| 1 | /* Minibuffer input and completion. |
| 2 | Copyright (C) 1985, 1986, 93, 94, 95, 1996 Free Software Foundation, Inc. |
| 3 | |
| 4 | This file is part of GNU Emacs. |
| 5 | |
| 6 | GNU Emacs is free software; you can redistribute it and/or modify |
| 7 | it under the terms of the GNU General Public License as published by |
| 8 | the Free Software Foundation; either version 2, or (at your option) |
| 9 | any later version. |
| 10 | |
| 11 | GNU Emacs is distributed in the hope that it will be useful, |
| 12 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 14 | GNU General Public License for more details. |
| 15 | |
| 16 | You should have received a copy of the GNU General Public License |
| 17 | along with GNU Emacs; see the file COPYING. If not, write to |
| 18 | the Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
| 19 | Boston, MA 02111-1307, USA. */ |
| 20 | |
| 21 | |
| 22 | #include <config.h> |
| 23 | #include "lisp.h" |
| 24 | #include "commands.h" |
| 25 | #include "buffer.h" |
| 26 | #include "charset.h" |
| 27 | #include "dispextern.h" |
| 28 | #include "frame.h" |
| 29 | #include "window.h" |
| 30 | #include "syntax.h" |
| 31 | #include "keyboard.h" |
| 32 | |
| 33 | #define min(a, b) ((a) < (b) ? (a) : (b)) |
| 34 | |
| 35 | extern int quit_char; |
| 36 | |
| 37 | /* List of buffers for use as minibuffers. |
| 38 | The first element of the list is used for the outermost minibuffer |
| 39 | invocation, the next element is used for a recursive minibuffer |
| 40 | invocation, etc. The list is extended at the end as deeper |
| 41 | minibuffer recursions are encountered. */ |
| 42 | Lisp_Object Vminibuffer_list; |
| 43 | |
| 44 | /* Data to remember during recursive minibuffer invocations */ |
| 45 | Lisp_Object minibuf_save_list; |
| 46 | |
| 47 | /* Depth in minibuffer invocations. */ |
| 48 | int minibuf_level; |
| 49 | |
| 50 | /* Nonzero means display completion help for invalid input. */ |
| 51 | int auto_help; |
| 52 | |
| 53 | /* The maximum length of a minibuffer history. */ |
| 54 | Lisp_Object Qhistory_length, Vhistory_length; |
| 55 | |
| 56 | /* Fread_minibuffer leaves the input here as a string. */ |
| 57 | Lisp_Object last_minibuf_string; |
| 58 | |
| 59 | /* Nonzero means let functions called when within a minibuffer |
| 60 | invoke recursive minibuffers (to read arguments, or whatever) */ |
| 61 | int enable_recursive_minibuffers; |
| 62 | |
| 63 | /* Nonzero means don't ignore text properties |
| 64 | in Fread_from_minibuffer. */ |
| 65 | int minibuffer_allow_text_properties; |
| 66 | |
| 67 | /* help-form is bound to this while in the minibuffer. */ |
| 68 | |
| 69 | Lisp_Object Vminibuffer_help_form; |
| 70 | |
| 71 | /* Variable which is the history list to add minibuffer values to. */ |
| 72 | |
| 73 | Lisp_Object Vminibuffer_history_variable; |
| 74 | |
| 75 | /* Current position in the history list (adjusted by M-n and M-p). */ |
| 76 | |
| 77 | Lisp_Object Vminibuffer_history_position; |
| 78 | |
| 79 | Lisp_Object Qminibuffer_history; |
| 80 | |
| 81 | Lisp_Object Qread_file_name_internal; |
| 82 | |
| 83 | /* Normal hooks for entry to and exit from minibuffer. */ |
| 84 | |
| 85 | Lisp_Object Qminibuffer_setup_hook, Vminibuffer_setup_hook; |
| 86 | Lisp_Object Qminibuffer_exit_hook, Vminibuffer_exit_hook; |
| 87 | |
| 88 | /* Nonzero means completion ignores case. */ |
| 89 | |
| 90 | int completion_ignore_case; |
| 91 | |
| 92 | /* List of regexps that should restrict possible completions. */ |
| 93 | |
| 94 | Lisp_Object Vcompletion_regexp_list; |
| 95 | |
| 96 | /* Nonzero means raise the minibuffer frame when the minibuffer |
| 97 | is entered. */ |
| 98 | |
| 99 | int minibuffer_auto_raise; |
| 100 | |
| 101 | /* If last completion attempt reported "Complete but not unique" |
| 102 | then this is the string completed then; otherwise this is nil. */ |
| 103 | |
| 104 | static Lisp_Object last_exact_completion; |
| 105 | |
| 106 | Lisp_Object Quser_variable_p; |
| 107 | |
| 108 | Lisp_Object Qminibuffer_default; |
| 109 | |
| 110 | /* Non-nil means it is the window for C-M-v to scroll |
| 111 | when the minibuffer is selected. */ |
| 112 | extern Lisp_Object Vminibuf_scroll_window; |
| 113 | |
| 114 | extern Lisp_Object Voverriding_local_map; |
| 115 | \f |
| 116 | /* Put minibuf on currently selected frame's minibuffer. |
| 117 | We do this whenever the user starts a new minibuffer |
| 118 | or when a minibuffer exits. */ |
| 119 | |
| 120 | void |
| 121 | choose_minibuf_frame () |
| 122 | { |
| 123 | if (selected_frame != 0 |
| 124 | && !EQ (minibuf_window, selected_frame->minibuffer_window)) |
| 125 | { |
| 126 | /* I don't think that any frames may validly have a null minibuffer |
| 127 | window anymore. */ |
| 128 | if (NILP (selected_frame->minibuffer_window)) |
| 129 | abort (); |
| 130 | |
| 131 | Fset_window_buffer (selected_frame->minibuffer_window, |
| 132 | XWINDOW (minibuf_window)->buffer); |
| 133 | minibuf_window = selected_frame->minibuffer_window; |
| 134 | } |
| 135 | |
| 136 | /* Make sure no other frame has a minibuffer as its selected window, |
| 137 | because the text would not be displayed in it, and that would be |
| 138 | confusing. Only allow the selected frame to do this, |
| 139 | and that only if the minibuffer is active. */ |
| 140 | { |
| 141 | Lisp_Object tail, frame; |
| 142 | |
| 143 | FOR_EACH_FRAME (tail, frame) |
| 144 | if (MINI_WINDOW_P (XWINDOW (FRAME_SELECTED_WINDOW (XFRAME (frame)))) |
| 145 | && !(XFRAME (frame) == selected_frame |
| 146 | && minibuf_level > 0)) |
| 147 | Fset_frame_selected_window (frame, Fframe_first_window (frame)); |
| 148 | } |
| 149 | } |
| 150 | |
| 151 | DEFUN ("set-minibuffer-window", Fset_minibuffer_window, |
| 152 | Sset_minibuffer_window, 1, 1, 0, |
| 153 | "Specify which minibuffer window to use for the minibuffer.\n\ |
| 154 | This effects where the minibuffer is displayed if you put text in it\n\ |
| 155 | without invoking the usual minibuffer commands.") |
| 156 | (window) |
| 157 | Lisp_Object window; |
| 158 | { |
| 159 | CHECK_WINDOW (window, 1); |
| 160 | if (! MINI_WINDOW_P (XWINDOW (window))) |
| 161 | error ("Window is not a minibuffer window"); |
| 162 | |
| 163 | minibuf_window = window; |
| 164 | |
| 165 | return window; |
| 166 | } |
| 167 | |
| 168 | \f |
| 169 | /* Actual minibuffer invocation. */ |
| 170 | |
| 171 | static void read_minibuf_unwind (); |
| 172 | Lisp_Object get_minibuffer (); |
| 173 | static Lisp_Object read_minibuf (); |
| 174 | |
| 175 | /* Read from the minibuffer using keymap MAP, initial contents INITIAL |
| 176 | (a string), putting point minus BACKUP_N chars from the end of INITIAL, |
| 177 | prompting with PROMPT (a string), using history list HISTVAR |
| 178 | with initial position HISTPOS. (BACKUP_N should be <= 0.) |
| 179 | |
| 180 | Normally return the result as a string (the text that was read), |
| 181 | but if EXPFLAG is nonzero, read it and return the object read. |
| 182 | If HISTVAR is given, save the value read on that history only if it doesn't |
| 183 | match the front of that history list exactly. The value is pushed onto |
| 184 | the list as the string that was read. |
| 185 | |
| 186 | DEFALT specifies te default value for the sake of history commands. |
| 187 | |
| 188 | If ALLOW_PROPS is nonzero, we do not throw away text properties. */ |
| 189 | |
| 190 | static Lisp_Object |
| 191 | read_minibuf (map, initial, prompt, backup_n, expflag, |
| 192 | histvar, histpos, defalt, allow_props) |
| 193 | Lisp_Object map; |
| 194 | Lisp_Object initial; |
| 195 | Lisp_Object prompt; |
| 196 | Lisp_Object backup_n; |
| 197 | int expflag; |
| 198 | Lisp_Object histvar; |
| 199 | Lisp_Object histpos; |
| 200 | Lisp_Object defalt; |
| 201 | { |
| 202 | Lisp_Object val; |
| 203 | int count = specpdl_ptr - specpdl; |
| 204 | Lisp_Object mini_frame, ambient_dir, minibuffer; |
| 205 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
| 206 | |
| 207 | specbind (Qminibuffer_default, defalt); |
| 208 | |
| 209 | single_kboard_state (); |
| 210 | |
| 211 | val = Qnil; |
| 212 | ambient_dir = current_buffer->directory; |
| 213 | |
| 214 | /* Don't need to protect PROMPT, HISTVAR, and HISTPOS because we |
| 215 | store them away before we can GC. Don't need to protect |
| 216 | BACKUP_N because we use the value only if it is an integer. */ |
| 217 | GCPRO4 (map, initial, val, ambient_dir); |
| 218 | |
| 219 | if (!STRINGP (prompt)) |
| 220 | prompt = build_string (""); |
| 221 | |
| 222 | if (!enable_recursive_minibuffers |
| 223 | && minibuf_level > 0) |
| 224 | { |
| 225 | if (EQ (selected_window, minibuf_window)) |
| 226 | error ("Command attempted to use minibuffer while in minibuffer"); |
| 227 | else |
| 228 | /* If we're in another window, cancel the minibuffer that's active. */ |
| 229 | Fthrow (Qexit, |
| 230 | build_string ("Command attempted to use minibuffer while in minibuffer")); |
| 231 | } |
| 232 | |
| 233 | /* Choose the minibuffer window and frame, and take action on them. */ |
| 234 | |
| 235 | choose_minibuf_frame (); |
| 236 | |
| 237 | record_unwind_protect (Fset_window_configuration, |
| 238 | Fcurrent_window_configuration (Qnil)); |
| 239 | |
| 240 | /* If the minibuffer window is on a different frame, save that |
| 241 | frame's configuration too. */ |
| 242 | mini_frame = WINDOW_FRAME (XWINDOW (minibuf_window)); |
| 243 | if (XFRAME (mini_frame) != selected_frame) |
| 244 | record_unwind_protect (Fset_window_configuration, |
| 245 | Fcurrent_window_configuration (mini_frame)); |
| 246 | |
| 247 | /* If the minibuffer is on an iconified or invisible frame, |
| 248 | make it visible now. */ |
| 249 | Fmake_frame_visible (mini_frame); |
| 250 | |
| 251 | if (minibuffer_auto_raise) |
| 252 | Fraise_frame (mini_frame); |
| 253 | |
| 254 | /* We have to do this after saving the window configuration |
| 255 | since that is what restores the current buffer. */ |
| 256 | |
| 257 | /* Arrange to restore a number of minibuffer-related variables. |
| 258 | We could bind each variable separately, but that would use lots of |
| 259 | specpdl slots. */ |
| 260 | minibuf_save_list |
| 261 | = Fcons (Voverriding_local_map, |
| 262 | Fcons (minibuf_window, minibuf_save_list)); |
| 263 | minibuf_save_list |
| 264 | = Fcons (minibuf_prompt, |
| 265 | Fcons (make_number (minibuf_prompt_width), |
| 266 | Fcons (Vhelp_form, |
| 267 | Fcons (Vcurrent_prefix_arg, |
| 268 | Fcons (Vminibuffer_history_position, |
| 269 | Fcons (Vminibuffer_history_variable, |
| 270 | minibuf_save_list)))))); |
| 271 | |
| 272 | record_unwind_protect (read_minibuf_unwind, Qnil); |
| 273 | minibuf_level++; |
| 274 | |
| 275 | /* Now that we can restore all those variables, start changing them. */ |
| 276 | |
| 277 | minibuf_prompt_width = 0; /* xdisp.c puts in the right value. */ |
| 278 | minibuf_prompt = Fcopy_sequence (prompt); |
| 279 | Vminibuffer_history_position = histpos; |
| 280 | Vminibuffer_history_variable = histvar; |
| 281 | Vhelp_form = Vminibuffer_help_form; |
| 282 | |
| 283 | /* Switch to the minibuffer. */ |
| 284 | |
| 285 | minibuffer = get_minibuffer (minibuf_level); |
| 286 | Fset_buffer (minibuffer); |
| 287 | |
| 288 | /* The current buffer's default directory is usually the right thing |
| 289 | for our minibuffer here. However, if you're typing a command at |
| 290 | a minibuffer-only frame when minibuf_level is zero, then buf IS |
| 291 | the current_buffer, so reset_buffer leaves buf's default |
| 292 | directory unchanged. This is a bummer when you've just started |
| 293 | up Emacs and buf's default directory is Qnil. Here's a hack; can |
| 294 | you think of something better to do? Find another buffer with a |
| 295 | better directory, and use that one instead. */ |
| 296 | if (STRINGP (ambient_dir)) |
| 297 | current_buffer->directory = ambient_dir; |
| 298 | else |
| 299 | { |
| 300 | Lisp_Object buf_list; |
| 301 | |
| 302 | for (buf_list = Vbuffer_alist; |
| 303 | CONSP (buf_list); |
| 304 | buf_list = XCONS (buf_list)->cdr) |
| 305 | { |
| 306 | Lisp_Object other_buf; |
| 307 | |
| 308 | other_buf = XCONS (XCONS (buf_list)->car)->cdr; |
| 309 | if (STRINGP (XBUFFER (other_buf)->directory)) |
| 310 | { |
| 311 | current_buffer->directory = XBUFFER (other_buf)->directory; |
| 312 | break; |
| 313 | } |
| 314 | } |
| 315 | } |
| 316 | |
| 317 | if (XFRAME (mini_frame) != selected_frame) |
| 318 | Fredirect_frame_focus (Fselected_frame (), mini_frame); |
| 319 | |
| 320 | Vminibuf_scroll_window = selected_window; |
| 321 | Fset_window_buffer (minibuf_window, Fcurrent_buffer ()); |
| 322 | Fselect_window (minibuf_window); |
| 323 | XSETFASTINT (XWINDOW (minibuf_window)->hscroll, 0); |
| 324 | |
| 325 | Fmake_local_variable (Qprint_escape_newlines); |
| 326 | print_escape_newlines = 1; |
| 327 | |
| 328 | /* Erase the buffer. */ |
| 329 | { |
| 330 | int count1 = specpdl_ptr - specpdl; |
| 331 | specbind (Qinhibit_read_only, Qt); |
| 332 | Ferase_buffer (); |
| 333 | unbind_to (count1, Qnil); |
| 334 | } |
| 335 | |
| 336 | /* Put in the initial input. */ |
| 337 | if (!NILP (initial)) |
| 338 | { |
| 339 | Finsert (1, &initial); |
| 340 | if (!NILP (backup_n) && INTEGERP (backup_n)) |
| 341 | Fgoto_char (make_number (PT + XFASTINT (backup_n))); |
| 342 | } |
| 343 | |
| 344 | echo_area_glyphs = 0; |
| 345 | /* This is in case the minibuffer-setup-hook calls Fsit_for. */ |
| 346 | previous_echo_glyphs = 0; |
| 347 | |
| 348 | current_buffer->keymap = map; |
| 349 | |
| 350 | /* Run our hook, but not if it is empty. |
| 351 | (run-hooks would do nothing if it is empty, |
| 352 | but it's important to save time here in the usual case). */ |
| 353 | if (!NILP (Vminibuffer_setup_hook) && !EQ (Vminibuffer_setup_hook, Qunbound) |
| 354 | && !NILP (Vrun_hooks)) |
| 355 | call1 (Vrun_hooks, Qminibuffer_setup_hook); |
| 356 | |
| 357 | /* ??? MCC did redraw_screen here if switching screens. */ |
| 358 | recursive_edit_1 (); |
| 359 | |
| 360 | /* If cursor is on the minibuffer line, |
| 361 | show the user we have exited by putting it in column 0. */ |
| 362 | if ((FRAME_CURSOR_Y (selected_frame) |
| 363 | >= XFASTINT (XWINDOW (minibuf_window)->top)) |
| 364 | && !noninteractive) |
| 365 | { |
| 366 | FRAME_CURSOR_X (selected_frame) |
| 367 | = FRAME_LEFT_SCROLL_BAR_WIDTH (selected_frame); |
| 368 | update_frame (selected_frame, 1, 1); |
| 369 | } |
| 370 | |
| 371 | /* Make minibuffer contents into a string. */ |
| 372 | Fset_buffer (minibuffer); |
| 373 | val = make_buffer_string (1, Z, allow_props); |
| 374 | #if 0 /* make_buffer_string should handle the gap. */ |
| 375 | bcopy (GAP_END_ADDR, XSTRING (val)->data + GPT - BEG, Z - GPT); |
| 376 | #endif |
| 377 | |
| 378 | /* VAL is the string of minibuffer text. */ |
| 379 | last_minibuf_string = val; |
| 380 | |
| 381 | /* Add the value to the appropriate history list unless it is empty. */ |
| 382 | if (XSTRING (val)->size != 0 |
| 383 | && SYMBOLP (Vminibuffer_history_variable) |
| 384 | && ! EQ (XSYMBOL (Vminibuffer_history_variable)->value, Qunbound)) |
| 385 | { |
| 386 | /* If the caller wanted to save the value read on a history list, |
| 387 | then do so if the value is not already the front of the list. */ |
| 388 | Lisp_Object histval; |
| 389 | histval = Fsymbol_value (Vminibuffer_history_variable); |
| 390 | |
| 391 | /* The value of the history variable must be a cons or nil. Other |
| 392 | values are unacceptable. We silently ignore these values. */ |
| 393 | if (NILP (histval) |
| 394 | || (CONSP (histval) |
| 395 | && NILP (Fequal (last_minibuf_string, Fcar (histval))))) |
| 396 | { |
| 397 | Lisp_Object length; |
| 398 | |
| 399 | histval = Fcons (last_minibuf_string, histval); |
| 400 | Fset (Vminibuffer_history_variable, histval); |
| 401 | |
| 402 | /* Truncate if requested. */ |
| 403 | length = Fget (Vminibuffer_history_variable, Qhistory_length); |
| 404 | if (NILP (length)) length = Vhistory_length; |
| 405 | if (INTEGERP (length)) |
| 406 | { |
| 407 | if (XINT (length) <= 0) |
| 408 | Fset (Vminibuffer_history_variable, Qnil); |
| 409 | else |
| 410 | { |
| 411 | Lisp_Object temp; |
| 412 | |
| 413 | temp = Fnthcdr (Fsub1 (length), histval); |
| 414 | if (CONSP (temp)) Fsetcdr (temp, Qnil); |
| 415 | } |
| 416 | } |
| 417 | } |
| 418 | } |
| 419 | |
| 420 | /* If Lisp form desired instead of string, parse it. */ |
| 421 | if (expflag) |
| 422 | { |
| 423 | Lisp_Object expr_and_pos; |
| 424 | unsigned char *p; |
| 425 | |
| 426 | expr_and_pos = Fread_from_string (val, Qnil, Qnil); |
| 427 | /* Ignore trailing whitespace; any other trailing junk is an error. */ |
| 428 | for (p = XSTRING (val)->data + XINT (Fcdr (expr_and_pos)); *p; p++) |
| 429 | if (*p != ' ' && *p != '\t' && *p != '\n') |
| 430 | error ("Trailing garbage following expression"); |
| 431 | val = Fcar (expr_and_pos); |
| 432 | } |
| 433 | |
| 434 | /* The appropriate frame will get selected |
| 435 | in set-window-configuration. */ |
| 436 | RETURN_UNGCPRO (unbind_to (count, val)); |
| 437 | } |
| 438 | |
| 439 | /* Return a buffer to be used as the minibuffer at depth `depth'. |
| 440 | depth = 0 is the lowest allowed argument, and that is the value |
| 441 | used for nonrecursive minibuffer invocations */ |
| 442 | |
| 443 | Lisp_Object |
| 444 | get_minibuffer (depth) |
| 445 | int depth; |
| 446 | { |
| 447 | Lisp_Object tail, num, buf; |
| 448 | char name[24]; |
| 449 | extern Lisp_Object nconc2 (); |
| 450 | |
| 451 | XSETFASTINT (num, depth); |
| 452 | tail = Fnthcdr (num, Vminibuffer_list); |
| 453 | if (NILP (tail)) |
| 454 | { |
| 455 | tail = Fcons (Qnil, Qnil); |
| 456 | Vminibuffer_list = nconc2 (Vminibuffer_list, tail); |
| 457 | } |
| 458 | buf = Fcar (tail); |
| 459 | if (NILP (buf) || NILP (XBUFFER (buf)->name)) |
| 460 | { |
| 461 | sprintf (name, " *Minibuf-%d*", depth); |
| 462 | buf = Fget_buffer_create (build_string (name)); |
| 463 | |
| 464 | /* Although the buffer's name starts with a space, undo should be |
| 465 | enabled in it. */ |
| 466 | Fbuffer_enable_undo (buf); |
| 467 | |
| 468 | XCONS (tail)->car = buf; |
| 469 | } |
| 470 | else |
| 471 | { |
| 472 | int count = specpdl_ptr - specpdl; |
| 473 | |
| 474 | reset_buffer (XBUFFER (buf)); |
| 475 | record_unwind_protect (Fset_buffer, Fcurrent_buffer ()); |
| 476 | Fset_buffer (buf); |
| 477 | Fkill_all_local_variables (); |
| 478 | unbind_to (count, Qnil); |
| 479 | } |
| 480 | |
| 481 | return buf; |
| 482 | } |
| 483 | |
| 484 | /* This function is called on exiting minibuffer, whether normally or not, |
| 485 | and it restores the current window, buffer, etc. */ |
| 486 | |
| 487 | static void |
| 488 | read_minibuf_unwind (data) |
| 489 | Lisp_Object data; |
| 490 | { |
| 491 | Lisp_Object old_deactivate_mark; |
| 492 | Lisp_Object window; |
| 493 | |
| 494 | /* We are exiting the minibuffer one way or the other, |
| 495 | so run the hook. */ |
| 496 | if (!NILP (Vminibuffer_exit_hook) && !EQ (Vminibuffer_exit_hook, Qunbound) |
| 497 | && !NILP (Vrun_hooks)) |
| 498 | safe_run_hooks (Qminibuffer_exit_hook); |
| 499 | |
| 500 | /* If this was a recursive minibuffer, |
| 501 | tie the minibuffer window back to the outer level minibuffer buffer. */ |
| 502 | minibuf_level--; |
| 503 | |
| 504 | window = minibuf_window; |
| 505 | /* To keep things predictable, in case it matters, let's be in the minibuffer |
| 506 | when we reset the relevant variables. */ |
| 507 | Fset_buffer (XWINDOW (window)->buffer); |
| 508 | |
| 509 | /* Restore prompt, etc, from outer minibuffer level. */ |
| 510 | minibuf_prompt = Fcar (minibuf_save_list); |
| 511 | minibuf_save_list = Fcdr (minibuf_save_list); |
| 512 | minibuf_prompt_width = XFASTINT (Fcar (minibuf_save_list)); |
| 513 | minibuf_save_list = Fcdr (minibuf_save_list); |
| 514 | Vhelp_form = Fcar (minibuf_save_list); |
| 515 | minibuf_save_list = Fcdr (minibuf_save_list); |
| 516 | Vcurrent_prefix_arg = Fcar (minibuf_save_list); |
| 517 | minibuf_save_list = Fcdr (minibuf_save_list); |
| 518 | Vminibuffer_history_position = Fcar (minibuf_save_list); |
| 519 | minibuf_save_list = Fcdr (minibuf_save_list); |
| 520 | Vminibuffer_history_variable = Fcar (minibuf_save_list); |
| 521 | minibuf_save_list = Fcdr (minibuf_save_list); |
| 522 | Voverriding_local_map = Fcar (minibuf_save_list); |
| 523 | minibuf_save_list = Fcdr (minibuf_save_list); |
| 524 | #if 0 |
| 525 | temp = Fcar (minibuf_save_list); |
| 526 | if (FRAME_LIVE_P (XFRAME (WINDOW_FRAME (XWINDOW (temp))))) |
| 527 | minibuf_window = temp; |
| 528 | #endif |
| 529 | minibuf_save_list = Fcdr (minibuf_save_list); |
| 530 | |
| 531 | /* Erase the minibuffer we were using at this level. */ |
| 532 | { |
| 533 | int count = specpdl_ptr - specpdl; |
| 534 | /* Prevent error in erase-buffer. */ |
| 535 | specbind (Qinhibit_read_only, Qt); |
| 536 | old_deactivate_mark = Vdeactivate_mark; |
| 537 | Ferase_buffer (); |
| 538 | Vdeactivate_mark = old_deactivate_mark; |
| 539 | unbind_to (count, Qnil); |
| 540 | } |
| 541 | |
| 542 | /* Make the minibuffer follow the selected frame |
| 543 | (in case we are exiting a recursive minibuffer). */ |
| 544 | choose_minibuf_frame (); |
| 545 | |
| 546 | /* Make sure minibuffer window is erased, not ignored. */ |
| 547 | windows_or_buffers_changed++; |
| 548 | XSETFASTINT (XWINDOW (window)->last_modified, 0); |
| 549 | XSETFASTINT (XWINDOW (window)->last_overlay_modified, 0); |
| 550 | } |
| 551 | \f |
| 552 | |
| 553 | /* This comment supplies the doc string for read-from-minibuffer, |
| 554 | for make-docfile to see. We cannot put this in the real DEFUN |
| 555 | due to limits in the Unix cpp. |
| 556 | |
| 557 | DEFUN ("read-from-minibuffer", Fread_from_minibuffer, Sread_from_minibuffer, 1, 6, 0, |
| 558 | "Read a string from the minibuffer, prompting with string PROMPT.\n\ |
| 559 | If optional second arg INITIAL-CONTENTS is non-nil, it is a string\n\ |
| 560 | to be inserted into the minibuffer before reading input.\n\ |
| 561 | If INITIAL-CONTENTS is (STRING . POSITION), the initial input\n\ |
| 562 | is STRING, but point is placed at position POSITION in the minibuffer.\n\ |
| 563 | Third arg KEYMAP is a keymap to use whilst reading;\n\ |
| 564 | if omitted or nil, the default is `minibuffer-local-map'.\n\ |
| 565 | If fourth arg READ is non-nil, then interpret the result as a lisp object\n\ |
| 566 | and return that object:\n\ |
| 567 | in other words, do `(car (read-from-string INPUT-STRING))'\n\ |
| 568 | Fifth arg HIST, if non-nil, specifies a history list\n\ |
| 569 | and optionally the initial position in the list.\n\ |
| 570 | It can be a symbol, which is the history list variable to use,\n\ |
| 571 | or it can be a cons cell (HISTVAR . HISTPOS).\n\ |
| 572 | In that case, HISTVAR is the history list variable to use,\n\ |
| 573 | and HISTPOS is the initial position (the position in the list\n\ |
| 574 | which INITIAL-CONTENTS corresponds to).\n\ |
| 575 | Positions are counted starting from 1 at the beginning of the list.\n\ |
| 576 | Sixth arg DEFAULT-VALUE is the default value. If non-nil, it is used\n\ |
| 577 | for history commands, and as the value to return if the user enters\n\ |
| 578 | the empty string.\n\ |
| 579 | If the variable `minibuffer-allow-text-properties is non-nil,\n\ |
| 580 | then the string which is returned includes whatever text properties\n\ |
| 581 | were present in the minibuffer. Otherwise the value has no text properties. */ |
| 582 | |
| 583 | DEFUN ("read-from-minibuffer", Fread_from_minibuffer, Sread_from_minibuffer, 1, 6, 0, |
| 584 | 0 /* See immediately above */) |
| 585 | (prompt, initial_contents, keymap, read, hist, default_value) |
| 586 | Lisp_Object prompt, initial_contents, keymap, read, hist, default_value; |
| 587 | { |
| 588 | int pos = 0; |
| 589 | Lisp_Object histvar, histpos, position, val; |
| 590 | struct gcpro gcpro1; |
| 591 | |
| 592 | position = Qnil; |
| 593 | |
| 594 | CHECK_STRING (prompt, 0); |
| 595 | if (!NILP (initial_contents)) |
| 596 | { |
| 597 | if (CONSP (initial_contents)) |
| 598 | { |
| 599 | position = Fcdr (initial_contents); |
| 600 | initial_contents = Fcar (initial_contents); |
| 601 | } |
| 602 | CHECK_STRING (initial_contents, 1); |
| 603 | if (!NILP (position)) |
| 604 | { |
| 605 | CHECK_NUMBER (position, 0); |
| 606 | /* Convert to distance from end of input. */ |
| 607 | if (XINT (position) < 1) |
| 608 | /* A number too small means the beginning of the string. */ |
| 609 | pos = - XSTRING (initial_contents)->size; |
| 610 | else |
| 611 | pos = XINT (position) - 1 - XSTRING (initial_contents)->size; |
| 612 | } |
| 613 | } |
| 614 | |
| 615 | if (NILP (keymap)) |
| 616 | keymap = Vminibuffer_local_map; |
| 617 | else |
| 618 | keymap = get_keymap (keymap); |
| 619 | |
| 620 | if (SYMBOLP (hist)) |
| 621 | { |
| 622 | histvar = hist; |
| 623 | histpos = Qnil; |
| 624 | } |
| 625 | else |
| 626 | { |
| 627 | histvar = Fcar_safe (hist); |
| 628 | histpos = Fcdr_safe (hist); |
| 629 | } |
| 630 | if (NILP (histvar)) |
| 631 | histvar = Qminibuffer_history; |
| 632 | if (NILP (histpos)) |
| 633 | XSETFASTINT (histpos, 0); |
| 634 | |
| 635 | GCPRO1 (default_value); |
| 636 | val = read_minibuf (keymap, initial_contents, prompt, |
| 637 | make_number (pos), !NILP (read), |
| 638 | histvar, histpos, default_value, |
| 639 | minibuffer_allow_text_properties); |
| 640 | if (STRINGP (val) && XSTRING (val)->size == 0 && ! NILP (default_value)) |
| 641 | val = default_value; |
| 642 | UNGCPRO; |
| 643 | return val; |
| 644 | } |
| 645 | |
| 646 | DEFUN ("read-minibuffer", Fread_minibuffer, Sread_minibuffer, 1, 2, 0, |
| 647 | "Return a Lisp object read using the minibuffer.\n\ |
| 648 | Prompt with PROMPT. If non-nil, optional second arg INITIAL-CONTENTS\n\ |
| 649 | is a string to insert in the minibuffer before reading.") |
| 650 | (prompt, initial_contents) |
| 651 | Lisp_Object prompt, initial_contents; |
| 652 | { |
| 653 | CHECK_STRING (prompt, 0); |
| 654 | if (!NILP (initial_contents)) |
| 655 | CHECK_STRING (initial_contents, 1); |
| 656 | return read_minibuf (Vminibuffer_local_map, initial_contents, |
| 657 | prompt, Qnil, 1, Qminibuffer_history, |
| 658 | make_number (0), Qnil, 0); |
| 659 | } |
| 660 | |
| 661 | DEFUN ("eval-minibuffer", Feval_minibuffer, Seval_minibuffer, 1, 2, 0, |
| 662 | "Return value of Lisp expression read using the minibuffer.\n\ |
| 663 | Prompt with PROMPT. If non-nil, optional second arg INITIAL-CONTENTS\n\ |
| 664 | is a string to insert in the minibuffer before reading.") |
| 665 | (prompt, initial_contents) |
| 666 | Lisp_Object prompt, initial_contents; |
| 667 | { |
| 668 | return Feval (Fread_minibuffer (prompt, initial_contents)); |
| 669 | } |
| 670 | |
| 671 | /* Functions that use the minibuffer to read various things. */ |
| 672 | |
| 673 | DEFUN ("read-string", Fread_string, Sread_string, 1, 4, 0, |
| 674 | "Read a string from the minibuffer, prompting with string PROMPT.\n\ |
| 675 | If non-nil, second arg INITIAL-INPUT is a string to insert before reading.\n\ |
| 676 | The third arg HISTORY, if non-nil, specifies a history list\n\ |
| 677 | and optionally the initial position in the list.\n\ |
| 678 | See `read-from-minibuffer' for details of HISTORY argument.") |
| 679 | (prompt, initial_input, history, default_value) |
| 680 | Lisp_Object prompt, initial_input, history, default_value; |
| 681 | { |
| 682 | return Fread_from_minibuffer (prompt, initial_input, Qnil, |
| 683 | Qnil, history, default_value); |
| 684 | } |
| 685 | |
| 686 | DEFUN ("read-no-blanks-input", Fread_no_blanks_input, Sread_no_blanks_input, 1, 2, 0, |
| 687 | "Args PROMPT and INIT, strings. Read a string from the terminal, not allowing blanks.\n\ |
| 688 | Prompt with PROMPT, and provide INIT as an initial value of the input string.") |
| 689 | (prompt, init) |
| 690 | Lisp_Object prompt, init; |
| 691 | { |
| 692 | CHECK_STRING (prompt, 0); |
| 693 | if (! NILP (init)) |
| 694 | CHECK_STRING (init, 1); |
| 695 | |
| 696 | return read_minibuf (Vminibuffer_local_ns_map, init, prompt, Qnil, |
| 697 | 0, Qminibuffer_history, make_number (0), Qnil, 0); |
| 698 | } |
| 699 | |
| 700 | DEFUN ("read-command", Fread_command, Sread_command, 1, 2, 0, |
| 701 | "Read the name of a command and return as a symbol.\n\ |
| 702 | Prompts with PROMPT. By default, return DEFAULT-VALUE.") |
| 703 | (prompt, default_value) |
| 704 | Lisp_Object prompt, default_value; |
| 705 | { |
| 706 | return Fintern (Fcompleting_read (prompt, Vobarray, Qcommandp, Qt, |
| 707 | Qnil, Qnil, default_value), |
| 708 | Qnil); |
| 709 | } |
| 710 | |
| 711 | #ifdef NOTDEF |
| 712 | DEFUN ("read-function", Fread_function, Sread_function, 1, 1, 0, |
| 713 | "One arg PROMPT, a string. Read the name of a function and return as a symbol.\n\ |
| 714 | Prompts with PROMPT.") |
| 715 | (prompt) |
| 716 | Lisp_Object prompt; |
| 717 | { |
| 718 | return Fintern (Fcompleting_read (prompt, Vobarray, Qfboundp, Qt, Qnil, Qnil, Qnil), |
| 719 | Qnil); |
| 720 | } |
| 721 | #endif /* NOTDEF */ |
| 722 | |
| 723 | DEFUN ("read-variable", Fread_variable, Sread_variable, 1, 2, 0, |
| 724 | "Read the name of a user variable and return it as a symbol.\n\ |
| 725 | Prompts with PROMPT. By default, return DEFAULT-VALUE.\n\ |
| 726 | A user variable is one whose documentation starts with a `*' character.") |
| 727 | (prompt, default_value) |
| 728 | Lisp_Object prompt, default_value; |
| 729 | { |
| 730 | return Fintern (Fcompleting_read (prompt, Vobarray, |
| 731 | Quser_variable_p, Qt, |
| 732 | Qnil, Qnil, default_value), |
| 733 | Qnil); |
| 734 | } |
| 735 | |
| 736 | DEFUN ("read-buffer", Fread_buffer, Sread_buffer, 1, 3, 0, |
| 737 | "One arg PROMPT, a string. Read the name of a buffer and return as a string.\n\ |
| 738 | Prompts with PROMPT.\n\ |
| 739 | Optional second arg DEF is value to return if user enters an empty line.\n\ |
| 740 | If optional third arg REQUIRE-MATCH is non-nil, only existing buffer names are allowed.") |
| 741 | (prompt, def, require_match) |
| 742 | Lisp_Object prompt, def, require_match; |
| 743 | { |
| 744 | Lisp_Object tem; |
| 745 | Lisp_Object args[3]; |
| 746 | |
| 747 | if (BUFFERP (def)) |
| 748 | def = XBUFFER (def)->name; |
| 749 | if (!NILP (def)) |
| 750 | { |
| 751 | args[0] = build_string ("%s(default %s) "); |
| 752 | args[1] = prompt; |
| 753 | args[2] = def; |
| 754 | prompt = Fformat (3, args); |
| 755 | } |
| 756 | return Fcompleting_read (prompt, Vbuffer_alist, Qnil, |
| 757 | require_match, Qnil, Qnil, def); |
| 758 | } |
| 759 | \f |
| 760 | DEFUN ("try-completion", Ftry_completion, Stry_completion, 2, 3, 0, |
| 761 | "Return common substring of all completions of STRING in ALIST.\n\ |
| 762 | Each car of each element of ALIST is tested to see if it begins with STRING.\n\ |
| 763 | All that match are compared together; the longest initial sequence\n\ |
| 764 | common to all matches is returned as a string.\n\ |
| 765 | If there is no match at all, nil is returned.\n\ |
| 766 | For an exact match, t is returned.\n\ |
| 767 | \n\ |
| 768 | ALIST can be an obarray instead of an alist.\n\ |
| 769 | Then the print names of all symbols in the obarray are the possible matches.\n\ |
| 770 | \n\ |
| 771 | ALIST can also be a function to do the completion itself.\n\ |
| 772 | It receives three arguments: the values STRING, PREDICATE and nil.\n\ |
| 773 | Whatever it returns becomes the value of `try-completion'.\n\ |
| 774 | \n\ |
| 775 | If optional third argument PREDICATE is non-nil,\n\ |
| 776 | it is used to test each possible match.\n\ |
| 777 | The match is a candidate only if PREDICATE returns non-nil.\n\ |
| 778 | The argument given to PREDICATE is the alist element\n\ |
| 779 | or the symbol from the obarray.") |
| 780 | (string, alist, predicate) |
| 781 | Lisp_Object string, alist, predicate; |
| 782 | { |
| 783 | Lisp_Object bestmatch, tail, elt, eltstring; |
| 784 | int bestmatchsize; |
| 785 | int compare, matchsize; |
| 786 | int list = CONSP (alist) || NILP (alist); |
| 787 | int index, obsize; |
| 788 | int matchcount = 0; |
| 789 | Lisp_Object bucket, zero, end, tem; |
| 790 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
| 791 | |
| 792 | CHECK_STRING (string, 0); |
| 793 | if (!list && !VECTORP (alist)) |
| 794 | return call3 (alist, string, predicate, Qnil); |
| 795 | |
| 796 | bestmatch = Qnil; |
| 797 | |
| 798 | /* If ALIST is not a list, set TAIL just for gc pro. */ |
| 799 | tail = alist; |
| 800 | if (! list) |
| 801 | { |
| 802 | index = 0; |
| 803 | obsize = XVECTOR (alist)->size; |
| 804 | bucket = XVECTOR (alist)->contents[index]; |
| 805 | } |
| 806 | |
| 807 | while (1) |
| 808 | { |
| 809 | /* Get the next element of the alist or obarray. */ |
| 810 | /* Exit the loop if the elements are all used up. */ |
| 811 | /* elt gets the alist element or symbol. |
| 812 | eltstring gets the name to check as a completion. */ |
| 813 | |
| 814 | if (list) |
| 815 | { |
| 816 | if (NILP (tail)) |
| 817 | break; |
| 818 | elt = Fcar (tail); |
| 819 | eltstring = Fcar (elt); |
| 820 | tail = Fcdr (tail); |
| 821 | } |
| 822 | else |
| 823 | { |
| 824 | if (XFASTINT (bucket) != 0) |
| 825 | { |
| 826 | elt = bucket; |
| 827 | eltstring = Fsymbol_name (elt); |
| 828 | if (XSYMBOL (bucket)->next) |
| 829 | XSETSYMBOL (bucket, XSYMBOL (bucket)->next); |
| 830 | else |
| 831 | XSETFASTINT (bucket, 0); |
| 832 | } |
| 833 | else if (++index >= obsize) |
| 834 | break; |
| 835 | else |
| 836 | { |
| 837 | bucket = XVECTOR (alist)->contents[index]; |
| 838 | continue; |
| 839 | } |
| 840 | } |
| 841 | |
| 842 | /* Is this element a possible completion? */ |
| 843 | |
| 844 | if (STRINGP (eltstring) |
| 845 | && XSTRING (string)->size <= XSTRING (eltstring)->size |
| 846 | && 0 > scmp (XSTRING (eltstring)->data, XSTRING (string)->data, |
| 847 | XSTRING (string)->size)) |
| 848 | { |
| 849 | /* Yes. */ |
| 850 | Lisp_Object regexps; |
| 851 | Lisp_Object zero; |
| 852 | XSETFASTINT (zero, 0); |
| 853 | |
| 854 | /* Ignore this element if it fails to match all the regexps. */ |
| 855 | for (regexps = Vcompletion_regexp_list; CONSP (regexps); |
| 856 | regexps = XCONS (regexps)->cdr) |
| 857 | { |
| 858 | tem = Fstring_match (XCONS (regexps)->car, eltstring, zero); |
| 859 | if (NILP (tem)) |
| 860 | break; |
| 861 | } |
| 862 | if (CONSP (regexps)) |
| 863 | continue; |
| 864 | |
| 865 | /* Ignore this element if there is a predicate |
| 866 | and the predicate doesn't like it. */ |
| 867 | |
| 868 | if (!NILP (predicate)) |
| 869 | { |
| 870 | if (EQ (predicate, Qcommandp)) |
| 871 | tem = Fcommandp (elt); |
| 872 | else |
| 873 | { |
| 874 | GCPRO4 (tail, string, eltstring, bestmatch); |
| 875 | tem = call1 (predicate, elt); |
| 876 | UNGCPRO; |
| 877 | } |
| 878 | if (NILP (tem)) continue; |
| 879 | } |
| 880 | |
| 881 | /* Update computation of how much all possible completions match */ |
| 882 | |
| 883 | matchcount++; |
| 884 | if (NILP (bestmatch)) |
| 885 | bestmatch = eltstring, bestmatchsize = XSTRING (eltstring)->size; |
| 886 | else |
| 887 | { |
| 888 | compare = min (bestmatchsize, XSTRING (eltstring)->size); |
| 889 | matchsize = scmp (XSTRING (bestmatch)->data, |
| 890 | XSTRING (eltstring)->data, |
| 891 | compare); |
| 892 | if (matchsize < 0) |
| 893 | matchsize = compare; |
| 894 | if (completion_ignore_case) |
| 895 | { |
| 896 | /* If this is an exact match except for case, |
| 897 | use it as the best match rather than one that is not an |
| 898 | exact match. This way, we get the case pattern |
| 899 | of the actual match. */ |
| 900 | if ((matchsize == XSTRING (eltstring)->size |
| 901 | && matchsize < XSTRING (bestmatch)->size) |
| 902 | || |
| 903 | /* If there is more than one exact match ignoring case, |
| 904 | and one of them is exact including case, |
| 905 | prefer that one. */ |
| 906 | /* If there is no exact match ignoring case, |
| 907 | prefer a match that does not change the case |
| 908 | of the input. */ |
| 909 | ((matchsize == XSTRING (eltstring)->size) |
| 910 | == |
| 911 | (matchsize == XSTRING (bestmatch)->size) |
| 912 | && !bcmp (XSTRING (eltstring)->data, |
| 913 | XSTRING (string)->data, XSTRING (string)->size) |
| 914 | && bcmp (XSTRING (bestmatch)->data, |
| 915 | XSTRING (string)->data, XSTRING (string)->size))) |
| 916 | bestmatch = eltstring; |
| 917 | } |
| 918 | bestmatchsize = matchsize; |
| 919 | } |
| 920 | } |
| 921 | } |
| 922 | |
| 923 | if (NILP (bestmatch)) |
| 924 | return Qnil; /* No completions found */ |
| 925 | /* If we are ignoring case, and there is no exact match, |
| 926 | and no additional text was supplied, |
| 927 | don't change the case of what the user typed. */ |
| 928 | if (completion_ignore_case && bestmatchsize == XSTRING (string)->size |
| 929 | && XSTRING (bestmatch)->size > bestmatchsize) |
| 930 | return string; |
| 931 | |
| 932 | /* Return t if the supplied string is an exact match (counting case); |
| 933 | it does not require any change to be made. */ |
| 934 | if (matchcount == 1 && bestmatchsize == XSTRING (string)->size |
| 935 | && !bcmp (XSTRING (bestmatch)->data, XSTRING (string)->data, |
| 936 | bestmatchsize)) |
| 937 | return Qt; |
| 938 | |
| 939 | XSETFASTINT (zero, 0); /* Else extract the part in which */ |
| 940 | XSETFASTINT (end, bestmatchsize); /* all completions agree */ |
| 941 | return Fsubstring (bestmatch, zero, end); |
| 942 | } |
| 943 | |
| 944 | /* Compare exactly LEN chars of strings at S1 and S2, |
| 945 | ignoring case if appropriate. |
| 946 | Return -1 if strings match, |
| 947 | else number of chars that match at the beginning. */ |
| 948 | |
| 949 | int |
| 950 | scmp (s1, s2, len) |
| 951 | register unsigned char *s1, *s2; |
| 952 | int len; |
| 953 | { |
| 954 | register int l = len; |
| 955 | register unsigned char *start = s1; |
| 956 | |
| 957 | if (completion_ignore_case) |
| 958 | { |
| 959 | while (l && DOWNCASE (*s1++) == DOWNCASE (*s2++)) |
| 960 | l--; |
| 961 | } |
| 962 | else |
| 963 | { |
| 964 | while (l && *s1++ == *s2++) |
| 965 | l--; |
| 966 | } |
| 967 | if (l == 0) |
| 968 | return -1; |
| 969 | else |
| 970 | { |
| 971 | int match = len - l; |
| 972 | |
| 973 | /* Now *--S1 is the unmatching byte. If it is in the middle of |
| 974 | multi-byte form, we must say that the multi-byte character |
| 975 | there doesn't match. */ |
| 976 | while (match && *--s1 >= 0xA0) match--; |
| 977 | return match; |
| 978 | } |
| 979 | } |
| 980 | \f |
| 981 | DEFUN ("all-completions", Fall_completions, Sall_completions, 2, 4, 0, |
| 982 | "Search for partial matches to STRING in ALIST.\n\ |
| 983 | Each car of each element of ALIST is tested to see if it begins with STRING.\n\ |
| 984 | The value is a list of all the strings from ALIST that match.\n\ |
| 985 | \n\ |
| 986 | ALIST can be an obarray instead of an alist.\n\ |
| 987 | Then the print names of all symbols in the obarray are the possible matches.\n\ |
| 988 | \n\ |
| 989 | ALIST can also be a function to do the completion itself.\n\ |
| 990 | It receives three arguments: the values STRING, PREDICATE and t.\n\ |
| 991 | Whatever it returns becomes the value of `all-completion'.\n\ |
| 992 | \n\ |
| 993 | If optional third argument PREDICATE is non-nil,\n\ |
| 994 | it is used to test each possible match.\n\ |
| 995 | The match is a candidate only if PREDICATE returns non-nil.\n\ |
| 996 | The argument given to PREDICATE is the alist element\n\ |
| 997 | or the symbol from the obarray.\n\ |
| 998 | \n\ |
| 999 | If the optional fourth argument HIDE-SPACES is non-nil,\n\ |
| 1000 | strings in ALIST that start with a space\n\ |
| 1001 | are ignored unless STRING itself starts with a space.") |
| 1002 | (string, alist, predicate, hide_spaces) |
| 1003 | Lisp_Object string, alist, predicate, hide_spaces; |
| 1004 | { |
| 1005 | Lisp_Object tail, elt, eltstring; |
| 1006 | Lisp_Object allmatches; |
| 1007 | int list = CONSP (alist) || NILP (alist); |
| 1008 | int index, obsize; |
| 1009 | Lisp_Object bucket, tem; |
| 1010 | struct gcpro gcpro1, gcpro2, gcpro3, gcpro4; |
| 1011 | |
| 1012 | CHECK_STRING (string, 0); |
| 1013 | if (!list && !VECTORP (alist)) |
| 1014 | { |
| 1015 | return call3 (alist, string, predicate, Qt); |
| 1016 | } |
| 1017 | allmatches = Qnil; |
| 1018 | |
| 1019 | /* If ALIST is not a list, set TAIL just for gc pro. */ |
| 1020 | tail = alist; |
| 1021 | if (! list) |
| 1022 | { |
| 1023 | index = 0; |
| 1024 | obsize = XVECTOR (alist)->size; |
| 1025 | bucket = XVECTOR (alist)->contents[index]; |
| 1026 | } |
| 1027 | |
| 1028 | while (1) |
| 1029 | { |
| 1030 | /* Get the next element of the alist or obarray. */ |
| 1031 | /* Exit the loop if the elements are all used up. */ |
| 1032 | /* elt gets the alist element or symbol. |
| 1033 | eltstring gets the name to check as a completion. */ |
| 1034 | |
| 1035 | if (list) |
| 1036 | { |
| 1037 | if (NILP (tail)) |
| 1038 | break; |
| 1039 | elt = Fcar (tail); |
| 1040 | eltstring = Fcar (elt); |
| 1041 | tail = Fcdr (tail); |
| 1042 | } |
| 1043 | else |
| 1044 | { |
| 1045 | if (XFASTINT (bucket) != 0) |
| 1046 | { |
| 1047 | elt = bucket; |
| 1048 | eltstring = Fsymbol_name (elt); |
| 1049 | if (XSYMBOL (bucket)->next) |
| 1050 | XSETSYMBOL (bucket, XSYMBOL (bucket)->next); |
| 1051 | else |
| 1052 | XSETFASTINT (bucket, 0); |
| 1053 | } |
| 1054 | else if (++index >= obsize) |
| 1055 | break; |
| 1056 | else |
| 1057 | { |
| 1058 | bucket = XVECTOR (alist)->contents[index]; |
| 1059 | continue; |
| 1060 | } |
| 1061 | } |
| 1062 | |
| 1063 | /* Is this element a possible completion? */ |
| 1064 | |
| 1065 | if (STRINGP (eltstring) |
| 1066 | && XSTRING (string)->size <= XSTRING (eltstring)->size |
| 1067 | /* If HIDE_SPACES, reject alternatives that start with space |
| 1068 | unless the input starts with space. */ |
| 1069 | && ((XSTRING (string)->size > 0 && XSTRING (string)->data[0] == ' ') |
| 1070 | || XSTRING (eltstring)->data[0] != ' ' |
| 1071 | || NILP (hide_spaces)) |
| 1072 | && 0 > scmp (XSTRING (eltstring)->data, XSTRING (string)->data, |
| 1073 | XSTRING (string)->size)) |
| 1074 | { |
| 1075 | /* Yes. */ |
| 1076 | Lisp_Object regexps; |
| 1077 | Lisp_Object zero; |
| 1078 | XSETFASTINT (zero, 0); |
| 1079 | |
| 1080 | /* Ignore this element if it fails to match all the regexps. */ |
| 1081 | for (regexps = Vcompletion_regexp_list; CONSP (regexps); |
| 1082 | regexps = XCONS (regexps)->cdr) |
| 1083 | { |
| 1084 | tem = Fstring_match (XCONS (regexps)->car, eltstring, zero); |
| 1085 | if (NILP (tem)) |
| 1086 | break; |
| 1087 | } |
| 1088 | if (CONSP (regexps)) |
| 1089 | continue; |
| 1090 | |
| 1091 | /* Ignore this element if there is a predicate |
| 1092 | and the predicate doesn't like it. */ |
| 1093 | |
| 1094 | if (!NILP (predicate)) |
| 1095 | { |
| 1096 | if (EQ (predicate, Qcommandp)) |
| 1097 | tem = Fcommandp (elt); |
| 1098 | else |
| 1099 | { |
| 1100 | GCPRO4 (tail, eltstring, allmatches, string); |
| 1101 | tem = call1 (predicate, elt); |
| 1102 | UNGCPRO; |
| 1103 | } |
| 1104 | if (NILP (tem)) continue; |
| 1105 | } |
| 1106 | /* Ok => put it on the list. */ |
| 1107 | allmatches = Fcons (eltstring, allmatches); |
| 1108 | } |
| 1109 | } |
| 1110 | |
| 1111 | return Fnreverse (allmatches); |
| 1112 | } |
| 1113 | \f |
| 1114 | Lisp_Object Vminibuffer_completion_table, Qminibuffer_completion_table; |
| 1115 | Lisp_Object Vminibuffer_completion_predicate, Qminibuffer_completion_predicate; |
| 1116 | Lisp_Object Vminibuffer_completion_confirm, Qminibuffer_completion_confirm; |
| 1117 | |
| 1118 | /* This comment supplies the doc string for completing-read, |
| 1119 | for make-docfile to see. We cannot put this in the real DEFUN |
| 1120 | due to limits in the Unix cpp. |
| 1121 | |
| 1122 | DEFUN ("completing-read", Fcompleting_read, Scompleting_read, 2, 7, 0, |
| 1123 | "Read a string in the minibuffer, with completion.\n\ |
| 1124 | PROMPT is a string to prompt with; normally it ends in a colon and a space.\n\ |
| 1125 | TABLE is an alist whose elements' cars are strings, or an obarray.\n\ |
| 1126 | PREDICATE limits completion to a subset of TABLE.\n\ |
| 1127 | See `try-completion' and `all-completions' for more details |
| 1128 | on completion, TABLE, and PREDICATE.\n\ |
| 1129 | \n\ |
| 1130 | If REQUIRE-MATCH is non-nil, the user is not allowed to exit unless\n\ |
| 1131 | the input is (or completes to) an element of TABLE or is null.\n\ |
| 1132 | If it is also not t, Return does not exit if it does non-null completion.\n\ |
| 1133 | If the input is null, `completing-read' returns an empty string,\n\ |
| 1134 | regardless of the value of REQUIRE-MATCH.\n\ |
| 1135 | \n\ |
| 1136 | If INITIAL-INPUT is non-nil, insert it in the minibuffer initially.\n\ |
| 1137 | If it is (STRING . POSITION), the initial input\n\ |
| 1138 | is STRING, but point is placed POSITION characters into the string.\n\ |
| 1139 | HIST, if non-nil, specifies a history list\n\ |
| 1140 | and optionally the initial position in the list.\n\ |
| 1141 | It can be a symbol, which is the history list variable to use,\n\ |
| 1142 | or it can be a cons cell (HISTVAR . HISTPOS).\n\ |
| 1143 | In that case, HISTVAR is the history list variable to use,\n\ |
| 1144 | and HISTPOS is the initial position (the position in the list\n\ |
| 1145 | which INITIAL-CONTENTS corresponds to).\n\ |
| 1146 | Positions are counted starting from 1 at the beginning of the list.\n\ |
| 1147 | DEF, if non-nil, is the default value. |
| 1148 | |
| 1149 | Completion ignores case if the ambient value of\n\ |
| 1150 | `completion-ignore-case' is non-nil." |
| 1151 | */ |
| 1152 | DEFUN ("completing-read", Fcompleting_read, Scompleting_read, 2, 7, 0, |
| 1153 | 0 /* See immediately above */) |
| 1154 | (prompt, table, predicate, require_match, init, hist, def) |
| 1155 | Lisp_Object prompt, table, predicate, require_match, init, hist, def; |
| 1156 | { |
| 1157 | Lisp_Object val, histvar, histpos, position; |
| 1158 | int pos = 0; |
| 1159 | int count = specpdl_ptr - specpdl; |
| 1160 | specbind (Qminibuffer_completion_table, table); |
| 1161 | specbind (Qminibuffer_completion_predicate, predicate); |
| 1162 | specbind (Qminibuffer_completion_confirm, |
| 1163 | EQ (require_match, Qt) ? Qnil : Qt); |
| 1164 | last_exact_completion = Qnil; |
| 1165 | |
| 1166 | position = Qnil; |
| 1167 | if (!NILP (init)) |
| 1168 | { |
| 1169 | if (CONSP (init)) |
| 1170 | { |
| 1171 | position = Fcdr (init); |
| 1172 | init = Fcar (init); |
| 1173 | } |
| 1174 | CHECK_STRING (init, 0); |
| 1175 | if (!NILP (position)) |
| 1176 | { |
| 1177 | CHECK_NUMBER (position, 0); |
| 1178 | /* Convert to distance from end of input. */ |
| 1179 | pos = XINT (position) - XSTRING (init)->size; |
| 1180 | } |
| 1181 | } |
| 1182 | |
| 1183 | if (SYMBOLP (hist)) |
| 1184 | { |
| 1185 | histvar = hist; |
| 1186 | histpos = Qnil; |
| 1187 | } |
| 1188 | else |
| 1189 | { |
| 1190 | histvar = Fcar_safe (hist); |
| 1191 | histpos = Fcdr_safe (hist); |
| 1192 | } |
| 1193 | if (NILP (histvar)) |
| 1194 | histvar = Qminibuffer_history; |
| 1195 | if (NILP (histpos)) |
| 1196 | XSETFASTINT (histpos, 0); |
| 1197 | |
| 1198 | val = read_minibuf (NILP (require_match) |
| 1199 | ? Vminibuffer_local_completion_map |
| 1200 | : Vminibuffer_local_must_match_map, |
| 1201 | init, prompt, make_number (pos), 0, |
| 1202 | histvar, histpos, def, 0); |
| 1203 | if (STRINGP (val) && XSTRING (val)->size == 0 && ! NILP (def)) |
| 1204 | val = def; |
| 1205 | return unbind_to (count, val); |
| 1206 | } |
| 1207 | \f |
| 1208 | Lisp_Object Fminibuffer_completion_help (); |
| 1209 | Lisp_Object assoc_for_completion (); |
| 1210 | /* A subroutine of Fintern_soft. */ |
| 1211 | extern Lisp_Object oblookup (); |
| 1212 | |
| 1213 | |
| 1214 | /* Test whether TXT is an exact completion. */ |
| 1215 | Lisp_Object |
| 1216 | test_completion (txt) |
| 1217 | Lisp_Object txt; |
| 1218 | { |
| 1219 | Lisp_Object tem; |
| 1220 | |
| 1221 | if (CONSP (Vminibuffer_completion_table) |
| 1222 | || NILP (Vminibuffer_completion_table)) |
| 1223 | return assoc_for_completion (txt, Vminibuffer_completion_table); |
| 1224 | else if (VECTORP (Vminibuffer_completion_table)) |
| 1225 | { |
| 1226 | /* Bypass intern-soft as that loses for nil */ |
| 1227 | tem = oblookup (Vminibuffer_completion_table, |
| 1228 | XSTRING (txt)->data, XSTRING (txt)->size); |
| 1229 | if (!SYMBOLP (tem)) |
| 1230 | return Qnil; |
| 1231 | else if (!NILP (Vminibuffer_completion_predicate)) |
| 1232 | return call1 (Vminibuffer_completion_predicate, tem); |
| 1233 | else |
| 1234 | return Qt; |
| 1235 | } |
| 1236 | else |
| 1237 | return call3 (Vminibuffer_completion_table, txt, |
| 1238 | Vminibuffer_completion_predicate, Qlambda); |
| 1239 | } |
| 1240 | |
| 1241 | /* returns: |
| 1242 | * 0 no possible completion |
| 1243 | * 1 was already an exact and unique completion |
| 1244 | * 3 was already an exact completion |
| 1245 | * 4 completed to an exact completion |
| 1246 | * 5 some completion happened |
| 1247 | * 6 no completion happened |
| 1248 | */ |
| 1249 | int |
| 1250 | do_completion () |
| 1251 | { |
| 1252 | Lisp_Object completion, tem; |
| 1253 | int completedp; |
| 1254 | Lisp_Object last; |
| 1255 | struct gcpro gcpro1, gcpro2; |
| 1256 | |
| 1257 | completion = Ftry_completion (Fbuffer_string (), Vminibuffer_completion_table, |
| 1258 | Vminibuffer_completion_predicate); |
| 1259 | last = last_exact_completion; |
| 1260 | last_exact_completion = Qnil; |
| 1261 | |
| 1262 | GCPRO2 (completion, last); |
| 1263 | |
| 1264 | if (NILP (completion)) |
| 1265 | { |
| 1266 | bitch_at_user (); |
| 1267 | temp_echo_area_glyphs (" [No match]"); |
| 1268 | UNGCPRO; |
| 1269 | return 0; |
| 1270 | } |
| 1271 | |
| 1272 | if (EQ (completion, Qt)) /* exact and unique match */ |
| 1273 | { |
| 1274 | UNGCPRO; |
| 1275 | return 1; |
| 1276 | } |
| 1277 | |
| 1278 | /* compiler bug */ |
| 1279 | tem = Fstring_equal (completion, Fbuffer_string()); |
| 1280 | if (completedp = NILP (tem)) |
| 1281 | { |
| 1282 | Ferase_buffer (); /* Some completion happened */ |
| 1283 | Finsert (1, &completion); |
| 1284 | } |
| 1285 | |
| 1286 | /* It did find a match. Do we match some possibility exactly now? */ |
| 1287 | tem = test_completion (Fbuffer_string ()); |
| 1288 | if (NILP (tem)) |
| 1289 | { |
| 1290 | /* not an exact match */ |
| 1291 | UNGCPRO; |
| 1292 | if (completedp) |
| 1293 | return 5; |
| 1294 | else if (auto_help) |
| 1295 | Fminibuffer_completion_help (); |
| 1296 | else |
| 1297 | temp_echo_area_glyphs (" [Next char not unique]"); |
| 1298 | return 6; |
| 1299 | } |
| 1300 | else if (completedp) |
| 1301 | { |
| 1302 | UNGCPRO; |
| 1303 | return 4; |
| 1304 | } |
| 1305 | /* If the last exact completion and this one were the same, |
| 1306 | it means we've already given a "Complete but not unique" |
| 1307 | message and the user's hit TAB again, so now we give him help. */ |
| 1308 | last_exact_completion = completion; |
| 1309 | if (!NILP (last)) |
| 1310 | { |
| 1311 | tem = Fbuffer_string (); |
| 1312 | if (!NILP (Fequal (tem, last))) |
| 1313 | Fminibuffer_completion_help (); |
| 1314 | } |
| 1315 | UNGCPRO; |
| 1316 | return 3; |
| 1317 | } |
| 1318 | |
| 1319 | /* Like assoc but assumes KEY is a string, and ignores case if appropriate. */ |
| 1320 | |
| 1321 | Lisp_Object |
| 1322 | assoc_for_completion (key, list) |
| 1323 | register Lisp_Object key; |
| 1324 | Lisp_Object list; |
| 1325 | { |
| 1326 | register Lisp_Object tail; |
| 1327 | |
| 1328 | if (completion_ignore_case) |
| 1329 | key = Fupcase (key); |
| 1330 | |
| 1331 | for (tail = list; !NILP (tail); tail = Fcdr (tail)) |
| 1332 | { |
| 1333 | register Lisp_Object elt, tem, thiscar; |
| 1334 | elt = Fcar (tail); |
| 1335 | if (!CONSP (elt)) continue; |
| 1336 | thiscar = Fcar (elt); |
| 1337 | if (!STRINGP (thiscar)) |
| 1338 | continue; |
| 1339 | if (completion_ignore_case) |
| 1340 | thiscar = Fupcase (thiscar); |
| 1341 | tem = Fequal (thiscar, key); |
| 1342 | if (!NILP (tem)) return elt; |
| 1343 | QUIT; |
| 1344 | } |
| 1345 | return Qnil; |
| 1346 | } |
| 1347 | |
| 1348 | DEFUN ("minibuffer-complete", Fminibuffer_complete, Sminibuffer_complete, 0, 0, "", |
| 1349 | "Complete the minibuffer contents as far as possible.\n\ |
| 1350 | Return nil if there is no valid completion, else t.\n\ |
| 1351 | If no characters can be completed, display a list of possible completions.\n\ |
| 1352 | If you repeat this command after it displayed such a list,\n\ |
| 1353 | scroll the window of possible completions.") |
| 1354 | () |
| 1355 | { |
| 1356 | register int i; |
| 1357 | Lisp_Object window, tem; |
| 1358 | |
| 1359 | /* If the previous command was not this, then mark the completion |
| 1360 | buffer obsolete. */ |
| 1361 | if (! EQ (current_kboard->Vlast_command, this_command)) |
| 1362 | Vminibuf_scroll_window = Qnil; |
| 1363 | |
| 1364 | window = Vminibuf_scroll_window; |
| 1365 | /* If there's a fresh completion window with a live buffer, |
| 1366 | and this command is repeated, scroll that window. */ |
| 1367 | if (! NILP (window) && ! NILP (XWINDOW (window)->buffer) |
| 1368 | && !NILP (XBUFFER (XWINDOW (window)->buffer)->name)) |
| 1369 | { |
| 1370 | struct buffer *obuf = current_buffer; |
| 1371 | |
| 1372 | Fset_buffer (XWINDOW (window)->buffer); |
| 1373 | tem = Fpos_visible_in_window_p (make_number (ZV), window); |
| 1374 | if (! NILP (tem)) |
| 1375 | /* If end is in view, scroll up to the beginning. */ |
| 1376 | Fset_window_start (window, make_number (BEGV), Qnil); |
| 1377 | else |
| 1378 | /* Else scroll down one screen. */ |
| 1379 | Fscroll_other_window (Qnil); |
| 1380 | |
| 1381 | set_buffer_internal (obuf); |
| 1382 | return Qnil; |
| 1383 | } |
| 1384 | |
| 1385 | i = do_completion (); |
| 1386 | switch (i) |
| 1387 | { |
| 1388 | case 0: |
| 1389 | return Qnil; |
| 1390 | |
| 1391 | case 1: |
| 1392 | temp_echo_area_glyphs (" [Sole completion]"); |
| 1393 | break; |
| 1394 | |
| 1395 | case 3: |
| 1396 | temp_echo_area_glyphs (" [Complete, but not unique]"); |
| 1397 | break; |
| 1398 | } |
| 1399 | |
| 1400 | return Qt; |
| 1401 | } |
| 1402 | \f |
| 1403 | /* Subroutines of Fminibuffer_complete_and_exit. */ |
| 1404 | |
| 1405 | /* This one is called by internal_condition_case to do the real work. */ |
| 1406 | |
| 1407 | Lisp_Object |
| 1408 | complete_and_exit_1 () |
| 1409 | { |
| 1410 | return make_number (do_completion ()); |
| 1411 | } |
| 1412 | |
| 1413 | /* This one is called by internal_condition_case if an error happens. |
| 1414 | Pretend the current value is an exact match. */ |
| 1415 | |
| 1416 | Lisp_Object |
| 1417 | complete_and_exit_2 (ignore) |
| 1418 | Lisp_Object ignore; |
| 1419 | { |
| 1420 | return make_number (1); |
| 1421 | } |
| 1422 | |
| 1423 | DEFUN ("minibuffer-complete-and-exit", Fminibuffer_complete_and_exit, |
| 1424 | Sminibuffer_complete_and_exit, 0, 0, "", |
| 1425 | "If the minibuffer contents is a valid completion then exit.\n\ |
| 1426 | Otherwise try to complete it. If completion leads to a valid completion,\n\ |
| 1427 | a repetition of this command will exit.") |
| 1428 | () |
| 1429 | { |
| 1430 | register int i; |
| 1431 | Lisp_Object val; |
| 1432 | |
| 1433 | /* Allow user to specify null string */ |
| 1434 | if (BEGV == ZV) |
| 1435 | goto exit; |
| 1436 | |
| 1437 | if (!NILP (test_completion (Fbuffer_string ()))) |
| 1438 | goto exit; |
| 1439 | |
| 1440 | /* Call do_completion, but ignore errors. */ |
| 1441 | val = internal_condition_case (complete_and_exit_1, Qerror, |
| 1442 | complete_and_exit_2); |
| 1443 | |
| 1444 | i = XFASTINT (val); |
| 1445 | switch (i) |
| 1446 | { |
| 1447 | case 1: |
| 1448 | case 3: |
| 1449 | goto exit; |
| 1450 | |
| 1451 | case 4: |
| 1452 | if (!NILP (Vminibuffer_completion_confirm)) |
| 1453 | { |
| 1454 | temp_echo_area_glyphs (" [Confirm]"); |
| 1455 | return Qnil; |
| 1456 | } |
| 1457 | else |
| 1458 | goto exit; |
| 1459 | |
| 1460 | default: |
| 1461 | return Qnil; |
| 1462 | } |
| 1463 | exit: |
| 1464 | Fthrow (Qexit, Qnil); |
| 1465 | /* NOTREACHED */ |
| 1466 | } |
| 1467 | |
| 1468 | DEFUN ("minibuffer-complete-word", Fminibuffer_complete_word, Sminibuffer_complete_word, |
| 1469 | 0, 0, "", |
| 1470 | "Complete the minibuffer contents at most a single word.\n\ |
| 1471 | After one word is completed as much as possible, a space or hyphen\n\ |
| 1472 | is added, provided that matches some possible completion.\n\ |
| 1473 | Return nil if there is no valid completion, else t.") |
| 1474 | () |
| 1475 | { |
| 1476 | Lisp_Object completion, tem; |
| 1477 | register int i; |
| 1478 | register unsigned char *completion_string; |
| 1479 | struct gcpro gcpro1, gcpro2; |
| 1480 | |
| 1481 | /* We keep calling Fbuffer_string rather than arrange for GC to |
| 1482 | hold onto a pointer to one of the strings thus made. */ |
| 1483 | |
| 1484 | completion = Ftry_completion (Fbuffer_string (), |
| 1485 | Vminibuffer_completion_table, |
| 1486 | Vminibuffer_completion_predicate); |
| 1487 | if (NILP (completion)) |
| 1488 | { |
| 1489 | bitch_at_user (); |
| 1490 | temp_echo_area_glyphs (" [No match]"); |
| 1491 | return Qnil; |
| 1492 | } |
| 1493 | if (EQ (completion, Qt)) |
| 1494 | return Qnil; |
| 1495 | |
| 1496 | #if 0 /* How the below code used to look, for reference. */ |
| 1497 | tem = Fbuffer_string (); |
| 1498 | b = XSTRING (tem)->data; |
| 1499 | i = ZV - 1 - XSTRING (completion)->size; |
| 1500 | p = XSTRING (completion)->data; |
| 1501 | if (i > 0 || |
| 1502 | 0 <= scmp (b, p, ZV - 1)) |
| 1503 | { |
| 1504 | i = 1; |
| 1505 | /* Set buffer to longest match of buffer tail and completion head. */ |
| 1506 | while (0 <= scmp (b + i, p, ZV - 1 - i)) |
| 1507 | i++; |
| 1508 | del_range (1, i + 1); |
| 1509 | SET_PT (ZV); |
| 1510 | } |
| 1511 | #else /* Rewritten code */ |
| 1512 | { |
| 1513 | register unsigned char *buffer_string; |
| 1514 | int buffer_length, completion_length; |
| 1515 | |
| 1516 | CHECK_STRING (completion, 0); |
| 1517 | tem = Fbuffer_string (); |
| 1518 | GCPRO2 (completion, tem); |
| 1519 | /* If reading a file name, |
| 1520 | expand any $ENVVAR refs in the buffer and in TEM. */ |
| 1521 | if (EQ (Vminibuffer_completion_table, Qread_file_name_internal)) |
| 1522 | { |
| 1523 | Lisp_Object substituted; |
| 1524 | substituted = Fsubstitute_in_file_name (tem); |
| 1525 | if (! EQ (substituted, tem)) |
| 1526 | { |
| 1527 | tem = substituted; |
| 1528 | Ferase_buffer (); |
| 1529 | insert_from_string (tem, 0, XSTRING (tem)->size, 0); |
| 1530 | } |
| 1531 | } |
| 1532 | buffer_string = XSTRING (tem)->data; |
| 1533 | completion_string = XSTRING (completion)->data; |
| 1534 | buffer_length = XSTRING (tem)->size; /* ie ZV - BEGV */ |
| 1535 | completion_length = XSTRING (completion)->size; |
| 1536 | i = buffer_length - completion_length; |
| 1537 | /* Mly: I don't understand what this is supposed to do AT ALL */ |
| 1538 | if (i > 0 || |
| 1539 | 0 <= scmp (buffer_string, completion_string, buffer_length)) |
| 1540 | { |
| 1541 | /* Set buffer to longest match of buffer tail and completion head. */ |
| 1542 | if (i <= 0) i = 1; |
| 1543 | buffer_string += i; |
| 1544 | buffer_length -= i; |
| 1545 | while (0 <= scmp (buffer_string++, completion_string, buffer_length--)) |
| 1546 | i++; |
| 1547 | del_range (1, i + 1); |
| 1548 | SET_PT (ZV); |
| 1549 | } |
| 1550 | UNGCPRO; |
| 1551 | } |
| 1552 | #endif /* Rewritten code */ |
| 1553 | i = ZV - BEGV; |
| 1554 | |
| 1555 | /* If completion finds next char not unique, |
| 1556 | consider adding a space or a hyphen. */ |
| 1557 | if (i == XSTRING (completion)->size) |
| 1558 | { |
| 1559 | GCPRO1 (completion); |
| 1560 | tem = Ftry_completion (concat2 (Fbuffer_string (), build_string (" ")), |
| 1561 | Vminibuffer_completion_table, |
| 1562 | Vminibuffer_completion_predicate); |
| 1563 | UNGCPRO; |
| 1564 | |
| 1565 | if (STRINGP (tem)) |
| 1566 | completion = tem; |
| 1567 | else |
| 1568 | { |
| 1569 | GCPRO1 (completion); |
| 1570 | tem = |
| 1571 | Ftry_completion (concat2 (Fbuffer_string (), build_string ("-")), |
| 1572 | Vminibuffer_completion_table, |
| 1573 | Vminibuffer_completion_predicate); |
| 1574 | UNGCPRO; |
| 1575 | |
| 1576 | if (STRINGP (tem)) |
| 1577 | completion = tem; |
| 1578 | } |
| 1579 | } |
| 1580 | |
| 1581 | /* Now find first word-break in the stuff found by completion. |
| 1582 | i gets index in string of where to stop completing. */ |
| 1583 | { |
| 1584 | int len, c; |
| 1585 | |
| 1586 | completion_string = XSTRING (completion)->data; |
| 1587 | for (; i < XSTRING (completion)->size; i += len) |
| 1588 | { |
| 1589 | c = STRING_CHAR_AND_LENGTH (completion_string + i, |
| 1590 | XSTRING (completion)->size - i, |
| 1591 | len); |
| 1592 | if (SYNTAX (c) != Sword) |
| 1593 | { |
| 1594 | i += len; |
| 1595 | break; |
| 1596 | } |
| 1597 | } |
| 1598 | } |
| 1599 | |
| 1600 | /* If got no characters, print help for user. */ |
| 1601 | |
| 1602 | if (i == ZV - BEGV) |
| 1603 | { |
| 1604 | if (auto_help) |
| 1605 | Fminibuffer_completion_help (); |
| 1606 | return Qnil; |
| 1607 | } |
| 1608 | |
| 1609 | /* Otherwise insert in minibuffer the chars we got */ |
| 1610 | |
| 1611 | Ferase_buffer (); |
| 1612 | insert_from_string (completion, 0, i, 1); |
| 1613 | return Qt; |
| 1614 | } |
| 1615 | \f |
| 1616 | DEFUN ("display-completion-list", Fdisplay_completion_list, Sdisplay_completion_list, |
| 1617 | 1, 1, 0, |
| 1618 | "Display the list of completions, COMPLETIONS, using `standard-output'.\n\ |
| 1619 | Each element may be just a symbol or string\n\ |
| 1620 | or may be a list of two strings to be printed as if concatenated.\n\ |
| 1621 | `standard-output' must be a buffer.\n\ |
| 1622 | At the end, run the normal hook `completion-setup-hook'.\n\ |
| 1623 | It can find the completion buffer in `standard-output'.") |
| 1624 | (completions) |
| 1625 | Lisp_Object completions; |
| 1626 | { |
| 1627 | Lisp_Object tail, elt; |
| 1628 | register int i; |
| 1629 | int column = 0; |
| 1630 | struct gcpro gcpro1, gcpro2; |
| 1631 | struct buffer *old = current_buffer; |
| 1632 | int first = 1; |
| 1633 | |
| 1634 | /* Note that (when it matters) every variable |
| 1635 | points to a non-string that is pointed to by COMPLETIONS, |
| 1636 | except for ELT. ELT can be pointing to a string |
| 1637 | when terpri or Findent_to calls a change hook. */ |
| 1638 | elt = Qnil; |
| 1639 | GCPRO2 (completions, elt); |
| 1640 | |
| 1641 | if (BUFFERP (Vstandard_output)) |
| 1642 | set_buffer_internal (XBUFFER (Vstandard_output)); |
| 1643 | |
| 1644 | if (NILP (completions)) |
| 1645 | write_string ("There are no possible completions of what you have typed.", |
| 1646 | -1); |
| 1647 | else |
| 1648 | { |
| 1649 | write_string ("Possible completions are:", -1); |
| 1650 | for (tail = completions, i = 0; !NILP (tail); tail = Fcdr (tail), i++) |
| 1651 | { |
| 1652 | Lisp_Object tem; |
| 1653 | int length; |
| 1654 | Lisp_Object startpos, endpos; |
| 1655 | |
| 1656 | elt = Fcar (tail); |
| 1657 | /* Compute the length of this element. */ |
| 1658 | if (CONSP (elt)) |
| 1659 | { |
| 1660 | tem = XCAR (elt); |
| 1661 | CHECK_STRING (tem, 0); |
| 1662 | length = XSTRING (tem)->size; |
| 1663 | |
| 1664 | tem = Fcar (XCDR (elt)); |
| 1665 | CHECK_STRING (tem, 0); |
| 1666 | length += XSTRING (tem)->size; |
| 1667 | } |
| 1668 | else |
| 1669 | { |
| 1670 | CHECK_STRING (elt, 0); |
| 1671 | length = XSTRING (elt)->size; |
| 1672 | } |
| 1673 | |
| 1674 | /* This does a bad job for narrower than usual windows. |
| 1675 | Sadly, the window it will appear in is not known |
| 1676 | until after the text has been made. */ |
| 1677 | |
| 1678 | if (BUFFERP (Vstandard_output)) |
| 1679 | XSETINT (startpos, BUF_PT (XBUFFER (Vstandard_output))); |
| 1680 | |
| 1681 | /* If the previous completion was very wide, |
| 1682 | or we have two on this line already, |
| 1683 | don't put another on the same line. */ |
| 1684 | if (column > 33 || first |
| 1685 | /* If this is really wide, don't put it second on a line. */ |
| 1686 | || column > 0 && length > 45) |
| 1687 | { |
| 1688 | Fterpri (Qnil); |
| 1689 | column = 0; |
| 1690 | } |
| 1691 | /* Otherwise advance to column 35. */ |
| 1692 | else |
| 1693 | { |
| 1694 | if (BUFFERP (Vstandard_output)) |
| 1695 | { |
| 1696 | tem = Findent_to (make_number (35), make_number (2)); |
| 1697 | |
| 1698 | column = XINT (tem); |
| 1699 | } |
| 1700 | else |
| 1701 | { |
| 1702 | do |
| 1703 | { |
| 1704 | write_string (" ", -1); |
| 1705 | column++; |
| 1706 | } |
| 1707 | while (column < 35); |
| 1708 | } |
| 1709 | } |
| 1710 | |
| 1711 | if (BUFFERP (Vstandard_output)) |
| 1712 | { |
| 1713 | XSETINT (endpos, BUF_PT (XBUFFER (Vstandard_output))); |
| 1714 | Fset_text_properties (startpos, endpos, |
| 1715 | Qnil, Vstandard_output); |
| 1716 | } |
| 1717 | |
| 1718 | /* Output this element and update COLUMN. */ |
| 1719 | if (CONSP (elt)) |
| 1720 | { |
| 1721 | Fprinc (Fcar (elt), Qnil); |
| 1722 | Fprinc (Fcar (Fcdr (elt)), Qnil); |
| 1723 | } |
| 1724 | else |
| 1725 | Fprinc (elt, Qnil); |
| 1726 | |
| 1727 | column += length; |
| 1728 | |
| 1729 | /* If output is to a buffer, recompute COLUMN in a way |
| 1730 | that takes account of character widths. */ |
| 1731 | if (BUFFERP (Vstandard_output)) |
| 1732 | { |
| 1733 | tem = Fcurrent_column (); |
| 1734 | column = XINT (tem); |
| 1735 | } |
| 1736 | |
| 1737 | first = 0; |
| 1738 | } |
| 1739 | } |
| 1740 | |
| 1741 | UNGCPRO; |
| 1742 | |
| 1743 | if (BUFFERP (Vstandard_output)) |
| 1744 | set_buffer_internal (old); |
| 1745 | |
| 1746 | if (!NILP (Vrun_hooks)) |
| 1747 | call1 (Vrun_hooks, intern ("completion-setup-hook")); |
| 1748 | |
| 1749 | return Qnil; |
| 1750 | } |
| 1751 | |
| 1752 | DEFUN ("minibuffer-completion-help", Fminibuffer_completion_help, Sminibuffer_completion_help, |
| 1753 | 0, 0, "", |
| 1754 | "Display a list of possible completions of the current minibuffer contents.") |
| 1755 | () |
| 1756 | { |
| 1757 | Lisp_Object completions; |
| 1758 | |
| 1759 | message ("Making completion list..."); |
| 1760 | completions = Fall_completions (Fbuffer_string (), |
| 1761 | Vminibuffer_completion_table, |
| 1762 | Vminibuffer_completion_predicate, |
| 1763 | Qt); |
| 1764 | echo_area_glyphs = 0; |
| 1765 | |
| 1766 | if (NILP (completions)) |
| 1767 | { |
| 1768 | bitch_at_user (); |
| 1769 | temp_echo_area_glyphs (" [No completions]"); |
| 1770 | } |
| 1771 | else |
| 1772 | internal_with_output_to_temp_buffer ("*Completions*", |
| 1773 | Fdisplay_completion_list, |
| 1774 | Fsort (completions, Qstring_lessp)); |
| 1775 | return Qnil; |
| 1776 | } |
| 1777 | \f |
| 1778 | DEFUN ("self-insert-and-exit", Fself_insert_and_exit, Sself_insert_and_exit, 0, 0, "", |
| 1779 | "Terminate minibuffer input.") |
| 1780 | () |
| 1781 | { |
| 1782 | if (INTEGERP (last_command_char)) |
| 1783 | internal_self_insert (last_command_char, 0); |
| 1784 | else |
| 1785 | bitch_at_user (); |
| 1786 | |
| 1787 | Fthrow (Qexit, Qnil); |
| 1788 | } |
| 1789 | |
| 1790 | DEFUN ("exit-minibuffer", Fexit_minibuffer, Sexit_minibuffer, 0, 0, "", |
| 1791 | "Terminate this minibuffer argument.") |
| 1792 | () |
| 1793 | { |
| 1794 | Fthrow (Qexit, Qnil); |
| 1795 | } |
| 1796 | |
| 1797 | DEFUN ("minibuffer-depth", Fminibuffer_depth, Sminibuffer_depth, 0, 0, 0, |
| 1798 | "Return current depth of activations of minibuffer, a nonnegative integer.") |
| 1799 | () |
| 1800 | { |
| 1801 | return make_number (minibuf_level); |
| 1802 | } |
| 1803 | |
| 1804 | DEFUN ("minibuffer-prompt", Fminibuffer_prompt, Sminibuffer_prompt, 0, 0, 0, |
| 1805 | "Return the prompt string of the currently-active minibuffer.\n\ |
| 1806 | If no minibuffer is active, return nil.") |
| 1807 | () |
| 1808 | { |
| 1809 | return Fcopy_sequence (minibuf_prompt); |
| 1810 | } |
| 1811 | |
| 1812 | DEFUN ("minibuffer-prompt-width", Fminibuffer_prompt_width, |
| 1813 | Sminibuffer_prompt_width, 0, 0, 0, |
| 1814 | "Return the display width of the minibuffer prompt.") |
| 1815 | () |
| 1816 | { |
| 1817 | Lisp_Object width; |
| 1818 | XSETFASTINT (width, minibuf_prompt_width); |
| 1819 | return width; |
| 1820 | } |
| 1821 | \f |
| 1822 | /* Temporarily display the string M at the end of the current |
| 1823 | minibuffer contents. This is used to display things like |
| 1824 | "[No Match]" when the user requests a completion for a prefix |
| 1825 | that has no possible completions, and other quick, unobtrusive |
| 1826 | messages. */ |
| 1827 | |
| 1828 | temp_echo_area_glyphs (m) |
| 1829 | char *m; |
| 1830 | { |
| 1831 | int osize = ZV; |
| 1832 | int opoint = PT; |
| 1833 | Lisp_Object oinhibit; |
| 1834 | oinhibit = Vinhibit_quit; |
| 1835 | |
| 1836 | /* Clear out any old echo-area message to make way for our new thing. */ |
| 1837 | message (0); |
| 1838 | |
| 1839 | SET_PT (osize); |
| 1840 | insert_string (m); |
| 1841 | SET_PT (opoint); |
| 1842 | Vinhibit_quit = Qt; |
| 1843 | Fsit_for (make_number (2), Qnil, Qnil); |
| 1844 | del_range (osize, ZV); |
| 1845 | SET_PT (opoint); |
| 1846 | if (!NILP (Vquit_flag)) |
| 1847 | { |
| 1848 | Vquit_flag = Qnil; |
| 1849 | Vunread_command_events = Fcons (make_number (quit_char), Qnil); |
| 1850 | } |
| 1851 | Vinhibit_quit = oinhibit; |
| 1852 | } |
| 1853 | |
| 1854 | DEFUN ("minibuffer-message", Fminibuffer_message, Sminibuffer_message, |
| 1855 | 1, 1, 0, |
| 1856 | "Temporarily display STRING at the end of the minibuffer.\n\ |
| 1857 | The text is displayed for two seconds,\n\ |
| 1858 | or until the next input event arrives, whichever comes first.") |
| 1859 | (string) |
| 1860 | Lisp_Object string; |
| 1861 | { |
| 1862 | temp_echo_area_glyphs (XSTRING (string)->data); |
| 1863 | return Qnil; |
| 1864 | } |
| 1865 | \f |
| 1866 | init_minibuf_once () |
| 1867 | { |
| 1868 | Vminibuffer_list = Qnil; |
| 1869 | staticpro (&Vminibuffer_list); |
| 1870 | } |
| 1871 | |
| 1872 | syms_of_minibuf () |
| 1873 | { |
| 1874 | minibuf_level = 0; |
| 1875 | minibuf_prompt = Qnil; |
| 1876 | staticpro (&minibuf_prompt); |
| 1877 | |
| 1878 | minibuf_save_list = Qnil; |
| 1879 | staticpro (&minibuf_save_list); |
| 1880 | |
| 1881 | Qread_file_name_internal = intern ("read-file-name-internal"); |
| 1882 | staticpro (&Qread_file_name_internal); |
| 1883 | |
| 1884 | Qminibuffer_default = intern ("minibuffer-default"); |
| 1885 | staticpro (&Qminibuffer_default); |
| 1886 | Fset (Qminibuffer_default, Qnil); |
| 1887 | |
| 1888 | Qminibuffer_completion_table = intern ("minibuffer-completion-table"); |
| 1889 | staticpro (&Qminibuffer_completion_table); |
| 1890 | |
| 1891 | Qminibuffer_completion_confirm = intern ("minibuffer-completion-confirm"); |
| 1892 | staticpro (&Qminibuffer_completion_confirm); |
| 1893 | |
| 1894 | Qminibuffer_completion_predicate = intern ("minibuffer-completion-predicate"); |
| 1895 | staticpro (&Qminibuffer_completion_predicate); |
| 1896 | |
| 1897 | staticpro (&last_exact_completion); |
| 1898 | last_exact_completion = Qnil; |
| 1899 | |
| 1900 | staticpro (&last_minibuf_string); |
| 1901 | last_minibuf_string = Qnil; |
| 1902 | |
| 1903 | Quser_variable_p = intern ("user-variable-p"); |
| 1904 | staticpro (&Quser_variable_p); |
| 1905 | |
| 1906 | Qminibuffer_history = intern ("minibuffer-history"); |
| 1907 | staticpro (&Qminibuffer_history); |
| 1908 | |
| 1909 | Qminibuffer_setup_hook = intern ("minibuffer-setup-hook"); |
| 1910 | staticpro (&Qminibuffer_setup_hook); |
| 1911 | |
| 1912 | Qminibuffer_exit_hook = intern ("minibuffer-exit-hook"); |
| 1913 | staticpro (&Qminibuffer_exit_hook); |
| 1914 | |
| 1915 | Qhistory_length = intern ("history-length"); |
| 1916 | staticpro (&Qhistory_length); |
| 1917 | |
| 1918 | DEFVAR_LISP ("minibuffer-setup-hook", &Vminibuffer_setup_hook, |
| 1919 | "Normal hook run just after entry to minibuffer."); |
| 1920 | Vminibuffer_setup_hook = Qnil; |
| 1921 | |
| 1922 | DEFVAR_LISP ("minibuffer-exit-hook", &Vminibuffer_exit_hook, |
| 1923 | "Normal hook run just after exit from minibuffer."); |
| 1924 | Vminibuffer_exit_hook = Qnil; |
| 1925 | |
| 1926 | DEFVAR_LISP ("history-length", &Vhistory_length, |
| 1927 | "*Maximum length for history lists before truncation takes place.\n\ |
| 1928 | A number means that length; t means infinite. Truncation takes place\n\ |
| 1929 | just after a new element is inserted. Setting the history-length\n\ |
| 1930 | property of a history variable overrides this default."); |
| 1931 | XSETFASTINT (Vhistory_length, 30); |
| 1932 | |
| 1933 | DEFVAR_BOOL ("completion-auto-help", &auto_help, |
| 1934 | "*Non-nil means automatically provide help for invalid completion input."); |
| 1935 | auto_help = 1; |
| 1936 | |
| 1937 | DEFVAR_BOOL ("completion-ignore-case", &completion_ignore_case, |
| 1938 | "Non-nil means don't consider case significant in completion."); |
| 1939 | completion_ignore_case = 0; |
| 1940 | |
| 1941 | DEFVAR_BOOL ("enable-recursive-minibuffers", &enable_recursive_minibuffers, |
| 1942 | "*Non-nil means to allow minibuffer commands while in the minibuffer.\n\ |
| 1943 | More precisely, this variable makes a difference when the minibuffer window\n\ |
| 1944 | is the selected window. If you are in some other window, minibuffer commands\n\ |
| 1945 | are allowed even if a minibuffer is active."); |
| 1946 | enable_recursive_minibuffers = 0; |
| 1947 | |
| 1948 | DEFVAR_LISP ("minibuffer-completion-table", &Vminibuffer_completion_table, |
| 1949 | "Alist or obarray used for completion in the minibuffer.\n\ |
| 1950 | This becomes the ALIST argument to `try-completion' and `all-completion'.\n\ |
| 1951 | \n\ |
| 1952 | The value may alternatively be a function, which is given three arguments:\n\ |
| 1953 | STRING, the current buffer contents;\n\ |
| 1954 | PREDICATE, the predicate for filtering possible matches;\n\ |
| 1955 | CODE, which says what kind of things to do.\n\ |
| 1956 | CODE can be nil, t or `lambda'.\n\ |
| 1957 | nil means to return the best completion of STRING, or nil if there is none.\n\ |
| 1958 | t means to return a list of all possible completions of STRING.\n\ |
| 1959 | `lambda' means to return t if STRING is a valid completion as it stands."); |
| 1960 | Vminibuffer_completion_table = Qnil; |
| 1961 | |
| 1962 | DEFVAR_LISP ("minibuffer-completion-predicate", &Vminibuffer_completion_predicate, |
| 1963 | "Within call to `completing-read', this holds the PREDICATE argument."); |
| 1964 | Vminibuffer_completion_predicate = Qnil; |
| 1965 | |
| 1966 | DEFVAR_LISP ("minibuffer-completion-confirm", &Vminibuffer_completion_confirm, |
| 1967 | "Non-nil => demand confirmation of completion before exiting minibuffer."); |
| 1968 | Vminibuffer_completion_confirm = Qnil; |
| 1969 | |
| 1970 | DEFVAR_LISP ("minibuffer-help-form", &Vminibuffer_help_form, |
| 1971 | "Value that `help-form' takes on inside the minibuffer."); |
| 1972 | Vminibuffer_help_form = Qnil; |
| 1973 | |
| 1974 | DEFVAR_LISP ("minibuffer-history-variable", &Vminibuffer_history_variable, |
| 1975 | "History list symbol to add minibuffer values to.\n\ |
| 1976 | Each string of minibuffer input, as it appears on exit from the minibuffer,\n\ |
| 1977 | is added with\n\ |
| 1978 | (set minibuffer-history-variable\n\ |
| 1979 | (cons STRING (symbol-value minibuffer-history-variable)))"); |
| 1980 | XSETFASTINT (Vminibuffer_history_variable, 0); |
| 1981 | |
| 1982 | DEFVAR_LISP ("minibuffer-history-position", &Vminibuffer_history_position, |
| 1983 | "Current position of redoing in the history list."); |
| 1984 | Vminibuffer_history_position = Qnil; |
| 1985 | |
| 1986 | DEFVAR_BOOL ("minibuffer-auto-raise", &minibuffer_auto_raise, |
| 1987 | "*Non-nil means entering the minibuffer raises the minibuffer's frame.\n\ |
| 1988 | Some uses of the echo area also raise that frame (since they use it too)."); |
| 1989 | minibuffer_auto_raise = 0; |
| 1990 | |
| 1991 | DEFVAR_LISP ("completion-regexp-list", &Vcompletion_regexp_list, |
| 1992 | "List of regexps that should restrict possible completions."); |
| 1993 | Vcompletion_regexp_list = Qnil; |
| 1994 | |
| 1995 | DEFVAR_BOOL ("minibuffer-allow-text-properties", |
| 1996 | &minibuffer_allow_text_properties, |
| 1997 | "Non-nil means `read-from-miniffer' should not discard text properties.\n\ |
| 1998 | This also affects `read-string', but it does not affect `read-minibuffer',\n\ |
| 1999 | `read-no-blanks-input', or any of the functions that do minibuffer input\n\ |
| 2000 | with completion; they always discard text properties."); |
| 2001 | minibuffer_allow_text_properties = 0; |
| 2002 | |
| 2003 | defsubr (&Sset_minibuffer_window); |
| 2004 | defsubr (&Sread_from_minibuffer); |
| 2005 | defsubr (&Seval_minibuffer); |
| 2006 | defsubr (&Sread_minibuffer); |
| 2007 | defsubr (&Sread_string); |
| 2008 | defsubr (&Sread_command); |
| 2009 | defsubr (&Sread_variable); |
| 2010 | defsubr (&Sread_buffer); |
| 2011 | defsubr (&Sread_no_blanks_input); |
| 2012 | defsubr (&Sminibuffer_depth); |
| 2013 | defsubr (&Sminibuffer_prompt); |
| 2014 | defsubr (&Sminibuffer_prompt_width); |
| 2015 | |
| 2016 | defsubr (&Stry_completion); |
| 2017 | defsubr (&Sall_completions); |
| 2018 | defsubr (&Scompleting_read); |
| 2019 | defsubr (&Sminibuffer_complete); |
| 2020 | defsubr (&Sminibuffer_complete_word); |
| 2021 | defsubr (&Sminibuffer_complete_and_exit); |
| 2022 | defsubr (&Sdisplay_completion_list); |
| 2023 | defsubr (&Sminibuffer_completion_help); |
| 2024 | |
| 2025 | defsubr (&Sself_insert_and_exit); |
| 2026 | defsubr (&Sexit_minibuffer); |
| 2027 | |
| 2028 | defsubr (&Sminibuffer_message); |
| 2029 | } |
| 2030 | |
| 2031 | keys_of_minibuf () |
| 2032 | { |
| 2033 | initial_define_key (Vminibuffer_local_map, Ctl ('g'), |
| 2034 | "abort-recursive-edit"); |
| 2035 | initial_define_key (Vminibuffer_local_map, Ctl ('m'), |
| 2036 | "exit-minibuffer"); |
| 2037 | initial_define_key (Vminibuffer_local_map, Ctl ('j'), |
| 2038 | "exit-minibuffer"); |
| 2039 | |
| 2040 | initial_define_key (Vminibuffer_local_ns_map, Ctl ('g'), |
| 2041 | "abort-recursive-edit"); |
| 2042 | initial_define_key (Vminibuffer_local_ns_map, Ctl ('m'), |
| 2043 | "exit-minibuffer"); |
| 2044 | initial_define_key (Vminibuffer_local_ns_map, Ctl ('j'), |
| 2045 | "exit-minibuffer"); |
| 2046 | |
| 2047 | initial_define_key (Vminibuffer_local_ns_map, ' ', |
| 2048 | "exit-minibuffer"); |
| 2049 | initial_define_key (Vminibuffer_local_ns_map, '\t', |
| 2050 | "exit-minibuffer"); |
| 2051 | initial_define_key (Vminibuffer_local_ns_map, '?', |
| 2052 | "self-insert-and-exit"); |
| 2053 | |
| 2054 | initial_define_key (Vminibuffer_local_completion_map, Ctl ('g'), |
| 2055 | "abort-recursive-edit"); |
| 2056 | initial_define_key (Vminibuffer_local_completion_map, Ctl ('m'), |
| 2057 | "exit-minibuffer"); |
| 2058 | initial_define_key (Vminibuffer_local_completion_map, Ctl ('j'), |
| 2059 | "exit-minibuffer"); |
| 2060 | |
| 2061 | initial_define_key (Vminibuffer_local_completion_map, '\t', |
| 2062 | "minibuffer-complete"); |
| 2063 | initial_define_key (Vminibuffer_local_completion_map, ' ', |
| 2064 | "minibuffer-complete-word"); |
| 2065 | initial_define_key (Vminibuffer_local_completion_map, '?', |
| 2066 | "minibuffer-completion-help"); |
| 2067 | |
| 2068 | initial_define_key (Vminibuffer_local_must_match_map, Ctl ('g'), |
| 2069 | "abort-recursive-edit"); |
| 2070 | initial_define_key (Vminibuffer_local_must_match_map, Ctl ('m'), |
| 2071 | "minibuffer-complete-and-exit"); |
| 2072 | initial_define_key (Vminibuffer_local_must_match_map, Ctl ('j'), |
| 2073 | "minibuffer-complete-and-exit"); |
| 2074 | initial_define_key (Vminibuffer_local_must_match_map, '\t', |
| 2075 | "minibuffer-complete"); |
| 2076 | initial_define_key (Vminibuffer_local_must_match_map, ' ', |
| 2077 | "minibuffer-complete-word"); |
| 2078 | initial_define_key (Vminibuffer_local_must_match_map, '?', |
| 2079 | "minibuffer-completion-help"); |
| 2080 | } |