| 1 | /* vi_mode.c -- A vi emulation mode for Bash. |
| 2 | Derived from code written by Jeff Sparkes (jsparkes@bnr.ca). */ |
| 3 | |
| 4 | /* Copyright (C) 1987-2018 Free Software Foundation, Inc. |
| 5 | |
| 6 | This file is part of the GNU Readline Library (Readline), a library |
| 7 | for reading lines of text with interactive input and history editing. |
| 8 | |
| 9 | Readline is free software: you can redistribute it and/or modify |
| 10 | it under the terms of the GNU General Public License as published by |
| 11 | the Free Software Foundation, either version 3 of the License, or |
| 12 | (at your option) any later version. |
| 13 | |
| 14 | Readline is distributed in the hope that it will be useful, |
| 15 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 16 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 17 | GNU General Public License for more details. |
| 18 | |
| 19 | You should have received a copy of the GNU General Public License |
| 20 | along with Readline. If not, see <http://www.gnu.org/licenses/>. |
| 21 | */ |
| 22 | |
| 23 | #define READLINE_LIBRARY |
| 24 | |
| 25 | /* **************************************************************** */ |
| 26 | /* */ |
| 27 | /* VI Emulation Mode */ |
| 28 | /* */ |
| 29 | /* **************************************************************** */ |
| 30 | #include "rlconf.h" |
| 31 | |
| 32 | #if defined (VI_MODE) |
| 33 | |
| 34 | #if defined (HAVE_CONFIG_H) |
| 35 | # include <config.h> |
| 36 | #endif |
| 37 | |
| 38 | #include <sys/types.h> |
| 39 | |
| 40 | #if defined (HAVE_STDLIB_H) |
| 41 | # include <stdlib.h> |
| 42 | #else |
| 43 | # include "ansi_stdlib.h" |
| 44 | #endif /* HAVE_STDLIB_H */ |
| 45 | |
| 46 | #if defined (HAVE_UNISTD_H) |
| 47 | # include <unistd.h> |
| 48 | #endif |
| 49 | |
| 50 | #include <stdio.h> |
| 51 | |
| 52 | /* Some standard library routines. */ |
| 53 | #include "rldefs.h" |
| 54 | #include "rlmbutil.h" |
| 55 | |
| 56 | #include "readline.h" |
| 57 | #include "history.h" |
| 58 | |
| 59 | #include "rlprivate.h" |
| 60 | #include "xmalloc.h" |
| 61 | |
| 62 | #ifndef member |
| 63 | #define member(c, s) ((c) ? (char *)strchr ((s), (c)) != (char *)NULL : 0) |
| 64 | #endif |
| 65 | |
| 66 | /* Increment START to the next character in RL_LINE_BUFFER, handling multibyte chars */ |
| 67 | #if defined (HANDLE_MULTIBYTE) |
| 68 | #define INCREMENT_POS(start) \ |
| 69 | do { \ |
| 70 | if (MB_CUR_MAX == 1 || rl_byte_oriented) \ |
| 71 | start++; \ |
| 72 | else \ |
| 73 | start = _rl_find_next_mbchar (rl_line_buffer, start, 1, MB_FIND_ANY); \ |
| 74 | } while (0) |
| 75 | #else /* !HANDLE_MULTIBYTE */ |
| 76 | #define INCREMENT_POS(start) (start)++ |
| 77 | #endif /* !HANDLE_MULTIBYTE */ |
| 78 | |
| 79 | /* This is global so other parts of the code can check whether the last |
| 80 | command was a text modification command. */ |
| 81 | int _rl_vi_last_command = 'i'; /* default `.' puts you in insert mode */ |
| 82 | |
| 83 | _rl_vimotion_cxt *_rl_vimvcxt = 0; |
| 84 | |
| 85 | /* Non-zero indicates we are redoing a vi-mode command with `.' */ |
| 86 | int _rl_vi_redoing; |
| 87 | |
| 88 | /* Non-zero means enter insertion mode. */ |
| 89 | static int _rl_vi_doing_insert; |
| 90 | |
| 91 | /* Command keys which do movement for xxx_to commands. */ |
| 92 | static const char * const vi_motion = " hl^$0ftFT;,%wbeWBE|`"; |
| 93 | |
| 94 | /* Keymap used for vi replace characters. Created dynamically since |
| 95 | rarely used. */ |
| 96 | static Keymap vi_replace_map; |
| 97 | |
| 98 | /* The number of characters inserted in the last replace operation. */ |
| 99 | static int vi_replace_count; |
| 100 | |
| 101 | /* If non-zero, we have text inserted after a c[motion] command that put |
| 102 | us implicitly into insert mode. Some people want this text to be |
| 103 | attached to the command so that it is `redoable' with `.'. */ |
| 104 | static int vi_continued_command; |
| 105 | static char *vi_insert_buffer; |
| 106 | static int vi_insert_buffer_size; |
| 107 | |
| 108 | static int _rl_vi_last_repeat = 1; |
| 109 | static int _rl_vi_last_arg_sign = 1; |
| 110 | static int _rl_vi_last_motion; |
| 111 | #if defined (HANDLE_MULTIBYTE) |
| 112 | static char _rl_vi_last_search_mbchar[MB_LEN_MAX]; |
| 113 | static int _rl_vi_last_search_mblen; |
| 114 | #else |
| 115 | static int _rl_vi_last_search_char; |
| 116 | #endif |
| 117 | static char _rl_vi_last_replacement[MB_LEN_MAX+1]; /* reserve for trailing NULL */ |
| 118 | |
| 119 | static int _rl_vi_last_key_before_insert; |
| 120 | |
| 121 | /* Text modification commands. These are the `redoable' commands. */ |
| 122 | static const char * const vi_textmod = "_*\\AaIiCcDdPpYyRrSsXx~"; |
| 123 | |
| 124 | /* Arrays for the saved marks. */ |
| 125 | static int vi_mark_chars['z' - 'a' + 1]; |
| 126 | |
| 127 | static void _rl_vi_replace_insert PARAMS((int)); |
| 128 | static void _rl_vi_save_replace PARAMS((void)); |
| 129 | static void _rl_vi_stuff_insert PARAMS((int)); |
| 130 | static void _rl_vi_save_insert PARAMS((UNDO_LIST *)); |
| 131 | |
| 132 | static void vi_save_insert_buffer PARAMS ((int, int)); |
| 133 | |
| 134 | static inline void _rl_vi_backup PARAMS((void)); |
| 135 | |
| 136 | static int _rl_vi_arg_dispatch PARAMS((int)); |
| 137 | static int rl_digit_loop1 PARAMS((void)); |
| 138 | |
| 139 | static int _rl_vi_set_mark PARAMS((void)); |
| 140 | static int _rl_vi_goto_mark PARAMS((void)); |
| 141 | |
| 142 | static inline int _rl_vi_advance_point PARAMS((void)); |
| 143 | static inline int _rl_vi_backup_point PARAMS((void)); |
| 144 | |
| 145 | static void _rl_vi_append_forward PARAMS((int)); |
| 146 | |
| 147 | static int _rl_vi_callback_getchar PARAMS((char *, int)); |
| 148 | |
| 149 | #if defined (READLINE_CALLBACKS) |
| 150 | static int _rl_vi_callback_set_mark PARAMS((_rl_callback_generic_arg *)); |
| 151 | static int _rl_vi_callback_goto_mark PARAMS((_rl_callback_generic_arg *)); |
| 152 | static int _rl_vi_callback_change_char PARAMS((_rl_callback_generic_arg *)); |
| 153 | static int _rl_vi_callback_char_search PARAMS((_rl_callback_generic_arg *)); |
| 154 | #endif |
| 155 | |
| 156 | static int rl_domove_read_callback PARAMS((_rl_vimotion_cxt *)); |
| 157 | static int rl_domove_motion_callback PARAMS((_rl_vimotion_cxt *)); |
| 158 | static int rl_vi_domove_getchar PARAMS((_rl_vimotion_cxt *)); |
| 159 | |
| 160 | static int vi_change_dispatch PARAMS((_rl_vimotion_cxt *)); |
| 161 | static int vi_delete_dispatch PARAMS((_rl_vimotion_cxt *)); |
| 162 | static int vi_yank_dispatch PARAMS((_rl_vimotion_cxt *)); |
| 163 | |
| 164 | static int vidomove_dispatch PARAMS((_rl_vimotion_cxt *)); |
| 165 | |
| 166 | void |
| 167 | _rl_vi_initialize_line (void) |
| 168 | { |
| 169 | register int i, n; |
| 170 | |
| 171 | n = sizeof (vi_mark_chars) / sizeof (vi_mark_chars[0]); |
| 172 | for (i = 0; i < n; i++) |
| 173 | vi_mark_chars[i] = -1; |
| 174 | |
| 175 | RL_UNSETSTATE(RL_STATE_VICMDONCE); |
| 176 | } |
| 177 | |
| 178 | void |
| 179 | _rl_vi_reset_last (void) |
| 180 | { |
| 181 | _rl_vi_last_command = 'i'; |
| 182 | _rl_vi_last_repeat = 1; |
| 183 | _rl_vi_last_arg_sign = 1; |
| 184 | _rl_vi_last_motion = 0; |
| 185 | } |
| 186 | |
| 187 | void |
| 188 | _rl_vi_set_last (int key, int repeat, int sign) |
| 189 | { |
| 190 | _rl_vi_last_command = key; |
| 191 | _rl_vi_last_repeat = repeat; |
| 192 | _rl_vi_last_arg_sign = sign; |
| 193 | } |
| 194 | |
| 195 | /* A convenience function that calls _rl_vi_set_last to save the last command |
| 196 | information and enters insertion mode. */ |
| 197 | void |
| 198 | rl_vi_start_inserting (int key, int repeat, int sign) |
| 199 | { |
| 200 | _rl_vi_set_last (key, repeat, sign); |
| 201 | rl_begin_undo_group (); /* ensure inserts aren't concatenated */ |
| 202 | rl_vi_insertion_mode (1, key); |
| 203 | } |
| 204 | |
| 205 | /* Is the command C a VI mode text modification command? */ |
| 206 | int |
| 207 | _rl_vi_textmod_command (int c) |
| 208 | { |
| 209 | return (member (c, vi_textmod)); |
| 210 | } |
| 211 | |
| 212 | int |
| 213 | _rl_vi_motion_command (int c) |
| 214 | { |
| 215 | return (member (c, vi_motion)); |
| 216 | } |
| 217 | |
| 218 | static void |
| 219 | _rl_vi_replace_insert (int count) |
| 220 | { |
| 221 | int nchars; |
| 222 | |
| 223 | nchars = strlen (vi_insert_buffer); |
| 224 | |
| 225 | rl_begin_undo_group (); |
| 226 | while (count--) |
| 227 | /* nchars-1 to compensate for _rl_replace_text using `end+1' in call |
| 228 | to rl_delete_text */ |
| 229 | _rl_replace_text (vi_insert_buffer, rl_point, rl_point+nchars-1); |
| 230 | rl_end_undo_group (); |
| 231 | } |
| 232 | |
| 233 | static void |
| 234 | _rl_vi_stuff_insert (int count) |
| 235 | { |
| 236 | rl_begin_undo_group (); |
| 237 | while (count--) |
| 238 | rl_insert_text (vi_insert_buffer); |
| 239 | rl_end_undo_group (); |
| 240 | } |
| 241 | |
| 242 | /* Bound to `.'. Called from command mode, so we know that we have to |
| 243 | redo a text modification command. The default for _rl_vi_last_command |
| 244 | puts you back into insert mode. */ |
| 245 | int |
| 246 | rl_vi_redo (int count, int c) |
| 247 | { |
| 248 | int r; |
| 249 | |
| 250 | if (rl_explicit_arg == 0) |
| 251 | { |
| 252 | rl_numeric_arg = _rl_vi_last_repeat; |
| 253 | rl_arg_sign = _rl_vi_last_arg_sign; |
| 254 | } |
| 255 | |
| 256 | r = 0; |
| 257 | _rl_vi_redoing = 1; |
| 258 | /* If we're redoing an insert with `i', stuff in the inserted text |
| 259 | and do not go into insertion mode. */ |
| 260 | if (_rl_vi_last_command == 'i' && vi_insert_buffer && *vi_insert_buffer) |
| 261 | { |
| 262 | _rl_vi_stuff_insert (count); |
| 263 | /* And back up point over the last character inserted. */ |
| 264 | if (rl_point > 0) |
| 265 | _rl_vi_backup (); |
| 266 | } |
| 267 | else if (_rl_vi_last_command == 'R' && vi_insert_buffer && *vi_insert_buffer) |
| 268 | { |
| 269 | _rl_vi_replace_insert (count); |
| 270 | /* And back up point over the last character inserted. */ |
| 271 | if (rl_point > 0) |
| 272 | _rl_vi_backup (); |
| 273 | } |
| 274 | /* Ditto for redoing an insert with `I', but move to the beginning of the |
| 275 | line like the `I' command does. */ |
| 276 | else if (_rl_vi_last_command == 'I' && vi_insert_buffer && *vi_insert_buffer) |
| 277 | { |
| 278 | rl_beg_of_line (1, 'I'); |
| 279 | _rl_vi_stuff_insert (count); |
| 280 | if (rl_point > 0) |
| 281 | _rl_vi_backup (); |
| 282 | } |
| 283 | /* Ditto for redoing an insert with `a', but move forward a character first |
| 284 | like the `a' command does. */ |
| 285 | else if (_rl_vi_last_command == 'a' && vi_insert_buffer && *vi_insert_buffer) |
| 286 | { |
| 287 | _rl_vi_append_forward ('a'); |
| 288 | _rl_vi_stuff_insert (count); |
| 289 | if (rl_point > 0) |
| 290 | _rl_vi_backup (); |
| 291 | } |
| 292 | /* Ditto for redoing an insert with `A', but move to the end of the line |
| 293 | like the `A' command does. */ |
| 294 | else if (_rl_vi_last_command == 'A' && vi_insert_buffer && *vi_insert_buffer) |
| 295 | { |
| 296 | rl_end_of_line (1, 'A'); |
| 297 | _rl_vi_stuff_insert (count); |
| 298 | if (rl_point > 0) |
| 299 | _rl_vi_backup (); |
| 300 | } |
| 301 | else |
| 302 | r = _rl_dispatch (_rl_vi_last_command, _rl_keymap); |
| 303 | |
| 304 | _rl_vi_redoing = 0; |
| 305 | |
| 306 | return (r); |
| 307 | } |
| 308 | |
| 309 | /* A placeholder for further expansion. */ |
| 310 | int |
| 311 | rl_vi_undo (int count, int key) |
| 312 | { |
| 313 | return (rl_undo_command (count, key)); |
| 314 | } |
| 315 | |
| 316 | /* Yank the nth arg from the previous line into this line at point. */ |
| 317 | int |
| 318 | rl_vi_yank_arg (int count, int key) |
| 319 | { |
| 320 | /* Readline thinks that the first word on a line is the 0th, while vi |
| 321 | thinks the first word on a line is the 1st. Compensate. */ |
| 322 | if (rl_explicit_arg) |
| 323 | rl_yank_nth_arg (count - 1, 0); |
| 324 | else |
| 325 | rl_yank_nth_arg ('$', 0); |
| 326 | |
| 327 | return (0); |
| 328 | } |
| 329 | |
| 330 | /* With an argument, move back that many history lines, else move to the |
| 331 | beginning of history. */ |
| 332 | int |
| 333 | rl_vi_fetch_history (int count, int c) |
| 334 | { |
| 335 | int wanted; |
| 336 | |
| 337 | /* Giving an argument of n means we want the nth command in the history |
| 338 | file. The command number is interpreted the same way that the bash |
| 339 | `history' command does it -- that is, giving an argument count of 450 |
| 340 | to this command would get the command listed as number 450 in the |
| 341 | output of `history'. */ |
| 342 | if (rl_explicit_arg) |
| 343 | { |
| 344 | wanted = history_base + where_history () - count; |
| 345 | if (wanted <= 0) |
| 346 | rl_beginning_of_history (0, 0); |
| 347 | else |
| 348 | rl_get_previous_history (wanted, c); |
| 349 | } |
| 350 | else |
| 351 | rl_beginning_of_history (count, 0); |
| 352 | return (0); |
| 353 | } |
| 354 | |
| 355 | /* Search again for the last thing searched for. */ |
| 356 | int |
| 357 | rl_vi_search_again (int count, int key) |
| 358 | { |
| 359 | switch (key) |
| 360 | { |
| 361 | case 'n': |
| 362 | rl_noninc_reverse_search_again (count, key); |
| 363 | break; |
| 364 | |
| 365 | case 'N': |
| 366 | rl_noninc_forward_search_again (count, key); |
| 367 | break; |
| 368 | } |
| 369 | return (0); |
| 370 | } |
| 371 | |
| 372 | /* Do a vi style search. */ |
| 373 | int |
| 374 | rl_vi_search (int count, int key) |
| 375 | { |
| 376 | switch (key) |
| 377 | { |
| 378 | case '?': |
| 379 | _rl_free_saved_history_line (); |
| 380 | rl_noninc_forward_search (count, key); |
| 381 | break; |
| 382 | |
| 383 | case '/': |
| 384 | _rl_free_saved_history_line (); |
| 385 | rl_noninc_reverse_search (count, key); |
| 386 | break; |
| 387 | |
| 388 | default: |
| 389 | rl_ding (); |
| 390 | break; |
| 391 | } |
| 392 | return (0); |
| 393 | } |
| 394 | |
| 395 | /* Completion, from vi's point of view. */ |
| 396 | int |
| 397 | rl_vi_complete (int ignore, int key) |
| 398 | { |
| 399 | if ((rl_point < rl_end) && (!whitespace (rl_line_buffer[rl_point]))) |
| 400 | { |
| 401 | if (!whitespace (rl_line_buffer[rl_point + 1])) |
| 402 | rl_vi_end_word (1, 'E'); |
| 403 | _rl_vi_advance_point (); |
| 404 | } |
| 405 | |
| 406 | if (key == '*') |
| 407 | rl_complete_internal ('*'); /* Expansion and replacement. */ |
| 408 | else if (key == '=') |
| 409 | rl_complete_internal ('?'); /* List possible completions. */ |
| 410 | else if (key == '\\') |
| 411 | rl_complete_internal (TAB); /* Standard Readline completion. */ |
| 412 | else |
| 413 | rl_complete (0, key); |
| 414 | |
| 415 | if (key == '*' || key == '\\') |
| 416 | rl_vi_start_inserting (key, 1, rl_arg_sign); |
| 417 | |
| 418 | return (0); |
| 419 | } |
| 420 | |
| 421 | /* Tilde expansion for vi mode. */ |
| 422 | int |
| 423 | rl_vi_tilde_expand (int ignore, int key) |
| 424 | { |
| 425 | rl_tilde_expand (0, key); |
| 426 | rl_vi_start_inserting (key, 1, rl_arg_sign); |
| 427 | return (0); |
| 428 | } |
| 429 | |
| 430 | /* Previous word in vi mode. */ |
| 431 | int |
| 432 | rl_vi_prev_word (int count, int key) |
| 433 | { |
| 434 | if (count < 0) |
| 435 | return (rl_vi_next_word (-count, key)); |
| 436 | |
| 437 | if (rl_point == 0) |
| 438 | { |
| 439 | rl_ding (); |
| 440 | return (0); |
| 441 | } |
| 442 | |
| 443 | if (_rl_uppercase_p (key)) |
| 444 | rl_vi_bWord (count, key); |
| 445 | else |
| 446 | rl_vi_bword (count, key); |
| 447 | |
| 448 | return (0); |
| 449 | } |
| 450 | |
| 451 | /* Next word in vi mode. */ |
| 452 | int |
| 453 | rl_vi_next_word (int count, int key) |
| 454 | { |
| 455 | if (count < 0) |
| 456 | return (rl_vi_prev_word (-count, key)); |
| 457 | |
| 458 | if (rl_point >= (rl_end - 1)) |
| 459 | { |
| 460 | rl_ding (); |
| 461 | return (0); |
| 462 | } |
| 463 | |
| 464 | if (_rl_uppercase_p (key)) |
| 465 | rl_vi_fWord (count, key); |
| 466 | else |
| 467 | rl_vi_fword (count, key); |
| 468 | return (0); |
| 469 | } |
| 470 | |
| 471 | static inline int |
| 472 | _rl_vi_advance_point (void) |
| 473 | { |
| 474 | int point; |
| 475 | |
| 476 | point = rl_point; |
| 477 | if (rl_point < rl_end) |
| 478 | #if defined (HANDLE_MULTIBYTE) |
| 479 | { |
| 480 | if (MB_CUR_MAX == 1 || rl_byte_oriented) |
| 481 | rl_point++; |
| 482 | else |
| 483 | { |
| 484 | point = rl_point; |
| 485 | rl_point = _rl_forward_char_internal (1); |
| 486 | if (point == rl_point || rl_point > rl_end) |
| 487 | rl_point = rl_end; |
| 488 | } |
| 489 | } |
| 490 | #else |
| 491 | rl_point++; |
| 492 | #endif |
| 493 | |
| 494 | return point; |
| 495 | } |
| 496 | |
| 497 | /* Move the cursor back one character. */ |
| 498 | static inline void |
| 499 | _rl_vi_backup (void) |
| 500 | { |
| 501 | if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) |
| 502 | rl_point = _rl_find_prev_mbchar (rl_line_buffer, rl_point, MB_FIND_NONZERO); |
| 503 | else |
| 504 | rl_point--; |
| 505 | } |
| 506 | |
| 507 | /* Move the point back one character, returning the starting value and not |
| 508 | doing anything at the beginning of the line */ |
| 509 | static inline int |
| 510 | _rl_vi_backup_point (void) |
| 511 | { |
| 512 | int point; |
| 513 | |
| 514 | point = rl_point; |
| 515 | if (rl_point > 0) |
| 516 | #if defined (HANDLE_MULTIBYTE) |
| 517 | { |
| 518 | if (MB_CUR_MAX == 1 || rl_byte_oriented) |
| 519 | rl_point--; |
| 520 | else |
| 521 | { |
| 522 | point = rl_point; |
| 523 | rl_point = _rl_backward_char_internal (1); |
| 524 | if (rl_point < 0) |
| 525 | rl_point = 0; /* XXX - not really necessary */ |
| 526 | } |
| 527 | } |
| 528 | #else |
| 529 | rl_point--; |
| 530 | #endif |
| 531 | return point; |
| 532 | } |
| 533 | |
| 534 | /* Move to the end of the ?next? word. */ |
| 535 | int |
| 536 | rl_vi_end_word (int count, int key) |
| 537 | { |
| 538 | if (count < 0) |
| 539 | { |
| 540 | rl_ding (); |
| 541 | return 1; |
| 542 | } |
| 543 | |
| 544 | if (_rl_uppercase_p (key)) |
| 545 | rl_vi_eWord (count, key); |
| 546 | else |
| 547 | rl_vi_eword (count, key); |
| 548 | return (0); |
| 549 | } |
| 550 | |
| 551 | /* Move forward a word the way that 'W' does. */ |
| 552 | int |
| 553 | rl_vi_fWord (int count, int ignore) |
| 554 | { |
| 555 | while (count-- && rl_point < (rl_end - 1)) |
| 556 | { |
| 557 | /* Skip until whitespace. */ |
| 558 | while (!whitespace (rl_line_buffer[rl_point]) && rl_point < rl_end) |
| 559 | _rl_vi_advance_point (); |
| 560 | |
| 561 | /* Now skip whitespace. */ |
| 562 | while (whitespace (rl_line_buffer[rl_point]) && rl_point < rl_end) |
| 563 | _rl_vi_advance_point (); |
| 564 | } |
| 565 | return (0); |
| 566 | } |
| 567 | |
| 568 | int |
| 569 | rl_vi_bWord (int count, int ignore) |
| 570 | { |
| 571 | while (count-- && rl_point > 0) |
| 572 | { |
| 573 | /* If we are at the start of a word, move back to whitespace so |
| 574 | we will go back to the start of the previous word. */ |
| 575 | if (!whitespace (rl_line_buffer[rl_point]) && |
| 576 | whitespace (rl_line_buffer[rl_point - 1])) |
| 577 | rl_point--; |
| 578 | |
| 579 | while (rl_point > 0 && whitespace (rl_line_buffer[rl_point])) |
| 580 | _rl_vi_backup_point (); |
| 581 | |
| 582 | if (rl_point > 0) |
| 583 | { |
| 584 | do |
| 585 | _rl_vi_backup_point (); |
| 586 | while (rl_point > 0 && !whitespace (rl_line_buffer[rl_point])); |
| 587 | if (rl_point > 0) /* hit whitespace */ |
| 588 | rl_point++; |
| 589 | |
| 590 | if (rl_point < 0) |
| 591 | rl_point = 0; |
| 592 | } |
| 593 | } |
| 594 | return (0); |
| 595 | } |
| 596 | |
| 597 | int |
| 598 | rl_vi_eWord (int count, int ignore) |
| 599 | { |
| 600 | int opoint; |
| 601 | |
| 602 | while (count-- && rl_point < (rl_end - 1)) |
| 603 | { |
| 604 | if (whitespace (rl_line_buffer[rl_point]) == 0) |
| 605 | _rl_vi_advance_point (); |
| 606 | |
| 607 | /* Move to the next non-whitespace character (to the start of the |
| 608 | next word). */ |
| 609 | while (rl_point < rl_end && whitespace (rl_line_buffer[rl_point])) |
| 610 | _rl_vi_advance_point (); |
| 611 | |
| 612 | if (rl_point && rl_point < rl_end) |
| 613 | { |
| 614 | opoint = rl_point; |
| 615 | |
| 616 | /* Skip whitespace. */ |
| 617 | while (rl_point < rl_end && whitespace (rl_line_buffer[rl_point])) |
| 618 | opoint = _rl_vi_advance_point (); /* XXX - why? */ |
| 619 | |
| 620 | /* Skip until whitespace. */ |
| 621 | while (rl_point < rl_end && !whitespace (rl_line_buffer[rl_point])) |
| 622 | opoint = _rl_vi_advance_point (); |
| 623 | |
| 624 | /* Move back to the last character of the word. */ |
| 625 | rl_point = opoint; |
| 626 | } |
| 627 | } |
| 628 | return (0); |
| 629 | } |
| 630 | |
| 631 | int |
| 632 | rl_vi_fword (int count, int ignore) |
| 633 | { |
| 634 | int opoint; |
| 635 | |
| 636 | while (count-- && rl_point < (rl_end - 1)) |
| 637 | { |
| 638 | /* Move to white space (really non-identifer). */ |
| 639 | if (_rl_isident (rl_line_buffer[rl_point])) |
| 640 | { |
| 641 | while (_rl_isident (rl_line_buffer[rl_point]) && rl_point < rl_end) |
| 642 | _rl_vi_advance_point (); |
| 643 | } |
| 644 | else /* if (!whitespace (rl_line_buffer[rl_point])) */ |
| 645 | { |
| 646 | while (!_rl_isident (rl_line_buffer[rl_point]) && |
| 647 | !whitespace (rl_line_buffer[rl_point]) && rl_point < rl_end) |
| 648 | _rl_vi_advance_point (); |
| 649 | } |
| 650 | |
| 651 | opoint = rl_point; |
| 652 | |
| 653 | /* Move past whitespace. */ |
| 654 | while (whitespace (rl_line_buffer[rl_point]) && rl_point < rl_end) |
| 655 | opoint = _rl_vi_advance_point (); |
| 656 | } |
| 657 | return (0); |
| 658 | } |
| 659 | |
| 660 | int |
| 661 | rl_vi_bword (int count, int ignore) |
| 662 | { |
| 663 | int opoint; |
| 664 | |
| 665 | while (count-- && rl_point > 0) |
| 666 | { |
| 667 | int prev_is_ident, cur_is_ident; |
| 668 | |
| 669 | /* If we are at the start of a word, move back to whitespace |
| 670 | so we will go back to the start of the previous word. */ |
| 671 | if (!whitespace (rl_line_buffer[rl_point]) && |
| 672 | whitespace (rl_line_buffer[rl_point - 1])) |
| 673 | if (--rl_point == 0) |
| 674 | break; |
| 675 | |
| 676 | /* If this character and the previous character are `opposite', move |
| 677 | back so we don't get messed up by the rl_point++ down there in |
| 678 | the while loop. Without this code, words like `l;' screw up the |
| 679 | function. */ |
| 680 | cur_is_ident = _rl_isident (rl_line_buffer[rl_point]); |
| 681 | opoint = _rl_vi_backup_point (); |
| 682 | prev_is_ident = _rl_isident (rl_line_buffer[rl_point]); |
| 683 | if ((cur_is_ident && !prev_is_ident) || (!cur_is_ident && prev_is_ident)) |
| 684 | ; /* leave point alone, we backed it up one character */ |
| 685 | else |
| 686 | rl_point = opoint; |
| 687 | |
| 688 | while (rl_point > 0 && whitespace (rl_line_buffer[rl_point])) |
| 689 | _rl_vi_backup_point (); |
| 690 | |
| 691 | if (rl_point > 0) |
| 692 | { |
| 693 | opoint = rl_point; |
| 694 | if (_rl_isident (rl_line_buffer[rl_point])) |
| 695 | do |
| 696 | opoint = _rl_vi_backup_point (); |
| 697 | while (rl_point > 0 && _rl_isident (rl_line_buffer[rl_point])); |
| 698 | else |
| 699 | do |
| 700 | opoint = _rl_vi_backup_point (); |
| 701 | while (rl_point > 0 && !_rl_isident (rl_line_buffer[rl_point]) && |
| 702 | !whitespace (rl_line_buffer[rl_point])); |
| 703 | |
| 704 | if (rl_point > 0) |
| 705 | rl_point = opoint; |
| 706 | |
| 707 | if (rl_point < 0) |
| 708 | rl_point = 0; |
| 709 | } |
| 710 | } |
| 711 | return (0); |
| 712 | } |
| 713 | |
| 714 | int |
| 715 | rl_vi_eword (int count, int ignore) |
| 716 | { |
| 717 | int opoint; |
| 718 | |
| 719 | while (count-- && rl_point < (rl_end - 1)) |
| 720 | { |
| 721 | if (whitespace (rl_line_buffer[rl_point]) == 0) |
| 722 | _rl_vi_advance_point (); |
| 723 | |
| 724 | while (rl_point < rl_end && whitespace (rl_line_buffer[rl_point])) |
| 725 | _rl_vi_advance_point (); |
| 726 | |
| 727 | opoint = rl_point; |
| 728 | if (rl_point < rl_end) |
| 729 | { |
| 730 | if (_rl_isident (rl_line_buffer[rl_point])) |
| 731 | do |
| 732 | { |
| 733 | opoint = _rl_vi_advance_point (); |
| 734 | } |
| 735 | while (rl_point < rl_end && _rl_isident (rl_line_buffer[rl_point])); |
| 736 | else |
| 737 | do |
| 738 | { |
| 739 | opoint = _rl_vi_advance_point (); |
| 740 | } |
| 741 | while (rl_point < rl_end && !_rl_isident (rl_line_buffer[rl_point]) |
| 742 | && !whitespace (rl_line_buffer[rl_point])); |
| 743 | } |
| 744 | rl_point = opoint; |
| 745 | } |
| 746 | return (0); |
| 747 | } |
| 748 | |
| 749 | int |
| 750 | rl_vi_insert_beg (int count, int key) |
| 751 | { |
| 752 | rl_beg_of_line (1, key); |
| 753 | rl_vi_insert_mode (1, key); |
| 754 | return (0); |
| 755 | } |
| 756 | |
| 757 | static void |
| 758 | _rl_vi_append_forward (int key) |
| 759 | { |
| 760 | _rl_vi_advance_point (); |
| 761 | } |
| 762 | |
| 763 | int |
| 764 | rl_vi_append_mode (int count, int key) |
| 765 | { |
| 766 | _rl_vi_append_forward (key); |
| 767 | rl_vi_start_inserting (key, 1, rl_arg_sign); |
| 768 | return (0); |
| 769 | } |
| 770 | |
| 771 | int |
| 772 | rl_vi_append_eol (int count, int key) |
| 773 | { |
| 774 | rl_end_of_line (1, key); |
| 775 | rl_vi_append_mode (1, key); |
| 776 | return (0); |
| 777 | } |
| 778 | |
| 779 | /* What to do in the case of C-d. */ |
| 780 | int |
| 781 | rl_vi_eof_maybe (int count, int c) |
| 782 | { |
| 783 | return (rl_newline (1, '\n')); |
| 784 | } |
| 785 | |
| 786 | /* Insertion mode stuff. */ |
| 787 | |
| 788 | /* Switching from one mode to the other really just involves |
| 789 | switching keymaps. */ |
| 790 | int |
| 791 | rl_vi_insertion_mode (int count, int key) |
| 792 | { |
| 793 | _rl_keymap = vi_insertion_keymap; |
| 794 | _rl_vi_last_key_before_insert = key; |
| 795 | if (_rl_show_mode_in_prompt) |
| 796 | _rl_reset_prompt (); |
| 797 | return (0); |
| 798 | } |
| 799 | |
| 800 | int |
| 801 | rl_vi_insert_mode (int count, int key) |
| 802 | { |
| 803 | rl_vi_start_inserting (key, 1, rl_arg_sign); |
| 804 | return (0); |
| 805 | } |
| 806 | |
| 807 | static void |
| 808 | vi_save_insert_buffer (int start, int len) |
| 809 | { |
| 810 | /* Same code as _rl_vi_save_insert below */ |
| 811 | if (len >= vi_insert_buffer_size) |
| 812 | { |
| 813 | vi_insert_buffer_size += (len + 32) - (len % 32); |
| 814 | vi_insert_buffer = (char *)xrealloc (vi_insert_buffer, vi_insert_buffer_size); |
| 815 | } |
| 816 | strncpy (vi_insert_buffer, rl_line_buffer + start, len - 1); |
| 817 | vi_insert_buffer[len-1] = '\0'; |
| 818 | } |
| 819 | |
| 820 | static void |
| 821 | _rl_vi_save_replace (void) |
| 822 | { |
| 823 | int len, start, end; |
| 824 | UNDO_LIST *up; |
| 825 | |
| 826 | up = rl_undo_list; |
| 827 | if (up == 0 || up->what != UNDO_END || vi_replace_count <= 0) |
| 828 | { |
| 829 | if (vi_insert_buffer_size >= 1) |
| 830 | vi_insert_buffer[0] = '\0'; |
| 831 | return; |
| 832 | } |
| 833 | /* Let's try it the quick and easy way for now. This should essentially |
| 834 | accommodate every UNDO_INSERT and save the inserted text to |
| 835 | vi_insert_buffer */ |
| 836 | end = rl_point; |
| 837 | start = end - vi_replace_count + 1; |
| 838 | len = vi_replace_count + 1; |
| 839 | |
| 840 | vi_save_insert_buffer (start, len); |
| 841 | } |
| 842 | |
| 843 | static void |
| 844 | _rl_vi_save_insert (UNDO_LIST *up) |
| 845 | { |
| 846 | int len, start, end; |
| 847 | |
| 848 | if (up == 0 || up->what != UNDO_INSERT) |
| 849 | { |
| 850 | if (vi_insert_buffer_size >= 1) |
| 851 | vi_insert_buffer[0] = '\0'; |
| 852 | return; |
| 853 | } |
| 854 | |
| 855 | start = up->start; |
| 856 | end = up->end; |
| 857 | len = end - start + 1; |
| 858 | |
| 859 | vi_save_insert_buffer (start, len); |
| 860 | } |
| 861 | |
| 862 | void |
| 863 | _rl_vi_done_inserting (void) |
| 864 | { |
| 865 | if (_rl_vi_doing_insert) |
| 866 | { |
| 867 | /* The `C', `s', and `S' commands set this. */ |
| 868 | rl_end_undo_group (); |
| 869 | /* Now, the text between rl_undo_list->next->start and |
| 870 | rl_undo_list->next->end is what was inserted while in insert |
| 871 | mode. It gets copied to VI_INSERT_BUFFER because it depends |
| 872 | on absolute indices into the line which may change (though they |
| 873 | probably will not). */ |
| 874 | _rl_vi_doing_insert = 0; |
| 875 | if (_rl_vi_last_key_before_insert == 'R') |
| 876 | _rl_vi_save_replace (); /* Half the battle */ |
| 877 | else |
| 878 | _rl_vi_save_insert (rl_undo_list->next); |
| 879 | vi_continued_command = 1; |
| 880 | } |
| 881 | else |
| 882 | { |
| 883 | if (rl_undo_list && (_rl_vi_last_key_before_insert == 'i' || |
| 884 | _rl_vi_last_key_before_insert == 'a' || |
| 885 | _rl_vi_last_key_before_insert == 'I' || |
| 886 | _rl_vi_last_key_before_insert == 'A')) |
| 887 | _rl_vi_save_insert (rl_undo_list); |
| 888 | /* XXX - Other keys probably need to be checked. */ |
| 889 | else if (_rl_vi_last_key_before_insert == 'C') |
| 890 | rl_end_undo_group (); |
| 891 | while (_rl_undo_group_level > 0) |
| 892 | rl_end_undo_group (); |
| 893 | vi_continued_command = 0; |
| 894 | } |
| 895 | } |
| 896 | |
| 897 | int |
| 898 | rl_vi_movement_mode (int count, int key) |
| 899 | { |
| 900 | if (rl_point > 0) |
| 901 | rl_backward_char (1, key); |
| 902 | |
| 903 | _rl_keymap = vi_movement_keymap; |
| 904 | _rl_vi_done_inserting (); |
| 905 | |
| 906 | /* This is how POSIX.2 says `U' should behave -- everything up until the |
| 907 | first time you go into command mode should not be undone. */ |
| 908 | if (RL_ISSTATE (RL_STATE_VICMDONCE) == 0) |
| 909 | rl_free_undo_list (); |
| 910 | |
| 911 | if (_rl_show_mode_in_prompt) |
| 912 | _rl_reset_prompt (); |
| 913 | |
| 914 | RL_SETSTATE (RL_STATE_VICMDONCE); |
| 915 | return (0); |
| 916 | } |
| 917 | |
| 918 | int |
| 919 | rl_vi_arg_digit (int count, int c) |
| 920 | { |
| 921 | if (c == '0' && rl_numeric_arg == 1 && !rl_explicit_arg) |
| 922 | return (rl_beg_of_line (1, c)); |
| 923 | else |
| 924 | return (rl_digit_argument (count, c)); |
| 925 | } |
| 926 | |
| 927 | /* Change the case of the next COUNT characters. */ |
| 928 | #if defined (HANDLE_MULTIBYTE) |
| 929 | static int |
| 930 | _rl_vi_change_mbchar_case (int count) |
| 931 | { |
| 932 | wchar_t wc; |
| 933 | char mb[MB_LEN_MAX+1]; |
| 934 | int mlen, p; |
| 935 | size_t m; |
| 936 | mbstate_t ps; |
| 937 | |
| 938 | memset (&ps, 0, sizeof (mbstate_t)); |
| 939 | if (_rl_adjust_point (rl_line_buffer, rl_point, &ps) > 0) |
| 940 | count--; |
| 941 | while (count-- && rl_point < rl_end) |
| 942 | { |
| 943 | m = mbrtowc (&wc, rl_line_buffer + rl_point, rl_end - rl_point, &ps); |
| 944 | if (MB_INVALIDCH (m)) |
| 945 | wc = (wchar_t)rl_line_buffer[rl_point]; |
| 946 | else if (MB_NULLWCH (m)) |
| 947 | wc = L'\0'; |
| 948 | if (iswupper (wc)) |
| 949 | wc = towlower (wc); |
| 950 | else if (iswlower (wc)) |
| 951 | wc = towupper (wc); |
| 952 | else |
| 953 | { |
| 954 | /* Just skip over chars neither upper nor lower case */ |
| 955 | rl_forward_char (1, 0); |
| 956 | continue; |
| 957 | } |
| 958 | |
| 959 | /* Vi is kind of strange here. */ |
| 960 | if (wc) |
| 961 | { |
| 962 | p = rl_point; |
| 963 | mlen = wcrtomb (mb, wc, &ps); |
| 964 | if (mlen >= 0) |
| 965 | mb[mlen] = '\0'; |
| 966 | rl_begin_undo_group (); |
| 967 | rl_vi_delete (1, 0); |
| 968 | if (rl_point < p) /* Did we retreat at EOL? */ |
| 969 | _rl_vi_advance_point (); |
| 970 | rl_insert_text (mb); |
| 971 | rl_end_undo_group (); |
| 972 | rl_vi_check (); |
| 973 | } |
| 974 | else |
| 975 | rl_forward_char (1, 0); |
| 976 | } |
| 977 | |
| 978 | return 0; |
| 979 | } |
| 980 | #endif |
| 981 | |
| 982 | int |
| 983 | rl_vi_change_case (int count, int ignore) |
| 984 | { |
| 985 | int c, p; |
| 986 | |
| 987 | /* Don't try this on an empty line. */ |
| 988 | if (rl_point >= rl_end) |
| 989 | return (0); |
| 990 | |
| 991 | c = 0; |
| 992 | #if defined (HANDLE_MULTIBYTE) |
| 993 | if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) |
| 994 | return (_rl_vi_change_mbchar_case (count)); |
| 995 | #endif |
| 996 | |
| 997 | while (count-- && rl_point < rl_end) |
| 998 | { |
| 999 | if (_rl_uppercase_p (rl_line_buffer[rl_point])) |
| 1000 | c = _rl_to_lower (rl_line_buffer[rl_point]); |
| 1001 | else if (_rl_lowercase_p (rl_line_buffer[rl_point])) |
| 1002 | c = _rl_to_upper (rl_line_buffer[rl_point]); |
| 1003 | else |
| 1004 | { |
| 1005 | /* Just skip over characters neither upper nor lower case. */ |
| 1006 | rl_forward_char (1, c); |
| 1007 | continue; |
| 1008 | } |
| 1009 | |
| 1010 | /* Vi is kind of strange here. */ |
| 1011 | if (c) |
| 1012 | { |
| 1013 | p = rl_point; |
| 1014 | rl_begin_undo_group (); |
| 1015 | rl_vi_delete (1, c); |
| 1016 | if (rl_point < p) /* Did we retreat at EOL? */ |
| 1017 | rl_point++; |
| 1018 | _rl_insert_char (1, c); |
| 1019 | rl_end_undo_group (); |
| 1020 | rl_vi_check (); |
| 1021 | } |
| 1022 | else |
| 1023 | rl_forward_char (1, c); |
| 1024 | } |
| 1025 | return (0); |
| 1026 | } |
| 1027 | |
| 1028 | int |
| 1029 | rl_vi_put (int count, int key) |
| 1030 | { |
| 1031 | if (!_rl_uppercase_p (key) && (rl_point + 1 <= rl_end)) |
| 1032 | rl_point = _rl_find_next_mbchar (rl_line_buffer, rl_point, 1, MB_FIND_NONZERO); |
| 1033 | |
| 1034 | while (count--) |
| 1035 | rl_yank (1, key); |
| 1036 | |
| 1037 | rl_backward_char (1, key); |
| 1038 | return (0); |
| 1039 | } |
| 1040 | |
| 1041 | /* Move the cursor back one character if you're at the end of the line */ |
| 1042 | int |
| 1043 | rl_vi_check (void) |
| 1044 | { |
| 1045 | if (rl_point && rl_point == rl_end) |
| 1046 | _rl_vi_backup (); |
| 1047 | return (0); |
| 1048 | } |
| 1049 | |
| 1050 | /* Move to the character position specified by COUNT */ |
| 1051 | int |
| 1052 | rl_vi_column (int count, int key) |
| 1053 | { |
| 1054 | if (count > rl_end) |
| 1055 | rl_end_of_line (1, key); |
| 1056 | else |
| 1057 | { |
| 1058 | rl_point = 0; |
| 1059 | rl_point = _rl_forward_char_internal (count - 1); |
| 1060 | } |
| 1061 | return (0); |
| 1062 | } |
| 1063 | |
| 1064 | /* Process C as part of the current numeric argument. Return -1 if the |
| 1065 | argument should be aborted, 0 if we should not read any more chars, and |
| 1066 | 1 if we should continue to read chars. */ |
| 1067 | static int |
| 1068 | _rl_vi_arg_dispatch (int c) |
| 1069 | { |
| 1070 | int key; |
| 1071 | |
| 1072 | key = c; |
| 1073 | if (c >= 0 && _rl_keymap[c].type == ISFUNC && _rl_keymap[c].function == rl_universal_argument) |
| 1074 | { |
| 1075 | rl_numeric_arg *= 4; |
| 1076 | return 1; |
| 1077 | } |
| 1078 | |
| 1079 | c = UNMETA (c); |
| 1080 | |
| 1081 | if (_rl_digit_p (c)) |
| 1082 | { |
| 1083 | if (rl_explicit_arg) |
| 1084 | rl_numeric_arg = (rl_numeric_arg * 10) + _rl_digit_value (c); |
| 1085 | else |
| 1086 | rl_numeric_arg = _rl_digit_value (c); |
| 1087 | rl_explicit_arg = 1; |
| 1088 | return 1; /* keep going */ |
| 1089 | } |
| 1090 | else |
| 1091 | { |
| 1092 | rl_clear_message (); |
| 1093 | rl_stuff_char (key); |
| 1094 | return 0; /* done */ |
| 1095 | } |
| 1096 | } |
| 1097 | |
| 1098 | /* A simplified loop for vi. Don't dispatch key at end. |
| 1099 | Don't recognize minus sign? |
| 1100 | Should this do rl_save_prompt/rl_restore_prompt? */ |
| 1101 | static int |
| 1102 | rl_digit_loop1 (void) |
| 1103 | { |
| 1104 | int c, r; |
| 1105 | |
| 1106 | while (1) |
| 1107 | { |
| 1108 | if (_rl_arg_overflow ()) |
| 1109 | return 1; |
| 1110 | |
| 1111 | c = _rl_arg_getchar (); |
| 1112 | |
| 1113 | r = _rl_vi_arg_dispatch (c); |
| 1114 | if (r <= 0) |
| 1115 | break; |
| 1116 | } |
| 1117 | |
| 1118 | RL_UNSETSTATE(RL_STATE_NUMERICARG); |
| 1119 | return (0); |
| 1120 | } |
| 1121 | |
| 1122 | /* This set of functions is basically to handle the commands that take a |
| 1123 | motion argument while in callback mode: read the command, read the motion |
| 1124 | command modifier, find the extent of the text to affect, and dispatch the |
| 1125 | command for execution. */ |
| 1126 | static void |
| 1127 | _rl_mvcxt_init (_rl_vimotion_cxt *m, int op, int key) |
| 1128 | { |
| 1129 | m->op = op; |
| 1130 | m->state = m->flags = 0; |
| 1131 | m->ncxt = 0; |
| 1132 | m->numeric_arg = -1; |
| 1133 | m->start = rl_point; |
| 1134 | m->end = rl_end; |
| 1135 | m->key = key; |
| 1136 | m->motion = -1; |
| 1137 | } |
| 1138 | |
| 1139 | static _rl_vimotion_cxt * |
| 1140 | _rl_mvcxt_alloc (int op, int key) |
| 1141 | { |
| 1142 | _rl_vimotion_cxt *m; |
| 1143 | |
| 1144 | m = xmalloc (sizeof (_rl_vimotion_cxt)); |
| 1145 | _rl_mvcxt_init (m, op, key); |
| 1146 | return m; |
| 1147 | } |
| 1148 | |
| 1149 | static void |
| 1150 | _rl_mvcxt_dispose (_rl_vimotion_cxt *m) |
| 1151 | { |
| 1152 | xfree (m); |
| 1153 | } |
| 1154 | |
| 1155 | static int |
| 1156 | rl_domove_motion_callback (_rl_vimotion_cxt *m) |
| 1157 | { |
| 1158 | int c; |
| 1159 | |
| 1160 | _rl_vi_last_motion = c = m->motion; |
| 1161 | |
| 1162 | /* Append a blank character temporarily so that the motion routines |
| 1163 | work right at the end of the line. Original value of rl_end is saved |
| 1164 | as m->end. */ |
| 1165 | rl_line_buffer[rl_end++] = ' '; |
| 1166 | rl_line_buffer[rl_end] = '\0'; |
| 1167 | |
| 1168 | _rl_dispatch (c, _rl_keymap); |
| 1169 | |
| 1170 | #if defined (READLINE_CALLBACKS) |
| 1171 | if (RL_ISSTATE (RL_STATE_CALLBACK)) |
| 1172 | { |
| 1173 | /* Messy case where char search can be vi motion command; see rest of |
| 1174 | details in callback.c. vi_char_search and callback_char_search just |
| 1175 | set and unset the CHARSEARCH state. This is where any vi motion |
| 1176 | command that needs to set its own state should be handled, with any |
| 1177 | corresponding code to manage that state in callback.c */ |
| 1178 | if (RL_ISSTATE (RL_STATE_CHARSEARCH)) |
| 1179 | return 0; |
| 1180 | else |
| 1181 | return (_rl_vi_domove_motion_cleanup (c, m)); |
| 1182 | } |
| 1183 | #endif |
| 1184 | |
| 1185 | return (_rl_vi_domove_motion_cleanup (c, m)); |
| 1186 | } |
| 1187 | |
| 1188 | int |
| 1189 | _rl_vi_domove_motion_cleanup (int c, _rl_vimotion_cxt *m) |
| 1190 | { |
| 1191 | int r; |
| 1192 | |
| 1193 | /* Remove the blank that we added in rl_domove_motion_callback. */ |
| 1194 | rl_end = m->end; |
| 1195 | rl_line_buffer[rl_end] = '\0'; |
| 1196 | if (rl_point > rl_end) |
| 1197 | rl_point = rl_end; |
| 1198 | |
| 1199 | /* No change in position means the command failed. */ |
| 1200 | if (rl_mark == rl_point) |
| 1201 | { |
| 1202 | RL_UNSETSTATE (RL_STATE_VIMOTION); |
| 1203 | return (-1); |
| 1204 | } |
| 1205 | |
| 1206 | /* rl_vi_f[wW]ord () leaves the cursor on the first character of the next |
| 1207 | word. If we are not at the end of the line, and we are on a |
| 1208 | non-whitespace character, move back one (presumably to whitespace). */ |
| 1209 | if ((_rl_to_upper (c) == 'W') && rl_point < rl_end && rl_point > rl_mark && |
| 1210 | !whitespace (rl_line_buffer[rl_point])) |
| 1211 | rl_point--; /* XXX */ |
| 1212 | |
| 1213 | /* If cw or cW, back up to the end of a word, so the behaviour of ce |
| 1214 | or cE is the actual result. Brute-force, no subtlety. */ |
| 1215 | if (m->key == 'c' && rl_point >= rl_mark && (_rl_to_upper (c) == 'W')) |
| 1216 | { |
| 1217 | /* Don't move farther back than where we started. */ |
| 1218 | while (rl_point > rl_mark && whitespace (rl_line_buffer[rl_point])) |
| 1219 | rl_point--; |
| 1220 | |
| 1221 | /* Posix.2 says that if cw or cW moves the cursor towards the end of |
| 1222 | the line, the character under the cursor should be deleted. */ |
| 1223 | if (rl_point == rl_mark) |
| 1224 | _rl_vi_advance_point (); |
| 1225 | else |
| 1226 | { |
| 1227 | /* Move past the end of the word so that the kill doesn't |
| 1228 | remove the last letter of the previous word. Only do this |
| 1229 | if we are not at the end of the line. */ |
| 1230 | if (rl_point >= 0 && rl_point < (rl_end - 1) && !whitespace (rl_line_buffer[rl_point])) |
| 1231 | _rl_vi_advance_point (); |
| 1232 | } |
| 1233 | } |
| 1234 | |
| 1235 | if (rl_mark < rl_point) |
| 1236 | SWAP (rl_point, rl_mark); |
| 1237 | |
| 1238 | #if defined (READLINE_CALLBACKS) |
| 1239 | if (RL_ISSTATE (RL_STATE_CALLBACK)) |
| 1240 | (*rl_redisplay_function)(); /* make sure motion is displayed */ |
| 1241 | #endif |
| 1242 | |
| 1243 | r = vidomove_dispatch (m); |
| 1244 | |
| 1245 | return (r); |
| 1246 | } |
| 1247 | |
| 1248 | #define RL_VIMOVENUMARG() (RL_ISSTATE (RL_STATE_VIMOTION) && RL_ISSTATE (RL_STATE_NUMERICARG)) |
| 1249 | |
| 1250 | static int |
| 1251 | rl_domove_read_callback (_rl_vimotion_cxt *m) |
| 1252 | { |
| 1253 | int c, save; |
| 1254 | |
| 1255 | c = m->motion; |
| 1256 | |
| 1257 | if (member (c, vi_motion)) |
| 1258 | { |
| 1259 | #if defined (READLINE_CALLBACKS) |
| 1260 | /* If we just read a vi-mode motion command numeric argument, turn off |
| 1261 | the `reading numeric arg' state */ |
| 1262 | if (RL_ISSTATE (RL_STATE_CALLBACK) && RL_VIMOVENUMARG()) |
| 1263 | RL_UNSETSTATE (RL_STATE_NUMERICARG); |
| 1264 | #endif |
| 1265 | /* Should do everything, including turning off RL_STATE_VIMOTION */ |
| 1266 | return (rl_domove_motion_callback (m)); |
| 1267 | } |
| 1268 | else if (m->key == c && (m->key == 'd' || m->key == 'y' || m->key == 'c')) |
| 1269 | { |
| 1270 | rl_mark = rl_end; |
| 1271 | rl_beg_of_line (1, c); |
| 1272 | _rl_vi_last_motion = c; |
| 1273 | RL_UNSETSTATE (RL_STATE_VIMOTION); |
| 1274 | return (vidomove_dispatch (m)); |
| 1275 | } |
| 1276 | #if defined (READLINE_CALLBACKS) |
| 1277 | /* XXX - these need to handle rl_universal_argument bindings */ |
| 1278 | /* Reading vi motion char continuing numeric argument */ |
| 1279 | else if (_rl_digit_p (c) && RL_ISSTATE (RL_STATE_CALLBACK) && RL_VIMOVENUMARG()) |
| 1280 | { |
| 1281 | return (_rl_vi_arg_dispatch (c)); |
| 1282 | } |
| 1283 | /* Readine vi motion char starting numeric argument */ |
| 1284 | else if (_rl_digit_p (c) && RL_ISSTATE (RL_STATE_CALLBACK) && RL_ISSTATE (RL_STATE_VIMOTION) && (RL_ISSTATE (RL_STATE_NUMERICARG) == 0)) |
| 1285 | { |
| 1286 | RL_SETSTATE (RL_STATE_NUMERICARG); |
| 1287 | return (_rl_vi_arg_dispatch (c)); |
| 1288 | } |
| 1289 | #endif |
| 1290 | else if (_rl_digit_p (c)) |
| 1291 | { |
| 1292 | /* This code path taken when not in callback mode */ |
| 1293 | save = rl_numeric_arg; |
| 1294 | rl_numeric_arg = _rl_digit_value (c); |
| 1295 | rl_explicit_arg = 1; |
| 1296 | RL_SETSTATE (RL_STATE_NUMERICARG); |
| 1297 | rl_digit_loop1 (); |
| 1298 | rl_numeric_arg *= save; |
| 1299 | c = rl_vi_domove_getchar (m); |
| 1300 | if (c < 0) |
| 1301 | { |
| 1302 | m->motion = 0; |
| 1303 | return -1; |
| 1304 | } |
| 1305 | m->motion = c; |
| 1306 | return (rl_domove_motion_callback (m)); |
| 1307 | } |
| 1308 | else |
| 1309 | { |
| 1310 | RL_UNSETSTATE (RL_STATE_VIMOTION); |
| 1311 | RL_UNSETSTATE (RL_STATE_NUMERICARG); |
| 1312 | return (1); |
| 1313 | } |
| 1314 | } |
| 1315 | |
| 1316 | static int |
| 1317 | rl_vi_domove_getchar (_rl_vimotion_cxt *m) |
| 1318 | { |
| 1319 | int c; |
| 1320 | |
| 1321 | RL_SETSTATE(RL_STATE_MOREINPUT); |
| 1322 | c = rl_read_key (); |
| 1323 | RL_UNSETSTATE(RL_STATE_MOREINPUT); |
| 1324 | |
| 1325 | return c; |
| 1326 | } |
| 1327 | |
| 1328 | #if defined (READLINE_CALLBACKS) |
| 1329 | int |
| 1330 | _rl_vi_domove_callback (_rl_vimotion_cxt *m) |
| 1331 | { |
| 1332 | int c, r; |
| 1333 | |
| 1334 | m->motion = c = rl_vi_domove_getchar (m); |
| 1335 | if (c < 0) |
| 1336 | return 1; /* EOF */ |
| 1337 | r = rl_domove_read_callback (m); |
| 1338 | |
| 1339 | return ((r == 0) ? r : 1); /* normalize return values */ |
| 1340 | } |
| 1341 | #endif |
| 1342 | |
| 1343 | /* This code path is taken when not in callback mode. */ |
| 1344 | int |
| 1345 | rl_vi_domove (int x, int *ignore) |
| 1346 | { |
| 1347 | int r; |
| 1348 | _rl_vimotion_cxt *m; |
| 1349 | |
| 1350 | m = _rl_vimvcxt; |
| 1351 | *ignore = m->motion = rl_vi_domove_getchar (m); |
| 1352 | |
| 1353 | if (m->motion < 0) |
| 1354 | { |
| 1355 | m->motion = 0; |
| 1356 | return -1; |
| 1357 | } |
| 1358 | |
| 1359 | return (rl_domove_read_callback (m)); |
| 1360 | } |
| 1361 | |
| 1362 | static int |
| 1363 | vi_delete_dispatch (_rl_vimotion_cxt *m) |
| 1364 | { |
| 1365 | /* These are the motion commands that do not require adjusting the |
| 1366 | mark. */ |
| 1367 | if (((strchr (" l|h^0bBFT`", m->motion) == 0) && (rl_point >= m->start)) && |
| 1368 | (rl_mark < rl_end)) |
| 1369 | INCREMENT_POS (rl_mark); |
| 1370 | |
| 1371 | rl_kill_text (rl_point, rl_mark); |
| 1372 | return (0); |
| 1373 | } |
| 1374 | |
| 1375 | int |
| 1376 | rl_vi_delete_to (int count, int key) |
| 1377 | { |
| 1378 | int c, r; |
| 1379 | |
| 1380 | _rl_vimvcxt = _rl_mvcxt_alloc (VIM_DELETE, key); |
| 1381 | _rl_vimvcxt->start = rl_point; |
| 1382 | |
| 1383 | rl_mark = rl_point; |
| 1384 | if (_rl_uppercase_p (key)) |
| 1385 | { |
| 1386 | _rl_vimvcxt->motion = '$'; |
| 1387 | r = rl_domove_motion_callback (_rl_vimvcxt); |
| 1388 | } |
| 1389 | else if (_rl_vi_redoing && _rl_vi_last_motion != 'd') /* `dd' is special */ |
| 1390 | { |
| 1391 | _rl_vimvcxt->motion = _rl_vi_last_motion; |
| 1392 | r = rl_domove_motion_callback (_rl_vimvcxt); |
| 1393 | } |
| 1394 | else if (_rl_vi_redoing) /* handle redoing `dd' here */ |
| 1395 | { |
| 1396 | _rl_vimvcxt->motion = _rl_vi_last_motion; |
| 1397 | rl_mark = rl_end; |
| 1398 | rl_beg_of_line (1, key); |
| 1399 | RL_UNSETSTATE (RL_STATE_VIMOTION); |
| 1400 | r = vidomove_dispatch (_rl_vimvcxt); |
| 1401 | } |
| 1402 | #if defined (READLINE_CALLBACKS) |
| 1403 | else if (RL_ISSTATE (RL_STATE_CALLBACK)) |
| 1404 | { |
| 1405 | RL_SETSTATE (RL_STATE_VIMOTION); |
| 1406 | return (0); |
| 1407 | } |
| 1408 | #endif |
| 1409 | else |
| 1410 | r = rl_vi_domove (key, &c); |
| 1411 | |
| 1412 | if (r < 0) |
| 1413 | { |
| 1414 | rl_ding (); |
| 1415 | r = -1; |
| 1416 | } |
| 1417 | |
| 1418 | _rl_mvcxt_dispose (_rl_vimvcxt); |
| 1419 | _rl_vimvcxt = 0; |
| 1420 | |
| 1421 | return r; |
| 1422 | } |
| 1423 | |
| 1424 | static int |
| 1425 | vi_change_dispatch (_rl_vimotion_cxt *m) |
| 1426 | { |
| 1427 | /* These are the motion commands that do not require adjusting the |
| 1428 | mark. c[wW] are handled by special-case code in rl_vi_domove(), |
| 1429 | and already leave the mark at the correct location. */ |
| 1430 | if (((strchr (" l|hwW^0bBFT`", m->motion) == 0) && (rl_point >= m->start)) && |
| 1431 | (rl_mark < rl_end)) |
| 1432 | INCREMENT_POS (rl_mark); |
| 1433 | |
| 1434 | /* The cursor never moves with c[wW]. */ |
| 1435 | if ((_rl_to_upper (m->motion) == 'W') && rl_point < m->start) |
| 1436 | rl_point = m->start; |
| 1437 | |
| 1438 | if (_rl_vi_redoing) |
| 1439 | { |
| 1440 | if (vi_insert_buffer && *vi_insert_buffer) |
| 1441 | rl_begin_undo_group (); |
| 1442 | rl_delete_text (rl_point, rl_mark); |
| 1443 | if (vi_insert_buffer && *vi_insert_buffer) |
| 1444 | { |
| 1445 | rl_insert_text (vi_insert_buffer); |
| 1446 | rl_end_undo_group (); |
| 1447 | } |
| 1448 | } |
| 1449 | else |
| 1450 | { |
| 1451 | rl_begin_undo_group (); /* to make the `u' command work */ |
| 1452 | rl_kill_text (rl_point, rl_mark); |
| 1453 | /* `C' does not save the text inserted for undoing or redoing. */ |
| 1454 | if (_rl_uppercase_p (m->key) == 0) |
| 1455 | _rl_vi_doing_insert = 1; |
| 1456 | /* XXX -- TODO -- use m->numericarg? */ |
| 1457 | rl_vi_start_inserting (m->key, rl_numeric_arg, rl_arg_sign); |
| 1458 | } |
| 1459 | |
| 1460 | return (0); |
| 1461 | } |
| 1462 | |
| 1463 | int |
| 1464 | rl_vi_change_to (int count, int key) |
| 1465 | { |
| 1466 | int c, r; |
| 1467 | |
| 1468 | _rl_vimvcxt = _rl_mvcxt_alloc (VIM_CHANGE, key); |
| 1469 | _rl_vimvcxt->start = rl_point; |
| 1470 | |
| 1471 | rl_mark = rl_point; |
| 1472 | if (_rl_uppercase_p (key)) |
| 1473 | { |
| 1474 | _rl_vimvcxt->motion = '$'; |
| 1475 | r = rl_domove_motion_callback (_rl_vimvcxt); |
| 1476 | } |
| 1477 | else if (_rl_vi_redoing && _rl_vi_last_motion != 'c') /* `cc' is special */ |
| 1478 | { |
| 1479 | _rl_vimvcxt->motion = _rl_vi_last_motion; |
| 1480 | r = rl_domove_motion_callback (_rl_vimvcxt); |
| 1481 | } |
| 1482 | else if (_rl_vi_redoing) /* handle redoing `cc' here */ |
| 1483 | { |
| 1484 | _rl_vimvcxt->motion = _rl_vi_last_motion; |
| 1485 | rl_mark = rl_end; |
| 1486 | rl_beg_of_line (1, key); |
| 1487 | RL_UNSETSTATE (RL_STATE_VIMOTION); |
| 1488 | r = vidomove_dispatch (_rl_vimvcxt); |
| 1489 | } |
| 1490 | #if defined (READLINE_CALLBACKS) |
| 1491 | else if (RL_ISSTATE (RL_STATE_CALLBACK)) |
| 1492 | { |
| 1493 | RL_SETSTATE (RL_STATE_VIMOTION); |
| 1494 | return (0); |
| 1495 | } |
| 1496 | #endif |
| 1497 | else |
| 1498 | r = rl_vi_domove (key, &c); |
| 1499 | |
| 1500 | if (r < 0) |
| 1501 | { |
| 1502 | rl_ding (); |
| 1503 | r = -1; /* normalize return value */ |
| 1504 | } |
| 1505 | |
| 1506 | _rl_mvcxt_dispose (_rl_vimvcxt); |
| 1507 | _rl_vimvcxt = 0; |
| 1508 | |
| 1509 | return r; |
| 1510 | } |
| 1511 | |
| 1512 | static int |
| 1513 | vi_yank_dispatch (_rl_vimotion_cxt *m) |
| 1514 | { |
| 1515 | /* These are the motion commands that do not require adjusting the |
| 1516 | mark. */ |
| 1517 | if (((strchr (" l|h^0%bBFT`", m->motion) == 0) && (rl_point >= m->start)) && |
| 1518 | (rl_mark < rl_end)) |
| 1519 | INCREMENT_POS (rl_mark); |
| 1520 | |
| 1521 | rl_begin_undo_group (); |
| 1522 | rl_kill_text (rl_point, rl_mark); |
| 1523 | rl_end_undo_group (); |
| 1524 | rl_do_undo (); |
| 1525 | rl_point = m->start; |
| 1526 | |
| 1527 | return (0); |
| 1528 | } |
| 1529 | |
| 1530 | int |
| 1531 | rl_vi_yank_to (int count, int key) |
| 1532 | { |
| 1533 | int c, r; |
| 1534 | |
| 1535 | _rl_vimvcxt = _rl_mvcxt_alloc (VIM_YANK, key); |
| 1536 | _rl_vimvcxt->start = rl_point; |
| 1537 | |
| 1538 | rl_mark = rl_point; |
| 1539 | if (_rl_uppercase_p (key)) |
| 1540 | { |
| 1541 | _rl_vimvcxt->motion = '$'; |
| 1542 | r = rl_domove_motion_callback (_rl_vimvcxt); |
| 1543 | } |
| 1544 | else if (_rl_vi_redoing && _rl_vi_last_motion != 'y') /* `yy' is special */ |
| 1545 | { |
| 1546 | _rl_vimvcxt->motion = _rl_vi_last_motion; |
| 1547 | r = rl_domove_motion_callback (_rl_vimvcxt); |
| 1548 | } |
| 1549 | else if (_rl_vi_redoing) /* handle redoing `yy' here */ |
| 1550 | { |
| 1551 | _rl_vimvcxt->motion = _rl_vi_last_motion; |
| 1552 | rl_mark = rl_end; |
| 1553 | rl_beg_of_line (1, key); |
| 1554 | RL_UNSETSTATE (RL_STATE_VIMOTION); |
| 1555 | r = vidomove_dispatch (_rl_vimvcxt); |
| 1556 | } |
| 1557 | #if defined (READLINE_CALLBACKS) |
| 1558 | else if (RL_ISSTATE (RL_STATE_CALLBACK)) |
| 1559 | { |
| 1560 | RL_SETSTATE (RL_STATE_VIMOTION); |
| 1561 | return (0); |
| 1562 | } |
| 1563 | #endif |
| 1564 | else |
| 1565 | r = rl_vi_domove (key, &c); |
| 1566 | |
| 1567 | if (r < 0) |
| 1568 | { |
| 1569 | rl_ding (); |
| 1570 | r = -1; |
| 1571 | } |
| 1572 | |
| 1573 | _rl_mvcxt_dispose (_rl_vimvcxt); |
| 1574 | _rl_vimvcxt = 0; |
| 1575 | |
| 1576 | return r; |
| 1577 | } |
| 1578 | |
| 1579 | static int |
| 1580 | vidomove_dispatch (_rl_vimotion_cxt *m) |
| 1581 | { |
| 1582 | int r; |
| 1583 | |
| 1584 | switch (m->op) |
| 1585 | { |
| 1586 | case VIM_DELETE: |
| 1587 | r = vi_delete_dispatch (m); |
| 1588 | break; |
| 1589 | case VIM_CHANGE: |
| 1590 | r = vi_change_dispatch (m); |
| 1591 | break; |
| 1592 | case VIM_YANK: |
| 1593 | r = vi_yank_dispatch (m); |
| 1594 | break; |
| 1595 | default: |
| 1596 | _rl_errmsg ("vidomove_dispatch: unknown operator %d", m->op); |
| 1597 | r = 1; |
| 1598 | break; |
| 1599 | } |
| 1600 | |
| 1601 | RL_UNSETSTATE (RL_STATE_VIMOTION); |
| 1602 | return r; |
| 1603 | } |
| 1604 | |
| 1605 | int |
| 1606 | rl_vi_rubout (int count, int key) |
| 1607 | { |
| 1608 | int opoint; |
| 1609 | |
| 1610 | if (count < 0) |
| 1611 | return (rl_vi_delete (-count, key)); |
| 1612 | |
| 1613 | if (rl_point == 0) |
| 1614 | { |
| 1615 | rl_ding (); |
| 1616 | return 1; |
| 1617 | } |
| 1618 | |
| 1619 | opoint = rl_point; |
| 1620 | if (count > 1 && MB_CUR_MAX > 1 && rl_byte_oriented == 0) |
| 1621 | rl_backward_char (count, key); |
| 1622 | else if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) |
| 1623 | rl_point = _rl_find_prev_mbchar (rl_line_buffer, rl_point, MB_FIND_NONZERO); |
| 1624 | else |
| 1625 | rl_point -= count; |
| 1626 | |
| 1627 | if (rl_point < 0) |
| 1628 | rl_point = 0; |
| 1629 | |
| 1630 | rl_kill_text (rl_point, opoint); |
| 1631 | |
| 1632 | return (0); |
| 1633 | } |
| 1634 | |
| 1635 | int |
| 1636 | rl_vi_delete (int count, int key) |
| 1637 | { |
| 1638 | int end; |
| 1639 | |
| 1640 | if (count < 0) |
| 1641 | return (rl_vi_rubout (-count, key)); |
| 1642 | |
| 1643 | if (rl_end == 0) |
| 1644 | { |
| 1645 | rl_ding (); |
| 1646 | return 1; |
| 1647 | } |
| 1648 | |
| 1649 | if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) |
| 1650 | end = _rl_find_next_mbchar (rl_line_buffer, rl_point, count, MB_FIND_NONZERO); |
| 1651 | else |
| 1652 | end = rl_point + count; |
| 1653 | |
| 1654 | if (end >= rl_end) |
| 1655 | end = rl_end; |
| 1656 | |
| 1657 | rl_kill_text (rl_point, end); |
| 1658 | |
| 1659 | if (rl_point > 0 && rl_point == rl_end) |
| 1660 | rl_backward_char (1, key); |
| 1661 | |
| 1662 | return (0); |
| 1663 | } |
| 1664 | |
| 1665 | /* This does what Posix specifies vi-mode C-w to do: using whitespace and |
| 1666 | punctuation characters as the word boundaries. */ |
| 1667 | |
| 1668 | #define vi_unix_word_boundary(c) (whitespace(c) || ispunct(c)) |
| 1669 | |
| 1670 | int |
| 1671 | rl_vi_unix_word_rubout (int count, int key) |
| 1672 | { |
| 1673 | int orig_point; |
| 1674 | |
| 1675 | if (rl_point == 0) |
| 1676 | rl_ding (); |
| 1677 | else |
| 1678 | { |
| 1679 | orig_point = rl_point; |
| 1680 | if (count <= 0) |
| 1681 | count = 1; |
| 1682 | |
| 1683 | while (count--) |
| 1684 | { |
| 1685 | /* This isn't quite what ksh93 does but it seems to match what the |
| 1686 | Posix description of sh specifies, with a few accommodations |
| 1687 | for sequences of whitespace characters between words and at |
| 1688 | the end of the line. */ |
| 1689 | |
| 1690 | /* Skip over whitespace at the end of the line as a special case */ |
| 1691 | if (rl_point > 0 && (rl_line_buffer[rl_point] == 0) && |
| 1692 | whitespace (rl_line_buffer[rl_point - 1])) |
| 1693 | while (--rl_point > 0 && whitespace (rl_line_buffer[rl_point])) |
| 1694 | ; |
| 1695 | |
| 1696 | /* If we're at the start of a word, move back to word boundary so we |
| 1697 | move back to the `preceding' word */ |
| 1698 | if (rl_point > 0 && (vi_unix_word_boundary (rl_line_buffer[rl_point]) == 0) && |
| 1699 | vi_unix_word_boundary (rl_line_buffer[rl_point - 1])) |
| 1700 | rl_point--; |
| 1701 | |
| 1702 | /* If we are at a word boundary (whitespace/punct), move backward |
| 1703 | past a sequence of word boundary characters. If we are at the |
| 1704 | end of a word (non-word boundary), move back to a word boundary */ |
| 1705 | if (rl_point > 0 && vi_unix_word_boundary (rl_line_buffer[rl_point])) |
| 1706 | while (rl_point && vi_unix_word_boundary (rl_line_buffer[rl_point - 1])) |
| 1707 | rl_point--; |
| 1708 | else if (rl_point > 0 && vi_unix_word_boundary (rl_line_buffer[rl_point]) == 0) |
| 1709 | while (rl_point > 0 && (vi_unix_word_boundary (rl_line_buffer[rl_point - 1]) == 0)) |
| 1710 | _rl_vi_backup_point (); |
| 1711 | } |
| 1712 | |
| 1713 | rl_kill_text (orig_point, rl_point); |
| 1714 | } |
| 1715 | |
| 1716 | return 0; |
| 1717 | } |
| 1718 | |
| 1719 | |
| 1720 | int |
| 1721 | rl_vi_back_to_indent (int count, int key) |
| 1722 | { |
| 1723 | rl_beg_of_line (1, key); |
| 1724 | while (rl_point < rl_end && whitespace (rl_line_buffer[rl_point])) |
| 1725 | rl_point++; |
| 1726 | return (0); |
| 1727 | } |
| 1728 | |
| 1729 | int |
| 1730 | rl_vi_first_print (int count, int key) |
| 1731 | { |
| 1732 | return (rl_vi_back_to_indent (1, key)); |
| 1733 | } |
| 1734 | |
| 1735 | static int _rl_cs_dir, _rl_cs_orig_dir; |
| 1736 | |
| 1737 | #if defined (READLINE_CALLBACKS) |
| 1738 | static int |
| 1739 | _rl_vi_callback_char_search (_rl_callback_generic_arg *data) |
| 1740 | { |
| 1741 | int c; |
| 1742 | #if defined (HANDLE_MULTIBYTE) |
| 1743 | c = _rl_vi_last_search_mblen = _rl_read_mbchar (_rl_vi_last_search_mbchar, MB_LEN_MAX); |
| 1744 | #else |
| 1745 | RL_SETSTATE(RL_STATE_MOREINPUT); |
| 1746 | c = rl_read_key (); |
| 1747 | RL_UNSETSTATE(RL_STATE_MOREINPUT); |
| 1748 | #endif |
| 1749 | |
| 1750 | if (c <= 0) |
| 1751 | { |
| 1752 | RL_UNSETSTATE (RL_STATE_CHARSEARCH); |
| 1753 | return -1; |
| 1754 | } |
| 1755 | |
| 1756 | #if !defined (HANDLE_MULTIBYTE) |
| 1757 | _rl_vi_last_search_char = c; |
| 1758 | #endif |
| 1759 | |
| 1760 | _rl_callback_func = 0; |
| 1761 | _rl_want_redisplay = 1; |
| 1762 | RL_UNSETSTATE (RL_STATE_CHARSEARCH); |
| 1763 | |
| 1764 | #if defined (HANDLE_MULTIBYTE) |
| 1765 | return (_rl_char_search_internal (data->count, _rl_cs_dir, _rl_vi_last_search_mbchar, _rl_vi_last_search_mblen)); |
| 1766 | #else |
| 1767 | return (_rl_char_search_internal (data->count, _rl_cs_dir, _rl_vi_last_search_char)); |
| 1768 | #endif |
| 1769 | } |
| 1770 | #endif |
| 1771 | |
| 1772 | int |
| 1773 | rl_vi_char_search (int count, int key) |
| 1774 | { |
| 1775 | int c; |
| 1776 | #if defined (HANDLE_MULTIBYTE) |
| 1777 | static char *target; |
| 1778 | static int tlen; |
| 1779 | #else |
| 1780 | static char target; |
| 1781 | #endif |
| 1782 | |
| 1783 | if (key == ';' || key == ',') |
| 1784 | { |
| 1785 | if (_rl_cs_orig_dir == 0) |
| 1786 | return 1; |
| 1787 | #if defined (HANDLE_MULTIBYTE) |
| 1788 | if (_rl_vi_last_search_mblen == 0) |
| 1789 | return 1; |
| 1790 | #else |
| 1791 | if (_rl_vi_last_search_char == 0) |
| 1792 | return 1; |
| 1793 | #endif |
| 1794 | _rl_cs_dir = (key == ';') ? _rl_cs_orig_dir : -_rl_cs_orig_dir; |
| 1795 | } |
| 1796 | else |
| 1797 | { |
| 1798 | switch (key) |
| 1799 | { |
| 1800 | case 't': |
| 1801 | _rl_cs_orig_dir = _rl_cs_dir = FTO; |
| 1802 | break; |
| 1803 | |
| 1804 | case 'T': |
| 1805 | _rl_cs_orig_dir = _rl_cs_dir = BTO; |
| 1806 | break; |
| 1807 | |
| 1808 | case 'f': |
| 1809 | _rl_cs_orig_dir = _rl_cs_dir = FFIND; |
| 1810 | break; |
| 1811 | |
| 1812 | case 'F': |
| 1813 | _rl_cs_orig_dir = _rl_cs_dir = BFIND; |
| 1814 | break; |
| 1815 | } |
| 1816 | |
| 1817 | if (_rl_vi_redoing) |
| 1818 | { |
| 1819 | /* set target and tlen below */ |
| 1820 | } |
| 1821 | #if defined (READLINE_CALLBACKS) |
| 1822 | else if (RL_ISSTATE (RL_STATE_CALLBACK)) |
| 1823 | { |
| 1824 | _rl_callback_data = _rl_callback_data_alloc (count); |
| 1825 | _rl_callback_data->i1 = _rl_cs_dir; |
| 1826 | _rl_callback_data->i2 = key; |
| 1827 | _rl_callback_func = _rl_vi_callback_char_search; |
| 1828 | RL_SETSTATE (RL_STATE_CHARSEARCH); |
| 1829 | return (0); |
| 1830 | } |
| 1831 | #endif |
| 1832 | else |
| 1833 | { |
| 1834 | #if defined (HANDLE_MULTIBYTE) |
| 1835 | c = _rl_read_mbchar (_rl_vi_last_search_mbchar, MB_LEN_MAX); |
| 1836 | if (c <= 0) |
| 1837 | return -1; |
| 1838 | _rl_vi_last_search_mblen = c; |
| 1839 | #else |
| 1840 | RL_SETSTATE(RL_STATE_MOREINPUT); |
| 1841 | c = rl_read_key (); |
| 1842 | RL_UNSETSTATE(RL_STATE_MOREINPUT); |
| 1843 | if (c < 0) |
| 1844 | return -1; |
| 1845 | _rl_vi_last_search_char = c; |
| 1846 | #endif |
| 1847 | } |
| 1848 | } |
| 1849 | |
| 1850 | #if defined (HANDLE_MULTIBYTE) |
| 1851 | target = _rl_vi_last_search_mbchar; |
| 1852 | tlen = _rl_vi_last_search_mblen; |
| 1853 | #else |
| 1854 | target = _rl_vi_last_search_char; |
| 1855 | #endif |
| 1856 | |
| 1857 | #if defined (HANDLE_MULTIBYTE) |
| 1858 | return (_rl_char_search_internal (count, _rl_cs_dir, target, tlen)); |
| 1859 | #else |
| 1860 | return (_rl_char_search_internal (count, _rl_cs_dir, target)); |
| 1861 | #endif |
| 1862 | } |
| 1863 | |
| 1864 | /* Match brackets */ |
| 1865 | int |
| 1866 | rl_vi_match (int ignore, int key) |
| 1867 | { |
| 1868 | int count = 1, brack, pos, tmp, pre; |
| 1869 | |
| 1870 | pos = rl_point; |
| 1871 | if ((brack = rl_vi_bracktype (rl_line_buffer[rl_point])) == 0) |
| 1872 | { |
| 1873 | if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) |
| 1874 | { |
| 1875 | while ((brack = rl_vi_bracktype (rl_line_buffer[rl_point])) == 0) |
| 1876 | { |
| 1877 | pre = rl_point; |
| 1878 | rl_forward_char (1, key); |
| 1879 | if (pre == rl_point) |
| 1880 | break; |
| 1881 | } |
| 1882 | } |
| 1883 | else |
| 1884 | while ((brack = rl_vi_bracktype (rl_line_buffer[rl_point])) == 0 && |
| 1885 | rl_point < rl_end - 1) |
| 1886 | rl_forward_char (1, key); |
| 1887 | |
| 1888 | if (brack <= 0) |
| 1889 | { |
| 1890 | rl_point = pos; |
| 1891 | rl_ding (); |
| 1892 | return 1; |
| 1893 | } |
| 1894 | } |
| 1895 | |
| 1896 | pos = rl_point; |
| 1897 | |
| 1898 | if (brack < 0) |
| 1899 | { |
| 1900 | while (count) |
| 1901 | { |
| 1902 | tmp = pos; |
| 1903 | if (MB_CUR_MAX == 1 || rl_byte_oriented) |
| 1904 | pos--; |
| 1905 | else |
| 1906 | { |
| 1907 | pos = _rl_find_prev_mbchar (rl_line_buffer, pos, MB_FIND_ANY); |
| 1908 | if (tmp == pos) |
| 1909 | pos--; |
| 1910 | } |
| 1911 | if (pos >= 0) |
| 1912 | { |
| 1913 | int b = rl_vi_bracktype (rl_line_buffer[pos]); |
| 1914 | if (b == -brack) |
| 1915 | count--; |
| 1916 | else if (b == brack) |
| 1917 | count++; |
| 1918 | } |
| 1919 | else |
| 1920 | { |
| 1921 | rl_ding (); |
| 1922 | return 1; |
| 1923 | } |
| 1924 | } |
| 1925 | } |
| 1926 | else |
| 1927 | { /* brack > 0 */ |
| 1928 | while (count) |
| 1929 | { |
| 1930 | if (MB_CUR_MAX == 1 || rl_byte_oriented) |
| 1931 | pos++; |
| 1932 | else |
| 1933 | pos = _rl_find_next_mbchar (rl_line_buffer, pos, 1, MB_FIND_ANY); |
| 1934 | |
| 1935 | if (pos < rl_end) |
| 1936 | { |
| 1937 | int b = rl_vi_bracktype (rl_line_buffer[pos]); |
| 1938 | if (b == -brack) |
| 1939 | count--; |
| 1940 | else if (b == brack) |
| 1941 | count++; |
| 1942 | } |
| 1943 | else |
| 1944 | { |
| 1945 | rl_ding (); |
| 1946 | return 1; |
| 1947 | } |
| 1948 | } |
| 1949 | } |
| 1950 | rl_point = pos; |
| 1951 | return (0); |
| 1952 | } |
| 1953 | |
| 1954 | int |
| 1955 | rl_vi_bracktype (int c) |
| 1956 | { |
| 1957 | switch (c) |
| 1958 | { |
| 1959 | case '(': return 1; |
| 1960 | case ')': return -1; |
| 1961 | case '[': return 2; |
| 1962 | case ']': return -2; |
| 1963 | case '{': return 3; |
| 1964 | case '}': return -3; |
| 1965 | default: return 0; |
| 1966 | } |
| 1967 | } |
| 1968 | |
| 1969 | static int |
| 1970 | _rl_vi_change_char (int count, int c, char *mb) |
| 1971 | { |
| 1972 | int p; |
| 1973 | |
| 1974 | if (c == '\033' || c == CTRL ('C')) |
| 1975 | return -1; |
| 1976 | |
| 1977 | rl_begin_undo_group (); |
| 1978 | while (count-- && rl_point < rl_end) |
| 1979 | { |
| 1980 | p = rl_point; |
| 1981 | rl_vi_delete (1, c); |
| 1982 | if (rl_point < p) /* Did we retreat at EOL? */ |
| 1983 | _rl_vi_append_forward (c); |
| 1984 | #if defined (HANDLE_MULTIBYTE) |
| 1985 | if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) |
| 1986 | rl_insert_text (mb); |
| 1987 | else |
| 1988 | #endif |
| 1989 | _rl_insert_char (1, c); |
| 1990 | } |
| 1991 | |
| 1992 | /* The cursor shall be left on the last character changed. */ |
| 1993 | rl_backward_char (1, c); |
| 1994 | |
| 1995 | rl_end_undo_group (); |
| 1996 | |
| 1997 | return (0); |
| 1998 | } |
| 1999 | |
| 2000 | static int |
| 2001 | _rl_vi_callback_getchar (char *mb, int mlen) |
| 2002 | { |
| 2003 | int c; |
| 2004 | |
| 2005 | RL_SETSTATE(RL_STATE_MOREINPUT); |
| 2006 | c = rl_read_key (); |
| 2007 | RL_UNSETSTATE(RL_STATE_MOREINPUT); |
| 2008 | |
| 2009 | if (c < 0) |
| 2010 | return -1; |
| 2011 | |
| 2012 | #if defined (HANDLE_MULTIBYTE) |
| 2013 | if (MB_CUR_MAX > 1 && rl_byte_oriented == 0) |
| 2014 | c = _rl_read_mbstring (c, mb, mlen); |
| 2015 | #endif |
| 2016 | |
| 2017 | return c; |
| 2018 | } |
| 2019 | |
| 2020 | #if defined (READLINE_CALLBACKS) |
| 2021 | static int |
| 2022 | _rl_vi_callback_change_char (_rl_callback_generic_arg *data) |
| 2023 | { |
| 2024 | int c; |
| 2025 | char mb[MB_LEN_MAX+1]; |
| 2026 | |
| 2027 | c = _rl_vi_callback_getchar (mb, MB_LEN_MAX); |
| 2028 | #if defined (HANDLE_MULTIBYTE) |
| 2029 | strncpy (_rl_vi_last_replacement, mb, MB_LEN_MAX); |
| 2030 | #else |
| 2031 | _rl_vi_last_replacement[0] = c; |
| 2032 | #endif |
| 2033 | _rl_vi_last_replacement[MB_LEN_MAX] = '\0'; /* XXX */ |
| 2034 | |
| 2035 | if (c < 0) |
| 2036 | return -1; |
| 2037 | |
| 2038 | _rl_callback_func = 0; |
| 2039 | _rl_want_redisplay = 1; |
| 2040 | |
| 2041 | return (_rl_vi_change_char (data->count, c, mb)); |
| 2042 | } |
| 2043 | #endif |
| 2044 | |
| 2045 | int |
| 2046 | rl_vi_change_char (int count, int key) |
| 2047 | { |
| 2048 | int c; |
| 2049 | char mb[MB_LEN_MAX+1]; |
| 2050 | |
| 2051 | if (_rl_vi_redoing) |
| 2052 | { |
| 2053 | strncpy (mb, _rl_vi_last_replacement, MB_LEN_MAX); |
| 2054 | c = (unsigned char)_rl_vi_last_replacement[0]; /* XXX */ |
| 2055 | mb[MB_LEN_MAX] = '\0'; |
| 2056 | } |
| 2057 | #if defined (READLINE_CALLBACKS) |
| 2058 | else if (RL_ISSTATE (RL_STATE_CALLBACK)) |
| 2059 | { |
| 2060 | _rl_callback_data = _rl_callback_data_alloc (count); |
| 2061 | _rl_callback_func = _rl_vi_callback_change_char; |
| 2062 | return (0); |
| 2063 | } |
| 2064 | #endif |
| 2065 | else |
| 2066 | { |
| 2067 | c = _rl_vi_callback_getchar (mb, MB_LEN_MAX); |
| 2068 | #ifdef HANDLE_MULTIBYTE |
| 2069 | strncpy (_rl_vi_last_replacement, mb, MB_LEN_MAX); |
| 2070 | #else |
| 2071 | _rl_vi_last_replacement[0] = c; |
| 2072 | #endif |
| 2073 | _rl_vi_last_replacement[MB_LEN_MAX] = '\0'; /* just in case */ |
| 2074 | } |
| 2075 | |
| 2076 | if (c < 0) |
| 2077 | return -1; |
| 2078 | |
| 2079 | return (_rl_vi_change_char (count, c, mb)); |
| 2080 | } |
| 2081 | |
| 2082 | int |
| 2083 | rl_vi_subst (int count, int key) |
| 2084 | { |
| 2085 | /* If we are redoing, rl_vi_change_to will stuff the last motion char */ |
| 2086 | if (_rl_vi_redoing == 0) |
| 2087 | rl_stuff_char ((key == 'S') ? 'c' : 'l'); /* `S' == `cc', `s' == `cl' */ |
| 2088 | |
| 2089 | return (rl_vi_change_to (count, 'c')); |
| 2090 | } |
| 2091 | |
| 2092 | int |
| 2093 | rl_vi_overstrike (int count, int key) |
| 2094 | { |
| 2095 | if (_rl_vi_doing_insert == 0) |
| 2096 | { |
| 2097 | _rl_vi_doing_insert = 1; |
| 2098 | rl_begin_undo_group (); |
| 2099 | } |
| 2100 | |
| 2101 | if (count > 0) |
| 2102 | { |
| 2103 | _rl_overwrite_char (count, key); |
| 2104 | vi_replace_count += count; |
| 2105 | } |
| 2106 | |
| 2107 | return (0); |
| 2108 | } |
| 2109 | |
| 2110 | int |
| 2111 | rl_vi_overstrike_delete (int count, int key) |
| 2112 | { |
| 2113 | int i, s; |
| 2114 | |
| 2115 | for (i = 0; i < count; i++) |
| 2116 | { |
| 2117 | if (vi_replace_count == 0) |
| 2118 | { |
| 2119 | rl_ding (); |
| 2120 | break; |
| 2121 | } |
| 2122 | s = rl_point; |
| 2123 | |
| 2124 | if (rl_do_undo ()) |
| 2125 | vi_replace_count--; |
| 2126 | |
| 2127 | if (rl_point == s) |
| 2128 | rl_backward_char (1, key); |
| 2129 | } |
| 2130 | |
| 2131 | if (vi_replace_count == 0 && _rl_vi_doing_insert) |
| 2132 | { |
| 2133 | rl_end_undo_group (); |
| 2134 | rl_do_undo (); |
| 2135 | _rl_vi_doing_insert = 0; |
| 2136 | } |
| 2137 | return (0); |
| 2138 | } |
| 2139 | |
| 2140 | int |
| 2141 | rl_vi_replace (int count, int key) |
| 2142 | { |
| 2143 | int i; |
| 2144 | |
| 2145 | vi_replace_count = 0; |
| 2146 | |
| 2147 | if (vi_replace_map == 0) |
| 2148 | { |
| 2149 | vi_replace_map = rl_make_bare_keymap (); |
| 2150 | |
| 2151 | for (i = 0; i < ' '; i++) |
| 2152 | if (vi_insertion_keymap[i].type == ISFUNC) |
| 2153 | vi_replace_map[i].function = vi_insertion_keymap[i].function; |
| 2154 | |
| 2155 | for (i = ' '; i < KEYMAP_SIZE; i++) |
| 2156 | vi_replace_map[i].function = rl_vi_overstrike; |
| 2157 | |
| 2158 | vi_replace_map[RUBOUT].function = rl_vi_overstrike_delete; |
| 2159 | |
| 2160 | /* Make sure these are what we want. */ |
| 2161 | vi_replace_map[ESC].function = rl_vi_movement_mode; |
| 2162 | vi_replace_map[RETURN].function = rl_newline; |
| 2163 | vi_replace_map[NEWLINE].function = rl_newline; |
| 2164 | |
| 2165 | /* If the normal vi insertion keymap has ^H bound to erase, do the |
| 2166 | same here. Probably should remove the assignment to RUBOUT up |
| 2167 | there, but I don't think it will make a difference in real life. */ |
| 2168 | if (vi_insertion_keymap[CTRL ('H')].type == ISFUNC && |
| 2169 | vi_insertion_keymap[CTRL ('H')].function == rl_rubout) |
| 2170 | vi_replace_map[CTRL ('H')].function = rl_vi_overstrike_delete; |
| 2171 | |
| 2172 | /* Make sure this is the value we need. */ |
| 2173 | vi_replace_map[ANYOTHERKEY].type = ISFUNC; |
| 2174 | vi_replace_map[ANYOTHERKEY].function = (rl_command_func_t *)NULL; |
| 2175 | } |
| 2176 | |
| 2177 | rl_vi_start_inserting (key, 1, rl_arg_sign); |
| 2178 | |
| 2179 | _rl_vi_last_key_before_insert = key; |
| 2180 | _rl_keymap = vi_replace_map; |
| 2181 | |
| 2182 | return (0); |
| 2183 | } |
| 2184 | |
| 2185 | #if 0 |
| 2186 | /* Try to complete the word we are standing on or the word that ends with |
| 2187 | the previous character. A space matches everything. Word delimiters are |
| 2188 | space and ;. */ |
| 2189 | int |
| 2190 | rl_vi_possible_completions (void) |
| 2191 | { |
| 2192 | int save_pos = rl_point; |
| 2193 | |
| 2194 | if (rl_line_buffer[rl_point] != ' ' && rl_line_buffer[rl_point] != ';') |
| 2195 | { |
| 2196 | while (rl_point < rl_end && rl_line_buffer[rl_point] != ' ' && |
| 2197 | rl_line_buffer[rl_point] != ';') |
| 2198 | _rl_vi_advance_point (); |
| 2199 | } |
| 2200 | else if (rl_line_buffer[rl_point - 1] == ';') |
| 2201 | { |
| 2202 | rl_ding (); |
| 2203 | return (0); |
| 2204 | } |
| 2205 | |
| 2206 | rl_possible_completions (); |
| 2207 | rl_point = save_pos; |
| 2208 | |
| 2209 | return (0); |
| 2210 | } |
| 2211 | #endif |
| 2212 | |
| 2213 | /* Functions to save and restore marks. */ |
| 2214 | static int |
| 2215 | _rl_vi_set_mark (void) |
| 2216 | { |
| 2217 | int ch; |
| 2218 | |
| 2219 | RL_SETSTATE(RL_STATE_MOREINPUT); |
| 2220 | ch = rl_read_key (); |
| 2221 | RL_UNSETSTATE(RL_STATE_MOREINPUT); |
| 2222 | |
| 2223 | if (ch < 0 || ch < 'a' || ch > 'z') /* make test against 0 explicit */ |
| 2224 | { |
| 2225 | rl_ding (); |
| 2226 | return 1; |
| 2227 | } |
| 2228 | ch -= 'a'; |
| 2229 | vi_mark_chars[ch] = rl_point; |
| 2230 | return 0; |
| 2231 | } |
| 2232 | |
| 2233 | #if defined (READLINE_CALLBACKS) |
| 2234 | static int |
| 2235 | _rl_vi_callback_set_mark (_rl_callback_generic_arg *data) |
| 2236 | { |
| 2237 | _rl_callback_func = 0; |
| 2238 | _rl_want_redisplay = 1; |
| 2239 | |
| 2240 | return (_rl_vi_set_mark ()); |
| 2241 | } |
| 2242 | #endif |
| 2243 | |
| 2244 | int |
| 2245 | rl_vi_set_mark (int count, int key) |
| 2246 | { |
| 2247 | #if defined (READLINE_CALLBACKS) |
| 2248 | if (RL_ISSTATE (RL_STATE_CALLBACK)) |
| 2249 | { |
| 2250 | _rl_callback_data = 0; |
| 2251 | _rl_callback_func = _rl_vi_callback_set_mark; |
| 2252 | return (0); |
| 2253 | } |
| 2254 | #endif |
| 2255 | |
| 2256 | return (_rl_vi_set_mark ()); |
| 2257 | } |
| 2258 | |
| 2259 | static int |
| 2260 | _rl_vi_goto_mark (void) |
| 2261 | { |
| 2262 | int ch; |
| 2263 | |
| 2264 | RL_SETSTATE(RL_STATE_MOREINPUT); |
| 2265 | ch = rl_read_key (); |
| 2266 | RL_UNSETSTATE(RL_STATE_MOREINPUT); |
| 2267 | |
| 2268 | if (ch == '`') |
| 2269 | { |
| 2270 | rl_point = rl_mark; |
| 2271 | return 0; |
| 2272 | } |
| 2273 | else if (ch < 0 || ch < 'a' || ch > 'z') /* make test against 0 explicit */ |
| 2274 | { |
| 2275 | rl_ding (); |
| 2276 | return 1; |
| 2277 | } |
| 2278 | |
| 2279 | ch -= 'a'; |
| 2280 | if (vi_mark_chars[ch] == -1) |
| 2281 | { |
| 2282 | rl_ding (); |
| 2283 | return 1; |
| 2284 | } |
| 2285 | rl_point = vi_mark_chars[ch]; |
| 2286 | return 0; |
| 2287 | } |
| 2288 | |
| 2289 | #if defined (READLINE_CALLBACKS) |
| 2290 | static int |
| 2291 | _rl_vi_callback_goto_mark (_rl_callback_generic_arg *data) |
| 2292 | { |
| 2293 | _rl_callback_func = 0; |
| 2294 | _rl_want_redisplay = 1; |
| 2295 | |
| 2296 | return (_rl_vi_goto_mark ()); |
| 2297 | } |
| 2298 | #endif |
| 2299 | |
| 2300 | int |
| 2301 | rl_vi_goto_mark (int count, int key) |
| 2302 | { |
| 2303 | #if defined (READLINE_CALLBACKS) |
| 2304 | if (RL_ISSTATE (RL_STATE_CALLBACK)) |
| 2305 | { |
| 2306 | _rl_callback_data = 0; |
| 2307 | _rl_callback_func = _rl_vi_callback_goto_mark; |
| 2308 | return (0); |
| 2309 | } |
| 2310 | #endif |
| 2311 | |
| 2312 | return (_rl_vi_goto_mark ()); |
| 2313 | } |
| 2314 | #endif /* VI_MODE */ |