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 { 75 int startspaces; /* 'extra' cols before first char */ 76 int endspaces; /* 'extra' cols after last char */ 77 int textlen; /* chars in block */ 78 char_u *textstart; /* pointer to 1st char (partially) in block */ 79 colnr_T textcol; /* index of chars (partially) in block */ 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 *)); 98 static void put_reedit_in_typebuf __ARGS((int silent)); 99 static int put_in_typebuf __ARGS((char_u *s, int esc, int colon, 100 int silent)); 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 */ 163 {'g', '@', FALSE}, /* OP_FUNCTION */ 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 { 261 shift_line(oap->op_type == OP_LSHIFT, p_sr, amount, FALSE); 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 324 shift_line(left, round, amount, call_changed_bytes) 325 int left; 326 int round; 327 int amount; 328 int call_changed_bytes; /* call changed_bytes() */ 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) 367 change_indent(INDENT_SET, count, FALSE, NUL, call_changed_bytes); 368 else 369 #endif 370 (void)set_indent(count, call_changed_bytes ? SIN_CHANGED : 0); 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; 385 int total; 386 char_u *newp, *oldp; 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; 392 colnr_T ws_vcol; 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) 424 bd.textstart += (*mb_ptr2len)(bd.textstart); 425 else 426 #endif 427 ++bd.textstart; 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 { 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)) 490 { 491 incr = lbr_chartabsize_adv(&non_white, non_white_col); 492 non_white_col += incr; 493 } 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 */ 498 shift_amount = (block_space_width < (size_t)total 499 ? block_space_width : (size_t)total); 500 501 /* The column to which we will shift the text. */ 502 destination_col = (colnr_T)(non_white_col - shift_amount); 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) 515 { 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); 521 } 522 523 /* 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); 537 if (newp == NULL) 538 return; 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); 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; 641 STRMOVE(newp + offset, oldp); 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; 675 676 /* Don't even try when 'modifiable' is off. */ 677 if (!curbuf->b_p_ma) 678 { 679 EMSG(_(e_modifiable)); 680 return; 681 } 682 683 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; 717 curwin->w_cursor.col = 0; /* make sure it's valid */ 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; 798 static int nested = 0; 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; 808 809 /* 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; 815 rv = eval_to_string(expr_copy, NULL, TRUE); 816 --nested; 817 vim_free(expr_copy); 818 return rv; 819 } 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 } 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. 868 * Must only be called with a valid register name! 869 * 870 * If regname is 0 and writing, use register 0 871 * If regname is 0 and reading, use previous register 872 */ 873 void 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 } 916 917 #if defined(FEAT_CLIPBOARD) || defined(PROTO) 918 /* 919 * When "regname" is a clipboard register, obtain the selection. If it's not 920 * available return zero, otherwise return "regname". 921 */ 922 int 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 { 954 struct yankreg *reg; 955 int i; 956 957 #ifdef FEAT_CLIPBOARD 958 /* When Visual area changed, may have to update selection. Obtain the 959 * selection too. */ 960 if (name == '*' && clip_star.available) 961 { 962 if (clip_isautosel()) 963 clip_update_selection(); 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 /* 994 * Put "reg" into register "name". Free any previous contents and "reg". 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; 1004 vim_free(reg); 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 /* 1031 * Start or stop recording into a yank register. 1032 * 1033 * Return FAIL for failure, OK otherwise. 1034 */ 1035 int 1036 do_record(c) 1037 int c; 1038 { 1039 char_u *p; 1040 static int regname; 1041 struct yankreg *old_y_previous, *old_y_current; 1042 int retval; 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 /* 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. 1063 */ 1064 Recording = FALSE; 1065 MSG(""); 1066 p = get_recorded(); 1067 if (p == NULL) 1068 retval = FAIL; 1069 else 1070 { 1071 /* Remove escaping for CSI and K_SPECIAL in multi-byte chars. */ 1072 vim_unescape_csi(p); 1073 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 1147 static int execreg_lastc = NUL; 1148 1149 /* 1150 * execute a yank register: copy it into the stuff buffer 1151 * 1152 * return FAIL for failure, OK otherwise 1153 */ 1154 int 1155 do_execreg(regname, colon, addcr, silent) 1156 int regname; 1157 int colon; /* insert ':' before each line */ 1158 int addcr; /* always add '\n' to end of line */ 1159 int silent; /* set "silent" flag in typeahead buffer */ 1160 { 1161 long i; 1162 char_u *p; 1163 int retval = OK; 1164 int remap; 1165 1166 if (regname == '@') /* repeat previous one */ 1167 { 1168 if (execreg_lastc == NUL) 1169 { 1170 EMSG(_("E748: No previously used register")); 1171 return FAIL; 1172 } 1173 regname = execreg_lastc; 1174 } 1175 /* check for valid regname */ 1176 if (regname == '%' || regname == '#' || !valid_yank_reg(regname, FALSE)) 1177 { 1178 emsg_invreg(regname); 1179 return FAIL; 1180 } 1181 execreg_lastc = regname; 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; 1200 /* Escape all control characters with a CTRL-V */ 1201 p = vim_strsave_escaped_ext(last_cmdline, 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); 1203 if (p != NULL) 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) 1208 retval = put_in_typebuf(p + 5, TRUE, TRUE, silent); 1209 else 1210 retval = put_in_typebuf(p, TRUE, TRUE, silent); 1211 } 1212 vim_free(p); 1213 } 1214 #endif 1215 #ifdef FEAT_EVAL 1216 else if (regname == '=') 1217 { 1218 p = get_expr_line(); 1219 if (p == NULL) 1220 return FAIL; 1221 retval = put_in_typebuf(p, TRUE, colon, silent); 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 } 1233 retval = put_in_typebuf(p, FALSE, colon, silent); 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 */ 1248 put_reedit_in_typebuf(silent); 1249 for (i = y_current->y_size; --i >= 0; ) 1250 { 1251 char_u *escaped; 1252 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 { 1257 if (ins_typebuf((char_u *)"\n", remap, 0, TRUE, silent) == FAIL) 1258 return FAIL; 1259 } 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) 1266 return FAIL; 1267 if (colon && ins_typebuf((char_u *)":", remap, 0, TRUE, silent) 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 1281 put_reedit_in_typebuf(silent) 1282 int silent; 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 } 1299 if (ins_typebuf(buf, REMAP_NONE, 0, TRUE, silent) == OK) 1300 restart_edit = NUL; 1301 } 1302 } 1303 1304 /* 1305 * Insert register contents "s" into the typeahead buffer, so that it will be 1306 * executed again. 1307 * When "esc" is TRUE it is to be taken literally: Escape CSI characters and 1308 * no remapping. 1309 */ 1310 static int 1311 put_in_typebuf(s, esc, colon, silent) 1312 char_u *s; 1313 int esc; 1314 int colon; /* add ':' before the line */ 1315 int silent; 1316 { 1317 int retval = OK; 1318 1319 put_reedit_in_typebuf(silent); 1320 if (colon) 1321 retval = ins_typebuf((char_u *)"\n", REMAP_NONE, 0, TRUE, silent); 1322 if (retval == OK) 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 1333 retval = ins_typebuf(p, esc ? REMAP_NONE : REMAP_YES, 1334 0, TRUE, silent); 1335 if (esc) 1336 vim_free(p); 1337 } 1338 if (colon && retval == OK) 1339 retval = ins_typebuf((char_u *)":", REMAP_NONE, 0, TRUE, silent); 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 /* 1454 * If "regname" is a special register, return TRUE and store a pointer to its 1455 * value in "argp". 1456 */ 1457 int 1458 get_spec_reg(regname, argp, allocated, errmsg) 1459 int regname; 1460 char_u **argp; 1461 int *allocated; /* return: TRUE when value was allocated */ 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 1512 | (regname == Ctrl_P ? FNAME_EXP : 0), 1L, NULL); 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 /* 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 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 1545 cmdline_paste_reg(regname, literally, remcr) 1546 int regname; 1547 int literally; /* Insert text literally instead of "as typed" */ 1548 int remcr; /* don't add trailing CR */ 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 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))) 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 1646 && !oap->block_mode 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 /* 1667 * It's an error to operate on an empty region, when 'E' included in 1668 * 'cpoptions' (Vi compatible). 1669 */ 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 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; 1792 STRMOVE(newp + bd.textcol + bd.startspaces + bd.endspaces, oldp); 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 1921 (void)del_bytes((long)n, !virtual_op, oap->op_type == OP_DELETE 1922 #ifdef FEAT_VISUAL 1923 && !oap->is_VIsual 1924 #endif 1925 ); 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), 1945 !virtual_op, oap->op_type == OP_DELETE 1946 #ifdef FEAT_VISUAL 1947 && !oap->is_VIsual 1948 #endif 1949 ); 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 1958 #ifdef FEAT_VIRTUALEDIT 1959 setmarks: 1960 #endif 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 { 2031 curwin->w_cursor.col = 0; /* make sure cursor position is valid */ 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 2047 vpos.lnum = curwin->w_cursor.lnum; 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 { 2103 n = (int)STRLEN(newp); 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 */ 2115 STRMOVE(newp + STRLEN(newp), oldp); 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 2219 static int swapchars __ARGS((int op_type, pos_T *pos, int length)); 2220 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; 2231 #endif 2232 int did_change = FALSE; 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 { 2244 int one_change; 2245 2246 block_prep(oap, &bd, pos.lnum, FALSE); 2247 pos.col = bd.textcol; 2248 one_change = swapchars(oap->op_type, &pos, bd.textlen); 2249 did_change |= one_change; 2250 2251 # ifdef FEAT_NETBEANS_INTG 2252 if (usingNetbeans && one_change) 2253 { 2254 char_u *ptr = ml_get_buf(curbuf, pos.lnum, FALSE); 2255 2256 netbeans_removed(curbuf, pos.lnum, bd.textcol, 2257 (long)bd.textlen); 2258 netbeans_inserted(curbuf, pos.lnum, bd.textcol, 2259 &ptr[bd.textcol], bd.textlen); 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 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 } 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); 2306 count = (int)STRLEN(ptr) - pos.col; 2307 netbeans_removed(curbuf, pos.lnum, pos.col, (long)count); 2308 netbeans_inserted(curbuf, pos.lnum, pos.col, 2309 &ptr[pos.col], count); 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; 2315 netbeans_removed(curbuf, pos.lnum, pos.col, (long)count); 2316 netbeans_inserted(curbuf, pos.lnum, pos.col, 2317 &ptr[pos.col], count); 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 /* 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 /* 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 2396 if (op_type == OP_UPPER && c == 0xdf 2397 && (enc_latin1like || STRCMP(p_enc, "iso-8859-2") == 0)) 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 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; 2525 check_cursor_col(); 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 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) 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 2548 * tabs. Get the starting column again and correct the length. 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; 2605 long ins_len; 2606 long pre_textlen = 0; 2607 long pre_indent = 0; 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 2652 firstline = ml_get(oap->start.lnum); 2653 pre_textlen = (long)STRLEN(firstline); 2654 pre_indent = (long)(skipwhite(firstline) - firstline); 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 /* 2668 * In Visual block mode, handle copying the new text to all lines of the 2669 * block. 2670 * Don't repeat the insert when Insert mode ended with CTRL-C. 2671 */ 2672 if (oap->block_mode && oap->start.lnum != oap->end.lnum && !got_int) 2673 { 2674 /* Auto-indenting may have changed the indent. If the cursor was past 2675 * the indent, exclude that indent change from the inserted text. */ 2676 firstline = ml_get(oap->start.lnum); 2677 if (bd.textcol > (colnr_T)pre_indent) 2678 { 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. */ 2690 if ((ins_text = alloc_check((unsigned)(ins_len + 1))) != NULL) 2691 { 2692 vim_strncpy(ins_text, firstline + bd.textcol, (size_t)ins_len); 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 { 2706 vpos.lnum = linenr; 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; 2730 STRMOVE(newp + offset, oldp); 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 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 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 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 */ 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') 2880 && !oap->block_mode 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) 3011 endcol = (colnr_T)STRLEN(p); 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 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) 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) 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 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; 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 } 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 /* 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") 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. */ 3372 curwin->w_cursor = curbuf->b_visual.vi_end; 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 */ 3472 curwin->w_cursor.col += (*mb_ptr2len)(ml_get_cursor()); 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; 3486 if (ve_flags == VE_ALL 3487 && (curwin->w_cursor.coladd > 0 3488 || endcol2 == curwin->w_cursor.col)) 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 3504 bd.textcol = 0; 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; 3614 # ifdef FEAT_VIRTUALEDIT 3615 curbuf->b_op_end.coladd = 0; 3616 # endif 3617 if (flags & PUT_CURSEND) 3618 { 3619 colnr_T len; 3620 3621 curwin->w_cursor = curbuf->b_op_end; 3622 curwin->w_cursor.col++; 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; 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 { 3647 int bytelen = (*mb_ptr2len)(ml_get_cursor()); 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; 3675 new_cursor = curwin->w_cursor; 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 } 3696 STRMOVE(ptr, oldp + col); 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 3816 if (flags & PUT_CURSLINE) 3817 { 3818 /* ":put": put cursor on last inserted line */ 3819 curwin->w_cursor.lnum = lnum; 3820 beginline(BL_WHITE | BL_FIX); 3821 } 3822 else if (flags & PUT_CURSEND) 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 { 3841 /* put cursor on first non-blank in first inserted line */ 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); 3858 if (regname == '=') 3859 vim_free(y_array); 3860 3861 /* If the cursor is past the end of the line put it at the end. */ 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 3874 #ifdef FEAT_VIRTUALEDIT 3875 && (ve_flags & VE_ONEMORE) == 0 3876 #endif 3877 && !(restart_edit || (State & INSERT))) 3878 { 3879 /* Put the cursor on the last character in the line. */ 3880 dec_cursor(); 3881 3882 #ifdef FEAT_VIRTUALEDIT 3883 if (ve_flags == VE_ALL) 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 } 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; 3966 #ifdef FEAT_MBYTE 3967 int clen; 3968 #else 3969 # define clen 1 3970 #endif 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]); 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 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 4027 clen = (*mb_ptr2len)(p); 4028 #endif 4029 msg_outtrans_len(p, clen); 4030 #ifdef FEAT_MBYTE 4031 p += clen - 1; 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 4130 if (has_mbyte && (l = (*mb_ptr2len)(p)) > 1) 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 { 4150 colnr_T col = MAXCOL; 4151 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 } 4164 if (col == MAXCOL && vim_strchr(p_cpo, CPO_JOINCOL) != NULL) 4165 col = curwin->w_cursor.col; 4166 } 4167 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 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 * 4186 * return FAIL for failure, OK otherwise 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 { 4212 next = curr + currsize; 4213 mb_ptr_back(curr, next); 4214 endcurr1 = (*mb_ptr2char)(next); 4215 if (next > curr) 4216 { 4217 mb_ptr_back(curr, next); 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 4422 format_lines(oap->line_count, keep_cursor); 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 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 4479 (void)fex_format(oap->start.lnum, oap->line_count, NUL); 4480 } 4481 4482 int 4483 fex_format(lnum, count, c) 4484 linenr_T lnum; 4485 long count; 4486 int c; /* character to be inserted */ 4487 { 4488 int use_sandbox = was_set_insecurely((char_u *)"formatexpr", 4489 OPT_LOCAL); 4490 int r; 4491 4492 /* 4493 * Set v:lnum to the first line number and v:count to the number of lines. 4494 * Set v:char to the character to be inserted (can be NUL). 4495 */ 4496 set_vim_var_nr(VV_LNUM, lnum); 4497 set_vim_var_nr(VV_COUNT, count); 4498 set_vim_var_char(c); 4499 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; 4508 4509 set_vim_var_string(VV_CHAR, NULL, -1); 4510 4511 return r; 4512 } 4513 #endif 4514 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 4522 format_lines(line_count, avoid_fex) 4523 linenr_T line_count; 4524 int avoid_fex; /* don't use 'formatexpr' */ 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 4694 + (avoid_fex ? INSCHAR_NO_FEX : 0), second_indent); 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 4723 (void)del_bytes((long)next_leader_len, FALSE, FALSE); 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 4876 * deleted. 4877 * for yank and tilde: 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; 4931 mb_ptr_adv(pstart); 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 5002 + oap->inclusive; 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 */ 5070 unsigned long n; 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 /* 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. 5306 */ 5307 if (firstdigit == '0' && !(dooct && hex == 0)) 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; 5341 5342 /* If the line starts with "" this is the y_previous register. */ 5343 if (*str == '"') 5344 { 5345 set_prev = TRUE; 5346 str++; 5347 } 5348 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; 5358 5359 if (*str == '@') 5360 { 5361 /* "x@: register x used for @@ */ 5362 if (force || execreg_lastc == NUL) 5363 execreg_lastc = str[-1]; 5364 } 5365 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 *))); 5375 str = skipwhite(skiptowhite(str)); 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; 5458 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 5473 /* Skip empty registers. */ 5474 num_lines = y_regs[i].y_size; 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 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++) 5485 len += (long)STRLEN(y_regs[i].y_array[j]) + 1L; 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"), 5505 y_regs[i].y_type); 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); 5513 fprintf(fp, "\"%c", c); 5514 if (c == execreg_lastc) 5515 fprintf(fp, "@"); 5516 fprintf(fp, "\t%s\t%d\n", type, 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 { 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 { 5606 int intlen = len; 5607 char_u *conv_str; 5608 5609 conv_str = string_convert(&vc, str, &intlen); 5610 len = intlen; 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 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; 5692 changed_cline_bef_curs(); /* need to update w_virtcol et al */ 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 * 5897 get_reg_contents(regname, allowexpr, expr_src) 5898 int regname; 5899 int allowexpr; /* allow "=" register */ 5900 int expr_src; /* get expression for "=" register */ 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) 5911 { 5912 if (expr_src) 5913 return get_expr_line_src(); 5914 return get_expr_line(); 5915 } 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 6015 if (maxlen >= 0) 6016 len = maxlen; 6017 else 6018 len = (long)STRLEN(str); 6019 6020 /* Special case: '/' search pattern */ 6021 if (name == '/') 6022 { 6023 set_last_search_pat(str, RE_SEARCH, TRUE, TRUE); 6024 return; 6025 } 6026 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 6047 if (!valid_yank_reg(name, TRUE)) /* check for valid reg name */ 6048 { 6049 emsg_invreg(name); 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 6111 if (y_ptr->y_array == NULL) /* NULL means empty register */ 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 6206 static long line_count_info __ARGS((char_u *line, long *wc, long *cc, long limit, int eol_size)); 6207 6208 /* 6209 * Count the number of bytes, characters and "words" in a line. 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 * 6214 * Return value is byte count; word count for the line is added to "*wc". 6215 * Char count is added to "*cc". 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 6223 line_count_info(line, wc, cc, limit, eol_size) 6224 char_u *line; 6225 long *wc; 6226 long *cc; 6227 long limit; 6228 int eol_size; 6229 { 6230 long i; 6231 long words = 0; 6232 long chars = 0; 6233 int is_word = 0; 6234 6235 for (i = 0; line[i] && i < limit; ) 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; 6247 ++chars; 6248 #ifdef FEAT_MBYTE 6249 i += (*mb_ptr2len)(line + i); 6250 #else 6251 ++i; 6252 #endif 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. */ 6260 if (line[i] == NUL && i < limit) 6261 { 6262 i += eol_size; 6263 chars += eol_size; 6264 } 6265 *cc += chars; 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; 6278 char_u buf1[50]; 6279 char_u buf2[40]; 6280 linenr_T lnum; 6281 long byte_count = 0; 6282 long byte_count_cursor = 0; 6283 long char_count = 0; 6284 long char_count_cursor = 0; 6285 long word_count = 0; 6286 long word_count_cursor = 0; 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 { 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 6334 oparg.is_VIsual = 1; 6335 oparg.block_mode = TRUE; 6336 oparg.op_type = OP_NOP; 6337 getvcols(curwin, &min_pos, &max_pos, 6338 &oparg.start_vcol, &oparg.end_vcol); 6339 #ifdef FEAT_LINEBREAK 6340 p_sbr = saved_sbr; 6341 #endif 6342 if (curwin->w_curswant == MAXCOL) 6343 oparg.end_vcol = MAXCOL; 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. */ 6359 if (byte_count > last_check) 6360 { 6361 ui_breakcheck(); 6362 if (got_int) 6363 return; 6364 last_check = byte_count + 100000L; 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 { 6372 char_u *s = NULL; 6373 long len = 0L; 6374 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 6385 s = bd.textstart; 6386 len = (long)bd.textlen; 6387 break; 6388 case 'V': 6389 s = ml_get(lnum); 6390 len = MAXCOL; 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 6399 s = ml_get(lnum) + start_col; 6400 len = end_col; 6401 } 6402 break; 6403 } 6404 if (s != NULL) 6405 { 6406 byte_count_cursor += line_count_info(s, &word_count_cursor, 6407 &char_count_cursor, len, eol_size); 6408 if (lnum == curbuf->b_ml.ml_line_count 6409 && !curbuf->b_p_eol 6410 && curbuf->b_p_bin 6411 && (long)STRLEN(s) < len) 6412 byte_count_cursor -= eol_size; 6413 } 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; 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, 6426 (long)(curwin->w_cursor.col + 1), eol_size); 6427 } 6428 } 6429 /* Add to the running totals */ 6430 byte_count += line_count_info(ml_get(lnum), &word_count, 6431 &char_count, (long)MAXCOL, eol_size); 6432 } 6433 6434 /* Correction for when last line doesn't have an EOL. */ 6435 if (!curbuf->b_p_eol && curbuf->b_p_bin) 6436 byte_count -= eol_size; 6437 6438 #ifdef FEAT_VISUAL 6439 if (VIsual_active) 6440 { 6441 if (VIsual_mode == Ctrl_V && curwin->w_curswant < MAXCOL) 6442 { 6443 getvcols(curwin, &min_pos, &max_pos, &min_pos.col, 6444 &max_pos.col); 6445 vim_snprintf((char *)buf1, sizeof(buf1), _("%ld Cols; "), 6446 (long)(oparg.end_vcol - oparg.start_vcol + 1)); 6447 } 6448 else 6449 buf1[0] = NUL; 6450 6451 if (char_count_cursor == byte_count_cursor 6452 && char_count == byte_count) 6453 vim_snprintf((char *)IObuff, IOSIZE, 6454 _("Selected %s%ld of %ld Lines; %ld of %ld Words; %ld of %ld Bytes"), 6455 buf1, line_count_selected, 6456 (long)curbuf->b_ml.ml_line_count, 6457 word_count_cursor, word_count, 6458 byte_count_cursor, byte_count); 6459 else 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"), 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); 6467 } 6468 else 6469 #endif 6470 { 6471 p = ml_get_curline(); 6472 validate_virtcol(); 6473 col_print(buf1, sizeof(buf1), (int)curwin->w_cursor.col + 1, 6474 (int)curwin->w_virtcol + 1); 6475 col_print(buf2, sizeof(buf2), (int)STRLEN(p), linetabsize(p)); 6476 6477 if (char_count_cursor == byte_count_cursor 6478 && char_count == byte_count) 6479 vim_snprintf((char *)IObuff, IOSIZE, 6480 _("Col %s of %s; Line %ld of %ld; Word %ld of %ld; Byte %ld of %ld"), 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, 6485 byte_count_cursor, byte_count); 6486 else 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"), 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); 6495 } 6496 6497 #ifdef FEAT_MBYTE 6498 byte_count = bomb_size(); 6499 if (byte_count > 0) 6500 sprintf((char *)IObuff + STRLEN(IObuff), _("(+%ld for BOM)"), 6501 byte_count); 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 } 6510