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- /* vi:set ts=4 sw=4:
- *
- * VIM - Vi IMproved by Bram Moolenaar
- *
- * Do ":help uganda" in Vim to read copying and usage conditions.
- * Do ":help credits" in Vim to see a list of people who contributed.
- */
-
- /*
- * Contains the main routine for processing characters in command mode.
- * Communicates closely with the code in ops.c to handle the operators.
- */
-
- #include "vim.h"
- #include "globals.h"
- #include "proto.h"
- #include "option.h"
-
- #undef EXTERN
- #undef INIT
- #define EXTERN
- #define INIT(x) x
- #include "ops.h"
-
- /*
- * Generally speaking, every command in normal() should either clear any
- * pending operator (with clearop()), or set the motion type variable.
- */
-
- /*
- * If a count is given before the operator, it is saved in opnum.
- */
- static linenr_t opnum = 0;
- static linenr_t Prenum; /* The (optional) number before a command. */
- static int prechar = NUL; /* prepended command char */
- /*
- * The visual area is remembered for reselection.
- */
- static int resel_VIsual_mode = NUL; /* 'v', 'V', or Ctrl-V */
- static linenr_t resel_VIsual_line_count; /* number of lines */
- static colnr_t resel_VIsual_col; /* number of cols or end column */
-
- #ifdef USE_MOUSE
- static void find_start_of_word __ARGS((FPOS *));
- static void find_end_of_word __ARGS((FPOS *));
- static int get_mouse_class __ARGS((int));
- #endif
- static void prep_redo __ARGS((long, int, int, int, int));
- static int checkclearop __ARGS((void));
- static int checkclearopq __ARGS((void));
- static void clearop __ARGS((void));
- static void clearopbeep __ARGS((void));
- static void del_from_showcmd __ARGS((int));
- static void do_gd __ARGS((int nchar));
-
- /*
- * normal
- *
- * Execute a command in normal mode.
- *
- * This is basically a big switch with the cases arranged in rough categories
- * in the following order:
- *
- * 0. Macros (q, @)
- * 1. Screen positioning commands (^U, ^D, ^F, ^B, ^E, ^Y, z)
- * 2. Control commands (:, <help>, ^L, ^G, ^^, ZZ, *, ^], ^T)
- * 3. Cursor motions (G, H, M, L, l, K_RIGHT, , h, K_LEFT, ^H, k, K_UP,
- * ^P, +, CR, LF, j, K_DOWN, ^N, _, |, B, b, W, w, E, e, $, ^, 0)
- * 4. Searches (?, /, n, N, T, t, F, f, ,, ;, ], [, %, (, ), {, })
- * 5. Edits (., u, K_UNDO, ^R, U, r, J, p, P, ^A, ^S)
- * 6. Inserts (A, a, I, i, o, O, R)
- * 7. Operators (~, d, c, y, >, <, !, =, Q)
- * 8. Abbreviations (x, X, D, C, s, S, Y, &)
- * 9. Marks (m, ', `, ^O, ^I)
- * 10. Buffer setting (")
- * 11. Visual (v, V, ^V)
- * 12. Suspend (^Z)
- * 13. Window commands (^W)
- * 14. extended commands (starting with 'g')
- * 15. mouse click
- * 16. scrollbar movement
- * 17. The end (ESC)
- */
-
- void
- normal()
- {
- register int c;
- long n = 0; /* init for GCC */
- int flag = FALSE;
- int flag2 = FALSE;
- int type = 0; /* type of operation */
- int dir = FORWARD; /* search direction */
- int nchar = NUL; /* next command char */
- int finish_op;
- linenr_t Prenum1;
- char_u *searchbuff = NULL; /* buffer for search string */
- FPOS *pos = NULL; /* init for gcc */
- char_u *ptr = NULL;
- int command_busy = FALSE;
- int ctrl_w = FALSE; /* got CTRL-W command */
- int old_col = 0;
- int dont_adjust_op_end = FALSE;
- static int search_dont_set_mark = FALSE; /* for "*" and "#" */
- FPOS old_pos; /* cursor position before command */
-
- Prenum = 0;
- /*
- * If there is an operator pending, then the command we take this time
- * will terminate it. Finish_op tells us to finish the operation before
- * returning this time (unless the operation was cancelled).
- */
- finish_op = (op_type != NOP);
-
- if (!finish_op && !yankbuffer)
- opnum = 0;
-
- State = NORMAL_BUSY;
- c = vgetc();
- #ifdef HAVE_LANGMAP
- LANGMAP_ADJUST(c, TRUE);
- #endif
- if (c == NUL)
- c = K_ZERO;
- (void)add_to_showcmd(c, FALSE);
-
- getcount:
- /* Pick up any leading digits and compute 'Prenum' */
- while ((c >= '1' && c <= '9') || (Prenum != 0 && (c == K_DEL || c == '0')))
- {
- if (c == K_DEL)
- {
- Prenum /= 10;
- del_from_showcmd(4); /* delete the digit and ~@% */
- }
- else
- Prenum = Prenum * 10 + (c - '0');
- if (Prenum < 0) /* got too large! */
- Prenum = 999999999;
- if (ctrl_w)
- {
- ++no_mapping;
- ++allow_keys; /* no mapping for nchar, but keys */
- }
- c = vgetc();
- #ifdef HAVE_LANGMAP
- LANGMAP_ADJUST(c, TRUE);
- #endif
- if (ctrl_w)
- {
- --no_mapping;
- --allow_keys;
- }
- (void)add_to_showcmd(c, FALSE);
- }
-
- /*
- * If we got CTRL-W there may be a/another count
- */
- if (c == Ctrl('W') && !ctrl_w && op_type == NOP)
- {
- ctrl_w = TRUE;
- opnum = Prenum; /* remember first count */
- Prenum = 0;
- ++no_mapping;
- ++allow_keys; /* no mapping for nchar, but keys */
- c = vgetc(); /* get next character */
- #ifdef HAVE_LANGMAP
- LANGMAP_ADJUST(c, TRUE);
- #endif
- --no_mapping;
- --allow_keys;
- (void)add_to_showcmd(c, FALSE);
- goto getcount; /* jump back */
- }
-
- /*
- * If we're in the middle of an operator (including after entering a yank
- * buffer with ") AND we had a count before the
- * operator, then that count overrides the current value of Prenum. What
- * this means effectively, is that commands like "3dw" get turned into
- * "d3w" which makes things fall into place pretty neatly.
- * If you give a count before AND after the operator, they are multiplied.
- */
- if (opnum != 0)
- {
- if (Prenum)
- Prenum *= opnum;
- else
- Prenum = opnum;
- opnum = 0;
- }
-
- Prenum1 = (Prenum == 0 ? 1 : Prenum); /* Prenum often defaults to 1 */
-
- /*
- * Get an additional character if we need one.
- * For CTRL-W we already got it when looking for a count.
- */
- if (ctrl_w)
- {
- nchar = c;
- c = Ctrl('W');
- }
- else if ((op_type == NOP && vim_strchr((char_u *)"@zm\"", c) != NULL) ||
- (op_type == NOP && !VIsual_active &&
- vim_strchr((char_u *)"rZ", c) != NULL) ||
- vim_strchr((char_u *)"tTfF[]g'`", c) != NULL ||
- (c == 'q' && !Recording && !Exec_reg))
- {
- ++no_mapping;
- ++allow_keys; /* no mapping for nchar, but allow key codes */
- nchar = vgetc();
- #ifdef HAVE_LANGMAP
- /* adjust chars > 127: tTfFr should leave lang of nchar unchanged! */
- LANGMAP_ADJUST(nchar, vim_strchr((char_u *)"tTfFr", c) == NULL);
- #endif
- #ifdef RIGHTLEFT
- if (p_hkmap && strchr("tTfFr", c) && KeyTyped) /* Hebrew mapped char */
- nchar = hkmap(nchar);
- #endif
- --no_mapping;
- --allow_keys;
- (void)add_to_showcmd(nchar, FALSE);
- }
- if (p_sc)
- flushbuf(); /* flush the showcmd characters onto the
- * screen so we can see them while the command
- * is being executed
- */
-
- State = NORMAL;
- if (nchar == ESC)
- {
- clearop();
- goto normal_end;
- }
- msg_didout = FALSE; /* don't scroll screen up for normal command */
- msg_col = 0;
- old_pos = curwin->w_cursor; /* remember where cursor was */
-
- #ifdef RIGHTLEFT
- if (curwin->w_p_rl && KeyTyped) /* invert horizontal operations */
- switch (c)
- {
- case 'l': c = 'h'; break;
- case K_RIGHT: c = K_LEFT; break;
- case 'h': c = 'l'; break;
- case K_LEFT: c = K_RIGHT; break;
- case '>': c = '<'; break;
- case '<': c = '>'; break;
- }
- #endif
- switch (c)
- {
-
- /*
- * 0: Macros
- */
- case 'q': /* (stop) recording into a named register */
- if (checkclearop())
- break;
- /* command is ignored while executing a register */
- if (!Exec_reg && do_record(nchar) == FAIL)
- clearopbeep();
- break;
-
- case '@': /* execute a named buffer */
- if (checkclearop())
- break;
- while (Prenum1--)
- {
- if (do_execbuf(nchar, FALSE, FALSE) == FAIL)
- {
- clearopbeep();
- break;
- }
- }
- break;
-
- /*
- * 1: Screen positioning commands
- */
- case Ctrl('D'):
- flag = TRUE;
-
- case Ctrl('U'):
- if ((c == Ctrl('U') && curwin->w_cursor.lnum == 1) ||
- (c == Ctrl('D') && curwin->w_cursor.lnum ==
- curbuf->b_ml.ml_line_count))
- clearopbeep();
- else
- {
- if (checkclearop())
- break;
- halfpage(flag, Prenum);
- }
- break;
-
- case Ctrl('B'):
- case K_S_UP:
- case K_PAGEUP:
- case K_KPAGEUP:
- dir = BACKWARD;
-
- case Ctrl('F'):
- case K_S_DOWN:
- case K_PAGEDOWN:
- case K_KPAGEDOWN:
- if (checkclearop())
- break;
- (void)onepage(dir, Prenum1);
- break;
-
- case Ctrl('E'):
- if (checkclearop())
- break;
- scrollup(Prenum1);
- if (p_so)
- cursor_correct();
- /* We may have moved to another line -- webb */
- coladvance(curwin->w_curswant);
- cursupdate();
- updateScreen(VALID);
- break;
-
- case Ctrl('Y'):
- if (checkclearop())
- break;
- scrolldown(Prenum1);
- if (p_so)
- cursor_correct();
- /* We may have moved to another line -- webb */
- coladvance(curwin->w_curswant);
- updateScreen(VALID);
- break;
-
- case 'z':
- if (checkclearop())
- break;
- if (nchar < 0x100 && isdigit(nchar))
- {
- Prenum = nchar - '0';
- for (;;)
- {
- ++no_mapping;
- ++allow_keys; /* no mapping for nchar, but allow key codes */
- nchar = vgetc();
- #ifdef HAVE_LANGMAP
- LANGMAP_ADJUST(c, TRUE);
- #endif
- --no_mapping;
- --allow_keys;
- (void)add_to_showcmd(nchar, FALSE);
- if (c == K_DEL)
- Prenum /= 10;
- else if (nchar < 0x100 && isdigit(nchar))
- Prenum = Prenum * 10 + (nchar - '0');
- else if (nchar == CR)
- {
- win_setheight((int)Prenum);
- break;
- }
- else if (nchar == 'l' || nchar == 'h' ||
- nchar == K_LEFT || nchar == K_RIGHT)
- {
- Prenum1 = Prenum ? Prenum : 1;
- goto dozet;
- }
- else
- {
- clearopbeep();
- break;
- }
- }
- op_type = NOP;
- break;
- }
- dozet:
- /*
- * If line number given, set cursor, except for "zh", "zl", "ze" and
- * "zs"
- */
- if (vim_strchr((char_u *)"hles", nchar) == NULL &&
- nchar != K_LEFT && nchar != K_RIGHT &&
- Prenum && Prenum != curwin->w_cursor.lnum)
- {
- setpcmark();
- if (Prenum > curbuf->b_ml.ml_line_count)
- curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
- else
- curwin->w_cursor.lnum = Prenum;
- }
- switch (nchar)
- {
- case NL: /* put curwin->w_cursor at top of screen */
- case CR:
- beginline(TRUE);
- /* FALLTHROUGH */
- case 't':
- scroll_cursor_top(0, TRUE);
- break;
-
- case '.': /* put curwin->w_cursor in middle of screen */
- beginline(TRUE);
- /* FALLTHROUGH */
- case 'z':
- scroll_cursor_halfway(TRUE);
- break;
-
- case '-': /* put curwin->w_cursor at bottom of screen */
- beginline(TRUE);
- /* FALLTHROUGH */
- case 'b':
- scroll_cursor_bot(0, TRUE);
- break;
-
- /* "zh" - scroll screen to the right */
- case 'h':
- case K_LEFT:
- if (!curwin->w_p_wrap)
- {
- colnr_t s, e;
-
- if ((colnr_t)Prenum1 > curwin->w_leftcol)
- curwin->w_leftcol = 0;
- else
- curwin->w_leftcol -= (colnr_t)Prenum1;
- n = curwin->w_leftcol + Columns -
- (curwin->w_p_nu ? 8 : 0) - 1;
- if (curwin->w_virtcol > (colnr_t)n)
- coladvance((colnr_t)n);
-
- getvcol(curwin, &curwin->w_cursor, &s, NULL, &e);
- if (e > (colnr_t)n)
- coladvance(s - 1);
- redraw_later(NOT_VALID);
- }
- break;
-
- /* "zl" - scroll screen to the left */
- case 'l':
- case K_RIGHT:
- if (!curwin->w_p_wrap)
- {
- colnr_t s, e;
-
- /* scroll the window left */
- curwin->w_leftcol += (colnr_t)Prenum1;
-
- /* If the cursor has moved off the screen, put it at the
- * first char on the screen */
- if (curwin->w_leftcol > curwin->w_virtcol)
- (void)coladvance(curwin->w_leftcol);
-
- /* If the start of the character under the cursor is not
- * on the screen, advance the cursor one more char. If
- * this fails (last char of the line) adjust the
- * scrolling. */
- getvcol(curwin, &curwin->w_cursor, &s, NULL, &e);
- if (s < curwin->w_leftcol)
- if (coladvance(e + 1) == FAIL)
- curwin->w_leftcol = s;
-
- redraw_later(NOT_VALID);
- }
- break;
-
- /* "zs" - scroll screen, cursor at the start */
- case 's':
- if (!curwin->w_p_wrap)
- {
- colnr_t s;
-
- getvcol(curwin, &curwin->w_cursor, &s, NULL, NULL);
- curwin->w_leftcol = s;
- redraw_later(NOT_VALID);
- }
- break;
-
- /* "ze" - scroll screen, cursor at the end */
- case 'e':
- if (!curwin->w_p_wrap)
- {
- colnr_t e;
-
- getvcol(curwin, &curwin->w_cursor, NULL, NULL, &e);
- if ((long)e < Columns)
- curwin->w_leftcol = 0;
- else
- curwin->w_leftcol = e - Columns + 1;
- redraw_later(NOT_VALID);
- }
- break;
-
- case Ctrl('S'): /* ignore CTRL-S and CTRL-Q to avoid problems */
- case Ctrl('Q'): /* with terminals that use xon/xoff */
- break;
-
- default:
- clearopbeep();
- }
- updateScreen(VALID);
- break;
-
- /*
- * 2: Control commands
- */
- case ':':
- if (VIsual_active)
- goto dooperator;
- if (checkclearop())
- break;
- /*
- * translate "count:" into ":.,.+(count - 1)"
- */
- if (Prenum)
- {
- stuffReadbuff((char_u *)".");
- if (Prenum > 1)
- {
- stuffReadbuff((char_u *)",.+");
- stuffnumReadbuff((long)Prenum - 1L);
- }
- }
- do_cmdline(NULL, FALSE, FALSE);
- break;
-
- case K_HELP:
- case K_F1:
- if (checkclearopq())
- break;
- do_help((char_u *)"");
- break;
-
- case Ctrl('L'):
- if (checkclearop())
- break;
- updateScreen(CLEAR);
- break;
-
- case Ctrl('G'):
- if (checkclearop())
- break;
- /* print full name if count given or :cd used */
- fileinfo(did_cd | (int)Prenum, FALSE, FALSE);
- break;
-
- case K_CCIRCM: /* CTRL-^, short for ":e #" */
- if (checkclearopq())
- break;
- (void)buflist_getfile((int)Prenum, (linenr_t)0,
- GETF_SETMARK|GETF_ALT, FALSE);
- break;
-
- /*
- * "ZZ": write if changed, and exit window
- * "ZQ": quit window (Elvis compatible)
- */
- case 'Z':
- if (checkclearopq())
- break;
- if (nchar == 'Z')
- stuffReadbuff((char_u *)":x\n");
- else if (nchar == 'Q')
- stuffReadbuff((char_u *)":q!\n");
- else
- clearopbeep();
- break;
-
- case Ctrl(']'): /* :ta to current identifier */
- case 'K': /* run program for current identifier */
- if (VIsual_active) /* :ta to visual highlighted text */
- {
- if (VIsual.lnum != curwin->w_cursor.lnum)
- {
- clearopbeep();
- break;
- }
- if (lt(curwin->w_cursor, VIsual))
- {
- ptr = ml_get_pos(&curwin->w_cursor);
- n = VIsual.col - curwin->w_cursor.col + 1;
- }
- else
- {
- ptr = ml_get_pos(&VIsual);
- n = curwin->w_cursor.col - VIsual.col + 1;
- }
- end_visual_mode();
- ++RedrawingDisabled;
- update_curbuf(NOT_VALID); /* update the inversion later */
- --RedrawingDisabled;
- }
- if (checkclearopq())
- break;
- /*FALLTHROUGH*/
-
- case 163: /* the pound sign, '#' for English keyboards */
- if (c == 163)
- c = '#';
- /*FALLTHROUGH*/
-
- case '*': /* / to current identifier or string */
- case '#': /* ? to current identifier or string */
- search_word:
- if (c == 'g')
- type = nchar; /* "g*" or "g#" */
- else
- type = c;
- if (ptr == NULL && (n = find_ident_under_cursor(&ptr, (type == '*' ||
- type == '#') ? FIND_IDENT|FIND_STRING : FIND_IDENT)) == 0)
- {
- clearop();
- break;
- }
-
- if (Prenum)
- stuffnumReadbuff(Prenum);
- switch (type)
- {
- case '*':
- stuffReadbuff((char_u *)"/");
- /* FALLTHROUGH */
-
- case '#':
- if (type == '#')
- stuffReadbuff((char_u *)"?");
-
- /*
- * Put cursor at start of word, makes search skip the word
- * under the cursor.
- * Call setpcmark() first, so "*``" puts the cursor back where
- * it was, and set search_dont_set_mark to avoid doing it
- * again when searching.
- */
- setpcmark();
- search_dont_set_mark = TRUE;
- curwin->w_cursor.col = ptr - ml_get_curline();
-
- if (c != 'g' && iswordchar(*ptr))
- stuffReadbuff((char_u *)"\\<");
- no_smartcase = TRUE; /* don't use 'smartcase' now */
- break;
-
- case 'K':
- if (*p_kp == NUL)
- stuffReadbuff((char_u *)":he ");
- else
- {
- stuffReadbuff((char_u *)":! ");
- stuffReadbuff(p_kp);
- stuffReadbuff((char_u *)" ");
- }
- break;
- default:
- if (curbuf->b_help)
- stuffReadbuff((char_u *)":he ");
- else
- stuffReadbuff((char_u *)":ta ");
- }
-
- /*
- * Now grab the chars in the identifier
- */
- while (n--)
- {
- /* put a backslash before \ and some others */
- if (*ptr == '\\' || (!(type == '*' || type == '#') &&
- vim_strchr(escape_chars, *ptr) != NULL))
- stuffcharReadbuff('\\');
- /* don't interpret the characters as edit commands */
- if (*ptr < ' ' || *ptr > '~')
- stuffcharReadbuff(Ctrl('V'));
- stuffcharReadbuff(*ptr++);
- }
-
- if (c != 'g' && (type == '*' || type == '#') && iswordchar(ptr[-1]))
- stuffReadbuff((char_u *)"\\>");
- stuffReadbuff((char_u *)"\n");
- break;
-
- case Ctrl('T'): /* backwards in tag stack */
- if (checkclearopq())
- break;
- do_tag((char_u *)"", 2, (int)Prenum1, FALSE);
- break;
-
- /*
- * Cursor motions
- */
- case 'G':
- goto_line:
- op_motion_type = MLINE;
- setpcmark();
- if (Prenum == 0 || Prenum > curbuf->b_ml.ml_line_count)
- curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
- else
- curwin->w_cursor.lnum = Prenum;
- beginline(MAYBE);
- break;
-
- case 'H':
- case 'M':
- if (c == 'M')
- {
- int used = 0;
-
- for (n = 0; curwin->w_topline + n < curbuf->b_ml.ml_line_count; ++n)
- if ((used += plines(curwin->w_topline + n)) >=
- (curwin->w_height - curwin->w_empty_rows + 1) / 2)
- break;
- if (n && used > curwin->w_height)
- --n;
- }
- else
- n = Prenum1 - 1;
- op_motion_type = MLINE;
- setpcmark();
- curwin->w_cursor.lnum = curwin->w_topline + n;
- if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
- curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
- cursor_correct(); /* correct for 'so' */
- beginline(MAYBE);
- break;
-
- case 'L':
- op_motion_type = MLINE;
- setpcmark();
- curwin->w_cursor.lnum = curwin->w_botline - 1;
- if (Prenum1 - 1 >= curwin->w_cursor.lnum)
- curwin->w_cursor.lnum = 1;
- else
- curwin->w_cursor.lnum -= Prenum1 - 1;
- cursor_correct(); /* correct for 'so' */
- beginline(MAYBE);
- break;
-
- case 'l':
- case K_RIGHT:
- case ' ':
- op_motion_type = MCHAR;
- op_inclusive = FALSE;
- n = Prenum1;
- while (n--)
- {
- if (oneright() == FAIL)
- {
- /* space wraps to next line if 'whichwrap' bit 1 set */
- /* 'l' wraps to next line if 'whichwrap' bit 2 set */
- /* CURS_RIGHT wraps to next line if 'whichwrap' bit 3 set */
- if (((c == ' ' && vim_strchr(p_ww, 's') != NULL) ||
- (c == 'l' && vim_strchr(p_ww, 'l') != NULL) ||
- (c == K_RIGHT && vim_strchr(p_ww, '>') != NULL)) &&
- curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count)
- {
- /* When deleting we also count the NL as a character.
- * Set op_inclusive when last char in the line is
- * included, move to next line after that */
- if ((op_type == DELETE || op_type == CHANGE) &&
- !op_inclusive && !lineempty(curwin->w_cursor.lnum))
- op_inclusive = TRUE;
- else
- {
- ++curwin->w_cursor.lnum;
- curwin->w_cursor.col = 0;
- curwin->w_set_curswant = TRUE;
- op_inclusive = FALSE;
- }
- continue;
- }
- if (op_type == NOP)
- beep_flush();
- else
- {
- if (lineempty(curwin->w_cursor.lnum))
- clearopbeep();
- else
- {
- op_inclusive = TRUE;
- if (n)
- beep_flush();
- }
- }
- break;
- }
- }
- break;
-
- case 'h':
- case K_LEFT:
- case K_BS:
- case Ctrl('H'):
- op_motion_type = MCHAR;
- op_inclusive = FALSE;
- n = Prenum1;
- while (n--)
- {
- if (oneleft() == FAIL)
- {
- /* backspace and del wrap to previous line if 'whichwrap'
- * bit 0 set.
- * 'h' wraps to previous line if 'whichwrap' bit 2 set.
- * CURS_LEFT wraps to previous line if 'whichwrap' bit 3
- * set. */
- if ( (((c == K_BS || c == Ctrl('H'))
- && vim_strchr(p_ww, 'b') != NULL) ||
- (c == 'h' && vim_strchr(p_ww, 'h') != NULL) ||
- (c == K_LEFT && vim_strchr(p_ww, '<') != NULL)) &&
- curwin->w_cursor.lnum > 1)
- {
- --(curwin->w_cursor.lnum);
- coladvance(MAXCOL);
- curwin->w_set_curswant = TRUE;
-
- /* When the NL before the first char has to be deleted we
- * put the cursor on the NUL after the previous line.
- * This is a very special case, be careful!
- * don't adjust op_end now, otherwise it won't work */
- if ((op_type == DELETE || op_type == CHANGE) &&
- !lineempty(curwin->w_cursor.lnum))
- {
- ++curwin->w_cursor.col;
- dont_adjust_op_end = TRUE;
- }
- continue;
- }
- else if (op_type != DELETE && op_type != CHANGE)
- beep_flush();
- else if (Prenum1 == 1)
- clearopbeep();
- break;
- }
- }
- break;
-
- case '-':
- flag = TRUE;
- /* FALLTHROUGH */
-
- case 'k':
- case K_UP:
- case Ctrl('P'):
- normal_k:
- op_motion_type = MLINE;
- if (cursor_up(Prenum1) == FAIL)
- clearopbeep();
- else if (flag)
- beginline(TRUE);
- break;
-
- case '+':
- case CR:
- flag = TRUE;
- /* FALLTHROUGH */
-
- case 'j':
- case K_DOWN:
- case Ctrl('N'):
- case NL:
- normal_j:
- op_motion_type = MLINE;
- if (cursor_down(Prenum1) == FAIL)
- clearopbeep();
- else if (flag)
- beginline(TRUE);
- break;
-
- /*
- * This is a strange motion command that helps make operators more
- * logical. It is actually implemented, but not documented in the
- * real 'vi'. This motion command actually refers to "the current
- * line". Commands like "dd" and "yy" are really an alternate form of
- * "d_" and "y_". It does accept a count, so "d3_" works to delete 3
- * lines.
- */
- case '_':
- lineop:
- old_col = curwin->w_curswant;
- op_motion_type = MLINE;
- if (cursor_down((long)(Prenum1 - 1)) == FAIL)
- clearopbeep();
- if (op_type == DELETE || op_type == LSHIFT || op_type == RSHIFT)
- beginline(MAYBE);
- else if (op_type != YANK) /* 'Y' does not move cursor */
- beginline(TRUE);
- break;
-
- case K_HOME:
- case K_KHOME:
- if ((mod_mask & MOD_MASK_CTRL))
- goto goto_line_one;
- Prenum = 1;
- /* FALLTHROUGH */
-
- case '|':
- op_motion_type = MCHAR;
- op_inclusive = FALSE;
- beginline(FALSE);
- if (Prenum > 0)
- {
- coladvance((colnr_t)(Prenum - 1));
- curwin->w_curswant = (colnr_t)(Prenum - 1);
- }
- else
- curwin->w_curswant = 0;
- /* keep curswant at the column where we wanted to go, not where
- we ended; differs is line is too short */
- curwin->w_set_curswant = FALSE;
- break;
-
- /*
- * Word Motions
- */
-
- case 'B':
- type = 1;
- /* FALLTHROUGH */
-
- case 'b':
- case K_S_LEFT:
- op_motion_type = MCHAR;
- op_inclusive = FALSE;
- curwin->w_set_curswant = TRUE;
- if (bck_word(Prenum1, type, FALSE) == FAIL)
- clearopbeep();
- break;
-
- case 'E':
- type = 1;
- /* FALLTHROUGH */
-
- case 'e':
- op_inclusive = TRUE;
- goto dowrdcmd;
-
- case 'W':
- type = 1;
- /* FALLTHROUGH */
-
- case 'w':
- case K_S_RIGHT:
- op_inclusive = FALSE;
- flag = TRUE;
-
- /*
- * "cw" and "cW" are a special case.
- */
- if (op_type == CHANGE)
- {
- n = gchar_cursor();
- if (n != NUL) /* not an empty line */
- {
- if (vim_iswhite(n))
- {
- /*
- * Reproduce a funny Vi behaviour: "cw" on a blank only
- * changes one character, not all blanks until the start
- * of the next word. Only do this when the 'w' flag is
- * included in 'cpoptions'.
- */
- if (Prenum1 == 1 && vim_strchr(p_cpo, CPO_CW) != NULL)
- {
- op_inclusive = TRUE;
- op_motion_type = MCHAR;
- break;
- }
- }
- else
- {
- /*
- * This is a little strange. To match what the real vi
- * does, we effectively map 'cw' to 'ce', and 'cW' to
- * 'cE', provided that we are not on a space or a TAB.
- * This seems impolite at first, but it's really more what
- * we mean when we say 'cw'.
- * Another strangeness: When standing on the end of a word
- * "ce" will change until the end of the next wordt, but
- * "cw" will change only one character! This is done by
- * setting flag2.
- */
- op_inclusive = TRUE;
- flag = FALSE;
- flag2 = TRUE;
- }
- }
- }
-
- dowrdcmd:
- op_motion_type = MCHAR;
- curwin->w_set_curswant = TRUE;
- if (flag)
- n = fwd_word(Prenum1, type, op_type != NOP);
- else
- n = end_word(Prenum1, type, flag2, FALSE);
- if (n == FAIL)
- clearopbeep();
- break;
-
- case K_END:
- case K_KEND:
- if ((mod_mask & MOD_MASK_CTRL))
- goto goto_line;
- /* FALLTHROUGH */
-
- case '$':
- op_motion_type = MCHAR;
- op_inclusive = TRUE;
- curwin->w_curswant = MAXCOL; /* so we stay at the end */
- if (cursor_down((long)(Prenum1 - 1)) == FAIL)
- {
- clearopbeep();
- break;
- }
- break;
-
- case '^':
- flag = TRUE;
- /* FALLTHROUGH */
-
- case '0':
- op_motion_type = MCHAR;
- op_inclusive = FALSE;
- beginline(flag);
- break;
-
- /*
- * 4: Searches
- */
- case '?':
- case '/':
- if ((searchbuff = getcmdline(c, Prenum1)) == NULL)
- {
- clearop();
- break;
- }
- op_motion_type = MCHAR;
- op_inclusive = FALSE;
- curwin->w_set_curswant = TRUE;
-
- n = do_search(c, searchbuff, Prenum1,
- (search_dont_set_mark ? 0 : SEARCH_MARK) |
- SEARCH_OPT | SEARCH_ECHO | SEARCH_MSG);
- if (n == 0)
- clearop();
- else if (n == 2)
- op_motion_type = MLINE;
- search_dont_set_mark = FALSE;
- break;
-
- case 'N':
- flag = SEARCH_REV;
-
- case 'n':
- op_motion_type = MCHAR;
- op_inclusive = FALSE;
- curwin->w_set_curswant = TRUE;
- if (!do_search(0, NULL, Prenum1,
- SEARCH_MARK | SEARCH_OPT | SEARCH_ECHO | SEARCH_MSG | flag))
- clearop();
- break;
-
- /*
- * Character searches
- */
- case 'T':
- dir = BACKWARD;
- /* FALLTHROUGH */
-
- case 't':
- type = 1;
- goto docsearch;
-
- case 'F':
- dir = BACKWARD;
- /* FALLTHROUGH */
-
- case 'f':
- docsearch:
- op_motion_type = MCHAR;
- if (dir == BACKWARD)
- op_inclusive = FALSE;
- else
- op_inclusive = TRUE;
- curwin->w_set_curswant = TRUE;
- if (nchar >= 0x100 || !searchc(nchar, dir, type, Prenum1))
- clearopbeep();
- break;
-
- case ',':
- flag = 1;
- /* FALLTHROUGH */
-
- case ';':
- dir = flag;
- goto docsearch; /* nchar == NUL, thus repeat previous search */
-
- /*
- * section or C function searches
- */
- case '[':
- dir = BACKWARD;
- /* FALLTHROUGH */
-
- case ']':
- op_motion_type = MCHAR;
- op_inclusive = FALSE;
-
- /*
- * "[f" or "]f" : Edit file under the cursor (same as "gf")
- */
- if (nchar == 'f')
- goto gotofile;
-
- /*
- * Find the occurence(s) of the identifier or define under cursor
- * in current and included files or jump to the first occurence.
- *
- * search list jump
- * fwd bwd fwd bwd fwd bwd
- * identifier "]i" "[i" "]I" "[I" "]^I" "[^I"
- * define "]d" "[d" "]D" "[D" "]^D" "[^D"
- */
- if (nchar == 'i' || nchar == 'I' || nchar == Ctrl('I') ||
- nchar == 'd' || nchar == 'D' || nchar == Ctrl('D'))
- {
- int len;
-
- if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0)
- {
- clearop();
- break;
- }
- find_pattern_in_path(ptr, len, TRUE,
- Prenum == 0 ? !isupper(nchar) : FALSE,
- ((nchar & 0xf) == ('d' & 0xf)) ? FIND_DEFINE : FIND_ANY,
- Prenum1,
- isupper(nchar) ? ACTION_SHOW_ALL :
- islower(nchar) ? ACTION_SHOW : ACTION_GOTO,
- c == ']' ? curwin->w_cursor.lnum : (linenr_t)1,
- (linenr_t)MAXLNUM);
- curwin->w_set_curswant = TRUE;
- break;
- }
-
- /*
- * "[{", "[(", "]}" or "])": go to Nth unclosed '{', '(', '}' or ')'
- * "[#", "]#": go to start/end of Nth innermost #if..#endif construct.
- * "[/", "[*", "]/", "]*": go to Nth comment start/end.
- */
- if ((c == '[' && vim_strchr((char_u *)"{(*/#", nchar) != NULL) ||
- (c == ']' && vim_strchr((char_u *)"})*/#", nchar) != NULL))
- {
- FPOS new_pos;
-
- if (nchar == '*')
- nchar = '/';
- new_pos.lnum = 0;
- while (Prenum1--)
- {
- if ((pos = findmatchlimit(nchar,
- (c == '[') ? FM_BACKWARD : FM_FORWARD, 0)) == NULL)
- {
- if (new_pos.lnum == 0) /* nothing found */
- clearopbeep();
- else
- pos = &new_pos; /* use last one found */
- break;
- }
- curwin->w_cursor = *pos;
- new_pos= *pos;
- }
- curwin->w_cursor = old_pos;
- if (pos != NULL)
- {
- setpcmark();
- curwin->w_cursor = *pos;
- curwin->w_set_curswant = TRUE;
- }
- break;
- }
-
- /*
- * "[[", "[]", "]]" and "][": move to start or end of function
- */
- if (nchar == '[' || nchar == ']')
- {
- if (nchar == c) /* "]]" or "[[" */
- flag = '{';
- else
- flag = '}'; /* "][" or "[]" */
-
- curwin->w_set_curswant = TRUE;
- /*
- * Imitate strange vi behaviour: When using "]]" with an operator
- * we also stop at '}'.
- */
- if (!findpar(dir, Prenum1, flag,
- (op_type != NOP && dir == FORWARD && flag == '{')))
- clearopbeep();
- else if (op_type == NOP)
- beginline(TRUE);
- break;
- }
-
- /*
- * "[p", "[P", "]P" and "]p": put with indent adjustment
- */
- if (nchar == 'p' || nchar == 'P')
- {
- if (checkclearopq())
- break;
- prep_redo(Prenum, NUL, c, nchar, NUL);
- do_put((c == ']' && nchar == 'p') ? FORWARD : BACKWARD,
- Prenum1, TRUE);
- break;
- }
-
- #ifdef USE_MOUSE
- /*
- * [ or ] followed by a middle mouse click: put selected text with
- * indent adjustment. Any other button just does as usual.
- */
- if (nchar >= K_LEFTMOUSE && nchar <= K_RIGHTRELEASE)
- {
- (void)do_mouse(nchar, (c == ']') ? FORWARD : BACKWARD,
- Prenum1, TRUE);
- break;
- }
- #endif /* USE_MOUSE */
-
- /*
- * end of '[' and ']': not a valid nchar
- */
- clearopbeep();
- break;
-
- case '%':
- op_inclusive = TRUE;
- if (Prenum) /* {cnt}% : goto {cnt} percentage in file */
- {
- if (Prenum > 100)
- clearopbeep();
- else
- {
- op_motion_type = MLINE;
- setpcmark();
- /* round up, so CTRL-G will give same value */
- curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count *
- Prenum + 99) / 100;
- beginline(MAYBE);
- }
- }
- else /* % : go to matching paren */
- {
- op_motion_type = MCHAR;
- if ((pos = findmatch(NUL)) == NULL)
- clearopbeep();
- else
- {
- setpcmark();
- curwin->w_cursor = *pos;
- curwin->w_set_curswant = TRUE;
- }
- }
- break;
-
- case '(':
- dir = BACKWARD;
- /* FALLTHROUGH */
-
- case ')':
- op_motion_type = MCHAR;
- if (c == ')')
- op_inclusive = FALSE;
- else
- op_inclusive = TRUE;
- curwin->w_set_curswant = TRUE;
-
- if (findsent(dir, Prenum1) == FAIL)
- clearopbeep();
- break;
-
- case '{':
- dir = BACKWARD;
- /* FALLTHROUGH */
-
- case '}':
- op_motion_type = MCHAR;
- op_inclusive = FALSE;
- curwin->w_set_curswant = TRUE;
- if (!findpar(dir, Prenum1, NUL, FALSE))
- clearopbeep();
- break;
-
- /*
- * 5: Edits
- */
- case '.': /* redo command */
- if (checkclearopq())
- break;
- /*
- * if restart_edit is TRUE, the last but one command is repeated
- * instead of the last command (inserting text). This is used for
- * CTRL-O <.> in insert mode
- */
- if (start_redo(Prenum, restart_edit && !arrow_used) == FAIL)
- clearopbeep();
- break;
-
- case 'u': /* undo */
- if (VIsual_active || op_type == vim_strchr(opchars, 'u') - opchars + 1)
- goto dooperator;
- case K_UNDO:
- if (checkclearopq())
- break;
- u_undo((int)Prenum1);
- curwin->w_set_curswant = TRUE;
- break;
-
- case Ctrl('R'): /* undo undo */
- if (checkclearopq())
- break;
- u_redo((int)Prenum1);
- curwin->w_set_curswant = TRUE;
- break;
-
- case 'U': /* Undo line */
- if (VIsual_active || op_type == vim_strchr(opchars, 'U') - opchars + 1)
- goto dooperator;
- if (checkclearopq())
- break;
- u_undoline();
- curwin->w_set_curswant = TRUE;
- break;
-
- case 'r':
- if (VIsual_active)
- {
- c = 'c';
- goto dooperator;
- }
- if (checkclearop())
- break;
- ptr = ml_get_cursor();
- /* special key or not enough characters to replace */
- if (nchar >= 0x100 || STRLEN(ptr) < (unsigned)Prenum1)
- {
- clearopbeep();
- break;
- }
- /*
- * Replacing with a TAB is done by edit(), because it is complicated
- * when 'expandtab' or 'smarttab' is set.
- * Other characters are done below to avoid problems with things like
- * CTRL-V 048 (for edit() this would be R CTRL-V 0 ESC).
- */
- if (nchar == '\t' && (curbuf->b_p_et || p_sta))
- {
- stuffnumReadbuff(Prenum1);
- stuffcharReadbuff('R');
- stuffcharReadbuff('\t');
- stuffcharReadbuff(ESC);
- break;
- }
-
- if (nchar == Ctrl('V')) /* get another character */
- {
- c = Ctrl('V');
- nchar = get_literal();
- }
- else
- c = NUL;
- if (u_save_cursor() == FAIL) /* save line for undo */
- break;
- /*
- * Replace character(s) by a single newline.
- * Strange vi behaviour: Only one newline is inserted.
- * Delete the characters here.
- * Insert the newline with an insert command, takes care of
- * autoindent.
- */
- if (c != Ctrl('V') && (nchar == '\r' || nchar == '\n'))
- {
- for (n = Prenum1; n > 0; --n) /* delete the characters */
- delchar(FALSE);
- stuffcharReadbuff('\r');
- stuffcharReadbuff(ESC);
- /*
- * Give 'r' to edit(), to get the redo command right.
- */
- command_busy = edit('r', FALSE, Prenum1);
- }
- else
- {
- prep_redo(Prenum1, NUL, 'r', c, nchar);
- while (Prenum1--) /* replace the characters */
- {
- /*
- * Replace a 'normal' character.
- * Get ptr again, because u_save and/or showmatch() will have
- * released the line. At the same time we let know that the
- * line will be changed.
- */
- ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE);
- ptr[curwin->w_cursor.col] = nchar;
- if (p_sm && (nchar == ')' || nchar == '}' || nchar == ']'))
- showmatch();
- ++curwin->w_cursor.col;
- }
- --curwin->w_cursor.col; /* cursor on the last replaced char */
- curwin->w_set_curswant = TRUE;
- updateline();
- set_last_insert(nchar);
- }
- CHANGED;
- break;
-
- case 'J':
- if (VIsual_active) /* join the visual lines */
- goto dooperator;
- if (checkclearop())
- break;
- if (Prenum <= 1)
- Prenum = 2; /* default for join is two lines! */
- if (curwin->w_cursor.lnum + Prenum - 1 > curbuf->b_ml.ml_line_count)
- {
- clearopbeep(); /* beyond last line */
- break;
- }
-
- prep_redo(Prenum, NUL, 'J', NUL, NUL);
- do_do_join(Prenum, TRUE, TRUE);
- break;
-
- case 'P':
- dir = BACKWARD;
- /* FALLTHROUGH */
-
- case 'p':
- /*
- * 'P' after an operator or with Visual: Set current block.
- * 'p' after an operator or with Visual: Set current paragraph.
- */
- if (op_type != NOP || VIsual_active)
- {
- if (c == 'P')
- {
- if (current_block('{', Prenum1) == FAIL)
- clearopbeep();
- }
- else
- {
- if (current_par(c, Prenum1) == FAIL)
- clearopbeep();
- }
- curwin->w_set_curswant = TRUE;
- }
- else
- {
- prep_redo(Prenum, NUL, c, NUL, NUL);
- do_put(dir, Prenum1, FALSE);
- }
- break;
-
- case Ctrl('A'): /* add to number */
- case Ctrl('X'): /* subtract from number */
- if (checkclearopq())
- break;
- if (do_addsub((int)c, Prenum1) == OK)
- prep_redo(Prenum1, NUL, c, NUL, NUL);
- break;
-
- /*
- * 6: Inserts
- */
- case 'A':
- type = 1;
- /* FALLTHROUGH */
-
- case 'a':
- if (op_type != NOP || VIsual_active)
- {
- if (current_word(Prenum1, type) == FAIL)
- clearopbeep();
- curwin->w_set_curswant = TRUE;
- }
- else
- {
- if (c == 'A')
- {
- curwin->w_set_curswant = TRUE;
- while (oneright() == OK)
- ;
- }
-
- /* Works just like an 'i'nsert on the next character. */
- if (u_save_cursor() == OK)
- {
- if (!lineempty(curwin->w_cursor.lnum))
- inc_cursor();
- command_busy = edit(c, FALSE, Prenum1);
- }
- }
- break;
-
- case 'I':
- if (checkclearopq())
- break;
- beginline(TRUE);
- /* FALLTHROUGH */
-
- case 'i':
- case K_INS:
- insert_command:
- if (checkclearopq())
- break;
- if (u_save_cursor() == OK)
- command_busy = edit(c, FALSE, Prenum1);
- break;
-
- case 'o':
- if (VIsual_active) /* switch start and end of visual */
- {
- Prenum = VIsual.lnum;
- VIsual.lnum = curwin->w_cursor.lnum;
- curwin->w_cursor.lnum = Prenum;
- n = VIsual.col;
- VIsual.col = curwin->w_cursor.col;
- curwin->w_cursor.col = (int)n;
- curwin->w_set_curswant = TRUE;
- break;
- }
- if (checkclearop())
- break;
- if (has_format_option(FO_OPEN_COMS))
- fo_do_comments = TRUE;
- if (u_save(curwin->w_cursor.lnum,
- (linenr_t)(curwin->w_cursor.lnum + 1)) == OK &&
- Opencmd(FORWARD, TRUE, FALSE))
- command_busy = edit('o', TRUE, Prenum1);
- fo_do_comments = FALSE;
- break;
-
- case 'O':
- if (checkclearopq())
- break;
- if (has_format_option(FO_OPEN_COMS))
- fo_do_comments = TRUE;
- if (u_save((linenr_t)(curwin->w_cursor.lnum - 1),
- curwin->w_cursor.lnum) == OK && Opencmd(BACKWARD, TRUE, FALSE))
- command_busy = edit('O', TRUE, Prenum1);
- fo_do_comments = FALSE;
- break;
-
- case 'R':
- if (VIsual_active)
- {
- c = 'c';
- VIsual_mode = 'V';
- goto dooperator;
- }
- if (checkclearopq())
- break;
- if (u_save_cursor() == OK)
- command_busy = edit('R', FALSE, Prenum1);
- break;
-
- /*
- * 7: Operators
- */
- case '~': /* swap case */
- /*
- * if tilde is not an operator and Visual is off: swap case
- * of a single character
- */
- if (!p_to && !VIsual_active &&
- op_type != vim_strchr(opchars, '~') - opchars + 1)
- {
- if (checkclearopq())
- break;
- if (lineempty(curwin->w_cursor.lnum))
- {
- clearopbeep();
- break;
- }
- prep_redo(Prenum, NUL, '~', NUL, NUL);
-
- if (u_save_cursor() == FAIL)
- break;
-
- for (; Prenum1 > 0; --Prenum1)
- {
- if (gchar_cursor() == NUL)
- break;
- swapchar(&curwin->w_cursor);
- inc_cursor();
- }
-
- curwin->w_set_curswant = TRUE;
- CHANGED;
- updateline();
- break;
- }
- /*FALLTHROUGH*/
-
- case 'd':
- case 'c':
- case 'y':
- case '>':
- case '<':
- case '!':
- case '=':
- case 'Q': /* should start Ex mode */
- dooperator:
- n = vim_strchr(opchars, c) - opchars + 1;
- if (n == op_type) /* double operator works on lines */
- goto lineop;
- if (checkclearop())
- break;
- if (Prenum != 0)
- opnum = Prenum;
- curbuf->b_op_start = curwin->w_cursor;
- op_type = (int)n;
- break;
-
- /*
- * 8: Abbreviations
- */
-
- /* when Visual the next commands are operators */
- case K_DEL:
- c = 'x'; /* DEL key behaves like 'x' */
- case 'S':
- case 'Y':
- case 'D':
- case 'C':
- case 'x':
- case 'X':
- case 's':
- /*
- * 's' or 'S' with an operator: Operate on sentence or section.
- */
- if (op_type != NOP || VIsual_active)
- {
- if (c == 's') /* sentence */
- {
- if (current_sent(Prenum1) == FAIL)
- clearopbeep();
- curwin->w_set_curswant = TRUE;
- break;
- }
- if (c == 'S') /* block with () */
- {
- if (current_block('(', Prenum1) == FAIL)
- clearopbeep();
- curwin->w_set_curswant = TRUE;
- break;
- }
- }
- if (VIsual_active)
- {
- static char_u trans[] = "YyDdCcxdXd";
-
- /* uppercase means linewise */
- if (isupper(c) && VIsual_mode != Ctrl('V'))
- VIsual_mode = 'V';
- c = *(vim_strchr(trans, c) + 1);
- goto dooperator;
- }
-
- case '&':
- if (checkclearopq())
- break;
- if (Prenum)
- stuffnumReadbuff(Prenum);
-
- {
- static char_u *(ar[8]) = {(char_u *)"dl", (char_u *)"dh",
- (char_u *)"d$", (char_u *)"c$",
- (char_u *)"cl", (char_u *)"cc",
- (char_u *)"yy", (char_u *)":s\r"};
- static char_u *str = (char_u *)"xXDCsSY&";
-
- stuffReadbuff(ar[(int)(vim_strchr(str, c) - str)]);
- }
- break;
-
- /*
- * 9: Marks
- */
-
- case 'm':
- if (checkclearop())
- break;
- if (setmark(nchar) == FAIL)
- clearopbeep();
- break;
-
- case '\'':
- flag = TRUE;
- /* FALLTHROUGH */
-
- case '`':
- pos = getmark(nchar, (op_type == NOP));
- if (pos == (FPOS *)-1) /* jumped to other file */
- {
- if (flag)
- beginline(TRUE);
- break;
- }
-
- cursormark:
- if (check_mark(pos) == FAIL)
- clearop();
- else
- {
- if (c == '\'' || c == '`')
- setpcmark();
- curwin->w_cursor = *pos;
- if (flag)
- beginline(TRUE);
- }
- op_motion_type = flag ? MLINE : MCHAR;
- op_inclusive = FALSE; /* ignored if not MCHAR */
- curwin->w_set_curswant = TRUE;
- break;
-
- case Ctrl('O'): /* goto older pcmark */
- Prenum1 = -Prenum1;
- /* FALLTHROUGH */
-
- case Ctrl('I'): /* goto newer pcmark */
- if (checkclearopq())
- break;
- pos = movemark((int)Prenum1);
- if (pos == (FPOS *)-1) /* jump to other file */
- {
- curwin->w_set_curswant = TRUE;
- break;
- }
- if (pos != NULL) /* can jump */
- goto cursormark;
- clearopbeep();
- break;
-
- /*
- * 10. Buffer setting
- */
- case '"':
- if (checkclearop())
- break;
- if (nchar != NUL && is_yank_buffer(nchar, FALSE))
- {
- yankbuffer = nchar;
- opnum = Prenum; /* remember count before '"' */
- }
- else
- clearopbeep();
- break;
-
- /*
- * 11. Visual
- */
- case 'v':
- case 'V':
- case Ctrl('V'):
- if (checkclearop())
- break;
-
- /* change Visual mode */
- if (VIsual_active)
- {
- if (VIsual_mode == c) /* stop visual mode */
- {
- end_visual_mode();
- }
- else /* toggle char/block mode */
- { /* or char/line mode */
- VIsual_mode = c;
- showmode();
- }
- update_curbuf(NOT_VALID); /* update the inversion */
- }
- /* start Visual mode */
- else
- {
- VIsual_save = VIsual; /* keep for "gv" */
- VIsual_mode_save = VIsual_mode;
- start_visual_highlight();
- if (Prenum) /* use previously selected part */
- {
- if (resel_VIsual_mode == NUL) /* there is none */
- {
- beep_flush();
- break;
- }
- VIsual = curwin->w_cursor;
- VIsual_active = TRUE;
- #ifdef USE_MOUSE
- setmouse();
- #endif
- if (p_smd)
- redraw_cmdline = TRUE; /* show visual mode later */
- /*
- * For V and ^V, we multiply the number of lines even if there
- * was only one -- webb
- */
- if (resel_VIsual_mode != 'v' || resel_VIsual_line_count > 1)
- {
- curwin->w_cursor.lnum += resel_VIsual_line_count * Prenum - 1;
- if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
- curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
- }
- VIsual_mode = resel_VIsual_mode;
- if (VIsual_mode == 'v')
- {
- if (resel_VIsual_line_count <= 1)
- curwin->w_cursor.col += resel_VIsual_col * Prenum - 1;
- else
- curwin->w_cursor.col = resel_VIsual_col;
- }
- if (resel_VIsual_col == MAXCOL)
- {
- curwin->w_curswant = MAXCOL;
- coladvance(MAXCOL);
- }
- else if (VIsual_mode == Ctrl('V'))
- {
- curwin->w_curswant = curwin->w_virtcol +
- resel_VIsual_col * Prenum - 1;
- coladvance((colnr_t)curwin->w_curswant);
- }
- else
- curwin->w_set_curswant = TRUE;
- curs_columns(TRUE); /* recompute w_virtcol */
- update_curbuf(NOT_VALID); /* show the inversion */
- }
- else
- {
- VIsual = curwin->w_cursor;
- VIsual_mode = c;
- VIsual_active = TRUE;
- #ifdef USE_MOUSE
- setmouse();
- #endif
- if (p_smd)
- redraw_cmdline = TRUE; /* show visual mode later */
- updateline(); /* start the inversion */
- }
- }
- break;
-
- /*
- * 12. Suspend
- */
-
- case Ctrl('Z'):
- clearop();
- if (VIsual_active)
- end_visual_mode(); /* stop Visual */
- stuffReadbuff((char_u *)":st\r"); /* with autowrite */
- break;
-
- /*
- * 13. Window commands
- */
-
- case Ctrl('W'):
- if (checkclearop())
- break;
- do_window(nchar, Prenum); /* everything is in window.c */
- break;
-
- /*
- * 14. extended commands (starting with 'g')
- */
- case 'g':
- switch (nchar)
- {
- /*
- * "gv": reselect the previous visual area
- */
- case 'v':
- if (checkclearop())
- break;
- if (VIsual_active)
- pos = &VIsual_save;
- else
- pos = &VIsual;
- if (pos->lnum == 0 || pos->lnum > curbuf->b_ml.ml_line_count ||
- VIsual_end.lnum == 0)
- beep_flush();
- else
- {
- FPOS tt;
- int t;
-
- /* exchange previous and current visual area */
- if (VIsual_active)
- {
- tt = VIsual;
- VIsual = VIsual_save;
- VIsual_save = tt;
- t = VIsual_mode;
- VIsual_mode = VIsual_mode_save;
- VIsual_mode_save = t;
- tt = curwin->w_cursor;
- }
- curwin->w_cursor = VIsual_end;
- if (VIsual_active)
- VIsual_end = tt;
- check_cursor();
- VIsual_active = TRUE;
- #ifdef USE_MOUSE
- setmouse();
- #endif
- update_curbuf(NOT_VALID);
- showmode();
- }
- break;
-
- /*
- * "gj" and "gk" two new funny movement keys -- up and down
- * movement based on *screen* line rather than *file* line.
- */
- case 'j':
- case K_DOWN:
- if (!curwin->w_p_wrap)
- goto normal_j;
- if (screengo(FORWARD, Prenum1) == FAIL)
- clearopbeep();
- break;
-
- case 'k':
- case K_UP:
- if (!curwin->w_p_wrap)
- goto normal_k;
- if (screengo(BACKWARD, Prenum1) == FAIL)
- clearopbeep();
- break;
-
- /*
- * "g0", "g^" and "g$": Like "0", "^" and "$" but for screen lines.
- */
- case '^':
- flag = TRUE;
- /* FALLTHROUGH */
-
- case '0':
- case K_HOME:
- case K_KHOME:
- op_motion_type = MCHAR;
- op_inclusive = FALSE;
- if (curwin->w_p_wrap)
- {
- n = ((curwin->w_virtcol + (curwin->w_p_nu ? 8 : 0)) /
- Columns) * Columns;
- if (curwin->w_p_nu && n > 8)
- n -= 8;
- }
- else
- n = curwin->w_leftcol;
- coladvance((colnr_t)n);
- if (flag)
- while (vim_iswhite(gchar_cursor()) && oneright() == OK)
- ;
- curwin->w_set_curswant = TRUE;
- break;
-
- case '$':
- case K_END:
- case K_KEND:
- op_motion_type = MCHAR;
- op_inclusive = TRUE;
- if (curwin->w_p_wrap)
- {
- curwin->w_curswant = MAXCOL; /* so we stay at the end */
- if (Prenum1 == 1)
- {
- n = ((curwin->w_virtcol + (curwin->w_p_nu ? 8 : 0)) /
- Columns + 1) * Columns - 1;
- if (curwin->w_p_nu && n > 8)
- n -= 8;
- coladvance((colnr_t)n);
- }
- else if (screengo(FORWARD, Prenum1 - 1) == FAIL)
- clearopbeep();
- }
- else
- {
- n = curwin->w_leftcol + Columns - 1;
- if (curwin->w_p_nu)
- n -= 8;
- coladvance((colnr_t)n);
- curwin->w_set_curswant = TRUE;
- }
- break;
-
- /*
- * "g*" and "g#", like "*" and "#" but without using "\<" and "\>"
- */
- case '*':
- case '#':
- goto search_word;
-
- /*
- * ge and gE: go back to end of word
- */
- case 'e':
- case 'E':
- op_motion_type = MCHAR;
- curwin->w_set_curswant = TRUE;
- op_inclusive = TRUE;
- if (bckend_word(Prenum1, nchar == 'E', FALSE) == FAIL)
- clearopbeep();
- break;
-
- /*
- * g CTRL-G: display info about cursor position
- */
- case Ctrl('G'):
- cursor_pos_info();
- break;
-
- /*
- * "gI": Start insert in column 1.
- */
- case 'I':
- beginline(FALSE);
- goto insert_command;
-
- /*
- * "gf": goto file, edit file under cursor
- * "]f" and "[f": can also be used.
- */
- case 'f':
- gotofile:
- ptr = file_name_at_cursor(FNAME_MESS|FNAME_HYP|FNAME_EXP);
- if (ptr != NULL)
- {
- /* do autowrite if necessary */
- if (curbuf->b_changed && curbuf->b_nwindows <= 1 && !p_hid)
- autowrite(curbuf, FALSE);
- setpcmark();
- (void)do_ecmd(0, ptr, NULL, NULL, (linenr_t)0,
- p_hid ? ECMD_HIDE : 0);
- vim_free(ptr);
- }
- else
- clearop();
- break;
-
- /*
- * "gs": Goto sleep, but keep on checking for CTRL-C
- */
- case 's':
- while (Prenum1-- && !got_int)
- {
- mch_delay(1000L, TRUE);
- mch_breakcheck();
- }
- break;
-
- /*
- * "ga": Display the ascii value of the character under the
- * cursor. It is displayed in decimal, hex, and octal. -- webb
- */
- case 'a':
- do_ascii();
- break;
-
- /*
- * "gg": Goto the first line in file. With a count it goes to
- * that line number like for G. -- webb
- */
- case 'g':
- goto_line_one:
- if (Prenum == 0)
- Prenum = 1;
- goto goto_line;
-
- /*
- * Operater to format text:
- * gq same as 'Q' operator.
- * Operators to change the case of text:
- * g~ Toggle the case of the text.
- * gu Change text to lower case.
- * gU Change text to upper case.
- * --webb
- */
- case 'q':
- case '~':
- case 'u':
- case 'U':
- prechar = c;
- c = nchar;
- goto dooperator;
-
- /*
- * "gd": Find first occurence of pattern under the cursor in the
- * current function
- * "gD": idem, but in the current file.
- */
- case 'd':
- case 'D':
- do_gd(nchar);
- break;
-
- #ifdef USE_MOUSE
- /*
- * g<*Mouse> : <C-*mouse>
- */
- case K_MIDDLEMOUSE:
- case K_MIDDLEDRAG:
- case K_MIDDLERELEASE:
- case K_LEFTMOUSE:
- case K_LEFTDRAG:
- case K_LEFTRELEASE:
- case K_RIGHTMOUSE:
- case K_RIGHTDRAG:
- case K_RIGHTRELEASE:
- mod_mask = MOD_MASK_CTRL;
- (void)do_mouse(nchar, BACKWARD, Prenum1, FALSE);
- break;
-
- case K_IGNORE:
- break;
- #endif
-
- default:
- clearopbeep();
- break;
- }
- break;
-
- /*
- * 15. mouse click
- */
- #ifdef USE_MOUSE
- case K_MIDDLEMOUSE:
- case K_MIDDLEDRAG:
- case K_MIDDLERELEASE:
- case K_LEFTMOUSE:
- case K_LEFTDRAG:
- case K_LEFTRELEASE:
- case K_RIGHTMOUSE:
- case K_RIGHTDRAG:
- case K_RIGHTRELEASE:
- (void)do_mouse(c, BACKWARD, Prenum1, FALSE);
- break;
-
- case K_IGNORE:
- break;
- #endif
-
- #ifdef USE_GUI
- /*
- * 16. scrollbar movement
- */
- case K_SCROLLBAR:
- if (op_type != NOP)
- clearopbeep();
-
- /* Even if an operator was pending, we still want to scroll */
- gui_do_scroll();
- break;
-
- case K_HORIZ_SCROLLBAR:
- if (op_type != NOP)
- clearopbeep();
-
- /* Even if an operator was pending, we still want to scroll */
- gui_do_horiz_scroll();
- break;
- #endif
-
- /*
- * 17. The end
- */
- case ESC:
- /* Don't drop through and beep if we are canceling a command: */
- if (!VIsual_active && (op_type != NOP ||
- opnum || Prenum || yankbuffer))
- {
- clearop(); /* don't beep */
- break;
- }
- if (VIsual_active)
- {
- end_visual_mode(); /* stop Visual */
- update_curbuf(NOT_VALID);
- clearop(); /* don't beep */
- break;
- }
- /* ESC in normal mode: beep, but don't flush buffers */
- clearop();
- vim_beep();
- break;
-
- default: /* not a known command */
- clearopbeep();
- break;
-
- } /* end of switch on command character */
-
- /*
- * if we didn't start or finish an operator, reset yankbuffer, unless we
- * need it later.
- */
- if (!finish_op && !op_type && vim_strchr((char_u *)"\"DCYSsXx.", c) == NULL)
- yankbuffer = 0;
-
- /*
- * If an operation is pending, handle it...
- */
- do_pending_operator(c, nchar, finish_op, searchbuff,
- &command_busy, old_col, FALSE, dont_adjust_op_end);
-
- /*
- * Wait when a message is displayed that will be overwritten by the mode
- * message.
- * In Visual mode and with "^O" in Insert mode, a short message will be
- * overwritten by the mode message. Wait a bit, until a key is hit.
- * In Visual mode, it's more important to keep the Visual area updated
- * than keeping a message (e.g. from a /pat search).
- * Only do this if the command was typed, not from a mapping.
- * Also wait a bit after an error message, e.g. for "^O:".
- * Don't redraw the screen, it would remove the message.
- */
- if (((p_smd && ((VIsual_active && old_pos.lnum == curwin->w_cursor.lnum &&
- old_pos.col == curwin->w_cursor.col) || restart_edit) &&
- (clear_cmdline || redraw_cmdline) && msg_didany && KeyTyped) ||
- (restart_edit && !VIsual_active && (msg_scroll || emsg_on_display
- #ifdef SLEEP_IN_EMSG
- || need_sleep
- #endif
- ))) &&
- yankbuffer == 0 && !command_busy && stuff_empty() && op_type == NOP)
- {
- ++RedrawingDisabled;
- cursupdate();
- --RedrawingDisabled;
- setcursor();
- flushbuf();
- if (msg_scroll || emsg_on_display
- #ifdef SLEEP_IN_EMSG
- || need_sleep
- #endif
- )
- mch_delay(1000L, TRUE); /* wait at least one second */
- mch_delay(10000L, FALSE); /* wait up to ten seconds */
-
- msg_scroll = FALSE;
- emsg_on_display = FALSE;
- #ifdef SLEEP_IN_EMSG
- need_sleep = FALSE;
- #endif
- }
-
- normal_end:
- if (op_type == NOP && yankbuffer == 0)
- clear_showcmd();
-
- if (restart_edit && op_type == NOP && !VIsual_active
- && !command_busy && stuff_empty() && yankbuffer == 0)
- (void)edit(restart_edit, FALSE, 1L);
-
- if (!search_dont_set_mark)
- checkpcmark(); /* check if we moved since setting pcmark */
- vim_free(searchbuff);
-
- /*
- * Update the other windows for the current buffer if modified has been set in
- * set_Changed() (This should be done more efficiently)
- */
- if (modified)
- {
- WIN *wp;
-
- for (wp = firstwin; wp; wp = wp->w_next)
- if (wp != curwin && wp->w_buffer == curbuf)
- {
- cursor_off();
- wp->w_redr_type = NOT_VALID;
- /*
- * don't do the actual redraw if wait_return() has just been
- * called and the user typed a ":"
- */
- if (!skip_redraw)
- win_update(wp);
- }
- modified = FALSE;
- }
- }
-
- /*
- * Handle an operator after visual mode or when the movement is finished
- */
- void
- do_pending_operator(c, nchar, finish_op, searchbuff, command_busy,
- old_col, gui_yank, dont_adjust_op_end)
- register int c;
- int nchar;
- int finish_op;
- char_u *searchbuff;
- int *command_busy;
- int old_col;
- int gui_yank; /* yanking visual area for GUI */
- int dont_adjust_op_end;
- {
- /* The visual area is remembered for redo */
- static int redo_VIsual_mode = NUL; /* 'v', 'V', or Ctrl-V */
- static linenr_t redo_VIsual_line_count; /* number of lines */
- static colnr_t redo_VIsual_col; /* number of cols or end column */
- static long redo_VIsual_Prenum; /* Prenum for operator */
-
- linenr_t Prenum1 = 1L;
- FPOS old_cursor;
- int VIsual_was_active = VIsual_active;
- int redraw;
-
- #ifdef USE_GUI
- /*
- * Yank the visual area into the GUI selection register before we operate
- * on it and lose it forever. This could call do_pending_operator()
- * recursively, but that's OK because gui_yank will be TRUE for the
- * nested call. Note also that we call gui_copy_selection() and not
- * gui_auto_select(). This is because even when 'autoselect' is not set,
- * if we operate on the text, eg by deleting it, then this is considered to
- * be an explicit request for it to be put in the global cut buffer, so we
- * always want to do it here. -- webb
- */
- if (gui.in_use && op_type != NOP && !gui_yank && VIsual_active
- && !redo_VIsual_busy)
- gui_copy_selection();
- #endif
- old_cursor = curwin->w_cursor;
-
- /*
- * If an operation is pending, handle it...
- */
- if ((VIsual_active || finish_op) && op_type != NOP)
- {
- op_is_VIsual = VIsual_active;
- if (op_type != YANK && !VIsual_active) /* can't redo yank */
- {
- prep_redo(Prenum, prechar, opchars[op_type - 1], c, nchar);
- if (c == '/' || c == '?') /* was a search */
- {
- /*
- * If 'cpoptions' does not contain 'r', insert the search
- * pattern to really repeat the same command.
- */
- if (vim_strchr(p_cpo, CPO_REDO) == NULL)
- AppendToRedobuff(searchbuff);
- AppendToRedobuff(NL_STR);
- }
- }
-
- if (redo_VIsual_busy)
- {
- curbuf->b_op_start = curwin->w_cursor;
- curwin->w_cursor.lnum += redo_VIsual_line_count - 1;
- if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
- curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
- VIsual_mode = redo_VIsual_mode;
- if (VIsual_mode == 'v')
- {
- if (redo_VIsual_line_count <= 1)
- curwin->w_cursor.col += redo_VIsual_col - 1;
- else
- curwin->w_cursor.col = redo_VIsual_col;
- }
- if (redo_VIsual_col == MAXCOL)
- {
- curwin->w_curswant = MAXCOL;
- coladvance(MAXCOL);
- }
- Prenum = redo_VIsual_Prenum;
- }
- else if (VIsual_active)
- {
- curbuf->b_op_start = VIsual;
- VIsual_end = curwin->w_cursor;
- if (VIsual_mode == 'V')
- curbuf->b_op_start.col = 0;
- }
-
- /*
- * Set b_op_start to the first position of the operated text, b_op_end
- * to the end of the operated text. w_cursor is equal to b_op_start.
- */
- if (lt(curbuf->b_op_start, curwin->w_cursor))
- {
- curbuf->b_op_end = curwin->w_cursor;
- curwin->w_cursor = curbuf->b_op_start;
- }
- else
- {
- curbuf->b_op_end = curbuf->b_op_start;
- curbuf->b_op_start = curwin->w_cursor;
- }
- op_line_count = curbuf->b_op_end.lnum - curbuf->b_op_start.lnum + 1;
-
- if (VIsual_active || redo_VIsual_busy)
- {
- if (VIsual_mode == Ctrl('V')) /* block mode */
- {
- colnr_t start, end;
-
- op_block_mode = TRUE;
-
- getvcol(curwin, &(curbuf->b_op_start),
- &op_start_vcol, NULL, &op_end_vcol);
- if (!redo_VIsual_busy)
- {
- getvcol(curwin, &(curbuf->b_op_end), &start, NULL, &end);
- if (start < op_start_vcol)
- op_start_vcol = start;
- if (end > op_end_vcol)
- op_end_vcol = end;
- }
-
- /* if '$' was used, get op_end_vcol from longest line */
- if (curwin->w_curswant == MAXCOL)
- {
- curwin->w_cursor.col = MAXCOL;
- op_end_vcol = 0;
- for (curwin->w_cursor.lnum = curbuf->b_op_start.lnum;
- curwin->w_cursor.lnum <= curbuf->b_op_end.lnum;
- ++curwin->w_cursor.lnum)
- {
- getvcol(curwin, &curwin->w_cursor, NULL, NULL, &end);
- if (end > op_end_vcol)
- op_end_vcol = end;
- }
- }
- else if (redo_VIsual_busy)
- op_end_vcol = op_start_vcol + redo_VIsual_col - 1;
- /*
- * Correct b_op_end.col and b_op_start.col to be the
- * upper-left and lower-right corner of the block area.
- */
- curwin->w_cursor.lnum = curbuf->b_op_end.lnum;
- coladvance(op_end_vcol);
- curbuf->b_op_end = curwin->w_cursor;
- curwin->w_cursor = curbuf->b_op_start;
- coladvance(op_start_vcol);
- curbuf->b_op_start = curwin->w_cursor;
- }
-
- if (!redo_VIsual_busy)
- {
- /*
- * Prepare to reselect and redo Visual: this is based on the
- * size of the Visual text
- */
- resel_VIsual_mode = VIsual_mode;
- if (curwin->w_curswant == MAXCOL)
- resel_VIsual_col = MAXCOL;
- else if (VIsual_mode == Ctrl('V'))
- resel_VIsual_col = op_end_vcol - op_start_vcol + 1;
- else if (op_line_count > 1)
- resel_VIsual_col = curbuf->b_op_end.col;
- else
- resel_VIsual_col = curbuf->b_op_end.col -
- curbuf->b_op_start.col + 1;
- resel_VIsual_line_count = op_line_count;
- }
- /* can't redo yank and : */
- if (op_type != YANK && op_type != COLON)
- {
- prep_redo(0L, NUL, 'v', prechar, opchars[op_type - 1]);
- redo_VIsual_mode = resel_VIsual_mode;
- redo_VIsual_col = resel_VIsual_col;
- redo_VIsual_line_count = resel_VIsual_line_count;
- redo_VIsual_Prenum = Prenum;
- }
-
- /*
- * Mincl defaults to TRUE.
- * If op_end is on a NUL (empty line) op_inclusive becomes FALSE
- * This makes "d}P" and "v}dP" work the same.
- */
- op_inclusive = TRUE;
- if (VIsual_mode == 'V')
- op_motion_type = MLINE;
- else
- {
- op_motion_type = MCHAR;
- if (*ml_get_pos(&(curbuf->b_op_end)) == NUL)
- op_inclusive = FALSE;
- }
-
- redo_VIsual_busy = FALSE;
- /*
- * Switch Visual off now, so screen updating does
- * not show inverted text when the screen is redrawn.
- * With YANK and sometimes with COLON and FILTER there is no screen
- * redraw, so it is done here to remove the inverted part.
- */
- if (!gui_yank)
- {
- VIsual_active = FALSE;
- #ifdef USE_MOUSE
- setmouse();
- #endif
- if (p_smd)
- clear_cmdline = TRUE; /* unshow visual mode later */
- if (op_type == YANK || op_type == COLON || op_type == FILTER)
- update_curbuf(NOT_VALID);
- }
-
- /* set Prenum1 for LSHIFT and RSHIFT, e.g. "V3j2>" */
- if (Prenum == 0)
- Prenum1 = 1L;
- else
- Prenum1 = Prenum;
- }
-
- curwin->w_set_curswant = TRUE;
-
- /* op_empty is set when start and end are the same */
- op_empty = (op_motion_type == MCHAR && !op_inclusive &&
- equal(curbuf->b_op_start, curbuf->b_op_end));
-
- /*
- * If the end of an operator is in column one while op_motion_type is
- * MCHAR and op_inclusive is FALSE, we put op_end after the last character
- * in the previous line. If op_start is on or before the first non-blank
- * in the line, the operator becomes linewise (strange, but that's the way
- * vi does it).
- */
- if (op_motion_type == MCHAR && op_inclusive == FALSE &&
- !dont_adjust_op_end && curbuf->b_op_end.col == 0 &&
- op_line_count > 1)
- {
- op_end_adjusted = TRUE; /* remember that we did this */
- --op_line_count;
- --curbuf->b_op_end.lnum;
- if (inindent(0))
- op_motion_type = MLINE;
- else
- {
- curbuf->b_op_end.col = STRLEN(ml_get(curbuf->b_op_end.lnum));
- if (curbuf->b_op_end.col)
- {
- --curbuf->b_op_end.col;
- op_inclusive = TRUE;
- }
- }
- }
- else
- op_end_adjusted = FALSE;
- switch (op_type)
- {
- case LSHIFT:
- case RSHIFT:
- do_shift(op_type, TRUE, (int)Prenum1);
- break;
-
- case JOIN:
- if (op_line_count < 2)
- op_line_count = 2;
- if (curwin->w_cursor.lnum + op_line_count - 1 >
- curbuf->b_ml.ml_line_count)
- beep_flush();
- else
- {
- /*
- * If the cursor position has been changed, recompute the
- * current cursor position in the window. If it's not visible,
- * don't keep the window updated when joining the lines.
- */
- if (old_cursor.lnum != curwin->w_cursor.lnum ||
- old_cursor.col != curwin->w_cursor.col)
- redraw = (curs_rows() == OK);
- else
- redraw = TRUE;
- do_do_join(op_line_count, TRUE, redraw);
- }
- break;
-
- case DELETE:
- if (!op_empty)
- do_delete();
- break;
-
- case YANK:
- if (!op_empty)
- (void)do_yank(FALSE, !gui_yank);
- break;
-
- case CHANGE:
- *command_busy = do_change(); /* will set op_type to NOP */
- break;
-
- case FILTER:
- if (vim_strchr(p_cpo, CPO_FILTER) != NULL)
- AppendToRedobuff((char_u *)"!\r"); /* use any last used !cmd */
- else
- bangredo = TRUE; /* do_bang() will put cmd in redo buffer */
-
- case INDENT:
- case COLON:
-
- #if defined(LISPINDENT) || defined(CINDENT)
- /*
- * If 'equalprg' is empty, do the indenting internally.
- */
- if (op_type == INDENT && *p_ep == NUL)
- {
- # ifdef LISPINDENT
- if (curbuf->b_p_lisp)
- {
- do_reindent(get_lisp_indent);
- break;
- }
- # endif
- # ifdef CINDENT
- do_reindent(get_c_indent);
- break;
- # endif
- }
- #endif /* defined(LISPINDENT) || defined(CINDENT) */
-
- dofilter:
- if (VIsual_was_active)
- sprintf((char *)IObuff, ":'<,'>");
- else
- sprintf((char *)IObuff, ":%ld,%ld",
- (long)curbuf->b_op_start.lnum,
- (long)curbuf->b_op_end.lnum);
- stuffReadbuff(IObuff);
- if (op_type != COLON)
- stuffReadbuff((char_u *)"!");
- if (op_type == INDENT)
- {
- #ifndef CINDENT
- if (*p_ep == NUL)
- stuffReadbuff((char_u *)"indent");
- else
- #endif
- stuffReadbuff(p_ep);
- stuffReadbuff((char_u *)"\n");
- }
- else if (op_type == FORMAT || op_type == GFORMAT)
- {
- if (*p_fp == NUL)
- stuffReadbuff((char_u *)"fmt");
- else
- stuffReadbuff(p_fp);
- stuffReadbuff((char_u *)"\n");
- }
- /* do_cmdline() does the rest */
- break;
-
- case TILDE:
- case UPPER:
- case LOWER:
- if (!op_empty)
- do_tilde();
- break;
-
- case FORMAT:
- case GFORMAT:
- if (*p_fp != NUL)
- goto dofilter; /* use external command */
- do_format(); /* use internal function */
- break;
-
- default:
- clearopbeep();
- }
- prechar = NUL;
- if (!gui_yank)
- {
- /*
- * if 'sol' not set, go back to old column for some commands
- */
- if (!p_sol && op_motion_type == MLINE && (op_type == LSHIFT ||
- op_type == RSHIFT || op_type == DELETE))
- coladvance(curwin->w_curswant = old_col);
- op_type = NOP;
- }
- else
- curwin->w_cursor = old_cursor;
- op_block_mode = FALSE;
- yankbuffer = 0;
- }
- }
-
- #ifdef USE_MOUSE
- /*
- * Do the appropriate action for the current mouse click in the current mode.
- *
- * Normal Mode:
- * event modi- position visual change action
- * fier cursor window
- * left press - yes end yes
- * left press C yes end yes "^]" (2)
- * left press S yes end yes "*" (2)
- * left drag - yes start if moved no
- * left relse - yes start if moved no
- * middle press - yes if not active no put register
- * middle press - yes if active no yank and put
- * right press - yes start or extend yes
- * right press S yes no change yes "#" (2)
- * right drag - yes extend no
- * right relse - yes extend no
- *
- * Insert or Replace Mode:
- * event modi- position visual change action
- * fier cursor window
- * left press - yes (cannot be active) yes
- * left press C yes (cannot be active) yes "CTRL-O^]" (2)
- * left press S yes (cannot be active) yes "CTRL-O*" (2)
- * left drag - yes start or extend (1) no CTRL-O (1)
- * left relse - yes start or extend (1) no CTRL-O (1)
- * middle press - no (cannot be active) no put register
- * right press - yes start or extend yes CTRL-O
- * right press S yes (cannot be active) yes "CTRL-O#" (2)
- *
- * (1) only if mouse pointer moved since press
- * (2) only if click is in same buffer
- *
- * Return TRUE if start_arrow() should be called for edit mode.
- */
- int
- do_mouse(c, dir, count, fix_indent)
- int c; /* K_LEFTMOUSE, etc */
- int dir; /* Direction to 'put' if necessary */
- long count;
- int fix_indent; /* Do we fix indent for 'put' if necessary? */
- {
- static int ignore_drag_release = FALSE;
- static FPOS orig_cursor;
- static int do_always = FALSE; /* ignore 'mouse' setting next time */
- static int got_click = FALSE; /* got a click some time back */
-
- int which_button; /* MOUSE_LEFT, _MIDDLE or _RIGHT */
- int is_click; /* If FALSE it's a drag or release event */
- int is_drag; /* If TRUE it's a drag event */
- int jump_flags = 0; /* flags for jump_to_mouse() */
- FPOS start_visual;
- FPOS end_visual;
- BUF *save_buffer;
- int diff;
- int moved; /* Has cursor moved? */
- int c1, c2;
- int VIsual_was_active = VIsual_active;
-
- /*
- * When GUI is active, always recognize mouse events, otherwise:
- * - Ignore mouse event in normal mode if 'mouse' doesn't include 'n'.
- * - Ignore mouse event in visual mode if 'mouse' doesn't include 'v'.
- * - For command line and insert mode 'mouse' is checked before calling
- * do_mouse().
- */
- if (do_always)
- do_always = FALSE;
- else
- #ifdef USE_GUI
- if (!gui.in_use)
- #endif
- {
- if (VIsual_active)
- {
- if (!mouse_has(MOUSE_VISUAL))
- return FALSE;
- }
- else if (State == NORMAL && !mouse_has(MOUSE_NORMAL))
- return FALSE;
- }
-
- which_button = get_mouse_button(KEY2TERMCAP1(c), &is_click, &is_drag);
-
- /*
- * Ignore drag and release events if we didn't get a click.
- */
- if (is_click)
- got_click = TRUE;
- else
- {
- if (!got_click) /* didn't get click, ignore */
- return FALSE;
- if (!is_drag) /* release, reset got_click */
- got_click = FALSE;
- }
-
- /*
- * ALT is currently ignored
- */
- if ((mod_mask & MOD_MASK_ALT))
- return FALSE;
-
- /*
- * CTRL right mouse button does CTRL-T
- */
- if (is_click && (mod_mask & MOD_MASK_CTRL) && which_button == MOUSE_RIGHT)
- {
- if (State & INSERT)
- stuffcharReadbuff(Ctrl('O'));
- stuffcharReadbuff(Ctrl('T'));
- got_click = FALSE; /* ignore drag&release now */
- return FALSE;
- }
-
- /*
- * CTRL only works with left mouse button
- */
- if ((mod_mask & MOD_MASK_CTRL) && which_button != MOUSE_LEFT)
- return FALSE;
-
- /*
- * When a modifier is down, ignore drag and release events, as well as
- * multiple clicks and the middle mouse button.
- */
- if ((mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL | MOD_MASK_ALT)) &&
- (!is_click || (mod_mask & MOD_MASK_MULTI_CLICK) ||
- which_button == MOUSE_MIDDLE))
- return FALSE;
-
- /*
- * If the button press was used as the movement command for an operator
- * (eg "d<MOUSE>"), or it is the middle button that is held down, ignore
- * drag/release events.
- */
- if (!is_click && (ignore_drag_release || which_button == MOUSE_MIDDLE))
- return FALSE;
-
- /*
- * Middle mouse button does a 'put' of the selected text
- */
- if (which_button == MOUSE_MIDDLE)
- {
- if (State == NORMAL)
- {
- /*
- * If an operator was pending, we don't know what the user wanted
- * to do. Go back to normal mode: Clear the operator and beep().
- */
- if (op_type != NOP)
- {
- clearopbeep();
- return FALSE;
- }
-
- /*
- * If visual was active, yank the highlighted text and put it
- * before the mouse pointer position.
- */
- if (VIsual_active)
- {
- stuffcharReadbuff('y');
- stuffcharReadbuff(K_MIDDLEMOUSE);
- do_always = TRUE; /* ignore 'mouse' setting next time */
- return FALSE;
- }
- /*
- * The rest is below jump_to_mouse()
- */
- }
-
- /*
- * Middle click in insert mode doesn't move the mouse, just insert the
- * contents of a register. '.' register is special, can't insert that
- * with do_put().
- */
- else if (State & INSERT)
- {
- if (yankbuffer == '.')
- insertbuf(yankbuffer);
- else
- {
- #ifdef USE_GUI
- if (gui.in_use && yankbuffer == 0)
- yankbuffer = '*';
- #endif
- do_put(BACKWARD, 1L, fix_indent);
-
- /* Put cursor after the end of the just pasted text. */
- curwin->w_cursor = curbuf->b_op_end;
- if (gchar_cursor() != NUL)
- ++curwin->w_cursor.col;
-
- /* Repeat it with CTRL-R x, not exactly the same, but mostly
- * works fine. */
- AppendCharToRedobuff(Ctrl('R'));
- if (yankbuffer == 0)
- AppendCharToRedobuff('"');
- else
- AppendCharToRedobuff(yankbuffer);
- }
- return FALSE;
- }
- else
- return FALSE;
- }
-
- if (!is_click)
- jump_flags |= MOUSE_FOCUS;
-
- start_visual.lnum = 0;
-
- if ((State & (NORMAL | INSERT)) &&
- !(mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)))
- {
- if (which_button == MOUSE_LEFT)
- {
- if (is_click)
- {
- if (VIsual_active)
- {
- end_visual_mode();
- update_curbuf(NOT_VALID);
- }
- }
- else
- jump_flags |= MOUSE_MAY_VIS;
- }
- else if (which_button == MOUSE_RIGHT)
- {
- if (is_click && VIsual_active)
- {
- /*
- * Remember the start and end of visual before moving the
- * cursor.
- */
- if (lt(curwin->w_cursor, VIsual))
- {
- start_visual = curwin->w_cursor;
- end_visual = VIsual;
- }
- else
- {
- start_visual = VIsual;
- end_visual = curwin->w_cursor;
- }
- }
- jump_flags |= MOUSE_MAY_VIS;
- }
- }
-
- if (!is_drag)
- {
- /*
- * If an operator is pending, ignore all drags and releases until the
- * next mouse click.
- */
- ignore_drag_release = (op_type != NOP);
- }
-
- /*
- * Jump!
- */
- if (!is_click)
- jump_flags |= MOUSE_DID_MOVE;
- save_buffer = curbuf;
- moved = (jump_to_mouse(jump_flags) & CURSOR_MOVED);
-
- /* When jumping to another buffer, stop visual mode */
- if (curbuf != save_buffer && VIsual_active)
- {
- end_visual_mode();
- update_curbuf(NOT_VALID); /* delete the inversion */
- }
- else if (start_visual.lnum) /* right click in visual mode */
- {
- /*
- * If the click is before the start of visual, change the start. If
- * the click is after the end of visual, change the end. If the click
- * is inside the visual, change the closest side.
- */
- if (lt(curwin->w_cursor, start_visual))
- VIsual = end_visual;
- else if (lt(end_visual, curwin->w_cursor))
- VIsual = start_visual;
- else
- {
- /* In the same line, compare column number */
- if (end_visual.lnum == start_visual.lnum)
- {
- if (curwin->w_cursor.col - start_visual.col >
- end_visual.col - curwin->w_cursor.col)
- VIsual = start_visual;
- else
- VIsual = end_visual;
- }
-
- /* In different lines, compare line number */
- else
- {
- diff = (curwin->w_cursor.lnum - start_visual.lnum) -
- (end_visual.lnum - curwin->w_cursor.lnum);
-
- if (diff > 0) /* closest to end */
- VIsual = start_visual;
- else if (diff < 0) /* closest to start */
- VIsual = end_visual;
- else /* in the middle line */
- {
- if (curwin->w_cursor.col <
- (start_visual.col + end_visual.col) / 2)
- VIsual = end_visual;
- else
- VIsual = start_visual;
- }
- }
- }
- }
- /*
- * If Visual mode started in insert mode, execute "CTRL-O"
- */
- else if ((State & INSERT) && VIsual_active)
- stuffcharReadbuff(Ctrl('O'));
- /*
- * If cursor has moved, need to update Cline_row
- */
- else if (moved)
- cursupdate();
-
- /*
- * When the cursor has moved in insert mode, and something was inserted,
- * and there are several windows, need to redraw.
- */
- if (moved && (State & INSERT) && modified && firstwin->w_next != NULL)
- {
- update_curbuf(NOT_VALID);
- modified = FALSE;
- }
-
- /*
- * Middle mouse click: Put text before cursor.
- */
- if (which_button == MOUSE_MIDDLE)
- {
- #ifdef USE_GUI
- if (gui.in_use && yankbuffer == 0)
- yankbuffer = '*';
- #endif
- if (yank_buffer_mline())
- {
- if (mouse_past_bottom)
- dir = FORWARD;
- }
- else if (mouse_past_eol)
- dir = FORWARD;
-
- if (fix_indent)
- {
- c1 = (dir == BACKWARD) ? '[' : ']';
- c2 = 'p';
- }
- else
- {
- c1 = (dir == FORWARD) ? 'p' : 'P';
- c2 = NUL;
- }
- prep_redo(Prenum, NUL, c1, c2, NUL);
- /*
- * Remember where the paste started, so in edit() Insstart can be set
- * to this position
- */
- if (restart_edit)
- where_paste_started = curwin->w_cursor;
- do_put(dir, count, fix_indent);
-
- /* Put cursor at the end of the just pasted text. */
- curwin->w_cursor = curbuf->b_op_end;
- if (restart_edit && gchar_cursor() != NUL)
- ++curwin->w_cursor.col; /* put cursor after the text */
- }
-
- /*
- * Ctrl-Mouse click jumps to the tag under the mouse pointer
- */
- else if ((mod_mask & MOD_MASK_CTRL))
- {
- if (State & INSERT)
- stuffcharReadbuff(Ctrl('O'));
- stuffcharReadbuff(Ctrl(']'));
- ignore_drag_release = TRUE; /* ignore drag and release now */
- }
-
- /*
- * Shift-Mouse click searches for the next occurrence of the word under
- * the mouse pointer
- */
- else if ((mod_mask & MOD_MASK_SHIFT))
- {
- if (State & INSERT)
- stuffcharReadbuff(Ctrl('O'));
- if (which_button == MOUSE_LEFT)
- stuffcharReadbuff('*');
- else /* MOUSE_RIGHT */
- stuffcharReadbuff('#');
- }
-
- /* Handle double clicks */
- else if ((mod_mask & MOD_MASK_MULTI_CLICK) && (State & (NORMAL | INSERT)))
- {
- if (is_click || !VIsual_active)
- {
- if (VIsual_active)
- orig_cursor = VIsual;
- else
- {
- start_visual_highlight();
- VIsual = curwin->w_cursor;
- orig_cursor = VIsual;
- VIsual_active = TRUE;
- #ifdef USE_MOUSE
- setmouse();
- #endif
- if (p_smd)
- redraw_cmdline = TRUE; /* show visual mode later */
- }
- if (mod_mask & MOD_MASK_2CLICK)
- VIsual_mode = 'v';
- else if (mod_mask & MOD_MASK_3CLICK)
- VIsual_mode = 'V';
- else if (mod_mask & MOD_MASK_4CLICK)
- VIsual_mode = Ctrl('V');
- }
- if (mod_mask & MOD_MASK_2CLICK)
- {
- if (lt(curwin->w_cursor, orig_cursor))
- {
- find_start_of_word(&curwin->w_cursor);
- find_end_of_word(&VIsual);
- }
- else
- {
- find_start_of_word(&VIsual);
- find_end_of_word(&curwin->w_cursor);
- }
- curwin->w_set_curswant = TRUE;
- }
- if (is_click)
- {
- curs_columns(TRUE); /* recompute w_virtcol */
- update_curbuf(NOT_VALID); /* update the inversion */
- }
- }
- else if (VIsual_active && VIsual_was_active != VIsual_active)
- VIsual_mode = 'v';
-
- return moved;
- }
-
- static void
- find_start_of_word(pos)
- FPOS *pos;
- {
- char_u *ptr;
- int cclass;
-
- ptr = ml_get(pos->lnum);
- cclass = get_mouse_class(ptr[pos->col]);
-
- /* Can't test pos->col >= 0 because pos->col is unsigned */
- while (pos->col > 0 && get_mouse_class(ptr[pos->col]) == cclass)
- pos->col--;
- if (pos->col != 0 || get_mouse_class(ptr[0]) != cclass)
- pos->col++;
- }
-
- static void
- find_end_of_word(pos)
- FPOS *pos;
- {
- char_u *ptr;
- int cclass;
-
- ptr = ml_get(pos->lnum);
- cclass = get_mouse_class(ptr[pos->col]);
- while (ptr[pos->col] && get_mouse_class(ptr[pos->col]) == cclass)
- pos->col++;
- pos->col--;
- }
-
- static int
- get_mouse_class(c)
- int c;
- {
- if (c == ' ' || c == '\t')
- return ' ';
-
- if (isidchar(c))
- return 'a';
-
- /*
- * There are a few special cases where we want certain combinations of
- * characters to be considered as a single word. These are things like
- * "->", "/ *", "*=", "+=", "&=", "<=", ">=", "!=" etc. Otherwise, each
- * character is in it's own class.
- */
- if (c != NUL && vim_strchr((char_u *)"-+*/%<>&|^!=", c) != NULL)
- return '=';
- return c;
- }
- #endif /* USE_MOUSE */
-
- /*
- * start highlighting for visual mode
- */
- void
- start_visual_highlight()
- {
- static int didwarn = FALSE; /* warned for broken inversion */
-
- if (!didwarn && set_highlight('v') == FAIL)/* cannot highlight */
- {
- EMSG("Warning: terminal cannot highlight");
- didwarn = TRUE;
- }
- }
-
- /*
- * End visual mode. If we are using the GUI, and autoselect is set, then
- * remember what was selected in case we need to paste it somewhere while we
- * still own the selection. This function should ALWAYS be called to end
- * visual mode.
- */
- void
- end_visual_mode()
- {
- #ifdef USE_GUI
- if (gui.in_use)
- gui_auto_select();
- #endif
- VIsual_active = FALSE;
- #ifdef USE_MOUSE
- setmouse();
- #endif
- VIsual_end = curwin->w_cursor; /* remember for '> mark */
- if (p_smd)
- clear_cmdline = TRUE; /* unshow visual mode later */
- }
-
- /*
- * Find the identifier under or to the right of the cursor. If none is
- * found and find_type has FIND_STRING, then find any non-white string. The
- * length of the string is returned, or zero if no string is found. If a
- * string is found, a pointer to the string is put in *string, but note that
- * the caller must use the length returned as this string may not be NUL
- * terminated.
- */
- int
- find_ident_under_cursor(string, find_type)
- char_u **string;
- int find_type;
- {
- char_u *ptr;
- int col = 0; /* init to shut up GCC */
- int i;
-
- /*
- * if i == 0: try to find an identifier
- * if i == 1: try to find any string
- */
- ptr = ml_get_curline();
- for (i = (find_type & FIND_IDENT) ? 0 : 1; i < 2; ++i)
- {
- /*
- * skip to start of identifier/string
- */
- col = curwin->w_cursor.col;
- while (ptr[col] != NUL &&
- (i == 0 ? !iswordchar(ptr[col]) : vim_iswhite(ptr[col])))
- ++col;
-
- /*
- * Back up to start of identifier/string. This doesn't match the
- * real vi but I like it a little better and it shouldn't bother
- * anyone.
- * When FIND_IDENT isn't defined, we backup until a blank.
- */
- while (col > 0 && (i == 0 ? iswordchar(ptr[col - 1]) :
- (!vim_iswhite(ptr[col - 1]) &&
- (!(find_type & FIND_IDENT) || !iswordchar(ptr[col - 1])))))
- --col;
-
- /*
- * if we don't want just any old string, or we've found an identifier,
- * stop searching.
- */
- if (!(find_type & FIND_STRING) || iswordchar(ptr[col]))
- break;
- }
- /*
- * didn't find an identifier or string
- */
- if (ptr[col] == NUL || (!iswordchar(ptr[col]) && i == 0))
- {
- if (find_type & FIND_STRING)
- EMSG("No string under cursor");
- else
- EMSG("No identifier under cursor");
- return 0;
- }
- ptr += col;
- *string = ptr;
- col = 0;
- while (i == 0 ? iswordchar(*ptr) : (*ptr != NUL && !vim_iswhite(*ptr)))
- {
- ++ptr;
- ++col;
- }
- return col;
- }
-
- static void
- prep_redo(num, pre_char, cmd, c, nchar)
- long num;
- int pre_char;
- int cmd;
- int c;
- int nchar;
- {
- ResetRedobuff();
- if (yankbuffer != 0) /* yank from specified buffer */
- {
- AppendCharToRedobuff('\"');
- AppendCharToRedobuff(yankbuffer);
- }
- if (num)
- AppendNumberToRedobuff(num);
- if (pre_char != NUL)
- AppendCharToRedobuff(pre_char);
- AppendCharToRedobuff(cmd);
- if (c != NUL)
- AppendCharToRedobuff(c);
- if (nchar != NUL)
- AppendCharToRedobuff(nchar);
- }
-
- /*
- * check for operator active and clear it
- *
- * return TRUE if operator was active
- */
- static int
- checkclearop()
- {
- if (op_type == NOP)
- return (FALSE);
- clearopbeep();
- return (TRUE);
- }
-
- /*
- * check for operator or Visual active and clear it
- *
- * return TRUE if operator was active
- */
- static int
- checkclearopq()
- {
- if (op_type == NOP && !VIsual_active)
- return (FALSE);
- clearopbeep();
- return (TRUE);
- }
-
- static void
- clearop()
- {
- op_type = NOP;
- yankbuffer = 0;
- prechar = NUL;
- }
-
- static void
- clearopbeep()
- {
- clearop();
- beep_flush();
- }
-
- /*
- * Routines for displaying a partly typed command
- */
-
- static char_u showcmd_buf[SHOWCMD_COLS + 1];
- static char_u old_showcmd_buf[SHOWCMD_COLS + 1]; /* For push_showcmd() */
- static int is_showcmd_clear = TRUE;
-
- static void display_showcmd __ARGS((void));
-
- void
- clear_showcmd()
- {
- if (!p_sc)
- return;
-
- showcmd_buf[0] = NUL;
-
- /*
- * Don't actually display something if there is nothing to clear.
- */
- if (is_showcmd_clear)
- return;
-
- display_showcmd();
- }
-
- /*
- * Add 'c' to string of shown command chars.
- * Return TRUE if setcursor() has been called.
- */
- int
- add_to_showcmd(c, display_always)
- int c;
- int display_always;
- {
- char_u *p;
- int old_len;
- int extra_len;
- int overflow;
-
- if (!p_sc)
- return FALSE;
-
- p = transchar(c);
- old_len = STRLEN(showcmd_buf);
- extra_len = STRLEN(p);
- overflow = old_len + extra_len - SHOWCMD_COLS;
- if (overflow > 0)
- STRCPY(showcmd_buf, showcmd_buf + overflow);
- STRCAT(showcmd_buf, p);
-
- if (!display_always && char_avail())
- return FALSE;
-
- display_showcmd();
-
- return TRUE;
- }
-
- /*
- * Delete 'len' characters from the end of the shown command.
- */
- static void
- del_from_showcmd(len)
- int len;
- {
- int old_len;
-
- if (!p_sc)
- return;
-
- old_len = STRLEN(showcmd_buf);
- if (len > old_len)
- len = old_len;
- showcmd_buf[old_len - len] = NUL;
-
- if (!char_avail())
- display_showcmd();
- }
-
- void
- push_showcmd()
- {
- if (p_sc)
- STRCPY(old_showcmd_buf, showcmd_buf);
- }
-
- void
- pop_showcmd()
- {
- if (!p_sc)
- return;
-
- STRCPY(showcmd_buf, old_showcmd_buf);
-
- display_showcmd();
- }
-
- static void
- display_showcmd()
- {
- int len;
-
- cursor_off();
-
- len = STRLEN(showcmd_buf);
- if (len == 0)
- is_showcmd_clear = TRUE;
- else
- {
- screen_msg(showcmd_buf, (int)Rows - 1, sc_col);
- is_showcmd_clear = FALSE;
- }
-
- /*
- * clear the rest of an old message by outputing up to SHOWCMD_COLS spaces
- */
- screen_msg((char_u *)" " + len, (int)Rows - 1, sc_col + len);
-
- setcursor(); /* put cursor back where it belongs */
- }
-
- /*
- * Implementation of "gd" and "gD" command.
- */
- static void
- do_gd(nchar)
- int nchar;
- {
- int len;
- char_u *pat;
- FPOS old_pos;
- int t;
- int save_p_ws;
- int save_p_scs;
- char_u *ptr;
-
- if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0 ||
- (pat = alloc(len + 5)) == NULL)
- {
- clearopbeep();
- return;
- }
- sprintf((char *)pat, iswordchar(*ptr) ? "\\<%.*s\\>" :
- "%.*s", len, ptr);
- old_pos = curwin->w_cursor;
- save_p_ws = p_ws;
- save_p_scs = p_scs;
- p_ws = FALSE; /* don't wrap around end of file now */
- p_scs = FALSE; /* don't switch ignorecase off now */
- fo_do_comments = TRUE;
-
- /*
- * Search back for the end of the previous function.
- * If this fails, and with "gD", go to line 1.
- * Search forward for the identifier, ignore comment lines.
- */
- if (nchar == 'D' || !findpar(BACKWARD, 1L, '}', FALSE))
- {
- setpcmark(); /* Set in findpar() otherwise */
- curwin->w_cursor.lnum = 1;
- }
-
- while ((t = searchit(&curwin->w_cursor, FORWARD, pat, 1L, 0, RE_LAST))
- == OK &&
- get_leader_len(ml_get_curline(), NULL) &&
- old_pos.lnum > curwin->w_cursor.lnum)
- ++curwin->w_cursor.lnum;
- if (t == FAIL || old_pos.lnum <= curwin->w_cursor.lnum)
- {
- clearopbeep();
- curwin->w_cursor = old_pos;
- }
- else
- curwin->w_set_curswant = TRUE;
-
- vim_free(pat);
- p_ws = save_p_ws;
- p_scs = save_p_scs;
- fo_do_comments = FALSE;
- }
-