| 1 | /* Simple built-in editing commands. |
| 2 | Copyright (C) 1985, 93, 94, 95, 96, 97, 1998 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 "syntax.h" |
| 28 | #include "window.h" |
| 29 | #include "keyboard.h" |
| 30 | #include "dispextern.h" |
| 31 | |
| 32 | Lisp_Object Qkill_forward_chars, Qkill_backward_chars, Vblink_paren_function; |
| 33 | |
| 34 | /* A possible value for a buffer's overwrite-mode variable. */ |
| 35 | Lisp_Object Qoverwrite_mode_binary; |
| 36 | |
| 37 | /* Non-nil means put this face on the next self-inserting character. */ |
| 38 | Lisp_Object Vself_insert_face; |
| 39 | |
| 40 | /* This is the command that set up Vself_insert_face. */ |
| 41 | Lisp_Object Vself_insert_face_command; |
| 42 | |
| 43 | extern Lisp_Object Qface; |
| 44 | \f |
| 45 | DEFUN ("forward-point", Fforward_point, Sforward_point, 1, 1, 0, |
| 46 | "Return buffer position N characters after (before if N negative) point.") |
| 47 | (n) |
| 48 | Lisp_Object n; |
| 49 | { |
| 50 | CHECK_NUMBER (n, 0); |
| 51 | |
| 52 | return make_number (PT + XINT (n)); |
| 53 | } |
| 54 | |
| 55 | DEFUN ("forward-char", Fforward_char, Sforward_char, 0, 1, "p", |
| 56 | "Move point right N characters (left if N is negative).\n\ |
| 57 | On reaching end of buffer, stop and signal error.") |
| 58 | (n) |
| 59 | Lisp_Object n; |
| 60 | { |
| 61 | if (NILP (n)) |
| 62 | XSETFASTINT (n, 1); |
| 63 | else |
| 64 | CHECK_NUMBER (n, 0); |
| 65 | |
| 66 | /* This used to just set point to point + XINT (n), and then check |
| 67 | to see if it was within boundaries. But now that SET_PT can |
| 68 | potentially do a lot of stuff (calling entering and exiting |
| 69 | hooks, etcetera), that's not a good approach. So we validate the |
| 70 | proposed position, then set point. */ |
| 71 | { |
| 72 | int new_point = PT + XINT (n); |
| 73 | |
| 74 | if (new_point < BEGV) |
| 75 | { |
| 76 | SET_PT (BEGV); |
| 77 | Fsignal (Qbeginning_of_buffer, Qnil); |
| 78 | } |
| 79 | if (new_point > ZV) |
| 80 | { |
| 81 | SET_PT (ZV); |
| 82 | Fsignal (Qend_of_buffer, Qnil); |
| 83 | } |
| 84 | |
| 85 | SET_PT (new_point); |
| 86 | } |
| 87 | |
| 88 | return Qnil; |
| 89 | } |
| 90 | |
| 91 | DEFUN ("backward-char", Fbackward_char, Sbackward_char, 0, 1, "p", |
| 92 | "Move point left N characters (right if N is negative).\n\ |
| 93 | On attempt to pass beginning or end of buffer, stop and signal error.") |
| 94 | (n) |
| 95 | Lisp_Object n; |
| 96 | { |
| 97 | if (NILP (n)) |
| 98 | XSETFASTINT (n, 1); |
| 99 | else |
| 100 | CHECK_NUMBER (n, 0); |
| 101 | |
| 102 | XSETINT (n, - XINT (n)); |
| 103 | return Fforward_char (n); |
| 104 | } |
| 105 | |
| 106 | DEFUN ("forward-line", Fforward_line, Sforward_line, 0, 1, "p", |
| 107 | "Move N lines forward (backward if N is negative).\n\ |
| 108 | Precisely, if point is on line I, move to the start of line I + N.\n\ |
| 109 | If there isn't room, go as far as possible (no error).\n\ |
| 110 | Returns the count of lines left to move. If moving forward,\n\ |
| 111 | that is N - number of lines moved; if backward, N + number moved.\n\ |
| 112 | With positive N, a non-empty line at the end counts as one line\n\ |
| 113 | successfully moved (for the return value).") |
| 114 | (n) |
| 115 | Lisp_Object n; |
| 116 | { |
| 117 | int opoint = PT, opoint_byte = PT_BYTE; |
| 118 | int pos, pos_byte; |
| 119 | int count, shortage; |
| 120 | int temp; |
| 121 | |
| 122 | if (NILP (n)) |
| 123 | count = 1; |
| 124 | else |
| 125 | { |
| 126 | CHECK_NUMBER (n, 0); |
| 127 | count = XINT (n); |
| 128 | } |
| 129 | |
| 130 | if (count <= 0) |
| 131 | shortage = scan_newline (PT, PT_BYTE, BEGV, BEGV_BYTE, count - 1, 1); |
| 132 | else |
| 133 | shortage = scan_newline (PT, PT_BYTE, ZV, ZV_BYTE, count, 1); |
| 134 | |
| 135 | /* Since scan_newline does TEMP_SET_PT_BOTH, |
| 136 | and we want to set PT "for real", |
| 137 | go back to the old point and then come back here. */ |
| 138 | pos = PT; |
| 139 | pos_byte = PT_BYTE; |
| 140 | TEMP_SET_PT_BOTH (opoint, opoint_byte); |
| 141 | SET_PT_BOTH (pos, pos_byte); |
| 142 | |
| 143 | if (shortage > 0 |
| 144 | && (count <= 0 |
| 145 | || (ZV > BEGV |
| 146 | && PT != opoint |
| 147 | && (FETCH_BYTE (PT_BYTE - 1) != '\n')))) |
| 148 | shortage--; |
| 149 | |
| 150 | return make_number (count <= 0 ? - shortage : shortage); |
| 151 | } |
| 152 | |
| 153 | DEFUN ("beginning-of-line", Fbeginning_of_line, Sbeginning_of_line, |
| 154 | 0, 1, "p", |
| 155 | "Move point to beginning of current line.\n\ |
| 156 | With argument N not nil or 1, move forward N - 1 lines first.\n\ |
| 157 | If scan reaches end of buffer, stop there without error.") |
| 158 | (n) |
| 159 | Lisp_Object n; |
| 160 | { |
| 161 | if (NILP (n)) |
| 162 | XSETFASTINT (n, 1); |
| 163 | else |
| 164 | CHECK_NUMBER (n, 0); |
| 165 | |
| 166 | SET_PT (XINT (Fline_beginning_position (n))); |
| 167 | return Qnil; |
| 168 | } |
| 169 | |
| 170 | DEFUN ("end-of-line", Fend_of_line, Send_of_line, |
| 171 | 0, 1, "p", |
| 172 | "Move point to end of current line.\n\ |
| 173 | With argument N not nil or 1, move forward N - 1 lines first.\n\ |
| 174 | If scan reaches end of buffer, stop there without error.") |
| 175 | (n) |
| 176 | Lisp_Object n; |
| 177 | { |
| 178 | register int pos; |
| 179 | register int stop; |
| 180 | |
| 181 | if (NILP (n)) |
| 182 | XSETFASTINT (n, 1); |
| 183 | else |
| 184 | CHECK_NUMBER (n, 0); |
| 185 | |
| 186 | SET_PT (XINT (Fline_end_position (n))); |
| 187 | |
| 188 | return Qnil; |
| 189 | } |
| 190 | |
| 191 | DEFUN ("delete-char", Fdelete_char, Sdelete_char, 1, 2, "p\nP", |
| 192 | "Delete the following N characters (previous if N is negative).\n\ |
| 193 | Optional second arg KILLFLAG non-nil means kill instead (save in kill ring).\n\ |
| 194 | Interactively, N is the prefix arg, and KILLFLAG is set if\n\ |
| 195 | N was explicitly specified.") |
| 196 | (n, killflag) |
| 197 | Lisp_Object n, killflag; |
| 198 | { |
| 199 | int pos; |
| 200 | |
| 201 | CHECK_NUMBER (n, 0); |
| 202 | |
| 203 | pos = PT + XINT (n); |
| 204 | if (NILP (killflag)) |
| 205 | { |
| 206 | if (XINT (n) < 0) |
| 207 | { |
| 208 | if (pos < BEGV) |
| 209 | Fsignal (Qbeginning_of_buffer, Qnil); |
| 210 | else |
| 211 | del_range (pos, PT); |
| 212 | } |
| 213 | else |
| 214 | { |
| 215 | if (pos > ZV) |
| 216 | Fsignal (Qend_of_buffer, Qnil); |
| 217 | else |
| 218 | del_range (PT, pos); |
| 219 | } |
| 220 | } |
| 221 | else |
| 222 | { |
| 223 | call1 (Qkill_forward_chars, n); |
| 224 | } |
| 225 | return Qnil; |
| 226 | } |
| 227 | |
| 228 | DEFUN ("delete-backward-char", Fdelete_backward_char, Sdelete_backward_char, |
| 229 | 1, 2, "p\nP", |
| 230 | "Delete the previous N characters (following if N is negative).\n\ |
| 231 | Optional second arg KILLFLAG non-nil means kill instead (save in kill ring).\n\ |
| 232 | Interactively, N is the prefix arg, and KILLFLAG is set if\n\ |
| 233 | N was explicitly specified.") |
| 234 | (n, killflag) |
| 235 | Lisp_Object n, killflag; |
| 236 | { |
| 237 | Lisp_Object value; |
| 238 | int deleted_special = 0; |
| 239 | int pos, pos_byte, i; |
| 240 | |
| 241 | CHECK_NUMBER (n, 0); |
| 242 | |
| 243 | /* See if we are about to delete a tab or newline backwards. */ |
| 244 | pos = PT; |
| 245 | pos_byte = PT_BYTE; |
| 246 | for (i = 0; i < XINT (n) && pos_byte > BEGV_BYTE; i++) |
| 247 | { |
| 248 | int c; |
| 249 | |
| 250 | DEC_BOTH (pos, pos_byte); |
| 251 | c = FETCH_BYTE (pos_byte); |
| 252 | if (c == '\t' || c == '\n') |
| 253 | { |
| 254 | deleted_special = 1; |
| 255 | break; |
| 256 | } |
| 257 | } |
| 258 | |
| 259 | /* In overwrite mode, back over columns while clearing them out, |
| 260 | unless at end of line. */ |
| 261 | if (XINT (n) > 0 |
| 262 | && ! NILP (current_buffer->overwrite_mode) |
| 263 | && ! deleted_special |
| 264 | && ! (PT == ZV || FETCH_BYTE (PT_BYTE) == '\n')) |
| 265 | { |
| 266 | int column = current_column (); |
| 267 | |
| 268 | value = Fdelete_char (make_number (-XINT (n)), killflag); |
| 269 | i = column - current_column (); |
| 270 | Finsert_char (make_number (' '), make_number (i), Qnil); |
| 271 | /* Whitespace chars are ASCII chars, so we can simply subtract. */ |
| 272 | SET_PT_BOTH (PT - i, PT_BYTE - i); |
| 273 | } |
| 274 | else |
| 275 | value = Fdelete_char (make_number (-XINT (n)), killflag); |
| 276 | |
| 277 | return value; |
| 278 | } |
| 279 | |
| 280 | DEFUN ("self-insert-command", Fself_insert_command, Sself_insert_command, 1, 1, "p", |
| 281 | "Insert the character you type.\n\ |
| 282 | Whichever character you type to run this command is inserted.") |
| 283 | (n) |
| 284 | Lisp_Object n; |
| 285 | { |
| 286 | int character = XINT (last_command_char); |
| 287 | |
| 288 | CHECK_NUMBER (n, 0); |
| 289 | |
| 290 | /* Barf if the key that invoked this was not a character. */ |
| 291 | if (!INTEGERP (last_command_char)) |
| 292 | bitch_at_user (); |
| 293 | else if (XINT (n) >= 2 && NILP (current_buffer->overwrite_mode)) |
| 294 | { |
| 295 | int modified_char = character; |
| 296 | /* Add the offset to the character, for Finsert_char. |
| 297 | We pass internal_self_insert the unmodified character |
| 298 | because it itself does this offsetting. */ |
| 299 | if (! NILP (current_buffer->enable_multibyte_characters)) |
| 300 | modified_char = unibyte_char_to_multibyte (modified_char); |
| 301 | |
| 302 | XSETFASTINT (n, XFASTINT (n) - 2); |
| 303 | /* The first one might want to expand an abbrev. */ |
| 304 | internal_self_insert (character, 1); |
| 305 | /* The bulk of the copies of this char can be inserted simply. |
| 306 | We don't have to handle a user-specified face specially |
| 307 | because it will get inherited from the first char inserted. */ |
| 308 | Finsert_char (make_number (modified_char), n, Qt); |
| 309 | /* The last one might want to auto-fill. */ |
| 310 | internal_self_insert (character, 0); |
| 311 | } |
| 312 | else |
| 313 | while (XINT (n) > 0) |
| 314 | { |
| 315 | /* Ok since old and new vals both nonneg */ |
| 316 | XSETFASTINT (n, XFASTINT (n) - 1); |
| 317 | internal_self_insert (character, XFASTINT (n) != 0); |
| 318 | } |
| 319 | |
| 320 | return Qnil; |
| 321 | } |
| 322 | |
| 323 | /* Insert character C. If NOAUTOFILL is nonzero, don't do autofill |
| 324 | even if it is enabled. |
| 325 | |
| 326 | If this insertion is suitable for direct output (completely simple), |
| 327 | return 0. A value of 1 indicates this *might* not have been simple. |
| 328 | A value of 2 means this did things that call for an undo boundary. */ |
| 329 | |
| 330 | int |
| 331 | internal_self_insert (c, noautofill) |
| 332 | int c; |
| 333 | int noautofill; |
| 334 | { |
| 335 | extern Lisp_Object Fexpand_abbrev (); |
| 336 | int hairy = 0; |
| 337 | Lisp_Object tem; |
| 338 | register enum syntaxcode synt; |
| 339 | Lisp_Object overwrite, string; |
| 340 | /* Length of multi-byte form of C. */ |
| 341 | int len; |
| 342 | /* Working buffer and pointer for multi-byte form of C. */ |
| 343 | unsigned char workbuf[4], *str; |
| 344 | int chars_to_delete = 0; |
| 345 | int spaces_to_insert = 0; |
| 346 | |
| 347 | overwrite = current_buffer->overwrite_mode; |
| 348 | if (!NILP (Vbefore_change_function) || !NILP (Vafter_change_function) |
| 349 | || !NILP (Vbefore_change_functions) || !NILP (Vafter_change_functions)) |
| 350 | hairy = 1; |
| 351 | |
| 352 | /* At first, get multi-byte form of C in STR. */ |
| 353 | if (!NILP (current_buffer->enable_multibyte_characters)) |
| 354 | { |
| 355 | c = unibyte_char_to_multibyte (c); |
| 356 | len = CHAR_STRING (c, workbuf, str); |
| 357 | } |
| 358 | else |
| 359 | workbuf[0] = c, str = workbuf, len = 1; |
| 360 | |
| 361 | if (!NILP (overwrite) |
| 362 | && PT < ZV) |
| 363 | { |
| 364 | /* In overwrite-mode, we substitute a character at point (C2, |
| 365 | hereafter) by C. For that, we delete C2 in advance. But, |
| 366 | just substituting C2 by C may move a remaining text in the |
| 367 | line to the right or to the left, which is not preferable. |
| 368 | So we insert more spaces or delete more characters in the |
| 369 | following cases: if C is narrower than C2, after deleting C2, |
| 370 | we fill columns with spaces, if C is wider than C2, we delete |
| 371 | C2 and several characters following C2. */ |
| 372 | |
| 373 | /* This is the character after point. */ |
| 374 | int c2 = FETCH_CHAR (PT_BYTE); |
| 375 | |
| 376 | /* Column the cursor should be placed at after this insertion. |
| 377 | The correct value should be calculated only when necessary. */ |
| 378 | int target_clm = 0; |
| 379 | |
| 380 | /* Overwriting in binary-mode always replaces C2 by C. |
| 381 | Overwriting in textual-mode doesn't always do that. |
| 382 | It inserts newlines in the usual way, |
| 383 | and inserts any character at end of line |
| 384 | or before a tab if it doesn't use the whole width of the tab. */ |
| 385 | if (EQ (overwrite, Qoverwrite_mode_binary) |
| 386 | || (c != '\n' |
| 387 | && c2 != '\n' |
| 388 | && ! (c2 == '\t' |
| 389 | && XINT (current_buffer->tab_width) > 0 |
| 390 | && XFASTINT (current_buffer->tab_width) < 20 |
| 391 | && (target_clm = (current_column () |
| 392 | + XINT (Fchar_width (make_number (c2)))), |
| 393 | target_clm % XFASTINT (current_buffer->tab_width))))) |
| 394 | { |
| 395 | int pos = PT; |
| 396 | int pos_byte = PT_BYTE; |
| 397 | |
| 398 | if (target_clm == 0) |
| 399 | chars_to_delete = 1; |
| 400 | else |
| 401 | { |
| 402 | /* The actual cursor position after the trial of moving |
| 403 | to column TARGET_CLM. It is greater than TARGET_CLM |
| 404 | if the TARGET_CLM is middle of multi-column |
| 405 | character. In that case, the new point is set after |
| 406 | that character. */ |
| 407 | int actual_clm |
| 408 | = XFASTINT (Fmove_to_column (make_number (target_clm), Qnil)); |
| 409 | |
| 410 | chars_to_delete = PT - pos; |
| 411 | |
| 412 | if (actual_clm > target_clm) |
| 413 | { |
| 414 | /* We will delete too many columns. Let's fill columns |
| 415 | by spaces so that the remaining text won't move. */ |
| 416 | spaces_to_insert = actual_clm - target_clm; |
| 417 | } |
| 418 | } |
| 419 | SET_PT_BOTH (pos, pos_byte); |
| 420 | hairy = 2; |
| 421 | } |
| 422 | hairy = 2; |
| 423 | } |
| 424 | if (!NILP (current_buffer->abbrev_mode) |
| 425 | && SYNTAX (c) != Sword |
| 426 | && NILP (current_buffer->read_only) |
| 427 | && PT > BEGV && SYNTAX (XFASTINT (Fprevious_char ())) == Sword) |
| 428 | { |
| 429 | int modiff = MODIFF; |
| 430 | Lisp_Object sym; |
| 431 | |
| 432 | sym = Fexpand_abbrev (); |
| 433 | |
| 434 | /* If we expanded an abbrev which has only a hook, |
| 435 | and the hook has a non-nil `no-self-insert' property, |
| 436 | return right away--don't really self-insert. */ |
| 437 | if (! NILP (sym) && ! NILP (XSYMBOL (sym)->function) |
| 438 | && SYMBOLP (XSYMBOL (sym)->function)) |
| 439 | { |
| 440 | Lisp_Object prop; |
| 441 | prop = Fget (XSYMBOL (sym)->function, intern ("no-self-insert")); |
| 442 | if (! NILP (prop)) |
| 443 | return 1; |
| 444 | } |
| 445 | |
| 446 | if (MODIFF != modiff) |
| 447 | hairy = 2; |
| 448 | } |
| 449 | |
| 450 | if (chars_to_delete) |
| 451 | { |
| 452 | string = make_string_from_bytes (str, 1, len); |
| 453 | if (spaces_to_insert) |
| 454 | { |
| 455 | tem = Fmake_string (make_number (spaces_to_insert), |
| 456 | make_number (' ')); |
| 457 | string = concat2 (tem, string); |
| 458 | } |
| 459 | |
| 460 | replace_range (PT, PT + chars_to_delete, string, 1, 1, 0); |
| 461 | Fforward_char (make_number (1 + spaces_to_insert)); |
| 462 | } |
| 463 | else |
| 464 | insert_and_inherit (str, len); |
| 465 | |
| 466 | if ((c == ' ' || c == '\n') |
| 467 | && !noautofill |
| 468 | && !NILP (current_buffer->auto_fill_function)) |
| 469 | { |
| 470 | Lisp_Object tem; |
| 471 | |
| 472 | if (c == '\n') |
| 473 | /* After inserting a newline, move to previous line and fill |
| 474 | that. Must have the newline in place already so filling and |
| 475 | justification, if any, know where the end is going to be. */ |
| 476 | SET_PT_BOTH (PT - 1, PT_BYTE - 1); |
| 477 | tem = call0 (current_buffer->auto_fill_function); |
| 478 | if (c == '\n') |
| 479 | SET_PT_BOTH (PT + 1, PT_BYTE + 1); |
| 480 | if (!NILP (tem)) |
| 481 | hairy = 2; |
| 482 | } |
| 483 | |
| 484 | #ifdef HAVE_FACES |
| 485 | /* If previous command specified a face to use, use it. */ |
| 486 | if (!NILP (Vself_insert_face) |
| 487 | && EQ (current_kboard->Vlast_command, Vself_insert_face_command)) |
| 488 | { |
| 489 | Fput_text_property (make_number (PT - 1), make_number (PT), |
| 490 | Qface, Vself_insert_face, Qnil); |
| 491 | Vself_insert_face = Qnil; |
| 492 | } |
| 493 | #endif |
| 494 | |
| 495 | synt = SYNTAX (c); |
| 496 | if ((synt == Sclose || synt == Smath) |
| 497 | && !NILP (Vblink_paren_function) && INTERACTIVE |
| 498 | && !noautofill) |
| 499 | { |
| 500 | call0 (Vblink_paren_function); |
| 501 | hairy = 2; |
| 502 | } |
| 503 | return hairy; |
| 504 | } |
| 505 | \f |
| 506 | /* module initialization */ |
| 507 | |
| 508 | void |
| 509 | syms_of_cmds () |
| 510 | { |
| 511 | Qkill_backward_chars = intern ("kill-backward-chars"); |
| 512 | staticpro (&Qkill_backward_chars); |
| 513 | |
| 514 | Qkill_forward_chars = intern ("kill-forward-chars"); |
| 515 | staticpro (&Qkill_forward_chars); |
| 516 | |
| 517 | Qoverwrite_mode_binary = intern ("overwrite-mode-binary"); |
| 518 | staticpro (&Qoverwrite_mode_binary); |
| 519 | |
| 520 | DEFVAR_LISP ("self-insert-face", &Vself_insert_face, |
| 521 | "If non-nil, set the face of the next self-inserting character to this.\n\ |
| 522 | See also `self-insert-face-command'."); |
| 523 | Vself_insert_face = Qnil; |
| 524 | |
| 525 | DEFVAR_LISP ("self-insert-face-command", &Vself_insert_face_command, |
| 526 | "This is the command that set up `self-insert-face'.\n\ |
| 527 | If `last-command' does not equal this value, we ignore `self-insert-face'."); |
| 528 | Vself_insert_face_command = Qnil; |
| 529 | |
| 530 | DEFVAR_LISP ("blink-paren-function", &Vblink_paren_function, |
| 531 | "Function called, if non-nil, whenever a close parenthesis is inserted.\n\ |
| 532 | More precisely, a char with closeparen syntax is self-inserted."); |
| 533 | Vblink_paren_function = Qnil; |
| 534 | |
| 535 | defsubr (&Sforward_point); |
| 536 | defsubr (&Sforward_char); |
| 537 | defsubr (&Sbackward_char); |
| 538 | defsubr (&Sforward_line); |
| 539 | defsubr (&Sbeginning_of_line); |
| 540 | defsubr (&Send_of_line); |
| 541 | |
| 542 | defsubr (&Sdelete_char); |
| 543 | defsubr (&Sdelete_backward_char); |
| 544 | |
| 545 | defsubr (&Sself_insert_command); |
| 546 | } |
| 547 | |
| 548 | void |
| 549 | keys_of_cmds () |
| 550 | { |
| 551 | int n; |
| 552 | |
| 553 | initial_define_key (global_map, Ctl ('I'), "self-insert-command"); |
| 554 | for (n = 040; n < 0177; n++) |
| 555 | initial_define_key (global_map, n, "self-insert-command"); |
| 556 | #ifdef MSDOS |
| 557 | for (n = 0200; n < 0240; n++) |
| 558 | initial_define_key (global_map, n, "self-insert-command"); |
| 559 | #endif |
| 560 | for (n = 0240; n < 0400; n++) |
| 561 | initial_define_key (global_map, n, "self-insert-command"); |
| 562 | |
| 563 | initial_define_key (global_map, Ctl ('A'), "beginning-of-line"); |
| 564 | initial_define_key (global_map, Ctl ('B'), "backward-char"); |
| 565 | initial_define_key (global_map, Ctl ('D'), "delete-char"); |
| 566 | initial_define_key (global_map, Ctl ('E'), "end-of-line"); |
| 567 | initial_define_key (global_map, Ctl ('F'), "forward-char"); |
| 568 | initial_define_key (global_map, 0177, "delete-backward-char"); |
| 569 | } |