Mercurial > hg > octave-avbm
annotate libinterp/interpfcn/toplev.cc @ 16354:fb27f1e08297
track line and column info directly in call stack (bug #38556)
* toplev.h, toplev.cc (octave_call_stack::call_stack_elt::line,
octave_call_stack::call_stack_elt::column): New data members.
(octave_call_stack::call_stack_elt::stmt): Delete.
Change all uses.
(octave_call_stack::set_location, octave_call_stack::do_set_location,
(octave_call_stack::set_line, octave_call_stack::do_set_line,
(octave_call_stack::set_column, octave_call_stack::do_set_column):
New functions.
(octave_call_stack::set_statement,
octave_call_stack::do_set_statement):
Delete. Change all callers to use set_location or set_line and
set_column.
* pt-eval.cc (tree_evaluator::visit_if_command): Never call
do_breakpoint here.
(tree_evaluator::visit_if_command_list): Set call stack location for
each if/elseif clause.
(tree_evaluator::visit_switch_command): Don't call do_breakpoint for
individual cases.
author | John W. Eaton <jwe@octave.org> |
---|---|
date | Thu, 21 Mar 2013 16:30:00 -0400 |
parents | bf8397caeff1 |
children | 8b783661e03f |
rev | line source |
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1683 | 1 /* |
2 | |
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maint: update copyright notices for 2012
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3 Copyright (C) 1995-2012 John W. Eaton |
1683 | 4 |
5 This file is part of Octave. | |
6 | |
7 Octave is free software; you can redistribute it and/or modify it | |
8 under the terms of the GNU General Public License as published by the | |
7016 | 9 Free Software Foundation; either version 3 of the License, or (at your |
10 option) any later version. | |
1683 | 11 |
12 Octave is distributed in the hope that it will be useful, but WITHOUT | |
13 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
15 for more details. | |
16 | |
17 You should have received a copy of the GNU General Public License | |
7016 | 18 along with Octave; see the file COPYING. If not, see |
19 <http://www.gnu.org/licenses/>. | |
1683 | 20 |
21 */ | |
22 | |
23 #ifdef HAVE_CONFIG_H | |
24 #include <config.h> | |
25 #endif | |
26 | |
27 #include <cassert> | |
4489 | 28 #include <cerrno> |
1683 | 29 #include <cstdlib> |
30 #include <cstring> | |
4221 | 31 #include <new> |
1683 | 32 |
3503 | 33 #include <fstream> |
34 #include <iostream> | |
5765 | 35 #include <sstream> |
1728 | 36 #include <string> |
37 | |
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38 #include <sys/select.h> |
1683 | 39 #include <sys/types.h> |
40 #include <unistd.h> | |
41 | |
2926 | 42 #include "cmd-edit.h" |
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43 #include "cmd-hist.h" |
2926 | 44 #include "file-ops.h" |
1683 | 45 #include "lo-error.h" |
2370 | 46 #include "lo-mappers.h" |
3020 | 47 #include "oct-env.h" |
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48 #include "oct-locbuf.h" |
4153 | 49 #include "quit.h" |
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50 #include "singleton-cleanup.h" |
1755 | 51 #include "str-vec.h" |
1683 | 52 |
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53 #include "defaults.h" |
1683 | 54 #include "defun.h" |
55 #include "error.h" | |
56 #include "file-io.h" | |
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57 #include "graphics.h" |
1683 | 58 #include "input.h" |
59 #include "lex.h" | |
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60 #include "oct-conf.h" |
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61 #include "oct-conf-features.h" |
1742 | 62 #include "oct-hist.h" |
2162 | 63 #include "oct-map.h" |
2862 | 64 #include "oct-obj.h" |
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65 #include "ov.h" |
1683 | 66 #include "pager.h" |
67 #include "parse.h" | |
68 #include "pathsearch.h" | |
69 #include "procstream.h" | |
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70 #include "pt-eval.h" |
2985 | 71 #include "pt-jump.h" |
2982 | 72 #include "pt-stmt.h" |
1683 | 73 #include "sighandlers.h" |
74 #include "sysdep.h" | |
2693 | 75 #include "syswait.h" |
1750 | 76 #include "toplev.h" |
1683 | 77 #include "unwind-prot.h" |
78 #include "utils.h" | |
79 #include "variables.h" | |
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80 #include "version.h" |
1683 | 81 |
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82 #ifndef SHELL_PATH |
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83 #define SHELL_PATH "/bin/sh" |
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84 #endif |
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85 |
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86 void (*octave_exit) (int) = ::exit; |
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87 |
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88 // TRUE means the quit() call is allowed. |
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89 bool quit_allowed = true; |
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90 |
3020 | 91 // TRUE means we are exiting via the builtin exit or quit functions. |
9383 | 92 bool quitting_gracefully = false; |
93 // This stores the exit status. | |
94 int exit_status = 0; | |
1683 | 95 |
4217 | 96 // TRUE means we are ready to interpret commands, but not everything |
97 // is ready for interactive use. | |
98 bool octave_interpreter_ready = false; | |
99 | |
4172 | 100 // TRUE means we've processed all the init code and we are good to go. |
101 bool octave_initialized = false; | |
102 | |
5743 | 103 octave_call_stack *octave_call_stack::instance = 0; |
104 | |
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105 void |
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106 octave_call_stack::create_instance (void) |
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107 { |
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108 instance = new octave_call_stack (); |
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109 |
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110 if (instance) |
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111 { |
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112 instance->do_push (0, symbol_table::top_scope (), 0); |
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113 |
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114 singleton_cleanup_list::add (cleanup_instance); |
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115 } |
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116 } |
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117 |
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118 int |
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119 octave_call_stack::do_current_line (void) const |
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120 { |
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121 int retval = -1; |
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122 |
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123 if (! cs.empty ()) |
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124 { |
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125 const call_stack_elt& elt = cs[curr_frame]; |
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126 retval = elt.line; |
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127 } |
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128 |
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129 return retval; |
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130 } |
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131 |
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132 int |
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133 octave_call_stack::do_current_column (void) const |
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134 { |
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135 int retval = -1; |
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136 |
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137 if (! cs.empty ()) |
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138 { |
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139 const call_stack_elt& elt = cs[curr_frame]; |
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140 retval = elt.column; |
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141 } |
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142 |
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143 return retval; |
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144 } |
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145 |
7877 | 146 int |
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147 octave_call_stack::do_caller_user_code_line (void) const |
7877 | 148 { |
149 int retval = -1; | |
150 | |
7890 | 151 const_iterator p = cs.end (); |
152 | |
153 while (p != cs.begin ()) | |
7877 | 154 { |
7890 | 155 const call_stack_elt& elt = *(--p); |
7877 | 156 |
157 octave_function *f = elt.fcn; | |
158 | |
159 if (f && f->is_user_code ()) | |
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160 { |
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161 if (elt.line > 0) |
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162 { |
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163 retval = elt.line; |
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164 break; |
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165 } |
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166 } |
7877 | 167 } |
168 | |
169 return retval; | |
170 } | |
171 | |
172 int | |
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173 octave_call_stack::do_caller_user_code_column (void) const |
7877 | 174 { |
175 int retval = -1; | |
176 | |
7890 | 177 const_iterator p = cs.end (); |
178 | |
179 while (p != cs.begin ()) | |
7877 | 180 { |
7890 | 181 const call_stack_elt& elt = *(--p); |
7877 | 182 |
183 octave_function *f = elt.fcn; | |
184 | |
185 if (f && f->is_user_code ()) | |
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186 { |
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187 if (elt.column) |
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188 { |
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189 retval = elt.column; |
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190 break; |
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191 } |
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192 } |
7877 | 193 } |
194 | |
195 return retval; | |
196 } | |
197 | |
7901 | 198 size_t |
199 octave_call_stack::do_num_user_code_frames (octave_idx_type& curr_user_frame) const | |
200 { | |
201 size_t retval = 0; | |
202 | |
203 curr_user_frame = 0; | |
204 | |
205 // Look for the caller of dbstack. | |
206 size_t frame = cs[curr_frame].prev; | |
207 | |
208 bool found = false; | |
209 | |
210 size_t k = cs.size (); | |
211 | |
212 for (const_reverse_iterator p = cs.rbegin (); p != cs.rend (); p++) | |
213 { | |
214 octave_function *f = (*p).fcn; | |
215 | |
216 if (--k == frame) | |
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217 found = true; |
7901 | 218 |
219 if (f && f->is_user_code ()) | |
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220 { |
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221 if (! found) |
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222 curr_user_frame++; |
7901 | 223 |
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224 retval++; |
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225 } |
7901 | 226 } |
227 | |
228 // We counted how many user frames were not the one, in reverse. | |
229 // Now set curr_user_frame to be the index in the other direction. | |
230 curr_user_frame = retval - curr_user_frame - 1; | |
231 | |
232 return retval; | |
233 } | |
234 | |
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235 octave_user_code * |
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236 octave_call_stack::do_caller_user_code (size_t nskip) const |
5744 | 237 { |
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238 octave_user_code *retval = 0; |
5744 | 239 |
7890 | 240 const_iterator p = cs.end (); |
241 | |
242 while (p != cs.begin ()) | |
5744 | 243 { |
7890 | 244 const call_stack_elt& elt = *(--p); |
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245 |
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246 octave_function *f = elt.fcn; |
5744 | 247 |
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248 if (f && f->is_user_code ()) |
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249 { |
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250 if (nskip > 0) |
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251 nskip--; |
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252 else |
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253 { |
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254 retval = dynamic_cast<octave_user_code *> (f); |
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255 break; |
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256 } |
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257 } |
5744 | 258 } |
259 | |
260 return retval; | |
261 } | |
262 | |
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263 // Use static fields for the best efficiency. |
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264 // NOTE: C++0x will allow these two to be merged into one. |
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265 static const char *bt_fieldnames[] = { "file", "name", "line", |
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266 "column", "scope", "context", 0 }; |
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267 static const octave_fields bt_fields (bt_fieldnames); |
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268 |
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269 octave_map |
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270 octave_call_stack::empty_backtrace (void) |
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271 { |
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272 return octave_map (dim_vector (0, 1), bt_fields); |
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273 } |
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274 |
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275 octave_map |
7901 | 276 octave_call_stack::do_backtrace (size_t nskip, |
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277 octave_idx_type& curr_user_frame) const |
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278 { |
7901 | 279 size_t user_code_frames = do_num_user_code_frames (curr_user_frame); |
280 | |
281 size_t nframes = nskip <= user_code_frames ? user_code_frames - nskip : 0; | |
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282 |
7901 | 283 // Our list is reversed. |
284 curr_user_frame = nframes - curr_user_frame - 1; | |
285 | |
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286 octave_map retval (dim_vector (nframes, 1), bt_fields); |
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287 |
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288 Cell& file = retval.contents (0); |
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289 Cell& name = retval.contents (1); |
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290 Cell& line = retval.contents (2); |
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291 Cell& column = retval.contents (3); |
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292 Cell& scope = retval.contents (4); |
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293 Cell& context = retval.contents (5); |
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294 |
7901 | 295 if (nframes > 0) |
296 { | |
297 int k = 0; | |
298 | |
299 for (const_reverse_iterator p = cs.rbegin (); p != cs.rend (); p++) | |
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300 { |
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301 const call_stack_elt& elt = *p; |
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302 |
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303 octave_function *f = elt.fcn; |
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304 |
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305 if (f && f->is_user_code ()) |
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306 { |
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307 if (nskip > 0) |
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308 nskip--; |
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309 else |
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310 { |
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311 scope(k) = elt.scope; |
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312 context(k) = elt.context; |
7901 | 313 |
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314 file(k) = f->fcn_file_name (); |
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315 std::string parent_fcn_name = f->parent_fcn_name (); |
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316 if (parent_fcn_name == std::string ()) |
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317 name(k) = f->name (); |
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318 else |
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319 name(k) = f->parent_fcn_name () + Vfilemarker + f->name (); |
7901 | 320 |
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321 line(k) = elt.line; |
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322 column(k) = elt.column; |
7901 | 323 |
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324 k++; |
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325 } |
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326 } |
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327 } |
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328 } |
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329 |
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330 return retval; |
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331 } |
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332 |
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333 bool |
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334 octave_call_stack::do_goto_frame (size_t n, bool verbose) |
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335 { |
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336 bool retval = false; |
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337 |
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338 if (n < cs.size ()) |
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339 { |
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340 retval = true; |
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341 |
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342 curr_frame = n; |
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343 |
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344 const call_stack_elt& elt = cs[n]; |
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345 |
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346 symbol_table::set_scope_and_context (elt.scope, elt.context); |
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347 |
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348 if (verbose) |
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349 { |
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350 octave_function *f = elt.fcn; |
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351 std::string nm = f ? f->name () : std::string ("<unknown>"); |
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352 |
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353 octave_stdout << "stopped in " << nm |
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354 << " at line " << elt.line |
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355 << " column " << elt.column |
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356 << " (" << elt.scope << "[" << elt.context << "])" |
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357 << std::endl; |
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358 } |
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359 } |
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360 |
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361 return retval; |
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362 } |
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363 |
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364 bool |
7901 | 365 octave_call_stack::do_goto_frame_relative (int nskip, bool verbose) |
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366 { |
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367 bool retval = false; |
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368 |
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369 int incr = 0; |
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370 |
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371 if (nskip < 0) |
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372 incr = -1; |
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373 else if (nskip > 0) |
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374 incr = 1; |
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375 |
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376 // Start looking with the caller of dbup/dbdown/keyboard. |
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377 size_t frame = cs[curr_frame].prev; |
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378 |
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379 while (true) |
7890 | 380 { |
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381 if ((incr < 0 && frame == 0) || (incr > 0 && frame == cs.size () - 1)) |
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382 break; |
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383 |
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384 frame += incr; |
7901 | 385 |
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386 const call_stack_elt& elt = cs[frame]; |
7901 | 387 |
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388 octave_function *f = elt.fcn; |
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389 |
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390 if (frame == 0 || (f && f->is_user_code ())) |
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391 { |
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392 if (nskip > 0) |
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393 nskip--; |
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394 else if (nskip < 0) |
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395 nskip++; |
7901 | 396 |
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397 if (nskip == 0) |
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398 { |
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399 curr_frame = frame; |
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400 cs[cs.size () - 1].prev = curr_frame; |
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401 |
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402 symbol_table::set_scope_and_context (elt.scope, elt.context); |
7901 | 403 |
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404 if (verbose) |
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405 { |
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406 std::ostringstream buf; |
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407 |
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408 if (f) |
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409 buf << "stopped in " << f->name () |
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410 << " at line " << elt.line << std::endl; |
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411 else |
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412 buf << "at top level" << std::endl; |
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413 |
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414 octave_stdout << buf.str (); |
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415 } |
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416 |
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417 retval = true; |
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418 break; |
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419 } |
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420 } |
7901 | 421 |
422 // There is no need to set scope and context here. That will | |
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423 // happen when the dbup/dbdown/keyboard frame is popped and we |
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424 // jump to the new "prev" frame set above. |
7890 | 425 } |
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426 |
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427 return retval; |
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428 } |
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429 |
5744 | 430 void |
7901 | 431 octave_call_stack::do_goto_caller_frame (void) |
432 { | |
433 size_t frame = curr_frame; | |
434 | |
435 bool skipped = false; | |
436 | |
437 while (frame != 0) | |
438 { | |
439 frame = cs[frame].prev; | |
440 | |
441 const call_stack_elt& elt = cs[frame]; | |
442 | |
443 octave_function *f = elt.fcn; | |
444 | |
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445 if (frame == 0 || (f && f->is_user_code ())) |
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446 { |
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447 if (! skipped) |
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448 // We found the current user code frame, so skip it. |
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449 skipped = true; |
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450 else |
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451 { |
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452 // We found the caller user code frame. |
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453 call_stack_elt tmp (elt); |
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454 tmp.prev = curr_frame; |
7901 | 455 |
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456 curr_frame = cs.size (); |
7901 | 457 |
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458 cs.push_back (tmp); |
7901 | 459 |
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460 symbol_table::set_scope_and_context (tmp.scope, tmp.context); |
7901 | 461 |
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462 break; |
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463 } |
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464 } |
7901 | 465 } |
466 } | |
467 | |
468 void | |
469 octave_call_stack::do_goto_base_frame (void) | |
470 { | |
471 call_stack_elt tmp (cs[0]); | |
472 tmp.prev = curr_frame; | |
473 | |
474 curr_frame = cs.size (); | |
475 | |
476 cs.push_back (tmp); | |
477 | |
478 symbol_table::set_scope_and_context (tmp.scope, tmp.context); | |
479 } | |
480 | |
481 void | |
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482 octave_call_stack::do_backtrace_error_message (void) const |
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483 { |
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484 if (error_state > 0) |
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485 { |
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486 error_state = -1; |
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487 |
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488 error ("called from:"); |
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489 } |
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490 |
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491 if (! cs.empty ()) |
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492 { |
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493 const call_stack_elt& elt = cs.back (); |
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494 |
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495 octave_function *fcn = elt.fcn; |
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496 |
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497 std::string fcn_name = "?unknown?"; |
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498 |
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499 if (fcn) |
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500 { |
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501 fcn_name = fcn->fcn_file_name (); |
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502 |
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503 if (fcn_name.empty ()) |
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504 fcn_name = fcn->name (); |
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505 } |
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506 |
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507 error (" %s at line %d, column %d", |
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508 fcn_name.c_str (), elt.line, elt.column); |
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509 } |
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510 } |
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511 |
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512 void |
4180 | 513 recover_from_exception (void) |
514 { | |
515 can_interrupt = true; | |
4182 | 516 octave_interrupt_immediately = 0; |
4180 | 517 octave_interrupt_state = 0; |
5142 | 518 octave_signal_caught = 0; |
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519 octave_exception_state = octave_no_exception; |
4180 | 520 octave_restore_signal_mask (); |
521 octave_catch_interrupts (); | |
522 } | |
523 | |
1907 | 524 int |
5189 | 525 main_loop (void) |
1907 | 526 { |
2016 | 527 octave_save_signal_mask (); |
528 | |
3020 | 529 can_interrupt = true; |
1907 | 530 |
5142 | 531 octave_signal_hook = octave_signal_handler; |
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532 octave_interrupt_hook = 0; |
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533 octave_bad_alloc_hook = 0; |
4429 | 534 |
2554 | 535 octave_catch_interrupts (); |
1907 | 536 |
4172 | 537 octave_initialized = true; |
538 | |
1907 | 539 // The big loop. |
540 | |
16151 | 541 unwind_protect frame; |
542 | |
543 // octave_parser constructor sets this for us. | |
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544 frame.protect_var (LEXER); |
16151 | 545 |
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546 octave_lexer *lxr = ((interactive || forced_interactive) |
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547 ? new octave_lexer () |
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548 : new octave_lexer (stdin)); |
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549 |
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550 octave_parser parser (*lxr); |
16151 | 551 |
4153 | 552 int retval = 0; |
1907 | 553 do |
554 { | |
4180 | 555 try |
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556 { |
16151 | 557 unwind_protect inner_frame; |
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558 |
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559 reset_error_handler (); |
4318 | 560 |
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561 parser.reset (); |
2620 | 562 |
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563 if (symbol_table::at_top_level ()) |
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564 tree_evaluator::reset_debug_state (); |
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565 |
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566 retval = parser.run (); |
2620 | 567 |
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568 if (retval == 0) |
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569 { |
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570 if (parser.stmt_list) |
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571 { |
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572 parser.stmt_list->accept (*current_evaluator); |
3883 | 573 |
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574 octave_quit (); |
4171 | 575 |
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576 if (! (interactive || forced_interactive)) |
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577 { |
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578 bool quit = (tree_return_command::returning |
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579 || tree_break_command::breaking); |
4153 | 580 |
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581 if (tree_return_command::returning) |
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582 tree_return_command::returning = 0; |
4153 | 583 |
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584 if (tree_break_command::breaking) |
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585 tree_break_command::breaking--; |
4153 | 586 |
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587 if (quit) |
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588 break; |
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589 } |
4153 | 590 |
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591 if (error_state) |
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592 { |
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593 if (! (interactive || forced_interactive)) |
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594 { |
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595 // We should exit with a non-zero status. |
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596 retval = 1; |
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597 break; |
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598 } |
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599 } |
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600 else |
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601 { |
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602 if (octave_completion_matches_called) |
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603 octave_completion_matches_called = false; |
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604 else |
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605 command_editor::increment_current_command_number (); |
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606 } |
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607 } |
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608 else if (parser.lexer.end_of_input) |
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609 break; |
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610 } |
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611 } |
4182 | 612 catch (octave_interrupt_exception) |
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613 { |
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614 recover_from_exception (); |
9383 | 615 octave_stdout << "\n"; |
616 if (quitting_gracefully) | |
617 { | |
618 clean_up_and_exit (exit_status); | |
619 break; // If user has overriden the exit func. | |
620 } | |
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621 } |
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622 catch (octave_execution_exception) |
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623 { |
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624 recover_from_exception (); |
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625 std::cerr |
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626 << "error: unhandled execution exception -- trying to return to prompt" |
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627 << std::endl; |
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628 } |
4181 | 629 catch (std::bad_alloc) |
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630 { |
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631 recover_from_exception (); |
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632 std::cerr |
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633 << "error: out of memory -- trying to return to prompt" |
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634 << std::endl; |
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635 } |
1907 | 636 } |
637 while (retval == 0); | |
638 | |
639 return retval; | |
640 } | |
641 | |
1683 | 642 // Fix up things before exiting. |
643 | |
644 void | |
3162 | 645 clean_up_and_exit (int retval) |
646 { | |
3216 | 647 do_octave_atexit (); |
1683 | 648 |
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649 if (octave_exit) |
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650 (*octave_exit) (retval == EOF ? 0 : retval); |
1683 | 651 } |
652 | |
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653 DEFUN (quit, args, , |
3332 | 654 "-*- texinfo -*-\n\ |
10840 | 655 @deftypefn {Built-in Function} {} exit (@var{status})\n\ |
3332 | 656 @deftypefnx {Built-in Function} {} quit (@var{status})\n\ |
657 Exit the current Octave session. If the optional integer value\n\ | |
658 @var{status} is supplied, pass that value to the operating system as the\n\ | |
6615 | 659 Octave's exit status. The default value is zero.\n\ |
3333 | 660 @end deftypefn") |
1683 | 661 { |
2086 | 662 octave_value_list retval; |
2068 | 663 |
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664 if (! quit_allowed) |
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665 error ("quit: not supported in embedded mode"); |
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666 else |
2068 | 667 { |
3180 | 668 if (args.length () > 0) |
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669 { |
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670 int tmp = args(0).nint_value (); |
1683 | 671 |
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672 if (! error_state) |
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673 exit_status = tmp; |
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674 } |
3180 | 675 |
9383 | 676 if (! error_state) |
677 { | |
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678 // Instead of simply calling exit, we simulate an interrupt |
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679 // with a request to exit cleanly so that no matter where the |
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680 // call to quit occurs, we will run the unwind_protect stack, |
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681 // clear the OCTAVE_LOCAL_BUFFER allocations, etc. before |
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682 // exiting. |
9383 | 683 |
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684 quitting_gracefully = true; |
9383 | 685 |
686 octave_interrupt_state = -1; | |
687 | |
688 octave_throw_interrupt_exception (); | |
689 } | |
2068 | 690 } |
691 | |
1683 | 692 return retval; |
693 } | |
694 | |
695 DEFALIAS (exit, quit); | |
696 | |
1957 | 697 DEFUN (warranty, , , |
3446 | 698 "-*- texinfo -*-\n\ |
699 @deftypefn {Built-in Function} {} warranty ()\n\ | |
700 Describe the conditions for copying and distributing Octave.\n\ | |
701 @end deftypefn") | |
1683 | 702 { |
2086 | 703 octave_value_list retval; |
1683 | 704 |
3922 | 705 octave_stdout << "\n" \ |
706 OCTAVE_NAME_VERSION_AND_COPYRIGHT "\n\ | |
707 \n\ | |
11104 | 708 GNU Octave free software; you can redistribute it and/or modify\n\ |
1683 | 709 it under the terms of the GNU General Public License as published by\n\ |
7016 | 710 the Free Software Foundation; either version 3 of the License, or\n\ |
1683 | 711 (at your option) any later version.\n\ |
712 \n\ | |
11104 | 713 GNU Octave is distributed in the hope that it will be useful,\n\ |
1683 | 714 but WITHOUT ANY WARRANTY; without even the implied warranty of\n\ |
715 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n\ | |
716 GNU General Public License for more details.\n\ | |
717 \n\ | |
718 You should have received a copy of the GNU General Public License\n\ | |
7016 | 719 along with this program. If not, see <http://www.gnu.org/licenses/>.\n\ |
1683 | 720 \n"; |
721 | |
722 return retval; | |
723 } | |
724 | |
725 // Execute a shell command. | |
726 | |
6316 | 727 static int |
728 wait_for_input (int fid) | |
729 { | |
730 int retval = -1; | |
731 | |
732 #if defined (HAVE_SELECT) | |
733 if (fid >= 0) | |
734 { | |
735 fd_set set; | |
736 | |
737 FD_ZERO (&set); | |
738 FD_SET (fid, &set); | |
739 | |
10411 | 740 retval = gnulib::select (FD_SETSIZE, &set, 0, 0, 0); |
6316 | 741 } |
742 #else | |
743 retval = 1; | |
744 #endif | |
745 | |
746 return retval; | |
747 } | |
748 | |
2086 | 749 static octave_value_list |
3523 | 750 run_command_and_return_output (const std::string& cmd_str) |
2083 | 751 { |
2086 | 752 octave_value_list retval; |
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753 unwind_protect frame; |
2083 | 754 |
755 iprocstream *cmd = new iprocstream (cmd_str.c_str ()); | |
756 | |
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757 frame.add_delete (cmd); |
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758 frame.add_fcn (octave_child_list::remove, cmd->pid ()); |
3060 | 759 |
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760 if (*cmd) |
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761 { |
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762 int fid = cmd->file_number (); |
2095 | 763 |
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764 std::ostringstream output_buf; |
4494 | 765 |
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766 char ch; |
3147 | 767 |
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768 for (;;) |
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769 { |
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770 if (cmd->get (ch)) |
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771 output_buf.put (ch); |
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772 else |
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773 { |
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774 if (! cmd->eof () && errno == EAGAIN) |
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775 { |
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776 cmd->clear (); |
3147 | 777 |
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778 if (wait_for_input (fid) != 1) |
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779 break; |
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780 } |
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781 else |
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782 break; |
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783 } |
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784 } |
3147 | 785 |
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786 int cmd_status = cmd->close (); |
2083 | 787 |
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788 if (octave_wait::ifexited (cmd_status)) |
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789 cmd_status = octave_wait::exitstatus (cmd_status); |
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790 else |
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791 cmd_status = 127; |
2083 | 792 |
14018
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793 retval(1) = output_buf.str (); |
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794 retval(0) = cmd_status; |
2083 | 795 } |
796 else | |
15466
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797 error ("unable to start subprocess for '%s'", cmd_str.c_str ()); |
2083 | 798 |
799 return retval; | |
800 } | |
801 | |
5285 | 802 enum system_exec_type { et_sync, et_async }; |
803 | |
1957 | 804 DEFUN (system, args, nargout, |
3301 | 805 "-*- texinfo -*-\n\ |
14018
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806 @deftypefn {Built-in Function} {} system (\"@var{string}\")\n\ |
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807 @deftypefnx {Built-in Function} {} system (\"@var{string}\", @var{return_output})\n\ |
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808 @deftypefnx {Built-in Function} {} system (\"@var{string}\", @var{return_output}, @var{type})\n\ |
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809 @deftypefnx {Built-in Function} {[@var{status}, @var{output}] =} system (@dots{})\n\ |
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810 Execute a shell command specified by @var{string}.\n\ |
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811 If the optional argument @var{type} is \"async\", the process\n\ |
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812 is started in the background and the process ID of the child process\n\ |
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813 is returned immediately. Otherwise, the child process is started and\n\ |
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814 Octave waits until it exits. If the @var{type} argument is omitted, it\n\ |
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815 defaults to the value \"sync\".\n\ |
2083 | 816 \n\ |
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817 If @var{system} is called with one or more output arguments, or if the\n\ |
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818 optional argument @var{return_output} is true and the subprocess is started\n\ |
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819 synchronously, then the output from the command is returned as a variable. \n\ |
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820 Otherwise, if the subprocess is executed synchronously, its output is sent\n\ |
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821 to the standard output. To send the output of a command executed with\n\ |
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822 @code{system} through the pager, use a command like\n\ |
2321 | 823 \n\ |
3301 | 824 @example\n\ |
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825 @group\n\ |
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826 [output, text] = system (\"cmd\");\n\ |
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827 disp (text);\n\ |
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828 @end group\n\ |
3301 | 829 @end example\n\ |
2321 | 830 \n\ |
3301 | 831 @noindent\n\ |
2321 | 832 or\n\ |
833 \n\ | |
3301 | 834 @example\n\ |
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835 printf (\"%s\\n\", nthargout (2, \"system\", \"cmd\"));\n\ |
3301 | 836 @end example\n\ |
837 \n\ | |
5659 | 838 The @code{system} function can return two values. The first is the\n\ |
839 exit status of the command and the second is any output from the\n\ | |
840 command that was written to the standard output stream. For example,\n\ | |
3301 | 841 \n\ |
842 @example\n\ | |
5717 | 843 [status, output] = system (\"echo foo; exit 2\");\n\ |
3301 | 844 @end example\n\ |
845 \n\ | |
846 @noindent\n\ | |
847 will set the variable @code{output} to the string @samp{foo}, and the\n\ | |
848 variable @code{status} to the integer @samp{2}.\n\ | |
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849 \n\ |
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850 For commands run asynchronously, @var{status} is the process id of the\n\ |
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851 command shell that is started to run the command.\n\ |
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852 @seealso{unix, dos}\n\ |
3301 | 853 @end deftypefn") |
1683 | 854 { |
2086 | 855 octave_value_list retval; |
1683 | 856 |
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857 unwind_protect frame; |
3834 | 858 |
1683 | 859 int nargin = args.length (); |
860 | |
2083 | 861 if (nargin > 0 && nargin < 4) |
1683 | 862 { |
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863 bool return_output = (nargin == 1 && nargout > 1); |
2083 | 864 |
5285 | 865 system_exec_type type = et_sync; |
2083 | 866 |
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867 if (nargin == 3) |
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868 { |
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869 std::string type_str = args(2).string_value (); |
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870 |
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871 if (! error_state) |
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872 { |
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873 if (type_str == "sync") |
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874 type = et_sync; |
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875 else if (type_str == "async") |
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876 type = et_async; |
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877 else |
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878 { |
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879 error ("system: TYPE must be \"sync\" or \"async\""); |
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880 return retval; |
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881 } |
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882 } |
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883 else |
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884 { |
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885 error ("system: TYPE must be a character string"); |
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886 return retval; |
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887 } |
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888 } |
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889 |
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890 if (nargin > 1) |
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891 { |
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892 return_output = args(1).is_true (); |
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893 |
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894 if (error_state) |
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895 { |
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896 error ("system: RETURN_OUTPUT must be boolean value true or false"); |
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897 return retval; |
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898 } |
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899 } |
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900 |
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901 if (return_output && type == et_async) |
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902 { |
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903 error ("system: can't return output from commands run asynchronously"); |
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904 return retval; |
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905 } |
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906 |
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907 std::string cmd_str = args(0).string_value (); |
1683 | 908 |
2083 | 909 if (! error_state) |
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910 { |
7104 | 911 #if defined (__WIN32__) && ! defined (__CYGWIN__) |
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912 // Work around weird double-quote handling on Windows systems. |
7104 | 913 if (type == et_sync) |
914 cmd_str = "\"" + cmd_str + "\""; | |
915 #endif | |
916 | |
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917 if (type == et_async) |
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918 { |
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919 // FIXME -- maybe this should go in sysdep.cc? |
4086 | 920 #ifdef HAVE_FORK |
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921 pid_t pid = fork (); |
2083 | 922 |
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923 if (pid < 0) |
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924 error ("system: fork failed -- can't create child process"); |
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925 else if (pid == 0) |
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926 { |
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927 // FIXME -- should probably replace this |
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928 // call with something portable. |
3273 | 929 |
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930 execl (SHELL_PATH, "sh", "-c", cmd_str.c_str (), |
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931 static_cast<void *> (0)); |
3273 | 932 |
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933 panic_impossible (); |
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934 } |
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935 else |
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936 retval(0) = pid; |
6222 | 937 #elif defined (__WIN32__) |
938 STARTUPINFO si; | |
939 PROCESS_INFORMATION pi; | |
940 ZeroMemory (&si, sizeof (si)); | |
941 ZeroMemory (&pi, sizeof (pi)); | |
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942 OCTAVE_LOCAL_BUFFER (char, xcmd_str, cmd_str.length ()+1); |
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943 strcpy (xcmd_str, cmd_str.c_str ()); |
6222 | 944 |
945 if (! CreateProcess (0, xcmd_str, 0, 0, FALSE, 0, 0, 0, &si, &pi)) | |
946 error ("system: CreateProcess failed -- can't create child process"); | |
947 else | |
948 { | |
949 retval(0) = pi.dwProcessId; | |
950 CloseHandle (pi.hProcess); | |
951 CloseHandle (pi.hThread); | |
952 } | |
4086 | 953 #else |
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954 error ("asynchronous system calls are not supported"); |
4086 | 955 #endif |
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956 } |
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957 else if (return_output) |
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958 retval = run_command_and_return_output (cmd_str); |
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959 else |
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960 { |
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961 int status = system (cmd_str.c_str ()); |
2321 | 962 |
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963 // The value in status is as returned by waitpid. If |
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964 // the process exited normally, extract the actual exit |
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965 // status of the command. Otherwise, return 127 as a |
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966 // failure code. |
2321 | 967 |
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968 if (octave_wait::ifexited (status)) |
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969 status = octave_wait::exitstatus (status); |
2321 | 970 |
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971 retval(0) = status; |
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972 } |
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973 } |
11123
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974 else |
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975 error ("system: expecting string as first argument"); |
1683 | 976 } |
977 else | |
5823 | 978 print_usage (); |
1683 | 979 |
980 return retval; | |
981 } | |
982 | |
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983 /* |
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984 %!test |
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985 %! cmd = ls_command (); |
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986 %! [status, output] = system (cmd); |
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987 %! assert (status, 0); |
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988 %! assert (ischar (output)); |
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989 %! assert (! isempty (output)); |
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990 |
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991 %!error system () |
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992 %!error system (1, 2, 3) |
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993 */ |
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994 |
5775 | 995 // FIXME -- this should really be static, but that causes |
2614 | 996 // problems on some systems. |
6680 | 997 std::list<std::string> octave_atexit_functions; |
2077 | 998 |
999 void | |
1000 do_octave_atexit (void) | |
1001 { | |
3216 | 1002 static bool deja_vu = false; |
1003 | |
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1004 OCTAVE_SAFE_CALL (remove_input_event_hook_functions, ()); |
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1005 |
2077 | 1006 while (! octave_atexit_functions.empty ()) |
1007 { | |
6680 | 1008 std::string fcn = octave_atexit_functions.front (); |
4214 | 1009 |
6680 | 1010 octave_atexit_functions.pop_front (); |
2077 | 1011 |
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1012 OCTAVE_SAFE_CALL (reset_error_handler, ()); |
5237 | 1013 |
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1014 OCTAVE_SAFE_CALL (feval, (fcn, octave_value_list (), 0)); |
3215 | 1015 |
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1016 OCTAVE_SAFE_CALL (flush_octave_stdout, ()); |
2077 | 1017 } |
3216 | 1018 |
1019 if (! deja_vu) | |
1020 { | |
1021 deja_vu = true; | |
1022 | |
6068 | 1023 // Do this explicitly so that destructors for mex file objects |
1024 // are called, so that functions registered with mexAtExit are | |
1025 // called. | |
14014
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1026 OCTAVE_SAFE_CALL (clear_mex_functions, ()); |
6068 | 1027 |
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1028 OCTAVE_SAFE_CALL (command_editor::restore_terminal_state, ()); |
3216 | 1029 |
5775 | 1030 // FIXME -- is this needed? Can it cause any trouble? |
14014
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1031 OCTAVE_SAFE_CALL (raw_mode, (0)); |
3216 | 1032 |
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1033 OCTAVE_SAFE_CALL (octave_history_write_timestamp, ()); |
5305 | 1034 |
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1035 if (! command_history::ignoring_entries ()) |
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1036 OCTAVE_SAFE_CALL (command_history::clean_up_and_save, ()); |
3216 | 1037 |
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1038 OCTAVE_SAFE_CALL (gh_manager::close_all_figures, ()); |
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1039 |
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1040 OCTAVE_SAFE_CALL (gtk_manager::unload_all_toolkits, ()); |
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1041 |
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1042 OCTAVE_SAFE_CALL (close_files, ()); |
3216 | 1043 |
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1044 OCTAVE_SAFE_CALL (cleanup_tmp_files, ()); |
3216 | 1045 |
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1046 OCTAVE_SAFE_CALL (symbol_table::cleanup, ()); |
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1047 |
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1048 OCTAVE_SAFE_CALL (sysdep_cleanup, ()); |
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1049 |
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1050 OCTAVE_SAFE_CALL (flush_octave_stdout, ()); |
3216 | 1051 |
5305 | 1052 if (! quitting_gracefully && (interactive || forced_interactive)) |
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1053 { |
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1054 octave_stdout << "\n"; |
5629 | 1055 |
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1056 // Yes, we want this to be separate from the call to |
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1057 // flush_octave_stdout above. |
5629 | 1058 |
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1059 OCTAVE_SAFE_CALL (flush_octave_stdout, ()); |
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1060 } |
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1061 |
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1062 // Don't call singleton_cleanup_list::cleanup until we have the |
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1063 // problems with registering/unregistering types worked out. For |
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1064 // example, uncomment the following line, then use the make_int |
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1065 // function from the examples directory to create an integer |
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1066 // object and then exit Octave. Octave should crash with a |
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1067 // segfault when cleaning up the typinfo singleton. We need some |
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1068 // way to force new octave_value_X types that are created in |
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1069 // .oct files to be unregistered when the .oct file shared library |
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1070 // is unloaded. |
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1071 // |
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1072 // OCTAVE_SAFE_CALL (singleton_cleanup_list::cleanup, ()); |
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1073 |
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1074 OCTAVE_SAFE_CALL (octave_chunk_buffer::clear, ()); |
3216 | 1075 } |
2077 | 1076 } |
1077 | |
7409 | 1078 void |
1079 octave_add_atexit_function (const std::string& fname) | |
1080 { | |
1081 octave_atexit_functions.push_front (fname); | |
1082 } | |
1083 | |
1084 bool | |
1085 octave_remove_atexit_function (const std::string& fname) | |
1086 { | |
1087 bool found = false; | |
1088 | |
1089 for (std::list<std::string>::iterator p = octave_atexit_functions.begin (); | |
1090 p != octave_atexit_functions.end (); p++) | |
1091 { | |
1092 if (*p == fname) | |
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1093 { |
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1094 octave_atexit_functions.erase (p); |
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1095 found = true; |
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1096 break; |
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1097 } |
7409 | 1098 } |
1099 | |
1100 return found; | |
1101 } | |
1102 | |
1103 | |
6680 | 1104 DEFUN (atexit, args, nargout, |
3332 | 1105 "-*- texinfo -*-\n\ |
10840 | 1106 @deftypefn {Built-in Function} {} atexit (@var{fcn})\n\ |
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1107 @deftypefnx {Built-in Function} {} atexit (@var{fcn}, @var{flag})\n\ |
3332 | 1108 Register a function to be called when Octave exits. For example,\n\ |
2077 | 1109 \n\ |
3332 | 1110 @example\n\ |
1111 @group\n\ | |
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1112 function last_words ()\n\ |
6620 | 1113 disp (\"Bye bye\");\n\ |
3332 | 1114 endfunction\n\ |
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1115 atexit (\"last_words\");\n\ |
3332 | 1116 @end group\n\ |
1117 @end example\n\ | |
1118 \n\ | |
1119 @noindent\n\ | |
6620 | 1120 will print the message \"Bye bye\" when Octave exits.\n\ |
6680 | 1121 \n\ |
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1122 The additional argument @var{flag} will register or unregister\n\ |
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1123 @var{fcn} from the list of functions to be called when Octave\n\ |
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1124 exits. If @var{flag} is true, the function is registered, and if\n\ |
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1125 @var{flag} is false, it is unregistered. For example,\n\ |
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1126 after registering the function @code{last_words} above,\n\ |
6680 | 1127 \n\ |
1128 @example\n\ | |
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1129 atexit (\"last_words\", false);\n\ |
6680 | 1130 @end example\n\ |
1131 \n\ | |
1132 @noindent\n\ | |
1133 will remove the function from the list and Octave will not call\n\ | |
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1134 @code{last_words} when it exits.\n\ |
6680 | 1135 \n\ |
7001 | 1136 Note that @code{atexit} only removes the first occurrence of a function\n\ |
6680 | 1137 from the list, so if a function was placed in the list multiple\n\ |
1138 times with @code{atexit}, it must also be removed from the list\n\ | |
1139 multiple times.\n\ | |
3333 | 1140 @end deftypefn") |
2077 | 1141 { |
2086 | 1142 octave_value_list retval; |
2077 | 1143 |
1144 int nargin = args.length (); | |
1145 | |
6680 | 1146 if (nargin == 1 || nargin == 2) |
2077 | 1147 { |
3523 | 1148 std::string arg = args(0).string_value (); |
2077 | 1149 |
1150 if (! error_state) | |
6680 | 1151 { |
1152 bool add_mode = true; | |
1153 | |
1154 if (nargin == 2) | |
1155 { | |
1156 add_mode = args(1).bool_value (); | |
1157 | |
1158 if (error_state) | |
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1159 error ("atexit: FLAG argument must be a logical value"); |
6680 | 1160 } |
1161 | |
1162 if (! error_state) | |
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1163 { |
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1164 if (add_mode) |
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1165 octave_add_atexit_function (arg); |
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1166 else |
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1167 { |
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1168 bool found = octave_remove_atexit_function (arg); |
6680 | 1169 |
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1170 if (nargout > 0) |
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1171 retval(0) = found; |
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1172 } |
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1173 } |
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1174 } |
2077 | 1175 else |
12483
7a5aacf65f81
Rewrite error strings in src/ to use variables named in documentation.
Rik <octave@nomad.inbox5.com>
parents:
12208
diff
changeset
|
1176 error ("atexit: FCN argument must be a string"); |
2077 | 1177 } |
1178 else | |
5823 | 1179 print_usage (); |
2077 | 1180 |
1181 return retval; | |
1182 } | |
1183 | |
2689 | 1184 DEFUN (octave_config_info, args, , |
3301 | 1185 "-*- texinfo -*-\n\ |
12208
9611014e7cf1
Add function compare_versions to documentation.
Rik <octave@nomad.inbox5.com>
parents:
12195
diff
changeset
|
1186 @deftypefn {Built-in Function} {} octave_config_info ()\n\ |
9611014e7cf1
Add function compare_versions to documentation.
Rik <octave@nomad.inbox5.com>
parents:
12195
diff
changeset
|
1187 @deftypefnx {Built-in Function} {} octave_config_info (@var{option})\n\ |
3301 | 1188 Return a structure containing configuration and installation\n\ |
1189 information for Octave.\n\ | |
2689 | 1190 \n\ |
12208
9611014e7cf1
Add function compare_versions to documentation.
Rik <octave@nomad.inbox5.com>
parents:
12195
diff
changeset
|
1191 If @var{option} is a string, return the configuration information for the\n\ |
2689 | 1192 specified option.\n\ |
1193 \n\ | |
3301 | 1194 @end deftypefn") |
2162 | 1195 { |
2689 | 1196 octave_value retval; |
1197 | |
4128 | 1198 #if defined (ENABLE_DYNAMIC_LINKING) |
2689 | 1199 bool octave_supports_dynamic_linking = true; |
1200 #else | |
1201 bool octave_supports_dynamic_linking = false; | |
1202 #endif | |
1203 | |
4357 | 1204 static bool initialized = false; |
11066
e678346a47d9
toplev.cc, sighandlers.cc, utils.cc, octave.cc, pt-eval.cc pt-idx.cc: Octave_map to octave_map and octave_scalar_map conversion
John W. Eaton <jwe@octave.org>
parents:
11023
diff
changeset
|
1205 static octave_scalar_map m; |
2162 | 1206 |
6274 | 1207 struct conf_info_struct |
1208 { | |
1209 bool subst_home; | |
1210 const char *key; | |
1211 const char *val; | |
1212 }; | |
1213 | |
1214 static const conf_info_struct conf_info[] = | |
4357 | 1215 { |
6274 | 1216 { false, "ALL_CFLAGS", OCTAVE_CONF_ALL_CFLAGS }, |
1217 { false, "ALL_CXXFLAGS", OCTAVE_CONF_ALL_CXXFLAGS }, | |
1218 { false, "ALL_FFLAGS", OCTAVE_CONF_ALL_FFLAGS }, | |
1219 { false, "ALL_LDFLAGS", OCTAVE_CONF_ALL_LDFLAGS }, | |
9523
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1220 { false, "AMD_CPPFLAGS", OCTAVE_CONF_AMD_CPPFLAGS }, |
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1221 { false, "AMD_LDFLAGS", OCTAVE_CONF_AMD_LDFLAGS }, |
9514 | 1222 { false, "AMD_LIBS", OCTAVE_CONF_AMD_LIBS }, |
6274 | 1223 { false, "AR", OCTAVE_CONF_AR }, |
1224 { false, "ARFLAGS", OCTAVE_CONF_ARFLAGS }, | |
14144
834df9f10963
remove ARPACK files from sources and restore configure checks for external ARPACK library
John W. Eaton <jwe@octave.org>
parents:
14138
diff
changeset
|
1225 { false, "ARPACK_CPPFLAGS", OCTAVE_CONF_ARPACK_CPPFLAGS }, |
834df9f10963
remove ARPACK files from sources and restore configure checks for external ARPACK library
John W. Eaton <jwe@octave.org>
parents:
14138
diff
changeset
|
1226 { false, "ARPACK_LDFLAGS", OCTAVE_CONF_ARPACK_LDFLAGS }, |
834df9f10963
remove ARPACK files from sources and restore configure checks for external ARPACK library
John W. Eaton <jwe@octave.org>
parents:
14138
diff
changeset
|
1227 { false, "ARPACK_LIBS", OCTAVE_CONF_ARPACK_LIBS }, |
6274 | 1228 { false, "BLAS_LIBS", OCTAVE_CONF_BLAS_LIBS }, |
9523
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1229 { false, "CAMD_CPPFLAGS", OCTAVE_CONF_CAMD_CPPFLAGS }, |
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1230 { false, "CAMD_LDFLAGS", OCTAVE_CONF_CAMD_LDFLAGS }, |
9514 | 1231 { false, "CAMD_LIBS", OCTAVE_CONF_CAMD_LIBS }, |
15424
cabe2fa4566c
build: Add and organize octave_config_info variables.
Rik <rik@octave.org>
parents:
15307
diff
changeset
|
1232 { false, "CARBON_LIBS", OCTAVE_CONF_CARBON_LIBS }, |
6274 | 1233 { false, "CC", OCTAVE_CONF_CC }, |
15167
1c711a646fa7
Deprecate configure variables CC_VERSION, CXX_VERSION.
Rik <rik@octave.org>
parents:
15154
diff
changeset
|
1234 // FIXME: CC_VERSION is deprecated. Remove in version 3.12 |
6274 | 1235 { false, "CC_VERSION", OCTAVE_CONF_CC_VERSION }, |
9523
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1236 { false, "CCOLAMD_CPPFLAGS", OCTAVE_CONF_CCOLAMD_CPPFLAGS }, |
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1237 { false, "CCOLAMD_LDFLAGS", OCTAVE_CONF_CCOLAMD_LDFLAGS }, |
9514 | 1238 { false, "CCOLAMD_LIBS", OCTAVE_CONF_CCOLAMD_LIBS }, |
6274 | 1239 { false, "CFLAGS", OCTAVE_CONF_CFLAGS }, |
9523
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1240 { false, "CHOLMOD_CPPFLAGS", OCTAVE_CONF_CHOLMOD_CPPFLAGS }, |
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1241 { false, "CHOLMOD_LDFLAGS", OCTAVE_CONF_CHOLMOD_LDFLAGS }, |
9514 | 1242 { false, "CHOLMOD_LIBS", OCTAVE_CONF_CHOLMOD_LIBS }, |
9523
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1243 { false, "COLAMD_CPPFLAGS", OCTAVE_CONF_COLAMD_CPPFLAGS }, |
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1244 { false, "COLAMD_LDFLAGS", OCTAVE_CONF_COLAMD_LDFLAGS }, |
9514 | 1245 { false, "COLAMD_LIBS", OCTAVE_CONF_COLAMD_LIBS }, |
6274 | 1246 { false, "CPICFLAG", OCTAVE_CONF_CPICFLAG }, |
1247 { false, "CPPFLAGS", OCTAVE_CONF_CPPFLAGS }, | |
9519
ee99f9f37505
improve configure checks for qhull and curl libs
John W. Eaton <jwe@octave.org>
parents:
9515
diff
changeset
|
1248 { false, "CURL_CPPFLAGS", OCTAVE_CONF_CURL_CPPFLAGS }, |
ee99f9f37505
improve configure checks for qhull and curl libs
John W. Eaton <jwe@octave.org>
parents:
9515
diff
changeset
|
1249 { false, "CURL_LDFLAGS", OCTAVE_CONF_CURL_LDFLAGS }, |
6274 | 1250 { false, "CURL_LIBS", OCTAVE_CONF_CURL_LIBS }, |
9523
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1251 { false, "CXSPARSE_CPPFLAGS", OCTAVE_CONF_CXSPARSE_CPPFLAGS }, |
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1252 { false, "CXSPARSE_LDFLAGS", OCTAVE_CONF_CXSPARSE_LDFLAGS }, |
9514 | 1253 { false, "CXSPARSE_LIBS", OCTAVE_CONF_CXSPARSE_LIBS }, |
6274 | 1254 { false, "CXX", OCTAVE_CONF_CXX }, |
1255 { false, "CXXCPP", OCTAVE_CONF_CXXCPP }, | |
1256 { false, "CXXFLAGS", OCTAVE_CONF_CXXFLAGS }, | |
1257 { false, "CXXPICFLAG", OCTAVE_CONF_CXXPICFLAG }, | |
15167
1c711a646fa7
Deprecate configure variables CC_VERSION, CXX_VERSION.
Rik <rik@octave.org>
parents:
15154
diff
changeset
|
1258 // FIXME: CXX_VERSION is deprecated. Remove in version 3.12 |
6274 | 1259 { false, "CXX_VERSION", OCTAVE_CONF_CXX_VERSION }, |
1260 { false, "DEFAULT_PAGER", OCTAVE_DEFAULT_PAGER }, | |
1261 { false, "DEFS", OCTAVE_CONF_DEFS }, | |
1262 { false, "DL_LD", OCTAVE_CONF_DL_LD }, | |
1263 { false, "DL_LDFLAGS", OCTAVE_CONF_DL_LDFLAGS }, | |
9515 | 1264 { false, "DL_LIBS", OCTAVE_CONF_DL_LIBS }, |
15167
1c711a646fa7
Deprecate configure variables CC_VERSION, CXX_VERSION.
Rik <rik@octave.org>
parents:
15154
diff
changeset
|
1265 { false, "GCC_VERSION", OCTAVE_CONF_GCC_VERSION }, |
1c711a646fa7
Deprecate configure variables CC_VERSION, CXX_VERSION.
Rik <rik@octave.org>
parents:
15154
diff
changeset
|
1266 { false, "GXX_VERSION", OCTAVE_CONF_GXX_VERSION }, |
6274 | 1267 { false, "ENABLE_DYNAMIC_LINKING", OCTAVE_CONF_ENABLE_DYNAMIC_LINKING }, |
1268 { false, "EXEEXT", OCTAVE_CONF_EXEEXT }, | |
1269 { false, "F77", OCTAVE_CONF_F77 }, | |
1270 { false, "F77_FLOAT_STORE_FLAG", OCTAVE_CONF_F77_FLOAT_STORE_FLAG }, | |
10331
6a50aa2cdf00
never compile ranlib with 8-byte integers
John W. Eaton <jwe@octave.org>
parents:
10315
diff
changeset
|
1271 { false, "F77_INTEGER_8_FLAG", OCTAVE_CONF_F77_INTEGER_8_FLAG }, |
6274 | 1272 { false, "FC", OCTAVE_CONF_FC }, |
1273 { false, "FFLAGS", OCTAVE_CONF_FFLAGS }, | |
9523
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1274 { false, "FFTW3_CPPFLAGS", OCTAVE_CONF_FFTW3_CPPFLAGS }, |
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1275 { false, "FFTW3_LDFLAGS", OCTAVE_CONF_FFTW3_LDFLAGS }, |
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1276 { false, "FFTW3_LIBS", OCTAVE_CONF_FFTW3_LIBS }, |
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1277 { false, "FFTW3F_CPPFLAGS", OCTAVE_CONF_FFTW3F_CPPFLAGS }, |
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1278 { false, "FFTW3F_LDFLAGS", OCTAVE_CONF_FFTW3F_LDFLAGS }, |
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1279 { false, "FFTW3F_LIBS", OCTAVE_CONF_FFTW3F_LIBS }, |
6274 | 1280 { false, "FLIBS", OCTAVE_CONF_FLIBS }, |
1281 { false, "FPICFLAG", OCTAVE_CONF_FPICFLAG }, | |
15424
cabe2fa4566c
build: Add and organize octave_config_info variables.
Rik <rik@octave.org>
parents:
15307
diff
changeset
|
1282 { false, "FT2_CFLAGS", OCTAVE_CONF_FT2_CFLAGS }, |
9514 | 1283 { false, "FT2_LIBS", OCTAVE_CONF_FT2_LIBS }, |
9523
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1284 { false, "GLPK_CPPFLAGS", OCTAVE_CONF_GLPK_CPPFLAGS }, |
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1285 { false, "GLPK_LDFLAGS", OCTAVE_CONF_GLPK_LDFLAGS }, |
6274 | 1286 { false, "GLPK_LIBS", OCTAVE_CONF_GLPK_LIBS }, |
7361 | 1287 { false, "GNUPLOT", OCTAVE_CONF_GNUPLOT }, |
15424
cabe2fa4566c
build: Add and organize octave_config_info variables.
Rik <rik@octave.org>
parents:
15307
diff
changeset
|
1288 { false, "GRAPHICS_CFLAGS", OCTAVE_CONF_GRAPHICS_CFLAGS }, |
9514 | 1289 { false, "GRAPHICS_LIBS", OCTAVE_CONF_GRAPHICS_LIBS }, |
9542
f5ec5dc66824
use OCTAVE_CHECK_LIBRARY to check for HDF5
John W. Eaton <jwe@octave.org>
parents:
9538
diff
changeset
|
1290 { false, "HDF5_CPPFLAGS", OCTAVE_CONF_HDF5_CPPFLAGS }, |
f5ec5dc66824
use OCTAVE_CHECK_LIBRARY to check for HDF5
John W. Eaton <jwe@octave.org>
parents:
9538
diff
changeset
|
1291 { false, "HDF5_LDFLAGS", OCTAVE_CONF_HDF5_LDFLAGS }, |
9514 | 1292 { false, "HDF5_LIBS", OCTAVE_CONF_HDF5_LIBS }, |
9794
0d4613a736e9
convert build system to use automake and libtool
John W. Eaton <jwe@octave.org>
parents:
9575
diff
changeset
|
1293 { false, "LAPACK_LIBS", OCTAVE_CONF_LAPACK_LIBS }, |
6274 | 1294 { false, "LDFLAGS", OCTAVE_CONF_LDFLAGS }, |
1295 { false, "LD_CXX", OCTAVE_CONF_LD_CXX }, | |
1296 { false, "LD_STATIC_FLAG", OCTAVE_CONF_LD_STATIC_FLAG }, | |
1297 { false, "LEX", OCTAVE_CONF_LEX }, | |
1298 { false, "LEXLIB", OCTAVE_CONF_LEXLIB }, | |
1299 { false, "LFLAGS", OCTAVE_CONF_LFLAGS }, | |
1300 { false, "LIBEXT", OCTAVE_CONF_LIBEXT }, | |
1301 { false, "LIBFLAGS", OCTAVE_CONF_LIBFLAGS }, | |
1302 { false, "LIBOCTAVE", OCTAVE_CONF_LIBOCTAVE }, | |
1303 { false, "LIBOCTINTERP", OCTAVE_CONF_LIBOCTINTERP }, | |
1304 { false, "LIBS", OCTAVE_CONF_LIBS }, | |
15424
cabe2fa4566c
build: Add and organize octave_config_info variables.
Rik <rik@octave.org>
parents:
15307
diff
changeset
|
1305 { false, "LLVM_CPPFLAGS", OCTAVE_CONF_LLVM_CPPFLAGS }, |
cabe2fa4566c
build: Add and organize octave_config_info variables.
Rik <rik@octave.org>
parents:
15307
diff
changeset
|
1306 { false, "LLVM_LDFLAGS", OCTAVE_CONF_LLVM_LDFLAGS }, |
cabe2fa4566c
build: Add and organize octave_config_info variables.
Rik <rik@octave.org>
parents:
15307
diff
changeset
|
1307 { false, "LLVM_LIBS", OCTAVE_CONF_LLVM_LIBS }, |
6274 | 1308 { false, "LN_S", OCTAVE_CONF_LN_S }, |
9575
55ecaefb7d0f
Use pkg-config to configure GraphicsMagick++.
David Grundberg <individ@acc.umu.se>
parents:
9572
diff
changeset
|
1309 { false, "MAGICK_CPPFLAGS", OCTAVE_CONF_MAGICK_CPPFLAGS }, |
55ecaefb7d0f
Use pkg-config to configure GraphicsMagick++.
David Grundberg <individ@acc.umu.se>
parents:
9572
diff
changeset
|
1310 { false, "MAGICK_LDFLAGS", OCTAVE_CONF_MAGICK_LDFLAGS }, |
7926
d74f996e005d
__magick_read__.cc: configuration and style fixes
John W. Eaton <jwe@octave.org>
parents:
7923
diff
changeset
|
1311 { false, "MAGICK_LIBS", OCTAVE_CONF_MAGICK_LIBS }, |
6274 | 1312 { false, "MKOCTFILE_DL_LDFLAGS", OCTAVE_CONF_MKOCTFILE_DL_LDFLAGS }, |
13010
edc5ec6e949b
maint: allow --enable-static --disable-dl to work again
John W. Eaton <jwe@octave.org>
parents:
12989
diff
changeset
|
1313 { false, "OCTAVE_LINK_DEPS", OCTAVE_CONF_OCTAVE_LINK_DEPS }, |
edc5ec6e949b
maint: allow --enable-static --disable-dl to work again
John W. Eaton <jwe@octave.org>
parents:
12989
diff
changeset
|
1314 { false, "OCTAVE_LINK_OPTS", OCTAVE_CONF_OCTAVE_LINK_OPTS }, |
edc5ec6e949b
maint: allow --enable-static --disable-dl to work again
John W. Eaton <jwe@octave.org>
parents:
12989
diff
changeset
|
1315 { false, "OCT_LINK_DEPS", OCTAVE_CONF_OCT_LINK_DEPS }, |
edc5ec6e949b
maint: allow --enable-static --disable-dl to work again
John W. Eaton <jwe@octave.org>
parents:
12989
diff
changeset
|
1316 { false, "OCT_LINK_OPTS", OCTAVE_CONF_OCT_LINK_OPTS }, |
9514 | 1317 { false, "OPENGL_LIBS", OCTAVE_CONF_OPENGL_LIBS }, |
1318 { false, "PTHREAD_CFLAGS", OCTAVE_CONF_PTHREAD_CFLAGS }, | |
1319 { false, "PTHREAD_LIBS", OCTAVE_CONF_PTHREAD_LIBS }, | |
9519
ee99f9f37505
improve configure checks for qhull and curl libs
John W. Eaton <jwe@octave.org>
parents:
9515
diff
changeset
|
1320 { false, "QHULL_CPPFLAGS", OCTAVE_CONF_QHULL_CPPFLAGS }, |
ee99f9f37505
improve configure checks for qhull and curl libs
John W. Eaton <jwe@octave.org>
parents:
9515
diff
changeset
|
1321 { false, "QHULL_LDFLAGS", OCTAVE_CONF_QHULL_LDFLAGS }, |
9514 | 1322 { false, "QHULL_LIBS", OCTAVE_CONF_QHULL_LIBS }, |
9570
1ab56c73ec7c
use OCTAVE_CHECK_LIBRARY to check for qrupdate library
John W. Eaton <jwe@octave.org>
parents:
9568
diff
changeset
|
1323 { false, "QRUPDATE_CPPFLAGS", OCTAVE_CONF_QRUPDATE_CPPFLAGS }, |
1ab56c73ec7c
use OCTAVE_CHECK_LIBRARY to check for qrupdate library
John W. Eaton <jwe@octave.org>
parents:
9568
diff
changeset
|
1324 { false, "QRUPDATE_LDFLAGS", OCTAVE_CONF_QRUPDATE_LDFLAGS }, |
9514 | 1325 { false, "QRUPDATE_LIBS", OCTAVE_CONF_QRUPDATE_LIBS }, |
15596
5f031158c693
Use pkg-config to discover Qt (pkg-config is already a requirement anyway).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
15467
diff
changeset
|
1326 { false, "QT_CPPFLAGS", OCTAVE_CONF_QT_CPPFLAGS }, |
5f031158c693
Use pkg-config to discover Qt (pkg-config is already a requirement anyway).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
15467
diff
changeset
|
1327 { false, "QT_LDFLAGS", OCTAVE_CONF_QT_LDFLAGS }, |
5f031158c693
Use pkg-config to discover Qt (pkg-config is already a requirement anyway).
Michael Goffioul <michael.goffioul@gmail.com>
parents:
15467
diff
changeset
|
1328 { false, "QT_LIBS", OCTAVE_CONF_QT_LIBS }, |
6274 | 1329 { false, "RANLIB", OCTAVE_CONF_RANLIB }, |
1330 { false, "RDYNAMIC_FLAG", OCTAVE_CONF_RDYNAMIC_FLAG }, | |
9515 | 1331 { false, "READLINE_LIBS", OCTAVE_CONF_READLINE_LIBS }, |
9514 | 1332 { false, "REGEX_LIBS", OCTAVE_CONF_REGEX_LIBS }, |
6274 | 1333 { false, "SED", OCTAVE_CONF_SED }, |
1334 { false, "SHARED_LIBS", OCTAVE_CONF_SHARED_LIBS }, | |
1335 { false, "SHLEXT", OCTAVE_CONF_SHLEXT }, | |
1336 { false, "SHLEXT_VER", OCTAVE_CONF_SHLEXT_VER }, | |
1337 { false, "SH_LD", OCTAVE_CONF_SH_LD }, | |
1338 { false, "SH_LDFLAGS", OCTAVE_CONF_SH_LDFLAGS }, | |
1339 { false, "SONAME_FLAGS", OCTAVE_CONF_SONAME_FLAGS }, | |
1340 { false, "STATIC_LIBS", OCTAVE_CONF_STATIC_LIBS }, | |
9515 | 1341 { false, "TERM_LIBS", OCTAVE_CONF_TERM_LIBS }, |
9572
ab8a163f2052
use OCTAVE_CHECK_LIB to check for UMFPACK
John W. Eaton <jwe@octave.org>
parents:
9570
diff
changeset
|
1342 { false, "UMFPACK_CPPFLAGS", OCTAVE_CONF_UMFPACK_CPPFLAGS }, |
ab8a163f2052
use OCTAVE_CHECK_LIB to check for UMFPACK
John W. Eaton <jwe@octave.org>
parents:
9570
diff
changeset
|
1343 { false, "UMFPACK_LDFLAGS", OCTAVE_CONF_UMFPACK_LDFLAGS }, |
9514 | 1344 { false, "UMFPACK_LIBS", OCTAVE_CONF_UMFPACK_LIBS }, |
6274 | 1345 { false, "USE_64_BIT_IDX_T", OCTAVE_CONF_USE_64_BIT_IDX_T }, |
15424
cabe2fa4566c
build: Add and organize octave_config_info variables.
Rik <rik@octave.org>
parents:
15307
diff
changeset
|
1346 { false, "WARN_CFLAGS", OCTAVE_CONF_WARN_CFLAGS }, |
cabe2fa4566c
build: Add and organize octave_config_info variables.
Rik <rik@octave.org>
parents:
15307
diff
changeset
|
1347 { false, "WARN_CXXFLAGS", OCTAVE_CONF_WARN_CXXFLAGS }, |
8772
aeedc045cfe3
toplev.cc (Foctave_config_info): add CARBON_LIBS, X11_INCFLAGS, and X11_LIBS to the struct
John W. Eaton <jwe@octave.org>
parents:
8735
diff
changeset
|
1348 { false, "X11_INCFLAGS", OCTAVE_CONF_X11_INCFLAGS }, |
aeedc045cfe3
toplev.cc (Foctave_config_info): add CARBON_LIBS, X11_INCFLAGS, and X11_LIBS to the struct
John W. Eaton <jwe@octave.org>
parents:
8735
diff
changeset
|
1349 { false, "X11_LIBS", OCTAVE_CONF_X11_LIBS }, |
6274 | 1350 { false, "XTRA_CFLAGS", OCTAVE_CONF_XTRA_CFLAGS }, |
1351 { false, "XTRA_CXXFLAGS", OCTAVE_CONF_XTRA_CXXFLAGS }, | |
1352 { false, "YACC", OCTAVE_CONF_YACC }, | |
1353 { false, "YFLAGS", OCTAVE_CONF_YFLAGS }, | |
9538
d0239bddf621
use OCTAVE_CHECK_LIB to check for zlib
John W. Eaton <jwe@octave.org>
parents:
9523
diff
changeset
|
1354 { false, "Z_CPPFLAGS", OCTAVE_CONF_Z_CPPFLAGS }, |
d0239bddf621
use OCTAVE_CHECK_LIB to check for zlib
John W. Eaton <jwe@octave.org>
parents:
9523
diff
changeset
|
1355 { false, "Z_LDFLAGS", OCTAVE_CONF_Z_LDFLAGS }, |
d0239bddf621
use OCTAVE_CHECK_LIB to check for zlib
John W. Eaton <jwe@octave.org>
parents:
9523
diff
changeset
|
1356 { false, "Z_LIBS", OCTAVE_CONF_Z_LIBS }, |
6274 | 1357 { false, "api_version", OCTAVE_API_VERSION }, |
1358 { true, "archlibdir", OCTAVE_ARCHLIBDIR }, | |
1359 { true, "bindir", OCTAVE_BINDIR }, | |
1360 { false, "canonical_host_type", OCTAVE_CANONICAL_HOST_TYPE }, | |
1361 { false, "config_opts", OCTAVE_CONF_config_opts }, | |
1362 { true, "datadir", OCTAVE_DATADIR }, | |
1363 { true, "datarootdir", OCTAVE_DATAROOTDIR }, | |
6276 | 1364 { true, "exec_prefix", OCTAVE_EXEC_PREFIX }, |
6274 | 1365 { true, "fcnfiledir", OCTAVE_FCNFILEDIR }, |
1366 { true, "imagedir", OCTAVE_IMAGEDIR }, | |
1367 { true, "includedir", OCTAVE_INCLUDEDIR }, | |
1368 { true, "infodir", OCTAVE_INFODIR }, | |
6276 | 1369 { true, "infofile", OCTAVE_INFOFILE }, |
6274 | 1370 { true, "libdir", OCTAVE_LIBDIR }, |
1371 { true, "libexecdir", OCTAVE_LIBEXECDIR }, | |
6311 | 1372 { true, "localapiarchlibdir", OCTAVE_LOCALAPIARCHLIBDIR }, |
6274 | 1373 { true, "localapifcnfiledir", OCTAVE_LOCALAPIFCNFILEDIR }, |
1374 { true, "localapioctfiledir", OCTAVE_LOCALAPIOCTFILEDIR }, | |
1375 { true, "localarchlibdir", OCTAVE_LOCALARCHLIBDIR }, | |
1376 { true, "localfcnfiledir", OCTAVE_LOCALFCNFILEDIR }, | |
1377 { true, "localoctfiledir", OCTAVE_LOCALOCTFILEDIR }, | |
1378 { true, "localstartupfiledir", OCTAVE_LOCALSTARTUPFILEDIR }, | |
1379 { true, "localverarchlibdir", OCTAVE_LOCALVERARCHLIBDIR }, | |
1380 { true, "localverfcnfiledir", OCTAVE_LOCALVERFCNFILEDIR }, | |
1381 { true, "localveroctfiledir", OCTAVE_LOCALVEROCTFILEDIR }, | |
1382 { true, "man1dir", OCTAVE_MAN1DIR }, | |
1383 { false, "man1ext", OCTAVE_MAN1EXT }, | |
1384 { true, "mandir", OCTAVE_MANDIR }, | |
1385 { true, "octfiledir", OCTAVE_OCTFILEDIR }, | |
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1386 { true, "octetcdir", OCTAVE_OCTETCDIR }, |
6274 | 1387 { true, "octincludedir", OCTAVE_OCTINCLUDEDIR }, |
1388 { true, "octlibdir", OCTAVE_OCTLIBDIR }, | |
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1389 { true, "octtestsdir", OCTAVE_OCTTESTSDIR }, |
6276 | 1390 { true, "prefix", OCTAVE_PREFIX }, |
6274 | 1391 { true, "startupfiledir", OCTAVE_STARTUPFILEDIR }, |
1392 { false, "version", OCTAVE_VERSION }, | |
1393 { false, 0, 0 } | |
4357 | 1394 }; |
1395 | |
1396 if (! initialized) | |
1397 { | |
4675 | 1398 m.assign ("dld", octave_value (octave_supports_dynamic_linking)); |
4357 | 1399 |
4697 | 1400 oct_mach_info::float_format ff = oct_mach_info::native_float_format (); |
1401 m.assign ("float_format", | |
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1402 octave_value (oct_mach_info::float_format_as_string (ff))); |
4697 | 1403 |
1404 m.assign ("words_big_endian", | |
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1405 octave_value (oct_mach_info::words_big_endian ())); |
4697 | 1406 |
1407 m.assign ("words_little_endian", | |
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1408 octave_value (oct_mach_info::words_little_endian ())); |
4697 | 1409 |
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1410 m.assign ("features", octave_value (octave_config_features ())); |
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1411 |
4357 | 1412 int i = 0; |
4440 | 1413 |
1414 while (true) | |
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1415 { |
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1416 const conf_info_struct& elt = conf_info[i++]; |
6274 | 1417 |
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1418 const char *key = elt.key; |
4357 | 1419 |
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1420 if (key) |
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1421 { |
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1422 if (elt.subst_home) |
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1423 m.assign (key, subst_octave_home (elt.val)); |
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1424 else |
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1425 m.assign (key, elt.val); |
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1426 } |
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1427 else |
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1428 break; |
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1429 } |
4357 | 1430 |
4691 | 1431 bool unix_system = true; |
7013 | 1432 bool mac_system = false; |
4691 | 1433 bool windows_system = false; |
1434 | |
1435 #if defined (WIN32) | |
1436 windows_system = true; | |
1437 #if !defined (__CYGWIN__) | |
1438 unix_system = false; | |
1439 #endif | |
1440 #endif | |
1441 | |
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1442 #if defined (OCTAVE_USE_OS_X_API) |
7010 | 1443 mac_system = true; |
1444 #endif | |
1445 | |
4691 | 1446 m.assign ("unix", octave_value (unix_system)); |
7010 | 1447 m.assign ("mac", octave_value (mac_system)); |
4691 | 1448 m.assign ("windows", octave_value (windows_system)); |
1449 | |
4357 | 1450 initialized = true; |
1451 } | |
2162 | 1452 |
2689 | 1453 int nargin = args.length (); |
1454 | |
1455 if (nargin == 1) | |
1456 { | |
3523 | 1457 std::string arg = args(0).string_value (); |
2689 | 1458 |
1459 if (! error_state) | |
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1460 { |
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1461 if (m.isfield (arg)) |
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1462 { |
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1463 Cell c = m.contents (arg); |
5199 | 1464 |
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1465 if (c.is_empty ()) |
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1466 error ("octave_config_info: no info for '%s'", arg.c_str ()); |
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1467 else |
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1468 retval = c(0); |
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1469 } |
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1470 else |
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1471 error ("octave_config_info: invalid parameter '%s'", arg.c_str ()); |
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1472 } |
2689 | 1473 } |
1474 else if (nargin == 0) | |
4233 | 1475 retval = m; |
2689 | 1476 else |
5823 | 1477 print_usage (); |
2689 | 1478 |
1479 return retval; | |
2162 | 1480 } |
1481 | |
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1482 /* |
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1483 %!assert (ischar (octave_config_info ("version"))) |
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1484 %!test |
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1485 %! x = octave_config_info (); |
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1486 %! assert (isstruct (x)); |
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1487 %! assert (! isempty (x)); |
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1488 |
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1489 %!error octave_config_info (1, 2) |
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1490 */ |
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1491 |
1683 | 1492 #if defined (__GNUG__) && defined (DEBUG_NEW_DELETE) |
2806 | 1493 |
1683 | 1494 int debug_new_delete = 0; |
1495 | |
1496 typedef void (*vfp)(void); | |
1497 extern vfp __new_handler; | |
1498 | |
1499 void * | |
1500 __builtin_new (size_t sz) | |
1501 { | |
1502 void *p; | |
1503 | |
1504 /* malloc (0) is unpredictable; avoid it. */ | |
1505 if (sz == 0) | |
1506 sz = 1; | |
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1507 p = gnulib::malloc (sz); |
1683 | 1508 while (p == 0) |
1509 { | |
1510 (*__new_handler) (); | |
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1511 p = gnulib::malloc (sz); |
1683 | 1512 } |
1513 | |
1514 if (debug_new_delete) | |
5629 | 1515 std::cerr << "__builtin_new: " << p << std::endl; |
1683 | 1516 |
1517 return p; | |
1518 } | |
1519 | |
1520 void | |
1521 __builtin_delete (void *ptr) | |
1522 { | |
1523 if (debug_new_delete) | |
5629 | 1524 std::cerr << "__builtin_delete: " << ptr << std::endl; |
1683 | 1525 |
1526 if (ptr) | |
1527 free (ptr); | |
1528 } | |
2806 | 1529 |
1683 | 1530 #endif |