Mercurial > vim
annotate src/ops.c @ 2135:7aee5e68548a v7.2.417
updated for version 7.2.417
Problem: When 'shell' has an argument with a slash then 'shellpipe' is not
set properly. (Britton Kerin)
Solution: Assume there are no spaces in the path, arguments follow.
| author | Bram Moolenaar <bram@zimbu.org> |
|---|---|
| date | Thu, 13 May 2010 13:12:06 +0200 |
| parents | 2f6e519726f1 |
| children | 8c6a66e2b3cc |
| rev | line source |
|---|---|
| 7 | 1 /* vi:set ts=8 sts=4 sw=4: |
| 2 * | |
| 3 * VIM - Vi IMproved by Bram Moolenaar | |
| 4 * | |
| 5 * Do ":help uganda" in Vim to read copying and usage conditions. | |
| 6 * Do ":help credits" in Vim to see a list of people who contributed. | |
| 7 * See README.txt for an overview of the Vim source code. | |
| 8 */ | |
| 9 | |
| 10 /* | |
| 11 * ops.c: implementation of various operators: op_shift, op_delete, op_tilde, | |
| 12 * op_change, op_yank, do_put, do_join | |
| 13 */ | |
| 14 | |
| 15 #include "vim.h" | |
| 16 | |
| 17 /* | |
| 18 * Number of registers. | |
| 19 * 0 = unnamed register, for normal yanks and puts | |
| 20 * 1..9 = registers '1' to '9', for deletes | |
| 21 * 10..35 = registers 'a' to 'z' | |
| 22 * 36 = delete register '-' | |
| 23 * 37 = Selection register '*'. Only if FEAT_CLIPBOARD defined | |
| 24 * 38 = Clipboard register '+'. Only if FEAT_CLIPBOARD and FEAT_X11 defined | |
| 25 */ | |
| 26 /* | |
| 27 * Symbolic names for some registers. | |
| 28 */ | |
| 29 #define DELETION_REGISTER 36 | |
| 30 #ifdef FEAT_CLIPBOARD | |
| 31 # define STAR_REGISTER 37 | |
| 32 # ifdef FEAT_X11 | |
| 33 # define PLUS_REGISTER 38 | |
| 34 # else | |
| 35 # define PLUS_REGISTER STAR_REGISTER /* there is only one */ | |
| 36 # endif | |
| 37 #endif | |
| 38 #ifdef FEAT_DND | |
| 39 # define TILDE_REGISTER (PLUS_REGISTER + 1) | |
| 40 #endif | |
| 41 | |
| 42 #ifdef FEAT_CLIPBOARD | |
| 43 # ifdef FEAT_DND | |
| 44 # define NUM_REGISTERS (TILDE_REGISTER + 1) | |
| 45 # else | |
| 46 # define NUM_REGISTERS (PLUS_REGISTER + 1) | |
| 47 # endif | |
| 48 #else | |
| 49 # define NUM_REGISTERS 37 | |
| 50 #endif | |
| 51 | |
| 52 /* | |
| 53 * Each yank register is an array of pointers to lines. | |
| 54 */ | |
| 55 static struct yankreg | |
| 56 { | |
| 57 char_u **y_array; /* pointer to array of line pointers */ | |
| 58 linenr_T y_size; /* number of lines in y_array */ | |
| 59 char_u y_type; /* MLINE, MCHAR or MBLOCK */ | |
| 60 #ifdef FEAT_VISUAL | |
| 61 colnr_T y_width; /* only set if y_type == MBLOCK */ | |
| 62 #endif | |
| 63 } y_regs[NUM_REGISTERS]; | |
| 64 | |
| 65 static struct yankreg *y_current; /* ptr to current yankreg */ | |
| 66 static int y_append; /* TRUE when appending */ | |
| 67 static struct yankreg *y_previous = NULL; /* ptr to last written yankreg */ | |
| 68 | |
| 69 /* | |
| 70 * structure used by block_prep, op_delete and op_yank for blockwise operators | |
| 71 * also op_change, op_shift, op_insert, op_replace - AKelly | |
| 72 */ | |
| 73 struct block_def | |
| 74 { | |
| 1839 | 75 int startspaces; /* 'extra' cols before first char */ |
| 76 int endspaces; /* 'extra' cols after last char */ | |
| 7 | 77 int textlen; /* chars in block */ |
| 1839 | 78 char_u *textstart; /* pointer to 1st char (partially) in block */ |
| 79 colnr_T textcol; /* index of chars (partially) in block */ | |
| 7 | 80 colnr_T start_vcol; /* start col of 1st char wholly inside block */ |
| 81 colnr_T end_vcol; /* start col of 1st char wholly after block */ | |
| 82 #ifdef FEAT_VISUALEXTRA | |
| 83 int is_short; /* TRUE if line is too short to fit in block */ | |
| 84 int is_MAX; /* TRUE if curswant==MAXCOL when starting */ | |
| 85 int is_oneChar; /* TRUE if block within one character */ | |
| 86 int pre_whitesp; /* screen cols of ws before block */ | |
| 87 int pre_whitesp_c; /* chars of ws before block */ | |
| 88 colnr_T end_char_vcols; /* number of vcols of post-block char */ | |
| 89 #endif | |
| 90 colnr_T start_char_vcols; /* number of vcols of pre-block char */ | |
| 91 }; | |
| 92 | |
| 93 #ifdef FEAT_VISUALEXTRA | |
| 94 static void shift_block __ARGS((oparg_T *oap, int amount)); | |
| 95 static void block_insert __ARGS((oparg_T *oap, char_u *s, int b_insert, struct block_def*bdp)); | |
| 96 #endif | |
| 97 static int stuff_yank __ARGS((int, char_u *)); | |
| 1034 | 98 static void put_reedit_in_typebuf __ARGS((int silent)); |
| 1077 | 99 static int put_in_typebuf __ARGS((char_u *s, int esc, int colon, |
| 100 int silent)); | |
| 7 | 101 static void stuffescaped __ARGS((char_u *arg, int literally)); |
| 102 #ifdef FEAT_MBYTE | |
| 103 static void mb_adjust_opend __ARGS((oparg_T *oap)); | |
| 104 #endif | |
| 105 static void free_yank __ARGS((long)); | |
| 106 static void free_yank_all __ARGS((void)); | |
| 107 static int yank_copy_line __ARGS((struct block_def *bd, long y_idx)); | |
| 108 #ifdef FEAT_CLIPBOARD | |
| 109 static void copy_yank_reg __ARGS((struct yankreg *reg)); | |
| 110 # if defined(FEAT_VISUAL) || defined(FEAT_EVAL) | |
| 111 static void may_set_selection __ARGS((void)); | |
| 112 # endif | |
| 113 #endif | |
| 114 static void dis_msg __ARGS((char_u *p, int skip_esc)); | |
| 115 #ifdef FEAT_VISUAL | |
| 116 static void block_prep __ARGS((oparg_T *oap, struct block_def *, linenr_T, int)); | |
| 117 #endif | |
| 118 #if defined(FEAT_CLIPBOARD) || defined(FEAT_EVAL) | |
| 119 static void str_to_reg __ARGS((struct yankreg *y_ptr, int type, char_u *str, long len, long blocklen)); | |
| 120 #endif | |
| 121 static int ends_in_white __ARGS((linenr_T lnum)); | |
| 122 #ifdef FEAT_COMMENTS | |
| 123 static int same_leader __ARGS((linenr_T lnum, int, char_u *, int, char_u *)); | |
| 124 static int fmt_check_par __ARGS((linenr_T, int *, char_u **, int do_comments)); | |
| 125 #else | |
| 126 static int fmt_check_par __ARGS((linenr_T)); | |
| 127 #endif | |
| 128 | |
| 129 /* | |
| 130 * The names of operators. | |
| 131 * IMPORTANT: Index must correspond with defines in vim.h!!! | |
| 132 * The third field indicates whether the operator always works on lines. | |
| 133 */ | |
| 134 static char opchars[][3] = | |
| 135 { | |
| 136 {NUL, NUL, FALSE}, /* OP_NOP */ | |
| 137 {'d', NUL, FALSE}, /* OP_DELETE */ | |
| 138 {'y', NUL, FALSE}, /* OP_YANK */ | |
| 139 {'c', NUL, FALSE}, /* OP_CHANGE */ | |
| 140 {'<', NUL, TRUE}, /* OP_LSHIFT */ | |
| 141 {'>', NUL, TRUE}, /* OP_RSHIFT */ | |
| 142 {'!', NUL, TRUE}, /* OP_FILTER */ | |
| 143 {'g', '~', FALSE}, /* OP_TILDE */ | |
| 144 {'=', NUL, TRUE}, /* OP_INDENT */ | |
| 145 {'g', 'q', TRUE}, /* OP_FORMAT */ | |
| 146 {':', NUL, TRUE}, /* OP_COLON */ | |
| 147 {'g', 'U', FALSE}, /* OP_UPPER */ | |
| 148 {'g', 'u', FALSE}, /* OP_LOWER */ | |
| 149 {'J', NUL, TRUE}, /* DO_JOIN */ | |
| 150 {'g', 'J', TRUE}, /* DO_JOIN_NS */ | |
| 151 {'g', '?', FALSE}, /* OP_ROT13 */ | |
| 152 {'r', NUL, FALSE}, /* OP_REPLACE */ | |
| 153 {'I', NUL, FALSE}, /* OP_INSERT */ | |
| 154 {'A', NUL, FALSE}, /* OP_APPEND */ | |
| 155 {'z', 'f', TRUE}, /* OP_FOLD */ | |
| 156 {'z', 'o', TRUE}, /* OP_FOLDOPEN */ | |
| 157 {'z', 'O', TRUE}, /* OP_FOLDOPENREC */ | |
| 158 {'z', 'c', TRUE}, /* OP_FOLDCLOSE */ | |
| 159 {'z', 'C', TRUE}, /* OP_FOLDCLOSEREC */ | |
| 160 {'z', 'd', TRUE}, /* OP_FOLDDEL */ | |
| 161 {'z', 'D', TRUE}, /* OP_FOLDDELREC */ | |
| 162 {'g', 'w', TRUE}, /* OP_FORMAT2 */ | |
| 603 | 163 {'g', '@', FALSE}, /* OP_FUNCTION */ |
| 7 | 164 }; |
| 165 | |
| 166 /* | |
| 167 * Translate a command name into an operator type. | |
| 168 * Must only be called with a valid operator name! | |
| 169 */ | |
| 170 int | |
| 171 get_op_type(char1, char2) | |
| 172 int char1; | |
| 173 int char2; | |
| 174 { | |
| 175 int i; | |
| 176 | |
| 177 if (char1 == 'r') /* ignore second character */ | |
| 178 return OP_REPLACE; | |
| 179 if (char1 == '~') /* when tilde is an operator */ | |
| 180 return OP_TILDE; | |
| 181 for (i = 0; ; ++i) | |
| 182 if (opchars[i][0] == char1 && opchars[i][1] == char2) | |
| 183 break; | |
| 184 return i; | |
| 185 } | |
| 186 | |
| 187 #if defined(FEAT_VISUAL) || defined(PROTO) | |
| 188 /* | |
| 189 * Return TRUE if operator "op" always works on whole lines. | |
| 190 */ | |
| 191 int | |
| 192 op_on_lines(op) | |
| 193 int op; | |
| 194 { | |
| 195 return opchars[op][2]; | |
| 196 } | |
| 197 #endif | |
| 198 | |
| 199 /* | |
| 200 * Get first operator command character. | |
| 201 * Returns 'g' or 'z' if there is another command character. | |
| 202 */ | |
| 203 int | |
| 204 get_op_char(optype) | |
| 205 int optype; | |
| 206 { | |
| 207 return opchars[optype][0]; | |
| 208 } | |
| 209 | |
| 210 /* | |
| 211 * Get second operator command character. | |
| 212 */ | |
| 213 int | |
| 214 get_extra_op_char(optype) | |
| 215 int optype; | |
| 216 { | |
| 217 return opchars[optype][1]; | |
| 218 } | |
| 219 | |
| 220 /* | |
| 221 * op_shift - handle a shift operation | |
| 222 */ | |
| 223 void | |
| 224 op_shift(oap, curs_top, amount) | |
| 225 oparg_T *oap; | |
| 226 int curs_top; | |
| 227 int amount; | |
| 228 { | |
| 229 long i; | |
| 230 int first_char; | |
| 231 char_u *s; | |
| 232 #ifdef FEAT_VISUAL | |
| 233 int block_col = 0; | |
| 234 #endif | |
| 235 | |
| 236 if (u_save((linenr_T)(oap->start.lnum - 1), | |
| 237 (linenr_T)(oap->end.lnum + 1)) == FAIL) | |
| 238 return; | |
| 239 | |
| 240 #ifdef FEAT_VISUAL | |
| 241 if (oap->block_mode) | |
| 242 block_col = curwin->w_cursor.col; | |
| 243 #endif | |
| 244 | |
| 245 for (i = oap->line_count; --i >= 0; ) | |
| 246 { | |
| 247 first_char = *ml_get_curline(); | |
| 248 if (first_char == NUL) /* empty line */ | |
| 249 curwin->w_cursor.col = 0; | |
| 250 #ifdef FEAT_VISUALEXTRA | |
| 251 else if (oap->block_mode) | |
| 252 shift_block(oap, amount); | |
| 253 #endif | |
| 254 else | |
| 255 /* Move the line right if it doesn't start with '#', 'smartindent' | |
| 256 * isn't set or 'cindent' isn't set or '#' isn't in 'cino'. */ | |
| 257 #if defined(FEAT_SMARTINDENT) || defined(FEAT_CINDENT) | |
| 258 if (first_char != '#' || !preprocs_left()) | |
| 259 #endif | |
| 260 { | |
| 1516 | 261 shift_line(oap->op_type == OP_LSHIFT, p_sr, amount, FALSE); |
| 7 | 262 } |
| 263 ++curwin->w_cursor.lnum; | |
| 264 } | |
| 265 | |
| 266 changed_lines(oap->start.lnum, 0, oap->end.lnum + 1, 0L); | |
| 267 | |
| 268 #ifdef FEAT_VISUAL | |
| 269 if (oap->block_mode) | |
| 270 { | |
| 271 curwin->w_cursor.lnum = oap->start.lnum; | |
| 272 curwin->w_cursor.col = block_col; | |
| 273 } | |
| 274 else | |
| 275 #endif | |
| 276 if (curs_top) /* put cursor on first line, for ">>" */ | |
| 277 { | |
| 278 curwin->w_cursor.lnum = oap->start.lnum; | |
| 279 beginline(BL_SOL | BL_FIX); /* shift_line() may have set cursor.col */ | |
| 280 } | |
| 281 else | |
| 282 --curwin->w_cursor.lnum; /* put cursor on last line, for ":>" */ | |
| 283 | |
| 284 if (oap->line_count > p_report) | |
| 285 { | |
| 286 if (oap->op_type == OP_RSHIFT) | |
| 287 s = (char_u *)">"; | |
| 288 else | |
| 289 s = (char_u *)"<"; | |
| 290 if (oap->line_count == 1) | |
| 291 { | |
| 292 if (amount == 1) | |
| 293 sprintf((char *)IObuff, _("1 line %sed 1 time"), s); | |
| 294 else | |
| 295 sprintf((char *)IObuff, _("1 line %sed %d times"), s, amount); | |
| 296 } | |
| 297 else | |
| 298 { | |
| 299 if (amount == 1) | |
| 300 sprintf((char *)IObuff, _("%ld lines %sed 1 time"), | |
| 301 oap->line_count, s); | |
| 302 else | |
| 303 sprintf((char *)IObuff, _("%ld lines %sed %d times"), | |
| 304 oap->line_count, s, amount); | |
| 305 } | |
| 306 msg(IObuff); | |
| 307 } | |
| 308 | |
| 309 /* | |
| 310 * Set "'[" and "']" marks. | |
| 311 */ | |
| 312 curbuf->b_op_start = oap->start; | |
| 313 curbuf->b_op_end.lnum = oap->end.lnum; | |
| 314 curbuf->b_op_end.col = (colnr_T)STRLEN(ml_get(oap->end.lnum)); | |
| 315 if (curbuf->b_op_end.col > 0) | |
| 316 --curbuf->b_op_end.col; | |
| 317 } | |
| 318 | |
| 319 /* | |
| 320 * shift the current line one shiftwidth left (if left != 0) or right | |
| 321 * leaves cursor on first blank in the line | |
| 322 */ | |
| 323 void | |
| 1516 | 324 shift_line(left, round, amount, call_changed_bytes) |
| 7 | 325 int left; |
| 326 int round; | |
| 327 int amount; | |
| 1516 | 328 int call_changed_bytes; /* call changed_bytes() */ |
| 7 | 329 { |
| 330 int count; | |
| 331 int i, j; | |
| 332 int p_sw = (int)curbuf->b_p_sw; | |
| 333 | |
| 334 count = get_indent(); /* get current indent */ | |
| 335 | |
| 336 if (round) /* round off indent */ | |
| 337 { | |
| 338 i = count / p_sw; /* number of p_sw rounded down */ | |
| 339 j = count % p_sw; /* extra spaces */ | |
| 340 if (j && left) /* first remove extra spaces */ | |
| 341 --amount; | |
| 342 if (left) | |
| 343 { | |
| 344 i -= amount; | |
| 345 if (i < 0) | |
| 346 i = 0; | |
| 347 } | |
| 348 else | |
| 349 i += amount; | |
| 350 count = i * p_sw; | |
| 351 } | |
| 352 else /* original vi indent */ | |
| 353 { | |
| 354 if (left) | |
| 355 { | |
| 356 count -= p_sw * amount; | |
| 357 if (count < 0) | |
| 358 count = 0; | |
| 359 } | |
| 360 else | |
| 361 count += p_sw * amount; | |
| 362 } | |
| 363 | |
| 364 /* Set new indent */ | |
| 365 #ifdef FEAT_VREPLACE | |
| 366 if (State & VREPLACE_FLAG) | |
| 1516 | 367 change_indent(INDENT_SET, count, FALSE, NUL, call_changed_bytes); |
| 7 | 368 else |
| 369 #endif | |
| 1516 | 370 (void)set_indent(count, call_changed_bytes ? SIN_CHANGED : 0); |
| 7 | 371 } |
| 372 | |
| 373 #if defined(FEAT_VISUALEXTRA) || defined(PROTO) | |
| 374 /* | |
| 375 * Shift one line of the current block one shiftwidth right or left. | |
| 376 * Leaves cursor on first character in block. | |
| 377 */ | |
| 378 static void | |
| 379 shift_block(oap, amount) | |
| 380 oparg_T *oap; | |
| 381 int amount; | |
| 382 { | |
| 383 int left = (oap->op_type == OP_LSHIFT); | |
| 384 int oldstate = State; | |
| 1839 | 385 int total; |
| 386 char_u *newp, *oldp; | |
| 7 | 387 int oldcol = curwin->w_cursor.col; |
| 388 int p_sw = (int)curbuf->b_p_sw; | |
| 389 int p_ts = (int)curbuf->b_p_ts; | |
| 390 struct block_def bd; | |
| 391 int incr; | |
| 1839 | 392 colnr_T ws_vcol; |
| 7 | 393 int i = 0, j = 0; |
| 394 int len; | |
| 395 #ifdef FEAT_RIGHTLEFT | |
| 396 int old_p_ri = p_ri; | |
| 397 | |
| 398 p_ri = 0; /* don't want revins in ident */ | |
| 399 #endif | |
| 400 | |
| 401 State = INSERT; /* don't want REPLACE for State */ | |
| 402 block_prep(oap, &bd, curwin->w_cursor.lnum, TRUE); | |
| 403 if (bd.is_short) | |
| 404 return; | |
| 405 | |
| 406 /* total is number of screen columns to be inserted/removed */ | |
| 407 total = amount * p_sw; | |
| 408 oldp = ml_get_curline(); | |
| 409 | |
| 410 if (!left) | |
| 411 { | |
| 412 /* | |
| 413 * 1. Get start vcol | |
| 414 * 2. Total ws vcols | |
| 415 * 3. Divvy into TABs & spp | |
| 416 * 4. Construct new string | |
| 417 */ | |
| 418 total += bd.pre_whitesp; /* all virtual WS upto & incl a split TAB */ | |
| 419 ws_vcol = bd.start_vcol - bd.pre_whitesp; | |
| 420 if (bd.startspaces) | |
| 421 { | |
| 422 #ifdef FEAT_MBYTE | |
| 423 if (has_mbyte) | |
| 474 | 424 bd.textstart += (*mb_ptr2len)(bd.textstart); |
| 1995 | 425 else |
| 426 #endif | |
| 427 ++bd.textstart; | |
| 7 | 428 } |
| 429 for ( ; vim_iswhite(*bd.textstart); ) | |
| 430 { | |
| 431 incr = lbr_chartabsize_adv(&bd.textstart, (colnr_T)(bd.start_vcol)); | |
| 432 total += incr; | |
| 433 bd.start_vcol += incr; | |
| 434 } | |
| 435 /* OK, now total=all the VWS reqd, and textstart points at the 1st | |
| 436 * non-ws char in the block. */ | |
| 437 if (!curbuf->b_p_et) | |
| 438 i = ((ws_vcol % p_ts) + total) / p_ts; /* number of tabs */ | |
| 439 if (i) | |
| 440 j = ((ws_vcol % p_ts) + total) % p_ts; /* number of spp */ | |
| 441 else | |
| 442 j = total; | |
| 443 /* if we're splitting a TAB, allow for it */ | |
| 444 bd.textcol -= bd.pre_whitesp_c - (bd.startspaces != 0); | |
| 445 len = (int)STRLEN(bd.textstart) + 1; | |
| 446 newp = alloc_check((unsigned)(bd.textcol + i + j + len)); | |
| 447 if (newp == NULL) | |
| 448 return; | |
| 449 vim_memset(newp, NUL, (size_t)(bd.textcol + i + j + len)); | |
| 450 mch_memmove(newp, oldp, (size_t)bd.textcol); | |
| 451 copy_chars(newp + bd.textcol, (size_t)i, TAB); | |
| 452 copy_spaces(newp + bd.textcol + i, (size_t)j); | |
| 453 /* the end */ | |
| 454 mch_memmove(newp + bd.textcol + i + j, bd.textstart, (size_t)len); | |
| 455 } | |
| 456 else /* left */ | |
| 457 { | |
| 1839 | 458 colnr_T destination_col; /* column to which text in block will |
| 459 be shifted */ | |
| 460 char_u *verbatim_copy_end; /* end of the part of the line which is | |
| 461 copied verbatim */ | |
| 462 colnr_T verbatim_copy_width;/* the (displayed) width of this part | |
| 463 of line */ | |
| 464 unsigned fill; /* nr of spaces that replace a TAB */ | |
| 465 unsigned new_line_len; /* the length of the line after the | |
| 466 block shift */ | |
| 467 size_t block_space_width; | |
| 468 size_t shift_amount; | |
| 469 char_u *non_white = bd.textstart; | |
| 470 colnr_T non_white_col; | |
| 471 | |
| 472 /* | |
| 473 * Firstly, let's find the first non-whitespace character that is | |
| 474 * displayed after the block's start column and the character's column | |
| 475 * number. Also, let's calculate the width of all the whitespace | |
| 476 * characters that are displayed in the block and precede the searched | |
| 477 * non-whitespace character. | |
| 478 */ | |
| 479 | |
| 480 /* If "bd.startspaces" is set, "bd.textstart" points to the character, | |
| 481 * the part of which is displayed at the block's beginning. Let's start | |
| 482 * searching from the next character. */ | |
| 483 if (bd.startspaces) | |
| 484 mb_ptr_adv(non_white); | |
| 485 | |
| 486 /* The character's column is in "bd.start_vcol". */ | |
| 487 non_white_col = bd.start_vcol; | |
| 488 | |
| 489 while (vim_iswhite(*non_white)) | |
| 7 | 490 { |
| 1839 | 491 incr = lbr_chartabsize_adv(&non_white, non_white_col); |
| 492 non_white_col += incr; | |
| 7 | 493 } |
| 1839 | 494 |
| 495 block_space_width = non_white_col - oap->start_vcol; | |
| 496 /* We will shift by "total" or "block_space_width", whichever is less. | |
| 497 */ | |
| 1860 | 498 shift_amount = (block_space_width < (size_t)total |
| 499 ? block_space_width : (size_t)total); | |
| 1839 | 500 |
| 501 /* The column to which we will shift the text. */ | |
| 1860 | 502 destination_col = (colnr_T)(non_white_col - shift_amount); |
| 1839 | 503 |
| 504 /* Now let's find out how much of the beginning of the line we can | |
| 505 * reuse without modification. */ | |
| 506 verbatim_copy_end = bd.textstart; | |
| 507 verbatim_copy_width = bd.start_vcol; | |
| 508 | |
| 509 /* If "bd.startspaces" is set, "bd.textstart" points to the character | |
| 510 * preceding the block. We have to subtract its width to obtain its | |
| 511 * column number. */ | |
| 512 if (bd.startspaces) | |
| 513 verbatim_copy_width -= bd.start_char_vcols; | |
| 514 while (verbatim_copy_width < destination_col) | |
| 7 | 515 { |
| 1839 | 516 incr = lbr_chartabsize(verbatim_copy_end, verbatim_copy_width); |
| 517 if (verbatim_copy_width + incr > destination_col) | |
| 518 break; | |
| 519 verbatim_copy_width += incr; | |
| 520 mb_ptr_adv(verbatim_copy_end); | |
| 7 | 521 } |
| 522 | |
| 1839 | 523 /* If "destination_col" is different from the width of the initial |
| 524 * part of the line that will be copied, it means we encountered a tab | |
| 525 * character, which we will have to partly replace with spaces. */ | |
| 526 fill = destination_col - verbatim_copy_width; | |
| 527 | |
| 528 /* The replacement line will consist of: | |
| 529 * - the beginning of the original line up to "verbatim_copy_end", | |
| 530 * - "fill" number of spaces, | |
| 531 * - the rest of the line, pointed to by non_white. */ | |
| 532 new_line_len = (unsigned)(verbatim_copy_end - oldp) | |
| 533 + fill | |
| 534 + (unsigned)STRLEN(non_white) + 1; | |
| 535 | |
| 536 newp = alloc_check(new_line_len); | |
| 7 | 537 if (newp == NULL) |
| 538 return; | |
| 1839 | 539 mch_memmove(newp, oldp, (size_t)(verbatim_copy_end - oldp)); |
| 540 copy_spaces(newp + (verbatim_copy_end - oldp), (size_t)fill); | |
| 541 STRMOVE(newp + (verbatim_copy_end - oldp) + fill, non_white); | |
| 7 | 542 } |
| 543 /* replace the line */ | |
| 544 ml_replace(curwin->w_cursor.lnum, newp, FALSE); | |
| 545 changed_bytes(curwin->w_cursor.lnum, (colnr_T)bd.textcol); | |
| 546 State = oldstate; | |
| 547 curwin->w_cursor.col = oldcol; | |
| 548 #ifdef FEAT_RIGHTLEFT | |
| 549 p_ri = old_p_ri; | |
| 550 #endif | |
| 551 } | |
| 552 #endif | |
| 553 | |
| 554 #ifdef FEAT_VISUALEXTRA | |
| 555 /* | |
| 556 * Insert string "s" (b_insert ? before : after) block :AKelly | |
| 557 * Caller must prepare for undo. | |
| 558 */ | |
| 559 static void | |
| 560 block_insert(oap, s, b_insert, bdp) | |
| 561 oparg_T *oap; | |
| 562 char_u *s; | |
| 563 int b_insert; | |
| 564 struct block_def *bdp; | |
| 565 { | |
| 566 int p_ts; | |
| 567 int count = 0; /* extra spaces to replace a cut TAB */ | |
| 568 int spaces = 0; /* non-zero if cutting a TAB */ | |
| 569 colnr_T offset; /* pointer along new line */ | |
| 570 unsigned s_len; /* STRLEN(s) */ | |
| 571 char_u *newp, *oldp; /* new, old lines */ | |
| 572 linenr_T lnum; /* loop var */ | |
| 573 int oldstate = State; | |
| 574 | |
| 575 State = INSERT; /* don't want REPLACE for State */ | |
| 576 s_len = (unsigned)STRLEN(s); | |
| 577 | |
| 578 for (lnum = oap->start.lnum + 1; lnum <= oap->end.lnum; lnum++) | |
| 579 { | |
| 580 block_prep(oap, bdp, lnum, TRUE); | |
| 581 if (bdp->is_short && b_insert) | |
| 582 continue; /* OP_INSERT, line ends before block start */ | |
| 583 | |
| 584 oldp = ml_get(lnum); | |
| 585 | |
| 586 if (b_insert) | |
| 587 { | |
| 588 p_ts = bdp->start_char_vcols; | |
| 589 spaces = bdp->startspaces; | |
| 590 if (spaces != 0) | |
| 591 count = p_ts - 1; /* we're cutting a TAB */ | |
| 592 offset = bdp->textcol; | |
| 593 } | |
| 594 else /* append */ | |
| 595 { | |
| 596 p_ts = bdp->end_char_vcols; | |
| 597 if (!bdp->is_short) /* spaces = padding after block */ | |
| 598 { | |
| 599 spaces = (bdp->endspaces ? p_ts - bdp->endspaces : 0); | |
| 600 if (spaces != 0) | |
| 601 count = p_ts - 1; /* we're cutting a TAB */ | |
| 602 offset = bdp->textcol + bdp->textlen - (spaces != 0); | |
| 603 } | |
| 604 else /* spaces = padding to block edge */ | |
| 605 { | |
| 606 /* if $ used, just append to EOL (ie spaces==0) */ | |
| 607 if (!bdp->is_MAX) | |
| 608 spaces = (oap->end_vcol - bdp->end_vcol) + 1; | |
| 609 count = spaces; | |
| 610 offset = bdp->textcol + bdp->textlen; | |
| 611 } | |
| 612 } | |
| 613 | |
| 614 newp = alloc_check((unsigned)(STRLEN(oldp)) + s_len + count + 1); | |
| 615 if (newp == NULL) | |
| 616 continue; | |
| 617 | |
| 618 /* copy up to shifted part */ | |
| 619 mch_memmove(newp, oldp, (size_t)(offset)); | |
| 620 oldp += offset; | |
| 621 | |
| 622 /* insert pre-padding */ | |
| 623 copy_spaces(newp + offset, (size_t)spaces); | |
| 624 | |
| 625 /* copy the new text */ | |
| 626 mch_memmove(newp + offset + spaces, s, (size_t)s_len); | |
| 627 offset += s_len; | |
| 628 | |
| 629 if (spaces && !bdp->is_short) | |
| 630 { | |
| 631 /* insert post-padding */ | |
| 632 copy_spaces(newp + offset + spaces, (size_t)(p_ts - spaces)); | |
| 633 /* We're splitting a TAB, don't copy it. */ | |
| 634 oldp++; | |
| 635 /* We allowed for that TAB, remember this now */ | |
| 636 count++; | |
| 637 } | |
| 638 | |
| 639 if (spaces > 0) | |
| 640 offset += count; | |
| 1622 | 641 STRMOVE(newp + offset, oldp); |
| 7 | 642 |
| 643 ml_replace(lnum, newp, FALSE); | |
| 644 | |
| 645 if (lnum == oap->end.lnum) | |
| 646 { | |
| 647 /* Set "']" mark to the end of the block instead of the end of | |
| 648 * the insert in the first line. */ | |
| 649 curbuf->b_op_end.lnum = oap->end.lnum; | |
| 650 curbuf->b_op_end.col = offset; | |
| 651 } | |
| 652 } /* for all lnum */ | |
| 653 | |
| 654 changed_lines(oap->start.lnum + 1, 0, oap->end.lnum + 1, 0L); | |
| 655 | |
| 656 State = oldstate; | |
| 657 } | |
| 658 #endif | |
| 659 | |
| 660 #if defined(FEAT_LISP) || defined(FEAT_CINDENT) || defined(PROTO) | |
| 661 /* | |
| 662 * op_reindent - handle reindenting a block of lines. | |
| 663 */ | |
| 664 void | |
| 665 op_reindent(oap, how) | |
| 666 oparg_T *oap; | |
| 667 int (*how) __ARGS((void)); | |
| 668 { | |
| 669 long i; | |
| 670 char_u *l; | |
| 671 int count; | |
| 672 linenr_T first_changed = 0; | |
| 673 linenr_T last_changed = 0; | |
| 674 linenr_T start_lnum = curwin->w_cursor.lnum; | |
| 675 | |
| 216 | 676 /* Don't even try when 'modifiable' is off. */ |
| 677 if (!curbuf->b_p_ma) | |
| 678 { | |
| 679 EMSG(_(e_modifiable)); | |
| 680 return; | |
| 681 } | |
| 682 | |
| 7 | 683 for (i = oap->line_count; --i >= 0 && !got_int; ) |
| 684 { | |
| 685 /* it's a slow thing to do, so give feedback so there's no worry that | |
| 686 * the computer's just hung. */ | |
| 687 | |
| 688 if (i > 1 | |
| 689 && (i % 50 == 0 || i == oap->line_count - 1) | |
| 690 && oap->line_count > p_report) | |
| 691 smsg((char_u *)_("%ld lines to indent... "), i); | |
| 692 | |
| 693 /* | |
| 694 * Be vi-compatible: For lisp indenting the first line is not | |
| 695 * indented, unless there is only one line. | |
| 696 */ | |
| 697 #ifdef FEAT_LISP | |
| 698 if (i != oap->line_count - 1 || oap->line_count == 1 | |
| 699 || how != get_lisp_indent) | |
| 700 #endif | |
| 701 { | |
| 702 l = skipwhite(ml_get_curline()); | |
| 703 if (*l == NUL) /* empty or blank line */ | |
| 704 count = 0; | |
| 705 else | |
| 706 count = how(); /* get the indent for this line */ | |
| 707 | |
| 708 if (set_indent(count, SIN_UNDO)) | |
| 709 { | |
| 710 /* did change the indent, call changed_lines() later */ | |
| 711 if (first_changed == 0) | |
| 712 first_changed = curwin->w_cursor.lnum; | |
| 713 last_changed = curwin->w_cursor.lnum; | |
| 714 } | |
| 715 } | |
| 716 ++curwin->w_cursor.lnum; | |
| 1550 | 717 curwin->w_cursor.col = 0; /* make sure it's valid */ |
| 7 | 718 } |
| 719 | |
| 720 /* put cursor on first non-blank of indented line */ | |
| 721 curwin->w_cursor.lnum = start_lnum; | |
| 722 beginline(BL_SOL | BL_FIX); | |
| 723 | |
| 724 /* Mark changed lines so that they will be redrawn. When Visual | |
| 725 * highlighting was present, need to continue until the last line. When | |
| 726 * there is no change still need to remove the Visual highlighting. */ | |
| 727 if (last_changed != 0) | |
| 728 changed_lines(first_changed, 0, | |
| 729 #ifdef FEAT_VISUAL | |
| 730 oap->is_VIsual ? start_lnum + oap->line_count : | |
| 731 #endif | |
| 732 last_changed + 1, 0L); | |
| 733 #ifdef FEAT_VISUAL | |
| 734 else if (oap->is_VIsual) | |
| 735 redraw_curbuf_later(INVERTED); | |
| 736 #endif | |
| 737 | |
| 738 if (oap->line_count > p_report) | |
| 739 { | |
| 740 i = oap->line_count - (i + 1); | |
| 741 if (i == 1) | |
| 742 MSG(_("1 line indented ")); | |
| 743 else | |
| 744 smsg((char_u *)_("%ld lines indented "), i); | |
| 745 } | |
| 746 /* set '[ and '] marks */ | |
| 747 curbuf->b_op_start = oap->start; | |
| 748 curbuf->b_op_end = oap->end; | |
| 749 } | |
| 750 #endif /* defined(FEAT_LISP) || defined(FEAT_CINDENT) */ | |
| 751 | |
| 752 #if defined(FEAT_EVAL) || defined(PROTO) | |
| 753 /* | |
| 754 * Keep the last expression line here, for repeating. | |
| 755 */ | |
| 756 static char_u *expr_line = NULL; | |
| 757 | |
| 758 /* | |
| 759 * Get an expression for the "\"=expr1" or "CTRL-R =expr1" | |
| 760 * Returns '=' when OK, NUL otherwise. | |
| 761 */ | |
| 762 int | |
| 763 get_expr_register() | |
| 764 { | |
| 765 char_u *new_line; | |
| 766 | |
| 767 new_line = getcmdline('=', 0L, 0); | |
| 768 if (new_line == NULL) | |
| 769 return NUL; | |
| 770 if (*new_line == NUL) /* use previous line */ | |
| 771 vim_free(new_line); | |
| 772 else | |
| 773 set_expr_line(new_line); | |
| 774 return '='; | |
| 775 } | |
| 776 | |
| 777 /* | |
| 778 * Set the expression for the '=' register. | |
| 779 * Argument must be an allocated string. | |
| 780 */ | |
| 781 void | |
| 782 set_expr_line(new_line) | |
| 783 char_u *new_line; | |
| 784 { | |
| 785 vim_free(expr_line); | |
| 786 expr_line = new_line; | |
| 787 } | |
| 788 | |
| 789 /* | |
| 790 * Get the result of the '=' register expression. | |
| 791 * Returns a pointer to allocated memory, or NULL for failure. | |
| 792 */ | |
| 793 char_u * | |
| 794 get_expr_line() | |
| 795 { | |
| 796 char_u *expr_copy; | |
| 797 char_u *rv; | |
| 994 | 798 static int nested = 0; |
| 7 | 799 |
| 800 if (expr_line == NULL) | |
| 801 return NULL; | |
| 802 | |
| 803 /* Make a copy of the expression, because evaluating it may cause it to be | |
| 804 * changed. */ | |
| 805 expr_copy = vim_strsave(expr_line); | |
| 806 if (expr_copy == NULL) | |
| 807 return NULL; | |
| 808 | |
| 994 | 809 /* When we are invoked recursively limit the evaluation to 10 levels. |
| 810 * Then return the string as-is. */ | |
| 811 if (nested >= 10) | |
| 812 return expr_copy; | |
| 813 | |
| 814 ++nested; | |
| 714 | 815 rv = eval_to_string(expr_copy, NULL, TRUE); |
| 994 | 816 --nested; |
| 7 | 817 vim_free(expr_copy); |
| 818 return rv; | |
| 819 } | |
| 283 | 820 |
| 821 /* | |
| 822 * Get the '=' register expression itself, without evaluating it. | |
| 823 */ | |
| 824 char_u * | |
| 825 get_expr_line_src() | |
| 826 { | |
| 827 if (expr_line == NULL) | |
| 828 return NULL; | |
| 829 return vim_strsave(expr_line); | |
| 830 } | |
| 7 | 831 #endif /* FEAT_EVAL */ |
| 832 | |
| 833 /* | |
| 834 * Check if 'regname' is a valid name of a yank register. | |
| 835 * Note: There is no check for 0 (default register), caller should do this | |
| 836 */ | |
| 837 int | |
| 838 valid_yank_reg(regname, writing) | |
| 839 int regname; | |
| 840 int writing; /* if TRUE check for writable registers */ | |
| 841 { | |
| 842 if ( (regname > 0 && ASCII_ISALNUM(regname)) | |
| 843 || (!writing && vim_strchr((char_u *) | |
| 844 #ifdef FEAT_EVAL | |
| 845 "/.%#:=" | |
| 846 #else | |
| 847 "/.%#:" | |
| 848 #endif | |
| 849 , regname) != NULL) | |
| 850 || regname == '"' | |
| 851 || regname == '-' | |
| 852 || regname == '_' | |
| 853 #ifdef FEAT_CLIPBOARD | |
| 854 || regname == '*' | |
| 855 || regname == '+' | |
| 856 #endif | |
| 857 #ifdef FEAT_DND | |
| 858 || (!writing && regname == '~') | |
| 859 #endif | |
| 860 ) | |
| 861 return TRUE; | |
| 862 return FALSE; | |
| 863 } | |
| 864 | |
| 865 /* | |
| 866 * Set y_current and y_append, according to the value of "regname". | |
| 867 * Cannot handle the '_' register. | |
| 140 | 868 * Must only be called with a valid register name! |
| 7 | 869 * |
| 870 * If regname is 0 and writing, use register 0 | |
| 871 * If regname is 0 and reading, use previous register | |
| 872 */ | |
| 15 | 873 void |
| 7 | 874 get_yank_register(regname, writing) |
| 875 int regname; | |
| 876 int writing; | |
| 877 { | |
| 878 int i; | |
| 879 | |
| 880 y_append = FALSE; | |
| 881 if ((regname == 0 || regname == '"') && !writing && y_previous != NULL) | |
| 882 { | |
| 883 y_current = y_previous; | |
| 884 return; | |
| 885 } | |
| 886 i = regname; | |
| 887 if (VIM_ISDIGIT(i)) | |
| 888 i -= '0'; | |
| 889 else if (ASCII_ISLOWER(i)) | |
| 890 i = CharOrdLow(i) + 10; | |
| 891 else if (ASCII_ISUPPER(i)) | |
| 892 { | |
| 893 i = CharOrdUp(i) + 10; | |
| 894 y_append = TRUE; | |
| 895 } | |
| 896 else if (regname == '-') | |
| 897 i = DELETION_REGISTER; | |
| 898 #ifdef FEAT_CLIPBOARD | |
| 899 /* When selection is not available, use register 0 instead of '*' */ | |
| 900 else if (clip_star.available && regname == '*') | |
| 901 i = STAR_REGISTER; | |
| 902 /* When clipboard is not available, use register 0 instead of '+' */ | |
| 903 else if (clip_plus.available && regname == '+') | |
| 904 i = PLUS_REGISTER; | |
| 905 #endif | |
| 906 #ifdef FEAT_DND | |
| 907 else if (!writing && regname == '~') | |
| 908 i = TILDE_REGISTER; | |
| 909 #endif | |
| 910 else /* not 0-9, a-z, A-Z or '-': use register 0 */ | |
| 911 i = 0; | |
| 912 y_current = &(y_regs[i]); | |
| 913 if (writing) /* remember the register we write into for do_put() */ | |
| 914 y_previous = y_current; | |
| 915 } | |
| 916 | |
| 15 | 917 #if defined(FEAT_CLIPBOARD) || defined(PROTO) |
| 7 | 918 /* |
| 919 * When "regname" is a clipboard register, obtain the selection. If it's not | |
| 920 * available return zero, otherwise return "regname". | |
| 921 */ | |
| 15 | 922 int |
| 7 | 923 may_get_selection(regname) |
| 924 int regname; | |
| 925 { | |
| 926 if (regname == '*') | |
| 927 { | |
| 928 if (!clip_star.available) | |
| 929 regname = 0; | |
| 930 else | |
| 931 clip_get_selection(&clip_star); | |
| 932 } | |
| 933 else if (regname == '+') | |
| 934 { | |
| 935 if (!clip_plus.available) | |
| 936 regname = 0; | |
| 937 else | |
| 938 clip_get_selection(&clip_plus); | |
| 939 } | |
| 940 return regname; | |
| 941 } | |
| 942 #endif | |
| 943 | |
| 944 #if defined(FEAT_VISUAL) || defined(PROTO) | |
| 945 /* | |
| 946 * Obtain the contents of a "normal" register. The register is made empty. | |
| 947 * The returned pointer has allocated memory, use put_register() later. | |
| 948 */ | |
| 949 void * | |
| 950 get_register(name, copy) | |
| 951 int name; | |
| 952 int copy; /* make a copy, if FALSE make register empty. */ | |
| 953 { | |
| 1451 | 954 struct yankreg *reg; |
| 955 int i; | |
| 7 | 956 |
| 957 #ifdef FEAT_CLIPBOARD | |
| 958 /* When Visual area changed, may have to update selection. Obtain the | |
| 959 * selection too. */ | |
| 1435 | 960 if (name == '*' && clip_star.available) |
| 7 | 961 { |
| 1435 | 962 if (clip_isautosel()) |
| 963 clip_update_selection(); | |
| 7 | 964 may_get_selection(name); |
| 965 } | |
| 966 #endif | |
| 967 | |
| 968 get_yank_register(name, 0); | |
| 969 reg = (struct yankreg *)alloc((unsigned)sizeof(struct yankreg)); | |
| 970 if (reg != NULL) | |
| 971 { | |
| 972 *reg = *y_current; | |
| 973 if (copy) | |
| 974 { | |
| 975 /* If we run out of memory some or all of the lines are empty. */ | |
| 976 if (reg->y_size == 0) | |
| 977 reg->y_array = NULL; | |
| 978 else | |
| 979 reg->y_array = (char_u **)alloc((unsigned)(sizeof(char_u *) | |
| 980 * reg->y_size)); | |
| 981 if (reg->y_array != NULL) | |
| 982 { | |
| 983 for (i = 0; i < reg->y_size; ++i) | |
| 984 reg->y_array[i] = vim_strsave(y_current->y_array[i]); | |
| 985 } | |
| 986 } | |
| 987 else | |
| 988 y_current->y_array = NULL; | |
| 989 } | |
| 990 return (void *)reg; | |
| 991 } | |
| 992 | |
| 993 /* | |
| 1451 | 994 * Put "reg" into register "name". Free any previous contents and "reg". |
| 7 | 995 */ |
| 996 void | |
| 997 put_register(name, reg) | |
| 998 int name; | |
| 999 void *reg; | |
| 1000 { | |
| 1001 get_yank_register(name, 0); | |
| 1002 free_yank_all(); | |
| 1003 *y_current = *(struct yankreg *)reg; | |
| 1451 | 1004 vim_free(reg); |
| 7 | 1005 |
| 1006 # ifdef FEAT_CLIPBOARD | |
| 1007 /* Send text written to clipboard register to the clipboard. */ | |
| 1008 may_set_selection(); | |
| 1009 # endif | |
| 1010 } | |
| 1011 #endif | |
| 1012 | |
| 1013 #if defined(FEAT_MOUSE) || defined(PROTO) | |
| 1014 /* | |
| 1015 * return TRUE if the current yank register has type MLINE | |
| 1016 */ | |
| 1017 int | |
| 1018 yank_register_mline(regname) | |
| 1019 int regname; | |
| 1020 { | |
| 1021 if (regname != 0 && !valid_yank_reg(regname, FALSE)) | |
| 1022 return FALSE; | |
| 1023 if (regname == '_') /* black hole is always empty */ | |
| 1024 return FALSE; | |
| 1025 get_yank_register(regname, FALSE); | |
| 1026 return (y_current->y_type == MLINE); | |
| 1027 } | |
| 1028 #endif | |
| 1029 | |
| 1030 /* | |
| 1157 | 1031 * Start or stop recording into a yank register. |
| 7 | 1032 * |
| 1157 | 1033 * Return FAIL for failure, OK otherwise. |
| 7 | 1034 */ |
| 1035 int | |
| 1036 do_record(c) | |
| 1037 int c; | |
| 1038 { | |
| 1157 | 1039 char_u *p; |
| 1040 static int regname; | |
| 1041 struct yankreg *old_y_previous, *old_y_current; | |
| 1042 int retval; | |
| 7 | 1043 |
| 1044 if (Recording == FALSE) /* start recording */ | |
| 1045 { | |
| 1046 /* registers 0-9, a-z and " are allowed */ | |
| 1047 if (c < 0 || (!ASCII_ISALNUM(c) && c != '"')) | |
| 1048 retval = FAIL; | |
| 1049 else | |
| 1050 { | |
| 1051 Recording = TRUE; | |
| 1052 showmode(); | |
| 1053 regname = c; | |
| 1054 retval = OK; | |
| 1055 } | |
| 1056 } | |
| 1057 else /* stop recording */ | |
| 1058 { | |
| 1059 /* | |
| 1157 | 1060 * Get the recorded key hits. K_SPECIAL and CSI will be escaped, this |
| 1061 * needs to be removed again to put it in a register. exec_reg then | |
| 1062 * adds the escaping back later. | |
| 7 | 1063 */ |
| 1064 Recording = FALSE; | |
| 1065 MSG(""); | |
| 1066 p = get_recorded(); | |
| 1067 if (p == NULL) | |
| 1068 retval = FAIL; | |
| 1069 else | |
| 1070 { | |
| 1081 | 1071 /* Remove escaping for CSI and K_SPECIAL in multi-byte chars. */ |
| 1072 vim_unescape_csi(p); | |
| 1073 | |
| 7 | 1074 /* |
| 1075 * We don't want to change the default register here, so save and | |
| 1076 * restore the current register name. | |
| 1077 */ | |
| 1078 old_y_previous = y_previous; | |
| 1079 old_y_current = y_current; | |
| 1080 | |
| 1081 retval = stuff_yank(regname, p); | |
| 1082 | |
| 1083 y_previous = old_y_previous; | |
| 1084 y_current = old_y_current; | |
| 1085 } | |
| 1086 } | |
| 1087 return retval; | |
| 1088 } | |
| 1089 | |
| 1090 /* | |
| 1091 * Stuff string "p" into yank register "regname" as a single line (append if | |
| 1092 * uppercase). "p" must have been alloced. | |
| 1093 * | |
| 1094 * return FAIL for failure, OK otherwise | |
| 1095 */ | |
| 1096 static int | |
| 1097 stuff_yank(regname, p) | |
| 1098 int regname; | |
| 1099 char_u *p; | |
| 1100 { | |
| 1101 char_u *lp; | |
| 1102 char_u **pp; | |
| 1103 | |
| 1104 /* check for read-only register */ | |
| 1105 if (regname != 0 && !valid_yank_reg(regname, TRUE)) | |
| 1106 { | |
| 1107 vim_free(p); | |
| 1108 return FAIL; | |
| 1109 } | |
| 1110 if (regname == '_') /* black hole: don't do anything */ | |
| 1111 { | |
| 1112 vim_free(p); | |
| 1113 return OK; | |
| 1114 } | |
| 1115 get_yank_register(regname, TRUE); | |
| 1116 if (y_append && y_current->y_array != NULL) | |
| 1117 { | |
| 1118 pp = &(y_current->y_array[y_current->y_size - 1]); | |
| 1119 lp = lalloc((long_u)(STRLEN(*pp) + STRLEN(p) + 1), TRUE); | |
| 1120 if (lp == NULL) | |
| 1121 { | |
| 1122 vim_free(p); | |
| 1123 return FAIL; | |
| 1124 } | |
| 1125 STRCPY(lp, *pp); | |
| 1126 STRCAT(lp, p); | |
| 1127 vim_free(p); | |
| 1128 vim_free(*pp); | |
| 1129 *pp = lp; | |
| 1130 } | |
| 1131 else | |
| 1132 { | |
| 1133 free_yank_all(); | |
| 1134 if ((y_current->y_array = | |
| 1135 (char_u **)alloc((unsigned)sizeof(char_u *))) == NULL) | |
| 1136 { | |
| 1137 vim_free(p); | |
| 1138 return FAIL; | |
| 1139 } | |
| 1140 y_current->y_array[0] = p; | |
| 1141 y_current->y_size = 1; | |
| 1142 y_current->y_type = MCHAR; /* used to be MLINE, why? */ | |
| 1143 } | |
| 1144 return OK; | |
| 1145 } | |
| 1146 | |
| 1893 | 1147 static int execreg_lastc = NUL; |
| 1148 | |
| 7 | 1149 /* |
| 1150 * execute a yank register: copy it into the stuff buffer | |
| 1151 * | |
| 1152 * return FAIL for failure, OK otherwise | |
| 1153 */ | |
| 1154 int | |
| 1034 | 1155 do_execreg(regname, colon, addcr, silent) |
| 7 | 1156 int regname; |
| 1157 int colon; /* insert ':' before each line */ | |
| 1158 int addcr; /* always add '\n' to end of line */ | |
| 1034 | 1159 int silent; /* set "silent" flag in typeahead buffer */ |
| 7 | 1160 { |
| 1161 long i; | |
| 1162 char_u *p; | |
| 1163 int retval = OK; | |
| 1164 int remap; | |
| 1165 | |
| 1166 if (regname == '@') /* repeat previous one */ | |
| 168 | 1167 { |
| 1893 | 1168 if (execreg_lastc == NUL) |
| 168 | 1169 { |
| 1170 EMSG(_("E748: No previously used register")); | |
| 1171 return FAIL; | |
| 1172 } | |
| 1893 | 1173 regname = execreg_lastc; |
| 168 | 1174 } |
| 7 | 1175 /* check for valid regname */ |
| 1176 if (regname == '%' || regname == '#' || !valid_yank_reg(regname, FALSE)) | |
| 168 | 1177 { |
| 1178 emsg_invreg(regname); | |
| 7 | 1179 return FAIL; |
| 168 | 1180 } |
| 1893 | 1181 execreg_lastc = regname; |
| 7 | 1182 |
| 1183 #ifdef FEAT_CLIPBOARD | |
| 1184 regname = may_get_selection(regname); | |
| 1185 #endif | |
| 1186 | |
| 1187 if (regname == '_') /* black hole: don't stuff anything */ | |
| 1188 return OK; | |
| 1189 | |
| 1190 #ifdef FEAT_CMDHIST | |
| 1191 if (regname == ':') /* use last command line */ | |
| 1192 { | |
| 1193 if (last_cmdline == NULL) | |
| 1194 { | |
| 1195 EMSG(_(e_nolastcmd)); | |
| 1196 return FAIL; | |
| 1197 } | |
| 1198 vim_free(new_last_cmdline); /* don't keep the cmdline containing @: */ | |
| 1199 new_last_cmdline = NULL; | |
| 16 | 1200 /* Escape all control characters with a CTRL-V */ |
| 1201 p = vim_strsave_escaped_ext(last_cmdline, | |
| 20 | 1202 (char_u *)"\001\002\003\004\005\006\007\010\011\012\013\014\015\016\017\020\021\022\023\024\025\026\027\030\031\032\033\034\035\036\037", Ctrl_V, FALSE); |
| 16 | 1203 if (p != NULL) |
| 480 | 1204 { |
| 1205 /* When in Visual mode "'<,'>" will be prepended to the command. | |
| 1206 * Remove it when it's already there. */ | |
| 1207 if (VIsual_active && STRNCMP(p, "'<,'>", 5) == 0) | |
| 1077 | 1208 retval = put_in_typebuf(p + 5, TRUE, TRUE, silent); |
| 480 | 1209 else |
| 1077 | 1210 retval = put_in_typebuf(p, TRUE, TRUE, silent); |
| 480 | 1211 } |
| 16 | 1212 vim_free(p); |
| 7 | 1213 } |
| 1214 #endif | |
| 1215 #ifdef FEAT_EVAL | |
| 1216 else if (regname == '=') | |
| 1217 { | |
| 1218 p = get_expr_line(); | |
| 1219 if (p == NULL) | |
| 1220 return FAIL; | |
| 1077 | 1221 retval = put_in_typebuf(p, TRUE, colon, silent); |
| 7 | 1222 vim_free(p); |
| 1223 } | |
| 1224 #endif | |
| 1225 else if (regname == '.') /* use last inserted text */ | |
| 1226 { | |
| 1227 p = get_last_insert_save(); | |
| 1228 if (p == NULL) | |
| 1229 { | |
| 1230 EMSG(_(e_noinstext)); | |
| 1231 return FAIL; | |
| 1232 } | |
| 1077 | 1233 retval = put_in_typebuf(p, FALSE, colon, silent); |
| 7 | 1234 vim_free(p); |
| 1235 } | |
| 1236 else | |
| 1237 { | |
| 1238 get_yank_register(regname, FALSE); | |
| 1239 if (y_current->y_array == NULL) | |
| 1240 return FAIL; | |
| 1241 | |
| 1242 /* Disallow remaping for ":@r". */ | |
| 1243 remap = colon ? REMAP_NONE : REMAP_YES; | |
| 1244 | |
| 1245 /* | |
| 1246 * Insert lines into typeahead buffer, from last one to first one. | |
| 1247 */ | |
| 1034 | 1248 put_reedit_in_typebuf(silent); |
| 7 | 1249 for (i = y_current->y_size; --i >= 0; ) |
| 1250 { | |
| 1077 | 1251 char_u *escaped; |
| 1252 | |
| 7 | 1253 /* insert NL between lines and after last line if type is MLINE */ |
| 1254 if (y_current->y_type == MLINE || i < y_current->y_size - 1 | |
| 1255 || addcr) | |
| 1256 { | |
| 1034 | 1257 if (ins_typebuf((char_u *)"\n", remap, 0, TRUE, silent) == FAIL) |
| 7 | 1258 return FAIL; |
| 1259 } | |
| 1077 | 1260 escaped = vim_strsave_escape_csi(y_current->y_array[i]); |
| 1261 if (escaped == NULL) | |
| 1262 return FAIL; | |
| 1263 retval = ins_typebuf(escaped, remap, 0, TRUE, silent); | |
| 1264 vim_free(escaped); | |
| 1265 if (retval == FAIL) | |
| 7 | 1266 return FAIL; |
| 1034 | 1267 if (colon && ins_typebuf((char_u *)":", remap, 0, TRUE, silent) |
| 7 | 1268 == FAIL) |
| 1269 return FAIL; | |
| 1270 } | |
| 1271 Exec_reg = TRUE; /* disable the 'q' command */ | |
| 1272 } | |
| 1273 return retval; | |
| 1274 } | |
| 1275 | |
| 1276 /* | |
| 1277 * If "restart_edit" is not zero, put it in the typeahead buffer, so that it's | |
| 1278 * used only after other typeahead has been processed. | |
| 1279 */ | |
| 1280 static void | |
| 1034 | 1281 put_reedit_in_typebuf(silent) |
| 1282 int silent; | |
| 7 | 1283 { |
| 1284 char_u buf[3]; | |
| 1285 | |
| 1286 if (restart_edit != NUL) | |
| 1287 { | |
| 1288 if (restart_edit == 'V') | |
| 1289 { | |
| 1290 buf[0] = 'g'; | |
| 1291 buf[1] = 'R'; | |
| 1292 buf[2] = NUL; | |
| 1293 } | |
| 1294 else | |
| 1295 { | |
| 1296 buf[0] = restart_edit == 'I' ? 'i' : restart_edit; | |
| 1297 buf[1] = NUL; | |
| 1298 } | |
| 1034 | 1299 if (ins_typebuf(buf, REMAP_NONE, 0, TRUE, silent) == OK) |
| 7 | 1300 restart_edit = NUL; |
| 1301 } | |
| 1302 } | |
| 1303 | |
|
2061
2f6e519726f1
updated for version 7.2.346
Bram Moolenaar <bram@zimbu.org>
parents:
2047
diff
changeset
|
1304 /* |
|
2f6e519726f1
updated for version 7.2.346
Bram Moolenaar <bram@zimbu.org>
parents:
2047
diff
changeset
|
1305 * Insert register contents "s" into the typeahead buffer, so that it will be |
|
2f6e519726f1
updated for version 7.2.346
Bram Moolenaar <bram@zimbu.org>
parents:
2047
diff
changeset
|
1306 * executed again. |
|
2f6e519726f1
updated for version 7.2.346
Bram Moolenaar <bram@zimbu.org>
parents:
2047
diff
changeset
|
1307 * When "esc" is TRUE it is to be taken literally: Escape CSI characters and |
|
2f6e519726f1
updated for version 7.2.346
Bram Moolenaar <bram@zimbu.org>
parents:
2047
diff
changeset
|
1308 * no remapping. |
|
2f6e519726f1
updated for version 7.2.346
Bram Moolenaar <bram@zimbu.org>
parents:
2047
diff
changeset
|
1309 */ |
| 7 | 1310 static int |
| 1077 | 1311 put_in_typebuf(s, esc, colon, silent) |
| 7 | 1312 char_u *s; |
|
2061
2f6e519726f1
updated for version 7.2.346
Bram Moolenaar <bram@zimbu.org>
parents:
2047
diff
changeset
|
1313 int esc; |
| 7 | 1314 int colon; /* add ':' before the line */ |
| 1034 | 1315 int silent; |
| 7 | 1316 { |
| 1317 int retval = OK; | |
| 1318 | |
| 1034 | 1319 put_reedit_in_typebuf(silent); |
| 7 | 1320 if (colon) |
|
2061
2f6e519726f1
updated for version 7.2.346
Bram Moolenaar <bram@zimbu.org>
parents:
2047
diff
changeset
|
1321 retval = ins_typebuf((char_u *)"\n", REMAP_NONE, 0, TRUE, silent); |
| 7 | 1322 if (retval == OK) |
| 1077 | 1323 { |
| 1324 char_u *p; | |
| 1325 | |
| 1326 if (esc) | |
| 1327 p = vim_strsave_escape_csi(s); | |
| 1328 else | |
| 1329 p = s; | |
| 1330 if (p == NULL) | |
| 1331 retval = FAIL; | |
| 1332 else | |
|
2061
2f6e519726f1
updated for version 7.2.346
Bram Moolenaar <bram@zimbu.org>
parents:
2047
diff
changeset
|
1333 retval = ins_typebuf(p, esc ? REMAP_NONE : REMAP_YES, |
|
2f6e519726f1
updated for version 7.2.346
Bram Moolenaar <bram@zimbu.org>
parents:
2047
diff
changeset
|
1334 0, TRUE, silent); |
| 1077 | 1335 if (esc) |
| 1336 vim_free(p); | |
| 1337 } | |
| 7 | 1338 if (colon && retval == OK) |
|
2061
2f6e519726f1
updated for version 7.2.346
Bram Moolenaar <bram@zimbu.org>
parents:
2047
diff
changeset
|
1339 retval = ins_typebuf((char_u *)":", REMAP_NONE, 0, TRUE, silent); |
| 7 | 1340 return retval; |
| 1341 } | |
| 1342 | |
| 1343 /* | |
| 1344 * Insert a yank register: copy it into the Read buffer. | |
| 1345 * Used by CTRL-R command and middle mouse button in insert mode. | |
| 1346 * | |
| 1347 * return FAIL for failure, OK otherwise | |
| 1348 */ | |
| 1349 int | |
| 1350 insert_reg(regname, literally) | |
| 1351 int regname; | |
| 1352 int literally; /* insert literally, not as if typed */ | |
| 1353 { | |
| 1354 long i; | |
| 1355 int retval = OK; | |
| 1356 char_u *arg; | |
| 1357 int allocated; | |
| 1358 | |
| 1359 /* | |
| 1360 * It is possible to get into an endless loop by having CTRL-R a in | |
| 1361 * register a and then, in insert mode, doing CTRL-R a. | |
| 1362 * If you hit CTRL-C, the loop will be broken here. | |
| 1363 */ | |
| 1364 ui_breakcheck(); | |
| 1365 if (got_int) | |
| 1366 return FAIL; | |
| 1367 | |
| 1368 /* check for valid regname */ | |
| 1369 if (regname != NUL && !valid_yank_reg(regname, FALSE)) | |
| 1370 return FAIL; | |
| 1371 | |
| 1372 #ifdef FEAT_CLIPBOARD | |
| 1373 regname = may_get_selection(regname); | |
| 1374 #endif | |
| 1375 | |
| 1376 if (regname == '.') /* insert last inserted text */ | |
| 1377 retval = stuff_inserted(NUL, 1L, TRUE); | |
| 1378 else if (get_spec_reg(regname, &arg, &allocated, TRUE)) | |
| 1379 { | |
| 1380 if (arg == NULL) | |
| 1381 return FAIL; | |
| 1382 stuffescaped(arg, literally); | |
| 1383 if (allocated) | |
| 1384 vim_free(arg); | |
| 1385 } | |
| 1386 else /* name or number register */ | |
| 1387 { | |
| 1388 get_yank_register(regname, FALSE); | |
| 1389 if (y_current->y_array == NULL) | |
| 1390 retval = FAIL; | |
| 1391 else | |
| 1392 { | |
| 1393 for (i = 0; i < y_current->y_size; ++i) | |
| 1394 { | |
| 1395 stuffescaped(y_current->y_array[i], literally); | |
| 1396 /* | |
| 1397 * Insert a newline between lines and after last line if | |
| 1398 * y_type is MLINE. | |
| 1399 */ | |
| 1400 if (y_current->y_type == MLINE || i < y_current->y_size - 1) | |
| 1401 stuffcharReadbuff('\n'); | |
| 1402 } | |
| 1403 } | |
| 1404 } | |
| 1405 | |
| 1406 return retval; | |
| 1407 } | |
| 1408 | |
| 1409 /* | |
| 1410 * Stuff a string into the typeahead buffer, such that edit() will insert it | |
| 1411 * literally ("literally" TRUE) or interpret is as typed characters. | |
| 1412 */ | |
| 1413 static void | |
| 1414 stuffescaped(arg, literally) | |
| 1415 char_u *arg; | |
| 1416 int literally; | |
| 1417 { | |
| 1418 int c; | |
| 1419 char_u *start; | |
| 1420 | |
| 1421 while (*arg != NUL) | |
| 1422 { | |
| 1423 /* Stuff a sequence of normal ASCII characters, that's fast. Also | |
| 1424 * stuff K_SPECIAL to get the effect of a special key when "literally" | |
| 1425 * is TRUE. */ | |
| 1426 start = arg; | |
| 1427 while ((*arg >= ' ' | |
| 1428 #ifndef EBCDIC | |
| 1429 && *arg < DEL /* EBCDIC: chars above space are normal */ | |
| 1430 #endif | |
| 1431 ) | |
| 1432 || (*arg == K_SPECIAL && !literally)) | |
| 1433 ++arg; | |
| 1434 if (arg > start) | |
| 1435 stuffReadbuffLen(start, (long)(arg - start)); | |
| 1436 | |
| 1437 /* stuff a single special character */ | |
| 1438 if (*arg != NUL) | |
| 1439 { | |
| 1440 #ifdef FEAT_MBYTE | |
| 1441 if (has_mbyte) | |
| 1442 c = mb_ptr2char_adv(&arg); | |
| 1443 else | |
| 1444 #endif | |
| 1445 c = *arg++; | |
| 1446 if (literally && ((c < ' ' && c != TAB) || c == DEL)) | |
| 1447 stuffcharReadbuff(Ctrl_V); | |
| 1448 stuffcharReadbuff(c); | |
| 1449 } | |
| 1450 } | |
| 1451 } | |
| 1452 | |
| 1453 /* | |
| 1157 | 1454 * If "regname" is a special register, return TRUE and store a pointer to its |
| 1455 * value in "argp". | |
| 7 | 1456 */ |
| 15 | 1457 int |
| 7 | 1458 get_spec_reg(regname, argp, allocated, errmsg) |
| 1459 int regname; | |
| 1460 char_u **argp; | |
| 1157 | 1461 int *allocated; /* return: TRUE when value was allocated */ |
| 7 | 1462 int errmsg; /* give error message when failing */ |
| 1463 { | |
| 1464 int cnt; | |
| 1465 | |
| 1466 *argp = NULL; | |
| 1467 *allocated = FALSE; | |
| 1468 switch (regname) | |
| 1469 { | |
| 1470 case '%': /* file name */ | |
| 1471 if (errmsg) | |
| 1472 check_fname(); /* will give emsg if not set */ | |
| 1473 *argp = curbuf->b_fname; | |
| 1474 return TRUE; | |
| 1475 | |
| 1476 case '#': /* alternate file name */ | |
| 1477 *argp = getaltfname(errmsg); /* may give emsg if not set */ | |
| 1478 return TRUE; | |
| 1479 | |
| 1480 #ifdef FEAT_EVAL | |
| 1481 case '=': /* result of expression */ | |
| 1482 *argp = get_expr_line(); | |
| 1483 *allocated = TRUE; | |
| 1484 return TRUE; | |
| 1485 #endif | |
| 1486 | |
| 1487 case ':': /* last command line */ | |
| 1488 if (last_cmdline == NULL && errmsg) | |
| 1489 EMSG(_(e_nolastcmd)); | |
| 1490 *argp = last_cmdline; | |
| 1491 return TRUE; | |
| 1492 | |
| 1493 case '/': /* last search-pattern */ | |
| 1494 if (last_search_pat() == NULL && errmsg) | |
| 1495 EMSG(_(e_noprevre)); | |
| 1496 *argp = last_search_pat(); | |
| 1497 return TRUE; | |
| 1498 | |
| 1499 case '.': /* last inserted text */ | |
| 1500 *argp = get_last_insert_save(); | |
| 1501 *allocated = TRUE; | |
| 1502 if (*argp == NULL && errmsg) | |
| 1503 EMSG(_(e_noinstext)); | |
| 1504 return TRUE; | |
| 1505 | |
| 1506 #ifdef FEAT_SEARCHPATH | |
| 1507 case Ctrl_F: /* Filename under cursor */ | |
| 1508 case Ctrl_P: /* Path under cursor, expand via "path" */ | |
| 1509 if (!errmsg) | |
| 1510 return FALSE; | |
| 1511 *argp = file_name_at_cursor(FNAME_MESS | FNAME_HYP | |
| 681 | 1512 | (regname == Ctrl_P ? FNAME_EXP : 0), 1L, NULL); |
| 7 | 1513 *allocated = TRUE; |
| 1514 return TRUE; | |
| 1515 #endif | |
| 1516 | |
| 1517 case Ctrl_W: /* word under cursor */ | |
| 1518 case Ctrl_A: /* WORD (mnemonic All) under cursor */ | |
| 1519 if (!errmsg) | |
| 1520 return FALSE; | |
| 1521 cnt = find_ident_under_cursor(argp, regname == Ctrl_W | |
| 1522 ? (FIND_IDENT|FIND_STRING) : FIND_STRING); | |
| 1523 *argp = cnt ? vim_strnsave(*argp, cnt) : NULL; | |
| 1524 *allocated = TRUE; | |
| 1525 return TRUE; | |
| 1526 | |
| 1527 case '_': /* black hole: always empty */ | |
| 1528 *argp = (char_u *)""; | |
| 1529 return TRUE; | |
| 1530 } | |
| 1531 | |
| 1532 return FALSE; | |
| 1533 } | |
| 1534 | |
| 1535 /* | |
| 15 | 1536 * Paste a yank register into the command line. |
| 1537 * Only for non-special registers. | |
| 1538 * Used by CTRL-R command in command-line mode | |
| 7 | 1539 * insert_reg() can't be used here, because special characters from the |
| 1540 * register contents will be interpreted as commands. | |
| 1541 * | |
| 1542 * return FAIL for failure, OK otherwise | |
| 1543 */ | |
| 1544 int | |
| 1015 | 1545 cmdline_paste_reg(regname, literally, remcr) |
| 7 | 1546 int regname; |
| 1547 int literally; /* Insert text literally instead of "as typed" */ | |
| 1015 | 1548 int remcr; /* don't add trailing CR */ |
| 7 | 1549 { |
| 1550 long i; | |
| 1551 | |
| 1552 get_yank_register(regname, FALSE); | |
| 1553 if (y_current->y_array == NULL) | |
| 1554 return FAIL; | |
| 1555 | |
| 1556 for (i = 0; i < y_current->y_size; ++i) | |
| 1557 { | |
| 1558 cmdline_paste_str(y_current->y_array[i], literally); | |
| 1559 | |
| 1015 | 1560 /* Insert ^M between lines and after last line if type is MLINE. |
| 1561 * Don't do this when "remcr" is TRUE and the next line is empty. */ | |
| 1562 if (y_current->y_type == MLINE | |
| 1563 || (i < y_current->y_size - 1 | |
| 1564 && !(remcr | |
| 1565 && i == y_current->y_size - 2 | |
| 1566 && *y_current->y_array[i + 1] == NUL))) | |
| 7 | 1567 cmdline_paste_str((char_u *)"\r", literally); |
| 1568 | |
| 1569 /* Check for CTRL-C, in case someone tries to paste a few thousand | |
| 1570 * lines and gets bored. */ | |
| 1571 ui_breakcheck(); | |
| 1572 if (got_int) | |
| 1573 return FAIL; | |
| 1574 } | |
| 1575 return OK; | |
| 1576 } | |
| 1577 | |
| 1578 #if defined(FEAT_CLIPBOARD) || defined(PROTO) | |
| 1579 /* | |
| 1580 * Adjust the register name pointed to with "rp" for the clipboard being | |
| 1581 * used always and the clipboard being available. | |
| 1582 */ | |
| 1583 void | |
| 1584 adjust_clip_reg(rp) | |
| 1585 int *rp; | |
| 1586 { | |
| 1587 /* If no reg. specified, and "unnamed" is in 'clipboard', use '*' reg. */ | |
| 1588 if (*rp == 0 && clip_unnamed) | |
| 1589 *rp = '*'; | |
| 1590 if (!clip_star.available && *rp == '*') | |
| 1591 *rp = 0; | |
| 1592 if (!clip_plus.available && *rp == '+') | |
| 1593 *rp = 0; | |
| 1594 } | |
| 1595 #endif | |
| 1596 | |
| 1597 /* | |
| 1598 * op_delete - handle a delete operation | |
| 1599 * | |
| 1600 * return FAIL if undo failed, OK otherwise. | |
| 1601 */ | |
| 1602 int | |
| 1603 op_delete(oap) | |
| 1604 oparg_T *oap; | |
| 1605 { | |
| 1606 int n; | |
| 1607 linenr_T lnum; | |
| 1608 char_u *ptr; | |
| 1609 #ifdef FEAT_VISUAL | |
| 1610 char_u *newp, *oldp; | |
| 1611 struct block_def bd; | |
| 1612 #endif | |
| 1613 linenr_T old_lcount = curbuf->b_ml.ml_line_count; | |
| 1614 int did_yank = FALSE; | |
| 1615 | |
| 1616 if (curbuf->b_ml.ml_flags & ML_EMPTY) /* nothing to do */ | |
| 1617 return OK; | |
| 1618 | |
| 1619 /* Nothing to delete, return here. Do prepare undo, for op_change(). */ | |
| 1620 if (oap->empty) | |
| 1621 return u_save_cursor(); | |
| 1622 | |
| 1623 if (!curbuf->b_p_ma) | |
| 1624 { | |
| 1625 EMSG(_(e_modifiable)); | |
| 1626 return FAIL; | |
| 1627 } | |
| 1628 | |
| 1629 #ifdef FEAT_CLIPBOARD | |
| 1630 adjust_clip_reg(&oap->regname); | |
| 1631 #endif | |
| 1632 | |
| 1633 #ifdef FEAT_MBYTE | |
| 1634 if (has_mbyte) | |
| 1635 mb_adjust_opend(oap); | |
| 1636 #endif | |
| 1637 | |
| 1638 /* | |
| 1639 * Imitate the strange Vi behaviour: If the delete spans more than one line | |
| 1640 * and motion_type == MCHAR and the result is a blank line, make the delete | |
| 1641 * linewise. Don't do this for the change command or Visual mode. | |
| 1642 */ | |
| 1643 if ( oap->motion_type == MCHAR | |
| 1644 #ifdef FEAT_VISUAL | |
| 1645 && !oap->is_VIsual | |
| 50 | 1646 && !oap->block_mode |
| 7 | 1647 #endif |
| 1648 && oap->line_count > 1 | |
| 1649 && oap->op_type == OP_DELETE) | |
| 1650 { | |
| 1651 ptr = ml_get(oap->end.lnum) + oap->end.col + oap->inclusive; | |
| 1652 ptr = skipwhite(ptr); | |
| 1653 if (*ptr == NUL && inindent(0)) | |
| 1654 oap->motion_type = MLINE; | |
| 1655 } | |
| 1656 | |
| 1657 /* | |
| 1658 * Check for trying to delete (e.g. "D") in an empty line. | |
| 1659 * Note: For the change operator it is ok. | |
| 1660 */ | |
| 1661 if ( oap->motion_type == MCHAR | |
| 1662 && oap->line_count == 1 | |
| 1663 && oap->op_type == OP_DELETE | |
| 1664 && *ml_get(oap->start.lnum) == NUL) | |
| 1665 { | |
| 1666 /* | |
| 446 | 1667 * It's an error to operate on an empty region, when 'E' included in |
| 7 | 1668 * 'cpoptions' (Vi compatible). |
| 1669 */ | |
| 446 | 1670 #ifdef FEAT_VIRTUALEDIT |
| 1671 if (virtual_op) | |
| 1672 /* Virtual editing: Nothing gets deleted, but we set the '[ and '] | |
| 1673 * marks as if it happened. */ | |
| 1674 goto setmarks; | |
| 1675 #endif | |
| 7 | 1676 if (vim_strchr(p_cpo, CPO_EMPTYREGION) != NULL) |
| 1677 beep_flush(); | |
| 1678 return OK; | |
| 1679 } | |
| 1680 | |
| 1681 /* | |
| 1682 * Do a yank of whatever we're about to delete. | |
| 1683 * If a yank register was specified, put the deleted text into that register. | |
| 1684 * For the black hole register '_' don't yank anything. | |
| 1685 */ | |
| 1686 if (oap->regname != '_') | |
| 1687 { | |
| 1688 if (oap->regname != 0) | |
| 1689 { | |
| 1690 /* check for read-only register */ | |
| 1691 if (!valid_yank_reg(oap->regname, TRUE)) | |
| 1692 { | |
| 1693 beep_flush(); | |
| 1694 return OK; | |
| 1695 } | |
| 1696 get_yank_register(oap->regname, TRUE); /* yank into specif'd reg. */ | |
| 1697 if (op_yank(oap, TRUE, FALSE) == OK) /* yank without message */ | |
| 1698 did_yank = TRUE; | |
| 1699 } | |
| 1700 | |
| 1701 /* | |
| 1702 * Put deleted text into register 1 and shift number registers if the | |
| 1703 * delete contains a line break, or when a regname has been specified. | |
| 1704 */ | |
| 1705 if (oap->regname != 0 || oap->motion_type == MLINE | |
| 1706 || oap->line_count > 1 || oap->use_reg_one) | |
| 1707 { | |
| 1708 y_current = &y_regs[9]; | |
| 1709 free_yank_all(); /* free register nine */ | |
| 1710 for (n = 9; n > 1; --n) | |
| 1711 y_regs[n] = y_regs[n - 1]; | |
| 1712 y_previous = y_current = &y_regs[1]; | |
| 1713 y_regs[1].y_array = NULL; /* set register one to empty */ | |
| 1714 if (op_yank(oap, TRUE, FALSE) == OK) | |
| 1715 did_yank = TRUE; | |
| 1716 } | |
| 1717 | |
| 1718 /* Yank into small delete register when no register specified and the | |
| 1719 * delete is within one line. */ | |
| 1720 if (oap->regname == 0 && oap->motion_type != MLINE | |
| 1721 && oap->line_count == 1) | |
| 1722 { | |
| 1723 oap->regname = '-'; | |
| 1724 get_yank_register(oap->regname, TRUE); | |
| 1725 if (op_yank(oap, TRUE, FALSE) == OK) | |
| 1726 did_yank = TRUE; | |
| 1727 oap->regname = 0; | |
| 1728 } | |
| 1729 | |
| 1730 /* | |
| 1731 * If there's too much stuff to fit in the yank register, then get a | |
| 1732 * confirmation before doing the delete. This is crude, but simple. | |
| 1733 * And it avoids doing a delete of something we can't put back if we | |
| 1734 * want. | |
| 1735 */ | |
| 1736 if (!did_yank) | |
| 1737 { | |
| 1738 int msg_silent_save = msg_silent; | |
| 1739 | |
| 1740 msg_silent = 0; /* must display the prompt */ | |
| 1741 n = ask_yesno((char_u *)_("cannot yank; delete anyway"), TRUE); | |
| 1742 msg_silent = msg_silent_save; | |
| 1743 if (n != 'y') | |
| 1744 { | |
| 1745 EMSG(_(e_abort)); | |
| 1746 return FAIL; | |
| 1747 } | |
| 1748 } | |
| 1749 } | |
| 1750 | |
| 1751 #ifdef FEAT_VISUAL | |
| 1752 /* | |
| 1753 * block mode delete | |
| 1754 */ | |
| 1755 if (oap->block_mode) | |
| 1756 { | |
| 1757 if (u_save((linenr_T)(oap->start.lnum - 1), | |
| 1758 (linenr_T)(oap->end.lnum + 1)) == FAIL) | |
| 1759 return FAIL; | |
| 1760 | |
| 1761 for (lnum = curwin->w_cursor.lnum; lnum <= oap->end.lnum; ++lnum) | |
| 1762 { | |
| 1763 block_prep(oap, &bd, lnum, TRUE); | |
| 1764 if (bd.textlen == 0) /* nothing to delete */ | |
| 1765 continue; | |
| 1766 | |
| 1767 /* Adjust cursor position for tab replaced by spaces and 'lbr'. */ | |
| 1768 if (lnum == curwin->w_cursor.lnum) | |
| 1769 { | |
| 1770 curwin->w_cursor.col = bd.textcol + bd.startspaces; | |
| 1771 # ifdef FEAT_VIRTUALEDIT | |
| 1772 curwin->w_cursor.coladd = 0; | |
| 1773 # endif | |
| 1774 } | |
| 1775 | |
| 1776 /* n == number of chars deleted | |
| 1777 * If we delete a TAB, it may be replaced by several characters. | |
| 1778 * Thus the number of characters may increase! | |
| 1779 */ | |
| 1780 n = bd.textlen - bd.startspaces - bd.endspaces; | |
| 1781 oldp = ml_get(lnum); | |
| 1782 newp = alloc_check((unsigned)STRLEN(oldp) + 1 - n); | |
| 1783 if (newp == NULL) | |
| 1784 continue; | |
| 1785 /* copy up to deleted part */ | |
| 1786 mch_memmove(newp, oldp, (size_t)bd.textcol); | |
| 1787 /* insert spaces */ | |
| 1788 copy_spaces(newp + bd.textcol, | |
| 1789 (size_t)(bd.startspaces + bd.endspaces)); | |
| 1790 /* copy the part after the deleted part */ | |
| 1791 oldp += bd.textcol + bd.textlen; | |
| 1622 | 1792 STRMOVE(newp + bd.textcol + bd.startspaces + bd.endspaces, oldp); |
| 7 | 1793 /* replace the line */ |
| 1794 ml_replace(lnum, newp, FALSE); | |
| 1795 } | |
| 1796 | |
| 1797 check_cursor_col(); | |
| 1798 changed_lines(curwin->w_cursor.lnum, curwin->w_cursor.col, | |
| 1799 oap->end.lnum + 1, 0L); | |
| 1800 oap->line_count = 0; /* no lines deleted */ | |
| 1801 } | |
| 1802 else | |
| 1803 #endif | |
| 1804 if (oap->motion_type == MLINE) | |
| 1805 { | |
| 1806 if (oap->op_type == OP_CHANGE) | |
| 1807 { | |
| 1808 /* Delete the lines except the first one. Temporarily move the | |
| 1809 * cursor to the next line. Save the current line number, if the | |
| 1810 * last line is deleted it may be changed. | |
| 1811 */ | |
| 1812 if (oap->line_count > 1) | |
| 1813 { | |
| 1814 lnum = curwin->w_cursor.lnum; | |
| 1815 ++curwin->w_cursor.lnum; | |
| 1816 del_lines((long)(oap->line_count - 1), TRUE); | |
| 1817 curwin->w_cursor.lnum = lnum; | |
| 1818 } | |
| 1819 if (u_save_cursor() == FAIL) | |
| 1820 return FAIL; | |
| 1821 if (curbuf->b_p_ai) /* don't delete indent */ | |
| 1822 { | |
| 1823 beginline(BL_WHITE); /* cursor on first non-white */ | |
| 1824 did_ai = TRUE; /* delete the indent when ESC hit */ | |
| 1825 ai_col = curwin->w_cursor.col; | |
| 1826 } | |
| 1827 else | |
| 1828 beginline(0); /* cursor in column 0 */ | |
| 1829 truncate_line(FALSE); /* delete the rest of the line */ | |
| 1830 /* leave cursor past last char in line */ | |
| 1831 if (oap->line_count > 1) | |
| 1832 u_clearline(); /* "U" command not possible after "2cc" */ | |
| 1833 } | |
| 1834 else | |
| 1835 { | |
| 1836 del_lines(oap->line_count, TRUE); | |
| 1837 beginline(BL_WHITE | BL_FIX); | |
| 1838 u_clearline(); /* "U" command not possible after "dd" */ | |
| 1839 } | |
| 1840 } | |
| 1841 else | |
| 1842 { | |
| 1843 #ifdef FEAT_VIRTUALEDIT | |
| 1844 if (virtual_op) | |
| 1845 { | |
| 1846 int endcol = 0; | |
| 1847 | |
| 1848 /* For virtualedit: break the tabs that are partly included. */ | |
| 1849 if (gchar_pos(&oap->start) == '\t') | |
| 1850 { | |
| 1851 if (u_save_cursor() == FAIL) /* save first line for undo */ | |
| 1852 return FAIL; | |
| 1853 if (oap->line_count == 1) | |
| 1854 endcol = getviscol2(oap->end.col, oap->end.coladd); | |
| 1855 coladvance_force(getviscol2(oap->start.col, oap->start.coladd)); | |
| 1856 oap->start = curwin->w_cursor; | |
| 1857 if (oap->line_count == 1) | |
| 1858 { | |
| 1859 coladvance(endcol); | |
| 1860 oap->end.col = curwin->w_cursor.col; | |
| 1861 oap->end.coladd = curwin->w_cursor.coladd; | |
| 1862 curwin->w_cursor = oap->start; | |
| 1863 } | |
| 1864 } | |
| 1865 | |
| 1866 /* Break a tab only when it's included in the area. */ | |
| 1867 if (gchar_pos(&oap->end) == '\t' | |
| 1868 && (int)oap->end.coladd < oap->inclusive) | |
| 1869 { | |
| 1870 /* save last line for undo */ | |
| 1871 if (u_save((linenr_T)(oap->end.lnum - 1), | |
| 1872 (linenr_T)(oap->end.lnum + 1)) == FAIL) | |
| 1873 return FAIL; | |
| 1874 curwin->w_cursor = oap->end; | |
| 1875 coladvance_force(getviscol2(oap->end.col, oap->end.coladd)); | |
| 1876 oap->end = curwin->w_cursor; | |
| 1877 curwin->w_cursor = oap->start; | |
| 1878 } | |
| 1879 } | |
| 1880 #endif | |
| 1881 | |
| 1882 if (oap->line_count == 1) /* delete characters within one line */ | |
| 1883 { | |
| 1884 if (u_save_cursor() == FAIL) /* save line for undo */ | |
| 1885 return FAIL; | |
| 1886 | |
| 1887 /* if 'cpoptions' contains '$', display '$' at end of change */ | |
| 1888 if ( vim_strchr(p_cpo, CPO_DOLLAR) != NULL | |
| 1889 && oap->op_type == OP_CHANGE | |
| 1890 && oap->end.lnum == curwin->w_cursor.lnum | |
| 1891 #ifdef FEAT_VISUAL | |
| 1892 && !oap->is_VIsual | |
| 1893 #endif | |
| 1894 ) | |
| 1895 display_dollar(oap->end.col - !oap->inclusive); | |
| 1896 | |
| 1897 n = oap->end.col - oap->start.col + 1 - !oap->inclusive; | |
| 1898 | |
| 1899 #ifdef FEAT_VIRTUALEDIT | |
| 1900 if (virtual_op) | |
| 1901 { | |
| 1902 /* fix up things for virtualedit-delete: | |
| 1903 * break the tabs which are going to get in our way | |
| 1904 */ | |
| 1905 char_u *curline = ml_get_curline(); | |
| 1906 int len = (int)STRLEN(curline); | |
| 1907 | |
| 1908 if (oap->end.coladd != 0 | |
| 1909 && (int)oap->end.col >= len - 1 | |
| 1910 && !(oap->start.coladd && (int)oap->end.col >= len - 1)) | |
| 1911 n++; | |
| 1912 /* Delete at least one char (e.g, when on a control char). */ | |
| 1913 if (n == 0 && oap->start.coladd != oap->end.coladd) | |
| 1914 n = 1; | |
| 1915 | |
| 1916 /* When deleted a char in the line, reset coladd. */ | |
| 1917 if (gchar_cursor() != NUL) | |
| 1918 curwin->w_cursor.coladd = 0; | |
| 1919 } | |
| 1920 #endif | |
| 777 | 1921 (void)del_bytes((long)n, !virtual_op, oap->op_type == OP_DELETE |
| 613 | 1922 #ifdef FEAT_VISUAL |
| 1923 && !oap->is_VIsual | |
| 1924 #endif | |
| 1925 ); | |
| 7 | 1926 } |
| 1927 else /* delete characters between lines */ | |
| 1928 { | |
| 1929 pos_T curpos; | |
| 1930 | |
| 1931 /* save deleted and changed lines for undo */ | |
| 1932 if (u_save((linenr_T)(curwin->w_cursor.lnum - 1), | |
| 1933 (linenr_T)(curwin->w_cursor.lnum + oap->line_count)) == FAIL) | |
| 1934 return FAIL; | |
| 1935 | |
| 1936 truncate_line(TRUE); /* delete from cursor to end of line */ | |
| 1937 | |
| 1938 curpos = curwin->w_cursor; /* remember curwin->w_cursor */ | |
| 1939 ++curwin->w_cursor.lnum; | |
| 1940 del_lines((long)(oap->line_count - 2), FALSE); | |
| 1941 | |
| 1942 /* delete from start of line until op_end */ | |
| 1943 curwin->w_cursor.col = 0; | |
| 1944 (void)del_bytes((long)(oap->end.col + 1 - !oap->inclusive), | |
| 777 | 1945 !virtual_op, oap->op_type == OP_DELETE |
| 613 | 1946 #ifdef FEAT_VISUAL |
| 1947 && !oap->is_VIsual | |
| 1948 #endif | |
| 1949 ); | |
| 7 | 1950 curwin->w_cursor = curpos; /* restore curwin->w_cursor */ |
| 1951 | |
| 1952 (void)do_join(FALSE); | |
| 1953 } | |
| 1954 } | |
| 1955 | |
| 1956 msgmore(curbuf->b_ml.ml_line_count - old_lcount); | |
| 1957 | |
| 446 | 1958 #ifdef FEAT_VIRTUALEDIT |
| 1959 setmarks: | |
| 1960 #endif | |
| 7 | 1961 #ifdef FEAT_VISUAL |
| 1962 if (oap->block_mode) | |
| 1963 { | |
| 1964 curbuf->b_op_end.lnum = oap->end.lnum; | |
| 1965 curbuf->b_op_end.col = oap->start.col; | |
| 1966 } | |
| 1967 else | |
| 1968 #endif | |
| 1969 curbuf->b_op_end = oap->start; | |
| 1970 curbuf->b_op_start = oap->start; | |
| 1971 | |
| 1972 return OK; | |
| 1973 } | |
| 1974 | |
| 1975 #ifdef FEAT_MBYTE | |
| 1976 /* | |
| 1977 * Adjust end of operating area for ending on a multi-byte character. | |
| 1978 * Used for deletion. | |
| 1979 */ | |
| 1980 static void | |
| 1981 mb_adjust_opend(oap) | |
| 1982 oparg_T *oap; | |
| 1983 { | |
| 1984 char_u *p; | |
| 1985 | |
| 1986 if (oap->inclusive) | |
| 1987 { | |
| 1988 p = ml_get(oap->end.lnum); | |
| 1989 oap->end.col += mb_tail_off(p, p + oap->end.col); | |
| 1990 } | |
| 1991 } | |
| 1992 #endif | |
| 1993 | |
| 1994 #if defined(FEAT_VISUALEXTRA) || defined(PROTO) | |
| 1995 /* | |
| 1996 * Replace a whole area with one character. | |
| 1997 */ | |
| 1998 int | |
| 1999 op_replace(oap, c) | |
| 2000 oparg_T *oap; | |
| 2001 int c; | |
| 2002 { | |
| 2003 int n, numc; | |
| 2004 #ifdef FEAT_MBYTE | |
| 2005 int num_chars; | |
| 2006 #endif | |
| 2007 char_u *newp, *oldp; | |
| 2008 size_t oldlen; | |
| 2009 struct block_def bd; | |
| 2010 | |
| 2011 if ((curbuf->b_ml.ml_flags & ML_EMPTY ) || oap->empty) | |
| 2012 return OK; /* nothing to do */ | |
| 2013 | |
| 2014 #ifdef FEAT_MBYTE | |
| 2015 if (has_mbyte) | |
| 2016 mb_adjust_opend(oap); | |
| 2017 #endif | |
| 2018 | |
| 2019 if (u_save((linenr_T)(oap->start.lnum - 1), | |
| 2020 (linenr_T)(oap->end.lnum + 1)) == FAIL) | |
| 2021 return FAIL; | |
| 2022 | |
| 2023 /* | |
| 2024 * block mode replace | |
| 2025 */ | |
| 2026 if (oap->block_mode) | |
| 2027 { | |
| 2028 bd.is_MAX = (curwin->w_curswant == MAXCOL); | |
| 2029 for ( ; curwin->w_cursor.lnum <= oap->end.lnum; ++curwin->w_cursor.lnum) | |
| 2030 { | |
| 1982 | 2031 curwin->w_cursor.col = 0; /* make sure cursor position is valid */ |
| 7 | 2032 block_prep(oap, &bd, curwin->w_cursor.lnum, TRUE); |
| 2033 if (bd.textlen == 0 && (!virtual_op || bd.is_MAX)) | |
| 2034 continue; /* nothing to replace */ | |
| 2035 | |
| 2036 /* n == number of extra chars required | |
| 2037 * If we split a TAB, it may be replaced by several characters. | |
| 2038 * Thus the number of characters may increase! | |
| 2039 */ | |
| 2040 #ifdef FEAT_VIRTUALEDIT | |
| 2041 /* If the range starts in virtual space, count the initial | |
| 2042 * coladd offset as part of "startspaces" */ | |
| 2043 if (virtual_op && bd.is_short && *bd.textstart == NUL) | |
| 2044 { | |
| 2045 pos_T vpos; | |
| 2046 | |
| 1982 | 2047 vpos.lnum = curwin->w_cursor.lnum; |
| 7 | 2048 getvpos(&vpos, oap->start_vcol); |
| 2049 bd.startspaces += vpos.coladd; | |
| 2050 n = bd.startspaces; | |
| 2051 } | |
| 2052 else | |
| 2053 #endif | |
| 2054 /* allow for pre spaces */ | |
| 2055 n = (bd.startspaces ? bd.start_char_vcols - 1 : 0); | |
| 2056 | |
| 2057 /* allow for post spp */ | |
| 2058 n += (bd.endspaces | |
| 2059 #ifdef FEAT_VIRTUALEDIT | |
| 2060 && !bd.is_oneChar | |
| 2061 #endif | |
| 2062 && bd.end_char_vcols > 0) ? bd.end_char_vcols - 1 : 0; | |
| 2063 /* Figure out how many characters to replace. */ | |
| 2064 numc = oap->end_vcol - oap->start_vcol + 1; | |
| 2065 if (bd.is_short && (!virtual_op || bd.is_MAX)) | |
| 2066 numc -= (oap->end_vcol - bd.end_vcol) + 1; | |
| 2067 | |
| 2068 #ifdef FEAT_MBYTE | |
| 2069 /* A double-wide character can be replaced only up to half the | |
| 2070 * times. */ | |
| 2071 if ((*mb_char2cells)(c) > 1) | |
| 2072 { | |
| 2073 if ((numc & 1) && !bd.is_short) | |
| 2074 { | |
| 2075 ++bd.endspaces; | |
| 2076 ++n; | |
| 2077 } | |
| 2078 numc = numc / 2; | |
| 2079 } | |
| 2080 | |
| 2081 /* Compute bytes needed, move character count to num_chars. */ | |
| 2082 num_chars = numc; | |
| 2083 numc *= (*mb_char2len)(c); | |
| 2084 #endif | |
| 2085 /* oldlen includes textlen, so don't double count */ | |
| 2086 n += numc - bd.textlen; | |
| 2087 | |
| 2088 oldp = ml_get_curline(); | |
| 2089 oldlen = STRLEN(oldp); | |
| 2090 newp = alloc_check((unsigned)oldlen + 1 + n); | |
| 2091 if (newp == NULL) | |
| 2092 continue; | |
| 2093 vim_memset(newp, NUL, (size_t)(oldlen + 1 + n)); | |
| 2094 /* copy up to deleted part */ | |
| 2095 mch_memmove(newp, oldp, (size_t)bd.textcol); | |
| 2096 oldp += bd.textcol + bd.textlen; | |
| 2097 /* insert pre-spaces */ | |
| 2098 copy_spaces(newp + bd.textcol, (size_t)bd.startspaces); | |
| 2099 /* insert replacement chars CHECK FOR ALLOCATED SPACE */ | |
| 2100 #ifdef FEAT_MBYTE | |
| 2101 if (has_mbyte) | |
| 2102 { | |
| 835 | 2103 n = (int)STRLEN(newp); |
| 7 | 2104 while (--num_chars >= 0) |
| 2105 n += (*mb_char2bytes)(c, newp + n); | |
| 2106 } | |
| 2107 else | |
| 2108 #endif | |
| 2109 copy_chars(newp + STRLEN(newp), (size_t)numc, c); | |
| 2110 if (!bd.is_short) | |
| 2111 { | |
| 2112 /* insert post-spaces */ | |
| 2113 copy_spaces(newp + STRLEN(newp), (size_t)bd.endspaces); | |
| 2114 /* copy the part after the changed part */ | |
| 1622 | 2115 STRMOVE(newp + STRLEN(newp), oldp); |
| 7 | 2116 } |
| 2117 /* replace the line */ | |
| 2118 ml_replace(curwin->w_cursor.lnum, newp, FALSE); | |
| 2119 } | |
| 2120 } | |
| 2121 else | |
| 2122 { | |
| 2123 /* | |
| 2124 * MCHAR and MLINE motion replace. | |
| 2125 */ | |
| 2126 if (oap->motion_type == MLINE) | |
| 2127 { | |
| 2128 oap->start.col = 0; | |
| 2129 curwin->w_cursor.col = 0; | |
| 2130 oap->end.col = (colnr_T)STRLEN(ml_get(oap->end.lnum)); | |
| 2131 if (oap->end.col) | |
| 2132 --oap->end.col; | |
| 2133 } | |
| 2134 else if (!oap->inclusive) | |
| 2135 dec(&(oap->end)); | |
| 2136 | |
| 2137 while (ltoreq(curwin->w_cursor, oap->end)) | |
| 2138 { | |
| 2139 n = gchar_cursor(); | |
| 2140 if (n != NUL) | |
| 2141 { | |
| 2142 #ifdef FEAT_MBYTE | |
| 2143 if ((*mb_char2len)(c) > 1 || (*mb_char2len)(n) > 1) | |
| 2144 { | |
| 2145 /* This is slow, but it handles replacing a single-byte | |
| 2146 * with a multi-byte and the other way around. */ | |
| 2147 oap->end.col += (*mb_char2len)(c) - (*mb_char2len)(n); | |
| 2148 n = State; | |
| 2149 State = REPLACE; | |
| 2150 ins_char(c); | |
| 2151 State = n; | |
| 2152 /* Backup to the replaced character. */ | |
| 2153 dec_cursor(); | |
| 2154 } | |
| 2155 else | |
| 2156 #endif | |
| 2157 { | |
| 2158 #ifdef FEAT_VIRTUALEDIT | |
| 2159 if (n == TAB) | |
| 2160 { | |
| 2161 int end_vcol = 0; | |
| 2162 | |
| 2163 if (curwin->w_cursor.lnum == oap->end.lnum) | |
| 2164 { | |
| 2165 /* oap->end has to be recalculated when | |
| 2166 * the tab breaks */ | |
| 2167 end_vcol = getviscol2(oap->end.col, | |
| 2168 oap->end.coladd); | |
| 2169 } | |
| 2170 coladvance_force(getviscol()); | |
| 2171 if (curwin->w_cursor.lnum == oap->end.lnum) | |
| 2172 getvpos(&oap->end, end_vcol); | |
| 2173 } | |
| 2174 #endif | |
| 2175 pchar(curwin->w_cursor, c); | |
| 2176 } | |
| 2177 } | |
| 2178 #ifdef FEAT_VIRTUALEDIT | |
| 2179 else if (virtual_op && curwin->w_cursor.lnum == oap->end.lnum) | |
| 2180 { | |
| 2181 int virtcols = oap->end.coladd; | |
| 2182 | |
| 2183 if (curwin->w_cursor.lnum == oap->start.lnum | |
| 2184 && oap->start.col == oap->end.col && oap->start.coladd) | |
| 2185 virtcols -= oap->start.coladd; | |
| 2186 | |
| 2187 /* oap->end has been trimmed so it's effectively inclusive; | |
| 2188 * as a result an extra +1 must be counted so we don't | |
| 2189 * trample the NUL byte. */ | |
| 2190 coladvance_force(getviscol2(oap->end.col, oap->end.coladd) + 1); | |
| 2191 curwin->w_cursor.col -= (virtcols + 1); | |
| 2192 for (; virtcols >= 0; virtcols--) | |
| 2193 { | |
| 2194 pchar(curwin->w_cursor, c); | |
| 2195 if (inc(&curwin->w_cursor) == -1) | |
| 2196 break; | |
| 2197 } | |
| 2198 } | |
| 2199 #endif | |
| 2200 | |
| 2201 /* Advance to next character, stop at the end of the file. */ | |
| 2202 if (inc_cursor() == -1) | |
| 2203 break; | |
| 2204 } | |
| 2205 } | |
| 2206 | |
| 2207 curwin->w_cursor = oap->start; | |
| 2208 check_cursor(); | |
| 2209 changed_lines(oap->start.lnum, oap->start.col, oap->end.lnum + 1, 0L); | |
| 2210 | |
| 2211 /* Set "'[" and "']" marks. */ | |
| 2212 curbuf->b_op_start = oap->start; | |
| 2213 curbuf->b_op_end = oap->end; | |
| 2214 | |
| 2215 return OK; | |
| 2216 } | |
| 2217 #endif | |
| 2218 | |
| 1525 | 2219 static int swapchars __ARGS((int op_type, pos_T *pos, int length)); |
| 2220 | |
| 7 | 2221 /* |
| 2222 * Handle the (non-standard vi) tilde operator. Also for "gu", "gU" and "g?". | |
| 2223 */ | |
| 2224 void | |
| 2225 op_tilde(oap) | |
| 2226 oparg_T *oap; | |
| 2227 { | |
| 2228 pos_T pos; | |
| 2229 #ifdef FEAT_VISUAL | |
| 2230 struct block_def bd; | |
| 1525 | 2231 #endif |
| 1528 | 2232 int did_change = FALSE; |
| 7 | 2233 |
| 2234 if (u_save((linenr_T)(oap->start.lnum - 1), | |
| 2235 (linenr_T)(oap->end.lnum + 1)) == FAIL) | |
| 2236 return; | |
| 2237 | |
| 2238 pos = oap->start; | |
| 2239 #ifdef FEAT_VISUAL | |
| 2240 if (oap->block_mode) /* Visual block mode */ | |
| 2241 { | |
| 2242 for (; pos.lnum <= oap->end.lnum; ++pos.lnum) | |
| 2243 { | |
| 1766 | 2244 int one_change; |
| 2245 | |
| 7 | 2246 block_prep(oap, &bd, pos.lnum, FALSE); |
| 2247 pos.col = bd.textcol; | |
| 1766 | 2248 one_change = swapchars(oap->op_type, &pos, bd.textlen); |
| 2249 did_change |= one_change; | |
| 1525 | 2250 |
| 7 | 2251 # ifdef FEAT_NETBEANS_INTG |
| 1766 | 2252 if (usingNetbeans && one_change) |
| 7 | 2253 { |
| 2254 char_u *ptr = ml_get_buf(curbuf, pos.lnum, FALSE); | |
| 2255 | |
| 33 | 2256 netbeans_removed(curbuf, pos.lnum, bd.textcol, |
| 2257 (long)bd.textlen); | |
| 7 | 2258 netbeans_inserted(curbuf, pos.lnum, bd.textcol, |
| 33 | 2259 &ptr[bd.textcol], bd.textlen); |
| 7 | 2260 } |
| 2261 # endif | |
| 2262 } | |
| 2263 if (did_change) | |
| 2264 changed_lines(oap->start.lnum, 0, oap->end.lnum + 1, 0L); | |
| 2265 } | |
| 2266 else /* not block mode */ | |
| 2267 #endif | |
| 2268 { | |
| 2269 if (oap->motion_type == MLINE) | |
| 2270 { | |
| 2271 oap->start.col = 0; | |
| 2272 pos.col = 0; | |
| 2273 oap->end.col = (colnr_T)STRLEN(ml_get(oap->end.lnum)); | |
| 2274 if (oap->end.col) | |
| 2275 --oap->end.col; | |
| 2276 } | |
| 2277 else if (!oap->inclusive) | |
| 2278 dec(&(oap->end)); | |
| 2279 | |
| 1528 | 2280 if (pos.lnum == oap->end.lnum) |
| 2281 did_change = swapchars(oap->op_type, &pos, | |
| 2282 oap->end.col - pos.col + 1); | |
| 2283 else | |
| 2284 for (;;) | |
| 2285 { | |
| 2286 did_change |= swapchars(oap->op_type, &pos, | |
| 2287 pos.lnum == oap->end.lnum ? oap->end.col + 1: | |
| 2288 (int)STRLEN(ml_get_pos(&pos))); | |
| 2289 if (ltoreq(oap->end, pos) || inc(&pos) == -1) | |
| 2290 break; | |
| 2291 } | |
| 7 | 2292 if (did_change) |
| 2293 { | |
| 2294 changed_lines(oap->start.lnum, oap->start.col, oap->end.lnum + 1, | |
| 2295 0L); | |
| 2296 #ifdef FEAT_NETBEANS_INTG | |
| 2297 if (usingNetbeans && did_change) | |
| 2298 { | |
| 2299 char_u *ptr; | |
| 2300 int count; | |
| 2301 | |
| 2302 pos = oap->start; | |
| 2303 while (pos.lnum < oap->end.lnum) | |
| 2304 { | |
| 2305 ptr = ml_get_buf(curbuf, pos.lnum, FALSE); | |
| 835 | 2306 count = (int)STRLEN(ptr) - pos.col; |
| 33 | 2307 netbeans_removed(curbuf, pos.lnum, pos.col, (long)count); |
| 7 | 2308 netbeans_inserted(curbuf, pos.lnum, pos.col, |
| 33 | 2309 &ptr[pos.col], count); |
| 7 | 2310 pos.col = 0; |
| 2311 pos.lnum++; | |
| 2312 } | |
| 2313 ptr = ml_get_buf(curbuf, pos.lnum, FALSE); | |
| 2314 count = oap->end.col - pos.col + 1; | |
| 33 | 2315 netbeans_removed(curbuf, pos.lnum, pos.col, (long)count); |
| 7 | 2316 netbeans_inserted(curbuf, pos.lnum, pos.col, |
| 33 | 2317 &ptr[pos.col], count); |
| 7 | 2318 } |
| 2319 #endif | |
| 2320 } | |
| 2321 } | |
| 2322 | |
| 2323 #ifdef FEAT_VISUAL | |
| 2324 if (!did_change && oap->is_VIsual) | |
| 2325 /* No change: need to remove the Visual selection */ | |
| 2326 redraw_curbuf_later(INVERTED); | |
| 2327 #endif | |
| 2328 | |
| 2329 /* | |
| 2330 * Set '[ and '] marks. | |
| 2331 */ | |
| 2332 curbuf->b_op_start = oap->start; | |
| 2333 curbuf->b_op_end = oap->end; | |
| 2334 | |
| 2335 if (oap->line_count > p_report) | |
| 2336 { | |
| 2337 if (oap->line_count == 1) | |
| 2338 MSG(_("1 line changed")); | |
| 2339 else | |
| 2340 smsg((char_u *)_("%ld lines changed"), oap->line_count); | |
| 2341 } | |
| 2342 } | |
| 2343 | |
| 2344 /* | |
| 1525 | 2345 * Invoke swapchar() on "length" bytes at position "pos". |
| 2346 * "pos" is advanced to just after the changed characters. | |
| 2347 * "length" is rounded up to include the whole last multi-byte character. | |
| 2348 * Also works correctly when the number of bytes changes. | |
| 2349 * Returns TRUE if some character was changed. | |
| 2350 */ | |
| 2351 static int | |
| 2352 swapchars(op_type, pos, length) | |
| 2353 int op_type; | |
| 2354 pos_T *pos; | |
| 2355 int length; | |
| 2356 { | |
| 2357 int todo; | |
| 2358 int did_change = 0; | |
| 2359 | |
| 2360 for (todo = length; todo > 0; --todo) | |
| 2361 { | |
| 2362 # ifdef FEAT_MBYTE | |
| 2363 if (has_mbyte) | |
| 2364 /* we're counting bytes, not characters */ | |
| 2365 todo -= (*mb_ptr2len)(ml_get_pos(pos)) - 1; | |
| 2366 # endif | |
| 2367 did_change |= swapchar(op_type, pos); | |
| 2368 if (inc(pos) == -1) /* at end of file */ | |
| 2369 break; | |
| 2370 } | |
| 2371 return did_change; | |
| 2372 } | |
| 2373 | |
| 2374 /* | |
| 7 | 2375 * If op_type == OP_UPPER: make uppercase, |
| 2376 * if op_type == OP_LOWER: make lowercase, | |
| 2377 * if op_type == OP_ROT13: do rot13 encoding, | |
| 2378 * else swap case of character at 'pos' | |
| 2379 * returns TRUE when something actually changed. | |
| 2380 */ | |
| 2381 int | |
| 2382 swapchar(op_type, pos) | |
| 2383 int op_type; | |
| 2384 pos_T *pos; | |
| 2385 { | |
| 2386 int c; | |
| 2387 int nc; | |
| 2388 | |
| 2389 c = gchar_pos(pos); | |
| 2390 | |
| 2391 /* Only do rot13 encoding for ASCII characters. */ | |
| 2392 if (c >= 0x80 && op_type == OP_ROT13) | |
| 2393 return FALSE; | |
| 2394 | |
| 2395 #ifdef FEAT_MBYTE | |
| 1525 | 2396 if (op_type == OP_UPPER && c == 0xdf |
| 2397 && (enc_latin1like || STRCMP(p_enc, "iso-8859-2") == 0)) | |
| 493 | 2398 { |
| 2399 pos_T sp = curwin->w_cursor; | |
| 2400 | |
| 2401 /* Special handling of German sharp s: change to "SS". */ | |
| 2402 curwin->w_cursor = *pos; | |
| 2403 del_char(FALSE); | |
| 2404 ins_char('S'); | |
| 2405 ins_char('S'); | |
| 2406 curwin->w_cursor = sp; | |
| 2407 inc(pos); | |
| 2408 } | |
| 2409 | |
| 7 | 2410 if (enc_dbcs != 0 && c >= 0x100) /* No lower/uppercase letter */ |
| 2411 return FALSE; | |
| 2412 #endif | |
| 2413 nc = c; | |
| 2414 if (MB_ISLOWER(c)) | |
| 2415 { | |
| 2416 if (op_type == OP_ROT13) | |
| 2417 nc = ROT13(c, 'a'); | |
| 2418 else if (op_type != OP_LOWER) | |
| 2419 nc = MB_TOUPPER(c); | |
| 2420 } | |
| 2421 else if (MB_ISUPPER(c)) | |
| 2422 { | |
| 2423 if (op_type == OP_ROT13) | |
| 2424 nc = ROT13(c, 'A'); | |
| 2425 else if (op_type != OP_UPPER) | |
| 2426 nc = MB_TOLOWER(c); | |
| 2427 } | |
| 2428 if (nc != c) | |
| 2429 { | |
| 2430 #ifdef FEAT_MBYTE | |
| 2431 if (enc_utf8 && (c >= 0x80 || nc >= 0x80)) | |
| 2432 { | |
| 2433 pos_T sp = curwin->w_cursor; | |
| 2434 | |
| 2435 curwin->w_cursor = *pos; | |
| 2436 del_char(FALSE); | |
| 2437 ins_char(nc); | |
| 2438 curwin->w_cursor = sp; | |
| 2439 } | |
| 2440 else | |
| 2441 #endif | |
| 2442 pchar(*pos, nc); | |
| 2443 return TRUE; | |
| 2444 } | |
| 2445 return FALSE; | |
| 2446 } | |
| 2447 | |
| 2448 #if defined(FEAT_VISUALEXTRA) || defined(PROTO) | |
| 2449 /* | |
| 2450 * op_insert - Insert and append operators for Visual mode. | |
| 2451 */ | |
| 2452 void | |
| 2453 op_insert(oap, count1) | |
| 2454 oparg_T *oap; | |
| 2455 long count1; | |
| 2456 { | |
| 2457 long ins_len, pre_textlen = 0; | |
| 2458 char_u *firstline, *ins_text; | |
| 2459 struct block_def bd; | |
| 2460 int i; | |
| 2461 | |
| 2462 /* edit() changes this - record it for OP_APPEND */ | |
| 2463 bd.is_MAX = (curwin->w_curswant == MAXCOL); | |
| 2464 | |
| 2465 /* vis block is still marked. Get rid of it now. */ | |
| 2466 curwin->w_cursor.lnum = oap->start.lnum; | |
| 2467 update_screen(INVERTED); | |
| 2468 | |
| 2469 if (oap->block_mode) | |
| 2470 { | |
| 2471 #ifdef FEAT_VIRTUALEDIT | |
| 2472 /* When 'virtualedit' is used, need to insert the extra spaces before | |
| 2473 * doing block_prep(). When only "block" is used, virtual edit is | |
| 2474 * already disabled, but still need it when calling | |
| 2475 * coladvance_force(). */ | |
| 2476 if (curwin->w_cursor.coladd > 0) | |
| 2477 { | |
| 2478 int old_ve_flags = ve_flags; | |
| 2479 | |
| 2480 ve_flags = VE_ALL; | |
| 2481 if (u_save_cursor() == FAIL) | |
| 2482 return; | |
| 2483 coladvance_force(oap->op_type == OP_APPEND | |
| 2484 ? oap->end_vcol + 1 : getviscol()); | |
| 2485 if (oap->op_type == OP_APPEND) | |
| 2486 --curwin->w_cursor.col; | |
| 2487 ve_flags = old_ve_flags; | |
| 2488 } | |
| 2489 #endif | |
| 2490 /* Get the info about the block before entering the text */ | |
| 2491 block_prep(oap, &bd, oap->start.lnum, TRUE); | |
| 2492 firstline = ml_get(oap->start.lnum) + bd.textcol; | |
| 2493 if (oap->op_type == OP_APPEND) | |
| 2494 firstline += bd.textlen; | |
| 2495 pre_textlen = (long)STRLEN(firstline); | |
| 2496 } | |
| 2497 | |
| 2498 if (oap->op_type == OP_APPEND) | |
| 2499 { | |
| 2500 if (oap->block_mode | |
| 2501 #ifdef FEAT_VIRTUALEDIT | |
| 2502 && curwin->w_cursor.coladd == 0 | |
| 2503 #endif | |
| 2504 ) | |
| 2505 { | |
| 2506 /* Move the cursor to the character right of the block. */ | |
| 2507 curwin->w_set_curswant = TRUE; | |
| 2508 while (*ml_get_cursor() != NUL | |
| 2509 && (curwin->w_cursor.col < bd.textcol + bd.textlen)) | |
| 2510 ++curwin->w_cursor.col; | |
| 2511 if (bd.is_short && !bd.is_MAX) | |
| 2512 { | |
| 2513 /* First line was too short, make it longer and adjust the | |
| 2514 * values in "bd". */ | |
| 2515 if (u_save_cursor() == FAIL) | |
| 2516 return; | |
| 2517 for (i = 0; i < bd.endspaces; ++i) | |
| 2518 ins_char(' '); | |
| 2519 bd.textlen += bd.endspaces; | |
| 2520 } | |
| 2521 } | |
| 2522 else | |
| 2523 { | |
| 2524 curwin->w_cursor = oap->end; | |
| 893 | 2525 check_cursor_col(); |
| 7 | 2526 |
| 2527 /* Works just like an 'i'nsert on the next character. */ | |
| 2528 if (!lineempty(curwin->w_cursor.lnum) | |
| 2529 && oap->start_vcol != oap->end_vcol) | |
| 2530 inc_cursor(); | |
| 2531 } | |
| 2532 } | |
| 2533 | |
| 2534 edit(NUL, FALSE, (linenr_T)count1); | |
| 2535 | |
| 1477 | 2536 /* If user has moved off this line, we don't know what to do, so do |
| 2537 * nothing. | |
| 2538 * Also don't repeat the insert when Insert mode ended with CTRL-C. */ | |
| 2539 if (curwin->w_cursor.lnum != oap->start.lnum || got_int) | |
| 7 | 2540 return; |
| 2541 | |
| 2542 if (oap->block_mode) | |
| 2543 { | |
| 2544 struct block_def bd2; | |
| 2545 | |
| 2546 /* | |
| 2547 * Spaces and tabs in the indent may have changed to other spaces and | |
| 1392 | 2548 * tabs. Get the starting column again and correct the length. |
| 7 | 2549 * Don't do this when "$" used, end-of-line will have changed. |
| 2550 */ | |
| 2551 block_prep(oap, &bd2, oap->start.lnum, TRUE); | |
| 2552 if (!bd.is_MAX || bd2.textlen < bd.textlen) | |
| 2553 { | |
| 2554 if (oap->op_type == OP_APPEND) | |
| 2555 { | |
| 2556 pre_textlen += bd2.textlen - bd.textlen; | |
| 2557 if (bd2.endspaces) | |
| 2558 --bd2.textlen; | |
| 2559 } | |
| 2560 bd.textcol = bd2.textcol; | |
| 2561 bd.textlen = bd2.textlen; | |
| 2562 } | |
| 2563 | |
| 2564 /* | |
| 2565 * Subsequent calls to ml_get() flush the firstline data - take a | |
| 2566 * copy of the required string. | |
| 2567 */ | |
| 2568 firstline = ml_get(oap->start.lnum) + bd.textcol; | |
| 2569 if (oap->op_type == OP_APPEND) | |
| 2570 firstline += bd.textlen; | |
| 2571 if ((ins_len = (long)STRLEN(firstline) - pre_textlen) > 0) | |
| 2572 { | |
| 2573 ins_text = vim_strnsave(firstline, (int)ins_len); | |
| 2574 if (ins_text != NULL) | |
| 2575 { | |
| 2576 /* block handled here */ | |
| 2577 if (u_save(oap->start.lnum, | |
| 2578 (linenr_T)(oap->end.lnum + 1)) == OK) | |
| 2579 block_insert(oap, ins_text, (oap->op_type == OP_INSERT), | |
| 2580 &bd); | |
| 2581 | |
| 2582 curwin->w_cursor.col = oap->start.col; | |
| 2583 check_cursor(); | |
| 2584 vim_free(ins_text); | |
| 2585 } | |
| 2586 } | |
| 2587 } | |
| 2588 } | |
| 2589 #endif | |
| 2590 | |
| 2591 /* | |
| 2592 * op_change - handle a change operation | |
| 2593 * | |
| 2594 * return TRUE if edit() returns because of a CTRL-O command | |
| 2595 */ | |
| 2596 int | |
| 2597 op_change(oap) | |
| 2598 oparg_T *oap; | |
| 2599 { | |
| 2600 colnr_T l; | |
| 2601 int retval; | |
| 2602 #ifdef FEAT_VISUALEXTRA | |
| 2603 long offset; | |
| 2604 linenr_T linenr; | |
| 1392 | 2605 long ins_len; |
| 2606 long pre_textlen = 0; | |
| 2607 long pre_indent = 0; | |
| 7 | 2608 char_u *firstline; |
| 2609 char_u *ins_text, *newp, *oldp; | |
| 2610 struct block_def bd; | |
| 2611 #endif | |
| 2612 | |
| 2613 l = oap->start.col; | |
| 2614 if (oap->motion_type == MLINE) | |
| 2615 { | |
| 2616 l = 0; | |
| 2617 #ifdef FEAT_SMARTINDENT | |
| 2618 if (!p_paste && curbuf->b_p_si | |
| 2619 # ifdef FEAT_CINDENT | |
| 2620 && !curbuf->b_p_cin | |
| 2621 # endif | |
| 2622 ) | |
| 2623 can_si = TRUE; /* It's like opening a new line, do si */ | |
| 2624 #endif | |
| 2625 } | |
| 2626 | |
| 2627 /* First delete the text in the region. In an empty buffer only need to | |
| 2628 * save for undo */ | |
| 2629 if (curbuf->b_ml.ml_flags & ML_EMPTY) | |
| 2630 { | |
| 2631 if (u_save_cursor() == FAIL) | |
| 2632 return FALSE; | |
| 2633 } | |
| 2634 else if (op_delete(oap) == FAIL) | |
| 2635 return FALSE; | |
| 2636 | |
| 2637 if ((l > curwin->w_cursor.col) && !lineempty(curwin->w_cursor.lnum) | |
| 2638 && !virtual_op) | |
| 2639 inc_cursor(); | |
| 2640 | |
| 2641 #ifdef FEAT_VISUALEXTRA | |
| 2642 /* check for still on same line (<CR> in inserted text meaningless) */ | |
| 2643 /* skip blank lines too */ | |
| 2644 if (oap->block_mode) | |
| 2645 { | |
| 2646 # ifdef FEAT_VIRTUALEDIT | |
| 2647 /* Add spaces before getting the current line length. */ | |
| 2648 if (virtual_op && (curwin->w_cursor.coladd > 0 | |
| 2649 || gchar_cursor() == NUL)) | |
| 2650 coladvance_force(getviscol()); | |
| 2651 # endif | |
| 1392 | 2652 firstline = ml_get(oap->start.lnum); |
| 2653 pre_textlen = (long)STRLEN(firstline); | |
| 2654 pre_indent = (long)(skipwhite(firstline) - firstline); | |
| 7 | 2655 bd.textcol = curwin->w_cursor.col; |
| 2656 } | |
| 2657 #endif | |
| 2658 | |
| 2659 #if defined(FEAT_LISP) || defined(FEAT_CINDENT) | |
| 2660 if (oap->motion_type == MLINE) | |
| 2661 fix_indent(); | |
| 2662 #endif | |
| 2663 | |
| 2664 retval = edit(NUL, FALSE, (linenr_T)1); | |
| 2665 | |
| 2666 #ifdef FEAT_VISUALEXTRA | |
| 2667 /* | |
| 39 | 2668 * In Visual block mode, handle copying the new text to all lines of the |
| 7 | 2669 * block. |
| 1477 | 2670 * Don't repeat the insert when Insert mode ended with CTRL-C. |
| 7 | 2671 */ |
| 1477 | 2672 if (oap->block_mode && oap->start.lnum != oap->end.lnum && !got_int) |
| 7 | 2673 { |
| 1392 | 2674 /* Auto-indenting may have changed the indent. If the cursor was past |
| 2675 * the indent, exclude that indent change from the inserted text. */ | |
| 7 | 2676 firstline = ml_get(oap->start.lnum); |
| 1403 | 2677 if (bd.textcol > (colnr_T)pre_indent) |
| 7 | 2678 { |
| 1392 | 2679 long new_indent = (long)(skipwhite(firstline) - firstline); |
| 2680 | |
| 2681 pre_textlen += new_indent - pre_indent; | |
| 2682 bd.textcol += new_indent - pre_indent; | |
| 2683 } | |
| 2684 | |
| 2685 ins_len = (long)STRLEN(firstline) - pre_textlen; | |
| 2686 if (ins_len > 0) | |
| 2687 { | |
| 2688 /* Subsequent calls to ml_get() flush the firstline data - take a | |
| 2689 * copy of the inserted text. */ | |
| 7 | 2690 if ((ins_text = alloc_check((unsigned)(ins_len + 1))) != NULL) |
| 2691 { | |
| 419 | 2692 vim_strncpy(ins_text, firstline + bd.textcol, (size_t)ins_len); |
| 7 | 2693 for (linenr = oap->start.lnum + 1; linenr <= oap->end.lnum; |
| 2694 linenr++) | |
| 2695 { | |
| 2696 block_prep(oap, &bd, linenr, TRUE); | |
| 2697 if (!bd.is_short || virtual_op) | |
| 2698 { | |
| 2699 # ifdef FEAT_VIRTUALEDIT | |
| 2700 pos_T vpos; | |
| 2701 | |
| 2702 /* If the block starts in virtual space, count the | |
| 2703 * initial coladd offset as part of "startspaces" */ | |
| 2704 if (bd.is_short) | |
| 2705 { | |
| 1982 | 2706 vpos.lnum = linenr; |
| 7 | 2707 (void)getvpos(&vpos, oap->start_vcol); |
| 2708 } | |
| 2709 else | |
| 2710 vpos.coladd = 0; | |
| 2711 # endif | |
| 2712 oldp = ml_get(linenr); | |
| 2713 newp = alloc_check((unsigned)(STRLEN(oldp) | |
| 2714 # ifdef FEAT_VIRTUALEDIT | |
| 2715 + vpos.coladd | |
| 2716 # endif | |
| 2717 + ins_len + 1)); | |
| 2718 if (newp == NULL) | |
| 2719 continue; | |
| 2720 /* copy up to block start */ | |
| 2721 mch_memmove(newp, oldp, (size_t)bd.textcol); | |
| 2722 offset = bd.textcol; | |
| 2723 # ifdef FEAT_VIRTUALEDIT | |
| 2724 copy_spaces(newp + offset, (size_t)vpos.coladd); | |
| 2725 offset += vpos.coladd; | |
| 2726 # endif | |
| 2727 mch_memmove(newp + offset, ins_text, (size_t)ins_len); | |
| 2728 offset += ins_len; | |
| 2729 oldp += bd.textcol; | |
| 1622 | 2730 STRMOVE(newp + offset, oldp); |
| 7 | 2731 ml_replace(linenr, newp, FALSE); |
| 2732 } | |
| 2733 } | |
| 2734 check_cursor(); | |
| 2735 | |
| 2736 changed_lines(oap->start.lnum + 1, 0, oap->end.lnum + 1, 0L); | |
| 2737 } | |
| 2738 vim_free(ins_text); | |
| 2739 } | |
| 2740 } | |
| 2741 #endif | |
| 2742 | |
| 2743 return retval; | |
| 2744 } | |
| 2745 | |
| 2746 /* | |
| 2747 * set all the yank registers to empty (called from main()) | |
| 2748 */ | |
| 2749 void | |
| 2750 init_yank() | |
| 2751 { | |
| 2752 int i; | |
| 2753 | |
| 2754 for (i = 0; i < NUM_REGISTERS; ++i) | |
| 2755 y_regs[i].y_array = NULL; | |
| 2756 } | |
| 2757 | |
| 356 | 2758 #if defined(EXITFREE) || defined(PROTO) |
| 2759 void | |
| 2760 clear_registers() | |
| 2761 { | |
| 2762 int i; | |
| 2763 | |
| 2764 for (i = 0; i < NUM_REGISTERS; ++i) | |
| 2765 { | |
| 2766 y_current = &y_regs[i]; | |
| 2767 if (y_current->y_array != NULL) | |
| 2768 free_yank_all(); | |
| 2769 } | |
| 2770 } | |
| 2771 #endif | |
| 2772 | |
| 7 | 2773 /* |
| 2774 * Free "n" lines from the current yank register. | |
| 2775 * Called for normal freeing and in case of error. | |
| 2776 */ | |
| 2777 static void | |
| 2778 free_yank(n) | |
| 2779 long n; | |
| 2780 { | |
| 2781 if (y_current->y_array != NULL) | |
| 2782 { | |
| 2783 long i; | |
| 2784 | |
| 2785 for (i = n; --i >= 0; ) | |
| 2786 { | |
| 2787 #ifdef AMIGA /* only for very slow machines */ | |
| 2788 if ((i & 1023) == 1023) /* this may take a while */ | |
| 2789 { | |
| 2790 /* | |
| 2791 * This message should never cause a hit-return message. | |
| 2792 * Overwrite this message with any next message. | |
| 2793 */ | |
| 2794 ++no_wait_return; | |
| 2795 smsg((char_u *)_("freeing %ld lines"), i + 1); | |
| 2796 --no_wait_return; | |
| 2797 msg_didout = FALSE; | |
| 2798 msg_col = 0; | |
| 2799 } | |
| 2800 #endif | |
| 2801 vim_free(y_current->y_array[i]); | |
| 2802 } | |
| 2803 vim_free(y_current->y_array); | |
| 2804 y_current->y_array = NULL; | |
| 2805 #ifdef AMIGA | |
| 2806 if (n >= 1000) | |
| 2807 MSG(""); | |
| 2808 #endif | |
| 2809 } | |
| 2810 } | |
| 2811 | |
| 2812 static void | |
| 2813 free_yank_all() | |
| 2814 { | |
| 2815 free_yank(y_current->y_size); | |
| 2816 } | |
| 2817 | |
| 2818 /* | |
| 2819 * Yank the text between "oap->start" and "oap->end" into a yank register. | |
| 2820 * If we are to append (uppercase register), we first yank into a new yank | |
| 2821 * register and then concatenate the old and the new one (so we keep the old | |
| 2822 * one in case of out-of-memory). | |
| 2823 * | |
| 2824 * return FAIL for failure, OK otherwise | |
| 2825 */ | |
| 2826 int | |
| 2827 op_yank(oap, deleting, mess) | |
| 2828 oparg_T *oap; | |
| 2829 int deleting; | |
| 2830 int mess; | |
| 2831 { | |
| 2832 long y_idx; /* index in y_array[] */ | |
| 2833 struct yankreg *curr; /* copy of y_current */ | |
| 2834 struct yankreg newreg; /* new yank register when appending */ | |
| 2835 char_u **new_ptr; | |
| 2836 linenr_T lnum; /* current line number */ | |
| 2837 long j; | |
| 2838 int yanktype = oap->motion_type; | |
| 2839 long yanklines = oap->line_count; | |
| 2840 linenr_T yankendlnum = oap->end.lnum; | |
| 2841 char_u *p; | |
| 2842 char_u *pnew; | |
| 2843 struct block_def bd; | |
| 2844 | |
| 2845 /* check for read-only register */ | |
| 2846 if (oap->regname != 0 && !valid_yank_reg(oap->regname, TRUE)) | |
| 2847 { | |
| 2848 beep_flush(); | |
| 2849 return FAIL; | |
| 2850 } | |
| 2851 if (oap->regname == '_') /* black hole: nothing to do */ | |
| 2852 return OK; | |
| 2853 | |
| 2854 #ifdef FEAT_CLIPBOARD | |
| 2855 if (!clip_star.available && oap->regname == '*') | |
| 2856 oap->regname = 0; | |
| 2857 else if (!clip_plus.available && oap->regname == '+') | |
| 2858 oap->regname = 0; | |
| 2859 #endif | |
| 2860 | |
| 2861 if (!deleting) /* op_delete() already set y_current */ | |
| 2862 get_yank_register(oap->regname, TRUE); | |
| 2863 | |
| 2864 curr = y_current; | |
| 2865 /* append to existing contents */ | |
| 2866 if (y_append && y_current->y_array != NULL) | |
| 2867 y_current = &newreg; | |
| 2868 else | |
| 2869 free_yank_all(); /* free previously yanked lines */ | |
| 2870 | |
| 593 | 2871 /* |
| 2872 * If the cursor was in column 1 before and after the movement, and the | |
| 2873 * operator is not inclusive, the yank is always linewise. | |
| 2874 */ | |
| 7 | 2875 if ( oap->motion_type == MCHAR |
| 2876 && oap->start.col == 0 | |
| 2877 && !oap->inclusive | |
| 2878 #ifdef FEAT_VISUAL | |
| 2879 && (!oap->is_VIsual || *p_sel == 'o') | |
| 50 | 2880 && !oap->block_mode |
| 7 | 2881 #endif |
| 2882 && oap->end.col == 0 | |
| 2883 && yanklines > 1) | |
| 2884 { | |
| 2885 yanktype = MLINE; | |
| 2886 --yankendlnum; | |
| 2887 --yanklines; | |
| 2888 } | |
| 2889 | |
| 2890 y_current->y_size = yanklines; | |
| 2891 y_current->y_type = yanktype; /* set the yank register type */ | |
| 2892 #ifdef FEAT_VISUAL | |
| 2893 y_current->y_width = 0; | |
| 2894 #endif | |
| 2895 y_current->y_array = (char_u **)lalloc_clear((long_u)(sizeof(char_u *) * | |
| 2896 yanklines), TRUE); | |
| 2897 | |
| 2898 if (y_current->y_array == NULL) | |
| 2899 { | |
| 2900 y_current = curr; | |
| 2901 return FAIL; | |
| 2902 } | |
| 2903 | |
| 2904 y_idx = 0; | |
| 2905 lnum = oap->start.lnum; | |
| 2906 | |
| 2907 #ifdef FEAT_VISUAL | |
| 2908 if (oap->block_mode) | |
| 2909 { | |
| 2910 /* Visual block mode */ | |
| 2911 y_current->y_type = MBLOCK; /* set the yank register type */ | |
| 2912 y_current->y_width = oap->end_vcol - oap->start_vcol; | |
| 2913 | |
| 2914 if (curwin->w_curswant == MAXCOL && y_current->y_width > 0) | |
| 2915 y_current->y_width--; | |
| 2916 } | |
| 2917 #endif | |
| 2918 | |
| 2919 for ( ; lnum <= yankendlnum; lnum++, y_idx++) | |
| 2920 { | |
| 2921 switch (y_current->y_type) | |
| 2922 { | |
| 2923 #ifdef FEAT_VISUAL | |
| 2924 case MBLOCK: | |
| 2925 block_prep(oap, &bd, lnum, FALSE); | |
| 2926 if (yank_copy_line(&bd, y_idx) == FAIL) | |
| 2927 goto fail; | |
| 2928 break; | |
| 2929 #endif | |
| 2930 | |
| 2931 case MLINE: | |
| 2932 if ((y_current->y_array[y_idx] = | |
| 2933 vim_strsave(ml_get(lnum))) == NULL) | |
| 2934 goto fail; | |
| 2935 break; | |
| 2936 | |
| 2937 case MCHAR: | |
| 2938 { | |
| 2939 colnr_T startcol = 0, endcol = MAXCOL; | |
| 2940 #ifdef FEAT_VIRTUALEDIT | |
| 2941 int is_oneChar = FALSE; | |
| 2942 colnr_T cs, ce; | |
| 2943 #endif | |
| 2944 p = ml_get(lnum); | |
| 2945 bd.startspaces = 0; | |
| 2946 bd.endspaces = 0; | |
| 2947 | |
| 2948 if (lnum == oap->start.lnum) | |
| 2949 { | |
| 2950 startcol = oap->start.col; | |
| 2951 #ifdef FEAT_VIRTUALEDIT | |
| 2952 if (virtual_op) | |
| 2953 { | |
| 2954 getvcol(curwin, &oap->start, &cs, NULL, &ce); | |
| 2955 if (ce != cs && oap->start.coladd > 0) | |
| 2956 { | |
| 2957 /* Part of a tab selected -- but don't | |
| 2958 * double-count it. */ | |
| 2959 bd.startspaces = (ce - cs + 1) | |
| 2960 - oap->start.coladd; | |
| 2961 startcol++; | |
| 2962 } | |
| 2963 } | |
| 2964 #endif | |
| 2965 } | |
| 2966 | |
| 2967 if (lnum == oap->end.lnum) | |
| 2968 { | |
| 2969 endcol = oap->end.col; | |
| 2970 #ifdef FEAT_VIRTUALEDIT | |
| 2971 if (virtual_op) | |
| 2972 { | |
| 2973 getvcol(curwin, &oap->end, &cs, NULL, &ce); | |
| 2974 if (p[endcol] == NUL || (cs + oap->end.coladd < ce | |
| 2975 # ifdef FEAT_MBYTE | |
| 2976 /* Don't add space for double-wide | |
| 2977 * char; endcol will be on last byte | |
| 2978 * of multi-byte char. */ | |
| 2979 && (*mb_head_off)(p, p + endcol) == 0 | |
| 2980 # endif | |
| 2981 )) | |
| 2982 { | |
| 2983 if (oap->start.lnum == oap->end.lnum | |
| 2984 && oap->start.col == oap->end.col) | |
| 2985 { | |
| 2986 /* Special case: inside a single char */ | |
| 2987 is_oneChar = TRUE; | |
| 2988 bd.startspaces = oap->end.coladd | |
| 2989 - oap->start.coladd + oap->inclusive; | |
| 2990 endcol = startcol; | |
| 2991 } | |
| 2992 else | |
| 2993 { | |
| 2994 bd.endspaces = oap->end.coladd | |
| 2995 + oap->inclusive; | |
| 2996 endcol -= oap->inclusive; | |
| 2997 } | |
| 2998 } | |
| 2999 } | |
| 3000 #endif | |
| 3001 } | |
| 3002 if (startcol > endcol | |
| 3003 #ifdef FEAT_VIRTUALEDIT | |
| 3004 || is_oneChar | |
| 3005 #endif | |
| 3006 ) | |
| 3007 bd.textlen = 0; | |
| 3008 else | |
| 3009 { | |
| 3010 if (endcol == MAXCOL) | |
| 835 | 3011 endcol = (colnr_T)STRLEN(p); |
| 7 | 3012 bd.textlen = endcol - startcol + oap->inclusive; |
| 3013 } | |
| 3014 bd.textstart = p + startcol; | |
| 3015 if (yank_copy_line(&bd, y_idx) == FAIL) | |
| 3016 goto fail; | |
| 3017 break; | |
| 3018 } | |
| 3019 /* NOTREACHED */ | |
| 3020 } | |
| 3021 } | |
| 3022 | |
| 3023 if (curr != y_current) /* append the new block to the old block */ | |
| 3024 { | |
| 3025 new_ptr = (char_u **)lalloc((long_u)(sizeof(char_u *) * | |
| 3026 (curr->y_size + y_current->y_size)), TRUE); | |
| 3027 if (new_ptr == NULL) | |
| 3028 goto fail; | |
| 3029 for (j = 0; j < curr->y_size; ++j) | |
| 3030 new_ptr[j] = curr->y_array[j]; | |
| 3031 vim_free(curr->y_array); | |
| 3032 curr->y_array = new_ptr; | |
| 3033 | |
| 3034 if (yanktype == MLINE) /* MLINE overrides MCHAR and MBLOCK */ | |
| 3035 curr->y_type = MLINE; | |
| 3036 | |
| 164 | 3037 /* Concatenate the last line of the old block with the first line of |
| 3038 * the new block, unless being Vi compatible. */ | |
| 3039 if (curr->y_type == MCHAR && vim_strchr(p_cpo, CPO_REGAPPEND) == NULL) | |
| 7 | 3040 { |
| 3041 pnew = lalloc((long_u)(STRLEN(curr->y_array[curr->y_size - 1]) | |
| 3042 + STRLEN(y_current->y_array[0]) + 1), TRUE); | |
| 3043 if (pnew == NULL) | |
| 3044 { | |
| 3045 y_idx = y_current->y_size - 1; | |
| 3046 goto fail; | |
| 3047 } | |
| 3048 STRCPY(pnew, curr->y_array[--j]); | |
| 3049 STRCAT(pnew, y_current->y_array[0]); | |
| 3050 vim_free(curr->y_array[j]); | |
| 3051 vim_free(y_current->y_array[0]); | |
| 3052 curr->y_array[j++] = pnew; | |
| 3053 y_idx = 1; | |
| 3054 } | |
| 3055 else | |
| 3056 y_idx = 0; | |
| 3057 while (y_idx < y_current->y_size) | |
| 3058 curr->y_array[j++] = y_current->y_array[y_idx++]; | |
| 3059 curr->y_size = j; | |
| 3060 vim_free(y_current->y_array); | |
| 3061 y_current = curr; | |
| 3062 } | |
| 3063 if (mess) /* Display message about yank? */ | |
| 3064 { | |
| 3065 if (yanktype == MCHAR | |
| 3066 #ifdef FEAT_VISUAL | |
| 3067 && !oap->block_mode | |
| 3068 #endif | |
| 3069 && yanklines == 1) | |
| 3070 yanklines = 0; | |
| 3071 /* Some versions of Vi use ">=" here, some don't... */ | |
| 3072 if (yanklines > p_report) | |
| 3073 { | |
| 3074 /* redisplay now, so message is not deleted */ | |
| 3075 update_topline_redraw(); | |
| 3076 if (yanklines == 1) | |
| 205 | 3077 { |
| 3078 #ifdef FEAT_VISUAL | |
| 3079 if (oap->block_mode) | |
| 3080 MSG(_("block of 1 line yanked")); | |
| 3081 else | |
| 3082 #endif | |
| 3083 MSG(_("1 line yanked")); | |
| 3084 } | |
| 3085 #ifdef FEAT_VISUAL | |
| 3086 else if (oap->block_mode) | |
| 3087 smsg((char_u *)_("block of %ld lines yanked"), yanklines); | |
| 3088 #endif | |
| 7 | 3089 else |
| 3090 smsg((char_u *)_("%ld lines yanked"), yanklines); | |
| 3091 } | |
| 3092 } | |
| 3093 | |
| 3094 /* | |
| 3095 * Set "'[" and "']" marks. | |
| 3096 */ | |
| 3097 curbuf->b_op_start = oap->start; | |
| 3098 curbuf->b_op_end = oap->end; | |
| 36 | 3099 if (yanktype == MLINE |
| 3100 #ifdef FEAT_VISUAL | |
| 3101 && !oap->block_mode | |
| 3102 #endif | |
| 3103 ) | |
| 3104 { | |
| 3105 curbuf->b_op_start.col = 0; | |
| 3106 curbuf->b_op_end.col = MAXCOL; | |
| 3107 } | |
| 7 | 3108 |
| 3109 #ifdef FEAT_CLIPBOARD | |
| 3110 /* | |
| 3111 * If we were yanking to the '*' register, send result to clipboard. | |
| 3112 * If no register was specified, and "unnamed" in 'clipboard', make a copy | |
| 3113 * to the '*' register. | |
| 3114 */ | |
| 3115 if (clip_star.available | |
| 3116 && (curr == &(y_regs[STAR_REGISTER]) | |
| 3117 || (!deleting && oap->regname == 0 && clip_unnamed))) | |
| 3118 { | |
| 3119 if (curr != &(y_regs[STAR_REGISTER])) | |
| 3120 /* Copy the text from register 0 to the clipboard register. */ | |
| 3121 copy_yank_reg(&(y_regs[STAR_REGISTER])); | |
| 3122 | |
| 3123 clip_own_selection(&clip_star); | |
| 3124 clip_gen_set_selection(&clip_star); | |
| 3125 } | |
| 3126 | |
| 3127 # ifdef FEAT_X11 | |
| 3128 /* | |
| 3129 * If we were yanking to the '+' register, send result to selection. | |
| 3130 * Also copy to the '*' register, in case auto-select is off. | |
| 3131 */ | |
| 3132 else if (clip_plus.available && curr == &(y_regs[PLUS_REGISTER])) | |
| 3133 { | |
| 3134 /* No need to copy to * register upon 'unnamed' now - see below */ | |
| 3135 clip_own_selection(&clip_plus); | |
| 3136 clip_gen_set_selection(&clip_plus); | |
| 3137 if (!clip_isautosel()) | |
| 3138 { | |
| 3139 copy_yank_reg(&(y_regs[STAR_REGISTER])); | |
| 3140 clip_own_selection(&clip_star); | |
| 3141 clip_gen_set_selection(&clip_star); | |
| 3142 } | |
| 3143 } | |
| 3144 # endif | |
| 3145 #endif | |
| 3146 | |
| 3147 return OK; | |
| 3148 | |
| 3149 fail: /* free the allocated lines */ | |
| 3150 free_yank(y_idx + 1); | |
| 3151 y_current = curr; | |
| 3152 return FAIL; | |
| 3153 } | |
| 3154 | |
| 3155 static int | |
| 3156 yank_copy_line(bd, y_idx) | |
| 3157 struct block_def *bd; | |
| 3158 long y_idx; | |
| 3159 { | |
| 3160 char_u *pnew; | |
| 3161 | |
| 3162 if ((pnew = alloc(bd->startspaces + bd->endspaces + bd->textlen + 1)) | |
| 3163 == NULL) | |
| 3164 return FAIL; | |
| 3165 y_current->y_array[y_idx] = pnew; | |
| 3166 copy_spaces(pnew, (size_t)bd->startspaces); | |
| 3167 pnew += bd->startspaces; | |
| 3168 mch_memmove(pnew, bd->textstart, (size_t)bd->textlen); | |
| 3169 pnew += bd->textlen; | |
| 3170 copy_spaces(pnew, (size_t)bd->endspaces); | |
| 3171 pnew += bd->endspaces; | |
| 3172 *pnew = NUL; | |
| 3173 return OK; | |
| 3174 } | |
| 3175 | |
| 3176 #ifdef FEAT_CLIPBOARD | |
| 3177 /* | |
| 3178 * Make a copy of the y_current register to register "reg". | |
| 3179 */ | |
| 3180 static void | |
| 3181 copy_yank_reg(reg) | |
| 3182 struct yankreg *reg; | |
| 3183 { | |
| 3184 struct yankreg *curr = y_current; | |
| 3185 long j; | |
| 3186 | |
| 3187 y_current = reg; | |
| 3188 free_yank_all(); | |
| 3189 *y_current = *curr; | |
| 3190 y_current->y_array = (char_u **)lalloc_clear( | |
| 3191 (long_u)(sizeof(char_u *) * y_current->y_size), TRUE); | |
| 3192 if (y_current->y_array == NULL) | |
| 3193 y_current->y_size = 0; | |
| 3194 else | |
| 3195 for (j = 0; j < y_current->y_size; ++j) | |
| 3196 if ((y_current->y_array[j] = vim_strsave(curr->y_array[j])) == NULL) | |
| 3197 { | |
| 3198 free_yank(j); | |
| 3199 y_current->y_size = 0; | |
| 3200 break; | |
| 3201 } | |
| 3202 y_current = curr; | |
| 3203 } | |
| 3204 #endif | |
| 3205 | |
| 3206 /* | |
| 140 | 3207 * Put contents of register "regname" into the text. |
| 3208 * Caller must check "regname" to be valid! | |
| 3209 * "flags": PUT_FIXINDENT make indent look nice | |
| 3210 * PUT_CURSEND leave cursor after end of new text | |
| 3211 * PUT_LINE force linewise put (":put") | |
| 7 | 3212 */ |
| 3213 void | |
| 3214 do_put(regname, dir, count, flags) | |
| 3215 int regname; | |
| 3216 int dir; /* BACKWARD for 'P', FORWARD for 'p' */ | |
| 3217 long count; | |
| 3218 int flags; | |
| 3219 { | |
| 3220 char_u *ptr; | |
| 3221 char_u *newp, *oldp; | |
| 3222 int yanklen; | |
| 3223 int totlen = 0; /* init for gcc */ | |
| 3224 linenr_T lnum; | |
| 3225 colnr_T col; | |
| 3226 long i; /* index in y_array[] */ | |
| 3227 int y_type; | |
| 3228 long y_size; | |
| 3229 #ifdef FEAT_VISUAL | |
| 3230 int oldlen; | |
| 3231 long y_width = 0; | |
| 3232 colnr_T vcol; | |
| 3233 int delcount; | |
| 3234 int incr = 0; | |
| 3235 long j; | |
| 3236 struct block_def bd; | |
| 3237 #endif | |
| 3238 char_u **y_array = NULL; | |
| 3239 long nr_lines = 0; | |
| 3240 pos_T new_cursor; | |
| 3241 int indent; | |
| 3242 int orig_indent = 0; /* init for gcc */ | |
| 3243 int indent_diff = 0; /* init for gcc */ | |
| 3244 int first_indent = TRUE; | |
| 3245 int lendiff = 0; | |
| 3246 pos_T old_pos; | |
| 3247 char_u *insert_string = NULL; | |
| 3248 int allocated = FALSE; | |
| 3249 long cnt; | |
| 3250 | |
| 3251 #ifdef FEAT_CLIPBOARD | |
| 3252 /* Adjust register name for "unnamed" in 'clipboard'. */ | |
| 3253 adjust_clip_reg(®name); | |
| 3254 (void)may_get_selection(regname); | |
| 3255 #endif | |
| 3256 | |
| 3257 if (flags & PUT_FIXINDENT) | |
| 3258 orig_indent = get_indent(); | |
| 3259 | |
| 3260 curbuf->b_op_start = curwin->w_cursor; /* default for '[ mark */ | |
| 3261 curbuf->b_op_end = curwin->w_cursor; /* default for '] mark */ | |
| 3262 | |
| 3263 /* | |
| 3264 * Using inserted text works differently, because the register includes | |
| 3265 * special characters (newlines, etc.). | |
| 3266 */ | |
| 3267 if (regname == '.') | |
| 3268 { | |
| 3269 (void)stuff_inserted((dir == FORWARD ? (count == -1 ? 'o' : 'a') : | |
| 3270 (count == -1 ? 'O' : 'i')), count, FALSE); | |
| 3271 /* Putting the text is done later, so can't really move the cursor to | |
| 3272 * the next character. Use "l" to simulate it. */ | |
| 3273 if ((flags & PUT_CURSEND) && gchar_cursor() != NUL) | |
| 3274 stuffcharReadbuff('l'); | |
| 3275 return; | |
| 3276 } | |
| 3277 | |
| 3278 /* | |
| 3279 * For special registers '%' (file name), '#' (alternate file name) and | |
| 3280 * ':' (last command line), etc. we have to create a fake yank register. | |
| 3281 */ | |
| 3282 if (get_spec_reg(regname, &insert_string, &allocated, TRUE)) | |
| 3283 { | |
| 3284 if (insert_string == NULL) | |
| 3285 return; | |
| 3286 } | |
| 3287 | |
| 3288 if (insert_string != NULL) | |
| 3289 { | |
| 3290 y_type = MCHAR; | |
| 3291 #ifdef FEAT_EVAL | |
| 3292 if (regname == '=') | |
| 3293 { | |
| 3294 /* For the = register we need to split the string at NL | |
| 3295 * characters. */ | |
| 3296 /* Loop twice: count the number of lines and save them. */ | |
| 3297 for (;;) | |
| 3298 { | |
| 3299 y_size = 0; | |
| 3300 ptr = insert_string; | |
| 3301 while (ptr != NULL) | |
| 3302 { | |
| 3303 if (y_array != NULL) | |
| 3304 y_array[y_size] = ptr; | |
| 3305 ++y_size; | |
| 3306 ptr = vim_strchr(ptr, '\n'); | |
| 3307 if (ptr != NULL) | |
| 3308 { | |
| 3309 if (y_array != NULL) | |
| 3310 *ptr = NUL; | |
| 3311 ++ptr; | |
| 3312 /* A trailing '\n' makes the string linewise */ | |
| 3313 if (*ptr == NUL) | |
| 3314 { | |
| 3315 y_type = MLINE; | |
| 3316 break; | |
| 3317 } | |
| 3318 } | |
| 3319 } | |
| 3320 if (y_array != NULL) | |
| 3321 break; | |
| 3322 y_array = (char_u **)alloc((unsigned) | |
| 3323 (y_size * sizeof(char_u *))); | |
| 3324 if (y_array == NULL) | |
| 3325 goto end; | |
| 3326 } | |
| 3327 } | |
| 3328 else | |
| 3329 #endif | |
| 3330 { | |
| 3331 y_size = 1; /* use fake one-line yank register */ | |
| 3332 y_array = &insert_string; | |
| 3333 } | |
| 3334 } | |
| 3335 else | |
| 3336 { | |
| 3337 get_yank_register(regname, FALSE); | |
| 3338 | |
| 3339 y_type = y_current->y_type; | |
| 3340 #ifdef FEAT_VISUAL | |
| 3341 y_width = y_current->y_width; | |
| 3342 #endif | |
| 3343 y_size = y_current->y_size; | |
| 3344 y_array = y_current->y_array; | |
| 3345 } | |
| 3346 | |
| 3347 #ifdef FEAT_VISUAL | |
| 3348 if (y_type == MLINE) | |
| 3349 { | |
| 3350 if (flags & PUT_LINE_SPLIT) | |
| 3351 { | |
| 3352 /* "p" or "P" in Visual mode: split the lines to put the text in | |
| 3353 * between. */ | |
| 3354 if (u_save_cursor() == FAIL) | |
| 3355 goto end; | |
| 3356 ptr = vim_strsave(ml_get_cursor()); | |
| 3357 if (ptr == NULL) | |
| 3358 goto end; | |
| 3359 ml_append(curwin->w_cursor.lnum, ptr, (colnr_T)0, FALSE); | |
| 3360 vim_free(ptr); | |
| 3361 | |
| 3362 ptr = vim_strnsave(ml_get_curline(), curwin->w_cursor.col); | |
| 3363 if (ptr == NULL) | |
| 3364 goto end; | |
| 3365 ml_replace(curwin->w_cursor.lnum, ptr, FALSE); | |
| 3366 ++nr_lines; | |
| 3367 dir = FORWARD; | |
| 3368 } | |
| 3369 if (flags & PUT_LINE_FORWARD) | |
| 3370 { | |
| 3371 /* Must be "p" for a Visual block, put lines below the block. */ | |
| 692 | 3372 curwin->w_cursor = curbuf->b_visual.vi_end; |
| 7 | 3373 dir = FORWARD; |
| 3374 } | |
| 3375 curbuf->b_op_start = curwin->w_cursor; /* default for '[ mark */ | |
| 3376 curbuf->b_op_end = curwin->w_cursor; /* default for '] mark */ | |
| 3377 } | |
| 3378 #endif | |
| 3379 | |
| 3380 if (flags & PUT_LINE) /* :put command or "p" in Visual line mode. */ | |
| 3381 y_type = MLINE; | |
| 3382 | |
| 3383 if (y_size == 0 || y_array == NULL) | |
| 3384 { | |
| 3385 EMSG2(_("E353: Nothing in register %s"), | |
| 3386 regname == 0 ? (char_u *)"\"" : transchar(regname)); | |
| 3387 goto end; | |
| 3388 } | |
| 3389 | |
| 3390 #ifdef FEAT_VISUAL | |
| 3391 if (y_type == MBLOCK) | |
| 3392 { | |
| 3393 lnum = curwin->w_cursor.lnum + y_size + 1; | |
| 3394 if (lnum > curbuf->b_ml.ml_line_count) | |
| 3395 lnum = curbuf->b_ml.ml_line_count + 1; | |
| 3396 if (u_save(curwin->w_cursor.lnum - 1, lnum) == FAIL) | |
| 3397 goto end; | |
| 3398 } | |
| 3399 else | |
| 3400 #endif | |
| 3401 if (y_type == MLINE) | |
| 3402 { | |
| 3403 lnum = curwin->w_cursor.lnum; | |
| 3404 #ifdef FEAT_FOLDING | |
| 3405 /* Correct line number for closed fold. Don't move the cursor yet, | |
| 3406 * u_save() uses it. */ | |
| 3407 if (dir == BACKWARD) | |
| 3408 (void)hasFolding(lnum, &lnum, NULL); | |
| 3409 else | |
| 3410 (void)hasFolding(lnum, NULL, &lnum); | |
| 3411 #endif | |
| 3412 if (dir == FORWARD) | |
| 3413 ++lnum; | |
| 3414 if (u_save(lnum - 1, lnum) == FAIL) | |
| 3415 goto end; | |
| 3416 #ifdef FEAT_FOLDING | |
| 3417 if (dir == FORWARD) | |
| 3418 curwin->w_cursor.lnum = lnum - 1; | |
| 3419 else | |
| 3420 curwin->w_cursor.lnum = lnum; | |
| 3421 curbuf->b_op_start = curwin->w_cursor; /* for mark_adjust() */ | |
| 3422 #endif | |
| 3423 } | |
| 3424 else if (u_save_cursor() == FAIL) | |
| 3425 goto end; | |
| 3426 | |
| 3427 yanklen = (int)STRLEN(y_array[0]); | |
| 3428 | |
| 3429 #ifdef FEAT_VIRTUALEDIT | |
| 3430 if (ve_flags == VE_ALL && y_type == MCHAR) | |
| 3431 { | |
| 3432 if (gchar_cursor() == TAB) | |
| 3433 { | |
| 3434 /* Don't need to insert spaces when "p" on the last position of a | |
| 3435 * tab or "P" on the first position. */ | |
| 3436 if (dir == FORWARD | |
| 3437 ? (int)curwin->w_cursor.coladd < curbuf->b_p_ts - 1 | |
| 3438 : curwin->w_cursor.coladd > 0) | |
| 3439 coladvance_force(getviscol()); | |
| 3440 else | |
| 3441 curwin->w_cursor.coladd = 0; | |
| 3442 } | |
| 3443 else if (curwin->w_cursor.coladd > 0 || gchar_cursor() == NUL) | |
| 3444 coladvance_force(getviscol() + (dir == FORWARD)); | |
| 3445 } | |
| 3446 #endif | |
| 3447 | |
| 3448 lnum = curwin->w_cursor.lnum; | |
| 3449 col = curwin->w_cursor.col; | |
| 3450 | |
| 3451 #ifdef FEAT_VISUAL | |
| 3452 /* | |
| 3453 * Block mode | |
| 3454 */ | |
| 3455 if (y_type == MBLOCK) | |
| 3456 { | |
| 3457 char c = gchar_cursor(); | |
| 3458 colnr_T endcol2 = 0; | |
| 3459 | |
| 3460 if (dir == FORWARD && c != NUL) | |
| 3461 { | |
| 3462 #ifdef FEAT_VIRTUALEDIT | |
| 3463 if (ve_flags == VE_ALL) | |
| 3464 getvcol(curwin, &curwin->w_cursor, &col, NULL, &endcol2); | |
| 3465 else | |
| 3466 #endif | |
| 3467 getvcol(curwin, &curwin->w_cursor, NULL, NULL, &col); | |
| 3468 | |
| 3469 #ifdef FEAT_MBYTE | |
| 3470 if (has_mbyte) | |
| 3471 /* move to start of next multi-byte character */ | |
| 474 | 3472 curwin->w_cursor.col += (*mb_ptr2len)(ml_get_cursor()); |
| 7 | 3473 else |
| 3474 #endif | |
| 3475 #ifdef FEAT_VIRTUALEDIT | |
| 3476 if (c != TAB || ve_flags != VE_ALL) | |
| 3477 #endif | |
| 3478 ++curwin->w_cursor.col; | |
| 3479 ++col; | |
| 3480 } | |
| 3481 else | |
| 3482 getvcol(curwin, &curwin->w_cursor, &col, NULL, &endcol2); | |
| 3483 | |
| 3484 #ifdef FEAT_VIRTUALEDIT | |
| 3485 col += curwin->w_cursor.coladd; | |
| 1304 | 3486 if (ve_flags == VE_ALL |
| 3487 && (curwin->w_cursor.coladd > 0 | |
| 3488 || endcol2 == curwin->w_cursor.col)) | |
| 7 | 3489 { |
| 3490 if (dir == FORWARD && c == NUL) | |
| 3491 ++col; | |
| 3492 if (dir != FORWARD && c != NUL) | |
| 3493 ++curwin->w_cursor.col; | |
| 3494 if (c == TAB) | |
| 3495 { | |
| 3496 if (dir == BACKWARD && curwin->w_cursor.col) | |
| 3497 curwin->w_cursor.col--; | |
| 3498 if (dir == FORWARD && col - 1 == endcol2) | |
| 3499 curwin->w_cursor.col++; | |
| 3500 } | |
| 3501 } | |
| 3502 curwin->w_cursor.coladd = 0; | |
| 3503 #endif | |
| 699 | 3504 bd.textcol = 0; |
| 7 | 3505 for (i = 0; i < y_size; ++i) |
| 3506 { | |
| 3507 int spaces; | |
| 3508 char shortline; | |
| 3509 | |
| 3510 bd.startspaces = 0; | |
| 3511 bd.endspaces = 0; | |
| 3512 vcol = 0; | |
| 3513 delcount = 0; | |
| 3514 | |
| 3515 /* add a new line */ | |
| 3516 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count) | |
| 3517 { | |
| 3518 if (ml_append(curbuf->b_ml.ml_line_count, (char_u *)"", | |
| 3519 (colnr_T)1, FALSE) == FAIL) | |
| 3520 break; | |
| 3521 ++nr_lines; | |
| 3522 } | |
| 3523 /* get the old line and advance to the position to insert at */ | |
| 3524 oldp = ml_get_curline(); | |
| 3525 oldlen = (int)STRLEN(oldp); | |
| 3526 for (ptr = oldp; vcol < col && *ptr; ) | |
| 3527 { | |
| 3528 /* Count a tab for what it's worth (if list mode not on) */ | |
| 3529 incr = lbr_chartabsize_adv(&ptr, (colnr_T)vcol); | |
| 3530 vcol += incr; | |
| 3531 } | |
| 3532 bd.textcol = (colnr_T)(ptr - oldp); | |
| 3533 | |
| 3534 shortline = (vcol < col) || (vcol == col && !*ptr) ; | |
| 3535 | |
| 3536 if (vcol < col) /* line too short, padd with spaces */ | |
| 3537 bd.startspaces = col - vcol; | |
| 3538 else if (vcol > col) | |
| 3539 { | |
| 3540 bd.endspaces = vcol - col; | |
| 3541 bd.startspaces = incr - bd.endspaces; | |
| 3542 --bd.textcol; | |
| 3543 delcount = 1; | |
| 3544 #ifdef FEAT_MBYTE | |
| 3545 if (has_mbyte) | |
| 3546 bd.textcol -= (*mb_head_off)(oldp, oldp + bd.textcol); | |
| 3547 #endif | |
| 3548 if (oldp[bd.textcol] != TAB) | |
| 3549 { | |
| 3550 /* Only a Tab can be split into spaces. Other | |
| 3551 * characters will have to be moved to after the | |
| 3552 * block, causing misalignment. */ | |
| 3553 delcount = 0; | |
| 3554 bd.endspaces = 0; | |
| 3555 } | |
| 3556 } | |
| 3557 | |
| 3558 yanklen = (int)STRLEN(y_array[i]); | |
| 3559 | |
| 3560 /* calculate number of spaces required to fill right side of block*/ | |
| 3561 spaces = y_width + 1; | |
| 3562 for (j = 0; j < yanklen; j++) | |
| 3563 spaces -= lbr_chartabsize(&y_array[i][j], 0); | |
| 3564 if (spaces < 0) | |
| 3565 spaces = 0; | |
| 3566 | |
| 3567 /* insert the new text */ | |
| 3568 totlen = count * (yanklen + spaces) + bd.startspaces + bd.endspaces; | |
| 3569 newp = alloc_check((unsigned)totlen + oldlen + 1); | |
| 3570 if (newp == NULL) | |
| 3571 break; | |
| 3572 /* copy part up to cursor to new line */ | |
| 3573 ptr = newp; | |
| 3574 mch_memmove(ptr, oldp, (size_t)bd.textcol); | |
| 3575 ptr += bd.textcol; | |
| 3576 /* may insert some spaces before the new text */ | |
| 3577 copy_spaces(ptr, (size_t)bd.startspaces); | |
| 3578 ptr += bd.startspaces; | |
| 3579 /* insert the new text */ | |
| 3580 for (j = 0; j < count; ++j) | |
| 3581 { | |
| 3582 mch_memmove(ptr, y_array[i], (size_t)yanklen); | |
| 3583 ptr += yanklen; | |
| 3584 | |
| 3585 /* insert block's trailing spaces only if there's text behind */ | |
| 3586 if ((j < count - 1 || !shortline) && spaces) | |
| 3587 { | |
| 3588 copy_spaces(ptr, (size_t)spaces); | |
| 3589 ptr += spaces; | |
| 3590 } | |
| 3591 } | |
| 3592 /* may insert some spaces after the new text */ | |
| 3593 copy_spaces(ptr, (size_t)bd.endspaces); | |
| 3594 ptr += bd.endspaces; | |
| 3595 /* move the text after the cursor to the end of the line. */ | |
| 3596 mch_memmove(ptr, oldp + bd.textcol + delcount, | |
| 3597 (size_t)(oldlen - bd.textcol - delcount + 1)); | |
| 3598 ml_replace(curwin->w_cursor.lnum, newp, FALSE); | |
| 3599 | |
| 3600 ++curwin->w_cursor.lnum; | |
| 3601 if (i == 0) | |
| 3602 curwin->w_cursor.col += bd.startspaces; | |
| 3603 } | |
| 3604 | |
| 3605 changed_lines(lnum, 0, curwin->w_cursor.lnum, nr_lines); | |
| 3606 | |
| 3607 /* Set '[ mark. */ | |
| 3608 curbuf->b_op_start = curwin->w_cursor; | |
| 3609 curbuf->b_op_start.lnum = lnum; | |
| 3610 | |
| 3611 /* adjust '] mark */ | |
| 3612 curbuf->b_op_end.lnum = curwin->w_cursor.lnum - 1; | |
| 3613 curbuf->b_op_end.col = bd.textcol + totlen - 1; | |
| 237 | 3614 # ifdef FEAT_VIRTUALEDIT |
| 7 | 3615 curbuf->b_op_end.coladd = 0; |
| 237 | 3616 # endif |
| 7 | 3617 if (flags & PUT_CURSEND) |
| 3618 { | |
| 916 | 3619 colnr_T len; |
| 3620 | |
| 7 | 3621 curwin->w_cursor = curbuf->b_op_end; |
| 3622 curwin->w_cursor.col++; | |
| 916 | 3623 |
| 3624 /* in Insert mode we might be after the NUL, correct for that */ | |
| 3625 len = (colnr_T)STRLEN(ml_get_curline()); | |
| 3626 if (curwin->w_cursor.col > len) | |
| 3627 curwin->w_cursor.col = len; | |
| 7 | 3628 } |
| 3629 else | |
| 3630 curwin->w_cursor.lnum = lnum; | |
| 3631 } | |
| 3632 else | |
| 3633 #endif | |
| 3634 { | |
| 3635 /* | |
| 3636 * Character or Line mode | |
| 3637 */ | |
| 3638 if (y_type == MCHAR) | |
| 3639 { | |
| 3640 /* if type is MCHAR, FORWARD is the same as BACKWARD on the next | |
| 3641 * char */ | |
| 3642 if (dir == FORWARD && gchar_cursor() != NUL) | |
| 3643 { | |
| 3644 #ifdef FEAT_MBYTE | |
| 3645 if (has_mbyte) | |
| 3646 { | |
| 474 | 3647 int bytelen = (*mb_ptr2len)(ml_get_cursor()); |
| 7 | 3648 |
| 3649 /* put it on the next of the multi-byte character. */ | |
| 3650 col += bytelen; | |
| 3651 if (yanklen) | |
| 3652 { | |
| 3653 curwin->w_cursor.col += bytelen; | |
| 3654 curbuf->b_op_end.col += bytelen; | |
| 3655 } | |
| 3656 } | |
| 3657 else | |
| 3658 #endif | |
| 3659 { | |
| 3660 ++col; | |
| 3661 if (yanklen) | |
| 3662 { | |
| 3663 ++curwin->w_cursor.col; | |
| 3664 ++curbuf->b_op_end.col; | |
| 3665 } | |
| 3666 } | |
| 3667 } | |
| 3668 curbuf->b_op_start = curwin->w_cursor; | |
| 3669 } | |
| 3670 /* | |
| 3671 * Line mode: BACKWARD is the same as FORWARD on the previous line | |
| 3672 */ | |
| 3673 else if (dir == BACKWARD) | |
| 3674 --lnum; | |
| 699 | 3675 new_cursor = curwin->w_cursor; |
| 7 | 3676 |
| 3677 /* | |
| 3678 * simple case: insert into current line | |
| 3679 */ | |
| 3680 if (y_type == MCHAR && y_size == 1) | |
| 3681 { | |
| 3682 totlen = count * yanklen; | |
| 3683 if (totlen) | |
| 3684 { | |
| 3685 oldp = ml_get(lnum); | |
| 3686 newp = alloc_check((unsigned)(STRLEN(oldp) + totlen + 1)); | |
| 3687 if (newp == NULL) | |
| 3688 goto end; /* alloc() will give error message */ | |
| 3689 mch_memmove(newp, oldp, (size_t)col); | |
| 3690 ptr = newp + col; | |
| 3691 for (i = 0; i < count; ++i) | |
| 3692 { | |
| 3693 mch_memmove(ptr, y_array[0], (size_t)yanklen); | |
| 3694 ptr += yanklen; | |
| 3695 } | |
| 1622 | 3696 STRMOVE(ptr, oldp + col); |
| 7 | 3697 ml_replace(lnum, newp, FALSE); |
| 3698 /* Put cursor on last putted char. */ | |
| 3699 curwin->w_cursor.col += (colnr_T)(totlen - 1); | |
| 3700 } | |
| 3701 curbuf->b_op_end = curwin->w_cursor; | |
| 3702 /* For "CTRL-O p" in Insert mode, put cursor after last char */ | |
| 3703 if (totlen && (restart_edit != 0 || (flags & PUT_CURSEND))) | |
| 3704 ++curwin->w_cursor.col; | |
| 3705 changed_bytes(lnum, col); | |
| 3706 } | |
| 3707 else | |
| 3708 { | |
| 3709 /* | |
| 3710 * Insert at least one line. When y_type is MCHAR, break the first | |
| 3711 * line in two. | |
| 3712 */ | |
| 3713 for (cnt = 1; cnt <= count; ++cnt) | |
| 3714 { | |
| 3715 i = 0; | |
| 3716 if (y_type == MCHAR) | |
| 3717 { | |
| 3718 /* | |
| 3719 * Split the current line in two at the insert position. | |
| 3720 * First insert y_array[size - 1] in front of second line. | |
| 3721 * Then append y_array[0] to first line. | |
| 3722 */ | |
| 3723 lnum = new_cursor.lnum; | |
| 3724 ptr = ml_get(lnum) + col; | |
| 3725 totlen = (int)STRLEN(y_array[y_size - 1]); | |
| 3726 newp = alloc_check((unsigned)(STRLEN(ptr) + totlen + 1)); | |
| 3727 if (newp == NULL) | |
| 3728 goto error; | |
| 3729 STRCPY(newp, y_array[y_size - 1]); | |
| 3730 STRCAT(newp, ptr); | |
| 3731 /* insert second line */ | |
| 3732 ml_append(lnum, newp, (colnr_T)0, FALSE); | |
| 3733 vim_free(newp); | |
| 3734 | |
| 3735 oldp = ml_get(lnum); | |
| 3736 newp = alloc_check((unsigned)(col + yanklen + 1)); | |
| 3737 if (newp == NULL) | |
| 3738 goto error; | |
| 3739 /* copy first part of line */ | |
| 3740 mch_memmove(newp, oldp, (size_t)col); | |
| 3741 /* append to first line */ | |
| 3742 mch_memmove(newp + col, y_array[0], (size_t)(yanklen + 1)); | |
| 3743 ml_replace(lnum, newp, FALSE); | |
| 3744 | |
| 3745 curwin->w_cursor.lnum = lnum; | |
| 3746 i = 1; | |
| 3747 } | |
| 3748 | |
| 3749 for (; i < y_size; ++i) | |
| 3750 { | |
| 3751 if ((y_type != MCHAR || i < y_size - 1) | |
| 3752 && ml_append(lnum, y_array[i], (colnr_T)0, FALSE) | |
| 3753 == FAIL) | |
| 3754 goto error; | |
| 3755 lnum++; | |
| 3756 ++nr_lines; | |
| 3757 if (flags & PUT_FIXINDENT) | |
| 3758 { | |
| 3759 old_pos = curwin->w_cursor; | |
| 3760 curwin->w_cursor.lnum = lnum; | |
| 3761 ptr = ml_get(lnum); | |
| 3762 if (cnt == count && i == y_size - 1) | |
| 3763 lendiff = (int)STRLEN(ptr); | |
| 3764 #if defined(FEAT_SMARTINDENT) || defined(FEAT_CINDENT) | |
| 3765 if (*ptr == '#' && preprocs_left()) | |
| 3766 indent = 0; /* Leave # lines at start */ | |
| 3767 else | |
| 3768 #endif | |
| 3769 if (*ptr == NUL) | |
| 3770 indent = 0; /* Ignore empty lines */ | |
| 3771 else if (first_indent) | |
| 3772 { | |
| 3773 indent_diff = orig_indent - get_indent(); | |
| 3774 indent = orig_indent; | |
| 3775 first_indent = FALSE; | |
| 3776 } | |
| 3777 else if ((indent = get_indent() + indent_diff) < 0) | |
| 3778 indent = 0; | |
| 3779 (void)set_indent(indent, 0); | |
| 3780 curwin->w_cursor = old_pos; | |
| 3781 /* remember how many chars were removed */ | |
| 3782 if (cnt == count && i == y_size - 1) | |
| 3783 lendiff -= (int)STRLEN(ml_get(lnum)); | |
| 3784 } | |
| 3785 } | |
| 3786 } | |
| 3787 | |
| 3788 error: | |
| 3789 /* Adjust marks. */ | |
| 3790 if (y_type == MLINE) | |
| 3791 { | |
| 3792 curbuf->b_op_start.col = 0; | |
| 3793 if (dir == FORWARD) | |
| 3794 curbuf->b_op_start.lnum++; | |
| 3795 } | |
| 3796 mark_adjust(curbuf->b_op_start.lnum + (y_type == MCHAR), | |
| 3797 (linenr_T)MAXLNUM, nr_lines, 0L); | |
| 3798 | |
| 3799 /* note changed text for displaying and folding */ | |
| 3800 if (y_type == MCHAR) | |
| 3801 changed_lines(curwin->w_cursor.lnum, col, | |
| 3802 curwin->w_cursor.lnum + 1, nr_lines); | |
| 3803 else | |
| 3804 changed_lines(curbuf->b_op_start.lnum, 0, | |
| 3805 curbuf->b_op_start.lnum, nr_lines); | |
| 3806 | |
| 3807 /* put '] mark at last inserted character */ | |
| 3808 curbuf->b_op_end.lnum = lnum; | |
| 3809 /* correct length for change in indent */ | |
| 3810 col = (colnr_T)STRLEN(y_array[y_size - 1]) - lendiff; | |
| 3811 if (col > 1) | |
| 3812 curbuf->b_op_end.col = col - 1; | |
| 3813 else | |
| 3814 curbuf->b_op_end.col = 0; | |
| 3815 | |
| 168 | 3816 if (flags & PUT_CURSLINE) |
| 3817 { | |
| 237 | 3818 /* ":put": put cursor on last inserted line */ |
| 168 | 3819 curwin->w_cursor.lnum = lnum; |
| 3820 beginline(BL_WHITE | BL_FIX); | |
| 3821 } | |
| 3822 else if (flags & PUT_CURSEND) | |
| 7 | 3823 { |
| 3824 /* put cursor after inserted text */ | |
| 3825 if (y_type == MLINE) | |
| 3826 { | |
| 3827 if (lnum >= curbuf->b_ml.ml_line_count) | |
| 3828 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count; | |
| 3829 else | |
| 3830 curwin->w_cursor.lnum = lnum + 1; | |
| 3831 curwin->w_cursor.col = 0; | |
| 3832 } | |
| 3833 else | |
| 3834 { | |
| 3835 curwin->w_cursor.lnum = lnum; | |
| 3836 curwin->w_cursor.col = col; | |
| 3837 } | |
| 3838 } | |
| 3839 else if (y_type == MLINE) | |
| 3840 { | |
| 168 | 3841 /* put cursor on first non-blank in first inserted line */ |
| 7 | 3842 curwin->w_cursor.col = 0; |
| 3843 if (dir == FORWARD) | |
| 3844 ++curwin->w_cursor.lnum; | |
| 3845 beginline(BL_WHITE | BL_FIX); | |
| 3846 } | |
| 3847 else /* put cursor on first inserted character */ | |
| 3848 curwin->w_cursor = new_cursor; | |
| 3849 } | |
| 3850 } | |
| 3851 | |
| 3852 msgmore(nr_lines); | |
| 3853 curwin->w_set_curswant = TRUE; | |
| 3854 | |
| 3855 end: | |
| 3856 if (allocated) | |
| 3857 vim_free(insert_string); | |
| 840 | 3858 if (regname == '=') |
| 3859 vim_free(y_array); | |
| 3860 | |
| 140 | 3861 /* If the cursor is past the end of the line put it at the end. */ |
| 844 | 3862 adjust_cursor_eol(); |
| 3863 } | |
| 3864 | |
| 3865 /* | |
| 3866 * When the cursor is on the NUL past the end of the line and it should not be | |
| 3867 * there move it left. | |
| 3868 */ | |
| 3869 void | |
| 3870 adjust_cursor_eol() | |
| 3871 { | |
| 3872 if (curwin->w_cursor.col > 0 | |
| 3873 && gchar_cursor() == NUL | |
| 773 | 3874 #ifdef FEAT_VIRTUALEDIT |
| 3875 && (ve_flags & VE_ONEMORE) == 0 | |
| 3876 #endif | |
| 7 | 3877 && !(restart_edit || (State & INSERT))) |
| 3878 { | |
| 557 | 3879 /* Put the cursor on the last character in the line. */ |
| 555 | 3880 dec_cursor(); |
| 844 | 3881 |
| 7 | 3882 #ifdef FEAT_VIRTUALEDIT |
| 3883 if (ve_flags == VE_ALL) | |
| 557 | 3884 { |
| 3885 colnr_T scol, ecol; | |
| 3886 | |
| 3887 /* Coladd is set to the width of the last character. */ | |
| 3888 getvcol(curwin, &curwin->w_cursor, &scol, NULL, &ecol); | |
| 3889 curwin->w_cursor.coladd = ecol - scol + 1; | |
| 3890 } | |
| 7 | 3891 #endif |
| 3892 } | |
| 3893 } | |
| 3894 | |
| 3895 #if defined(FEAT_SMARTINDENT) || defined(FEAT_CINDENT) || defined(PROTO) | |
| 3896 /* | |
| 3897 * Return TRUE if lines starting with '#' should be left aligned. | |
| 3898 */ | |
| 3899 int | |
| 3900 preprocs_left() | |
| 3901 { | |
| 3902 return | |
| 3903 # ifdef FEAT_SMARTINDENT | |
| 3904 # ifdef FEAT_CINDENT | |
| 3905 (curbuf->b_p_si && !curbuf->b_p_cin) || | |
| 3906 # else | |
| 3907 curbuf->b_p_si | |
| 3908 # endif | |
| 3909 # endif | |
| 3910 # ifdef FEAT_CINDENT | |
| 3911 (curbuf->b_p_cin && in_cinkeys('#', ' ', TRUE)) | |
| 3912 # endif | |
| 3913 ; | |
| 3914 } | |
| 3915 #endif | |
| 3916 | |
| 3917 /* Return the character name of the register with the given number */ | |
| 3918 int | |
| 3919 get_register_name(num) | |
| 3920 int num; | |
| 3921 { | |
| 3922 if (num == -1) | |
| 3923 return '"'; | |
| 3924 else if (num < 10) | |
| 3925 return num + '0'; | |
| 3926 else if (num == DELETION_REGISTER) | |
| 3927 return '-'; | |
| 3928 #ifdef FEAT_CLIPBOARD | |
| 3929 else if (num == STAR_REGISTER) | |
| 3930 return '*'; | |
| 3931 else if (num == PLUS_REGISTER) | |
| 3932 return '+'; | |
| 3933 #endif | |
| 3934 else | |
| 3935 { | |
| 3936 #ifdef EBCDIC | |
| 3937 int i; | |
| 3938 | |
| 3939 /* EBCDIC is really braindead ... */ | |
| 3940 i = 'a' + (num - 10); | |
| 3941 if (i > 'i') | |
| 3942 i += 7; | |
| 3943 if (i > 'r') | |
| 3944 i += 8; | |
| 3945 return i; | |
| 3946 #else | |
| 3947 return num + 'a' - 10; | |
| 3948 #endif | |
| 3949 } | |
| 3950 } | |
| 3951 | |
| 3952 /* | |
| 3953 * ":dis" and ":registers": Display the contents of the yank registers. | |
| 3954 */ | |
| 3955 void | |
| 3956 ex_display(eap) | |
| 3957 exarg_T *eap; | |
| 3958 { | |
| 3959 int i, n; | |
| 3960 long j; | |
| 3961 char_u *p; | |
| 3962 struct yankreg *yb; | |
| 3963 int name; | |
| 3964 int attr; | |
| 3965 char_u *arg = eap->arg; | |
| 22 | 3966 #ifdef FEAT_MBYTE |
| 3967 int clen; | |
| 3968 #else | |
| 3969 # define clen 1 | |
| 3970 #endif | |
| 7 | 3971 |
| 3972 if (arg != NULL && *arg == NUL) | |
| 3973 arg = NULL; | |
| 3974 attr = hl_attr(HLF_8); | |
| 3975 | |
| 3976 /* Highlight title */ | |
| 3977 MSG_PUTS_TITLE(_("\n--- Registers ---")); | |
| 3978 for (i = -1; i < NUM_REGISTERS && !got_int; ++i) | |
| 3979 { | |
| 3980 name = get_register_name(i); | |
| 3981 if (arg != NULL && vim_strchr(arg, name) == NULL) | |
| 3982 continue; /* did not ask for this register */ | |
| 3983 | |
| 3984 #ifdef FEAT_CLIPBOARD | |
| 3985 /* Adjust register name for "unnamed" in 'clipboard'. | |
| 3986 * When it's a clipboard register, fill it with the current contents | |
| 3987 * of the clipboard. */ | |
| 3988 adjust_clip_reg(&name); | |
| 3989 (void)may_get_selection(name); | |
| 3990 #endif | |
| 3991 | |
| 3992 if (i == -1) | |
| 3993 { | |
| 3994 if (y_previous != NULL) | |
| 3995 yb = y_previous; | |
| 3996 else | |
| 3997 yb = &(y_regs[0]); | |
| 3998 } | |
| 3999 else | |
| 4000 yb = &(y_regs[i]); | |
| 2000 | 4001 |
| 4002 #ifdef FEAT_EVAL | |
| 4003 if (name == MB_TOLOWER(redir_reg) | |
| 4004 || (redir_reg == '"' && yb == y_previous)) | |
| 4005 continue; /* do not list register being written to, the | |
| 4006 * pointer can be freed */ | |
| 4007 #endif | |
| 4008 | |
| 7 | 4009 if (yb->y_array != NULL) |
| 4010 { | |
| 4011 msg_putchar('\n'); | |
| 4012 msg_putchar('"'); | |
| 4013 msg_putchar(name); | |
| 4014 MSG_PUTS(" "); | |
| 4015 | |
| 4016 n = (int)Columns - 6; | |
| 4017 for (j = 0; j < yb->y_size && n > 1; ++j) | |
| 4018 { | |
| 4019 if (j) | |
| 4020 { | |
| 4021 MSG_PUTS_ATTR("^J", attr); | |
| 4022 n -= 2; | |
| 4023 } | |
| 4024 for (p = yb->y_array[j]; *p && (n -= ptr2cells(p)) >= 0; ++p) | |
| 4025 { | |
| 4026 #ifdef FEAT_MBYTE | |
| 474 | 4027 clen = (*mb_ptr2len)(p); |
| 22 | 4028 #endif |
| 4029 msg_outtrans_len(p, clen); | |
| 4030 #ifdef FEAT_MBYTE | |
| 4031 p += clen - 1; | |
| 7 | 4032 #endif |
| 4033 } | |
| 4034 } | |
| 4035 if (n > 1 && yb->y_type == MLINE) | |
| 4036 MSG_PUTS_ATTR("^J", attr); | |
| 4037 out_flush(); /* show one line at a time */ | |
| 4038 } | |
| 4039 ui_breakcheck(); | |
| 4040 } | |
| 4041 | |
| 4042 /* | |
| 4043 * display last inserted text | |
| 4044 */ | |
| 4045 if ((p = get_last_insert()) != NULL | |
| 4046 && (arg == NULL || vim_strchr(arg, '.') != NULL) && !got_int) | |
| 4047 { | |
| 4048 MSG_PUTS("\n\". "); | |
| 4049 dis_msg(p, TRUE); | |
| 4050 } | |
| 4051 | |
| 4052 /* | |
| 4053 * display last command line | |
| 4054 */ | |
| 4055 if (last_cmdline != NULL && (arg == NULL || vim_strchr(arg, ':') != NULL) | |
| 4056 && !got_int) | |
| 4057 { | |
| 4058 MSG_PUTS("\n\": "); | |
| 4059 dis_msg(last_cmdline, FALSE); | |
| 4060 } | |
| 4061 | |
| 4062 /* | |
| 4063 * display current file name | |
| 4064 */ | |
| 4065 if (curbuf->b_fname != NULL | |
| 4066 && (arg == NULL || vim_strchr(arg, '%') != NULL) && !got_int) | |
| 4067 { | |
| 4068 MSG_PUTS("\n\"% "); | |
| 4069 dis_msg(curbuf->b_fname, FALSE); | |
| 4070 } | |
| 4071 | |
| 4072 /* | |
| 4073 * display alternate file name | |
| 4074 */ | |
| 4075 if ((arg == NULL || vim_strchr(arg, '%') != NULL) && !got_int) | |
| 4076 { | |
| 4077 char_u *fname; | |
| 4078 linenr_T dummy; | |
| 4079 | |
| 4080 if (buflist_name_nr(0, &fname, &dummy) != FAIL) | |
| 4081 { | |
| 4082 MSG_PUTS("\n\"# "); | |
| 4083 dis_msg(fname, FALSE); | |
| 4084 } | |
| 4085 } | |
| 4086 | |
| 4087 /* | |
| 4088 * display last search pattern | |
| 4089 */ | |
| 4090 if (last_search_pat() != NULL | |
| 4091 && (arg == NULL || vim_strchr(arg, '/') != NULL) && !got_int) | |
| 4092 { | |
| 4093 MSG_PUTS("\n\"/ "); | |
| 4094 dis_msg(last_search_pat(), FALSE); | |
| 4095 } | |
| 4096 | |
| 4097 #ifdef FEAT_EVAL | |
| 4098 /* | |
| 4099 * display last used expression | |
| 4100 */ | |
| 4101 if (expr_line != NULL && (arg == NULL || vim_strchr(arg, '=') != NULL) | |
| 4102 && !got_int) | |
| 4103 { | |
| 4104 MSG_PUTS("\n\"= "); | |
| 4105 dis_msg(expr_line, FALSE); | |
| 4106 } | |
| 4107 #endif | |
| 4108 } | |
| 4109 | |
| 4110 /* | |
| 4111 * display a string for do_dis() | |
| 4112 * truncate at end of screen line | |
| 4113 */ | |
| 4114 static void | |
| 4115 dis_msg(p, skip_esc) | |
| 4116 char_u *p; | |
| 4117 int skip_esc; /* if TRUE, ignore trailing ESC */ | |
| 4118 { | |
| 4119 int n; | |
| 4120 #ifdef FEAT_MBYTE | |
| 4121 int l; | |
| 4122 #endif | |
| 4123 | |
| 4124 n = (int)Columns - 6; | |
| 4125 while (*p != NUL | |
| 4126 && !(*p == ESC && skip_esc && *(p + 1) == NUL) | |
| 4127 && (n -= ptr2cells(p)) >= 0) | |
| 4128 { | |
| 4129 #ifdef FEAT_MBYTE | |
| 474 | 4130 if (has_mbyte && (l = (*mb_ptr2len)(p)) > 1) |
| 7 | 4131 { |
| 4132 msg_outtrans_len(p, l); | |
| 4133 p += l; | |
| 4134 } | |
| 4135 else | |
| 4136 #endif | |
| 4137 msg_outtrans_len(p++, 1); | |
| 4138 } | |
| 4139 ui_breakcheck(); | |
| 4140 } | |
| 4141 | |
| 4142 /* | |
| 4143 * join 'count' lines (minimal 2), including u_save() | |
| 4144 */ | |
| 4145 void | |
| 4146 do_do_join(count, insert_space) | |
| 4147 long count; | |
| 4148 int insert_space; | |
| 4149 { | |
| 164 | 4150 colnr_T col = MAXCOL; |
| 4151 | |
| 7 | 4152 if (u_save((linenr_T)(curwin->w_cursor.lnum - 1), |
| 4153 (linenr_T)(curwin->w_cursor.lnum + count)) == FAIL) | |
| 4154 return; | |
| 4155 | |
| 4156 while (--count > 0) | |
| 4157 { | |
| 4158 line_breakcheck(); | |
| 4159 if (got_int || do_join(insert_space) == FAIL) | |
| 4160 { | |
| 4161 beep_flush(); | |
| 4162 break; | |
| 4163 } | |
| 164 | 4164 if (col == MAXCOL && vim_strchr(p_cpo, CPO_JOINCOL) != NULL) |
| 4165 col = curwin->w_cursor.col; | |
| 7 | 4166 } |
| 4167 | |
| 164 | 4168 /* Vi compatible: use the column of the first join */ |
| 4169 if (col != MAXCOL && vim_strchr(p_cpo, CPO_JOINCOL) != NULL) | |
| 4170 curwin->w_cursor.col = col; | |
| 4171 | |
| 7 | 4172 #if 0 |
| 4173 /* | |
| 4174 * Need to update the screen if the line where the cursor is became too | |
| 4175 * long to fit on the screen. | |
| 4176 */ | |
| 4177 update_topline_redraw(); | |
| 4178 #endif | |
| 4179 } | |
| 4180 | |
| 4181 /* | |
| 4182 * Join two lines at the cursor position. | |
| 4183 * "redraw" is TRUE when the screen should be updated. | |
| 4184 * Caller must have setup for undo. | |
| 4185 * | |
| 1217 | 4186 * return FAIL for failure, OK otherwise |
| 7 | 4187 */ |
| 4188 int | |
| 4189 do_join(insert_space) | |
| 4190 int insert_space; | |
| 4191 { | |
| 4192 char_u *curr; | |
| 4193 char_u *next, *next_start; | |
| 4194 char_u *newp; | |
| 4195 int endcurr1, endcurr2; | |
| 4196 int currsize; /* size of the current line */ | |
| 4197 int nextsize; /* size of the next line */ | |
| 4198 int spaces; /* number of spaces to insert */ | |
| 4199 linenr_T t; | |
| 4200 | |
| 4201 if (curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) | |
| 4202 return FAIL; /* can't join on last line */ | |
| 4203 | |
| 4204 curr = ml_get_curline(); | |
| 4205 currsize = (int)STRLEN(curr); | |
| 4206 endcurr1 = endcurr2 = NUL; | |
| 4207 if (insert_space && currsize > 0) | |
| 4208 { | |
| 4209 #ifdef FEAT_MBYTE | |
| 4210 if (has_mbyte) | |
| 4211 { | |
| 39 | 4212 next = curr + currsize; |
| 4213 mb_ptr_back(curr, next); | |
| 7 | 4214 endcurr1 = (*mb_ptr2char)(next); |
| 4215 if (next > curr) | |
| 4216 { | |
| 39 | 4217 mb_ptr_back(curr, next); |
| 7 | 4218 endcurr2 = (*mb_ptr2char)(next); |
| 4219 } | |
| 4220 } | |
| 4221 else | |
| 4222 #endif | |
| 4223 { | |
| 4224 endcurr1 = *(curr + currsize - 1); | |
| 4225 if (currsize > 1) | |
| 4226 endcurr2 = *(curr + currsize - 2); | |
| 4227 } | |
| 4228 } | |
| 4229 | |
| 4230 next = next_start = ml_get((linenr_T)(curwin->w_cursor.lnum + 1)); | |
| 4231 spaces = 0; | |
| 4232 if (insert_space) | |
| 4233 { | |
| 4234 next = skipwhite(next); | |
| 4235 if (*next != ')' && currsize != 0 && endcurr1 != TAB | |
| 4236 #ifdef FEAT_MBYTE | |
| 4237 && (!has_format_option(FO_MBYTE_JOIN) | |
| 4238 || (mb_ptr2char(next) < 0x100 && endcurr1 < 0x100)) | |
| 4239 && (!has_format_option(FO_MBYTE_JOIN2) | |
| 4240 || mb_ptr2char(next) < 0x100 || endcurr1 < 0x100) | |
| 4241 #endif | |
| 4242 ) | |
| 4243 { | |
| 4244 /* don't add a space if the line is ending in a space */ | |
| 4245 if (endcurr1 == ' ') | |
| 4246 endcurr1 = endcurr2; | |
| 4247 else | |
| 4248 ++spaces; | |
| 4249 /* extra space when 'joinspaces' set and line ends in '.' */ | |
| 4250 if ( p_js | |
| 4251 && (endcurr1 == '.' | |
| 4252 || (vim_strchr(p_cpo, CPO_JOINSP) == NULL | |
| 4253 && (endcurr1 == '?' || endcurr1 == '!')))) | |
| 4254 ++spaces; | |
| 4255 } | |
| 4256 } | |
| 4257 nextsize = (int)STRLEN(next); | |
| 4258 | |
| 4259 newp = alloc_check((unsigned)(currsize + nextsize + spaces + 1)); | |
| 4260 if (newp == NULL) | |
| 4261 return FAIL; | |
| 4262 | |
| 4263 /* | |
| 4264 * Insert the next line first, because we already have that pointer. | |
| 4265 * Curr has to be obtained again, because getting next will have | |
| 4266 * invalidated it. | |
| 4267 */ | |
| 4268 mch_memmove(newp + currsize + spaces, next, (size_t)(nextsize + 1)); | |
| 4269 | |
| 4270 curr = ml_get_curline(); | |
| 4271 mch_memmove(newp, curr, (size_t)currsize); | |
| 4272 | |
| 4273 copy_spaces(newp + currsize, (size_t)spaces); | |
| 4274 | |
| 4275 ml_replace(curwin->w_cursor.lnum, newp, FALSE); | |
| 4276 | |
| 4277 /* Only report the change in the first line here, del_lines() will report | |
| 4278 * the deleted line. */ | |
| 4279 changed_lines(curwin->w_cursor.lnum, currsize, | |
| 4280 curwin->w_cursor.lnum + 1, 0L); | |
| 4281 | |
| 4282 /* | |
| 4283 * Delete the following line. To do this we move the cursor there | |
| 4284 * briefly, and then move it back. After del_lines() the cursor may | |
| 4285 * have moved up (last line deleted), so the current lnum is kept in t. | |
| 4286 * | |
| 4287 * Move marks from the deleted line to the joined line, adjusting the | |
| 4288 * column. This is not Vi compatible, but Vi deletes the marks, thus that | |
| 4289 * should not really be a problem. | |
| 4290 */ | |
| 4291 t = curwin->w_cursor.lnum; | |
| 4292 mark_col_adjust(t + 1, (colnr_T)0, (linenr_T)-1, | |
| 4293 (long)(currsize + spaces - (next - next_start))); | |
| 4294 ++curwin->w_cursor.lnum; | |
| 4295 del_lines(1L, FALSE); | |
| 4296 curwin->w_cursor.lnum = t; | |
| 4297 | |
| 4298 /* | |
| 4299 * go to first character of the joined line | |
| 4300 */ | |
| 4301 curwin->w_cursor.col = currsize; | |
| 4302 check_cursor_col(); | |
| 4303 #ifdef FEAT_VIRTUALEDIT | |
| 4304 curwin->w_cursor.coladd = 0; | |
| 4305 #endif | |
| 4306 curwin->w_set_curswant = TRUE; | |
| 4307 | |
| 4308 return OK; | |
| 4309 } | |
| 4310 | |
| 4311 #ifdef FEAT_COMMENTS | |
| 4312 /* | |
| 4313 * Return TRUE if the two comment leaders given are the same. "lnum" is | |
| 4314 * the first line. White-space is ignored. Note that the whole of | |
| 4315 * 'leader1' must match 'leader2_len' characters from 'leader2' -- webb | |
| 4316 */ | |
| 4317 static int | |
| 4318 same_leader(lnum, leader1_len, leader1_flags, leader2_len, leader2_flags) | |
| 4319 linenr_T lnum; | |
| 4320 int leader1_len; | |
| 4321 char_u *leader1_flags; | |
| 4322 int leader2_len; | |
| 4323 char_u *leader2_flags; | |
| 4324 { | |
| 4325 int idx1 = 0, idx2 = 0; | |
| 4326 char_u *p; | |
| 4327 char_u *line1; | |
| 4328 char_u *line2; | |
| 4329 | |
| 4330 if (leader1_len == 0) | |
| 4331 return (leader2_len == 0); | |
| 4332 | |
| 4333 /* | |
| 4334 * If first leader has 'f' flag, the lines can be joined only if the | |
| 4335 * second line does not have a leader. | |
| 4336 * If first leader has 'e' flag, the lines can never be joined. | |
| 4337 * If fist leader has 's' flag, the lines can only be joined if there is | |
| 4338 * some text after it and the second line has the 'm' flag. | |
| 4339 */ | |
| 4340 if (leader1_flags != NULL) | |
| 4341 { | |
| 4342 for (p = leader1_flags; *p && *p != ':'; ++p) | |
| 4343 { | |
| 4344 if (*p == COM_FIRST) | |
| 4345 return (leader2_len == 0); | |
| 4346 if (*p == COM_END) | |
| 4347 return FALSE; | |
| 4348 if (*p == COM_START) | |
| 4349 { | |
| 4350 if (*(ml_get(lnum) + leader1_len) == NUL) | |
| 4351 return FALSE; | |
| 4352 if (leader2_flags == NULL || leader2_len == 0) | |
| 4353 return FALSE; | |
| 4354 for (p = leader2_flags; *p && *p != ':'; ++p) | |
| 4355 if (*p == COM_MIDDLE) | |
| 4356 return TRUE; | |
| 4357 return FALSE; | |
| 4358 } | |
| 4359 } | |
| 4360 } | |
| 4361 | |
| 4362 /* | |
| 4363 * Get current line and next line, compare the leaders. | |
| 4364 * The first line has to be saved, only one line can be locked at a time. | |
| 4365 */ | |
| 4366 line1 = vim_strsave(ml_get(lnum)); | |
| 4367 if (line1 != NULL) | |
| 4368 { | |
| 4369 for (idx1 = 0; vim_iswhite(line1[idx1]); ++idx1) | |
| 4370 ; | |
| 4371 line2 = ml_get(lnum + 1); | |
| 4372 for (idx2 = 0; idx2 < leader2_len; ++idx2) | |
| 4373 { | |
| 4374 if (!vim_iswhite(line2[idx2])) | |
| 4375 { | |
| 4376 if (line1[idx1++] != line2[idx2]) | |
| 4377 break; | |
| 4378 } | |
| 4379 else | |
| 4380 while (vim_iswhite(line1[idx1])) | |
| 4381 ++idx1; | |
| 4382 } | |
| 4383 vim_free(line1); | |
| 4384 } | |
| 4385 return (idx2 == leader2_len && idx1 == leader1_len); | |
| 4386 } | |
| 4387 #endif | |
| 4388 | |
| 4389 /* | |
| 4390 * implementation of the format operator 'gq' | |
| 4391 */ | |
| 4392 void | |
| 4393 op_format(oap, keep_cursor) | |
| 4394 oparg_T *oap; | |
| 4395 int keep_cursor; /* keep cursor on same text char */ | |
| 4396 { | |
| 4397 long old_line_count = curbuf->b_ml.ml_line_count; | |
| 4398 | |
| 4399 /* Place the cursor where the "gq" or "gw" command was given, so that "u" | |
| 4400 * can put it back there. */ | |
| 4401 curwin->w_cursor = oap->cursor_start; | |
| 4402 | |
| 4403 if (u_save((linenr_T)(oap->start.lnum - 1), | |
| 4404 (linenr_T)(oap->end.lnum + 1)) == FAIL) | |
| 4405 return; | |
| 4406 curwin->w_cursor = oap->start; | |
| 4407 | |
| 4408 #ifdef FEAT_VISUAL | |
| 4409 if (oap->is_VIsual) | |
| 4410 /* When there is no change: need to remove the Visual selection */ | |
| 4411 redraw_curbuf_later(INVERTED); | |
| 4412 #endif | |
| 4413 | |
| 4414 /* Set '[ mark at the start of the formatted area */ | |
| 4415 curbuf->b_op_start = oap->start; | |
| 4416 | |
| 4417 /* For "gw" remember the cursor position and put it back below (adjusted | |
| 4418 * for joined and split lines). */ | |
| 4419 if (keep_cursor) | |
| 4420 saved_cursor = oap->cursor_start; | |
| 4421 | |
| 1563 | 4422 format_lines(oap->line_count, keep_cursor); |
| 7 | 4423 |
| 4424 /* | |
| 4425 * Leave the cursor at the first non-blank of the last formatted line. | |
| 4426 * If the cursor was moved one line back (e.g. with "Q}") go to the next | |
| 4427 * line, so "." will do the next lines. | |
| 4428 */ | |
| 4429 if (oap->end_adjusted && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count) | |
| 4430 ++curwin->w_cursor.lnum; | |
| 4431 beginline(BL_WHITE | BL_FIX); | |
| 4432 old_line_count = curbuf->b_ml.ml_line_count - old_line_count; | |
| 4433 msgmore(old_line_count); | |
| 4434 | |
| 4435 /* put '] mark on the end of the formatted area */ | |
| 4436 curbuf->b_op_end = curwin->w_cursor; | |
| 4437 | |
| 4438 if (keep_cursor) | |
| 4439 { | |
| 4440 curwin->w_cursor = saved_cursor; | |
| 4441 saved_cursor.lnum = 0; | |
| 4442 } | |
| 4443 | |
| 4444 #ifdef FEAT_VISUAL | |
| 4445 if (oap->is_VIsual) | |
| 4446 { | |
| 4447 win_T *wp; | |
| 4448 | |
| 4449 FOR_ALL_WINDOWS(wp) | |
| 4450 { | |
| 4451 if (wp->w_old_cursor_lnum != 0) | |
| 4452 { | |
| 4453 /* When lines have been inserted or deleted, adjust the end of | |
| 4454 * the Visual area to be redrawn. */ | |
| 4455 if (wp->w_old_cursor_lnum > wp->w_old_visual_lnum) | |
| 4456 wp->w_old_cursor_lnum += old_line_count; | |
| 4457 else | |
| 4458 wp->w_old_visual_lnum += old_line_count; | |
| 4459 } | |
| 4460 } | |
| 4461 } | |
| 4462 #endif | |
| 4463 } | |
| 4464 | |
| 667 | 4465 #if defined(FEAT_EVAL) || defined(PROTO) |
| 4466 /* | |
| 4467 * Implementation of the format operator 'gq' for when using 'formatexpr'. | |
| 4468 */ | |
| 4469 void | |
| 4470 op_formatexpr(oap) | |
| 4471 oparg_T *oap; | |
| 4472 { | |
| 4473 # ifdef FEAT_VISUAL | |
| 4474 if (oap->is_VIsual) | |
| 4475 /* When there is no change: need to remove the Visual selection */ | |
| 4476 redraw_curbuf_later(INVERTED); | |
| 4477 # endif | |
| 4478 | |
| 844 | 4479 (void)fex_format(oap->start.lnum, oap->line_count, NUL); |
| 667 | 4480 } |
| 4481 | |
| 4482 int | |
| 844 | 4483 fex_format(lnum, count, c) |
| 667 | 4484 linenr_T lnum; |
| 4485 long count; | |
| 844 | 4486 int c; /* character to be inserted */ |
| 667 | 4487 { |
| 681 | 4488 int use_sandbox = was_set_insecurely((char_u *)"formatexpr", |
| 4489 OPT_LOCAL); | |
| 667 | 4490 int r; |
| 4491 | |
| 4492 /* | |
| 4493 * Set v:lnum to the first line number and v:count to the number of lines. | |
| 844 | 4494 * Set v:char to the character to be inserted (can be NUL). |
| 667 | 4495 */ |
| 4496 set_vim_var_nr(VV_LNUM, lnum); | |
| 4497 set_vim_var_nr(VV_COUNT, count); | |
| 1969 | 4498 set_vim_var_char(c); |
| 844 | 4499 |
| 667 | 4500 /* |
| 4501 * Evaluate the function. | |
| 4502 */ | |
| 4503 if (use_sandbox) | |
| 4504 ++sandbox; | |
| 4505 r = eval_to_number(curbuf->b_p_fex); | |
| 4506 if (use_sandbox) | |
| 4507 --sandbox; | |
| 844 | 4508 |
| 4509 set_vim_var_string(VV_CHAR, NULL, -1); | |
| 4510 | |
| 667 | 4511 return r; |
| 4512 } | |
| 4513 #endif | |
| 4514 | |
| 7 | 4515 /* |
| 4516 * Format "line_count" lines, starting at the cursor position. | |
| 4517 * When "line_count" is negative, format until the end of the paragraph. | |
| 4518 * Lines after the cursor line are saved for undo, caller must have saved the | |
| 4519 * first line. | |
| 4520 */ | |
| 4521 void | |
| 1563 | 4522 format_lines(line_count, avoid_fex) |
| 7 | 4523 linenr_T line_count; |
| 1563 | 4524 int avoid_fex; /* don't use 'formatexpr' */ |
| 7 | 4525 { |
| 4526 int max_len; | |
| 4527 int is_not_par; /* current line not part of parag. */ | |
| 4528 int next_is_not_par; /* next line not part of paragraph */ | |
| 4529 int is_end_par; /* at end of paragraph */ | |
| 4530 int prev_is_end_par = FALSE;/* prev. line not part of parag. */ | |
| 4531 int next_is_start_par = FALSE; | |
| 4532 #ifdef FEAT_COMMENTS | |
| 4533 int leader_len = 0; /* leader len of current line */ | |
| 4534 int next_leader_len; /* leader len of next line */ | |
| 4535 char_u *leader_flags = NULL; /* flags for leader of current line */ | |
| 4536 char_u *next_leader_flags; /* flags for leader of next line */ | |
| 4537 int do_comments; /* format comments */ | |
| 4538 #endif | |
| 4539 int advance = TRUE; | |
| 4540 int second_indent = -1; | |
| 4541 int do_second_indent; | |
| 4542 int do_number_indent; | |
| 4543 int do_trail_white; | |
| 4544 int first_par_line = TRUE; | |
| 4545 int smd_save; | |
| 4546 long count; | |
| 4547 int need_set_indent = TRUE; /* set indent of next paragraph */ | |
| 4548 int force_format = FALSE; | |
| 4549 int old_State = State; | |
| 4550 | |
| 4551 /* length of a line to force formatting: 3 * 'tw' */ | |
| 4552 max_len = comp_textwidth(TRUE) * 3; | |
| 4553 | |
| 4554 /* check for 'q', '2' and '1' in 'formatoptions' */ | |
| 4555 #ifdef FEAT_COMMENTS | |
| 4556 do_comments = has_format_option(FO_Q_COMS); | |
| 4557 #endif | |
| 4558 do_second_indent = has_format_option(FO_Q_SECOND); | |
| 4559 do_number_indent = has_format_option(FO_Q_NUMBER); | |
| 4560 do_trail_white = has_format_option(FO_WHITE_PAR); | |
| 4561 | |
| 4562 /* | |
| 4563 * Get info about the previous and current line. | |
| 4564 */ | |
| 4565 if (curwin->w_cursor.lnum > 1) | |
| 4566 is_not_par = fmt_check_par(curwin->w_cursor.lnum - 1 | |
| 4567 #ifdef FEAT_COMMENTS | |
| 4568 , &leader_len, &leader_flags, do_comments | |
| 4569 #endif | |
| 4570 ); | |
| 4571 else | |
| 4572 is_not_par = TRUE; | |
| 4573 next_is_not_par = fmt_check_par(curwin->w_cursor.lnum | |
| 4574 #ifdef FEAT_COMMENTS | |
| 4575 , &next_leader_len, &next_leader_flags, do_comments | |
| 4576 #endif | |
| 4577 ); | |
| 4578 is_end_par = (is_not_par || next_is_not_par); | |
| 4579 if (!is_end_par && do_trail_white) | |
| 4580 is_end_par = !ends_in_white(curwin->w_cursor.lnum - 1); | |
| 4581 | |
| 4582 curwin->w_cursor.lnum--; | |
| 4583 for (count = line_count; count != 0 && !got_int; --count) | |
| 4584 { | |
| 4585 /* | |
| 4586 * Advance to next paragraph. | |
| 4587 */ | |
| 4588 if (advance) | |
| 4589 { | |
| 4590 curwin->w_cursor.lnum++; | |
| 4591 prev_is_end_par = is_end_par; | |
| 4592 is_not_par = next_is_not_par; | |
| 4593 #ifdef FEAT_COMMENTS | |
| 4594 leader_len = next_leader_len; | |
| 4595 leader_flags = next_leader_flags; | |
| 4596 #endif | |
| 4597 } | |
| 4598 | |
| 4599 /* | |
| 4600 * The last line to be formatted. | |
| 4601 */ | |
| 4602 if (count == 1 || curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count) | |
| 4603 { | |
| 4604 next_is_not_par = TRUE; | |
| 4605 #ifdef FEAT_COMMENTS | |
| 4606 next_leader_len = 0; | |
| 4607 next_leader_flags = NULL; | |
| 4608 #endif | |
| 4609 } | |
| 4610 else | |
| 4611 { | |
| 4612 next_is_not_par = fmt_check_par(curwin->w_cursor.lnum + 1 | |
| 4613 #ifdef FEAT_COMMENTS | |
| 4614 , &next_leader_len, &next_leader_flags, do_comments | |
| 4615 #endif | |
| 4616 ); | |
| 4617 if (do_number_indent) | |
| 4618 next_is_start_par = | |
| 4619 (get_number_indent(curwin->w_cursor.lnum + 1) > 0); | |
| 4620 } | |
| 4621 advance = TRUE; | |
| 4622 is_end_par = (is_not_par || next_is_not_par || next_is_start_par); | |
| 4623 if (!is_end_par && do_trail_white) | |
| 4624 is_end_par = !ends_in_white(curwin->w_cursor.lnum); | |
| 4625 | |
| 4626 /* | |
| 4627 * Skip lines that are not in a paragraph. | |
| 4628 */ | |
| 4629 if (is_not_par) | |
| 4630 { | |
| 4631 if (line_count < 0) | |
| 4632 break; | |
| 4633 } | |
| 4634 else | |
| 4635 { | |
| 4636 /* | |
| 4637 * For the first line of a paragraph, check indent of second line. | |
| 4638 * Don't do this for comments and empty lines. | |
| 4639 */ | |
| 4640 if (first_par_line | |
| 4641 && (do_second_indent || do_number_indent) | |
| 4642 && prev_is_end_par | |
| 4643 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count | |
| 4644 #ifdef FEAT_COMMENTS | |
| 4645 && leader_len == 0 | |
| 4646 && next_leader_len == 0 | |
| 4647 #endif | |
| 4648 ) | |
| 4649 { | |
| 4650 if (do_second_indent | |
| 4651 && !lineempty(curwin->w_cursor.lnum + 1)) | |
| 4652 second_indent = get_indent_lnum(curwin->w_cursor.lnum + 1); | |
| 4653 else if (do_number_indent) | |
| 4654 second_indent = get_number_indent(curwin->w_cursor.lnum); | |
| 4655 } | |
| 4656 | |
| 4657 /* | |
| 4658 * When the comment leader changes, it's the end of the paragraph. | |
| 4659 */ | |
| 4660 if (curwin->w_cursor.lnum >= curbuf->b_ml.ml_line_count | |
| 4661 #ifdef FEAT_COMMENTS | |
| 4662 || !same_leader(curwin->w_cursor.lnum, | |
| 4663 leader_len, leader_flags, | |
| 4664 next_leader_len, next_leader_flags) | |
| 4665 #endif | |
| 4666 ) | |
| 4667 is_end_par = TRUE; | |
| 4668 | |
| 4669 /* | |
| 4670 * If we have got to the end of a paragraph, or the line is | |
| 4671 * getting long, format it. | |
| 4672 */ | |
| 4673 if (is_end_par || force_format) | |
| 4674 { | |
| 4675 if (need_set_indent) | |
| 4676 /* replace indent in first line with minimal number of | |
| 4677 * tabs and spaces, according to current options */ | |
| 4678 (void)set_indent(get_indent(), SIN_CHANGED); | |
| 4679 | |
| 4680 /* put cursor on last non-space */ | |
| 4681 State = NORMAL; /* don't go past end-of-line */ | |
| 4682 coladvance((colnr_T)MAXCOL); | |
| 4683 while (curwin->w_cursor.col && vim_isspace(gchar_cursor())) | |
| 4684 dec_cursor(); | |
| 4685 | |
| 4686 /* do the formatting, without 'showmode' */ | |
| 4687 State = INSERT; /* for open_line() */ | |
| 4688 smd_save = p_smd; | |
| 4689 p_smd = FALSE; | |
| 4690 insertchar(NUL, INSCHAR_FORMAT | |
| 4691 #ifdef FEAT_COMMENTS | |
| 4692 + (do_comments ? INSCHAR_DO_COM : 0) | |
| 4693 #endif | |
| 1563 | 4694 + (avoid_fex ? INSCHAR_NO_FEX : 0), second_indent); |
| 7 | 4695 State = old_State; |
| 4696 p_smd = smd_save; | |
| 4697 second_indent = -1; | |
| 4698 /* at end of par.: need to set indent of next par. */ | |
| 4699 need_set_indent = is_end_par; | |
| 4700 if (is_end_par) | |
| 4701 { | |
| 4702 /* When called with a negative line count, break at the | |
| 4703 * end of the paragraph. */ | |
| 4704 if (line_count < 0) | |
| 4705 break; | |
| 4706 first_par_line = TRUE; | |
| 4707 } | |
| 4708 force_format = FALSE; | |
| 4709 } | |
| 4710 | |
| 4711 /* | |
| 4712 * When still in same paragraph, join the lines together. But | |
| 4713 * first delete the comment leader from the second line. | |
| 4714 */ | |
| 4715 if (!is_end_par) | |
| 4716 { | |
| 4717 advance = FALSE; | |
| 4718 curwin->w_cursor.lnum++; | |
| 4719 curwin->w_cursor.col = 0; | |
| 4720 if (line_count < 0 && u_save_cursor() == FAIL) | |
| 4721 break; | |
| 4722 #ifdef FEAT_COMMENTS | |
| 610 | 4723 (void)del_bytes((long)next_leader_len, FALSE, FALSE); |
| 7 | 4724 if (next_leader_len > 0) |
| 4725 mark_col_adjust(curwin->w_cursor.lnum, (colnr_T)0, 0L, | |
| 4726 (long)-next_leader_len); | |
| 4727 #endif | |
| 4728 curwin->w_cursor.lnum--; | |
| 4729 if (do_join(TRUE) == FAIL) | |
| 4730 { | |
| 4731 beep_flush(); | |
| 4732 break; | |
| 4733 } | |
| 4734 first_par_line = FALSE; | |
| 4735 /* If the line is getting long, format it next time */ | |
| 4736 if (STRLEN(ml_get_curline()) > (size_t)max_len) | |
| 4737 force_format = TRUE; | |
| 4738 else | |
| 4739 force_format = FALSE; | |
| 4740 } | |
| 4741 } | |
| 4742 line_breakcheck(); | |
| 4743 } | |
| 4744 } | |
| 4745 | |
| 4746 /* | |
| 4747 * Return TRUE if line "lnum" ends in a white character. | |
| 4748 */ | |
| 4749 static int | |
| 4750 ends_in_white(lnum) | |
| 4751 linenr_T lnum; | |
| 4752 { | |
| 4753 char_u *s = ml_get(lnum); | |
| 4754 size_t l; | |
| 4755 | |
| 4756 if (*s == NUL) | |
| 4757 return FALSE; | |
| 4758 /* Don't use STRLEN() inside vim_iswhite(), SAS/C complains: "macro | |
| 4759 * invocation may call function multiple times". */ | |
| 4760 l = STRLEN(s) - 1; | |
| 4761 return vim_iswhite(s[l]); | |
| 4762 } | |
| 4763 | |
| 4764 /* | |
| 4765 * Blank lines, and lines containing only the comment leader, are left | |
| 4766 * untouched by the formatting. The function returns TRUE in this | |
| 4767 * case. It also returns TRUE when a line starts with the end of a comment | |
| 4768 * ('e' in comment flags), so that this line is skipped, and not joined to the | |
| 4769 * previous line. A new paragraph starts after a blank line, or when the | |
| 4770 * comment leader changes -- webb. | |
| 4771 */ | |
| 4772 #ifdef FEAT_COMMENTS | |
| 4773 static int | |
| 4774 fmt_check_par(lnum, leader_len, leader_flags, do_comments) | |
| 4775 linenr_T lnum; | |
| 4776 int *leader_len; | |
| 4777 char_u **leader_flags; | |
| 4778 int do_comments; | |
| 4779 { | |
| 4780 char_u *flags = NULL; /* init for GCC */ | |
| 4781 char_u *ptr; | |
| 4782 | |
| 4783 ptr = ml_get(lnum); | |
| 4784 if (do_comments) | |
| 4785 *leader_len = get_leader_len(ptr, leader_flags, FALSE); | |
| 4786 else | |
| 4787 *leader_len = 0; | |
| 4788 | |
| 4789 if (*leader_len > 0) | |
| 4790 { | |
| 4791 /* | |
| 4792 * Search for 'e' flag in comment leader flags. | |
| 4793 */ | |
| 4794 flags = *leader_flags; | |
| 4795 while (*flags && *flags != ':' && *flags != COM_END) | |
| 4796 ++flags; | |
| 4797 } | |
| 4798 | |
| 4799 return (*skipwhite(ptr + *leader_len) == NUL | |
| 4800 || (*leader_len > 0 && *flags == COM_END) | |
| 4801 || startPS(lnum, NUL, FALSE)); | |
| 4802 } | |
| 4803 #else | |
| 4804 static int | |
| 4805 fmt_check_par(lnum) | |
| 4806 linenr_T lnum; | |
| 4807 { | |
| 4808 return (*skipwhite(ml_get(lnum)) == NUL || startPS(lnum, NUL, FALSE)); | |
| 4809 } | |
| 4810 #endif | |
| 4811 | |
| 4812 /* | |
| 4813 * Return TRUE when a paragraph starts in line "lnum". Return FALSE when the | |
| 4814 * previous line is in the same paragraph. Used for auto-formatting. | |
| 4815 */ | |
| 4816 int | |
| 4817 paragraph_start(lnum) | |
| 4818 linenr_T lnum; | |
| 4819 { | |
| 4820 char_u *p; | |
| 4821 #ifdef FEAT_COMMENTS | |
| 4822 int leader_len = 0; /* leader len of current line */ | |
| 4823 char_u *leader_flags = NULL; /* flags for leader of current line */ | |
| 4824 int next_leader_len; /* leader len of next line */ | |
| 4825 char_u *next_leader_flags; /* flags for leader of next line */ | |
| 4826 int do_comments; /* format comments */ | |
| 4827 #endif | |
| 4828 | |
| 4829 if (lnum <= 1) | |
| 4830 return TRUE; /* start of the file */ | |
| 4831 | |
| 4832 p = ml_get(lnum - 1); | |
| 4833 if (*p == NUL) | |
| 4834 return TRUE; /* after empty line */ | |
| 4835 | |
| 4836 #ifdef FEAT_COMMENTS | |
| 4837 do_comments = has_format_option(FO_Q_COMS); | |
| 4838 #endif | |
| 4839 if (fmt_check_par(lnum - 1 | |
| 4840 #ifdef FEAT_COMMENTS | |
| 4841 , &leader_len, &leader_flags, do_comments | |
| 4842 #endif | |
| 4843 )) | |
| 4844 return TRUE; /* after non-paragraph line */ | |
| 4845 | |
| 4846 if (fmt_check_par(lnum | |
| 4847 #ifdef FEAT_COMMENTS | |
| 4848 , &next_leader_len, &next_leader_flags, do_comments | |
| 4849 #endif | |
| 4850 )) | |
| 4851 return TRUE; /* "lnum" is not a paragraph line */ | |
| 4852 | |
| 4853 if (has_format_option(FO_WHITE_PAR) && !ends_in_white(lnum - 1)) | |
| 4854 return TRUE; /* missing trailing space in previous line. */ | |
| 4855 | |
| 4856 if (has_format_option(FO_Q_NUMBER) && (get_number_indent(lnum) > 0)) | |
| 4857 return TRUE; /* numbered item starts in "lnum". */ | |
| 4858 | |
| 4859 #ifdef FEAT_COMMENTS | |
| 4860 if (!same_leader(lnum - 1, leader_len, leader_flags, | |
| 4861 next_leader_len, next_leader_flags)) | |
| 4862 return TRUE; /* change of comment leader. */ | |
| 4863 #endif | |
| 4864 | |
| 4865 return FALSE; | |
| 4866 } | |
| 4867 | |
| 4868 #ifdef FEAT_VISUAL | |
| 4869 /* | |
| 4870 * prepare a few things for block mode yank/delete/tilde | |
| 4871 * | |
| 4872 * for delete: | |
| 4873 * - textlen includes the first/last char to be (partly) deleted | |
| 4874 * - start/endspaces is the number of columns that are taken by the | |
| 4875 * first/last deleted char minus the number of columns that have to be | |
| 1839 | 4876 * deleted. |
| 4877 * for yank and tilde: | |
| 7 | 4878 * - textlen includes the first/last char to be wholly yanked |
| 4879 * - start/endspaces is the number of columns of the first/last yanked char | |
| 4880 * that are to be yanked. | |
| 4881 */ | |
| 4882 static void | |
| 4883 block_prep(oap, bdp, lnum, is_del) | |
| 4884 oparg_T *oap; | |
| 4885 struct block_def *bdp; | |
| 4886 linenr_T lnum; | |
| 4887 int is_del; | |
| 4888 { | |
| 4889 int incr = 0; | |
| 4890 char_u *pend; | |
| 4891 char_u *pstart; | |
| 4892 char_u *line; | |
| 4893 char_u *prev_pstart; | |
| 4894 char_u *prev_pend; | |
| 4895 | |
| 4896 bdp->startspaces = 0; | |
| 4897 bdp->endspaces = 0; | |
| 4898 bdp->textlen = 0; | |
| 4899 bdp->start_vcol = 0; | |
| 4900 bdp->end_vcol = 0; | |
| 4901 #ifdef FEAT_VISUALEXTRA | |
| 4902 bdp->is_short = FALSE; | |
| 4903 bdp->is_oneChar = FALSE; | |
| 4904 bdp->pre_whitesp = 0; | |
| 4905 bdp->pre_whitesp_c = 0; | |
| 4906 bdp->end_char_vcols = 0; | |
| 4907 #endif | |
| 4908 bdp->start_char_vcols = 0; | |
| 4909 | |
| 4910 line = ml_get(lnum); | |
| 4911 pstart = line; | |
| 4912 prev_pstart = line; | |
| 4913 while (bdp->start_vcol < oap->start_vcol && *pstart) | |
| 4914 { | |
| 4915 /* Count a tab for what it's worth (if list mode not on) */ | |
| 4916 incr = lbr_chartabsize(pstart, (colnr_T)bdp->start_vcol); | |
| 4917 bdp->start_vcol += incr; | |
| 4918 #ifdef FEAT_VISUALEXTRA | |
| 4919 if (vim_iswhite(*pstart)) | |
| 4920 { | |
| 4921 bdp->pre_whitesp += incr; | |
| 4922 bdp->pre_whitesp_c++; | |
| 4923 } | |
| 4924 else | |
| 4925 { | |
| 4926 bdp->pre_whitesp = 0; | |
| 4927 bdp->pre_whitesp_c = 0; | |
| 4928 } | |
| 4929 #endif | |
| 4930 prev_pstart = pstart; | |
| 39 | 4931 mb_ptr_adv(pstart); |
| 7 | 4932 } |
| 4933 bdp->start_char_vcols = incr; | |
| 4934 if (bdp->start_vcol < oap->start_vcol) /* line too short */ | |
| 4935 { | |
| 4936 bdp->end_vcol = bdp->start_vcol; | |
| 4937 #ifdef FEAT_VISUALEXTRA | |
| 4938 bdp->is_short = TRUE; | |
| 4939 #endif | |
| 4940 if (!is_del || oap->op_type == OP_APPEND) | |
| 4941 bdp->endspaces = oap->end_vcol - oap->start_vcol + 1; | |
| 4942 } | |
| 4943 else | |
| 4944 { | |
| 4945 /* notice: this converts partly selected Multibyte characters to | |
| 4946 * spaces, too. */ | |
| 4947 bdp->startspaces = bdp->start_vcol - oap->start_vcol; | |
| 4948 if (is_del && bdp->startspaces) | |
| 4949 bdp->startspaces = bdp->start_char_vcols - bdp->startspaces; | |
| 4950 pend = pstart; | |
| 4951 bdp->end_vcol = bdp->start_vcol; | |
| 4952 if (bdp->end_vcol > oap->end_vcol) /* it's all in one character */ | |
| 4953 { | |
| 4954 #ifdef FEAT_VISUALEXTRA | |
| 4955 bdp->is_oneChar = TRUE; | |
| 4956 #endif | |
| 4957 if (oap->op_type == OP_INSERT) | |
| 4958 bdp->endspaces = bdp->start_char_vcols - bdp->startspaces; | |
| 4959 else if (oap->op_type == OP_APPEND) | |
| 4960 { | |
| 4961 bdp->startspaces += oap->end_vcol - oap->start_vcol + 1; | |
| 4962 bdp->endspaces = bdp->start_char_vcols - bdp->startspaces; | |
| 4963 } | |
| 4964 else | |
| 4965 { | |
| 4966 bdp->startspaces = oap->end_vcol - oap->start_vcol + 1; | |
| 4967 if (is_del && oap->op_type != OP_LSHIFT) | |
| 4968 { | |
| 4969 /* just putting the sum of those two into | |
| 4970 * bdp->startspaces doesn't work for Visual replace, | |
| 4971 * so we have to split the tab in two */ | |
| 4972 bdp->startspaces = bdp->start_char_vcols | |
| 4973 - (bdp->start_vcol - oap->start_vcol); | |
| 4974 bdp->endspaces = bdp->end_vcol - oap->end_vcol - 1; | |
| 4975 } | |
| 4976 } | |
| 4977 } | |
| 4978 else | |
| 4979 { | |
| 4980 prev_pend = pend; | |
| 4981 while (bdp->end_vcol <= oap->end_vcol && *pend != NUL) | |
| 4982 { | |
| 4983 /* Count a tab for what it's worth (if list mode not on) */ | |
| 4984 prev_pend = pend; | |
| 4985 incr = lbr_chartabsize_adv(&pend, (colnr_T)bdp->end_vcol); | |
| 4986 bdp->end_vcol += incr; | |
| 4987 } | |
| 4988 if (bdp->end_vcol <= oap->end_vcol | |
| 4989 && (!is_del | |
| 4990 || oap->op_type == OP_APPEND | |
| 4991 || oap->op_type == OP_REPLACE)) /* line too short */ | |
| 4992 { | |
| 4993 #ifdef FEAT_VISUALEXTRA | |
| 4994 bdp->is_short = TRUE; | |
| 4995 #endif | |
| 4996 /* Alternative: include spaces to fill up the block. | |
| 4997 * Disadvantage: can lead to trailing spaces when the line is | |
| 4998 * short where the text is put */ | |
| 4999 /* if (!is_del || oap->op_type == OP_APPEND) */ | |
| 5000 if (oap->op_type == OP_APPEND || virtual_op) | |
| 5001 bdp->endspaces = oap->end_vcol - bdp->end_vcol | |
| 593 | 5002 + oap->inclusive; |
| 7 | 5003 else |
| 5004 bdp->endspaces = 0; /* replace doesn't add characters */ | |
| 5005 } | |
| 5006 else if (bdp->end_vcol > oap->end_vcol) | |
| 5007 { | |
| 5008 bdp->endspaces = bdp->end_vcol - oap->end_vcol - 1; | |
| 5009 if (!is_del && bdp->endspaces) | |
| 5010 { | |
| 5011 bdp->endspaces = incr - bdp->endspaces; | |
| 5012 if (pend != pstart) | |
| 5013 pend = prev_pend; | |
| 5014 } | |
| 5015 } | |
| 5016 } | |
| 5017 #ifdef FEAT_VISUALEXTRA | |
| 5018 bdp->end_char_vcols = incr; | |
| 5019 #endif | |
| 5020 if (is_del && bdp->startspaces) | |
| 5021 pstart = prev_pstart; | |
| 5022 bdp->textlen = (int)(pend - pstart); | |
| 5023 } | |
| 5024 bdp->textcol = (colnr_T) (pstart - line); | |
| 5025 bdp->textstart = pstart; | |
| 5026 } | |
| 5027 #endif /* FEAT_VISUAL */ | |
| 5028 | |
| 5029 #ifdef FEAT_RIGHTLEFT | |
| 5030 static void reverse_line __ARGS((char_u *s)); | |
| 5031 | |
| 5032 static void | |
| 5033 reverse_line(s) | |
| 5034 char_u *s; | |
| 5035 { | |
| 5036 int i, j; | |
| 5037 char_u c; | |
| 5038 | |
| 5039 if ((i = (int)STRLEN(s) - 1) <= 0) | |
| 5040 return; | |
| 5041 | |
| 5042 curwin->w_cursor.col = i - curwin->w_cursor.col; | |
| 5043 for (j = 0; j < i; j++, i--) | |
| 5044 { | |
| 5045 c = s[i]; s[i] = s[j]; s[j] = c; | |
| 5046 } | |
| 5047 } | |
| 5048 | |
| 5049 # define RLADDSUBFIX(ptr) if (curwin->w_p_rl) reverse_line(ptr); | |
| 5050 #else | |
| 5051 # define RLADDSUBFIX(ptr) | |
| 5052 #endif | |
| 5053 | |
| 5054 /* | |
| 5055 * add or subtract 'Prenum1' from a number in a line | |
| 5056 * 'command' is CTRL-A for add, CTRL-X for subtract | |
| 5057 * | |
| 5058 * return FAIL for failure, OK otherwise | |
| 5059 */ | |
| 5060 int | |
| 5061 do_addsub(command, Prenum1) | |
| 5062 int command; | |
| 5063 linenr_T Prenum1; | |
| 5064 { | |
| 5065 int col; | |
| 5066 char_u *buf1; | |
| 5067 char_u buf2[NUMBUFLEN]; | |
| 5068 int hex; /* 'X' or 'x': hex; '0': octal */ | |
| 5069 static int hexupper = FALSE; /* 0xABC */ | |
| 835 | 5070 unsigned long n; |
| 7 | 5071 long_u oldn; |
| 5072 char_u *ptr; | |
| 5073 int c; | |
| 5074 int length = 0; /* character length of the number */ | |
| 5075 int todel; | |
| 5076 int dohex; | |
| 5077 int dooct; | |
| 5078 int doalp; | |
| 5079 int firstdigit; | |
| 5080 int negative; | |
| 5081 int subtract; | |
| 5082 | |
| 5083 dohex = (vim_strchr(curbuf->b_p_nf, 'x') != NULL); /* "heX" */ | |
| 5084 dooct = (vim_strchr(curbuf->b_p_nf, 'o') != NULL); /* "Octal" */ | |
| 5085 doalp = (vim_strchr(curbuf->b_p_nf, 'p') != NULL); /* "alPha" */ | |
| 5086 | |
| 5087 ptr = ml_get_curline(); | |
| 5088 RLADDSUBFIX(ptr); | |
| 5089 | |
| 5090 /* | |
| 5091 * First check if we are on a hexadecimal number, after the "0x". | |
| 5092 */ | |
| 5093 col = curwin->w_cursor.col; | |
| 5094 if (dohex) | |
| 5095 while (col > 0 && vim_isxdigit(ptr[col])) | |
| 5096 --col; | |
| 5097 if ( dohex | |
| 5098 && col > 0 | |
| 5099 && (ptr[col] == 'X' | |
| 5100 || ptr[col] == 'x') | |
| 5101 && ptr[col - 1] == '0' | |
| 5102 && vim_isxdigit(ptr[col + 1])) | |
| 5103 { | |
| 5104 /* | |
| 5105 * Found hexadecimal number, move to its start. | |
| 5106 */ | |
| 5107 --col; | |
| 5108 } | |
| 5109 else | |
| 5110 { | |
| 5111 /* | |
| 5112 * Search forward and then backward to find the start of number. | |
| 5113 */ | |
| 5114 col = curwin->w_cursor.col; | |
| 5115 | |
| 5116 while (ptr[col] != NUL | |
| 5117 && !vim_isdigit(ptr[col]) | |
| 5118 && !(doalp && ASCII_ISALPHA(ptr[col]))) | |
| 5119 ++col; | |
| 5120 | |
| 5121 while (col > 0 | |
| 5122 && vim_isdigit(ptr[col - 1]) | |
| 5123 && !(doalp && ASCII_ISALPHA(ptr[col]))) | |
| 5124 --col; | |
| 5125 } | |
| 5126 | |
| 5127 /* | |
| 5128 * If a number was found, and saving for undo works, replace the number. | |
| 5129 */ | |
| 5130 firstdigit = ptr[col]; | |
| 5131 RLADDSUBFIX(ptr); | |
| 5132 if ((!VIM_ISDIGIT(firstdigit) && !(doalp && ASCII_ISALPHA(firstdigit))) | |
| 5133 || u_save_cursor() != OK) | |
| 5134 { | |
| 5135 beep_flush(); | |
| 5136 return FAIL; | |
| 5137 } | |
| 5138 | |
| 5139 /* get ptr again, because u_save() may have changed it */ | |
| 5140 ptr = ml_get_curline(); | |
| 5141 RLADDSUBFIX(ptr); | |
| 5142 | |
| 5143 if (doalp && ASCII_ISALPHA(firstdigit)) | |
| 5144 { | |
| 5145 /* decrement or increment alphabetic character */ | |
| 5146 if (command == Ctrl_X) | |
| 5147 { | |
| 5148 if (CharOrd(firstdigit) < Prenum1) | |
| 5149 { | |
| 5150 if (isupper(firstdigit)) | |
| 5151 firstdigit = 'A'; | |
| 5152 else | |
| 5153 firstdigit = 'a'; | |
| 5154 } | |
| 5155 else | |
| 5156 #ifdef EBCDIC | |
| 5157 firstdigit = EBCDIC_CHAR_ADD(firstdigit, -Prenum1); | |
| 5158 #else | |
| 5159 firstdigit -= Prenum1; | |
| 5160 #endif | |
| 5161 } | |
| 5162 else | |
| 5163 { | |
| 5164 if (26 - CharOrd(firstdigit) - 1 < Prenum1) | |
| 5165 { | |
| 5166 if (isupper(firstdigit)) | |
| 5167 firstdigit = 'Z'; | |
| 5168 else | |
| 5169 firstdigit = 'z'; | |
| 5170 } | |
| 5171 else | |
| 5172 #ifdef EBCDIC | |
| 5173 firstdigit = EBCDIC_CHAR_ADD(firstdigit, Prenum1); | |
| 5174 #else | |
| 5175 firstdigit += Prenum1; | |
| 5176 #endif | |
| 5177 } | |
| 5178 curwin->w_cursor.col = col; | |
| 5179 (void)del_char(FALSE); | |
| 5180 ins_char(firstdigit); | |
| 5181 } | |
| 5182 else | |
| 5183 { | |
| 5184 negative = FALSE; | |
| 5185 if (col > 0 && ptr[col - 1] == '-') /* negative number */ | |
| 5186 { | |
| 5187 --col; | |
| 5188 negative = TRUE; | |
| 5189 } | |
| 5190 | |
| 5191 /* get the number value (unsigned) */ | |
| 5192 vim_str2nr(ptr + col, &hex, &length, dooct, dohex, NULL, &n); | |
| 5193 | |
| 5194 /* ignore leading '-' for hex and octal numbers */ | |
| 5195 if (hex && negative) | |
| 5196 { | |
| 5197 ++col; | |
| 5198 --length; | |
| 5199 negative = FALSE; | |
| 5200 } | |
| 5201 | |
| 5202 /* add or subtract */ | |
| 5203 subtract = FALSE; | |
| 5204 if (command == Ctrl_X) | |
| 5205 subtract ^= TRUE; | |
| 5206 if (negative) | |
| 5207 subtract ^= TRUE; | |
| 5208 | |
| 5209 oldn = n; | |
| 5210 if (subtract) | |
| 5211 n -= (unsigned long)Prenum1; | |
| 5212 else | |
| 5213 n += (unsigned long)Prenum1; | |
| 5214 | |
| 5215 /* handle wraparound for decimal numbers */ | |
| 5216 if (!hex) | |
| 5217 { | |
| 5218 if (subtract) | |
| 5219 { | |
| 5220 if (n > oldn) | |
| 5221 { | |
| 5222 n = 1 + (n ^ (unsigned long)-1); | |
| 5223 negative ^= TRUE; | |
| 5224 } | |
| 5225 } | |
| 5226 else /* add */ | |
| 5227 { | |
| 5228 if (n < oldn) | |
| 5229 { | |
| 5230 n = (n ^ (unsigned long)-1); | |
| 5231 negative ^= TRUE; | |
| 5232 } | |
| 5233 } | |
| 5234 if (n == 0) | |
| 5235 negative = FALSE; | |
| 5236 } | |
| 5237 | |
| 5238 /* | |
| 5239 * Delete the old number. | |
| 5240 */ | |
| 5241 curwin->w_cursor.col = col; | |
| 5242 todel = length; | |
| 5243 c = gchar_cursor(); | |
| 5244 /* | |
| 5245 * Don't include the '-' in the length, only the length of the part | |
| 5246 * after it is kept the same. | |
| 5247 */ | |
| 5248 if (c == '-') | |
| 5249 --length; | |
| 5250 while (todel-- > 0) | |
| 5251 { | |
| 5252 if (c < 0x100 && isalpha(c)) | |
| 5253 { | |
| 5254 if (isupper(c)) | |
| 5255 hexupper = TRUE; | |
| 5256 else | |
| 5257 hexupper = FALSE; | |
| 5258 } | |
| 5259 /* del_char() will mark line needing displaying */ | |
| 5260 (void)del_char(FALSE); | |
| 5261 c = gchar_cursor(); | |
| 5262 } | |
| 5263 | |
| 5264 /* | |
| 5265 * Prepare the leading characters in buf1[]. | |
| 5266 * When there are many leading zeros it could be very long. Allocate | |
| 5267 * a bit too much. | |
| 5268 */ | |
| 5269 buf1 = alloc((unsigned)length + NUMBUFLEN); | |
| 5270 if (buf1 == NULL) | |
| 5271 return FAIL; | |
| 5272 ptr = buf1; | |
| 5273 if (negative) | |
| 5274 { | |
| 5275 *ptr++ = '-'; | |
| 5276 } | |
| 5277 if (hex) | |
| 5278 { | |
| 5279 *ptr++ = '0'; | |
| 5280 --length; | |
| 5281 } | |
| 5282 if (hex == 'x' || hex == 'X') | |
| 5283 { | |
| 5284 *ptr++ = hex; | |
| 5285 --length; | |
| 5286 } | |
| 5287 | |
| 5288 /* | |
| 5289 * Put the number characters in buf2[]. | |
| 5290 */ | |
| 5291 if (hex == 0) | |
| 5292 sprintf((char *)buf2, "%lu", n); | |
| 5293 else if (hex == '0') | |
| 5294 sprintf((char *)buf2, "%lo", n); | |
| 5295 else if (hex && hexupper) | |
| 5296 sprintf((char *)buf2, "%lX", n); | |
| 5297 else | |
| 5298 sprintf((char *)buf2, "%lx", n); | |
| 5299 length -= (int)STRLEN(buf2); | |
| 5300 | |
| 5301 /* | |
| 39 | 5302 * Adjust number of zeros to the new number of digits, so the |
| 5303 * total length of the number remains the same. | |
| 5304 * Don't do this when | |
| 5305 * the result may look like an octal number. | |
| 7 | 5306 */ |
| 39 | 5307 if (firstdigit == '0' && !(dooct && hex == 0)) |
| 7 | 5308 while (length-- > 0) |
| 5309 *ptr++ = '0'; | |
| 5310 *ptr = NUL; | |
| 5311 STRCAT(buf1, buf2); | |
| 5312 ins_str(buf1); /* insert the new number */ | |
| 5313 vim_free(buf1); | |
| 5314 } | |
| 5315 --curwin->w_cursor.col; | |
| 5316 curwin->w_set_curswant = TRUE; | |
| 5317 #ifdef FEAT_RIGHTLEFT | |
| 5318 ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE); | |
| 5319 RLADDSUBFIX(ptr); | |
| 5320 #endif | |
| 5321 return OK; | |
| 5322 } | |
| 5323 | |
| 5324 #ifdef FEAT_VIMINFO | |
| 5325 int | |
| 5326 read_viminfo_register(virp, force) | |
| 5327 vir_T *virp; | |
| 5328 int force; | |
| 5329 { | |
| 5330 int eof; | |
| 5331 int do_it = TRUE; | |
| 5332 int size; | |
| 5333 int limit; | |
| 5334 int i; | |
| 5335 int set_prev = FALSE; | |
| 5336 char_u *str; | |
| 5337 char_u **array = NULL; | |
| 5338 | |
| 5339 /* We only get here (hopefully) if line[0] == '"' */ | |
| 5340 str = virp->vir_line + 1; | |
| 1893 | 5341 |
| 5342 /* If the line starts with "" this is the y_previous register. */ | |
| 7 | 5343 if (*str == '"') |
| 5344 { | |
| 5345 set_prev = TRUE; | |
| 5346 str++; | |
| 5347 } | |
| 1893 | 5348 |
| 7 | 5349 if (!ASCII_ISALNUM(*str) && *str != '-') |
| 5350 { | |
| 5351 if (viminfo_error("E577: ", _("Illegal register name"), virp->vir_line)) | |
| 5352 return TRUE; /* too many errors, pretend end-of-file */ | |
| 5353 do_it = FALSE; | |
| 5354 } | |
| 5355 get_yank_register(*str++, FALSE); | |
| 5356 if (!force && y_current->y_array != NULL) | |
| 5357 do_it = FALSE; | |
| 1893 | 5358 |
| 5359 if (*str == '@') | |
| 5360 { | |
| 5361 /* "x@: register x used for @@ */ | |
| 5362 if (force || execreg_lastc == NUL) | |
| 5363 execreg_lastc = str[-1]; | |
| 5364 } | |
| 5365 | |
| 7 | 5366 size = 0; |
| 5367 limit = 100; /* Optimized for registers containing <= 100 lines */ | |
| 5368 if (do_it) | |
| 5369 { | |
| 5370 if (set_prev) | |
| 5371 y_previous = y_current; | |
| 5372 vim_free(y_current->y_array); | |
| 5373 array = y_current->y_array = | |
| 5374 (char_u **)alloc((unsigned)(limit * sizeof(char_u *))); | |
| 1893 | 5375 str = skipwhite(skiptowhite(str)); |
| 7 | 5376 if (STRNCMP(str, "CHAR", 4) == 0) |
| 5377 y_current->y_type = MCHAR; | |
| 5378 #ifdef FEAT_VISUAL | |
| 5379 else if (STRNCMP(str, "BLOCK", 5) == 0) | |
| 5380 y_current->y_type = MBLOCK; | |
| 5381 #endif | |
| 5382 else | |
| 5383 y_current->y_type = MLINE; | |
| 5384 /* get the block width; if it's missing we get a zero, which is OK */ | |
| 5385 str = skipwhite(skiptowhite(str)); | |
| 5386 #ifdef FEAT_VISUAL | |
| 5387 y_current->y_width = getdigits(&str); | |
| 5388 #else | |
| 5389 (void)getdigits(&str); | |
| 5390 #endif | |
| 5391 } | |
| 5392 | |
| 5393 while (!(eof = viminfo_readline(virp)) | |
| 5394 && (virp->vir_line[0] == TAB || virp->vir_line[0] == '<')) | |
| 5395 { | |
| 5396 if (do_it) | |
| 5397 { | |
| 5398 if (size >= limit) | |
| 5399 { | |
| 5400 y_current->y_array = (char_u **) | |
| 5401 alloc((unsigned)(limit * 2 * sizeof(char_u *))); | |
| 5402 for (i = 0; i < limit; i++) | |
| 5403 y_current->y_array[i] = array[i]; | |
| 5404 vim_free(array); | |
| 5405 limit *= 2; | |
| 5406 array = y_current->y_array; | |
| 5407 } | |
| 5408 str = viminfo_readstring(virp, 1, TRUE); | |
| 5409 if (str != NULL) | |
| 5410 array[size++] = str; | |
| 5411 else | |
| 5412 do_it = FALSE; | |
| 5413 } | |
| 5414 } | |
| 5415 if (do_it) | |
| 5416 { | |
| 5417 if (size == 0) | |
| 5418 { | |
| 5419 vim_free(array); | |
| 5420 y_current->y_array = NULL; | |
| 5421 } | |
| 5422 else if (size < limit) | |
| 5423 { | |
| 5424 y_current->y_array = | |
| 5425 (char_u **)alloc((unsigned)(size * sizeof(char_u *))); | |
| 5426 for (i = 0; i < size; i++) | |
| 5427 y_current->y_array[i] = array[i]; | |
| 5428 vim_free(array); | |
| 5429 } | |
| 5430 y_current->y_size = size; | |
| 5431 } | |
| 5432 return eof; | |
| 5433 } | |
| 5434 | |
| 5435 void | |
| 5436 write_viminfo_registers(fp) | |
| 5437 FILE *fp; | |
| 5438 { | |
| 5439 int i, j; | |
| 5440 char_u *type; | |
| 5441 char_u c; | |
| 5442 int num_lines; | |
| 5443 int max_num_lines; | |
| 5444 int max_kbyte; | |
| 5445 long len; | |
| 5446 | |
| 5447 fprintf(fp, _("\n# Registers:\n")); | |
| 5448 | |
| 5449 /* Get '<' value, use old '"' value if '<' is not found. */ | |
| 5450 max_num_lines = get_viminfo_parameter('<'); | |
| 5451 if (max_num_lines < 0) | |
| 5452 max_num_lines = get_viminfo_parameter('"'); | |
| 5453 if (max_num_lines == 0) | |
| 5454 return; | |
| 5455 max_kbyte = get_viminfo_parameter('s'); | |
| 5456 if (max_kbyte == 0) | |
| 5457 return; | |
| 1893 | 5458 |
| 7 | 5459 for (i = 0; i < NUM_REGISTERS; i++) |
| 5460 { | |
| 5461 if (y_regs[i].y_array == NULL) | |
| 5462 continue; | |
| 5463 #ifdef FEAT_CLIPBOARD | |
| 5464 /* Skip '*'/'+' register, we don't want them back next time */ | |
| 5465 if (i == STAR_REGISTER || i == PLUS_REGISTER) | |
| 5466 continue; | |
| 5467 #endif | |
| 5468 #ifdef FEAT_DND | |
| 5469 /* Neither do we want the '~' register */ | |
| 5470 if (i == TILDE_REGISTER) | |
| 5471 continue; | |
| 5472 #endif | |
| 55 | 5473 /* Skip empty registers. */ |
| 7 | 5474 num_lines = y_regs[i].y_size; |
| 55 | 5475 if (num_lines == 0 |
| 5476 || (num_lines == 1 && y_regs[i].y_type == MCHAR | |
| 5477 && STRLEN(y_regs[i].y_array[0]) == 0)) | |
| 5478 continue; | |
| 5479 | |
| 7 | 5480 if (max_kbyte > 0) |
| 5481 { | |
| 5482 /* Skip register if there is more text than the maximum size. */ | |
| 5483 len = 0; | |
| 5484 for (j = 0; j < num_lines; j++) | |
| 835 | 5485 len += (long)STRLEN(y_regs[i].y_array[j]) + 1L; |
| 7 | 5486 if (len > (long)max_kbyte * 1024L) |
| 5487 continue; | |
| 5488 } | |
| 5489 | |
| 5490 switch (y_regs[i].y_type) | |
| 5491 { | |
| 5492 case MLINE: | |
| 5493 type = (char_u *)"LINE"; | |
| 5494 break; | |
| 5495 case MCHAR: | |
| 5496 type = (char_u *)"CHAR"; | |
| 5497 break; | |
| 5498 #ifdef FEAT_VISUAL | |
| 5499 case MBLOCK: | |
| 5500 type = (char_u *)"BLOCK"; | |
| 5501 break; | |
| 5502 #endif | |
| 5503 default: | |
| 5504 sprintf((char *)IObuff, _("E574: Unknown register type %d"), | |
| 274 | 5505 y_regs[i].y_type); |
| 7 | 5506 emsg(IObuff); |
| 5507 type = (char_u *)"LINE"; | |
| 5508 break; | |
| 5509 } | |
| 5510 if (y_previous == &y_regs[i]) | |
| 5511 fprintf(fp, "\""); | |
| 5512 c = get_register_name(i); | |
| 1893 | 5513 fprintf(fp, "\"%c", c); |
| 5514 if (c == execreg_lastc) | |
| 5515 fprintf(fp, "@"); | |
| 5516 fprintf(fp, "\t%s\t%d\n", type, | |
| 7 | 5517 #ifdef FEAT_VISUAL |
| 5518 (int)y_regs[i].y_width | |
| 5519 #else | |
| 5520 0 | |
| 5521 #endif | |
| 5522 ); | |
| 5523 | |
| 5524 /* If max_num_lines < 0, then we save ALL the lines in the register */ | |
| 5525 if (max_num_lines > 0 && num_lines > max_num_lines) | |
| 5526 num_lines = max_num_lines; | |
| 5527 for (j = 0; j < num_lines; j++) | |
| 5528 { | |
| 5529 putc('\t', fp); | |
| 5530 viminfo_writestring(fp, y_regs[i].y_array[j]); | |
| 5531 } | |
| 5532 } | |
| 5533 } | |
| 5534 #endif /* FEAT_VIMINFO */ | |
| 5535 | |
| 5536 #if defined(FEAT_CLIPBOARD) || defined(PROTO) | |
| 5537 /* | |
| 5538 * SELECTION / PRIMARY ('*') | |
| 5539 * | |
| 5540 * Text selection stuff that uses the GUI selection register '*'. When using a | |
| 5541 * GUI this may be text from another window, otherwise it is the last text we | |
| 5542 * had highlighted with VIsual mode. With mouse support, clicking the middle | |
| 5543 * button performs the paste, otherwise you will need to do <"*p>. " | |
| 5544 * If not under X, it is synonymous with the clipboard register '+'. | |
| 5545 * | |
| 5546 * X CLIPBOARD ('+') | |
| 5547 * | |
| 5548 * Text selection stuff that uses the GUI clipboard register '+'. | |
| 5549 * Under X, this matches the standard cut/paste buffer CLIPBOARD selection. | |
| 5550 * It will be used for unnamed cut/pasting is 'clipboard' contains "unnamed", | |
| 5551 * otherwise you will need to do <"+p>. " | |
| 5552 * If not under X, it is synonymous with the selection register '*'. | |
| 5553 */ | |
| 5554 | |
| 5555 /* | |
| 5556 * Routine to export any final X selection we had to the environment | |
| 5557 * so that the text is still available after vim has exited. X selections | |
| 5558 * only exist while the owning application exists, so we write to the | |
| 5559 * permanent (while X runs) store CUT_BUFFER0. | |
| 5560 * Dump the CLIPBOARD selection if we own it (it's logically the more | |
| 5561 * 'permanent' of the two), otherwise the PRIMARY one. | |
| 5562 * For now, use a hard-coded sanity limit of 1Mb of data. | |
| 5563 */ | |
| 5564 #if defined(FEAT_X11) && defined(FEAT_CLIPBOARD) | |
| 5565 void | |
| 5566 x11_export_final_selection() | |
| 5567 { | |
| 5568 Display *dpy; | |
| 5569 char_u *str = NULL; | |
| 5570 long_u len = 0; | |
| 5571 int motion_type = -1; | |
| 5572 | |
| 5573 # ifdef FEAT_GUI | |
| 5574 if (gui.in_use) | |
| 5575 dpy = X_DISPLAY; | |
| 5576 else | |
| 5577 # endif | |
| 5578 # ifdef FEAT_XCLIPBOARD | |
| 5579 dpy = xterm_dpy; | |
| 5580 # else | |
| 5581 return; | |
| 5582 # endif | |
| 5583 | |
| 5584 /* Get selection to export */ | |
| 5585 if (clip_plus.owned) | |
| 5586 motion_type = clip_convert_selection(&str, &len, &clip_plus); | |
| 5587 else if (clip_star.owned) | |
| 5588 motion_type = clip_convert_selection(&str, &len, &clip_star); | |
| 5589 | |
| 5590 /* Check it's OK */ | |
| 5591 if (dpy != NULL && str != NULL && motion_type >= 0 | |
| 5592 && len < 1024*1024 && len > 0) | |
| 5593 { | |
| 1924 | 5594 #ifdef FEAT_MBYTE |
| 5595 /* The CUT_BUFFER0 is supposed to always contain latin1. Convert from | |
| 5596 * 'enc' when it is a multi-byte encoding. When 'enc' is an 8-bit | |
| 5597 * encoding conversion usually doesn't work, so keep the text as-is. | |
| 5598 */ | |
| 5599 if (has_mbyte) | |
| 5600 { | |
| 5601 vimconv_T vc; | |
| 5602 | |
| 5603 vc.vc_type = CONV_NONE; | |
| 5604 if (convert_setup(&vc, p_enc, (char_u *)"latin1") == OK) | |
| 5605 { | |
|
2047
85da03763130
updated for version 7.2.333
Bram Moolenaar <bram@zimbu.org>
parents:
2007
diff
changeset
|
5606 int intlen = len; |
|
85da03763130
updated for version 7.2.333
Bram Moolenaar <bram@zimbu.org>
parents:
2007
diff
changeset
|
5607 char_u *conv_str; |
| 2007 | 5608 |
| 5609 conv_str = string_convert(&vc, str, &intlen); | |
| 5610 len = intlen; | |
| 1924 | 5611 if (conv_str != NULL) |
| 5612 { | |
| 5613 vim_free(str); | |
| 5614 str = conv_str; | |
| 5615 } | |
| 5616 convert_setup(&vc, NULL, NULL); | |
| 5617 } | |
| 5618 } | |
| 5619 #endif | |
| 7 | 5620 XStoreBuffer(dpy, (char *)str, (int)len, 0); |
| 5621 XFlush(dpy); | |
| 5622 } | |
| 5623 | |
| 5624 vim_free(str); | |
| 5625 } | |
| 5626 #endif | |
| 5627 | |
| 5628 void | |
| 5629 clip_free_selection(cbd) | |
| 5630 VimClipboard *cbd; | |
| 5631 { | |
| 5632 struct yankreg *y_ptr = y_current; | |
| 5633 | |
| 5634 if (cbd == &clip_plus) | |
| 5635 y_current = &y_regs[PLUS_REGISTER]; | |
| 5636 else | |
| 5637 y_current = &y_regs[STAR_REGISTER]; | |
| 5638 free_yank_all(); | |
| 5639 y_current->y_size = 0; | |
| 5640 y_current = y_ptr; | |
| 5641 } | |
| 5642 | |
| 5643 /* | |
| 5644 * Get the selected text and put it in the gui selection register '*' or '+'. | |
| 5645 */ | |
| 5646 void | |
| 5647 clip_get_selection(cbd) | |
| 5648 VimClipboard *cbd; | |
| 5649 { | |
| 5650 struct yankreg *old_y_previous, *old_y_current; | |
| 5651 pos_T old_cursor; | |
| 5652 #ifdef FEAT_VISUAL | |
| 5653 pos_T old_visual; | |
| 5654 int old_visual_mode; | |
| 5655 #endif | |
| 5656 colnr_T old_curswant; | |
| 5657 int old_set_curswant; | |
| 5658 pos_T old_op_start, old_op_end; | |
| 5659 oparg_T oa; | |
| 5660 cmdarg_T ca; | |
| 5661 | |
| 5662 if (cbd->owned) | |
| 5663 { | |
| 5664 if ((cbd == &clip_plus && y_regs[PLUS_REGISTER].y_array != NULL) | |
| 5665 || (cbd == &clip_star && y_regs[STAR_REGISTER].y_array != NULL)) | |
| 5666 return; | |
| 5667 | |
| 5668 /* Get the text between clip_star.start & clip_star.end */ | |
| 5669 old_y_previous = y_previous; | |
| 5670 old_y_current = y_current; | |
| 5671 old_cursor = curwin->w_cursor; | |
| 5672 old_curswant = curwin->w_curswant; | |
| 5673 old_set_curswant = curwin->w_set_curswant; | |
| 5674 old_op_start = curbuf->b_op_start; | |
| 5675 old_op_end = curbuf->b_op_end; | |
| 5676 #ifdef FEAT_VISUAL | |
| 5677 old_visual = VIsual; | |
| 5678 old_visual_mode = VIsual_mode; | |
| 5679 #endif | |
| 5680 clear_oparg(&oa); | |
| 5681 oa.regname = (cbd == &clip_plus ? '+' : '*'); | |
| 5682 oa.op_type = OP_YANK; | |
| 5683 vim_memset(&ca, 0, sizeof(ca)); | |
| 5684 ca.oap = &oa; | |
| 5685 ca.cmdchar = 'y'; | |
| 5686 ca.count1 = 1; | |
| 5687 ca.retval = CA_NO_ADJ_OP_END; | |
| 5688 do_pending_operator(&ca, 0, TRUE); | |
| 5689 y_previous = old_y_previous; | |
| 5690 y_current = old_y_current; | |
| 5691 curwin->w_cursor = old_cursor; | |
| 688 | 5692 changed_cline_bef_curs(); /* need to update w_virtcol et al */ |
| 7 | 5693 curwin->w_curswant = old_curswant; |
| 5694 curwin->w_set_curswant = old_set_curswant; | |
| 5695 curbuf->b_op_start = old_op_start; | |
| 5696 curbuf->b_op_end = old_op_end; | |
| 5697 #ifdef FEAT_VISUAL | |
| 5698 VIsual = old_visual; | |
| 5699 VIsual_mode = old_visual_mode; | |
| 5700 #endif | |
| 5701 } | |
| 5702 else | |
| 5703 { | |
| 5704 clip_free_selection(cbd); | |
| 5705 | |
| 5706 /* Try to get selected text from another window */ | |
| 5707 clip_gen_request_selection(cbd); | |
| 5708 } | |
| 5709 } | |
| 5710 | |
| 5711 /* Convert from the GUI selection string into the '*'/'+' register */ | |
| 5712 void | |
| 5713 clip_yank_selection(type, str, len, cbd) | |
| 5714 int type; | |
| 5715 char_u *str; | |
| 5716 long len; | |
| 5717 VimClipboard *cbd; | |
| 5718 { | |
| 5719 struct yankreg *y_ptr; | |
| 5720 | |
| 5721 if (cbd == &clip_plus) | |
| 5722 y_ptr = &y_regs[PLUS_REGISTER]; | |
| 5723 else | |
| 5724 y_ptr = &y_regs[STAR_REGISTER]; | |
| 5725 | |
| 5726 clip_free_selection(cbd); | |
| 5727 | |
| 5728 str_to_reg(y_ptr, type, str, len, 0L); | |
| 5729 } | |
| 5730 | |
| 5731 /* | |
| 5732 * Convert the '*'/'+' register into a GUI selection string returned in *str | |
| 5733 * with length *len. | |
| 5734 * Returns the motion type, or -1 for failure. | |
| 5735 */ | |
| 5736 int | |
| 5737 clip_convert_selection(str, len, cbd) | |
| 5738 char_u **str; | |
| 5739 long_u *len; | |
| 5740 VimClipboard *cbd; | |
| 5741 { | |
| 5742 char_u *p; | |
| 5743 int lnum; | |
| 5744 int i, j; | |
| 5745 int_u eolsize; | |
| 5746 struct yankreg *y_ptr; | |
| 5747 | |
| 5748 if (cbd == &clip_plus) | |
| 5749 y_ptr = &y_regs[PLUS_REGISTER]; | |
| 5750 else | |
| 5751 y_ptr = &y_regs[STAR_REGISTER]; | |
| 5752 | |
| 5753 #ifdef USE_CRNL | |
| 5754 eolsize = 2; | |
| 5755 #else | |
| 5756 eolsize = 1; | |
| 5757 #endif | |
| 5758 | |
| 5759 *str = NULL; | |
| 5760 *len = 0; | |
| 5761 if (y_ptr->y_array == NULL) | |
| 5762 return -1; | |
| 5763 | |
| 5764 for (i = 0; i < y_ptr->y_size; i++) | |
| 5765 *len += (long_u)STRLEN(y_ptr->y_array[i]) + eolsize; | |
| 5766 | |
| 5767 /* | |
| 5768 * Don't want newline character at end of last line if we're in MCHAR mode. | |
| 5769 */ | |
| 5770 if (y_ptr->y_type == MCHAR && *len >= eolsize) | |
| 5771 *len -= eolsize; | |
| 5772 | |
| 5773 p = *str = lalloc(*len + 1, TRUE); /* add one to avoid zero */ | |
| 5774 if (p == NULL) | |
| 5775 return -1; | |
| 5776 lnum = 0; | |
| 5777 for (i = 0, j = 0; i < (int)*len; i++, j++) | |
| 5778 { | |
| 5779 if (y_ptr->y_array[lnum][j] == '\n') | |
| 5780 p[i] = NUL; | |
| 5781 else if (y_ptr->y_array[lnum][j] == NUL) | |
| 5782 { | |
| 5783 #ifdef USE_CRNL | |
| 5784 p[i++] = '\r'; | |
| 5785 #endif | |
| 5786 #ifdef USE_CR | |
| 5787 p[i] = '\r'; | |
| 5788 #else | |
| 5789 p[i] = '\n'; | |
| 5790 #endif | |
| 5791 lnum++; | |
| 5792 j = -1; | |
| 5793 } | |
| 5794 else | |
| 5795 p[i] = y_ptr->y_array[lnum][j]; | |
| 5796 } | |
| 5797 return y_ptr->y_type; | |
| 5798 } | |
| 5799 | |
| 5800 | |
| 5801 # if defined(FEAT_VISUAL) || defined(FEAT_EVAL) | |
| 5802 /* | |
| 5803 * If we have written to a clipboard register, send the text to the clipboard. | |
| 5804 */ | |
| 5805 static void | |
| 5806 may_set_selection() | |
| 5807 { | |
| 5808 if (y_current == &(y_regs[STAR_REGISTER]) && clip_star.available) | |
| 5809 { | |
| 5810 clip_own_selection(&clip_star); | |
| 5811 clip_gen_set_selection(&clip_star); | |
| 5812 } | |
| 5813 else if (y_current == &(y_regs[PLUS_REGISTER]) && clip_plus.available) | |
| 5814 { | |
| 5815 clip_own_selection(&clip_plus); | |
| 5816 clip_gen_set_selection(&clip_plus); | |
| 5817 } | |
| 5818 } | |
| 5819 # endif | |
| 5820 | |
| 5821 #endif /* FEAT_CLIPBOARD || PROTO */ | |
| 5822 | |
| 5823 | |
| 5824 #if defined(FEAT_DND) || defined(PROTO) | |
| 5825 /* | |
| 5826 * Replace the contents of the '~' register with str. | |
| 5827 */ | |
| 5828 void | |
| 5829 dnd_yank_drag_data(str, len) | |
| 5830 char_u *str; | |
| 5831 long len; | |
| 5832 { | |
| 5833 struct yankreg *curr; | |
| 5834 | |
| 5835 curr = y_current; | |
| 5836 y_current = &y_regs[TILDE_REGISTER]; | |
| 5837 free_yank_all(); | |
| 5838 str_to_reg(y_current, MCHAR, str, len, 0L); | |
| 5839 y_current = curr; | |
| 5840 } | |
| 5841 #endif | |
| 5842 | |
| 5843 | |
| 5844 #if defined(FEAT_EVAL) || defined(PROTO) | |
| 5845 /* | |
| 5846 * Return the type of a register. | |
| 5847 * Used for getregtype() | |
| 5848 * Returns MAUTO for error. | |
| 5849 */ | |
| 5850 char_u | |
| 5851 get_reg_type(regname, reglen) | |
| 5852 int regname; | |
| 5853 long *reglen; | |
| 5854 { | |
| 5855 switch (regname) | |
| 5856 { | |
| 5857 case '%': /* file name */ | |
| 5858 case '#': /* alternate file name */ | |
| 5859 case '=': /* expression */ | |
| 5860 case ':': /* last command line */ | |
| 5861 case '/': /* last search-pattern */ | |
| 5862 case '.': /* last inserted text */ | |
| 5863 #ifdef FEAT_SEARCHPATH | |
| 5864 case Ctrl_F: /* Filename under cursor */ | |
| 5865 case Ctrl_P: /* Path under cursor, expand via "path" */ | |
| 5866 #endif | |
| 5867 case Ctrl_W: /* word under cursor */ | |
| 5868 case Ctrl_A: /* WORD (mnemonic All) under cursor */ | |
| 5869 case '_': /* black hole: always empty */ | |
| 5870 return MCHAR; | |
| 5871 } | |
| 5872 | |
| 5873 #ifdef FEAT_CLIPBOARD | |
| 5874 regname = may_get_selection(regname); | |
| 5875 #endif | |
| 5876 | |
| 5877 /* Should we check for a valid name? */ | |
| 5878 get_yank_register(regname, FALSE); | |
| 5879 | |
| 5880 if (y_current->y_array != NULL) | |
| 5881 { | |
| 5882 #ifdef FEAT_VISUAL | |
| 5883 if (reglen != NULL && y_current->y_type == MBLOCK) | |
| 5884 *reglen = y_current->y_width; | |
| 5885 #endif | |
| 5886 return y_current->y_type; | |
| 5887 } | |
| 5888 return MAUTO; | |
| 5889 } | |
| 5890 | |
| 5891 /* | |
| 5892 * Return the contents of a register as a single allocated string. | |
| 5893 * Used for "@r" in expressions and for getreg(). | |
| 5894 * Returns NULL for error. | |
| 5895 */ | |
| 5896 char_u * | |
| 283 | 5897 get_reg_contents(regname, allowexpr, expr_src) |
| 7 | 5898 int regname; |
| 283 | 5899 int allowexpr; /* allow "=" register */ |
| 5900 int expr_src; /* get expression for "=" register */ | |
| 7 | 5901 { |
| 5902 long i; | |
| 5903 char_u *retval; | |
| 5904 int allocated; | |
| 5905 long len; | |
| 5906 | |
| 5907 /* Don't allow using an expression register inside an expression */ | |
| 5908 if (regname == '=') | |
| 5909 { | |
| 5910 if (allowexpr) | |
| 283 | 5911 { |
| 5912 if (expr_src) | |
| 5913 return get_expr_line_src(); | |
| 7 | 5914 return get_expr_line(); |
| 283 | 5915 } |
| 7 | 5916 return NULL; |
| 5917 } | |
| 5918 | |
| 5919 if (regname == '@') /* "@@" is used for unnamed register */ | |
| 5920 regname = '"'; | |
| 5921 | |
| 5922 /* check for valid regname */ | |
| 5923 if (regname != NUL && !valid_yank_reg(regname, FALSE)) | |
| 5924 return NULL; | |
| 5925 | |
| 5926 #ifdef FEAT_CLIPBOARD | |
| 5927 regname = may_get_selection(regname); | |
| 5928 #endif | |
| 5929 | |
| 5930 if (get_spec_reg(regname, &retval, &allocated, FALSE)) | |
| 5931 { | |
| 5932 if (retval == NULL) | |
| 5933 return NULL; | |
| 5934 if (!allocated) | |
| 5935 retval = vim_strsave(retval); | |
| 5936 return retval; | |
| 5937 } | |
| 5938 | |
| 5939 get_yank_register(regname, FALSE); | |
| 5940 if (y_current->y_array == NULL) | |
| 5941 return NULL; | |
| 5942 | |
| 5943 /* | |
| 5944 * Compute length of resulting string. | |
| 5945 */ | |
| 5946 len = 0; | |
| 5947 for (i = 0; i < y_current->y_size; ++i) | |
| 5948 { | |
| 5949 len += (long)STRLEN(y_current->y_array[i]); | |
| 5950 /* | |
| 5951 * Insert a newline between lines and after last line if | |
| 5952 * y_type is MLINE. | |
| 5953 */ | |
| 5954 if (y_current->y_type == MLINE || i < y_current->y_size - 1) | |
| 5955 ++len; | |
| 5956 } | |
| 5957 | |
| 5958 retval = lalloc(len + 1, TRUE); | |
| 5959 | |
| 5960 /* | |
| 5961 * Copy the lines of the yank register into the string. | |
| 5962 */ | |
| 5963 if (retval != NULL) | |
| 5964 { | |
| 5965 len = 0; | |
| 5966 for (i = 0; i < y_current->y_size; ++i) | |
| 5967 { | |
| 5968 STRCPY(retval + len, y_current->y_array[i]); | |
| 5969 len += (long)STRLEN(retval + len); | |
| 5970 | |
| 5971 /* | |
| 5972 * Insert a NL between lines and after the last line if y_type is | |
| 5973 * MLINE. | |
| 5974 */ | |
| 5975 if (y_current->y_type == MLINE || i < y_current->y_size - 1) | |
| 5976 retval[len++] = '\n'; | |
| 5977 } | |
| 5978 retval[len] = NUL; | |
| 5979 } | |
| 5980 | |
| 5981 return retval; | |
| 5982 } | |
| 5983 | |
| 5984 /* | |
| 5985 * Store string "str" in register "name". | |
| 5986 * "maxlen" is the maximum number of bytes to use, -1 for all bytes. | |
| 5987 * If "must_append" is TRUE, always append to the register. Otherwise append | |
| 5988 * if "name" is an uppercase letter. | |
| 5989 * Note: "maxlen" and "must_append" don't work for the "/" register. | |
| 5990 * Careful: 'str' is modified, you may have to use a copy! | |
| 5991 * If "str" ends in '\n' or '\r', use linewise, otherwise use characterwise. | |
| 5992 */ | |
| 5993 void | |
| 5994 write_reg_contents(name, str, maxlen, must_append) | |
| 5995 int name; | |
| 5996 char_u *str; | |
| 5997 int maxlen; | |
| 5998 int must_append; | |
| 5999 { | |
| 6000 write_reg_contents_ex(name, str, maxlen, must_append, MAUTO, 0L); | |
| 6001 } | |
| 6002 | |
| 6003 void | |
| 6004 write_reg_contents_ex(name, str, maxlen, must_append, yank_type, block_len) | |
| 6005 int name; | |
| 6006 char_u *str; | |
| 6007 int maxlen; | |
| 6008 int must_append; | |
| 6009 int yank_type; | |
| 6010 long block_len; | |
| 6011 { | |
| 6012 struct yankreg *old_y_previous, *old_y_current; | |
| 6013 long len; | |
| 6014 | |
| 336 | 6015 if (maxlen >= 0) |
| 6016 len = maxlen; | |
| 6017 else | |
| 6018 len = (long)STRLEN(str); | |
| 6019 | |
| 7 | 6020 /* Special case: '/' search pattern */ |
| 6021 if (name == '/') | |
| 6022 { | |
| 6023 set_last_search_pat(str, RE_SEARCH, TRUE, TRUE); | |
| 6024 return; | |
| 6025 } | |
| 6026 | |
| 336 | 6027 #ifdef FEAT_EVAL |
| 6028 if (name == '=') | |
| 6029 { | |
| 6030 char_u *p, *s; | |
| 6031 | |
| 6032 p = vim_strnsave(str, (int)len); | |
| 6033 if (p == NULL) | |
| 6034 return; | |
| 6035 if (must_append) | |
| 6036 { | |
| 6037 s = concat_str(get_expr_line_src(), p); | |
| 6038 vim_free(p); | |
| 6039 p = s; | |
| 6040 | |
| 6041 } | |
| 6042 set_expr_line(p); | |
| 6043 return; | |
| 6044 } | |
| 6045 #endif | |
| 6046 | |
| 7 | 6047 if (!valid_yank_reg(name, TRUE)) /* check for valid reg name */ |
| 6048 { | |
| 168 | 6049 emsg_invreg(name); |
| 7 | 6050 return; |
| 6051 } | |
| 6052 | |
| 6053 if (name == '_') /* black hole: nothing to do */ | |
| 6054 return; | |
| 6055 | |
| 6056 /* Don't want to change the current (unnamed) register */ | |
| 6057 old_y_previous = y_previous; | |
| 6058 old_y_current = y_current; | |
| 6059 | |
| 6060 get_yank_register(name, TRUE); | |
| 6061 if (!y_append && !must_append) | |
| 6062 free_yank_all(); | |
| 6063 #ifndef FEAT_VISUAL | |
| 6064 /* Just in case - make sure we don't use MBLOCK */ | |
| 6065 if (yank_type == MBLOCK) | |
| 6066 yank_type = MAUTO; | |
| 6067 #endif | |
| 6068 if (yank_type == MAUTO) | |
| 6069 yank_type = ((len > 0 && (str[len - 1] == '\n' || str[len - 1] == '\r')) | |
| 6070 ? MLINE : MCHAR); | |
| 6071 str_to_reg(y_current, yank_type, str, len, block_len); | |
| 6072 | |
| 6073 # ifdef FEAT_CLIPBOARD | |
| 6074 /* Send text of clipboard register to the clipboard. */ | |
| 6075 may_set_selection(); | |
| 6076 # endif | |
| 6077 | |
| 6078 /* ':let @" = "val"' should change the meaning of the "" register */ | |
| 6079 if (name != '"') | |
| 6080 y_previous = old_y_previous; | |
| 6081 y_current = old_y_current; | |
| 6082 } | |
| 6083 #endif /* FEAT_EVAL */ | |
| 6084 | |
| 6085 #if defined(FEAT_CLIPBOARD) || defined(FEAT_EVAL) | |
| 6086 /* | |
| 6087 * Put a string into a register. When the register is not empty, the string | |
| 6088 * is appended. | |
| 6089 */ | |
| 6090 static void | |
| 6091 str_to_reg(y_ptr, type, str, len, blocklen) | |
| 6092 struct yankreg *y_ptr; /* pointer to yank register */ | |
| 6093 int type; /* MCHAR, MLINE or MBLOCK */ | |
| 6094 char_u *str; /* string to put in register */ | |
| 6095 long len; /* length of string */ | |
| 6096 long blocklen; /* width of Visual block */ | |
| 6097 { | |
| 6098 int lnum; | |
| 6099 long start; | |
| 6100 long i; | |
| 6101 int extra; | |
| 6102 int newlines; /* number of lines added */ | |
| 6103 int extraline = 0; /* extra line at the end */ | |
| 6104 int append = FALSE; /* append to last line in register */ | |
| 6105 char_u *s; | |
| 6106 char_u **pp; | |
| 6107 #ifdef FEAT_VISUAL | |
| 6108 long maxlen; | |
| 6109 #endif | |
| 6110 | |
| 2000 | 6111 if (y_ptr->y_array == NULL) /* NULL means empty register */ |
| 7 | 6112 y_ptr->y_size = 0; |
| 6113 | |
| 6114 /* | |
| 6115 * Count the number of lines within the string | |
| 6116 */ | |
| 6117 newlines = 0; | |
| 6118 for (i = 0; i < len; i++) | |
| 6119 if (str[i] == '\n') | |
| 6120 ++newlines; | |
| 6121 if (type == MCHAR || len == 0 || str[len - 1] != '\n') | |
| 6122 { | |
| 6123 extraline = 1; | |
| 6124 ++newlines; /* count extra newline at the end */ | |
| 6125 } | |
| 6126 if (y_ptr->y_size > 0 && y_ptr->y_type == MCHAR) | |
| 6127 { | |
| 6128 append = TRUE; | |
| 6129 --newlines; /* uncount newline when appending first line */ | |
| 6130 } | |
| 6131 | |
| 6132 /* | |
| 6133 * Allocate an array to hold the pointers to the new register lines. | |
| 6134 * If the register was not empty, move the existing lines to the new array. | |
| 6135 */ | |
| 6136 pp = (char_u **)lalloc_clear((y_ptr->y_size + newlines) | |
| 6137 * sizeof(char_u *), TRUE); | |
| 6138 if (pp == NULL) /* out of memory */ | |
| 6139 return; | |
| 6140 for (lnum = 0; lnum < y_ptr->y_size; ++lnum) | |
| 6141 pp[lnum] = y_ptr->y_array[lnum]; | |
| 6142 vim_free(y_ptr->y_array); | |
| 6143 y_ptr->y_array = pp; | |
| 6144 #ifdef FEAT_VISUAL | |
| 6145 maxlen = 0; | |
| 6146 #endif | |
| 6147 | |
| 6148 /* | |
| 6149 * Find the end of each line and save it into the array. | |
| 6150 */ | |
| 6151 for (start = 0; start < len + extraline; start += i + 1) | |
| 6152 { | |
| 6153 for (i = start; i < len; ++i) /* find the end of the line */ | |
| 6154 if (str[i] == '\n') | |
| 6155 break; | |
| 6156 i -= start; /* i is now length of line */ | |
| 6157 #ifdef FEAT_VISUAL | |
| 6158 if (i > maxlen) | |
| 6159 maxlen = i; | |
| 6160 #endif | |
| 6161 if (append) | |
| 6162 { | |
| 6163 --lnum; | |
| 6164 extra = (int)STRLEN(y_ptr->y_array[lnum]); | |
| 6165 } | |
| 6166 else | |
| 6167 extra = 0; | |
| 6168 s = alloc((unsigned)(i + extra + 1)); | |
| 6169 if (s == NULL) | |
| 6170 break; | |
| 6171 if (extra) | |
| 6172 mch_memmove(s, y_ptr->y_array[lnum], (size_t)extra); | |
| 6173 if (append) | |
| 6174 vim_free(y_ptr->y_array[lnum]); | |
| 6175 if (i) | |
| 6176 mch_memmove(s + extra, str + start, (size_t)i); | |
| 6177 extra += i; | |
| 6178 s[extra] = NUL; | |
| 6179 y_ptr->y_array[lnum++] = s; | |
| 6180 while (--extra >= 0) | |
| 6181 { | |
| 6182 if (*s == NUL) | |
| 6183 *s = '\n'; /* replace NUL with newline */ | |
| 6184 ++s; | |
| 6185 } | |
| 6186 append = FALSE; /* only first line is appended */ | |
| 6187 } | |
| 6188 y_ptr->y_type = type; | |
| 6189 y_ptr->y_size = lnum; | |
| 6190 # ifdef FEAT_VISUAL | |
| 6191 if (type == MBLOCK) | |
| 6192 y_ptr->y_width = (blocklen < 0 ? maxlen - 1 : blocklen); | |
| 6193 else | |
| 6194 y_ptr->y_width = 0; | |
| 6195 # endif | |
| 6196 } | |
| 6197 #endif /* FEAT_CLIPBOARD || FEAT_EVAL || PROTO */ | |
| 6198 | |
| 6199 void | |
| 6200 clear_oparg(oap) | |
| 6201 oparg_T *oap; | |
| 6202 { | |
| 6203 vim_memset(oap, 0, sizeof(oparg_T)); | |
| 6204 } | |
| 6205 | |
| 161 | 6206 static long line_count_info __ARGS((char_u *line, long *wc, long *cc, long limit, int eol_size)); |
| 7 | 6207 |
| 6208 /* | |
| 161 | 6209 * Count the number of bytes, characters and "words" in a line. |
| 7 | 6210 * |
| 6211 * "Words" are counted by looking for boundaries between non-space and | |
| 6212 * space characters. (it seems to produce results that match 'wc'.) | |
| 6213 * | |
| 161 | 6214 * Return value is byte count; word count for the line is added to "*wc". |
| 6215 * Char count is added to "*cc". | |
| 7 | 6216 * |
| 6217 * The function will only examine the first "limit" characters in the | |
| 6218 * line, stopping if it encounters an end-of-line (NUL byte). In that | |
| 6219 * case, eol_size will be added to the character count to account for | |
| 6220 * the size of the EOL character. | |
| 6221 */ | |
| 6222 static long | |
| 161 | 6223 line_count_info(line, wc, cc, limit, eol_size) |
| 7 | 6224 char_u *line; |
| 6225 long *wc; | |
| 161 | 6226 long *cc; |
| 7 | 6227 long limit; |
| 6228 int eol_size; | |
| 6229 { | |
| 161 | 6230 long i; |
| 6231 long words = 0; | |
| 6232 long chars = 0; | |
| 7 | 6233 int is_word = 0; |
| 6234 | |
| 161 | 6235 for (i = 0; line[i] && i < limit; ) |
| 7 | 6236 { |
| 6237 if (is_word) | |
| 6238 { | |
| 6239 if (vim_isspace(line[i])) | |
| 6240 { | |
| 6241 words++; | |
| 6242 is_word = 0; | |
| 6243 } | |
| 6244 } | |
| 6245 else if (!vim_isspace(line[i])) | |
| 6246 is_word = 1; | |
| 161 | 6247 ++chars; |
| 6248 #ifdef FEAT_MBYTE | |
| 474 | 6249 i += (*mb_ptr2len)(line + i); |
| 161 | 6250 #else |
| 6251 ++i; | |
| 6252 #endif | |
| 7 | 6253 } |
| 6254 | |
| 6255 if (is_word) | |
| 6256 words++; | |
| 6257 *wc += words; | |
| 6258 | |
| 6259 /* Add eol_size if the end of line was reached before hitting limit. */ | |
| 161 | 6260 if (line[i] == NUL && i < limit) |
| 6261 { | |
| 7 | 6262 i += eol_size; |
| 161 | 6263 chars += eol_size; |
| 6264 } | |
| 6265 *cc += chars; | |
| 7 | 6266 return i; |
| 6267 } | |
| 6268 | |
| 6269 /* | |
| 6270 * Give some info about the position of the cursor (for "g CTRL-G"). | |
| 6271 * In Visual mode, give some info about the selected region. (In this case, | |
| 6272 * the *_count_cursor variables store running totals for the selection.) | |
| 6273 */ | |
| 6274 void | |
| 6275 cursor_pos_info() | |
| 6276 { | |
| 6277 char_u *p; | |
| 274 | 6278 char_u buf1[50]; |
| 6279 char_u buf2[40]; | |
| 7 | 6280 linenr_T lnum; |
| 161 | 6281 long byte_count = 0; |
| 6282 long byte_count_cursor = 0; | |
| 7 | 6283 long char_count = 0; |
| 6284 long char_count_cursor = 0; | |
| 161 | 6285 long word_count = 0; |
| 6286 long word_count_cursor = 0; | |
| 7 | 6287 int eol_size; |
| 6288 long last_check = 100000L; | |
| 6289 #ifdef FEAT_VISUAL | |
| 6290 long line_count_selected = 0; | |
| 6291 pos_T min_pos, max_pos; | |
| 6292 oparg_T oparg; | |
| 6293 struct block_def bd; | |
| 6294 #endif | |
| 6295 | |
| 6296 /* | |
| 6297 * Compute the length of the file in characters. | |
| 6298 */ | |
| 6299 if (curbuf->b_ml.ml_flags & ML_EMPTY) | |
| 6300 { | |
| 6301 MSG(_(no_lines_msg)); | |
| 6302 } | |
| 6303 else | |
| 6304 { | |
| 6305 if (get_fileformat(curbuf) == EOL_DOS) | |
| 6306 eol_size = 2; | |
| 6307 else | |
| 6308 eol_size = 1; | |
| 6309 | |
| 6310 #ifdef FEAT_VISUAL | |
| 6311 if (VIsual_active) | |
| 6312 { | |
| 6313 if (lt(VIsual, curwin->w_cursor)) | |
| 6314 { | |
| 6315 min_pos = VIsual; | |
| 6316 max_pos = curwin->w_cursor; | |
| 6317 } | |
| 6318 else | |
| 6319 { | |
| 6320 min_pos = curwin->w_cursor; | |
| 6321 max_pos = VIsual; | |
| 6322 } | |
| 6323 if (*p_sel == 'e' && max_pos.col > 0) | |
| 6324 --max_pos.col; | |
| 6325 | |
| 6326 if (VIsual_mode == Ctrl_V) | |
| 6327 { | |
| 1866 | 6328 #ifdef FEAT_LINEBREAK |
| 6329 char_u * saved_sbr = p_sbr; | |
| 6330 | |
| 6331 /* Make 'sbr' empty for a moment to get the correct size. */ | |
| 6332 p_sbr = empty_option; | |
| 6333 #endif | |
| 7 | 6334 oparg.is_VIsual = 1; |
| 6335 oparg.block_mode = TRUE; | |
| 6336 oparg.op_type = OP_NOP; | |
| 6337 getvcols(curwin, &min_pos, &max_pos, | |
| 688 | 6338 &oparg.start_vcol, &oparg.end_vcol); |
| 1866 | 6339 #ifdef FEAT_LINEBREAK |
| 6340 p_sbr = saved_sbr; | |
| 6341 #endif | |
| 688 | 6342 if (curwin->w_curswant == MAXCOL) |
| 6343 oparg.end_vcol = MAXCOL; | |
| 7 | 6344 /* Swap the start, end vcol if needed */ |
| 6345 if (oparg.end_vcol < oparg.start_vcol) | |
| 6346 { | |
| 6347 oparg.end_vcol += oparg.start_vcol; | |
| 6348 oparg.start_vcol = oparg.end_vcol - oparg.start_vcol; | |
| 6349 oparg.end_vcol -= oparg.start_vcol; | |
| 6350 } | |
| 6351 } | |
| 6352 line_count_selected = max_pos.lnum - min_pos.lnum + 1; | |
| 6353 } | |
| 6354 #endif | |
| 6355 | |
| 6356 for (lnum = 1; lnum <= curbuf->b_ml.ml_line_count; ++lnum) | |
| 6357 { | |
| 6358 /* Check for a CTRL-C every 100000 characters. */ | |
| 161 | 6359 if (byte_count > last_check) |
| 7 | 6360 { |
| 6361 ui_breakcheck(); | |
| 6362 if (got_int) | |
| 6363 return; | |
| 161 | 6364 last_check = byte_count + 100000L; |
| 7 | 6365 } |
| 6366 | |
| 6367 #ifdef FEAT_VISUAL | |
| 6368 /* Do extra processing for VIsual mode. */ | |
| 6369 if (VIsual_active | |
| 6370 && lnum >= min_pos.lnum && lnum <= max_pos.lnum) | |
| 6371 { | |
| 45 | 6372 char_u *s = NULL; |
| 6373 long len = 0L; | |
| 6374 | |
| 7 | 6375 switch (VIsual_mode) |
| 6376 { | |
| 6377 case Ctrl_V: | |
| 6378 # ifdef FEAT_VIRTUALEDIT | |
| 6379 virtual_op = virtual_active(); | |
| 6380 # endif | |
| 6381 block_prep(&oparg, &bd, lnum, 0); | |
| 6382 # ifdef FEAT_VIRTUALEDIT | |
| 6383 virtual_op = MAYBE; | |
| 6384 # endif | |
| 45 | 6385 s = bd.textstart; |
| 6386 len = (long)bd.textlen; | |
| 7 | 6387 break; |
| 6388 case 'V': | |
| 45 | 6389 s = ml_get(lnum); |
| 6390 len = MAXCOL; | |
| 7 | 6391 break; |
| 6392 case 'v': | |
| 6393 { | |
| 6394 colnr_T start_col = (lnum == min_pos.lnum) | |
| 6395 ? min_pos.col : 0; | |
| 6396 colnr_T end_col = (lnum == max_pos.lnum) | |
| 6397 ? max_pos.col - start_col + 1 : MAXCOL; | |
| 6398 | |
| 45 | 6399 s = ml_get(lnum) + start_col; |
| 6400 len = end_col; | |
| 7 | 6401 } |
| 6402 break; | |
| 6403 } | |
| 45 | 6404 if (s != NULL) |
| 6405 { | |
| 161 | 6406 byte_count_cursor += line_count_info(s, &word_count_cursor, |
| 6407 &char_count_cursor, len, eol_size); | |
| 45 | 6408 if (lnum == curbuf->b_ml.ml_line_count |
| 6409 && !curbuf->b_p_eol | |
| 6410 && curbuf->b_p_bin | |
| 50 | 6411 && (long)STRLEN(s) < len) |
| 161 | 6412 byte_count_cursor -= eol_size; |
| 45 | 6413 } |
| 7 | 6414 } |
| 6415 else | |
| 6416 #endif | |
| 6417 { | |
| 6418 /* In non-visual mode, check for the line the cursor is on */ | |
| 6419 if (lnum == curwin->w_cursor.lnum) | |
| 6420 { | |
| 6421 word_count_cursor += word_count; | |
| 161 | 6422 char_count_cursor += char_count; |
| 6423 byte_count_cursor = byte_count + | |
| 6424 line_count_info(ml_get(lnum), | |
| 6425 &word_count_cursor, &char_count_cursor, | |
| 7 | 6426 (long)(curwin->w_cursor.col + 1), eol_size); |
| 6427 } | |
| 6428 } | |
| 6429 /* Add to the running totals */ | |
| 161 | 6430 byte_count += line_count_info(ml_get(lnum), &word_count, |
| 6431 &char_count, (long)MAXCOL, eol_size); | |
| 7 | 6432 } |
| 6433 | |
| 6434 /* Correction for when last line doesn't have an EOL. */ | |
| 6435 if (!curbuf->b_p_eol && curbuf->b_p_bin) | |
| 161 | 6436 byte_count -= eol_size; |
| 7 | 6437 |
| 6438 #ifdef FEAT_VISUAL | |
| 6439 if (VIsual_active) | |
| 6440 { | |
| 688 | 6441 if (VIsual_mode == Ctrl_V && curwin->w_curswant < MAXCOL) |
| 7 | 6442 { |
| 6443 getvcols(curwin, &min_pos, &max_pos, &min_pos.col, | |
| 688 | 6444 &max_pos.col); |
| 1869 | 6445 vim_snprintf((char *)buf1, sizeof(buf1), _("%ld Cols; "), |
| 7 | 6446 (long)(oparg.end_vcol - oparg.start_vcol + 1)); |
| 6447 } | |
| 6448 else | |
| 6449 buf1[0] = NUL; | |
| 6450 | |
| 161 | 6451 if (char_count_cursor == byte_count_cursor |
| 274 | 6452 && char_count == byte_count) |
| 1869 | 6453 vim_snprintf((char *)IObuff, IOSIZE, |
| 6454 _("Selected %s%ld of %ld Lines; %ld of %ld Words; %ld of %ld Bytes"), | |
| 7 | 6455 buf1, line_count_selected, |
| 6456 (long)curbuf->b_ml.ml_line_count, | |
| 6457 word_count_cursor, word_count, | |
| 161 | 6458 byte_count_cursor, byte_count); |
| 6459 else | |
| 1869 | 6460 vim_snprintf((char *)IObuff, IOSIZE, |
| 6461 _("Selected %s%ld of %ld Lines; %ld of %ld Words; %ld of %ld Chars; %ld of %ld Bytes"), | |
| 161 | 6462 buf1, line_count_selected, |
| 6463 (long)curbuf->b_ml.ml_line_count, | |
| 6464 word_count_cursor, word_count, | |
| 6465 char_count_cursor, char_count, | |
| 6466 byte_count_cursor, byte_count); | |
| 7 | 6467 } |
| 6468 else | |
| 6469 #endif | |
| 6470 { | |
| 6471 p = ml_get_curline(); | |
| 6472 validate_virtcol(); | |
| 1869 | 6473 col_print(buf1, sizeof(buf1), (int)curwin->w_cursor.col + 1, |
| 7 | 6474 (int)curwin->w_virtcol + 1); |
| 1869 | 6475 col_print(buf2, sizeof(buf2), (int)STRLEN(p), linetabsize(p)); |
| 7 | 6476 |
| 161 | 6477 if (char_count_cursor == byte_count_cursor |
| 6478 && char_count == byte_count) | |
| 1869 | 6479 vim_snprintf((char *)IObuff, IOSIZE, |
| 6480 _("Col %s of %s; Line %ld of %ld; Word %ld of %ld; Byte %ld of %ld"), | |
| 7 | 6481 (char *)buf1, (char *)buf2, |
| 6482 (long)curwin->w_cursor.lnum, | |
| 6483 (long)curbuf->b_ml.ml_line_count, | |
| 6484 word_count_cursor, word_count, | |
| 161 | 6485 byte_count_cursor, byte_count); |
| 6486 else | |
| 1869 | 6487 vim_snprintf((char *)IObuff, IOSIZE, |
| 6488 _("Col %s of %s; Line %ld of %ld; Word %ld of %ld; Char %ld of %ld; Byte %ld of %ld"), | |
| 161 | 6489 (char *)buf1, (char *)buf2, |
| 6490 (long)curwin->w_cursor.lnum, | |
| 6491 (long)curbuf->b_ml.ml_line_count, | |
| 6492 word_count_cursor, word_count, | |
| 6493 char_count_cursor, char_count, | |
| 6494 byte_count_cursor, byte_count); | |
| 7 | 6495 } |
| 6496 | |
| 6497 #ifdef FEAT_MBYTE | |
| 161 | 6498 byte_count = bomb_size(); |
| 6499 if (byte_count > 0) | |
| 7 | 6500 sprintf((char *)IObuff + STRLEN(IObuff), _("(+%ld for BOM)"), |
| 161 | 6501 byte_count); |
| 7 | 6502 #endif |
| 6503 /* Don't shorten this message, the user asked for it. */ | |
| 6504 p = p_shm; | |
| 6505 p_shm = (char_u *)""; | |
| 6506 msg(IObuff); | |
| 6507 p_shm = p; | |
| 6508 } | |
| 6509 } |