Mercurial > octave
annotate liboctave/cmd-edit.cc @ 10447:12d25a1d84bf
Use gnulib headers instead of C++ std headers where needed.
| author | David Grundberg <davidg@cs.umu.se> |
|---|---|
| date | Wed, 24 Mar 2010 17:27:58 +0100 |
| parents | 479cc8a0a846 |
| children | bbe99b2a5ba7 |
| rev | line source |
|---|---|
| 2926 | 1 /* |
| 2 | |
| 7017 | 3 Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2005, |
| 8920 | 4 2006, 2007, 2008, 2009 John W. Eaton |
| 2926 | 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. | |
| 2926 | 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/>. | |
| 2926 | 21 |
| 22 */ | |
| 23 | |
| 24 #ifdef HAVE_CONFIG_H | |
| 25 #include <config.h> | |
| 26 #endif | |
| 27 | |
|
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28 #include "stdlib.h" |
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29 #include "string.h" |
| 2926 | 30 |
| 31 #include <string> | |
| 32 | |
| 33 #include <sys/types.h> | |
| 34 #include <unistd.h> | |
| 35 | |
| 5247 | 36 #include "quit.h" |
| 37 | |
| 2926 | 38 #include "cmd-edit.h" |
| 39 #include "cmd-hist.h" | |
| 5872 | 40 #include "file-ops.h" |
| 2926 | 41 #include "lo-error.h" |
| 42 #include "lo-utils.h" | |
| 43 #include "oct-env.h" | |
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44 #include "oct-mutex.h" |
| 3260 | 45 #include "oct-time.h" |
| 2926 | 46 |
| 47 command_editor *command_editor::instance = 0; | |
| 48 | |
| 6913 | 49 std::set<command_editor::startup_hook_fcn> command_editor::startup_hook_set; |
| 50 | |
| 51 std::set<command_editor::event_hook_fcn> command_editor::event_hook_set; | |
| 52 | |
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53 static octave_mutex event_hook_lock; |
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54 |
| 2926 | 55 #if defined (USE_READLINE) |
| 56 | |
| 57 #include <cstdio> | |
| 58 #include <cstdlib> | |
| 59 | |
| 3519 | 60 #include "oct-rl-edit.h" |
| 2926 | 61 |
| 62 class | |
| 63 gnu_readline : public command_editor | |
| 64 { | |
| 65 public: | |
| 66 | |
| 3519 | 67 typedef command_editor::startup_hook_fcn startup_hook_fcn; |
| 68 | |
| 6913 | 69 typedef command_editor::event_hook_fcn event_hook_fcn; |
| 2926 | 70 |
| 2941 | 71 typedef command_editor::completion_fcn completion_fcn; |
| 72 | |
| 2926 | 73 gnu_readline (void); |
| 74 | |
| 75 ~gnu_readline (void) { } | |
| 76 | |
| 3504 | 77 void do_set_name (const std::string& n); |
| 2926 | 78 |
| 3504 | 79 std::string do_readline (const std::string& prompt, bool& eof); |
| 2926 | 80 |
| 81 void do_set_input_stream (FILE *f); | |
| 82 | |
| 83 FILE *do_get_input_stream (void); | |
| 84 | |
| 85 void do_set_output_stream (FILE *f); | |
| 86 | |
| 87 FILE *do_get_output_stream (void); | |
| 88 | |
| 89 int do_terminal_rows (void); | |
| 90 | |
| 91 int do_terminal_cols (void); | |
| 92 | |
| 93 void do_clear_screen (void); | |
| 94 | |
| 3281 | 95 void do_resize_terminal (void); |
| 96 | |
| 3504 | 97 std::string newline_chars (void); |
| 2926 | 98 |
| 99 void do_restore_terminal_state (void); | |
| 100 | |
| 101 void do_blink_matching_paren (bool flag); | |
| 102 | |
| 3933 | 103 void do_set_basic_word_break_characters (const std::string& s); |
| 104 | |
| 105 void do_set_completer_word_break_characters (const std::string& s); | |
| 106 | |
| 3504 | 107 void do_set_basic_quote_characters (const std::string& s); |
| 2926 | 108 |
| 6979 | 109 void do_set_filename_quote_characters (const std::string& s); |
| 110 | |
| 111 void do_set_completer_quote_characters (const std::string& s); | |
| 112 | |
| 2926 | 113 void do_set_completion_append_character (char c); |
| 114 | |
| 2941 | 115 void do_set_completion_function (completion_fcn f); |
| 116 | |
| 6979 | 117 void do_set_quoting_function (quoting_fcn f); |
| 118 | |
| 119 void do_set_dequoting_function (dequoting_fcn f); | |
| 120 | |
| 121 void do_set_char_is_quoted_function (char_is_quoted_fcn f); | |
| 122 | |
| 123 void do_set_user_accept_line_function (user_accept_line_fcn f); | |
| 124 | |
| 2941 | 125 completion_fcn do_get_completion_function (void) const; |
| 2926 | 126 |
| 6979 | 127 quoting_fcn do_get_quoting_function (void) const; |
| 128 | |
| 129 dequoting_fcn do_get_dequoting_function (void) const; | |
| 130 | |
| 131 char_is_quoted_fcn do_get_char_is_quoted_function (void) const; | |
| 132 | |
| 133 user_accept_line_fcn do_get_user_accept_line_function (void) const; | |
| 134 | |
| 4604 | 135 string_vector |
| 136 do_generate_filename_completions (const std::string& text); | |
| 137 | |
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138 std::string do_get_line_buffer (void) const; |
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139 |
| 3504 | 140 void do_insert_text (const std::string& text); |
| 2926 | 141 |
| 142 void do_newline (void); | |
| 143 | |
| 6979 | 144 void do_accept_line (void); |
| 145 | |
| 2926 | 146 void do_clear_undo_list (void); |
| 147 | |
| 6913 | 148 void set_startup_hook (startup_hook_fcn f); |
| 149 | |
| 150 void restore_startup_hook (void); | |
| 2926 | 151 |
| 6913 | 152 void set_event_hook (event_hook_fcn f); |
| 2926 | 153 |
| 6913 | 154 void restore_event_hook (void); |
| 3215 | 155 |
| 156 void do_restore_event_hook (void); | |
| 157 | |
| 3504 | 158 void do_read_init_file (const std::string& file); |
| 3189 | 159 |
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160 void do_re_read_init_file (void); |
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161 |
| 4143 | 162 bool do_filename_completion_desired (bool); |
| 163 | |
| 6979 | 164 bool do_filename_quoting_desired (bool); |
| 165 | |
| 3519 | 166 static int operate_and_get_next (int, int); |
| 2926 | 167 |
| 3951 | 168 static int history_search_backward (int, int); |
| 169 | |
| 170 static int history_search_forward (int, int); | |
| 171 | |
| 2926 | 172 private: |
| 173 | |
| 3519 | 174 startup_hook_fcn previous_startup_hook; |
| 2926 | 175 |
| 3519 | 176 event_hook_fcn previous_event_hook; |
| 3215 | 177 |
| 2941 | 178 completion_fcn completion_function; |
| 179 | |
| 6979 | 180 quoting_fcn quoting_function; |
| 181 | |
| 182 dequoting_fcn dequoting_function; | |
| 183 | |
| 184 char_is_quoted_fcn char_is_quoted_function; | |
| 185 | |
| 186 user_accept_line_fcn user_accept_line_function; | |
| 187 | |
| 2941 | 188 static char *command_generator (const char *text, int state); |
| 189 | |
| 6979 | 190 static char *command_quoter (char *text, int match_type, char *quote_pointer); |
| 191 static char *command_dequoter (char *text, int match_type); | |
| 192 | |
| 193 static int command_char_is_quoted (char *text, int index); | |
| 194 | |
| 195 static int command_accept_line (int count, int key); | |
| 196 | |
| 3519 | 197 static char **command_completer (const char *text, int start, int end); |
| 2926 | 198 }; |
| 199 | |
| 200 gnu_readline::gnu_readline () | |
| 3215 | 201 : command_editor (), previous_startup_hook (0), |
| 6979 | 202 previous_event_hook (0), completion_function (0), |
| 203 quoting_function (0), dequoting_function (0), | |
| 204 char_is_quoted_function (0), user_accept_line_function (0) | |
| 2926 | 205 { |
| 5775 | 206 // FIXME -- need interface to rl_add_defun, rl_initialize, and |
| 3519 | 207 // a function to set rl_terminal_name |
| 3225 | 208 |
| 3520 | 209 std::string term = octave_env::getenv ("TERM"); |
| 3519 | 210 |
| 211 octave_rl_set_terminal_name (term.c_str ()); | |
| 212 | |
| 213 octave_rl_initialize (); | |
| 2926 | 214 |
| 215 do_blink_matching_paren (true); | |
| 216 | |
| 5452 | 217 // Bind operate-and-get-next. |
| 2926 | 218 |
| 3519 | 219 octave_rl_add_defun ("operate-and-get-next", |
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220 gnu_readline::operate_and_get_next, |
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221 octave_rl_ctrl ('O')); |
| 2926 | 222 |
| 5452 | 223 // And the history search functions. |
| 2926 | 224 |
| 3519 | 225 octave_rl_add_defun ("history-search-backward", |
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226 gnu_readline::history_search_backward, |
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227 octave_rl_meta ('P')); |
| 2926 | 228 |
| 3519 | 229 octave_rl_add_defun ("history-search-forward", |
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230 gnu_readline::history_search_forward, |
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231 octave_rl_meta ('N')); |
| 2926 | 232 } |
| 233 | |
| 234 void | |
| 3519 | 235 gnu_readline::do_set_name (const std::string& nm) |
| 2926 | 236 { |
| 3519 | 237 ::octave_rl_set_name (nm.c_str ()); |
| 2926 | 238 } |
| 239 | |
| 3504 | 240 std::string |
| 241 gnu_readline::do_readline (const std::string& prompt, bool& eof) | |
| 2926 | 242 { |
| 3504 | 243 std::string retval; |
| 2926 | 244 |
| 3219 | 245 eof = false; |
| 246 | |
| 5247 | 247 char *line = 0; |
| 248 | |
| 5336 | 249 const char *p = prompt.c_str (); |
| 250 | |
| 5452 | 251 BEGIN_INTERRUPT_IMMEDIATELY_IN_FOREIGN_CODE; |
| 5247 | 252 |
| 5336 | 253 line = ::octave_rl_readline (p); |
| 5247 | 254 |
| 5452 | 255 END_INTERRUPT_IMMEDIATELY_IN_FOREIGN_CODE; |
| 2926 | 256 |
| 257 if (line) | |
| 258 { | |
| 259 retval = line; | |
| 260 | |
| 261 free (line); | |
| 262 } | |
| 3219 | 263 else |
| 264 eof = true; | |
| 2926 | 265 |
| 266 return retval; | |
| 267 } | |
| 268 | |
| 269 void | |
| 270 gnu_readline::do_set_input_stream (FILE *f) | |
| 271 { | |
| 3519 | 272 ::octave_rl_set_input_stream (f); |
| 2926 | 273 } |
| 274 | |
| 275 FILE * | |
| 276 gnu_readline::do_get_input_stream (void) | |
| 277 { | |
| 3519 | 278 return ::octave_rl_get_input_stream (); |
| 2926 | 279 } |
| 280 | |
| 281 void | |
| 282 gnu_readline::do_set_output_stream (FILE *f) | |
| 283 { | |
| 3519 | 284 ::octave_rl_set_output_stream (f); |
| 2926 | 285 } |
| 286 | |
| 287 FILE * | |
| 288 gnu_readline::do_get_output_stream (void) | |
| 289 { | |
| 3519 | 290 return ::octave_rl_get_output_stream (); |
| 2926 | 291 } |
| 292 | |
| 293 // GNU readline handles SIGWINCH, so these values have a good chance | |
| 294 // of being correct even if the window changes size (they may be | |
| 295 // wrong if, for example, the luser changes the window size while the | |
| 296 // pager is running, and the signal is handled by the pager instead of | |
| 297 // us. | |
| 298 | |
| 299 int | |
| 300 gnu_readline::do_terminal_rows (void) | |
| 301 { | |
| 3519 | 302 int sh = ::octave_rl_screen_height (); |
| 303 | |
| 304 return sh > 0 ? sh : 24; | |
| 2926 | 305 } |
| 306 | |
| 307 int | |
| 308 gnu_readline::do_terminal_cols (void) | |
| 309 { | |
| 3519 | 310 int sw = ::octave_rl_screen_width (); |
| 311 | |
| 312 return sw > 0 ? sw : 80; | |
| 2926 | 313 } |
| 314 | |
| 315 void | |
| 316 gnu_readline::do_clear_screen (void) | |
| 317 { | |
| 3519 | 318 ::octave_rl_clear_screen (); |
| 2926 | 319 } |
| 320 | |
| 3281 | 321 void |
| 322 gnu_readline::do_resize_terminal (void) | |
| 323 { | |
| 3519 | 324 ::octave_rl_resize_terminal (); |
| 3281 | 325 } |
| 326 | |
| 3504 | 327 std::string |
| 2926 | 328 gnu_readline::newline_chars (void) |
| 329 { | |
| 330 return "\r\n"; | |
| 331 } | |
| 332 | |
| 333 void | |
| 334 gnu_readline::do_restore_terminal_state (void) | |
| 335 { | |
| 3519 | 336 ::octave_rl_restore_terminal_state (); |
| 2926 | 337 } |
| 338 | |
| 339 void | |
| 340 gnu_readline::do_blink_matching_paren (bool flag) | |
| 341 { | |
| 3779 | 342 ::octave_rl_enable_paren_matching (flag ? 1 : 0); |
| 2926 | 343 } |
| 344 | |
| 345 void | |
| 3933 | 346 gnu_readline::do_set_basic_word_break_characters (const std::string& s) |
| 347 { | |
| 348 ::octave_rl_set_basic_word_break_characters (s.c_str ()); | |
| 349 } | |
| 350 | |
| 351 void | |
| 352 gnu_readline::do_set_completer_word_break_characters (const std::string& s) | |
| 353 { | |
| 354 ::octave_rl_set_completer_word_break_characters (s.c_str ()); | |
| 355 } | |
| 356 | |
| 357 void | |
| 3504 | 358 gnu_readline::do_set_basic_quote_characters (const std::string& s) |
| 2926 | 359 { |
| 3519 | 360 ::octave_rl_set_basic_quote_characters (s.c_str ()); |
| 2926 | 361 } |
| 362 | |
| 363 void | |
| 6979 | 364 gnu_readline::do_set_filename_quote_characters (const std::string& s) |
| 365 { | |
| 366 ::octave_rl_set_filename_quote_characters (s.c_str ()); | |
| 367 } | |
| 368 | |
| 369 void | |
| 370 gnu_readline::do_set_completer_quote_characters (const std::string& s) | |
| 371 { | |
| 372 ::octave_rl_set_completer_quote_characters (s.c_str ()); | |
| 373 } | |
| 374 | |
| 375 void | |
| 2926 | 376 gnu_readline::do_set_completion_append_character (char c) |
| 377 { | |
| 3519 | 378 ::octave_rl_set_completion_append_character (c); |
| 2926 | 379 } |
| 380 | |
| 381 void | |
| 2941 | 382 gnu_readline::do_set_completion_function (completion_fcn f) |
| 2926 | 383 { |
| 2941 | 384 completion_function = f; |
| 385 | |
| 3519 | 386 rl_attempted_completion_fcn_ptr fp |
| 387 = f ? gnu_readline::command_completer : 0; | |
| 2941 | 388 |
| 3519 | 389 ::octave_rl_set_completion_function (fp); |
| 2941 | 390 } |
| 391 | |
| 6979 | 392 void |
| 393 gnu_readline::do_set_quoting_function (quoting_fcn f) | |
| 394 { | |
| 395 quoting_function = f; | |
| 396 | |
| 397 rl_quoting_fcn_ptr fp | |
| 398 = f ? gnu_readline::command_quoter : 0; | |
| 399 | |
| 400 ::octave_rl_set_quoting_function (fp); | |
| 401 } | |
| 402 | |
| 403 void | |
| 404 gnu_readline::do_set_dequoting_function (dequoting_fcn f) | |
| 405 { | |
| 406 dequoting_function = f; | |
| 407 | |
| 408 rl_dequoting_fcn_ptr fp | |
| 409 = f ? gnu_readline::command_dequoter : 0; | |
| 410 | |
| 411 ::octave_rl_set_dequoting_function (fp); | |
| 412 } | |
| 413 | |
| 414 void | |
| 415 gnu_readline::do_set_char_is_quoted_function (char_is_quoted_fcn f) | |
| 416 { | |
| 417 char_is_quoted_function = f; | |
| 418 | |
| 419 rl_char_is_quoted_fcn_ptr fp | |
| 420 = f ? gnu_readline::command_char_is_quoted : 0; | |
| 421 | |
| 422 ::octave_rl_set_char_is_quoted_function (fp); | |
| 423 } | |
| 424 | |
| 425 void | |
| 426 gnu_readline::do_set_user_accept_line_function (user_accept_line_fcn f) | |
| 427 { | |
| 428 user_accept_line_function = f; | |
| 429 | |
| 430 if (f) | |
| 431 octave_rl_add_defun ("accept-line", gnu_readline::command_accept_line, | |
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432 ::octave_rl_ctrl ('M')); |
| 6979 | 433 else |
| 434 octave_rl_add_defun ("accept-line", ::octave_rl_newline, | |
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435 ::octave_rl_ctrl ('M')); |
| 6979 | 436 } |
| 437 | |
| 2941 | 438 gnu_readline::completion_fcn |
| 439 gnu_readline::do_get_completion_function (void) const | |
| 440 { | |
| 441 return completion_function; | |
| 2926 | 442 } |
| 443 | |
| 6979 | 444 gnu_readline::quoting_fcn |
| 445 gnu_readline::do_get_quoting_function (void) const | |
| 446 { | |
| 447 return quoting_function; | |
| 448 } | |
| 449 | |
| 450 gnu_readline::dequoting_fcn | |
| 451 gnu_readline::do_get_dequoting_function (void) const | |
| 452 { | |
| 453 return dequoting_function; | |
| 454 } | |
| 455 | |
| 456 gnu_readline::char_is_quoted_fcn | |
| 457 gnu_readline::do_get_char_is_quoted_function (void) const | |
| 458 { | |
| 459 return char_is_quoted_function; | |
| 460 } | |
| 461 | |
| 462 gnu_readline::user_accept_line_fcn | |
| 463 gnu_readline::do_get_user_accept_line_function (void) const | |
| 464 { | |
| 465 return user_accept_line_function; | |
| 466 } | |
| 467 | |
| 4604 | 468 string_vector |
| 469 gnu_readline::do_generate_filename_completions (const std::string& text) | |
| 470 { | |
| 471 string_vector retval; | |
| 472 | |
| 473 int n = 0; | |
| 474 int count = 0; | |
| 475 | |
| 476 char *fn = 0; | |
| 477 | |
| 478 while (1) | |
| 479 { | |
| 480 fn = ::octave_rl_filename_completion_function (text.c_str (), count); | |
| 481 | |
| 482 if (fn) | |
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483 { |
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484 if (count == n) |
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485 { |
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486 // Famous last words: Most large directories will not |
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487 // have more than a few hundred files, so we should not |
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488 // resize too many times even if the growth is linear... |
| 4604 | 489 |
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490 n += 100; |
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491 retval.resize (n); |
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492 } |
| 4604 | 493 |
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494 retval[count++] = fn; |
| 4604 | 495 |
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496 free (fn); |
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497 } |
| 4604 | 498 else |
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499 break; |
| 4604 | 500 } |
| 501 | |
| 502 retval.resize (count); | |
| 503 | |
| 504 return retval; | |
| 505 } | |
| 506 | |
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507 std::string |
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508 gnu_readline::do_get_line_buffer (void) const |
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509 { |
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510 return ::octave_rl_line_buffer (); |
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511 } |
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512 |
| 2926 | 513 void |
| 3504 | 514 gnu_readline::do_insert_text (const std::string& text) |
| 2926 | 515 { |
| 3519 | 516 ::octave_rl_insert_text (text.c_str ()); |
| 2926 | 517 } |
| 518 | |
| 519 void | |
| 520 gnu_readline::do_newline (void) | |
| 521 { | |
| 6979 | 522 ::octave_rl_newline (1, '\n'); |
| 523 } | |
| 524 | |
| 525 void | |
| 526 gnu_readline::do_accept_line (void) | |
| 527 { | |
| 528 command_accept_line (1, '\n'); | |
| 2926 | 529 } |
| 530 | |
| 531 void | |
| 532 gnu_readline::do_clear_undo_list () | |
| 533 { | |
| 3519 | 534 ::octave_rl_clear_undo_list (); |
| 2926 | 535 } |
| 536 | |
| 537 void | |
| 6913 | 538 gnu_readline::set_startup_hook (startup_hook_fcn f) |
| 2926 | 539 { |
| 3519 | 540 previous_startup_hook = ::octave_rl_get_startup_hook (); |
| 2926 | 541 |
| 6917 | 542 if (f != previous_startup_hook) |
| 543 ::octave_rl_set_startup_hook (f); | |
| 2926 | 544 } |
| 545 | |
| 546 void | |
| 6913 | 547 gnu_readline::restore_startup_hook (void) |
| 2926 | 548 { |
| 3519 | 549 ::octave_rl_set_startup_hook (previous_startup_hook); |
| 2926 | 550 } |
| 551 | |
| 552 void | |
| 6913 | 553 gnu_readline::set_event_hook (event_hook_fcn f) |
| 3215 | 554 { |
| 3519 | 555 previous_event_hook = octave_rl_get_event_hook (); |
| 3215 | 556 |
| 3519 | 557 ::octave_rl_set_event_hook (f); |
| 3215 | 558 } |
| 559 | |
| 560 void | |
| 6913 | 561 gnu_readline::restore_event_hook (void) |
| 3215 | 562 { |
| 3519 | 563 ::octave_rl_set_event_hook (previous_event_hook); |
| 3215 | 564 } |
| 565 | |
| 566 void | |
| 3504 | 567 gnu_readline::do_read_init_file (const std::string& file) |
| 3189 | 568 { |
| 3519 | 569 ::octave_rl_read_init_file (file.c_str ()); |
| 3189 | 570 } |
| 571 | |
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572 void |
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573 gnu_readline::do_re_read_init_file (void) |
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574 { |
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575 ::octave_rl_re_read_init_file (); |
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576 } |
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577 |
| 4143 | 578 bool |
| 579 gnu_readline::do_filename_completion_desired (bool arg) | |
| 580 { | |
| 581 return ::octave_rl_filename_completion_desired (arg); | |
| 582 } | |
| 583 | |
| 6979 | 584 bool |
| 585 gnu_readline::do_filename_quoting_desired (bool arg) | |
| 586 { | |
| 587 return ::octave_rl_filename_quoting_desired (arg); | |
| 588 } | |
| 589 | |
| 3519 | 590 int |
| 2926 | 591 gnu_readline::operate_and_get_next (int /* count */, int /* c */) |
| 592 { | |
| 593 // Accept the current line. | |
| 594 | |
| 6979 | 595 command_editor::accept_line (); |
| 2926 | 596 |
| 597 // Find the current line, and find the next line to use. | |
| 598 | |
| 599 int x_where = command_history::where (); | |
| 600 | |
| 601 int x_length = command_history::length (); | |
| 602 | |
| 603 if ((command_history::is_stifled () | |
| 604 && (x_length >= command_history::max_input_history ())) | |
| 605 || (x_where >= x_length - 1)) | |
| 606 command_history::set_mark (x_where); | |
| 607 else | |
| 608 command_history::set_mark (x_where + 1); | |
| 609 | |
| 6913 | 610 command_editor::add_startup_hook (command_history::goto_mark); |
| 3519 | 611 |
| 612 return 0; | |
| 2926 | 613 } |
| 614 | |
| 3951 | 615 int |
| 616 gnu_readline::history_search_backward (int count, int c) | |
| 617 { | |
| 618 return octave_rl_history_search_backward (count, c); | |
| 619 } | |
| 620 | |
| 621 int | |
| 622 gnu_readline::history_search_forward (int count, int c) | |
| 623 { | |
| 624 return octave_rl_history_search_forward (count, c); | |
| 625 } | |
| 626 | |
| 2941 | 627 char * |
| 628 gnu_readline::command_generator (const char *text, int state) | |
| 629 { | |
| 630 char *retval = 0; | |
| 631 | |
| 632 completion_fcn f = command_editor::get_completion_function (); | |
| 633 | |
| 3504 | 634 std::string tmp = f (text, state); |
| 2941 | 635 |
| 636 size_t len = tmp.length (); | |
| 637 | |
| 638 if (len > 0) | |
| 639 { | |
| 10411 | 640 retval = static_cast<char *> (gnulib::malloc (len+1)); |
| 2941 | 641 |
| 642 strcpy (retval, tmp.c_str ()); | |
| 643 } | |
| 644 | |
| 645 return retval; | |
| 646 } | |
| 647 | |
| 6979 | 648 char * |
| 649 gnu_readline::command_quoter (char *text, int matches, char *qcp) | |
| 650 { | |
| 651 char *retval = 0; | |
| 652 | |
| 653 quoting_fcn f = command_editor::get_quoting_function (); | |
| 654 | |
| 655 std::string tmp = f (text, matches, *qcp); | |
| 656 | |
| 657 size_t len = tmp.length (); | |
| 658 | |
| 659 if (len > 0) | |
| 660 { | |
| 10411 | 661 retval = static_cast<char *> (gnulib::malloc (len+1)); |
| 6979 | 662 |
| 663 strcpy (retval, tmp.c_str ()); | |
| 664 } | |
| 665 | |
| 666 return retval; | |
| 667 } | |
| 668 | |
| 669 char * | |
| 670 gnu_readline::command_dequoter (char *text, int quote) | |
| 671 { | |
| 672 char *retval = 0; | |
| 673 | |
| 674 dequoting_fcn f = command_editor::get_dequoting_function (); | |
| 675 | |
| 676 std::string tmp = f (text, quote); | |
| 677 | |
| 678 size_t len = tmp.length (); | |
| 679 | |
| 680 if (len > 0) | |
| 681 { | |
| 10411 | 682 retval = static_cast<char *> (gnulib::malloc (len+1)); |
| 6979 | 683 |
| 684 strcpy (retval, tmp.c_str ()); | |
| 685 } | |
| 686 | |
| 687 return retval; | |
| 688 } | |
| 689 | |
| 690 int | |
| 691 gnu_readline::command_char_is_quoted (char *text, int quote) | |
| 692 { | |
| 693 char_is_quoted_fcn f = command_editor::get_char_is_quoted_function (); | |
| 694 | |
| 695 return f (text, quote); | |
| 696 } | |
| 697 | |
| 698 int | |
| 699 gnu_readline::command_accept_line (int count, int key) | |
| 700 { | |
| 701 user_accept_line_fcn f = command_editor::get_user_accept_line_function (); | |
| 702 | |
| 703 if (f) | |
| 704 f (::octave_rl_line_buffer ()); | |
| 705 | |
| 706 ::octave_rl_redisplay (); | |
| 707 | |
| 708 return ::octave_rl_newline (count, key); | |
| 709 } | |
| 710 | |
| 2941 | 711 char ** |
| 3519 | 712 gnu_readline::command_completer (const char *text, int, int) |
| 2941 | 713 { |
| 714 char **matches = 0; | |
| 3519 | 715 matches |
| 716 = ::octave_rl_completion_matches (text, gnu_readline::command_generator); | |
| 2941 | 717 return matches; |
| 718 } | |
| 719 | |
| 2926 | 720 #endif |
| 721 | |
| 722 class | |
| 723 default_command_editor : public command_editor | |
| 724 { | |
| 725 public: | |
| 726 | |
| 727 default_command_editor (void) | |
| 728 : command_editor (), input_stream (stdin), output_stream (stdout) { } | |
| 729 | |
| 730 ~default_command_editor (void) { } | |
| 731 | |
| 3504 | 732 std::string do_readline (const std::string& prompt, bool& eof); |
| 2926 | 733 |
| 734 void do_set_input_stream (FILE *f); | |
| 735 | |
| 736 FILE *do_get_input_stream (void); | |
| 737 | |
| 738 void do_set_output_stream (FILE *f); | |
| 739 | |
| 740 FILE *do_get_output_stream (void); | |
| 741 | |
| 4604 | 742 string_vector do_generate_filename_completions (const std::string& text); |
| 743 | |
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744 std::string do_get_line_buffer (void) const; |
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745 |
| 3504 | 746 void do_insert_text (const std::string&); |
| 2926 | 747 |
| 748 void do_newline (void); | |
| 749 | |
| 6979 | 750 void do_accept_line (void); |
| 751 | |
| 2926 | 752 private: |
| 753 | |
| 754 FILE *input_stream; | |
| 755 | |
| 756 FILE *output_stream; | |
| 757 }; | |
| 758 | |
| 3504 | 759 std::string |
| 760 default_command_editor::do_readline (const std::string& prompt, bool& eof) | |
| 2926 | 761 { |
| 10411 | 762 gnulib::fputs (prompt.c_str (), output_stream); |
| 2926 | 763 fflush (output_stream); |
| 764 | |
| 4527 | 765 return octave_fgetl (input_stream, eof); |
| 2926 | 766 } |
| 767 | |
| 768 void | |
| 769 default_command_editor::do_set_input_stream (FILE *f) | |
| 770 { | |
| 771 input_stream = f; | |
| 772 } | |
| 773 | |
| 774 FILE * | |
| 775 default_command_editor::do_get_input_stream (void) | |
| 776 { | |
| 777 return input_stream; | |
| 778 } | |
| 779 | |
| 780 void | |
| 781 default_command_editor::do_set_output_stream (FILE *f) | |
| 782 { | |
| 783 output_stream = f; | |
| 784 } | |
| 785 | |
| 786 FILE * | |
| 787 default_command_editor::do_get_output_stream (void) | |
| 788 { | |
| 789 return output_stream; | |
| 790 } | |
| 791 | |
| 4604 | 792 string_vector |
| 4663 | 793 default_command_editor::do_generate_filename_completions (const std::string&) |
| 4604 | 794 { |
| 5775 | 795 // FIXME |
| 4604 | 796 return string_vector (); |
| 797 } | |
| 798 | |
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799 std::string |
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800 default_command_editor::do_get_line_buffer (void) const |
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801 { |
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802 return ""; |
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803 } |
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804 |
| 2926 | 805 void |
| 3504 | 806 default_command_editor::do_insert_text (const std::string&) |
| 2926 | 807 { |
| 5775 | 808 // FIXME |
| 2926 | 809 } |
| 810 | |
| 811 void | |
| 812 default_command_editor::do_newline (void) | |
| 813 { | |
| 5775 | 814 // FIXME |
| 2926 | 815 } |
| 816 | |
| 6979 | 817 void |
| 818 default_command_editor::do_accept_line (void) | |
| 819 { | |
| 820 // FIXME | |
| 821 } | |
| 822 | |
| 2926 | 823 bool |
| 824 command_editor::instance_ok (void) | |
| 825 { | |
| 826 bool retval = true; | |
| 827 | |
| 828 if (! instance) | |
| 829 make_command_editor (); | |
| 830 | |
| 831 if (! instance) | |
| 832 { | |
| 2941 | 833 current_liboctave_error_handler |
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834 ("unable to create command history object!"); |
| 2926 | 835 |
| 836 retval = false; | |
| 837 } | |
| 838 | |
| 839 return retval; | |
| 840 } | |
| 841 | |
| 842 void | |
| 843 command_editor::make_command_editor (void) | |
| 844 { | |
| 845 #if defined (USE_READLINE) | |
| 846 instance = new gnu_readline (); | |
| 847 #else | |
| 848 instance = new default_command_editor (); | |
| 849 #endif | |
| 850 } | |
| 851 | |
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852 void |
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853 command_editor::force_default_editor (void) |
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854 { |
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855 delete instance; |
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856 instance = new default_command_editor (); |
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857 } |
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858 |
| 6913 | 859 int |
| 860 command_editor::startup_handler (void) | |
| 861 { | |
| 862 for (startup_hook_set_iterator p = startup_hook_set.begin (); | |
| 863 p != startup_hook_set.end (); p++) | |
| 864 { | |
| 865 startup_hook_fcn f = *p; | |
| 866 | |
| 867 if (f) | |
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868 f (); |
| 6913 | 869 } |
| 870 | |
| 871 return 0; | |
| 872 } | |
| 873 | |
| 874 int | |
| 875 command_editor::event_handler (void) | |
| 876 { | |
|
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877 event_hook_lock.lock (); |
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878 |
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879 std::set<event_hook_fcn> hook_set (event_hook_set); |
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880 |
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881 event_hook_lock.unlock (); |
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882 |
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883 for (event_hook_set_iterator p = hook_set.begin (); |
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884 p != hook_set.end (); p++) |
| 6913 | 885 { |
| 886 event_hook_fcn f = *p; | |
| 887 | |
| 888 if (f) | |
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889 f (); |
| 6913 | 890 } |
| 891 | |
| 892 return 0; | |
| 893 } | |
| 894 | |
| 2926 | 895 void |
| 3504 | 896 command_editor::set_name (const std::string& n) |
| 2926 | 897 { |
| 898 if (instance_ok ()) | |
| 899 instance->do_set_name (n); | |
| 900 } | |
| 901 | |
| 3504 | 902 std::string |
| 903 command_editor::readline (const std::string& prompt) | |
| 2926 | 904 { |
| 3219 | 905 bool eof; |
| 906 | |
| 907 return readline (prompt, eof); | |
| 908 } | |
| 909 | |
| 3504 | 910 std::string |
| 911 command_editor::readline (const std::string& prompt, bool& eof) | |
| 3219 | 912 { |
| 2926 | 913 return (instance_ok ()) |
| 3504 | 914 ? instance->do_readline (prompt, eof) : std::string (); |
| 2926 | 915 } |
| 916 | |
| 917 void | |
| 918 command_editor::set_input_stream (FILE *f) | |
| 919 { | |
| 920 if (instance_ok ()) | |
| 921 instance->do_set_input_stream (f); | |
| 922 } | |
| 923 | |
| 924 FILE * | |
| 925 command_editor::get_input_stream (void) | |
| 926 { | |
| 927 return (instance_ok ()) | |
| 928 ? instance->do_get_input_stream () : 0; | |
| 929 } | |
| 930 | |
| 931 void | |
| 932 command_editor::set_output_stream (FILE *f) | |
| 933 { | |
| 934 if (instance_ok ()) | |
| 935 instance->do_set_output_stream (f); | |
| 936 } | |
| 937 | |
| 938 FILE * | |
| 939 command_editor::get_output_stream (void) | |
| 940 { | |
| 941 return (instance_ok ()) | |
| 942 ? instance->do_get_output_stream () : 0; | |
| 943 } | |
| 944 | |
| 945 int | |
| 946 command_editor::terminal_rows (void) | |
| 947 { | |
| 948 return (instance_ok ()) | |
| 949 ? instance->do_terminal_rows () : -1; | |
| 950 } | |
| 951 | |
| 952 int | |
| 953 command_editor::terminal_cols (void) | |
| 954 { | |
| 955 return (instance_ok ()) | |
| 956 ? instance->do_terminal_cols () : -1; | |
| 957 } | |
| 958 | |
| 959 void | |
| 960 command_editor::clear_screen (void) | |
| 961 { | |
| 962 if (instance_ok ()) | |
| 963 instance->do_clear_screen (); | |
| 964 } | |
| 965 | |
| 3281 | 966 void |
| 967 command_editor::resize_terminal (void) | |
| 968 { | |
| 969 if (instance_ok ()) | |
| 970 instance->do_resize_terminal (); | |
| 971 } | |
| 972 | |
| 3504 | 973 std::string |
| 974 command_editor::decode_prompt_string (const std::string& s) | |
| 2926 | 975 { |
| 976 return (instance_ok ()) | |
| 3504 | 977 ? instance->do_decode_prompt_string (s) : std::string (); |
| 2926 | 978 } |
| 979 | |
| 980 int | |
| 981 command_editor::current_command_number (void) | |
| 982 { | |
| 983 return (instance_ok ()) | |
| 984 ? instance->command_number : 0; | |
| 985 } | |
| 986 | |
| 987 void | |
| 988 command_editor::reset_current_command_number (int n) | |
| 989 { | |
| 990 if (instance_ok ()) | |
| 991 instance->command_number = n; | |
| 992 } | |
| 993 | |
| 994 void | |
| 2967 | 995 command_editor::increment_current_command_number (void) |
| 996 { | |
| 997 if (instance_ok ()) | |
| 998 instance->command_number++; | |
| 999 } | |
| 1000 | |
| 1001 void | |
| 2926 | 1002 command_editor::restore_terminal_state (void) |
| 1003 { | |
| 1004 if (instance_ok ()) | |
| 1005 instance->do_restore_terminal_state (); | |
| 1006 } | |
| 1007 | |
| 1008 void | |
| 1009 command_editor::blink_matching_paren (bool flag) | |
| 1010 { | |
| 1011 if (instance_ok ()) | |
| 1012 instance->do_blink_matching_paren (flag); | |
| 1013 } | |
| 1014 | |
| 1015 void | |
| 3933 | 1016 command_editor::set_basic_word_break_characters (const std::string& s) |
| 1017 { | |
| 1018 if (instance_ok ()) | |
| 1019 instance->do_set_basic_word_break_characters (s); | |
| 1020 } | |
| 1021 | |
| 1022 void | |
| 1023 command_editor::set_completer_word_break_characters (const std::string& s) | |
| 1024 { | |
| 1025 if (instance_ok ()) | |
| 1026 instance->do_set_completer_word_break_characters (s); | |
| 1027 } | |
| 1028 | |
| 1029 void | |
| 3504 | 1030 command_editor::set_basic_quote_characters (const std::string& s) |
| 2926 | 1031 { |
| 1032 if (instance_ok ()) | |
| 3004 | 1033 instance->do_set_basic_quote_characters (s); |
| 2926 | 1034 } |
| 1035 | |
| 1036 void | |
| 6979 | 1037 command_editor::set_filename_quote_characters (const std::string& s) |
| 1038 { | |
| 1039 if (instance_ok ()) | |
| 1040 instance->do_set_filename_quote_characters (s); | |
| 1041 } | |
| 1042 | |
| 1043 void | |
| 1044 command_editor::set_completer_quote_characters (const std::string& s) | |
| 1045 { | |
| 1046 if (instance_ok ()) | |
| 1047 instance->do_set_completer_quote_characters (s); | |
| 1048 } | |
| 1049 | |
| 1050 void | |
| 2926 | 1051 command_editor::set_completion_append_character (char c) |
| 1052 { | |
| 1053 if (instance_ok ()) | |
| 1054 instance->do_set_completion_append_character (c); | |
| 1055 } | |
| 1056 | |
| 1057 void | |
| 2941 | 1058 command_editor::set_completion_function (completion_fcn f) |
| 2926 | 1059 { |
| 1060 if (instance_ok ()) | |
| 2941 | 1061 instance->do_set_completion_function (f); |
| 1062 } | |
| 1063 | |
| 6979 | 1064 void |
| 1065 command_editor::set_quoting_function (quoting_fcn f) | |
| 1066 { | |
| 1067 if (instance_ok ()) | |
| 1068 instance->do_set_quoting_function (f); | |
| 1069 } | |
| 1070 | |
| 1071 void | |
| 1072 command_editor::set_dequoting_function (dequoting_fcn f) | |
| 1073 { | |
| 1074 if (instance_ok ()) | |
| 1075 instance->do_set_dequoting_function (f); | |
| 1076 } | |
| 1077 | |
| 1078 void | |
| 1079 command_editor::set_char_is_quoted_function (char_is_quoted_fcn f) | |
| 1080 { | |
| 1081 if (instance_ok ()) | |
| 1082 instance->do_set_char_is_quoted_function (f); | |
| 1083 } | |
| 1084 | |
| 1085 void | |
| 1086 command_editor::set_user_accept_line_function (user_accept_line_fcn f) | |
| 1087 { | |
| 1088 if (instance_ok ()) | |
| 1089 instance->do_set_user_accept_line_function (f); | |
| 1090 } | |
| 1091 | |
| 2941 | 1092 command_editor::completion_fcn |
| 1093 command_editor::get_completion_function (void) | |
| 1094 { | |
| 1095 return (instance_ok ()) | |
| 1096 ? instance->do_get_completion_function () : 0; | |
| 2926 | 1097 } |
| 1098 | |
| 6979 | 1099 command_editor::quoting_fcn |
| 1100 command_editor::get_quoting_function (void) | |
| 1101 { | |
| 1102 return (instance_ok ()) | |
| 1103 ? instance->do_get_quoting_function () : 0; | |
| 1104 } | |
| 1105 | |
| 1106 command_editor::dequoting_fcn | |
| 1107 command_editor::get_dequoting_function (void) | |
| 1108 { | |
| 1109 return (instance_ok ()) | |
| 1110 ? instance->do_get_dequoting_function () : 0; | |
| 1111 } | |
| 1112 | |
| 1113 command_editor::char_is_quoted_fcn | |
| 1114 command_editor::get_char_is_quoted_function (void) | |
| 1115 { | |
| 1116 return (instance_ok ()) | |
| 1117 ? instance->do_get_char_is_quoted_function () : 0; | |
| 1118 } | |
| 1119 | |
| 1120 command_editor::user_accept_line_fcn | |
| 1121 command_editor::get_user_accept_line_function (void) | |
| 1122 { | |
| 1123 return (instance_ok ()) | |
| 1124 ? instance->do_get_user_accept_line_function () : 0; | |
| 1125 } | |
| 1126 | |
| 4604 | 1127 string_vector |
| 1128 command_editor::generate_filename_completions (const std::string& text) | |
| 1129 { | |
| 1130 return (instance_ok ()) | |
| 1131 ? instance->do_generate_filename_completions (text) : string_vector (); | |
| 1132 } | |
| 1133 | |
|
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1134 std::string |
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1135 command_editor::get_line_buffer (void) |
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1136 { |
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1137 return (instance_ok ()) ? instance->do_get_line_buffer () : ""; |
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1138 } |
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1139 |
| 2926 | 1140 void |
| 3504 | 1141 command_editor::insert_text (const std::string& text) |
| 2926 | 1142 { |
| 1143 if (instance_ok ()) | |
| 1144 instance->do_insert_text (text); | |
| 1145 } | |
| 1146 | |
| 1147 void | |
| 1148 command_editor::newline (void) | |
| 1149 { | |
| 1150 if (instance_ok ()) | |
| 1151 instance->do_newline (); | |
| 1152 } | |
| 1153 | |
| 1154 void | |
| 6979 | 1155 command_editor::accept_line (void) |
| 1156 { | |
| 1157 if (instance_ok ()) | |
| 1158 instance->do_accept_line (); | |
| 1159 } | |
| 1160 | |
| 1161 void | |
| 2926 | 1162 command_editor::clear_undo_list (void) |
| 1163 { | |
| 1164 if (instance_ok ()) | |
| 1165 instance->do_clear_undo_list (); | |
| 1166 } | |
| 1167 | |
| 1168 void | |
| 6913 | 1169 command_editor::add_startup_hook (startup_hook_fcn f) |
| 2926 | 1170 { |
| 1171 if (instance_ok ()) | |
| 6913 | 1172 { |
| 1173 startup_hook_set.insert (f); | |
| 1174 | |
| 1175 instance->set_startup_hook (startup_handler); | |
| 1176 } | |
| 2926 | 1177 } |
| 1178 | |
| 1179 void | |
| 6913 | 1180 command_editor::remove_startup_hook (startup_hook_fcn f) |
| 2926 | 1181 { |
| 1182 if (instance_ok ()) | |
| 6913 | 1183 { |
| 1184 startup_hook_set_iterator p = startup_hook_set.find (f); | |
| 1185 | |
| 1186 if (p != startup_hook_set.end ()) | |
|
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1187 startup_hook_set.erase (p); |
| 6913 | 1188 |
| 1189 if (startup_hook_set.empty ()) | |
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1190 instance->restore_startup_hook (); |
| 6913 | 1191 } |
| 2926 | 1192 } |
| 1193 | |
| 3189 | 1194 void |
| 6913 | 1195 command_editor::add_event_hook (event_hook_fcn f) |
| 3215 | 1196 { |
|
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1197 octave_autolock guard (event_hook_lock); |
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1198 |
| 3215 | 1199 if (instance_ok ()) |
| 6913 | 1200 { |
| 1201 event_hook_set.insert (f); | |
| 1202 | |
| 1203 instance->set_event_hook (event_handler); | |
| 1204 } | |
| 3215 | 1205 } |
| 1206 | |
| 1207 void | |
| 6913 | 1208 command_editor::remove_event_hook (event_hook_fcn f) |
| 3215 | 1209 { |
|
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1210 octave_autolock guard (event_hook_lock); |
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1211 |
| 3215 | 1212 if (instance_ok ()) |
| 6913 | 1213 { |
| 1214 event_hook_set_iterator p = event_hook_set.find (f); | |
| 1215 | |
| 1216 if (p != event_hook_set.end ()) | |
|
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1217 event_hook_set.erase (p); |
| 6913 | 1218 |
| 1219 if (event_hook_set.empty ()) | |
|
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1220 instance->restore_event_hook (); |
| 6913 | 1221 } |
| 3215 | 1222 } |
| 1223 | |
| 1224 void | |
| 5872 | 1225 command_editor::read_init_file (const std::string& file_arg) |
| 3189 | 1226 { |
| 1227 if (instance_ok ()) | |
| 5872 | 1228 { |
| 1229 std::string file = file_ops::tilde_expand (file_arg); | |
| 1230 | |
| 1231 instance->do_read_init_file (file); | |
| 1232 } | |
| 3189 | 1233 } |
| 1234 | |
|
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1235 void |
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1236 command_editor::re_read_init_file (void) |
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1237 { |
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1238 if (instance_ok ()) |
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1239 instance->do_re_read_init_file (); |
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1240 } |
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1241 |
| 4143 | 1242 bool |
| 1243 command_editor::filename_completion_desired (bool arg) | |
| 1244 { | |
| 1245 return (instance_ok ()) | |
| 1246 ? instance->do_filename_completion_desired (arg) : false; | |
| 1247 } | |
| 1248 | |
| 6979 | 1249 bool |
| 1250 command_editor::filename_quoting_desired (bool arg) | |
| 1251 { | |
| 1252 return (instance_ok ()) | |
| 1253 ? instance->do_filename_quoting_desired (arg) : false; | |
| 1254 } | |
| 1255 | |
| 2926 | 1256 // Return a string which will be printed as a prompt. The string may |
| 1257 // contain special characters which are decoded as follows: | |
| 1258 // | |
|
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1259 // \a bell (ascii 07) |
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1260 // \d the date |
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1261 // \e escape (ascii 033) |
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1262 // \h the hostname up to the first `.' |
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1263 // \H the hostname |
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1264 // \n CRLF |
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1265 // \r CR |
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1266 // \s the name of the shell (program) |
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1267 // \t the time |
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1268 // \T the time in 12-hour hh:mm:ss format |
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1269 // \@ the time in 12-hour hh:mm am/pm format |
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1270 // \A the time in 24-hour hh:mm format |
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1271 // \u your username |
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1272 // \w the current working directory |
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1273 // \W the last element of PWD |
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1274 // \! the history number of this command |
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1275 // \# the command number of this command |
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1276 // \$ a $ or a # if you are root |
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1277 // \nnn character code nnn in octal |
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1278 // \\ a backslash |
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1279 // \[ begin a sequence of non-printing chars |
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1280 // \] end a sequence of non-printing chars |
| 2926 | 1281 |
| 3504 | 1282 std::string |
| 1283 command_editor::do_decode_prompt_string (const std::string& s) | |
| 2926 | 1284 { |
| 3504 | 1285 std::string result; |
| 1286 std::string temp; | |
| 2926 | 1287 size_t i = 0; |
| 1288 size_t slen = s.length (); | |
| 1289 int c; | |
| 1290 | |
| 1291 while (i < slen) | |
| 1292 { | |
| 1293 c = s[i]; | |
| 1294 | |
| 1295 i++; | |
| 1296 | |
| 1297 if (c == '\\') | |
|
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1298 { |
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1299 c = s[i]; |
| 2926 | 1300 |
|
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1301 switch (c) |
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1302 { |
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1303 case '0': |
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1304 case '1': |
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1305 case '2': |
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1306 case '3': |
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1307 case '4': |
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1308 case '5': |
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1309 case '6': |
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1310 case '7': |
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1311 // Maybe convert an octal number. |
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1312 { |
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1313 int n = read_octal (s.substr (i, 3)); |
| 2926 | 1314 |
|
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untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1315 temp = "\\"; |
| 2926 | 1316 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1317 if (n != -1) |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1318 { |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1319 i += 3; |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1320 temp[0] = n; |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1321 } |
| 2926 | 1322 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1323 c = 0; |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1324 goto add_string; |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1325 } |
| 5442 | 1326 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1327 case 'a': |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1328 { |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1329 temp = '\a'; |
| 5442 | 1330 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1331 goto add_string; |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1332 } |
| 5442 | 1333 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1334 case 'e': |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1335 { |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1336 temp = '\033'; |
| 5442 | 1337 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1338 goto add_string; |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1339 } |
| 5442 | 1340 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1341 case 'r': |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1342 { |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1343 temp = '\r'; |
| 5442 | 1344 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1345 goto add_string; |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1346 } |
| 5442 | 1347 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1348 case 'd': |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1349 case 't': |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1350 case 'T': |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1351 case '@': |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1352 case 'A': |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1353 // Make the current time/date into a string. |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1354 { |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1355 octave_localtime now; |
| 2926 | 1356 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1357 if (c == 'd') |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1358 temp = now.strftime ("%a %b %d"); |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1359 else if (c == 't') |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1360 temp = now.strftime ("%H:%M:%S"); |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1361 else if (c == 'T') |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1362 temp = now.strftime ("%I:%M:%S"); |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1363 else if (c == '@') |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1364 temp = now.strftime ("%I:%M %p"); |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1365 else if (c == 'A') |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1366 temp = now.strftime ("%H:%M"); |
| 2926 | 1367 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1368 goto add_string; |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1369 } |
| 2926 | 1370 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1371 case 'n': |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1372 { |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1373 temp = newline_chars (); |
| 2926 | 1374 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1375 goto add_string; |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1376 } |
| 2926 | 1377 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1378 case 's': |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1379 { |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1380 temp = octave_env::get_program_name (); |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1381 temp = octave_env::base_pathname (temp); |
| 2926 | 1382 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1383 goto add_string; |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1384 } |
| 5442 | 1385 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1386 case 'w': |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1387 case 'W': |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1388 { |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1389 temp = octave_env::get_current_directory (); |
| 2926 | 1390 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1391 std::string home_dir = octave_env::get_home_directory (); |
| 5442 | 1392 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1393 if (c == 'W' && (home_dir.empty () || temp != home_dir)) |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1394 { |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1395 if (temp != "/" && temp != "//") |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1396 { |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1397 size_t pos = temp.rfind ('/'); |
| 2926 | 1398 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1399 if (pos != std::string::npos && pos != 0) |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1400 temp = temp.substr (pos + 1); |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1401 } |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1402 } |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1403 else |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1404 temp = octave_env::polite_directory_format (temp); |
| 2926 | 1405 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1406 goto add_string; |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1407 } |
| 5442 | 1408 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1409 case 'u': |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1410 { |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1411 temp = octave_env::get_user_name (); |
| 2926 | 1412 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1413 goto add_string; |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1414 } |
| 2926 | 1415 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1416 case 'H': |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1417 { |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1418 temp = octave_env::get_host_name (); |
| 2926 | 1419 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1420 goto add_string; |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1421 } |
| 2926 | 1422 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1423 case 'h': |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1424 { |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1425 temp = octave_env::get_host_name (); |
| 2926 | 1426 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1427 size_t pos = temp.find ('.'); |
| 2926 | 1428 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1429 if (pos != std::string::npos) |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1430 temp.resize (pos); |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1431 |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1432 goto add_string; |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1433 } |
| 2926 | 1434 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1435 case '#': |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1436 { |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1437 char number_buffer[128]; |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1438 sprintf (number_buffer, "%d", command_number); |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1439 temp = number_buffer; |
| 2926 | 1440 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1441 goto add_string; |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1442 } |
| 2926 | 1443 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1444 case '!': |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1445 { |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1446 char number_buffer[128]; |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1447 int num = command_history::current_number (); |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1448 if (num > 0) |
| 2926 | 1449 sprintf (number_buffer, "%d", num); |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1450 else |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1451 strcpy (number_buffer, "!"); |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1452 temp = number_buffer; |
| 2926 | 1453 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1454 goto add_string; |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1455 } |
| 2926 | 1456 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1457 case '$': |
|
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1458 { |
| 4062 | 1459 #if defined (HAVE_GETEUID) |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1460 temp = (::geteuid () == 0 ? "#" : "$"); |
| 4062 | 1461 #else |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
|
1462 temp = "$"; |
| 4062 | 1463 #endif |
| 2926 | 1464 |
|
10314
07ebe522dac2
untabify liboctave C++ sources
John W. Eaton <jwe@octave.org>
parents:
10250
diff
changeset
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1465 goto add_string; |
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1466 } |
| 2926 | 1467 |
| 1468 #if defined (USE_READLINE) | |
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1469 case '[': |
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1470 case ']': |
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1471 { |
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1472 temp.resize (1); |
| 2926 | 1473 |
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1474 temp[0] = ((c == '[') |
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1475 ? ::octave_rl_prompt_start_ignore () |
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1476 : ::octave_rl_prompt_end_ignore ()); |
| 2926 | 1477 |
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1478 goto add_string; |
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1479 } |
| 2926 | 1480 #endif |
| 1481 | |
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1482 case '\\': |
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1483 { |
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1484 temp = "\\"; |
| 2926 | 1485 |
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1486 goto add_string; |
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1487 } |
| 2926 | 1488 |
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1489 default: |
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1490 { |
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1491 temp = "\\ "; |
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1492 temp[1] = c; |
| 2926 | 1493 |
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1494 goto add_string; |
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1495 } |
| 2926 | 1496 |
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1497 add_string: |
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1498 { |
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1499 if (c) |
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1500 i++; |
| 2926 | 1501 |
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1502 result.append (temp); |
| 2926 | 1503 |
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1504 break; |
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1505 } |
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1506 } |
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1507 } |
| 2926 | 1508 else |
|
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1509 result += c; |
| 2926 | 1510 } |
| 1511 | |
| 1512 return result; | |
| 1513 } | |
| 1514 | |
| 1515 // Return the octal number parsed from STRING, or -1 to indicate that | |
| 1516 // the string contained a bad number. | |
| 1517 | |
| 1518 int | |
| 3504 | 1519 command_editor::read_octal (const std::string& s) |
| 2926 | 1520 { |
| 1521 int result = 0; | |
| 1522 int digits = 0; | |
| 1523 | |
| 1524 size_t i = 0; | |
| 1525 size_t slen = s.length (); | |
| 1526 | |
| 1527 while (i < slen && s[i] >= '0' && s[i] < '8') | |
| 1528 { | |
| 1529 digits++; | |
| 1530 result = (result * 8) + s[i] - '0'; | |
| 1531 i++; | |
| 1532 } | |
| 1533 | |
| 1534 if (! digits || result > 0777 || i < slen) | |
| 1535 result = -1; | |
| 1536 | |
| 1537 return result; | |
| 1538 } | |
| 1539 | |
| 1540 void | |
| 1541 command_editor::error (int err_num) | |
| 1542 { | |
| 10411 | 1543 current_liboctave_error_handler ("%s", gnulib::strerror (err_num)); |
| 2926 | 1544 } |
| 1545 | |
| 1546 void | |
| 3504 | 1547 command_editor::error (const std::string& s) |
| 2926 | 1548 { |
| 2941 | 1549 current_liboctave_error_handler ("%s", s.c_str ()); |
| 2926 | 1550 } |