octave-lyh: src/symtab.h annotate

annotate src/symtab.h @ 9009:da58ec8f62e8

tag bug don't define forced variables

author	John W. Eaton <jwe@octave.org>
date	Mon, 23 Mar 2009 19:29:01 -0400
parents	eb63fbe60fab
children	c6463412aebb

rev	line source
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	1 /*
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	2
7017 a1dbe9d80eee [project @ 2007-10-12 21:27:11 by jwe] jwe parents: 7016 diff changeset	3 Copyright (C) 1993, 1994, 1995, 1996, 1997, 1999, 2000, 2002, 2003,
8920 eb63fbe60fab update copyright notices John W. Eaton <jwe@octave.org> parents: 8906 diff changeset	4 2004, 2005, 2006, 2007, 2008, 2009 John W. Eaton
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	5
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	6 This file is part of Octave.
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	7
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	8 Octave is free software; you can redistribute it and/or modify it
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	9 under the terms of the GNU General Public License as published by the
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6257 diff changeset	10 Free Software Foundation; either version 3 of the License, or (at your
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6257 diff changeset	11 option) any later version.
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	12
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	13 Octave is distributed in the hope that it will be useful, but WITHOUT
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	16 for more details.
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	17
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	18 You should have received a copy of the GNU General Public License
7016 93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6257 diff changeset	19 along with Octave; see the file COPYING. If not, see
93c65f2a5668 [project @ 2007-10-12 06:40:56 by jwe] jwe parents: 6257 diff changeset	20 <http://www.gnu.org/licenses/>.
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	21
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	22 */
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	23
383 0b52c68ec81f [project @ 1994-03-09 21:19:44 by jwe] jwe parents: 276 diff changeset	24 #if !defined (octave_symtab_h)
0b52c68ec81f [project @ 1994-03-09 21:19:44 by jwe] jwe parents: 276 diff changeset	25 #define octave_symtab_h 1
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	26
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	27 #include <deque>
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	28 #include <list>
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	29 #include <map>
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	30 #include <set>
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	31 #include <string>
2953 ca7d3625ee01 [project @ 1997-05-09 14:56:52 by jwe] jwe parents: 2948 diff changeset	32
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	33 #include "glob-match.h"
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	34 #include "regex-match.h"
2846 52e7c4509983 [project @ 1997-03-26 23:27:35 by jwe] jwe parents: 2791 diff changeset	35
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	36 class tree_argument_list;
3013 66a1cede95e7 [project @ 1997-06-02 19:35:05 by jwe] jwe parents: 3011 diff changeset	37
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	38 #include "oct-obj.h"
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	39 #include "ov.h"
1412 5db963ba9614 [project @ 1995-09-15 08:47:17 by jwe] jwe parents: 1315 diff changeset	40
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	41 class
6109 c68896f193e3 [project @ 2006-10-27 02:16:18 by jwe] jwe parents: 6072 diff changeset	42 OCTINTERP_API
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	43 symbol_table
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	44 {
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	45 public:
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	46
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	47 typedef int scope_id;
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	48 typedef size_t context_id;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	49
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	50 class
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	51 scope_id_cache
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	52 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	53 protected:
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	54
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	55 typedef std::set<scope_id>::iterator set_iterator;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	56 typedef std::set<scope_id>::const_iterator set_const_iterator;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	57
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	58 // We start with 2 because we allocate 0 for the global symbols
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	59 // and 1 for the top-level workspace.
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	60
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	61 scope_id_cache (void) : next_available (2), in_use (), free_list () { }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	62
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	63 public:
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	64
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	65 ~scope_id_cache (void) { }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	66
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	67 static scope_id alloc (void)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	68 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	69 return instance_ok () ? instance->do_alloc () : -1;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	70 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	71
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	72 static void free (scope_id scope)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	73 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	74 if (instance_ok ())
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	75 return instance->do_free (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	76 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	77
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	78 static std::list<scope_id> scopes (void)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	79 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	80 return instance_ok () ? instance->do_scopes () : std::list<scope_id> ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	81 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	82
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	83 static bool instance_ok (void)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	84 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	85 bool retval = true;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	86
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	87 if (! instance)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	88 instance = new scope_id_cache ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	89
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	90 if (! instance)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	91 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	92 ::error ("unable to create scope_id_cache object!");
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	93
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	94 retval = false;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	95 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	96
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	97 return retval;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	98 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	99
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	100 private:
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	101
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	102 static scope_id_cache *instance;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	103
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	104 // The next available scope not in the free list.
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	105 scope_id next_available;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	106
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	107 // The set of scope IDs that are currently allocated.
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	108 std::set<scope_id> in_use;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	109
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	110 // The set of scope IDs that are currently available.
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	111 std::set<scope_id> free_list;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	112
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	113 scope_id do_alloc (void)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	114 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	115 scope_id retval;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	116
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	117 set_iterator p = free_list.begin ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	118
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	119 if (p != free_list.end ())
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	120 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	121 retval = *p;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	122 free_list.erase (p);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	123 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	124 else
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	125 retval = next_available++;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	126
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	127 in_use.insert (retval);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	128
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	129 return retval;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	130 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	131
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	132 void do_free (scope_id scope)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	133 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	134 set_iterator p = in_use.find (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	135
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	136 if (p != in_use.end ())
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	137 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	138 in_use.erase (p);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	139 free_list.insert (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	140 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	141 else
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	142 error ("free_scope: scope %d not found!", scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	143 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	144
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	145 std::list<scope_id> do_scopes (void) const
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	146 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	147 std::list<scope_id> retval;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	148
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	149 for (set_const_iterator p = in_use.begin (); p != in_use.end (); p++)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	150 retval.push_back (*p);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	151
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	152 retval.sort ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	153
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	154 return retval;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	155 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	156 };
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	157
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	158 class
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	159 symbol_record
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	160 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	161 public:
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	162
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	163 // generic variable
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	164 static const unsigned int local = 1;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	165
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	166 // varargin, argn, .nargin., .nargout.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	167 // (FIXME -- is this really used now?)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	168 static const unsigned int automatic = 2;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	169
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	170 // formal parameter
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	171 static const unsigned int formal = 4;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	172
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	173 // not listed or cleared (.nargin., .nargout.)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	174 static const unsigned int hidden = 8;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	175
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	176 // inherited from parent scope; not cleared at function exit
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	177 static const unsigned int inherited = 16;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	178
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	179 // global (redirects to global scope)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	180 static const unsigned int global = 32;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	181
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	182 // not cleared at function exit
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	183 static const unsigned int persistent = 64;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	184
8881 8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	185 // temporary variables forced into symbol table for parsing
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	186 static const unsigned int forced = 128;
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	187
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	188 private:
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	189
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	190 class
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	191 symbol_record_rep
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	192 {
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	193 public:
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	194
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	195 symbol_record_rep (const std::string& nm, const octave_value& v,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	196 unsigned int sc)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	197 : name (nm), value_stack (), storage_class (sc), count (1)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	198 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	199 value_stack.push_back (v);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	200 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	201
8881 8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	202 void force_variable (context_id context)
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	203 {
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	204 octave_value& val = varref (context);
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	205
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	206 if (! val.is_defined ())
9009 da58ec8f62e8 tag bug don't define forced variables John W. Eaton <jwe@octave.org> parents: 8920 diff changeset	207 mark_forced ();
8881 8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	208 }
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	209
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	210 octave_value& varref (context_id context)
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	211 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	212 if (is_global ())
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	213 return symbol_table::global_varref (name);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	214 else if (is_persistent ())
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	215 return symbol_table::persistent_varref (name);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	216 else
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	217 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	218 context_id n = value_stack.size ();
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	219 while (n++ <= context)
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	220 value_stack.push_back (octave_value ());
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	221
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	222 return value_stack[context];
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	223 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	224 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	225
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	226 octave_value varval (context_id context) const
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	227 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	228 if (is_global ())
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	229 return symbol_table::global_varval (name);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	230 else if (is_persistent ())
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	231 return symbol_table::persistent_varval (name);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	232 else
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	233 {
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	234 if (context < value_stack.size ())
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	235 return value_stack[context];
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	236 else
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	237 return octave_value ();
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	238 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	239 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	240
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	241 void push_context (void)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	242 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	243 if (! (is_persistent () \|\| is_global ()))
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	244 value_stack.push_back (octave_value ());
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	245 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	246
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	247 // If pop_context returns 0, we are out of values and this element
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	248 // of the symbol table should be deleted. This can happen for
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	249 // functions like
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	250 //
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	251 // function foo (n)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	252 // if (n > 0)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	253 // foo (n-1);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	254 // else
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	255 // eval ("x = 1");
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	256 // endif
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	257 // endfunction
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	258 //
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	259 // Here, X should only exist in the final stack frame.
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	260
7374 4ff9611147ba [project @ 2008-01-15 00:50:50 by jwe] jwe parents: 7346 diff changeset	261 size_t pop_context (void)
4ff9611147ba [project @ 2008-01-15 00:50:50 by jwe] jwe parents: 7346 diff changeset	262 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	263 size_t retval = 1;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	264
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	265 if (! (is_persistent () \|\| is_global ()))
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	266 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	267 value_stack.pop_back ();
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	268 retval = value_stack.size ();
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	269 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	270
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	271 return retval;
7374 4ff9611147ba [project @ 2008-01-15 00:50:50 by jwe] jwe parents: 7346 diff changeset	272 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	273
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	274 void clear (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	275 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	276 if (! (is_hidden () \|\| is_inherited ()))
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	277 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	278 if (is_global ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	279 unmark_global ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	280
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	281 if (is_persistent ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	282 {
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	283 symbol_table::persistent_varref (name)
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	284 = varval (xcurrent_context);
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	285
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	286 unmark_persistent ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	287 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	288
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	289 varref (xcurrent_context) = octave_value ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	290 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	291 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	292
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	293 bool is_defined (context_id context) const
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	294 {
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	295 return varval (context).is_defined ();
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	296 }
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	297
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	298 bool is_variable (context_id context) const
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	299 {
9009 da58ec8f62e8 tag bug don't define forced variables John W. Eaton <jwe@octave.org> parents: 8920 diff changeset	300 return (storage_class != local \|\| is_defined (context) \|\| is_forced ());
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	301 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	302
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	303 bool is_local (void) const { return storage_class & local; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	304 bool is_automatic (void) const { return storage_class & automatic; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	305 bool is_formal (void) const { return storage_class & formal; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	306 bool is_hidden (void) const { return storage_class & hidden; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	307 bool is_inherited (void) const { return storage_class & inherited; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	308 bool is_global (void) const { return storage_class & global; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	309 bool is_persistent (void) const { return storage_class & persistent; }
8881 8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	310 bool is_forced (void) const { return storage_class & forced; }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	311
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	312 void mark_local (void) { storage_class \|= local; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	313 void mark_automatic (void) { storage_class \|= automatic; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	314 void mark_formal (void) { storage_class \|= formal; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	315 void mark_hidden (void) { storage_class \|= hidden; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	316 void mark_inherited (void) { storage_class \|= inherited; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	317 void mark_global (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	318 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	319 if (is_persistent ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	320 error ("can't make persistent variable %s global", name.c_str ());
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	321 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	322 storage_class \|= global;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	323 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	324 void mark_persistent (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	325 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	326 if (is_global ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	327 error ("can't make global variable %s persistent", name.c_str ());
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	328 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	329 storage_class \|= persistent;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	330 }
8881 8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	331 void mark_forced (void) { storage_class \|= forced; }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	332
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	333 void unmark_local (void) { storage_class &= ~local; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	334 void unmark_automatic (void) { storage_class &= ~automatic; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	335 void unmark_formal (void) { storage_class &= ~formal; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	336 void unmark_hidden (void) { storage_class &= ~hidden; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	337 void unmark_inherited (void) { storage_class &= ~inherited; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	338 void unmark_global (void) { storage_class &= ~global; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	339 void unmark_persistent (void) { storage_class &= ~persistent; }
8881 8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	340 void unmark_forced (void) { storage_class &= ~forced; }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	341
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	342 void init_persistent (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	343 {
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	344 if (! is_defined (xcurrent_context))
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	345 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	346 mark_persistent ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	347
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	348 varref (xcurrent_context) = symbol_table::persistent_varval (name);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	349 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	350 // FIXME -- this causes trouble with recursive calls.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	351 // else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	352 // error ("unable to declare existing variable persistent");
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	353 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	354
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	355 void erase_persistent (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	356 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	357 unmark_persistent ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	358 symbol_table::erase_persistent (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	359 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	360
8906 ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	361 symbol_record_rep *dup (void) const
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	362 {
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	363 return new symbol_record_rep (name, varval (xcurrent_context),
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	364 storage_class);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	365 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	366
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	367 void dump (std::ostream& os, const std::string& prefix) const;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	368
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	369 std::string name;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	370
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	371 std::deque<octave_value> value_stack;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	372
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	373 unsigned int storage_class;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	374
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	375 size_t count;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	376
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	377 private:
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	378
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	379 // No copying!
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	380
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	381 symbol_record_rep (const symbol_record_rep& ov);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	382
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	383 symbol_record_rep& operator = (const symbol_record_rep&);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	384 };
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	385
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	386 public:
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	387
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	388 symbol_record (const std::string& nm = std::string (),
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	389 const octave_value& v = octave_value (),
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	390 unsigned int sc = local)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	391 : rep (new symbol_record_rep (nm, v, sc)) { }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	392
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	393 symbol_record (const symbol_record& sr)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	394 : rep (sr.rep)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	395 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	396 rep->count++;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	397 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	398
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	399 symbol_record& operator = (const symbol_record& sr)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	400 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	401 if (this != &sr)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	402 {
8906 ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	403 if (--rep->count == 0)
ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	404 delete rep;
ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	405
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	406 rep = sr.rep;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	407 rep->count++;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	408 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	409
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	410 return *this;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	411 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	412
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	413 ~symbol_record (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	414 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	415 if (--rep->count == 0)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	416 delete rep;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	417 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	418
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	419 symbol_record dup (void) const { return symbol_record (rep->dup ()); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	420
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	421 std::string name (void) const { return rep->name; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	422
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	423 octave_value
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	424 find (tree_argument_list *args, const string_vector& arg_names,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	425 octave_value_list& evaluated_args, bool& args_evaluated) const;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	426
8881 8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	427 void force_variable (context_id context = xcurrent_context)
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	428 {
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	429 rep->force_variable (context);
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	430 }
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	431
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	432 octave_value& varref (context_id context = xcurrent_context)
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	433 {
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	434 return rep->varref (context);
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	435 }
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	436
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	437 octave_value varval (context_id context = xcurrent_context) const
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	438 {
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	439 return rep->varval (context);
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	440 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	441
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	442 void push_context (void) { rep->push_context (); }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	443
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	444 size_t pop_context (void) { return rep->pop_context (); }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	445
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	446 void clear (void) { rep->clear (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	447
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	448 bool is_defined (context_id context = xcurrent_context) const
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	449 {
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	450 return rep->is_defined (context);
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	451 }
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	452
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	453 bool is_variable (context_id context = xcurrent_context) const
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	454 {
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	455 return rep->is_variable (context);
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	456 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	457
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	458 bool is_local (void) const { return rep->is_local (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	459 bool is_automatic (void) const { return rep->is_automatic (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	460 bool is_formal (void) const { return rep->is_formal (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	461 bool is_global (void) const { return rep->is_global (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	462 bool is_hidden (void) const { return rep->is_hidden (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	463 bool is_inherited (void) const { return rep->is_inherited (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	464 bool is_persistent (void) const { return rep->is_persistent (); }
8881 8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	465 bool is_forced (void) const { return rep->is_forced (); }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	466
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	467 void mark_local (void) { rep->mark_local (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	468 void mark_automatic (void) { rep->mark_automatic (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	469 void mark_formal (void) { rep->mark_formal (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	470 void mark_hidden (void) { rep->mark_hidden (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	471 void mark_inherited (void) { rep->mark_inherited (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	472 void mark_global (void) { rep->mark_global (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	473 void mark_persistent (void) { rep->mark_persistent (); }
8881 8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	474 void mark_forced (void) { rep->mark_forced (); }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	475
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	476 void unmark_local (void) { rep->unmark_local (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	477 void unmark_automatic (void) { rep->unmark_automatic (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	478 void unmark_formal (void) { rep->unmark_formal (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	479 void unmark_hidden (void) { rep->unmark_hidden (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	480 void unmark_inherited (void) { rep->unmark_inherited (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	481 void unmark_global (void) { rep->unmark_global (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	482 void unmark_persistent (void) { rep->unmark_persistent (); }
8881 8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	483 void unmark_forced (void) { rep->unmark_forced (); }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	484
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	485 void init_persistent (void) { rep->init_persistent (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	486
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	487 void erase_persistent (void) { rep->erase_persistent (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	488
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	489 unsigned int xstorage_class (void) const { return rep->storage_class; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	490
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	491 void
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	492 dump (std::ostream& os, const std::string& prefix = std::string ()) const
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	493 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	494 rep->dump (os, prefix);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	495 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	496
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	497 private:
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	498
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	499 symbol_record_rep *rep;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	500
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	501 symbol_record (symbol_record_rep *new_rep) : rep (new_rep) { }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	502 };
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	503
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	504 class
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	505 fcn_info
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	506 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	507 public:
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	508
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	509 typedef std::map<std::string, std::string> dispatch_map_type;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	510
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	511 typedef std::map<scope_id, octave_value>::const_iterator scope_val_const_iterator;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	512 typedef std::map<scope_id, octave_value>::iterator scope_val_iterator;
4238 a5a68c0afe56 [project @ 2002-12-25 21:04:33 by jwe] jwe parents: 4234 diff changeset	513
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	514 typedef std::map<std::string, octave_value>::const_iterator str_val_const_iterator;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	515 typedef std::map<std::string, octave_value>::iterator str_val_iterator;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	516
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	517 typedef dispatch_map_type::const_iterator dispatch_map_const_iterator;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	518 typedef dispatch_map_type::iterator dispatch_map_iterator;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	519
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	520 private:
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	521
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	522 class
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	523 fcn_info_rep
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	524 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	525 public:
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	526
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	527 fcn_info_rep (const std::string& nm)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	528 : name (nm), subfunctions (), private_functions (),
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	529 class_constructors (), class_methods (), cmdline_function (),
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	530 autoload_function (), function_on_path (), built_in_function (),
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	531 count (1) { }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	532
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	533 octave_value load_private_function (const std::string& dir_name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	534
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	535 octave_value load_class_constructor (void);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	536
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	537 octave_value load_class_method (const std::string& dispatch_type);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	538
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	539 octave_value
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	540 find (tree_argument_list *args, const string_vector& arg_names,
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	541 octave_value_list& evaluated_args, bool& args_evaluated);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	542
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	543 octave_value find_method (const std::string& dispatch_type);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	544
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	545 octave_value find_autoload (void);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	546
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	547 octave_value find_user_function (void);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	548
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	549 bool is_user_function_defined (void) const
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	550 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	551 return function_on_path.is_defined ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	552 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	553
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	554 octave_value find_function (void)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	555 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	556 octave_value_list args;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	557
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	558 return find_function (args);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	559 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	560
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	561 octave_value find_function (const octave_value_list& args)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	562 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	563 string_vector arg_names;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	564 octave_value_list evaluated_args = args;
7753 e76a4a6e3c47 initialize args_evaluated; delete useless statement John W. Eaton <jwe@octave.org> parents: 7752 diff changeset	565 bool args_evaluated = false;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	566
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	567 return find (0, arg_names, evaluated_args, args_evaluated);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	568 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	569
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	570 void lock_subfunction (scope_id scope)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	571 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	572 scope_val_iterator p = subfunctions.find (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	573
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	574 if (p != subfunctions.end ())
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	575 p->second.lock ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	576 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	577
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	578 void unlock_subfunction (scope_id scope)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	579 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	580 scope_val_iterator p = subfunctions.find (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	581
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	582 if (p != subfunctions.end ())
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	583 p->second.unlock ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	584 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	585
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	586 std::pair<std::string, octave_value>
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	587 subfunction_defined_in_scope (scope_id scope) const
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	588 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	589 scope_val_const_iterator p = subfunctions.find (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	590
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	591 return p == subfunctions.end ()
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	592 ? std::pair<std::string, octave_value> ()
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	593 : std::pair<std::string, octave_value> (name, p->second);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	594 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	595
7876 8447a5024650 clear subfunctions when clearing parent function John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	596 void erase_subfunction (scope_id scope)
8447a5024650 clear subfunctions when clearing parent function John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	597 {
8447a5024650 clear subfunctions when clearing parent function John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	598 scope_val_iterator p = subfunctions.find (scope);
8447a5024650 clear subfunctions when clearing parent function John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	599
8447a5024650 clear subfunctions when clearing parent function John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	600 if (p != subfunctions.end ())
8447a5024650 clear subfunctions when clearing parent function John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	601 subfunctions.erase (p);
8447a5024650 clear subfunctions when clearing parent function John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	602 }
8447a5024650 clear subfunctions when clearing parent function John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	603
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	604 void install_cmdline_function (const octave_value& f)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	605 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	606 cmdline_function = f;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	607 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	608
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	609 void install_subfunction (const octave_value& f, scope_id scope)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	610 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	611 subfunctions[scope] = f;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	612 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	613
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	614 void install_user_function (const octave_value& f)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	615 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	616 function_on_path = f;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	617 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	618
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	619 void install_built_in_function (const octave_value& f)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	620 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	621 built_in_function = f;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	622 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	623
7489 8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	624 template <class T>
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	625 void
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	626 clear_unlocked (std::map<T, octave_value>& map)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	627 {
7489 8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	628 typename std::map<T, octave_value>::iterator p = map.begin ();
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	629
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	630 while (p != map.end ())
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	631 {
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	632 if (p->second.islocked ())
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	633 p++;
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	634 else
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	635 map.erase (p++);
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	636 }
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	637 }
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	638
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	639 void clear_cmdline_function (void)
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	640 {
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	641 if (! cmdline_function.islocked ())
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	642 cmdline_function = octave_value ();
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	643 }
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	644
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	645 void clear_autoload_function (void)
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	646 {
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	647 if (! autoload_function.islocked ())
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	648 autoload_function = octave_value ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	649 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	650
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	651 // FIXME -- should this also clear the cmdline and other "user
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	652 // defined" functions?
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	653 void clear_user_function (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	654 {
7489 8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	655 if (! function_on_path.islocked ())
7876 8447a5024650 clear subfunctions when clearing parent function John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	656 {
8447a5024650 clear subfunctions when clearing parent function John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	657 function_on_path.erase_subfunctions ();
8447a5024650 clear subfunctions when clearing parent function John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	658
8447a5024650 clear subfunctions when clearing parent function John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	659 function_on_path = octave_value ();
8447a5024650 clear subfunctions when clearing parent function John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	660 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	661 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	662
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	663 void clear_mex_function (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	664 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	665 if (function_on_path.is_mex_function ())
7489 8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	666 clear_user_function ();
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	667 }
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	668
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	669 void clear (void)
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	670 {
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	671 clear_unlocked (subfunctions);
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	672 clear_unlocked (private_functions);
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	673 clear_unlocked (class_constructors);
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	674 clear_unlocked (class_methods);
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	675 clear_cmdline_function ();
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	676 clear_autoload_function ();
8e4592e49fa7 don't clear locked functions John W. Eaton <jwe@octave.org> parents: 7374 diff changeset	677 clear_user_function ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	678 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	679
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	680 void add_dispatch (const std::string& type, const std::string& fname)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	681 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	682 dispatch_map[type] = fname;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	683 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	684
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	685 void clear_dispatch (const std::string& type)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	686 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	687 dispatch_map_iterator p = dispatch_map.find (type);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	688
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	689 if (p != dispatch_map.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	690 dispatch_map.erase (p);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	691 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	692
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	693 void print_dispatch (std::ostream& os) const;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	694
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	695 std::string help_for_dispatch (void) const;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	696
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	697 dispatch_map_type get_dispatch (void) const { return dispatch_map; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	698
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	699 void dump (std::ostream& os, const std::string& prefix) const;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	700
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	701 std::string name;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	702
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	703 // Scope id to function object.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	704 std::map<scope_id, octave_value> subfunctions;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	705
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	706 // Directory name to function object.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	707 std::map<std::string, octave_value> private_functions;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	708
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	709 // Class name to function object.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	710 std::map<std::string, octave_value> class_constructors;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	711
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	712 // Dispatch type to function object.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	713 std::map<std::string, octave_value> class_methods;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	714
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	715 // Legacy dispatch map (dispatch type name to function name).
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	716 dispatch_map_type dispatch_map;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	717
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	718 octave_value cmdline_function;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	719
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	720 octave_value autoload_function;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	721
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	722 octave_value function_on_path;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	723
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	724 octave_value built_in_function;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	725
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	726 size_t count;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	727
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	728 private:
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	729
8691 7838271ee25c symtab.cc (symbol_table::fcn_info::fcn_info_rep::find): avoid recursive call John W. Eaton <jwe@octave.org> parents: 8282 diff changeset	730 octave_value
7838271ee25c symtab.cc (symbol_table::fcn_info::fcn_info_rep::find): avoid recursive call John W. Eaton <jwe@octave.org> parents: 8282 diff changeset	731 xfind (tree_argument_list *args, const string_vector& arg_names,
7838271ee25c symtab.cc (symbol_table::fcn_info::fcn_info_rep::find): avoid recursive call John W. Eaton <jwe@octave.org> parents: 8282 diff changeset	732 octave_value_list& evaluated_args, bool& args_evaluated);
7838271ee25c symtab.cc (symbol_table::fcn_info::fcn_info_rep::find): avoid recursive call John W. Eaton <jwe@octave.org> parents: 8282 diff changeset	733
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	734 // No copying!
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	735
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	736 fcn_info_rep (const fcn_info_rep&);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	737
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	738 fcn_info_rep& operator = (const fcn_info_rep&);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	739 };
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	740
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	741 public:
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	742
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	743 fcn_info (const std::string& nm = std::string ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	744 : rep (new fcn_info_rep (nm)) { }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	745
8906 ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	746 fcn_info (const fcn_info& fi) : rep (fi.rep)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	747 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	748 rep->count++;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	749 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	750
8906 ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	751 fcn_info& operator = (const fcn_info& fi)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	752 {
8906 ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	753 if (this != &fi)
4238 a5a68c0afe56 [project @ 2002-12-25 21:04:33 by jwe] jwe parents: 4234 diff changeset	754 {
8906 ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	755 if (--rep->count == 0)
ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	756 delete rep;
ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	757
ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	758 rep = fi.rep;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	759 rep->count++;
4238 a5a68c0afe56 [project @ 2002-12-25 21:04:33 by jwe] jwe parents: 4234 diff changeset	760 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	761
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	762 return *this;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	763 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	764
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	765 ~fcn_info (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	766 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	767 if (--rep->count == 0)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	768 delete rep;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	769 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	770
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	771 octave_value
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	772 find (tree_argument_list *args, const string_vector& arg_names,
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	773 octave_value_list& evaluated_args, bool& args_evaluated);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	774
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	775 octave_value find_method (const std::string& dispatch_type) const
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	776 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	777 return rep->find_method (dispatch_type);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	778 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	779
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	780 octave_value find_built_in_function (void) const
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	781 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	782 return rep->built_in_function;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	783 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	784
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	785 octave_value find_autoload (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	786 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	787 return rep->find_autoload ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	788 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	789
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	790 octave_value find_user_function (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	791 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	792 return rep->find_user_function ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	793 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	794
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	795 bool is_user_function_defined (void) const
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	796 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	797 return rep->is_user_function_defined ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	798 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	799
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	800 octave_value find_function (void)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	801 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	802 return rep->find_function ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	803 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	804
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	805 octave_value find_function (const octave_value_list& args)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	806 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	807 return rep->find_function (args);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	808 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	809
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	810 void lock_subfunction (scope_id scope)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	811 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	812 rep->lock_subfunction (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	813 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	814
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	815 void unlock_subfunction (scope_id scope)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	816 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	817 rep->unlock_subfunction (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	818 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	819
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	820 std::pair<std::string, octave_value>
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	821 subfunction_defined_in_scope (scope_id scope = xcurrent_scope) const
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	822 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	823 return rep->subfunction_defined_in_scope (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	824 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	825
7876 8447a5024650 clear subfunctions when clearing parent function John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	826 void erase_subfunction (scope_id scope)
8447a5024650 clear subfunctions when clearing parent function John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	827 {
8447a5024650 clear subfunctions when clearing parent function John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	828 rep->erase_subfunction (scope);
8447a5024650 clear subfunctions when clearing parent function John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	829 }
8447a5024650 clear subfunctions when clearing parent function John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	830
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	831 void install_cmdline_function (const octave_value& f)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	832 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	833 rep->install_cmdline_function (f);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	834 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	835
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	836 void install_subfunction (const octave_value& f, scope_id scope)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	837 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	838 rep->install_subfunction (f, scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	839 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	840
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	841 void install_user_function (const octave_value& f)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	842 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	843 rep->install_user_function (f);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	844 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	845
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	846 void install_built_in_function (const octave_value& f)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	847 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	848 rep->install_built_in_function (f);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	849 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	850
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	851 void clear (void) { rep->clear (); }
8881 8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	852
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	853 void clear_user_function (void) { rep->clear_user_function (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	854
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	855 void clear_mex_function (void) { rep->clear_mex_function (); }
7972 5bf4e2c13ed8 make superiorto and inferiorto work John W. Eaton <jwe@octave.org> parents: 7901 diff changeset	856
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	857 void add_dispatch (const std::string& type, const std::string& fname)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	858 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	859 rep->add_dispatch (type, fname);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	860 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	861
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	862 void clear_dispatch (const std::string& type)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	863 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	864 rep->clear_dispatch (type);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	865 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	866
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	867 void print_dispatch (std::ostream& os) const
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	868 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	869 rep->print_dispatch (os);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	870 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	871
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	872 std::string help_for_dispatch (void) const { return rep->help_for_dispatch (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	873
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	874 dispatch_map_type get_dispatch (void) const
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	875 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	876 return rep->get_dispatch ();
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	877 }
3011 2ad9af85b89b [project @ 1997-06-01 19:34:20 by jwe] jwe parents: 2979 diff changeset	878
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	879 void
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	880 dump (std::ostream& os, const std::string& prefix = std::string ()) const
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	881 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	882 rep->dump (os, prefix);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	883 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	884
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	885 private:
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	886
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	887 fcn_info_rep *rep;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	888 };
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	889
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	890 static scope_id global_scope (void) { return xglobal_scope; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	891 static scope_id top_scope (void) { return xtop_scope; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	892
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	893 static scope_id current_scope (void) { return xcurrent_scope; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	894
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	895 static context_id current_context (void) { return xcurrent_context; }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	896
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	897 // We use parent_scope to handle parsing subfunctions.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	898 static scope_id parent_scope (void) { return xparent_scope; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	899
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	900 static scope_id alloc_scope (void) { return scope_id_cache::alloc (); }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	901
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	902 static void set_scope (scope_id scope)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	903 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	904 if (scope == xglobal_scope)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	905 error ("can't set scope to global");
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	906 else if (scope != xcurrent_scope)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	907 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	908 all_instances_iterator p = all_instances.find (scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	909
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	910 if (p == all_instances.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	911 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	912 symbol_table *inst = new symbol_table ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	913
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	914 if (inst)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	915 all_instances[scope] = instance = inst;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	916 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	917 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	918 instance = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	919
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	920 xcurrent_scope = scope;
7901 3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7876 diff changeset	921 xcurrent_context = 0;
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	922 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	923 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	924
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	925 static void set_scope_and_context (scope_id scope, context_id context)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	926 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	927 if (scope == xglobal_scope)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	928 error ("can't set scope to global");
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	929 else
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	930 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	931 if (scope != xcurrent_scope)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	932 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	933 all_instances_iterator p = all_instances.find (scope);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	934
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	935 if (p == all_instances.end ())
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	936 error ("scope not found!");
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	937 else
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	938 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	939 instance = p->second;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	940
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	941 xcurrent_scope = scope;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	942 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	943 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	944
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	945 if (! error_state)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	946 xcurrent_context = context;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	947 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	948 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	949
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	950 static void push_scope (scope_id scope)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	951 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	952 if (scope_stack.empty ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	953 scope_stack.push_front (xtop_scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	954
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	955 set_scope (scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	956
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	957 scope_stack.push_front (scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	958 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	959
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	960 static void pop_scope (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	961 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	962 scope_stack.pop_front ();
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	963
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	964 set_scope (scope_stack[0]);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	965 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	966
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	967 static void pop_scope (void *) { pop_scope (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	968
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	969 static void reset_scope (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	970 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	971 scope_stack.clear ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	972
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	973 scope_stack.push_front (xtop_scope);
572 94fd73d1a0bc [project @ 1994-07-28 05:35:47 by jwe] jwe parents: 541 diff changeset	974
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	975 set_scope (xtop_scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	976 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	977
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	978 static void set_parent_scope (scope_id scope)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	979 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	980 xparent_scope = scope;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	981 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	982
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	983 static void reset_parent_scope (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	984 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	985 set_parent_scope (-1);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	986 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	987
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	988 static void erase_scope (scope_id scope)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	989 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	990 assert (scope != xglobal_scope);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	991
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	992 all_instances_iterator p = all_instances.find (scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	993
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	994 if (p != all_instances.end ())
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	995 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	996 delete p->second;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	997
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	998 all_instances.erase (p);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	999
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1000 free_scope (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1001 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1002 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1003
7876 8447a5024650 clear subfunctions when clearing parent function John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	1004 static void erase_subfunctions_in_scope (scope_id scope)
8447a5024650 clear subfunctions when clearing parent function John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	1005 {
8447a5024650 clear subfunctions when clearing parent function John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	1006 for (fcn_table_iterator q = fcn_table.begin ();
8447a5024650 clear subfunctions when clearing parent function John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	1007 q != fcn_table.end (); q++)
8447a5024650 clear subfunctions when clearing parent function John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	1008 q->second.erase_subfunction (scope);
8447a5024650 clear subfunctions when clearing parent function John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	1009 }
8447a5024650 clear subfunctions when clearing parent function John W. Eaton <jwe@octave.org> parents: 7779 diff changeset	1010
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1011 static scope_id dup_scope (scope_id scope)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1012 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1013 scope_id retval = -1;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1014
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1015 symbol_table *inst = get_instance (scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1016
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1017 if (inst)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1018 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1019 scope_id new_scope = alloc_scope ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1020
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1021 symbol_table *new_symbol_table = new symbol_table ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1022
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1023 if (new_symbol_table)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1024 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1025 all_instances[new_scope] = new_symbol_table;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1026
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1027 inst->do_dup_scope (*new_symbol_table);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1028
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1029 retval = new_scope;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1030 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1031 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1032
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1033 return retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1034 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1035
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1036 static std::list<scope_id> scopes (void)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1037 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1038 return scope_id_cache::scopes ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1039 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1040
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1041 static symbol_record
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1042 find_symbol (const std::string& name, scope_id scope = xcurrent_scope)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1043 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1044 symbol_table *inst = get_instance (scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1045
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1046 return inst ? inst->do_find_symbol (name) : symbol_record ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1047 }
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1048
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1049 static void
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1050 inherit (scope_id scope, scope_id donor_scope, context_id donor_context)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1051 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1052 symbol_table *inst = get_instance (scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1053
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1054 if (inst)
8051 36a485f7f335 symtab.h (symbol_table::do_inherit): copy alll symbols from donor scope John W. Eaton <jwe@octave.org> parents: 7972 diff changeset	1055 {
36a485f7f335 symtab.h (symbol_table::do_inherit): copy alll symbols from donor scope John W. Eaton <jwe@octave.org> parents: 7972 diff changeset	1056 symbol_table *donor_symbol_table = get_instance (donor_scope);
36a485f7f335 symtab.h (symbol_table::do_inherit): copy alll symbols from donor scope John W. Eaton <jwe@octave.org> parents: 7972 diff changeset	1057
36a485f7f335 symtab.h (symbol_table::do_inherit): copy alll symbols from donor scope John W. Eaton <jwe@octave.org> parents: 7972 diff changeset	1058 if (donor_symbol_table)
36a485f7f335 symtab.h (symbol_table::do_inherit): copy alll symbols from donor scope John W. Eaton <jwe@octave.org> parents: 7972 diff changeset	1059 inst->do_inherit (*donor_symbol_table, donor_context);
36a485f7f335 symtab.h (symbol_table::do_inherit): copy alll symbols from donor scope John W. Eaton <jwe@octave.org> parents: 7972 diff changeset	1060 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1061 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1062
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1063 static bool at_top_level (void) { return xcurrent_scope == xtop_scope; }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1064
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1065 // Find a value corresponding to the given name in the table.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1066 static octave_value
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1067 find (const std::string& name, tree_argument_list *args,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1068 const string_vector& arg_names,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1069 octave_value_list& evaluated_args, bool& args_evaluated,
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1070 bool skip_variables = false);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1071
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1072 // Insert a new name in the table.
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1073 static symbol_record& insert (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1074 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1075 static symbol_record foobar;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1076
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1077 symbol_table *inst = get_instance (xcurrent_scope);
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1078
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1079 return inst ? inst->do_insert (name) : foobar;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1080 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1081
8881 8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	1082 static void force_variable (const std::string& name,
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	1083 scope_id scope = xcurrent_scope,
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	1084 context_id context = xcurrent_context)
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	1085 {
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	1086 assert (xcurrent_context == 0);
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	1087
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	1088 symbol_table *inst = get_instance (scope);
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	1089
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	1090 if (inst)
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	1091 inst->do_force_variable (name, context);
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	1092 }
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	1093
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1094 static octave_value& varref (const std::string& name,
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1095 scope_id scope = xcurrent_scope,
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1096 context_id context = xcurrent_context)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1097 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1098 static octave_value foobar;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1099
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1100 symbol_table *inst = get_instance (scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1101
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1102 return inst ? inst->do_varref (name, context) : foobar;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1103 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1104
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1105 static octave_value varval (const std::string& name,
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1106 scope_id scope = xcurrent_scope,
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1107 context_id context = xcurrent_context)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1108 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1109 symbol_table *inst = get_instance (scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1110
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1111 return inst ? inst->do_varval (name, context) : octave_value ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1112 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1113
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1114 static octave_value&
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1115 global_varref (const std::string& name)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1116 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1117 global_table_iterator p = global_table.find (name);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1118
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1119 return (p == global_table.end ()) ? global_table[name] : p->second;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1120 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1121
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1122 static octave_value
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1123 global_varval (const std::string& name)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1124 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1125 global_table_const_iterator p = global_table.find (name);
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1126
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1127 return (p != global_table.end ()) ? p->second : octave_value ();
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1128 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1129
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1130 static octave_value& persistent_varref (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1131 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1132 static octave_value foobar;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1133
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1134 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1135
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1136 return inst ? inst->do_persistent_varref (name) : foobar;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1137 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1138
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1139 static octave_value persistent_varval (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1140 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1141 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1142
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1143 return inst ? inst->do_persistent_varval (name) : octave_value ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1144 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1145
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1146 static void erase_persistent (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1147 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1148 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1149
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1150 if (inst)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1151 inst->do_erase_persistent (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1152 }
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	1153
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1154 static bool is_variable (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1155 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1156 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1157
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1158 return inst ? inst->do_is_variable (name) : false;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1159 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1160
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1161 static bool
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1162 is_built_in_function_name (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1163 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1164 octave_value val = find_built_in_function (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1165
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1166 return val.is_defined ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1167 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1168
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1169 static octave_value
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1170 find_method (const std::string& name, const std::string& dispatch_type)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1171 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1172 fcn_table_const_iterator p = fcn_table.find (name);
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	1173
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1174 if (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1175 return p->second.find_method (dispatch_type);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1176 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1177 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1178 fcn_info finfo (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1179
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1180 octave_value fcn = finfo.find_method (dispatch_type);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1181
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1182 if (fcn.is_defined ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1183 fcn_table[name] = finfo;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1184
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1185 return fcn;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1186 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1187 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1188
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1189 static octave_value
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1190 find_built_in_function (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1191 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1192 fcn_table_const_iterator p = fcn_table.find (name);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1193
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1194 return (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1195 ? p->second.find_built_in_function () : octave_value ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1196 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1197
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1198 static octave_value
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1199 find_autoload (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1200 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1201 fcn_table_iterator p = fcn_table.find (name);
4913 c8368716bab3 [project @ 2004-07-23 16:00:48 by jwe] jwe parents: 4319 diff changeset	1202
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1203 return (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1204 ? p->second.find_autoload () : octave_value ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1205 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1206
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1207 static octave_value
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1208 find_function (const std::string& name, tree_argument_list *args,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1209 const string_vector& arg_names,
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1210 octave_value_list& evaluated_args, bool& args_evaluated);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1211
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1212 static octave_value find_user_function (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1213 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1214 fcn_table_iterator p = fcn_table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1215
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1216 return (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1217 ? p->second.find_user_function () : octave_value ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1218 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1219
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1220 static octave_value find_function (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1221 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1222 octave_value_list evaluated_args;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1223
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1224 return find_function (name, evaluated_args);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1225 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1226
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1227 static octave_value
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1228 find_function (const std::string& name, const octave_value_list& args)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1229 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1230 string_vector arg_names;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1231 octave_value_list evaluated_args = args;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1232 bool args_evaluated = ! args.empty ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1233
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1234 return find_function (name, 0, arg_names, evaluated_args, args_evaluated);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1235 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1236
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1237 static void install_cmdline_function (const std::string& name,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1238 const octave_value& fcn)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1239 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1240 fcn_table_iterator p = fcn_table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1241
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1242 if (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1243 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1244 fcn_info& finfo = p->second;
3013 66a1cede95e7 [project @ 1997-06-02 19:35:05 by jwe] jwe parents: 3011 diff changeset	1245
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1246 finfo.install_cmdline_function (fcn);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1247 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1248 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1249 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1250 fcn_info finfo (name);
195 13c6086c325c [project @ 1993-11-06 10:12:29 by jwe] jwe parents: 186 diff changeset	1251
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1252 finfo.install_cmdline_function (fcn);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1253
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1254 fcn_table[name] = finfo;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1255 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1256 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1257
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1258 static void install_subfunction (const std::string& name,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1259 const octave_value& fcn,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1260 scope_id scope = xparent_scope)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1261 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1262 fcn_table_iterator p = fcn_table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1263
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1264 if (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1265 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1266 fcn_info& finfo = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1267
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1268 finfo.install_subfunction (fcn, scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1269 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1270 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1271 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1272 fcn_info finfo (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1273
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1274 finfo.install_subfunction (fcn, scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1275
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1276 fcn_table[name] = finfo;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1277 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1278 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1279
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1280 static void install_user_function (const std::string& name,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1281 const octave_value& fcn)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1282 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1283 fcn_table_iterator p = fcn_table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1284
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1285 if (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1286 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1287 fcn_info& finfo = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1288
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1289 finfo.install_user_function (fcn);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1290 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1291 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1292 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1293 fcn_info finfo (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1294
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1295 finfo.install_user_function (fcn);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1296
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1297 fcn_table[name] = finfo;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1298 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1299 }
605 4f65175911a6 [project @ 1994-08-13 20:10:39 by jwe] jwe parents: 572 diff changeset	1300
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1301 static void install_built_in_function (const std::string& name,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1302 const octave_value& fcn)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1303 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1304 fcn_table_iterator p = fcn_table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1305
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1306 if (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1307 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1308 fcn_info& finfo = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1309
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1310 finfo.install_built_in_function (fcn);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1311 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1312 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1313 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1314 fcn_info finfo (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1315
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1316 finfo.install_built_in_function (fcn);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1317
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1318 fcn_table[name] = finfo;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1319 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1320 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1321
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1322 static void clear (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1323 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1324 clear_variable (name);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1325 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1326
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1327 static void clear_all (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1328 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1329 clear_variables ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1330
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1331 clear_functions ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1332 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1333
8282 47a3d2f829e4 clear local symbol table after parsing function John W. Eaton <jwe@octave.org> parents: 8123 diff changeset	1334 static void clear_variables (scope_id scope = xcurrent_scope)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1335 {
8282 47a3d2f829e4 clear local symbol table after parsing function John W. Eaton <jwe@octave.org> parents: 8123 diff changeset	1336 symbol_table *inst = get_instance (scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1337
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1338 if (inst)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1339 inst->do_clear_variables ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1340 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1341
9009 da58ec8f62e8 tag bug don't define forced variables John W. Eaton <jwe@octave.org> parents: 8920 diff changeset	1342 static void unmark_forced_variables (scope_id scope = xcurrent_scope)
8881 8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	1343 {
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	1344 symbol_table *inst = get_instance (scope);
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	1345
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	1346 if (inst)
9009 da58ec8f62e8 tag bug don't define forced variables John W. Eaton <jwe@octave.org> parents: 8920 diff changeset	1347 inst->do_unmark_forced_variables ();
8881 8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	1348 }
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	1349
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1350 // For unwind_protect.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1351 static void clear_variables (void *) { clear_variables (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1352
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1353 static void clear_functions (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1354 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1355 for (fcn_table_iterator p = fcn_table.begin (); p != fcn_table.end (); p++)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1356 p->second.clear ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1357 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1358
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1359 static void clear_function (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1360 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1361 clear_user_function (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1362 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1363
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1364 static void clear_global (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1365 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1366 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1367
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1368 if (inst)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1369 inst->do_clear_global (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1370 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1371
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1372 static void clear_variable (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1373 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1374 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1375
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1376 if (inst)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1377 inst->do_clear_variable (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1378 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1379
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1380 static void clear_symbol (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1381 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1382 // FIXME -- are we supposed to do both here?
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1383
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1384 clear_variable (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1385 clear_function (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1386 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1387
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1388 static void clear_function_pattern (const std::string& pat)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1389 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1390 glob_match pattern (pat);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1391
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1392 for (fcn_table_iterator p = fcn_table.begin (); p != fcn_table.end (); p++)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1393 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1394 if (pattern.match (p->first))
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1395 p->second.clear_user_function ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1396 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1397 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1398
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1399 static void clear_global_pattern (const std::string& pat)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1400 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1401 symbol_table *inst = get_instance (xcurrent_scope);
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1402
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1403 if (inst)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1404 inst->do_clear_global_pattern (pat);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1405 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1406
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1407 static void clear_variable_pattern (const std::string& pat)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1408 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1409 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1410
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1411 if (inst)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1412 inst->do_clear_variable_pattern (pat);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1413 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1414
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1415 static void clear_variable_regexp (const std::string& pat)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1416 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1417 symbol_table *inst = get_instance (xcurrent_scope);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1418
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1419 if (inst)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1420 inst->do_clear_variable_regexp (pat);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1421 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1422
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1423 static void clear_symbol_pattern (const std::string& pat)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1424 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1425 // FIXME -- are we supposed to do both here?
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1426
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1427 clear_variable_pattern (pat);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1428 clear_function_pattern (pat);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1429 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1430
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1431 static void clear_user_function (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1432 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1433 fcn_table_iterator p = fcn_table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1434
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1435 if (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1436 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1437 fcn_info& finfo = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1438
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1439 finfo.clear_user_function ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1440 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1441 // FIXME -- is this necessary, or even useful?
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1442 // else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1443 // error ("clear: no such function `%s'", name.c_str ());
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1444 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1445
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1446 static void clear_mex_functions (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1447 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1448 for (fcn_table_iterator p = fcn_table.begin (); p != fcn_table.end (); p++)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1449 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1450 fcn_info& finfo = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1451
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1452 finfo.clear_mex_function ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1453 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1454 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1455
7972 5bf4e2c13ed8 make superiorto and inferiorto work John W. Eaton <jwe@octave.org> parents: 7901 diff changeset	1456 static bool set_class_relationship (const std::string& sup_class,
5bf4e2c13ed8 make superiorto and inferiorto work John W. Eaton <jwe@octave.org> parents: 7901 diff changeset	1457 const std::string& inf_class);
5bf4e2c13ed8 make superiorto and inferiorto work John W. Eaton <jwe@octave.org> parents: 7901 diff changeset	1458
5bf4e2c13ed8 make superiorto and inferiorto work John W. Eaton <jwe@octave.org> parents: 7901 diff changeset	1459 static bool is_superiorto (const std::string& a, const std::string& b);
5bf4e2c13ed8 make superiorto and inferiorto work John W. Eaton <jwe@octave.org> parents: 7901 diff changeset	1460
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1461 static void alias_built_in_function (const std::string& alias,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1462 const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1463 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1464 octave_value fcn = find_built_in_function (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1465
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1466 if (fcn.is_defined ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1467 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1468 fcn_info finfo (alias);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1469
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1470 finfo.install_built_in_function (fcn);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1471
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1472 fcn_table[alias] = finfo;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1473 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1474 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1475 panic ("alias: `%s' is undefined", name.c_str ());
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1476 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1477
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1478 static void add_dispatch (const std::string& name, const std::string& type,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1479 const std::string& fname)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1480 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1481 fcn_table_iterator p = fcn_table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1482
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1483 if (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1484 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1485 fcn_info& finfo = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1486
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1487 finfo.add_dispatch (type, fname);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1488 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1489 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1490 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1491 fcn_info finfo (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1492
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1493 finfo.add_dispatch (type, fname);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1494
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1495 fcn_table[name] = finfo;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1496 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1497 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1498
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1499 static void clear_dispatch (const std::string& name, const std::string& type)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1500 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1501 fcn_table_iterator p = fcn_table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1502
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1503 if (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1504 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1505 fcn_info& finfo = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1506
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1507 finfo.clear_dispatch (type);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1508 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1509 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1510
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1511 static void print_dispatch (std::ostream& os, const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1512 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1513 fcn_table_iterator p = fcn_table.find (name);
4009 27e461aed956 [project @ 2002-07-31 09:33:03 by jwe] jwe parents: 3968 diff changeset	1514
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1515 if (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1516 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1517 fcn_info& finfo = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1518
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1519 finfo.print_dispatch (os);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1520 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1521 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1522
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1523 static fcn_info::dispatch_map_type get_dispatch (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1524 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1525 fcn_info::dispatch_map_type retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1526
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1527 fcn_table_iterator p = fcn_table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1528
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1529 if (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1530 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1531 fcn_info& finfo = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1532
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1533 retval = finfo.get_dispatch ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1534 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1535
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1536 return retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1537 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1538
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1539 static std::string help_for_dispatch (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1540 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1541 std::string retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1542
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1543 fcn_table_iterator p = fcn_table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1544
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1545 if (p != fcn_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1546 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1547 fcn_info& finfo = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1548
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1549 retval = finfo.help_for_dispatch ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1550 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1551
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1552 return retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1553 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1554
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1555 static void push_context (void)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1556 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1557 if (xcurrent_scope == xglobal_scope \|\| xcurrent_scope == xtop_scope)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1558 error ("invalid call to xymtab::push_context");
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1559 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1560 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1561 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1562
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1563 if (inst)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1564 inst->do_push_context ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1565 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1566 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1567
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1568 static void pop_context (void)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1569 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1570 if (xcurrent_scope == xglobal_scope \|\| xcurrent_scope == xtop_scope)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1571 error ("invalid call to xymtab::pop_context");
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1572 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1573 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1574 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1575
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1576 if (inst)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1577 inst->do_pop_context ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1578 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1579 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1580
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1581 // For unwind_protect.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1582 static void pop_context (void *) { pop_context (); }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1583
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1584 static void mark_hidden (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1585 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1586 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1587
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1588 if (inst)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1589 inst->do_mark_hidden (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1590 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1591
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1592 static void mark_global (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1593 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1594 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1595
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1596 if (inst)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1597 inst->do_mark_global (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1598 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1599
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1600 static std::list<symbol_record>
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1601 all_variables (scope_id scope = xcurrent_scope,
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1602 context_id context = xcurrent_context,
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1603 bool defined_only = true)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1604 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1605 symbol_table *inst = get_instance (scope);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1606
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1607 return inst
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	1608 ? inst->do_all_variables (context, defined_only) : std::list<symbol_record> ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1609 }
3011 2ad9af85b89b [project @ 1997-06-01 19:34:20 by jwe] jwe parents: 2979 diff changeset	1610
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1611 static std::list<symbol_record> glob (const std::string& pattern)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1612 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1613 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1614
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1615 return inst ? inst->do_glob (pattern) : std::list<symbol_record> ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1616 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1617
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1618 static std::list<symbol_record> regexp (const std::string& pattern)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1619 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1620 symbol_table *inst = get_instance (xcurrent_scope);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1621
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1622 return inst ? inst->do_regexp (pattern) : std::list<symbol_record> ();
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1623 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1624
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1625 static std::list<symbol_record> glob_variables (const std::string& pattern)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1626 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1627 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1628
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1629 return inst ? inst->do_glob (pattern, true) : std::list<symbol_record> ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1630 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1631
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1632 static std::list<symbol_record> regexp_variables (const std::string& pattern)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1633 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1634 symbol_table *inst = get_instance (xcurrent_scope);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1635
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1636 return inst ? inst->do_regexp (pattern, true) : std::list<symbol_record> ();
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1637 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1638
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1639 static std::list<symbol_record>
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1640 glob_global_variables (const std::string& pattern)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1641 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1642 std::list<symbol_record> retval;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1643
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1644 glob_match pat (pattern);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1645
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1646 for (global_table_const_iterator p = global_table.begin ();
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1647 p != global_table.end (); p++)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1648 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1649 // We generate a list of symbol_record objects so that
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1650 // the results from glob_variables and glob_global_variables
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1651 // may be handled the same way.
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1652
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1653 if (pat.match (p->first))
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1654 retval.push_back (symbol_record (p->first, p->second,
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1655 symbol_record::global));
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1656 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1657
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1658 return retval;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1659 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1660
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1661 static std::list<symbol_record>
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1662 regexp_global_variables (const std::string& pattern)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1663 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1664 std::list<symbol_record> retval;
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1665
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1666 regex_match pat (pattern);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1667
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1668 for (global_table_const_iterator p = global_table.begin ();
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1669 p != global_table.end (); p++)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1670 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1671 // We generate a list of symbol_record objects so that
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1672 // the results from regexp_variables and regexp_global_variables
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1673 // may be handled the same way.
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1674
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1675 if (pat.match (p->first))
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1676 retval.push_back (symbol_record (p->first, p->second,
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1677 symbol_record::global));
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1678 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1679
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1680 return retval;
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1681 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1682
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1683 static std::list<symbol_record> glob_variables (const string_vector& patterns)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1684 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1685 std::list<symbol_record> retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1686
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1687 size_t len = patterns.length ();
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	1688
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1689 for (size_t i = 0; i < len; i++)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1690 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1691 std::list<symbol_record> tmp = glob_variables (patterns[i]);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1692
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1693 retval.insert (retval.begin (), tmp.begin (), tmp.end ());
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1694 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1695
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1696 return retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1697 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1698
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1699 static std::list<symbol_record> regexp_variables
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1700 (const string_vector& patterns)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1701 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1702 std::list<symbol_record> retval;
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1703
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1704 size_t len = patterns.length ();
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1705
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1706 for (size_t i = 0; i < len; i++)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1707 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1708 std::list<symbol_record> tmp = regexp_variables (patterns[i]);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1709
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1710 retval.insert (retval.begin (), tmp.begin (), tmp.end ());
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1711 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1712
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1713 return retval;
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1714 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	1715
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1716 static std::list<std::string> user_function_names (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1717 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1718 std::list<std::string> retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1719
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1720 for (fcn_table_iterator p = fcn_table.begin ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1721 p != fcn_table.end (); p++)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1722 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1723 if (p->second.is_user_function_defined ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1724 retval.push_back (p->first);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1725 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1726
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1727 if (! retval.empty ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1728 retval.sort ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1729
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1730 return retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1731 }
3011 2ad9af85b89b [project @ 1997-06-01 19:34:20 by jwe] jwe parents: 2979 diff changeset	1732
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1733 static std::list<std::string> global_variable_names (void)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1734 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1735 std::list<std::string> retval;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1736
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1737 for (global_table_const_iterator p = global_table.begin ();
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1738 p != global_table.end (); p++)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1739 retval.push_back (p->first);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1740
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1741 retval.sort ();
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1742
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1743 return retval;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1744 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1745
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1746 static std::list<std::string> top_level_variable_names (void)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1747 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1748 symbol_table *inst = get_instance (xtop_scope);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1749
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1750 return inst ? inst->do_variable_names () : std::list<std::string> ();
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1751 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1752
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1753 static std::list<std::string> variable_names (void)
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1754 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1755 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1756
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1757 return inst ? inst->do_variable_names () : std::list<std::string> ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1758 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1759
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1760 static std::list<std::string> built_in_function_names (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1761 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1762 std::list<std::string> retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1763
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1764 for (fcn_table_const_iterator p = fcn_table.begin ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1765 p != fcn_table.end (); p++)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1766 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1767 octave_value fcn = p->second.find_built_in_function ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1768
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1769 if (fcn.is_defined ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1770 retval.push_back (p->first);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1771 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1772
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1773 if (! retval.empty ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1774 retval.sort ();
220 f736a3ec137e [project @ 1993-11-14 00:10:26 by jwe] jwe parents: 200 diff changeset	1775
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1776 return retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1777 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1778
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1779 static bool is_local_variable (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1780 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1781 if (xcurrent_scope == xglobal_scope)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1782 return false;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1783 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1784 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1785 symbol_table *inst = get_instance (xcurrent_scope);
5861 2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe] jwe parents: 5823 diff changeset	1786
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1787 return inst ? inst->do_is_local_variable (name) : false;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1788 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1789 }
5861 2a6cb4ed8f1e [project @ 2006-06-16 05:09:41 by jwe] jwe parents: 5823 diff changeset	1790
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1791 static bool is_global (const std::string& name)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1792 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1793 if (xcurrent_scope == xglobal_scope)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1794 return true;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1795 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1796 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1797 symbol_table *inst = get_instance (xcurrent_scope);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1798
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1799 return inst ? inst->do_is_global (name) : false;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1800 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1801 }
3011 2ad9af85b89b [project @ 1997-06-01 19:34:20 by jwe] jwe parents: 2979 diff changeset	1802
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1803 static void dump (std::ostream& os, scope_id scope = xcurrent_scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1804
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1805 static void dump_global (std::ostream& os);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1806
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1807 static void dump_functions (std::ostream& os);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1808
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1809 static void cache_name (scope_id scope, const std::string& name)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1810 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1811 symbol_table *inst = get_instance (scope, false);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1812
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1813 if (inst)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1814 inst->do_cache_name (name);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1815 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1816
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1817 static void lock_subfunctions (scope_id scope = xcurrent_scope)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1818 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1819 for (fcn_table_iterator p = fcn_table.begin ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1820 p != fcn_table.end (); p++)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1821 p->second.lock_subfunction (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1822 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1823
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1824 static void unlock_subfunctions (scope_id scope = xcurrent_scope)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1825 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1826 for (fcn_table_iterator p = fcn_table.begin ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1827 p != fcn_table.end (); p++)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1828 p->second.unlock_subfunction (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1829 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1830
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1831 static void free_scope (scope_id scope)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1832 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1833 if (scope == xglobal_scope \|\| scope == xtop_scope)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1834 error ("can't free global or top-level scopes!");
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1835 else
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1836 symbol_table::scope_id_cache::free (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1837 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1838
8819 96d87674b818 also stash directory name for subfunctions John W. Eaton <jwe@octave.org> parents: 8691 diff changeset	1839 static void stash_dir_name_for_subfunctions (scope_id scope,
96d87674b818 also stash directory name for subfunctions John W. Eaton <jwe@octave.org> parents: 8691 diff changeset	1840 const std::string& dir_name);
96d87674b818 also stash directory name for subfunctions John W. Eaton <jwe@octave.org> parents: 8691 diff changeset	1841
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	1842 private:
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	1843
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1844 typedef std::map<std::string, symbol_record>::const_iterator table_const_iterator;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1845 typedef std::map<std::string, symbol_record>::iterator table_iterator;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1846
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1847 typedef std::map<std::string, octave_value>::const_iterator global_table_const_iterator;
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1848 typedef std::map<std::string, octave_value>::iterator global_table_iterator;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1849
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1850 typedef std::map<std::string, octave_value>::const_iterator persistent_table_const_iterator;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1851 typedef std::map<std::string, octave_value>::iterator persistent_table_iterator;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1852
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1853 typedef std::map<scope_id, symbol_table*>::const_iterator all_instances_const_iterator;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1854 typedef std::map<scope_id, symbol_table*>::iterator all_instances_iterator;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1855
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1856 typedef std::map<std::string, fcn_info>::const_iterator fcn_table_const_iterator;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1857 typedef std::map<std::string, fcn_info>::iterator fcn_table_iterator;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1858
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1859 // Name for this table (usually the file name of the function
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1860 // corresponding to the scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1861 std::string table_name;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1862
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1863 // Map from symbol names to symbol info.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1864 std::map<std::string, symbol_record> table;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1865
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1866 // Map from names of global variables to values.
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1867 static std::map<std::string, octave_value> global_table;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1868
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1869 // Map from names of persistent variables to values.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1870 std::map<std::string, octave_value> persistent_table;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1871
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1872 // Pointer to symbol table for current scope (variables only).
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1873 static symbol_table *instance;
3011 2ad9af85b89b [project @ 1997-06-01 19:34:20 by jwe] jwe parents: 2979 diff changeset	1874
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1875 // Map from scope id to symbol table instances.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1876 static std::map<scope_id, symbol_table*> all_instances;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1877
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1878 // Map from function names to function info (subfunctions, private
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1879 // functions, class constructors, class methods, etc.)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1880 static std::map<std::string, fcn_info> fcn_table;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1881
7972 5bf4e2c13ed8 make superiorto and inferiorto work John W. Eaton <jwe@octave.org> parents: 7901 diff changeset	1882 // Mape from class names to set of classes that have lower
5bf4e2c13ed8 make superiorto and inferiorto work John W. Eaton <jwe@octave.org> parents: 7901 diff changeset	1883 // precedence.
5bf4e2c13ed8 make superiorto and inferiorto work John W. Eaton <jwe@octave.org> parents: 7901 diff changeset	1884 static std::map<std::string, std::set<std::string> > class_precedence_table;
5bf4e2c13ed8 make superiorto and inferiorto work John W. Eaton <jwe@octave.org> parents: 7901 diff changeset	1885
5bf4e2c13ed8 make superiorto and inferiorto work John W. Eaton <jwe@octave.org> parents: 7901 diff changeset	1886 typedef std::map<std::string, std::set<std::string> >::const_iterator class_precedence_table_const_iterator;
5bf4e2c13ed8 make superiorto and inferiorto work John W. Eaton <jwe@octave.org> parents: 7901 diff changeset	1887 typedef std::map<std::string, std::set<std::string> >::iterator class_precedence_table_iterator;
5bf4e2c13ed8 make superiorto and inferiorto work John W. Eaton <jwe@octave.org> parents: 7901 diff changeset	1888
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1889 static const scope_id xglobal_scope;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1890 static const scope_id xtop_scope;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1891
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1892 static scope_id xcurrent_scope;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1893
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1894 // We use parent_scope to handle parsing subfunctions.
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1895 static scope_id xparent_scope;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1896
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1897 static context_id xcurrent_context;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1898
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1899 static std::deque<scope_id> scope_stack;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1900
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1901 symbol_table (void)
7901 3e4c9b69069d call stack changes John W. Eaton <jwe@octave.org> parents: 7876 diff changeset	1902 : table_name (), table () { }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1903
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1904 ~symbol_table (void) { }
3011 2ad9af85b89b [project @ 1997-06-01 19:34:20 by jwe] jwe parents: 2979 diff changeset	1905
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1906 static symbol_table *get_instance (scope_id scope, bool create = true)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1907 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1908 symbol_table *retval = 0;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1909
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1910 bool ok = true;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1911
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1912 if (scope != xglobal_scope)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1913 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1914 if (scope == xcurrent_scope)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1915 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1916 if (! instance && create)
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1917 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1918 symbol_table *inst = new symbol_table ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1919
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1920 if (inst)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1921 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1922 all_instances[scope] = instance = inst;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1923
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1924 if (scope == xtop_scope)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1925 instance->do_cache_name ("top-level");
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1926 }
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1927 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1928
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1929 if (! instance)
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1930 ok = false;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1931
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1932 retval = instance;
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1933 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1934 else
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1935 {
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1936 all_instances_iterator p = all_instances.find (scope);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1937
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1938 if (p == all_instances.end ())
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1939 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1940 if (create)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1941 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1942 retval = new symbol_table ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1943
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1944 if (retval)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1945 all_instances[scope] = retval;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1946 else
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1947 ok = false;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1948 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1949 else
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1950 ok = false;
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1951 }
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1952 else
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1953 retval = p->second;
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	1954 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1955 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1956
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1957 if (! ok)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1958 error ("unable to %s symbol_table object for scope %d!",
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1959 create ? "create" : "find", scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1960
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1961 return retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1962 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1963
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1964 void insert_symbol_record (const symbol_record& sr)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1965 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1966 table[sr.name ()] = sr;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1967 }
4238 a5a68c0afe56 [project @ 2002-12-25 21:04:33 by jwe] jwe parents: 4234 diff changeset	1968
4913 c8368716bab3 [project @ 2004-07-23 16:00:48 by jwe] jwe parents: 4319 diff changeset	1969 void
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1970 do_dup_scope (symbol_table& new_symbol_table) const
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1971 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	1972 for (table_const_iterator p = table.begin (); p != table.end (); p++)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1973 new_symbol_table.insert_symbol_record (p->second.dup ());
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1974 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1975
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1976 symbol_record do_find_symbol (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1977 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1978 table_iterator p = table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1979
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1980 if (p == table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1981 return do_insert (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1982 else
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1983 return p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1984 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1985
8906 ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	1986 void do_inherit (symbol_table& donor_table, context_id donor_context)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1987 {
8906 ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	1988 for (table_iterator p = table.begin (); p != table.end (); p++)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1989 {
8906 ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	1990 symbol_record& sr = p->second;
ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	1991
ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	1992 if (! (sr.is_automatic () \|\| sr.is_formal ()))
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1993 {
8906 ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	1994 std::string nm = sr.name ();
ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	1995
ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	1996 if (nm != "__retval__")
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	1997 {
8906 ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	1998 octave_value val = donor_table.do_varval (nm, donor_context);
ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	1999
ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	2000 if (val.is_defined ())
ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	2001 {
ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	2002 sr.varref (0) = val;
ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	2003
ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	2004 sr.mark_inherited ();
ab87d08d9a1b improve symbol inheritance for anonymous functions John W. Eaton <jwe@octave.org> parents: 8884 diff changeset	2005 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2006 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2007 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2008 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2009 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2010
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2011 octave_value
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2012 do_find (const std::string& name, tree_argument_list *args,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2013 const string_vector& arg_names,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2014 octave_value_list& evaluated_args, bool& args_evaluated,
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	2015 bool skip_variables);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2016
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2017 symbol_record& do_insert (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2018 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2019 table_iterator p = table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2020
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2021 return p == table.end ()
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2022 ? (table[name] = symbol_record (name)) : p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2023 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2024
8881 8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	2025 void do_force_variable (const std::string& name, context_id context)
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	2026 {
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	2027 table_iterator p = table.find (name);
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	2028
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	2029 if (p == table.end ())
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	2030 {
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	2031 symbol_record& sr = do_insert (name);
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	2032
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	2033 sr.force_variable (context);
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	2034 }
8884 579de77acd90 strsplit.m: style fixes John W. Eaton <jwe@octave.org> parents: 8881 diff changeset	2035 else
579de77acd90 strsplit.m: style fixes John W. Eaton <jwe@octave.org> parents: 8881 diff changeset	2036 p->second.force_variable (context);
8881 8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	2037 }
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	2038
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	2039 octave_value& do_varref (const std::string& name, context_id context)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2040 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2041 table_iterator p = table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2042
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2043 if (p == table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2044 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2045 symbol_record& sr = do_insert (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2046
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	2047 return sr.varref (context);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2048 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2049 else
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	2050 return p->second.varref (context);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2051 }
4913 c8368716bab3 [project @ 2004-07-23 16:00:48 by jwe] jwe parents: 4319 diff changeset	2052
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	2053 octave_value do_varval (const std::string& name, context_id context) const
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2054 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2055 table_const_iterator p = table.find (name);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2056
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	2057 return (p != table.end ()) ? p->second.varval (context) : octave_value ();
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2058 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2059
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2060 octave_value& do_persistent_varref (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2061 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2062 persistent_table_iterator p = persistent_table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2063
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2064 return (p == persistent_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2065 ? persistent_table[name] : p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2066 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2067
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2068 octave_value do_persistent_varval (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2069 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2070 persistent_table_const_iterator p = persistent_table.find (name);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2071
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2072 return (p != persistent_table.end ()) ? p->second : octave_value ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2073 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2074
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2075 void do_erase_persistent (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2076 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2077 persistent_table_iterator p = persistent_table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2078
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2079 if (p != persistent_table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2080 persistent_table.erase (p);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2081 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2082
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2083 bool do_is_variable (const std::string& name) const
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2084 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2085 bool retval = false;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2086
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2087 table_const_iterator p = table.find (name);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2088
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2089 if (p != table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2090 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2091 const symbol_record& sr = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2092
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2093 retval = sr.is_variable ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2094 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2095
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2096 return retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2097 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2098
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2099 void do_push_context (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2100 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2101 for (table_iterator p = table.begin (); p != table.end (); p++)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2102 p->second.push_context ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2103 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2104
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2105 void do_pop_context (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2106 {
7374 4ff9611147ba [project @ 2008-01-15 00:50:50 by jwe] jwe parents: 7346 diff changeset	2107 for (table_iterator p = table.begin (); p != table.end (); )
4ff9611147ba [project @ 2008-01-15 00:50:50 by jwe] jwe parents: 7346 diff changeset	2108 {
4ff9611147ba [project @ 2008-01-15 00:50:50 by jwe] jwe parents: 7346 diff changeset	2109 if (p->second.pop_context () == 0)
4ff9611147ba [project @ 2008-01-15 00:50:50 by jwe] jwe parents: 7346 diff changeset	2110 table.erase (p++);
4ff9611147ba [project @ 2008-01-15 00:50:50 by jwe] jwe parents: 7346 diff changeset	2111 else
4ff9611147ba [project @ 2008-01-15 00:50:50 by jwe] jwe parents: 7346 diff changeset	2112 p++;
4ff9611147ba [project @ 2008-01-15 00:50:50 by jwe] jwe parents: 7346 diff changeset	2113 }
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2114 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2115
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2116 void do_clear_variables (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2117 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2118 for (table_iterator p = table.begin (); p != table.end (); p++)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2119 p->second.clear ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2120 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2121
9009 da58ec8f62e8 tag bug don't define forced variables John W. Eaton <jwe@octave.org> parents: 8920 diff changeset	2122 void do_unmark_forced_variables (void)
8881 8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	2123 {
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	2124 for (table_iterator p = table.begin (); p != table.end (); p++)
9009 da58ec8f62e8 tag bug don't define forced variables John W. Eaton <jwe@octave.org> parents: 8920 diff changeset	2125 p->second.unmark_forced ();
8881 8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	2126 }
8ed42c679af5 after defining a script or function, clear local variables created for parsing John W. Eaton <jwe@octave.org> parents: 8819 diff changeset	2127
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2128 void do_clear_global (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2129 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2130 table_iterator p = table.find (name);
4913 c8368716bab3 [project @ 2004-07-23 16:00:48 by jwe] jwe parents: 4319 diff changeset	2131
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2132 if (p != table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2133 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2134 symbol_record& sr = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2135
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2136 if (sr.is_global ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2137 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	2138 global_table_iterator q = global_table.find (name);
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	2139
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	2140 if (q != global_table.end ())
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	2141 global_table.erase (q);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2142
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2143 sr.unmark_global ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2144 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2145 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2146 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2147
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2148 void do_clear_variable (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2149 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2150 table_iterator p = table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2151
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2152 if (p != table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2153 p->second.clear ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2154 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2155
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2156 void do_clear_global_pattern (const std::string& pat)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2157 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2158 glob_match pattern (pat);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2159
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2160 for (table_iterator p = table.begin (); p != table.end (); p++)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2161 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2162 symbol_record& sr = p->second;
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	2163
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2164 if (sr.is_global ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2165 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2166 if (pattern.match (sr.name ()))
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2167 {
7752 40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	2168 global_table_iterator q = global_table.find (sr.name ());
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	2169
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	2170 if (q != global_table.end ())
40c428ea3408 initial implementation of dbup and dbdown John W. Eaton <jwe@octave.org> parents: 7489 diff changeset	2171 global_table.erase (q);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2172
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2173 sr.unmark_global ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2174 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2175 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2176 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2177 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2178
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2179 void do_clear_variable_pattern (const std::string& pat)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2180 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2181 glob_match pattern (pat);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2182
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2183 for (table_iterator p = table.begin (); p != table.end (); p++)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2184 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2185 symbol_record& sr = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2186
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2187 if (sr.is_defined () \|\| sr.is_global ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2188 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2189 if (pattern.match (sr.name ()))
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2190 sr.clear ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2191 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2192 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2193 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2194
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2195 void do_clear_variable_regexp (const std::string& pat)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2196 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2197 regex_match pattern (pat);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2198
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2199 for (table_iterator p = table.begin (); p != table.end (); p++)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2200 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2201 symbol_record& sr = p->second;
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2202
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2203 if (sr.is_defined () \|\| sr.is_global ())
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2204 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2205 if (pattern.match (sr.name ()))
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2206 sr.clear ();
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2207 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2208 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2209 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2210
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2211 void do_mark_hidden (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2212 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2213 table_iterator p = table.find (name);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2214
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2215 if (p != table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2216 p->second.mark_hidden ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2217 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2218
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2219 void do_mark_global (const std::string& name)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2220 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2221 table_iterator p = table.find (name);
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	2222
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2223 if (p != table.end ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2224 p->second.mark_global ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2225 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2226
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	2227 std::list<symbol_record>
71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	2228 do_all_variables (context_id context, bool defined_only) const
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2229 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2230 std::list<symbol_record> retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2231
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2232 for (table_const_iterator p = table.begin (); p != table.end (); p++)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2233 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2234 const symbol_record& sr = p->second;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2235
7767 71f068b22fcc scope and context fixes for function handles John W. Eaton <jwe@octave.org> parents: 7761 diff changeset	2236 if (defined_only && ! sr.is_defined (context))
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2237 continue;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2238
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2239 retval.push_back (sr);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2240 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2241
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2242 return retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2243 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2244
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2245 std::list<symbol_record> do_glob (const std::string& pattern,
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2246 bool vars_only = false) const
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2247 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2248 std::list<symbol_record> retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2249
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2250 glob_match pat (pattern);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2251
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2252 for (table_const_iterator p = table.begin (); p != table.end (); p++)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2253 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2254 if (pat.match (p->first))
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2255 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2256 const symbol_record& sr = p->second;
1962 d329b8ea86e8 [project @ 1996-02-16 04:24:22 by jwe] jwe parents: 1884 diff changeset	2257
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2258 if (vars_only && ! sr.is_variable ())
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2259 continue;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2260
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2261 retval.push_back (sr);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2262 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2263 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2264
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2265 return retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2266 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2267
7779 791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2268 std::list<symbol_record> do_regexp (const std::string& pattern,
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2269 bool vars_only = false) const
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2270 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2271 std::list<symbol_record> retval;
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2272
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2273 regex_match pat (pattern);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2274
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2275 for (table_const_iterator p = table.begin (); p != table.end (); p++)
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2276 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2277 if (pat.match (p->first))
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2278 {
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2279 const symbol_record& sr = p->second;
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2280
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2281 if (vars_only && ! sr.is_variable ())
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2282 continue;
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2283
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2284 retval.push_back (sr);
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2285 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2286 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2287
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2288 return retval;
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2289 }
791231dac333 Add regexp matching to Fwho and Fclear David Bateman <dbateman@free.fr> parents: 7767 diff changeset	2290
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2291 std::list<std::string> do_variable_names (void)
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2292 {
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2293 std::list<std::string> retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2294
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2295 for (table_const_iterator p = table.begin (); p != table.end (); p++)
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2296 retval.push_back (p->first);
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2297
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2298 retval.sort ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2299
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2300 return retval;
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2301 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2302
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2303 static std::map<std::string, octave_value>
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2304 subfunctions_defined_in_scope (scope_id scope = xcurrent_scope)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2305 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2306 std::map<std::string, octave_value> retval;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2307
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2308 for (fcn_table_const_iterator p = fcn_table.begin ();
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2309 p != fcn_table.end (); p++)
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2310 {
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2311 std::pair<std::string, octave_value> tmp
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2312 = p->second.subfunction_defined_in_scope (scope);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2313
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2314 std::string nm = tmp.first;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2315
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2316 if (! nm.empty ())
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2317 retval[nm] = tmp.second;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2318 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2319
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2320 return retval;
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2321 }
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2322
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2323 bool do_is_local_variable (const std::string& name) const
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2324 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2325 table_const_iterator p = table.find (name);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2326
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2327 return (p != table.end ()
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2328 && ! p->second.is_global ()
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2329 && p->second.is_defined ());
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2330 }
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2331
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2332 bool do_is_global (const std::string& name) const
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2333 {
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2334 table_const_iterator p = table.find (name);
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2335
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2336 return p != table.end () && p->second.is_global ();
745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2337 }
7761 5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2338
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2339 void do_dump (std::ostream& os);
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2340
5adeea5de26c symbol table reporting functions John W. Eaton <jwe@octave.org> parents: 7753 diff changeset	2341 void do_cache_name (const std::string& name) { table_name = name; }
3011 2ad9af85b89b [project @ 1997-06-01 19:34:20 by jwe] jwe parents: 2979 diff changeset	2342 };
2790 ecc1a12678de [project @ 1997-03-05 02:47:54 by jwe] jwe parents: 2404 diff changeset	2343
7336 745a8299c2b5 [project @ 2007-12-28 20:56:55 by jwe] jwe parents: 7067 diff changeset	2344 extern bool out_of_date_check (octave_value& function);
4913 c8368716bab3 [project @ 2004-07-23 16:00:48 by jwe] jwe parents: 4319 diff changeset	2345
8123 eb2beef9a9ff clear breakpoints is function found to be out of date David Bateman <dbateman@free.fr> parents: 8051 diff changeset	2346 extern bool out_of_date_check (octave_function* fcn);
eb2beef9a9ff clear breakpoints is function found to be out of date David Bateman <dbateman@free.fr> parents: 8051 diff changeset	2347
8 bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	2348 #endif
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	2349
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	2350 /*
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	2351 ;;; Local Variables: ***
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	2352 ;;; mode: C++ ***
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	2353 ;;; End: ***
bd072d0a95f9 [project @ 1993-08-08 03:55:11 by jwe] jwe parents: diff changeset	2354 */

Mercurial > hg > octave-lyh

annotate src/symtab.h @ 9009:da58ec8f62e8