Mercurial > hg > octave-avbm
annotate src/toplev.cc @ 10840:89f4d7e294cc
Grammarcheck .cc files
author | Rik <octave@nomad.inbox5.com> |
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date | Sat, 31 Jul 2010 11:18:11 -0700 |
parents | 65bc065bec95 |
children | 51b64b7229e5 |
rev | line source |
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1683 | 1 /* |
2 | |
7017 | 3 Copyright (C) 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, |
8920 | 4 2004, 2005, 2006, 2007, 2008, 2009 John W. Eaton |
1683 | 5 |
6 This file is part of Octave. | |
7 | |
8 Octave is free software; you can redistribute it and/or modify it | |
9 under the terms of the GNU General Public License as published by the | |
7016 | 10 Free Software Foundation; either version 3 of the License, or (at your |
11 option) any later version. | |
1683 | 12 |
13 Octave is distributed in the hope that it will be useful, but WITHOUT | |
14 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
16 for more details. | |
17 | |
18 You should have received a copy of the GNU General Public License | |
7016 | 19 along with Octave; see the file COPYING. If not, see |
20 <http://www.gnu.org/licenses/>. | |
1683 | 21 |
22 */ | |
23 | |
24 #ifdef HAVE_CONFIG_H | |
25 #include <config.h> | |
26 #endif | |
27 | |
28 #include <cassert> | |
4489 | 29 #include <cerrno> |
1683 | 30 #include <cstdlib> |
31 #include <cstring> | |
4221 | 32 #include <new> |
1683 | 33 |
3503 | 34 #include <fstream> |
35 #include <iostream> | |
5765 | 36 #include <sstream> |
1728 | 37 #include <string> |
38 | |
1683 | 39 #include <sys/types.h> |
40 #include <unistd.h> | |
41 | |
2926 | 42 #include "cmd-edit.h" |
43 #include "file-ops.h" | |
1683 | 44 #include "lo-error.h" |
2370 | 45 #include "lo-mappers.h" |
3020 | 46 #include "oct-env.h" |
4153 | 47 #include "quit.h" |
1755 | 48 #include "str-vec.h" |
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49 #include "oct-locbuf.h" |
1683 | 50 |
2492 | 51 #include <defaults.h> |
1683 | 52 #include "defun.h" |
53 #include "error.h" | |
54 #include "file-io.h" | |
55 #include "input.h" | |
56 #include "lex.h" | |
2492 | 57 #include <oct-conf.h> |
1742 | 58 #include "oct-hist.h" |
2162 | 59 #include "oct-map.h" |
2862 | 60 #include "oct-obj.h" |
1683 | 61 #include "pager.h" |
62 #include "parse.h" | |
63 #include "pathsearch.h" | |
64 #include "procstream.h" | |
2370 | 65 #include "ov.h" |
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66 #include "pt-eval.h" |
2985 | 67 #include "pt-jump.h" |
2982 | 68 #include "pt-stmt.h" |
1683 | 69 #include "sighandlers.h" |
70 #include "sysdep.h" | |
2693 | 71 #include "syswait.h" |
1750 | 72 #include "toplev.h" |
1683 | 73 #include "unwind-prot.h" |
74 #include "utils.h" | |
75 #include "variables.h" | |
2492 | 76 #include <version.h> |
1683 | 77 |
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78 void (*octave_exit) (int) = ::exit; |
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79 |
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80 // TRUE means the quit() call is allowed. |
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81 bool quit_allowed = true; |
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82 |
3020 | 83 // TRUE means we are exiting via the builtin exit or quit functions. |
9383 | 84 bool quitting_gracefully = false; |
85 // This stores the exit status. | |
86 int exit_status = 0; | |
1683 | 87 |
4217 | 88 // TRUE means we are ready to interpret commands, but not everything |
89 // is ready for interactive use. | |
90 bool octave_interpreter_ready = false; | |
91 | |
4172 | 92 // TRUE means we've processed all the init code and we are good to go. |
93 bool octave_initialized = false; | |
94 | |
1683 | 95 // Current command to execute. |
96 tree_statement_list *global_command = 0; | |
97 | |
5743 | 98 octave_call_stack *octave_call_stack::instance = 0; |
99 | |
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100 int |
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101 octave_call_stack::do_current_line (void) const |
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102 { |
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103 tree_statement *stmt = do_current_statement (); |
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104 |
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105 return stmt ? stmt->line () : -1; |
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106 } |
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107 |
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108 int |
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109 octave_call_stack::do_current_column (void) const |
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110 { |
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111 tree_statement *stmt = do_current_statement (); |
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112 |
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113 return stmt ? stmt->column () : -1; |
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114 } |
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115 |
7877 | 116 int |
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117 octave_call_stack::do_caller_user_code_line (void) const |
7877 | 118 { |
119 int retval = -1; | |
120 | |
7890 | 121 const_iterator p = cs.end (); |
122 | |
123 while (p != cs.begin ()) | |
7877 | 124 { |
7890 | 125 const call_stack_elt& elt = *(--p); |
7877 | 126 |
127 octave_function *f = elt.fcn; | |
128 | |
129 if (f && f->is_user_code ()) | |
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130 { |
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131 tree_statement *stmt = elt.stmt; |
7877 | 132 |
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133 if (stmt) |
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134 { |
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135 retval = stmt->line (); |
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136 break; |
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137 } |
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138 } |
7877 | 139 } |
140 | |
141 return retval; | |
142 } | |
143 | |
144 int | |
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145 octave_call_stack::do_caller_user_code_column (void) const |
7877 | 146 { |
147 int retval = -1; | |
148 | |
7890 | 149 const_iterator p = cs.end (); |
150 | |
151 while (p != cs.begin ()) | |
7877 | 152 { |
7890 | 153 const call_stack_elt& elt = *(--p); |
7877 | 154 |
155 octave_function *f = elt.fcn; | |
156 | |
157 if (f && f->is_user_code ()) | |
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158 { |
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159 tree_statement *stmt = elt.stmt; |
7877 | 160 |
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161 if (stmt) |
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162 { |
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163 retval = stmt->column (); |
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164 break; |
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165 } |
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166 } |
7877 | 167 } |
168 | |
169 return retval; | |
170 } | |
171 | |
7901 | 172 size_t |
173 octave_call_stack::do_num_user_code_frames (octave_idx_type& curr_user_frame) const | |
174 { | |
175 size_t retval = 0; | |
176 | |
177 curr_user_frame = 0; | |
178 | |
179 // Look for the caller of dbstack. | |
180 size_t frame = cs[curr_frame].prev; | |
181 | |
182 bool found = false; | |
183 | |
184 size_t k = cs.size (); | |
185 | |
186 for (const_reverse_iterator p = cs.rbegin (); p != cs.rend (); p++) | |
187 { | |
188 octave_function *f = (*p).fcn; | |
189 | |
190 if (--k == frame) | |
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191 found = true; |
7901 | 192 |
193 if (f && f->is_user_code ()) | |
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194 { |
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195 if (! found) |
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196 curr_user_frame++; |
7901 | 197 |
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198 retval++; |
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199 } |
7901 | 200 } |
201 | |
202 // We counted how many user frames were not the one, in reverse. | |
203 // Now set curr_user_frame to be the index in the other direction. | |
204 curr_user_frame = retval - curr_user_frame - 1; | |
205 | |
206 return retval; | |
207 } | |
208 | |
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209 octave_user_code * |
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210 octave_call_stack::do_caller_user_code (size_t nskip) const |
5744 | 211 { |
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212 octave_user_code *retval = 0; |
5744 | 213 |
7890 | 214 const_iterator p = cs.end (); |
215 | |
216 while (p != cs.begin ()) | |
5744 | 217 { |
7890 | 218 const call_stack_elt& elt = *(--p); |
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219 |
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220 octave_function *f = elt.fcn; |
5744 | 221 |
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222 if (f && f->is_user_code ()) |
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223 { |
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224 if (nskip > 0) |
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225 nskip--; |
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226 else |
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227 { |
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228 retval = dynamic_cast<octave_user_code *> (f); |
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229 break; |
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230 } |
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231 } |
5744 | 232 } |
233 | |
234 return retval; | |
235 } | |
236 | |
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237 // Use static fields for the best efficiency. |
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238 // NOTE: C++0x will allow these two to be merged into one. |
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239 static const char *bt_fieldnames[] = { "file", "name", "line", |
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240 "column", "scope", "context", 0 }; |
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241 static const octave_fields bt_fields (bt_fieldnames); |
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242 |
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243 octave_map |
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244 octave_call_stack::empty_backtrace (void) |
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245 { |
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246 return octave_map (dim_vector (0, 1), bt_fields); |
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247 } |
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248 |
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249 octave_map |
7901 | 250 octave_call_stack::do_backtrace (size_t nskip, |
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251 octave_idx_type& curr_user_frame) const |
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252 { |
7901 | 253 size_t user_code_frames = do_num_user_code_frames (curr_user_frame); |
254 | |
255 size_t nframes = nskip <= user_code_frames ? user_code_frames - nskip : 0; | |
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256 |
7901 | 257 // Our list is reversed. |
258 curr_user_frame = nframes - curr_user_frame - 1; | |
259 | |
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260 octave_map retval (dim_vector (nframes, 1), bt_fields); |
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261 |
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262 Cell& file = retval.contents (0); |
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263 Cell& name = retval.contents (1); |
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264 Cell& line = retval.contents (2); |
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265 Cell& column = retval.contents (3); |
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266 Cell& scope = retval.contents (4); |
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267 Cell& context = retval.contents (5); |
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268 |
7901 | 269 if (nframes > 0) |
270 { | |
271 int k = 0; | |
272 | |
273 for (const_reverse_iterator p = cs.rbegin (); p != cs.rend (); p++) | |
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274 { |
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275 const call_stack_elt& elt = *p; |
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276 |
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277 octave_function *f = elt.fcn; |
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278 |
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279 if (f && f->is_user_code ()) |
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280 { |
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281 if (nskip > 0) |
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282 nskip--; |
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283 else |
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284 { |
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285 scope(k) = elt.scope; |
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286 context(k) = elt.context; |
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288 file(k) = f->fcn_file_name (); |
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289 std::string parent_fcn_name = f->parent_fcn_name (); |
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290 if (parent_fcn_name == std::string ()) |
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291 name(k) = f->name (); |
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292 else |
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293 name(k) = f->parent_fcn_name () + Vfilemarker + f->name (); |
7901 | 294 |
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295 tree_statement *stmt = elt.stmt; |
7901 | 296 |
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297 if (stmt) |
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298 { |
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299 line(k) = stmt->line (); |
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300 column(k) = stmt->column (); |
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301 } |
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302 else |
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303 { |
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304 line(k) = -1; |
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305 column(k) = -1; |
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306 } |
7901 | 307 |
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308 k++; |
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309 } |
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310 } |
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311 } |
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312 } |
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313 |
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314 return retval; |
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315 } |
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316 |
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317 bool |
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318 octave_call_stack::do_goto_frame (size_t n, bool verbose) |
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319 { |
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320 bool retval = false; |
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321 |
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322 if (n < cs.size ()) |
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323 { |
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324 retval = true; |
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325 |
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326 curr_frame = n; |
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327 |
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328 const call_stack_elt& elt = cs[n]; |
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329 |
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330 symbol_table::set_scope_and_context (elt.scope, elt.context); |
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331 |
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332 if (verbose) |
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333 { |
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334 octave_function *f = elt.fcn; |
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335 std::string nm = f ? f->name () : std::string ("<unknown>"); |
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336 |
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337 tree_statement *s = elt.stmt; |
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338 int l = -1; |
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339 int c = -1; |
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340 if (s) |
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341 { |
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342 l = s->line (); |
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343 c = s->column (); |
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344 } |
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345 |
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346 octave_stdout << "stopped in " << nm |
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347 << " at line " << l << " column " << c |
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348 << " (" << elt.scope << "[" << elt.context << "])" |
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349 << std::endl; |
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350 } |
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351 } |
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352 |
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353 return retval; |
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354 } |
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355 |
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356 bool |
7901 | 357 octave_call_stack::do_goto_frame_relative (int nskip, bool verbose) |
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358 { |
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359 bool retval = false; |
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360 |
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361 int incr = 0; |
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362 |
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363 if (nskip < 0) |
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364 incr = -1; |
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365 else if (nskip > 0) |
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366 incr = 1; |
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367 |
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368 // Start looking with the caller of dbup/dbdown/keyboard. |
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369 size_t frame = cs[curr_frame].prev; |
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370 |
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371 while (true) |
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373 if ((incr < 0 && frame == 0) || (incr > 0 && frame == cs.size () - 1)) |
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374 break; |
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375 |
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376 frame += incr; |
7901 | 377 |
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378 const call_stack_elt& elt = cs[frame]; |
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380 octave_function *f = elt.fcn; |
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381 |
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382 if (frame == 0 || (f && f->is_user_code ())) |
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383 { |
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384 if (nskip > 0) |
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385 nskip--; |
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386 else if (nskip < 0) |
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387 nskip++; |
7901 | 388 |
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389 if (nskip == 0) |
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390 { |
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391 curr_frame = frame; |
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392 cs[cs.size () - 1].prev = curr_frame; |
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393 |
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394 symbol_table::set_scope_and_context (elt.scope, elt.context); |
7901 | 395 |
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396 if (verbose) |
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397 { |
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398 std::ostringstream buf; |
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399 |
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400 if (f) |
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401 { |
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402 tree_statement *s = elt.stmt; |
7901 | 403 |
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404 int l = s ? s->line () : -1; |
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405 int c = s ? s->column () : -1; |
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406 |
10839 | 407 buf << "stopped in " << f->name () |
408 << " at line " << l << std::endl; | |
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409 } |
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410 else |
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411 buf << "at top level" << std::endl; |
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412 |
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413 octave_stdout << buf.str (); |
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414 } |
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415 |
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416 retval = true; |
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417 break; |
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418 } |
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419 } |
7901 | 420 |
421 // There is no need to set scope and context here. That will | |
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422 // happen when the dbup/dbdown/keyboard frame is popped and we |
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423 // jump to the new "prev" frame set above. |
7890 | 424 } |
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425 |
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426 return retval; |
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427 } |
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428 |
5744 | 429 void |
7901 | 430 octave_call_stack::do_goto_caller_frame (void) |
431 { | |
432 size_t frame = curr_frame; | |
433 | |
434 bool skipped = false; | |
435 | |
436 while (frame != 0) | |
437 { | |
438 frame = cs[frame].prev; | |
439 | |
440 const call_stack_elt& elt = cs[frame]; | |
441 | |
442 octave_function *f = elt.fcn; | |
443 | |
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444 if (frame == 0 || (f && f->is_user_code ())) |
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445 { |
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446 if (! skipped) |
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447 // We found the current user code frame, so skip it. |
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448 skipped = true; |
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449 else |
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450 { |
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451 // We found the caller user code frame. |
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452 call_stack_elt tmp (elt); |
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453 tmp.prev = curr_frame; |
7901 | 454 |
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455 curr_frame = cs.size (); |
7901 | 456 |
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457 cs.push_back (tmp); |
7901 | 458 |
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459 symbol_table::set_scope_and_context (tmp.scope, tmp.context); |
7901 | 460 |
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461 break; |
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462 } |
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463 } |
7901 | 464 } |
465 } | |
466 | |
467 void | |
468 octave_call_stack::do_goto_base_frame (void) | |
469 { | |
470 call_stack_elt tmp (cs[0]); | |
471 tmp.prev = curr_frame; | |
472 | |
473 curr_frame = cs.size (); | |
474 | |
475 cs.push_back (tmp); | |
476 | |
477 symbol_table::set_scope_and_context (tmp.scope, tmp.context); | |
478 } | |
479 | |
480 void | |
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481 octave_call_stack::do_backtrace_error_message (void) const |
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482 { |
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483 if (error_state > 0) |
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484 { |
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485 error_state = -1; |
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486 |
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487 error ("called from:"); |
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488 } |
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489 |
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490 if (! cs.empty ()) |
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491 { |
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492 const call_stack_elt& elt = cs.back (); |
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493 |
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494 octave_function *fcn = elt.fcn; |
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495 tree_statement *stmt = elt.stmt; |
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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 int line = stmt ? stmt->line () : -1; |
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508 int column = stmt ? stmt->column () : -1; |
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509 |
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510 error (" %s at line %d, column %d", |
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511 fcn_name.c_str (), line, column); |
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512 } |
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513 } |
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514 |
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515 void |
4180 | 516 recover_from_exception (void) |
517 { | |
518 can_interrupt = true; | |
4182 | 519 octave_interrupt_immediately = 0; |
4180 | 520 octave_interrupt_state = 0; |
5142 | 521 octave_signal_caught = 0; |
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522 octave_exception_state = octave_no_exception; |
4180 | 523 octave_restore_signal_mask (); |
524 octave_catch_interrupts (); | |
525 } | |
526 | |
1907 | 527 int |
5189 | 528 main_loop (void) |
1907 | 529 { |
2016 | 530 octave_save_signal_mask (); |
531 | |
3020 | 532 can_interrupt = true; |
1907 | 533 |
5142 | 534 octave_signal_hook = octave_signal_handler; |
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535 octave_interrupt_hook = 0; |
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536 octave_bad_alloc_hook = 0; |
4429 | 537 |
2554 | 538 octave_catch_interrupts (); |
1907 | 539 |
4172 | 540 octave_initialized = true; |
541 | |
1907 | 542 // The big loop. |
543 | |
4153 | 544 int retval = 0; |
1907 | 545 do |
546 { | |
4180 | 547 try |
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548 { |
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549 unwind_protect frame; |
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550 |
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551 reset_error_handler (); |
4318 | 552 |
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553 reset_parser (); |
2620 | 554 |
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555 if (symbol_table::at_top_level ()) |
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556 tree_evaluator::reset_debug_state (); |
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557 |
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558 // Do this with an unwind-protect cleanup function so that |
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559 // the forced variables will be unmarked in the event of an |
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560 // interrupt. |
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561 symbol_table::scope_id scope = symbol_table::top_scope (); |
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562 frame.add_fcn (symbol_table::unmark_forced_variables, scope); |
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563 |
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564 // This is the same as yyparse in parse.y. |
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565 retval = octave_parse (); |
2620 | 566 |
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567 if (retval == 0) |
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568 { |
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569 if (global_command) |
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570 { |
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571 global_command->accept (*current_evaluator); |
3883 | 572 |
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573 delete global_command; |
3883 | 574 |
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575 global_command = 0; |
3883 | 576 |
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577 octave_quit (); |
4171 | 578 |
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579 if (! (interactive || forced_interactive)) |
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580 { |
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581 bool quit = (tree_return_command::returning |
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582 || tree_break_command::breaking); |
4153 | 583 |
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584 if (tree_return_command::returning) |
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585 tree_return_command::returning = 0; |
4153 | 586 |
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587 if (tree_break_command::breaking) |
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588 tree_break_command::breaking--; |
4153 | 589 |
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590 if (quit) |
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591 break; |
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592 } |
4153 | 593 |
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594 if (error_state) |
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595 { |
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596 if (! (interactive || forced_interactive)) |
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597 { |
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598 // We should exit with a non-zero status. |
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599 retval = 1; |
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600 break; |
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601 } |
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602 } |
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603 else |
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604 { |
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605 if (octave_completion_matches_called) |
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606 octave_completion_matches_called = false; |
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607 else |
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608 command_editor::increment_current_command_number (); |
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609 } |
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610 } |
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611 else if (parser_end_of_input) |
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612 break; |
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613 } |
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614 } |
4182 | 615 catch (octave_interrupt_exception) |
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616 { |
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617 recover_from_exception (); |
9383 | 618 octave_stdout << "\n"; |
619 if (quitting_gracefully) | |
620 { | |
621 clean_up_and_exit (exit_status); | |
622 break; // If user has overriden the exit func. | |
623 } | |
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624 } |
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625 catch (octave_execution_exception) |
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626 { |
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627 recover_from_exception (); |
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628 std::cerr |
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629 << "error: unhandled execution exception -- trying to return to prompt" |
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630 << std::endl; |
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631 } |
4181 | 632 catch (std::bad_alloc) |
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633 { |
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634 recover_from_exception (); |
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635 std::cerr |
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636 << "error: memory exhausted or requested size too large for range of Octave's index type -- trying to return to prompt" |
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637 << std::endl; |
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638 } |
1907 | 639 } |
640 while (retval == 0); | |
641 | |
642 return retval; | |
643 } | |
644 | |
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645 // Call a function with exceptions handled to avoid problems with |
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646 // errors while shutting down. |
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647 |
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648 #define IGNORE_EXCEPTION(E) \ |
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649 catch (E) \ |
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650 { \ |
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651 std::cerr << "error: ignoring " #E " while preparing to exit" << std::endl; \ |
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652 recover_from_exception (); \ |
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653 } |
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654 |
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655 #define SAFE_CALL(F, ARGS) \ |
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656 try \ |
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657 { \ |
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658 F ARGS; \ |
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659 } \ |
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660 IGNORE_EXCEPTION (octave_interrupt_exception) \ |
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661 IGNORE_EXCEPTION (octave_execution_exception) \ |
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662 IGNORE_EXCEPTION (std::bad_alloc) |
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663 |
1683 | 664 // Fix up things before exiting. |
665 | |
666 void | |
3162 | 667 clean_up_and_exit (int retval) |
668 { | |
3216 | 669 do_octave_atexit (); |
1683 | 670 |
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671 // Clean up symbol table. |
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672 SAFE_CALL (symbol_table::cleanup, ()); |
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673 |
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674 SAFE_CALL (sysdep_cleanup, ()) |
5451 | 675 |
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676 if (octave_exit) |
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677 (*octave_exit) (retval == EOF ? 0 : retval); |
1683 | 678 } |
679 | |
3180 | 680 DEFUN (quit, args, nargout, |
3332 | 681 "-*- texinfo -*-\n\ |
10840 | 682 @deftypefn {Built-in Function} {} exit (@var{status})\n\ |
3332 | 683 @deftypefnx {Built-in Function} {} quit (@var{status})\n\ |
684 Exit the current Octave session. If the optional integer value\n\ | |
685 @var{status} is supplied, pass that value to the operating system as the\n\ | |
6615 | 686 Octave's exit status. The default value is zero.\n\ |
3333 | 687 @end deftypefn") |
1683 | 688 { |
2086 | 689 octave_value_list retval; |
2068 | 690 |
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691 if (! quit_allowed) |
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692 error ("quit: not supported in embedded mode."); |
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693 else if (nargout == 0) |
2068 | 694 { |
3180 | 695 if (args.length () > 0) |
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696 { |
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697 int tmp = args(0).nint_value (); |
1683 | 698 |
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699 if (! error_state) |
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700 exit_status = tmp; |
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701 } |
3180 | 702 |
9383 | 703 if (! error_state) |
704 { | |
705 quitting_gracefully = true; | |
706 | |
707 // Simulate interrupt. | |
708 | |
709 octave_interrupt_state = -1; | |
710 | |
711 octave_throw_interrupt_exception (); | |
712 } | |
2068 | 713 } |
3180 | 714 else |
715 error ("quit: invalid number of output arguments"); | |
2068 | 716 |
1683 | 717 return retval; |
718 } | |
719 | |
720 DEFALIAS (exit, quit); | |
721 | |
1957 | 722 DEFUN (warranty, , , |
3446 | 723 "-*- texinfo -*-\n\ |
724 @deftypefn {Built-in Function} {} warranty ()\n\ | |
725 Describe the conditions for copying and distributing Octave.\n\ | |
726 @end deftypefn") | |
1683 | 727 { |
2086 | 728 octave_value_list retval; |
1683 | 729 |
3922 | 730 octave_stdout << "\n" \ |
731 OCTAVE_NAME_VERSION_AND_COPYRIGHT "\n\ | |
732 \n\ | |
1683 | 733 This program is free software; you can redistribute it and/or modify\n\ |
734 it under the terms of the GNU General Public License as published by\n\ | |
7016 | 735 the Free Software Foundation; either version 3 of the License, or\n\ |
1683 | 736 (at your option) any later version.\n\ |
737 \n\ | |
738 This program is distributed in the hope that it will be useful,\n\ | |
739 but WITHOUT ANY WARRANTY; without even the implied warranty of\n\ | |
740 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n\ | |
741 GNU General Public License for more details.\n\ | |
742 \n\ | |
743 You should have received a copy of the GNU General Public License\n\ | |
7016 | 744 along with this program. If not, see <http://www.gnu.org/licenses/>.\n\ |
1683 | 745 \n"; |
746 | |
747 return retval; | |
748 } | |
749 | |
750 // Execute a shell command. | |
751 | |
6316 | 752 static int |
753 wait_for_input (int fid) | |
754 { | |
755 int retval = -1; | |
756 | |
757 #if defined (HAVE_SELECT) | |
758 if (fid >= 0) | |
759 { | |
760 fd_set set; | |
761 | |
762 FD_ZERO (&set); | |
763 FD_SET (fid, &set); | |
764 | |
10411 | 765 retval = gnulib::select (FD_SETSIZE, &set, 0, 0, 0); |
6316 | 766 } |
767 #else | |
768 retval = 1; | |
769 #endif | |
770 | |
771 return retval; | |
772 } | |
773 | |
2086 | 774 static octave_value_list |
3523 | 775 run_command_and_return_output (const std::string& cmd_str) |
2083 | 776 { |
2086 | 777 octave_value_list retval; |
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778 unwind_protect frame; |
2083 | 779 |
780 iprocstream *cmd = new iprocstream (cmd_str.c_str ()); | |
781 | |
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782 frame.add_delete (cmd); |
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783 frame.add_fcn (octave_child_list::remove, cmd->pid ()); |
3060 | 784 |
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785 if (*cmd) |
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786 { |
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787 int fid = cmd->file_number (); |
2095 | 788 |
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789 std::ostringstream output_buf; |
4494 | 790 |
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791 char ch; |
3147 | 792 |
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793 for (;;) |
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794 { |
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795 if (cmd->get (ch)) |
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796 output_buf.put (ch); |
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797 else |
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798 { |
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799 if (! cmd->eof () && errno == EAGAIN) |
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800 { |
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801 cmd->clear (); |
3147 | 802 |
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803 if (wait_for_input (fid) != 1) |
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804 break; |
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805 } |
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806 else |
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807 break; |
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808 } |
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809 } |
3147 | 810 |
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811 int cmd_status = cmd->close (); |
2083 | 812 |
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813 if (WIFEXITED (cmd_status)) |
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814 cmd_status = WEXITSTATUS (cmd_status); |
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815 else |
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816 cmd_status = 127; |
2083 | 817 |
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818 retval(0) = cmd_status; |
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819 retval(1) = output_buf.str (); |
2083 | 820 } |
821 else | |
822 error ("unable to start subprocess for `%s'", cmd_str.c_str ()); | |
823 | |
824 return retval; | |
825 } | |
826 | |
5285 | 827 enum system_exec_type { et_sync, et_async }; |
828 | |
1957 | 829 DEFUN (system, args, nargout, |
3301 | 830 "-*- texinfo -*-\n\ |
831 @deftypefn {Built-in Function} {} system (@var{string}, @var{return_output}, @var{type})\n\ | |
832 Execute a shell command specified by @var{string}. The second\n\ | |
833 argument is optional. If @var{type} is @code{\"async\"}, the process\n\ | |
834 is started in the background and the process id of the child process\n\ | |
835 is returned immediately. Otherwise, the process is started, and\n\ | |
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836 Octave waits until it exits. If the @var{type} argument is omitted, a\n\ |
3301 | 837 value of @code{\"sync\"} is assumed.\n\ |
2083 | 838 \n\ |
3301 | 839 If two input arguments are given (the actual value of\n\ |
840 @var{return_output} is irrelevant) and the subprocess is started\n\ | |
841 synchronously, or if @var{system} is called with one input argument and\n\ | |
842 one or more output arguments, the output from the command is returned.\n\ | |
5097 | 843 Otherwise, if the subprocess is executed synchronously, its output is\n\ |
2321 | 844 sent to the standard output. To send the output of a command executed\n\ |
3301 | 845 with @var{system} through the pager, use a command like\n\ |
2321 | 846 \n\ |
3301 | 847 @example\n\ |
848 disp (system (cmd, 1));\n\ | |
849 @end example\n\ | |
2321 | 850 \n\ |
3301 | 851 @noindent\n\ |
2321 | 852 or\n\ |
853 \n\ | |
3301 | 854 @example\n\ |
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855 printf (\"%s\\n\", system (cmd, 1));\n\ |
3301 | 856 @end example\n\ |
857 \n\ | |
5659 | 858 The @code{system} function can return two values. The first is the\n\ |
859 exit status of the command and the second is any output from the\n\ | |
860 command that was written to the standard output stream. For example,\n\ | |
3301 | 861 \n\ |
862 @example\n\ | |
5717 | 863 [status, output] = system (\"echo foo; exit 2\");\n\ |
3301 | 864 @end example\n\ |
865 \n\ | |
866 @noindent\n\ | |
867 will set the variable @code{output} to the string @samp{foo}, and the\n\ | |
868 variable @code{status} to the integer @samp{2}.\n\ | |
869 @end deftypefn") | |
1683 | 870 { |
2086 | 871 octave_value_list retval; |
1683 | 872 |
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873 unwind_protect frame; |
3834 | 874 |
1683 | 875 int nargin = args.length (); |
876 | |
2083 | 877 if (nargin > 0 && nargin < 4) |
1683 | 878 { |
5672 | 879 bool return_output = (nargout > 1 || nargin > 1); |
2083 | 880 |
3523 | 881 std::string cmd_str = args(0).string_value (); |
2083 | 882 |
5285 | 883 system_exec_type type = et_sync; |
2083 | 884 |
885 if (! error_state) | |
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886 { |
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887 if (nargin > 2) |
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888 { |
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889 std::string type_str = args(2).string_value (); |
1683 | 890 |
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891 if (! error_state) |
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892 { |
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893 if (type_str == "sync") |
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894 type = et_sync; |
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895 else if (type_str == "async") |
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896 type = et_async; |
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897 else |
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898 error ("system: third arg must be \"sync\" or \"async\""); |
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899 } |
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900 else |
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901 error ("system: third argument must be a string"); |
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902 } |
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903 } |
2083 | 904 else |
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905 error ("system: expecting std::string as first argument"); |
1683 | 906 |
2083 | 907 if (! error_state) |
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908 { |
7104 | 909 #if defined (__WIN32__) && ! defined (__CYGWIN__) |
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910 // Work around weird double-quote handling on Windows systems. |
7104 | 911 if (type == et_sync) |
912 cmd_str = "\"" + cmd_str + "\""; | |
913 #endif | |
914 | |
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915 if (type == et_async) |
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916 { |
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917 // FIXME -- maybe this should go in sysdep.cc? |
4086 | 918 #ifdef HAVE_FORK |
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919 pid_t pid = fork (); |
2083 | 920 |
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921 if (pid < 0) |
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922 error ("system: fork failed -- can't create child process"); |
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923 else if (pid == 0) |
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924 { |
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925 // FIXME -- should probably replace this |
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926 // call with something portable. |
3273 | 927 |
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928 execl ("/bin/sh", "sh", "-c", cmd_str.c_str (), |
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929 static_cast<void *> (0)); |
3273 | 930 |
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931 panic_impossible (); |
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932 } |
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933 else |
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934 retval(0) = pid; |
6222 | 935 #elif defined (__WIN32__) |
936 STARTUPINFO si; | |
937 PROCESS_INFORMATION pi; | |
938 ZeroMemory (&si, sizeof (si)); | |
939 ZeroMemory (&pi, sizeof (pi)); | |
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940 OCTAVE_LOCAL_BUFFER (char, xcmd_str, cmd_str.length()+1); |
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941 strcpy (xcmd_str, cmd_str.c_str ()); |
6222 | 942 |
943 if (! CreateProcess (0, xcmd_str, 0, 0, FALSE, 0, 0, 0, &si, &pi)) | |
944 error ("system: CreateProcess failed -- can't create child process"); | |
945 else | |
946 { | |
947 retval(0) = pi.dwProcessId; | |
948 CloseHandle (pi.hProcess); | |
949 CloseHandle (pi.hThread); | |
950 } | |
4086 | 951 #else |
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952 error ("asynchronous system calls are not supported"); |
4086 | 953 #endif |
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954 } |
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955 else if (return_output) |
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956 retval = run_command_and_return_output (cmd_str); |
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957 else |
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958 { |
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959 int status = system (cmd_str.c_str ()); |
2321 | 960 |
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961 // The value in status is as returned by waitpid. If |
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962 // the process exited normally, extract the actual exit |
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963 // status of the command. Otherwise, return 127 as a |
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964 // failure code. |
2321 | 965 |
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966 if (WIFEXITED (status)) |
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967 status = WEXITSTATUS (status); |
2321 | 968 |
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969 retval(0) = status; |
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970 } |
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971 } |
1683 | 972 } |
973 else | |
5823 | 974 print_usage (); |
1683 | 975 |
976 return retval; | |
977 } | |
978 | |
979 DEFALIAS (shell_cmd, system); | |
980 | |
5775 | 981 // FIXME -- this should really be static, but that causes |
2614 | 982 // problems on some systems. |
6680 | 983 std::list<std::string> octave_atexit_functions; |
2077 | 984 |
985 void | |
986 do_octave_atexit (void) | |
987 { | |
3216 | 988 static bool deja_vu = false; |
989 | |
2077 | 990 while (! octave_atexit_functions.empty ()) |
991 { | |
6680 | 992 std::string fcn = octave_atexit_functions.front (); |
4214 | 993 |
6680 | 994 octave_atexit_functions.pop_front (); |
2077 | 995 |
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996 SAFE_CALL (reset_error_handler, ()) |
5237 | 997 |
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998 SAFE_CALL (feval, (fcn, octave_value_list (), 0)) |
3215 | 999 |
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1000 SAFE_CALL (flush_octave_stdout, ()) |
2077 | 1001 } |
3216 | 1002 |
1003 if (! deja_vu) | |
1004 { | |
1005 deja_vu = true; | |
1006 | |
6068 | 1007 // Do this explicitly so that destructors for mex file objects |
1008 // are called, so that functions registered with mexAtExit are | |
1009 // called. | |
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1010 SAFE_CALL (clear_mex_functions, ()) |
6068 | 1011 |
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1012 SAFE_CALL (command_editor::restore_terminal_state, ()) |
3216 | 1013 |
5775 | 1014 // FIXME -- is this needed? Can it cause any trouble? |
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1015 SAFE_CALL (raw_mode, (0)) |
3216 | 1016 |
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1017 SAFE_CALL (octave_history_write_timestamp, ()) |
5305 | 1018 |
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1019 if (Vsaving_history) |
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1020 SAFE_CALL (command_history::clean_up_and_save, ()) |
3216 | 1021 |
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1022 SAFE_CALL (close_files, ()) |
3216 | 1023 |
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1024 SAFE_CALL (cleanup_tmp_files, ()) |
3216 | 1025 |
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1026 SAFE_CALL (flush_octave_stdout, ()) |
3216 | 1027 |
5305 | 1028 if (! quitting_gracefully && (interactive || forced_interactive)) |
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1029 { |
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1030 octave_stdout << "\n"; |
5629 | 1031 |
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1032 // Yes, we want this to be separate from the call to |
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1033 // flush_octave_stdout above. |
5629 | 1034 |
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1035 SAFE_CALL (flush_octave_stdout, ()) |
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1036 } |
3216 | 1037 } |
2077 | 1038 } |
1039 | |
7409 | 1040 void |
1041 octave_add_atexit_function (const std::string& fname) | |
1042 { | |
1043 octave_atexit_functions.push_front (fname); | |
1044 } | |
1045 | |
1046 bool | |
1047 octave_remove_atexit_function (const std::string& fname) | |
1048 { | |
1049 bool found = false; | |
1050 | |
1051 for (std::list<std::string>::iterator p = octave_atexit_functions.begin (); | |
1052 p != octave_atexit_functions.end (); p++) | |
1053 { | |
1054 if (*p == fname) | |
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1055 { |
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1056 octave_atexit_functions.erase (p); |
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1057 found = true; |
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1058 break; |
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1059 } |
7409 | 1060 } |
1061 | |
1062 return found; | |
1063 } | |
1064 | |
1065 | |
6680 | 1066 DEFUN (atexit, args, nargout, |
3332 | 1067 "-*- texinfo -*-\n\ |
10840 | 1068 @deftypefn {Built-in Function} {} atexit (@var{fcn})\n\ |
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1069 @deftypefnx {Built-in Function} {} atexit (@var{fcn}, @var{flag})\n\ |
3332 | 1070 Register a function to be called when Octave exits. For example,\n\ |
2077 | 1071 \n\ |
3332 | 1072 @example\n\ |
1073 @group\n\ | |
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1074 function last_words ()\n\ |
6620 | 1075 disp (\"Bye bye\");\n\ |
3332 | 1076 endfunction\n\ |
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1077 atexit (\"last_words\");\n\ |
3332 | 1078 @end group\n\ |
1079 @end example\n\ | |
1080 \n\ | |
1081 @noindent\n\ | |
6620 | 1082 will print the message \"Bye bye\" when Octave exits.\n\ |
6680 | 1083 \n\ |
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1084 The additional argument @var{flag} will register or unregister\n\ |
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1085 @var{fcn} from the list of functions to be called when Octave\n\ |
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Update help text for sections 2.2 and 2.3 of basics.txi
Rik <rdrider0-list@yahoo.com>
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|
1086 exits. If @var{flag} is true, the function is registered, and if\n\ |
c0cef1436788
Update help text for sections 2.2 and 2.3 of basics.txi
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diff
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|
1087 @var{flag} is false, it is unregistered. For example,\n\ |
c0cef1436788
Update help text for sections 2.2 and 2.3 of basics.txi
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diff
changeset
|
1088 after registering the function @code{last_words} above,\n\ |
6680 | 1089 \n\ |
1090 @example\n\ | |
9035
57649dcecb55
Documentation cleanup of basics.texi
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parents:
8920
diff
changeset
|
1091 atexit (\"last_words\", false);\n\ |
6680 | 1092 @end example\n\ |
1093 \n\ | |
1094 @noindent\n\ | |
1095 will remove the function from the list and Octave will not call\n\ | |
9133
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Update help text for sections 2.2 and 2.3 of basics.txi
Rik <rdrider0-list@yahoo.com>
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9079
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changeset
|
1096 @code{last_words} when it exits.\n\ |
6680 | 1097 \n\ |
7001 | 1098 Note that @code{atexit} only removes the first occurrence of a function\n\ |
6680 | 1099 from the list, so if a function was placed in the list multiple\n\ |
1100 times with @code{atexit}, it must also be removed from the list\n\ | |
1101 multiple times.\n\ | |
3333 | 1102 @end deftypefn") |
2077 | 1103 { |
2086 | 1104 octave_value_list retval; |
2077 | 1105 |
1106 int nargin = args.length (); | |
1107 | |
6680 | 1108 if (nargin == 1 || nargin == 2) |
2077 | 1109 { |
3523 | 1110 std::string arg = args(0).string_value (); |
2077 | 1111 |
1112 if (! error_state) | |
6680 | 1113 { |
1114 bool add_mode = true; | |
1115 | |
1116 if (nargin == 2) | |
1117 { | |
1118 add_mode = args(1).bool_value (); | |
1119 | |
1120 if (error_state) | |
1121 error ("atexit: second argument must be a logical value"); | |
1122 } | |
1123 | |
1124 if (! error_state) | |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10212
diff
changeset
|
1125 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10212
diff
changeset
|
1126 if (add_mode) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10212
diff
changeset
|
1127 octave_add_atexit_function (arg); |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10212
diff
changeset
|
1128 else |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10212
diff
changeset
|
1129 { |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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10212
diff
changeset
|
1130 bool found = octave_remove_atexit_function (arg); |
6680 | 1131 |
10315
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10212
diff
changeset
|
1132 if (nargout > 0) |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10212
diff
changeset
|
1133 retval(0) = found; |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10212
diff
changeset
|
1134 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
parents:
10212
diff
changeset
|
1135 } |
57a59eae83cc
untabify src C++ source files
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1136 } |
2077 | 1137 else |
6680 | 1138 error ("atexit: argument must be a string"); |
2077 | 1139 } |
1140 else | |
5823 | 1141 print_usage (); |
2077 | 1142 |
1143 return retval; | |
1144 } | |
1145 | |
2689 | 1146 DEFUN (octave_config_info, args, , |
3301 | 1147 "-*- texinfo -*-\n\ |
1148 @deftypefn {Built-in Function} {} octave_config_info (@var{option})\n\ | |
1149 Return a structure containing configuration and installation\n\ | |
1150 information for Octave.\n\ | |
2689 | 1151 \n\ |
3301 | 1152 if @var{option} is a string, return the configuration information for the\n\ |
2689 | 1153 specified option.\n\ |
1154 \n\ | |
3301 | 1155 @end deftypefn") |
2162 | 1156 { |
2689 | 1157 octave_value retval; |
1158 | |
4128 | 1159 #if defined (ENABLE_DYNAMIC_LINKING) |
2689 | 1160 bool octave_supports_dynamic_linking = true; |
1161 #else | |
1162 bool octave_supports_dynamic_linking = false; | |
1163 #endif | |
1164 | |
4357 | 1165 static bool initialized = false; |
1166 static Octave_map m; | |
2162 | 1167 |
6274 | 1168 struct conf_info_struct |
1169 { | |
1170 bool subst_home; | |
1171 const char *key; | |
1172 const char *val; | |
1173 }; | |
1174 | |
1175 static const conf_info_struct conf_info[] = | |
4357 | 1176 { |
6274 | 1177 { false, "ALL_CFLAGS", OCTAVE_CONF_ALL_CFLAGS }, |
1178 { false, "ALL_CXXFLAGS", OCTAVE_CONF_ALL_CXXFLAGS }, | |
1179 { false, "ALL_FFLAGS", OCTAVE_CONF_ALL_FFLAGS }, | |
1180 { false, "ALL_LDFLAGS", OCTAVE_CONF_ALL_LDFLAGS }, | |
9523
0ce82753dd72
more configure changes for libraries
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diff
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|
1181 { false, "AMD_CPPFLAGS", OCTAVE_CONF_AMD_CPPFLAGS }, |
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diff
changeset
|
1182 { false, "AMD_LDFLAGS", OCTAVE_CONF_AMD_LDFLAGS }, |
9514 | 1183 { false, "AMD_LIBS", OCTAVE_CONF_AMD_LIBS }, |
6274 | 1184 { false, "AR", OCTAVE_CONF_AR }, |
1185 { false, "ARFLAGS", OCTAVE_CONF_ARFLAGS }, | |
9568
d3fccc4c4b9e
use OCTAVE_CHECK_LIBRARY to check for ARPACK
John W. Eaton <jwe@octave.org>
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9542
diff
changeset
|
1186 { false, "ARPACK_CPPFLAGS", OCTAVE_CONF_ARPACK_CPPFLAGS }, |
d3fccc4c4b9e
use OCTAVE_CHECK_LIBRARY to check for ARPACK
John W. Eaton <jwe@octave.org>
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diff
changeset
|
1187 { false, "ARPACK_LDFLAGS", OCTAVE_CONF_ARPACK_LDFLAGS }, |
9514 | 1188 { false, "ARPACK_LIBS", OCTAVE_CONF_ARPACK_LIBS }, |
6274 | 1189 { false, "BLAS_LIBS", OCTAVE_CONF_BLAS_LIBS }, |
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
|
1190 { false, "CARBON_LIBS", OCTAVE_CONF_CARBON_LIBS }, |
9523
0ce82753dd72
more configure changes for libraries
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9519
diff
changeset
|
1191 { false, "CAMD_CPPFLAGS", OCTAVE_CONF_CAMD_CPPFLAGS }, |
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
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diff
changeset
|
1192 { false, "CAMD_LDFLAGS", OCTAVE_CONF_CAMD_LDFLAGS }, |
9514 | 1193 { false, "CAMD_LIBS", OCTAVE_CONF_CAMD_LIBS }, |
6274 | 1194 { false, "CC", OCTAVE_CONF_CC }, |
1195 { false, "CC_VERSION", OCTAVE_CONF_CC_VERSION }, | |
9523
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
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9519
diff
changeset
|
1196 { false, "CCOLAMD_CPPFLAGS", OCTAVE_CONF_CCOLAMD_CPPFLAGS }, |
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1197 { false, "CCOLAMD_LDFLAGS", OCTAVE_CONF_CCOLAMD_LDFLAGS }, |
9514 | 1198 { false, "CCOLAMD_LIBS", OCTAVE_CONF_CCOLAMD_LIBS }, |
6274 | 1199 { false, "CFLAGS", OCTAVE_CONF_CFLAGS }, |
9523
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1200 { false, "CHOLMOD_CPPFLAGS", OCTAVE_CONF_CHOLMOD_CPPFLAGS }, |
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
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9519
diff
changeset
|
1201 { false, "CHOLMOD_LDFLAGS", OCTAVE_CONF_CHOLMOD_LDFLAGS }, |
9514 | 1202 { false, "CHOLMOD_LIBS", OCTAVE_CONF_CHOLMOD_LIBS }, |
9523
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1203 { false, "COLAMD_CPPFLAGS", OCTAVE_CONF_COLAMD_CPPFLAGS }, |
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1204 { false, "COLAMD_LDFLAGS", OCTAVE_CONF_COLAMD_LDFLAGS }, |
9514 | 1205 { false, "COLAMD_LIBS", OCTAVE_CONF_COLAMD_LIBS }, |
6274 | 1206 { false, "CPICFLAG", OCTAVE_CONF_CPICFLAG }, |
1207 { 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
|
1208 { 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
|
1209 { false, "CURL_LDFLAGS", OCTAVE_CONF_CURL_LDFLAGS }, |
6274 | 1210 { false, "CURL_LIBS", OCTAVE_CONF_CURL_LIBS }, |
9523
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1211 { false, "CXSPARSE_CPPFLAGS", OCTAVE_CONF_CXSPARSE_CPPFLAGS }, |
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1212 { false, "CXSPARSE_LDFLAGS", OCTAVE_CONF_CXSPARSE_LDFLAGS }, |
9514 | 1213 { false, "CXSPARSE_LIBS", OCTAVE_CONF_CXSPARSE_LIBS }, |
6274 | 1214 { false, "CXX", OCTAVE_CONF_CXX }, |
1215 { false, "CXXCPP", OCTAVE_CONF_CXXCPP }, | |
1216 { false, "CXXFLAGS", OCTAVE_CONF_CXXFLAGS }, | |
1217 { false, "CXXPICFLAG", OCTAVE_CONF_CXXPICFLAG }, | |
1218 { false, "CXX_VERSION", OCTAVE_CONF_CXX_VERSION }, | |
1219 { false, "DEFAULT_PAGER", OCTAVE_DEFAULT_PAGER }, | |
1220 { false, "DEFS", OCTAVE_CONF_DEFS }, | |
1221 { false, "DL_LD", OCTAVE_CONF_DL_LD }, | |
1222 { false, "DL_LDFLAGS", OCTAVE_CONF_DL_LDFLAGS }, | |
9515 | 1223 { false, "DL_LIBS", OCTAVE_CONF_DL_LIBS }, |
6274 | 1224 { false, "ENABLE_DYNAMIC_LINKING", OCTAVE_CONF_ENABLE_DYNAMIC_LINKING }, |
1225 { false, "EXEEXT", OCTAVE_CONF_EXEEXT }, | |
1226 { false, "F77", OCTAVE_CONF_F77 }, | |
1227 { 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
|
1228 { false, "F77_INTEGER_8_FLAG", OCTAVE_CONF_F77_INTEGER_8_FLAG }, |
6274 | 1229 { false, "FC", OCTAVE_CONF_FC }, |
1230 { false, "FFLAGS", OCTAVE_CONF_FFLAGS }, | |
9523
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1231 { false, "FFTW3_CPPFLAGS", OCTAVE_CONF_FFTW3_CPPFLAGS }, |
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1232 { false, "FFTW3_LDFLAGS", OCTAVE_CONF_FFTW3_LDFLAGS }, |
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1233 { false, "FFTW3_LIBS", OCTAVE_CONF_FFTW3_LIBS }, |
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1234 { false, "FFTW3F_CPPFLAGS", OCTAVE_CONF_FFTW3F_CPPFLAGS }, |
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1235 { false, "FFTW3F_LDFLAGS", OCTAVE_CONF_FFTW3F_LDFLAGS }, |
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1236 { false, "FFTW3F_LIBS", OCTAVE_CONF_FFTW3F_LIBS }, |
6274 | 1237 { false, "FLIBS", OCTAVE_CONF_FLIBS }, |
1238 { false, "FPICFLAG", OCTAVE_CONF_FPICFLAG }, | |
9514 | 1239 { false, "FT2_LIBS", OCTAVE_CONF_FT2_LIBS }, |
9523
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1240 { false, "GLPK_CPPFLAGS", OCTAVE_CONF_GLPK_CPPFLAGS }, |
0ce82753dd72
more configure changes for libraries
John W. Eaton <jwe@octave.org>
parents:
9519
diff
changeset
|
1241 { false, "GLPK_LDFLAGS", OCTAVE_CONF_GLPK_LDFLAGS }, |
6274 | 1242 { false, "GLPK_LIBS", OCTAVE_CONF_GLPK_LIBS }, |
7361 | 1243 { false, "GNUPLOT", OCTAVE_CONF_GNUPLOT }, |
9514 | 1244 { 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
|
1245 { 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
|
1246 { false, "HDF5_LDFLAGS", OCTAVE_CONF_HDF5_LDFLAGS }, |
9514 | 1247 { false, "HDF5_LIBS", OCTAVE_CONF_HDF5_LIBS }, |
6274 | 1248 { false, "INCFLAGS", OCTAVE_CONF_INCFLAGS }, |
9794
0d4613a736e9
convert build system to use automake and libtool
John W. Eaton <jwe@octave.org>
parents:
9575
diff
changeset
|
1249 { false, "LAPACK_LIBS", OCTAVE_CONF_LAPACK_LIBS }, |
6274 | 1250 { false, "LDFLAGS", OCTAVE_CONF_LDFLAGS }, |
1251 { false, "LD_CXX", OCTAVE_CONF_LD_CXX }, | |
1252 { false, "LD_STATIC_FLAG", OCTAVE_CONF_LD_STATIC_FLAG }, | |
1253 { false, "LEX", OCTAVE_CONF_LEX }, | |
1254 { false, "LEXLIB", OCTAVE_CONF_LEXLIB }, | |
1255 { false, "LFLAGS", OCTAVE_CONF_LFLAGS }, | |
1256 { false, "LIBCRUFT", OCTAVE_CONF_LIBCRUFT }, | |
1257 { false, "LIBEXT", OCTAVE_CONF_LIBEXT }, | |
1258 { false, "LIBFLAGS", OCTAVE_CONF_LIBFLAGS }, | |
1259 { false, "LIBOCTAVE", OCTAVE_CONF_LIBOCTAVE }, | |
1260 { false, "LIBOCTINTERP", OCTAVE_CONF_LIBOCTINTERP }, | |
1261 { false, "LIBS", OCTAVE_CONF_LIBS }, | |
1262 { 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
|
1263 { false, "MAGICK_CPPFLAGS", OCTAVE_CONF_MAGICK_CPPFLAGS }, |
55ecaefb7d0f
Use pkg-config to configure GraphicsMagick++.
David Grundberg <individ@acc.umu.se>
parents:
9572
diff
changeset
|
1264 { 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
|
1265 { false, "MAGICK_LIBS", OCTAVE_CONF_MAGICK_LIBS }, |
6274 | 1266 { false, "MKOCTFILE_DL_LDFLAGS", OCTAVE_CONF_MKOCTFILE_DL_LDFLAGS }, |
9514 | 1267 { false, "OPENGL_LIBS", OCTAVE_CONF_OPENGL_LIBS }, |
1268 { false, "PTHREAD_CFLAGS", OCTAVE_CONF_PTHREAD_CFLAGS }, | |
1269 { 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
|
1270 { 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
|
1271 { false, "QHULL_LDFLAGS", OCTAVE_CONF_QHULL_LDFLAGS }, |
9514 | 1272 { 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
|
1273 { 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
|
1274 { false, "QRUPDATE_LDFLAGS", OCTAVE_CONF_QRUPDATE_LDFLAGS }, |
9514 | 1275 { false, "QRUPDATE_LIBS", OCTAVE_CONF_QRUPDATE_LIBS }, |
6274 | 1276 { false, "RANLIB", OCTAVE_CONF_RANLIB }, |
1277 { false, "RDYNAMIC_FLAG", OCTAVE_CONF_RDYNAMIC_FLAG }, | |
9515 | 1278 { false, "READLINE_LIBS", OCTAVE_CONF_READLINE_LIBS }, |
9514 | 1279 { false, "REGEX_LIBS", OCTAVE_CONF_REGEX_LIBS }, |
6274 | 1280 { false, "RLD_FLAG", OCTAVE_CONF_RLD_FLAG }, |
1281 { false, "SED", OCTAVE_CONF_SED }, | |
1282 { false, "SHARED_LIBS", OCTAVE_CONF_SHARED_LIBS }, | |
1283 { false, "SHLEXT", OCTAVE_CONF_SHLEXT }, | |
1284 { false, "SHLEXT_VER", OCTAVE_CONF_SHLEXT_VER }, | |
1285 { false, "SH_LD", OCTAVE_CONF_SH_LD }, | |
1286 { false, "SH_LDFLAGS", OCTAVE_CONF_SH_LDFLAGS }, | |
1287 { false, "SONAME_FLAGS", OCTAVE_CONF_SONAME_FLAGS }, | |
1288 { false, "STATIC_LIBS", OCTAVE_CONF_STATIC_LIBS }, | |
9515 | 1289 { false, "TERM_LIBS", OCTAVE_CONF_TERM_LIBS }, |
6274 | 1290 { false, "UGLY_DEFS", OCTAVE_CONF_UGLY_DEFS }, |
9572
ab8a163f2052
use OCTAVE_CHECK_LIB to check for UMFPACK
John W. Eaton <jwe@octave.org>
parents:
9570
diff
changeset
|
1291 { 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
|
1292 { false, "UMFPACK_LDFLAGS", OCTAVE_CONF_UMFPACK_LDFLAGS }, |
9514 | 1293 { false, "UMFPACK_LIBS", OCTAVE_CONF_UMFPACK_LIBS }, |
6274 | 1294 { false, "USE_64_BIT_IDX_T", OCTAVE_CONF_USE_64_BIT_IDX_T }, |
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
|
1295 { 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
|
1296 { false, "X11_LIBS", OCTAVE_CONF_X11_LIBS }, |
6274 | 1297 { false, "XTRA_CFLAGS", OCTAVE_CONF_XTRA_CFLAGS }, |
1298 { false, "XTRA_CXXFLAGS", OCTAVE_CONF_XTRA_CXXFLAGS }, | |
1299 { false, "YACC", OCTAVE_CONF_YACC }, | |
1300 { 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
|
1301 { 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
|
1302 { 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
|
1303 { false, "Z_LIBS", OCTAVE_CONF_Z_LIBS }, |
6274 | 1304 { false, "api_version", OCTAVE_API_VERSION }, |
1305 { true, "archlibdir", OCTAVE_ARCHLIBDIR }, | |
1306 { true, "bindir", OCTAVE_BINDIR }, | |
1307 { false, "canonical_host_type", OCTAVE_CANONICAL_HOST_TYPE }, | |
1308 { false, "config_opts", OCTAVE_CONF_config_opts }, | |
1309 { true, "datadir", OCTAVE_DATADIR }, | |
1310 { true, "datarootdir", OCTAVE_DATAROOTDIR }, | |
6276 | 1311 { true, "exec_prefix", OCTAVE_EXEC_PREFIX }, |
6274 | 1312 { true, "fcnfiledir", OCTAVE_FCNFILEDIR }, |
1313 { true, "imagedir", OCTAVE_IMAGEDIR }, | |
1314 { true, "includedir", OCTAVE_INCLUDEDIR }, | |
1315 { true, "infodir", OCTAVE_INFODIR }, | |
6276 | 1316 { true, "infofile", OCTAVE_INFOFILE }, |
6274 | 1317 { true, "libdir", OCTAVE_LIBDIR }, |
1318 { true, "libexecdir", OCTAVE_LIBEXECDIR }, | |
6311 | 1319 { true, "localapiarchlibdir", OCTAVE_LOCALAPIARCHLIBDIR }, |
6274 | 1320 { true, "localapifcnfiledir", OCTAVE_LOCALAPIFCNFILEDIR }, |
1321 { true, "localapioctfiledir", OCTAVE_LOCALAPIOCTFILEDIR }, | |
1322 { true, "localarchlibdir", OCTAVE_LOCALARCHLIBDIR }, | |
1323 { true, "localfcnfiledir", OCTAVE_LOCALFCNFILEDIR }, | |
1324 { true, "localoctfiledir", OCTAVE_LOCALOCTFILEDIR }, | |
1325 { true, "localstartupfiledir", OCTAVE_LOCALSTARTUPFILEDIR }, | |
1326 { true, "localverarchlibdir", OCTAVE_LOCALVERARCHLIBDIR }, | |
1327 { true, "localverfcnfiledir", OCTAVE_LOCALVERFCNFILEDIR }, | |
1328 { true, "localveroctfiledir", OCTAVE_LOCALVEROCTFILEDIR }, | |
1329 { true, "man1dir", OCTAVE_MAN1DIR }, | |
1330 { false, "man1ext", OCTAVE_MAN1EXT }, | |
1331 { true, "mandir", OCTAVE_MANDIR }, | |
1332 { true, "octfiledir", OCTAVE_OCTFILEDIR }, | |
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1333 { true, "octetcdir", OCTAVE_OCTETCDIR }, |
6274 | 1334 { true, "octincludedir", OCTAVE_OCTINCLUDEDIR }, |
1335 { true, "octlibdir", OCTAVE_OCTLIBDIR }, | |
6276 | 1336 { true, "prefix", OCTAVE_PREFIX }, |
6274 | 1337 { true, "startupfiledir", OCTAVE_STARTUPFILEDIR }, |
1338 { false, "version", OCTAVE_VERSION }, | |
1339 { false, 0, 0 } | |
4357 | 1340 }; |
1341 | |
1342 if (! initialized) | |
1343 { | |
4675 | 1344 m.assign ("dld", octave_value (octave_supports_dynamic_linking)); |
4357 | 1345 |
4697 | 1346 oct_mach_info::float_format ff = oct_mach_info::native_float_format (); |
1347 m.assign ("float_format", | |
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1348 octave_value (oct_mach_info::float_format_as_string (ff))); |
4697 | 1349 |
1350 m.assign ("words_big_endian", | |
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1351 octave_value (oct_mach_info::words_big_endian ())); |
4697 | 1352 |
1353 m.assign ("words_little_endian", | |
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1354 octave_value (oct_mach_info::words_little_endian ())); |
4697 | 1355 |
4357 | 1356 int i = 0; |
4440 | 1357 |
1358 while (true) | |
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1359 { |
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1360 const conf_info_struct& elt = conf_info[i++]; |
6274 | 1361 |
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1362 const char *key = elt.key; |
4357 | 1363 |
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1364 if (key) |
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1365 { |
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1366 if (elt.subst_home) |
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1367 m.assign (key, octave_value (subst_octave_home (elt.val))); |
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1368 else |
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1369 m.assign (key, octave_value (elt.val)); |
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1370 } |
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1371 else |
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1372 break; |
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1373 } |
4357 | 1374 |
4691 | 1375 bool unix_system = true; |
7013 | 1376 bool mac_system = false; |
4691 | 1377 bool windows_system = false; |
1378 | |
1379 #if defined (WIN32) | |
1380 windows_system = true; | |
1381 #if !defined (__CYGWIN__) | |
1382 unix_system = false; | |
1383 #endif | |
1384 #endif | |
1385 | |
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1386 #if defined (OCTAVE_USE_OS_X_API) |
7010 | 1387 mac_system = true; |
1388 #endif | |
1389 | |
4691 | 1390 m.assign ("unix", octave_value (unix_system)); |
7010 | 1391 m.assign ("mac", octave_value (mac_system)); |
4691 | 1392 m.assign ("windows", octave_value (windows_system)); |
1393 | |
4357 | 1394 initialized = true; |
1395 } | |
2162 | 1396 |
2689 | 1397 int nargin = args.length (); |
1398 | |
1399 if (nargin == 1) | |
1400 { | |
3523 | 1401 std::string arg = args(0).string_value (); |
2689 | 1402 |
1403 if (! error_state) | |
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1404 { |
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1405 Cell c = m.contents (arg.c_str ()); |
5199 | 1406 |
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1407 if (c.is_empty ()) |
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1408 error ("octave_config_info: no info for `%s'", arg.c_str ()); |
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1409 else |
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1410 retval = c(0); |
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1411 } |
2689 | 1412 } |
1413 else if (nargin == 0) | |
4233 | 1414 retval = m; |
2689 | 1415 else |
5823 | 1416 print_usage (); |
2689 | 1417 |
1418 return retval; | |
2162 | 1419 } |
1420 | |
1683 | 1421 #if defined (__GNUG__) && defined (DEBUG_NEW_DELETE) |
2806 | 1422 |
1683 | 1423 int debug_new_delete = 0; |
1424 | |
1425 typedef void (*vfp)(void); | |
1426 extern vfp __new_handler; | |
1427 | |
1428 void * | |
1429 __builtin_new (size_t sz) | |
1430 { | |
1431 void *p; | |
1432 | |
1433 /* malloc (0) is unpredictable; avoid it. */ | |
1434 if (sz == 0) | |
1435 sz = 1; | |
2800 | 1436 p = malloc (sz); |
1683 | 1437 while (p == 0) |
1438 { | |
1439 (*__new_handler) (); | |
2800 | 1440 p = malloc (sz); |
1683 | 1441 } |
1442 | |
1443 if (debug_new_delete) | |
5629 | 1444 std::cerr << "__builtin_new: " << p << std::endl; |
1683 | 1445 |
1446 return p; | |
1447 } | |
1448 | |
1449 void | |
1450 __builtin_delete (void *ptr) | |
1451 { | |
1452 if (debug_new_delete) | |
5629 | 1453 std::cerr << "__builtin_delete: " << ptr << std::endl; |
1683 | 1454 |
1455 if (ptr) | |
1456 free (ptr); | |
1457 } | |
2806 | 1458 |
1683 | 1459 #endif |