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Merged from the latest developing branch.
[MacVim.git] / src / normal.c
blob462bd35f5c78bb0513813c161ad7adc2bbad5902
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 * normal.c: Contains the main routine for processing characters in command
11 * mode. Communicates closely with the code in ops.c to handle
12 * the operators.
13 */
14
15 #include "vim.h"
16
17 #ifdef FEAT_VISUAL
18 /*
19 * The Visual area is remembered for reselection.
20 */
21 static int resel_VIsual_mode = NUL; /* 'v', 'V', or Ctrl-V */
22 static linenr_T resel_VIsual_line_count; /* number of lines */
23 static colnr_T resel_VIsual_col; /* nr of cols or end col */
24
25 static int restart_VIsual_select = 0;
26 #endif
27
28 static int
29 # ifdef __BORLANDC__
30 _RTLENTRYF
31 # endif
32 nv_compare __ARGS((const void *s1, const void *s2));
33 static int find_command __ARGS((int cmdchar));
34 static void op_colon __ARGS((oparg_T *oap));
35 static void op_function __ARGS((oparg_T *oap));
36 #if defined(FEAT_MOUSE) && defined(FEAT_VISUAL)
37 static void find_start_of_word __ARGS((pos_T *));
38 static void find_end_of_word __ARGS((pos_T *));
39 static int get_mouse_class __ARGS((char_u *p));
40 #endif
41 static void prep_redo_cmd __ARGS((cmdarg_T *cap));
42 static void prep_redo __ARGS((int regname, long, int, int, int, int, int));
43 static int checkclearop __ARGS((oparg_T *oap));
44 static int checkclearopq __ARGS((oparg_T *oap));
45 static void clearop __ARGS((oparg_T *oap));
46 static void clearopbeep __ARGS((oparg_T *oap));
47 #ifdef FEAT_VISUAL
48 static void unshift_special __ARGS((cmdarg_T *cap));
49 #endif
50 #ifdef FEAT_CMDL_INFO
51 static void del_from_showcmd __ARGS((int));
52 #endif
53
54 /*
55 * nv_*(): functions called to handle Normal and Visual mode commands.
56 * n_*(): functions called to handle Normal mode commands.
57 * v_*(): functions called to handle Visual mode commands.
58 */
59 static void nv_ignore __ARGS((cmdarg_T *cap));
60 static void nv_nop __ARGS((cmdarg_T *cap));
61 static void nv_error __ARGS((cmdarg_T *cap));
62 static void nv_help __ARGS((cmdarg_T *cap));
63 static void nv_addsub __ARGS((cmdarg_T *cap));
64 static void nv_page __ARGS((cmdarg_T *cap));
65 static void nv_gd __ARGS((oparg_T *oap, int nchar, int thisblock));
66 static int nv_screengo __ARGS((oparg_T *oap, int dir, long dist));
67 #ifdef FEAT_MOUSE
68 static void nv_mousescroll __ARGS((cmdarg_T *cap));
69 static void nv_mouse __ARGS((cmdarg_T *cap));
70 #endif
71 static void nv_scroll_line __ARGS((cmdarg_T *cap));
72 static void nv_zet __ARGS((cmdarg_T *cap));
73 #ifdef FEAT_GUI
74 static void nv_ver_scrollbar __ARGS((cmdarg_T *cap));
75 static void nv_hor_scrollbar __ARGS((cmdarg_T *cap));
76 #endif
77 #ifdef FEAT_GUI_TABLINE
78 static void nv_tabline __ARGS((cmdarg_T *cap));
79 static void nv_tabmenu __ARGS((cmdarg_T *cap));
80 #endif
81 static void nv_exmode __ARGS((cmdarg_T *cap));
82 static void nv_colon __ARGS((cmdarg_T *cap));
83 static void nv_ctrlg __ARGS((cmdarg_T *cap));
84 static void nv_ctrlh __ARGS((cmdarg_T *cap));
85 static void nv_clear __ARGS((cmdarg_T *cap));
86 static void nv_ctrlo __ARGS((cmdarg_T *cap));
87 static void nv_hat __ARGS((cmdarg_T *cap));
88 static void nv_Zet __ARGS((cmdarg_T *cap));
89 static void nv_ident __ARGS((cmdarg_T *cap));
90 static void nv_tagpop __ARGS((cmdarg_T *cap));
91 static void nv_scroll __ARGS((cmdarg_T *cap));
92 static void nv_right __ARGS((cmdarg_T *cap));
93 static void nv_left __ARGS((cmdarg_T *cap));
94 static void nv_up __ARGS((cmdarg_T *cap));
95 static void nv_down __ARGS((cmdarg_T *cap));
96 #ifdef FEAT_SEARCHPATH
97 static void nv_gotofile __ARGS((cmdarg_T *cap));
98 #endif
99 static void nv_end __ARGS((cmdarg_T *cap));
100 static void nv_dollar __ARGS((cmdarg_T *cap));
101 static void nv_search __ARGS((cmdarg_T *cap));
102 static void nv_next __ARGS((cmdarg_T *cap));
103 static void normal_search __ARGS((cmdarg_T *cap, int dir, char_u *pat, int opt));
104 static void nv_csearch __ARGS((cmdarg_T *cap));
105 static void nv_brackets __ARGS((cmdarg_T *cap));
106 static void nv_percent __ARGS((cmdarg_T *cap));
107 static void nv_brace __ARGS((cmdarg_T *cap));
108 static void nv_mark __ARGS((cmdarg_T *cap));
109 static void nv_findpar __ARGS((cmdarg_T *cap));
110 static void nv_undo __ARGS((cmdarg_T *cap));
111 static void nv_kundo __ARGS((cmdarg_T *cap));
112 static void nv_Replace __ARGS((cmdarg_T *cap));
113 #ifdef FEAT_VREPLACE
114 static void nv_vreplace __ARGS((cmdarg_T *cap));
115 #endif
116 #ifdef FEAT_VISUAL
117 static void v_swap_corners __ARGS((int cmdchar));
118 #endif
119 static void nv_replace __ARGS((cmdarg_T *cap));
120 static void n_swapchar __ARGS((cmdarg_T *cap));
121 static void nv_cursormark __ARGS((cmdarg_T *cap, int flag, pos_T *pos));
122 #ifdef FEAT_VISUAL
123 static void v_visop __ARGS((cmdarg_T *cap));
124 #endif
125 static void nv_subst __ARGS((cmdarg_T *cap));
126 static void nv_abbrev __ARGS((cmdarg_T *cap));
127 static void nv_optrans __ARGS((cmdarg_T *cap));
128 static void nv_gomark __ARGS((cmdarg_T *cap));
129 static void nv_pcmark __ARGS((cmdarg_T *cap));
130 static void nv_regname __ARGS((cmdarg_T *cap));
131 #ifdef FEAT_VISUAL
132 static void nv_visual __ARGS((cmdarg_T *cap));
133 static void n_start_visual_mode __ARGS((int c));
134 #endif
135 static void nv_window __ARGS((cmdarg_T *cap));
136 static void nv_suspend __ARGS((cmdarg_T *cap));
137 static void nv_g_cmd __ARGS((cmdarg_T *cap));
138 static void n_opencmd __ARGS((cmdarg_T *cap));
139 static void nv_dot __ARGS((cmdarg_T *cap));
140 static void nv_redo __ARGS((cmdarg_T *cap));
141 static void nv_Undo __ARGS((cmdarg_T *cap));
142 static void nv_tilde __ARGS((cmdarg_T *cap));
143 static void nv_operator __ARGS((cmdarg_T *cap));
144 #ifdef FEAT_EVAL
145 static void set_op_var __ARGS((int optype));
146 #endif
147 static void nv_lineop __ARGS((cmdarg_T *cap));
148 static void nv_home __ARGS((cmdarg_T *cap));
149 static void nv_pipe __ARGS((cmdarg_T *cap));
150 static void nv_bck_word __ARGS((cmdarg_T *cap));
151 static void nv_wordcmd __ARGS((cmdarg_T *cap));
152 static void nv_beginline __ARGS((cmdarg_T *cap));
153 static void adjust_cursor __ARGS((oparg_T *oap));
154 #ifdef FEAT_VISUAL
155 static void adjust_for_sel __ARGS((cmdarg_T *cap));
156 static int unadjust_for_sel __ARGS((void));
157 static void nv_select __ARGS((cmdarg_T *cap));
158 #endif
159 static void nv_goto __ARGS((cmdarg_T *cap));
160 static void nv_normal __ARGS((cmdarg_T *cap));
161 static void nv_esc __ARGS((cmdarg_T *oap));
162 static void nv_edit __ARGS((cmdarg_T *cap));
163 static void invoke_edit __ARGS((cmdarg_T *cap, int repl, int cmd, int startln));
164 #ifdef FEAT_TEXTOBJ
165 static void nv_object __ARGS((cmdarg_T *cap));
166 #endif
167 static void nv_record __ARGS((cmdarg_T *cap));
168 static void nv_at __ARGS((cmdarg_T *cap));
169 static void nv_halfpage __ARGS((cmdarg_T *cap));
170 static void nv_join __ARGS((cmdarg_T *cap));
171 static void nv_put __ARGS((cmdarg_T *cap));
172 static void nv_open __ARGS((cmdarg_T *cap));
173 #ifdef FEAT_SNIFF
174 static void nv_sniff __ARGS((cmdarg_T *cap));
175 #endif
176 #ifdef FEAT_NETBEANS_INTG
177 static void nv_nbcmd __ARGS((cmdarg_T *cap));
178 #endif
179 #ifdef FEAT_DND
180 static void nv_drop __ARGS((cmdarg_T *cap));
181 #endif
182 #ifdef FEAT_AUTOCMD
183 static void nv_cursorhold __ARGS((cmdarg_T *cap));
184 #endif
185
186 /*
187 * Function to be called for a Normal or Visual mode command.
188 * The argument is a cmdarg_T.
189 */
190 typedef void (*nv_func_T) __ARGS((cmdarg_T *cap));
191
192 /* Values for cmd_flags. */
193 #define NV_NCH 0x01 /* may need to get a second char */
194 #define NV_NCH_NOP (0x02|NV_NCH) /* get second char when no operator pending */
195 #define NV_NCH_ALW (0x04|NV_NCH) /* always get a second char */
196 #define NV_LANG 0x08 /* second char needs language adjustment */
197
198 #define NV_SS 0x10 /* may start selection */
199 #define NV_SSS 0x20 /* may start selection with shift modifier */
200 #define NV_STS 0x40 /* may stop selection without shift modif. */
201 #define NV_RL 0x80 /* 'rightleft' modifies command */
202 #define NV_KEEPREG 0x100 /* don't clear regname */
203 #define NV_NCW 0x200 /* not allowed in command-line window */
204
205 /*
206 * Generally speaking, every Normal mode command should either clear any
207 * pending operator (with *clearop*()), or set the motion type variable
208 * oap->motion_type.
209 *
210 * When a cursor motion command is made, it is marked as being a character or
211 * line oriented motion. Then, if an operator is in effect, the operation
212 * becomes character or line oriented accordingly.
213 */
214
215 /*
216 * This table contains one entry for every Normal or Visual mode command.
217 * The order doesn't matter, init_normal_cmds() will create a sorted index.
218 * It is faster when all keys from zero to '~' are present.
219 */
220 static const struct nv_cmd
221 {
222 int cmd_char; /* (first) command character */
223 nv_func_T cmd_func; /* function for this command */
224 short_u cmd_flags; /* NV_ flags */
225 short cmd_arg; /* value for ca.arg */
226 } nv_cmds[] =
227 {
228 {NUL, nv_error, 0, 0},
229 {Ctrl_A, nv_addsub, 0, 0},
230 {Ctrl_B, nv_page, NV_STS, BACKWARD},
231 {Ctrl_C, nv_esc, 0, TRUE},
232 {Ctrl_D, nv_halfpage, 0, 0},
233 {Ctrl_E, nv_scroll_line, 0, TRUE},
234 {Ctrl_F, nv_page, NV_STS, FORWARD},
235 {Ctrl_G, nv_ctrlg, 0, 0},
236 {Ctrl_H, nv_ctrlh, 0, 0},
237 {Ctrl_I, nv_pcmark, 0, 0},
238 {NL, nv_down, 0, FALSE},
239 {Ctrl_K, nv_error, 0, 0},
240 {Ctrl_L, nv_clear, 0, 0},
241 {Ctrl_M, nv_down, 0, TRUE},
242 {Ctrl_N, nv_down, NV_STS, FALSE},
243 {Ctrl_O, nv_ctrlo, 0, 0},
244 {Ctrl_P, nv_up, NV_STS, FALSE},
245 #ifdef FEAT_VISUAL
246 {Ctrl_Q, nv_visual, 0, FALSE},
247 #else
248 {Ctrl_Q, nv_ignore, 0, 0},
249 #endif
250 {Ctrl_R, nv_redo, 0, 0},
251 {Ctrl_S, nv_ignore, 0, 0},
252 {Ctrl_T, nv_tagpop, NV_NCW, 0},
253 {Ctrl_U, nv_halfpage, 0, 0},
254 #ifdef FEAT_VISUAL
255 {Ctrl_V, nv_visual, 0, FALSE},
256 {'V', nv_visual, 0, FALSE},
257 {'v', nv_visual, 0, FALSE},
258 #else
259 {Ctrl_V, nv_error, 0, 0},
260 {'V', nv_error, 0, 0},
261 {'v', nv_error, 0, 0},
262 #endif
263 {Ctrl_W, nv_window, 0, 0},
264 {Ctrl_X, nv_addsub, 0, 0},
265 {Ctrl_Y, nv_scroll_line, 0, FALSE},
266 {Ctrl_Z, nv_suspend, 0, 0},
267 {ESC, nv_esc, 0, FALSE},
268 {Ctrl_BSL, nv_normal, NV_NCH_ALW, 0},
269 {Ctrl_RSB, nv_ident, NV_NCW, 0},
270 {Ctrl_HAT, nv_hat, NV_NCW, 0},
271 {Ctrl__, nv_error, 0, 0},
272 {' ', nv_right, 0, 0},
273 {'!', nv_operator, 0, 0},
274 {'"', nv_regname, NV_NCH_NOP|NV_KEEPREG, 0},
275 {'#', nv_ident, 0, 0},
276 {'$', nv_dollar, 0, 0},
277 {'%', nv_percent, 0, 0},
278 {'&', nv_optrans, 0, 0},
279 {'\'', nv_gomark, NV_NCH_ALW, TRUE},
280 {'(', nv_brace, 0, BACKWARD},
281 {')', nv_brace, 0, FORWARD},
282 {'*', nv_ident, 0, 0},
283 {'+', nv_down, 0, TRUE},
284 {',', nv_csearch, 0, TRUE},
285 {'-', nv_up, 0, TRUE},
286 {'.', nv_dot, NV_KEEPREG, 0},
287 {'/', nv_search, 0, FALSE},
288 {'0', nv_beginline, 0, 0},
289 {'1', nv_ignore, 0, 0},
290 {'2', nv_ignore, 0, 0},
291 {'3', nv_ignore, 0, 0},
292 {'4', nv_ignore, 0, 0},
293 {'5', nv_ignore, 0, 0},
294 {'6', nv_ignore, 0, 0},
295 {'7', nv_ignore, 0, 0},
296 {'8', nv_ignore, 0, 0},
297 {'9', nv_ignore, 0, 0},
298 {':', nv_colon, 0, 0},
299 {';', nv_csearch, 0, FALSE},
300 {'<', nv_operator, NV_RL, 0},
301 {'=', nv_operator, 0, 0},
302 {'>', nv_operator, NV_RL, 0},
303 {'?', nv_search, 0, FALSE},
304 {'@', nv_at, NV_NCH_NOP, FALSE},
305 {'A', nv_edit, 0, 0},
306 {'B', nv_bck_word, 0, 1},
307 {'C', nv_abbrev, NV_KEEPREG, 0},
308 {'D', nv_abbrev, NV_KEEPREG, 0},
309 {'E', nv_wordcmd, 0, TRUE},
310 {'F', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD},
311 {'G', nv_goto, 0, TRUE},
312 {'H', nv_scroll, 0, 0},
313 {'I', nv_edit, 0, 0},
314 {'J', nv_join, 0, 0},
315 {'K', nv_ident, 0, 0},
316 {'L', nv_scroll, 0, 0},
317 {'M', nv_scroll, 0, 0},
318 {'N', nv_next, 0, SEARCH_REV},
319 {'O', nv_open, 0, 0},
320 {'P', nv_put, 0, 0},
321 {'Q', nv_exmode, NV_NCW, 0},
322 {'R', nv_Replace, 0, FALSE},
323 {'S', nv_subst, NV_KEEPREG, 0},
324 {'T', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD},
325 {'U', nv_Undo, 0, 0},
326 {'W', nv_wordcmd, 0, TRUE},
327 {'X', nv_abbrev, NV_KEEPREG, 0},
328 {'Y', nv_abbrev, NV_KEEPREG, 0},
329 {'Z', nv_Zet, NV_NCH_NOP|NV_NCW, 0},
330 {'[', nv_brackets, NV_NCH_ALW, BACKWARD},
331 {'\\', nv_error, 0, 0},
332 {']', nv_brackets, NV_NCH_ALW, FORWARD},
333 {'^', nv_beginline, 0, BL_WHITE | BL_FIX},
334 {'_', nv_lineop, 0, 0},
335 {'`', nv_gomark, NV_NCH_ALW, FALSE},
336 {'a', nv_edit, NV_NCH, 0},
337 {'b', nv_bck_word, 0, 0},
338 {'c', nv_operator, 0, 0},
339 {'d', nv_operator, 0, 0},
340 {'e', nv_wordcmd, 0, FALSE},
341 {'f', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD},
342 {'g', nv_g_cmd, NV_NCH_ALW, FALSE},
343 {'h', nv_left, NV_RL, 0},
344 {'i', nv_edit, NV_NCH, 0},
345 {'j', nv_down, 0, FALSE},
346 {'k', nv_up, 0, FALSE},
347 {'l', nv_right, NV_RL, 0},
348 {'m', nv_mark, NV_NCH_NOP, 0},
349 {'n', nv_next, 0, 0},
350 {'o', nv_open, 0, 0},
351 {'p', nv_put, 0, 0},
352 {'q', nv_record, NV_NCH, 0},
353 {'r', nv_replace, NV_NCH_NOP|NV_LANG, 0},
354 {'s', nv_subst, NV_KEEPREG, 0},
355 {'t', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD},
356 {'u', nv_undo, 0, 0},
357 {'w', nv_wordcmd, 0, FALSE},
358 {'x', nv_abbrev, NV_KEEPREG, 0},
359 {'y', nv_operator, 0, 0},
360 {'z', nv_zet, NV_NCH_ALW, 0},
361 {'{', nv_findpar, 0, BACKWARD},
362 {'|', nv_pipe, 0, 0},
363 {'}', nv_findpar, 0, FORWARD},
364 {'~', nv_tilde, 0, 0},
365
366 /* pound sign */
367 {POUND, nv_ident, 0, 0},
368 #ifdef FEAT_MOUSE
369 {K_MOUSEUP, nv_mousescroll, 0, TRUE},
370 {K_MOUSEDOWN, nv_mousescroll, 0, FALSE},
371 {K_LEFTMOUSE, nv_mouse, 0, 0},
372 {K_LEFTMOUSE_NM, nv_mouse, 0, 0},
373 {K_LEFTDRAG, nv_mouse, 0, 0},
374 {K_LEFTRELEASE, nv_mouse, 0, 0},
375 {K_LEFTRELEASE_NM, nv_mouse, 0, 0},
376 {K_MIDDLEMOUSE, nv_mouse, 0, 0},
377 {K_MIDDLEDRAG, nv_mouse, 0, 0},
378 {K_MIDDLERELEASE, nv_mouse, 0, 0},
379 {K_RIGHTMOUSE, nv_mouse, 0, 0},
380 {K_RIGHTDRAG, nv_mouse, 0, 0},
381 {K_RIGHTRELEASE, nv_mouse, 0, 0},
382 {K_X1MOUSE, nv_mouse, 0, 0},
383 {K_X1DRAG, nv_mouse, 0, 0},
384 {K_X1RELEASE, nv_mouse, 0, 0},
385 {K_X2MOUSE, nv_mouse, 0, 0},
386 {K_X2DRAG, nv_mouse, 0, 0},
387 {K_X2RELEASE, nv_mouse, 0, 0},
388 #endif
389 {K_IGNORE, nv_ignore, NV_KEEPREG, 0},
390 {K_NOP, nv_nop, 0, 0},
391 {K_INS, nv_edit, 0, 0},
392 {K_KINS, nv_edit, 0, 0},
393 {K_BS, nv_ctrlh, 0, 0},
394 {K_UP, nv_up, NV_SSS|NV_STS, FALSE},
395 {K_S_UP, nv_page, NV_SS, BACKWARD},
396 {K_DOWN, nv_down, NV_SSS|NV_STS, FALSE},
397 {K_S_DOWN, nv_page, NV_SS, FORWARD},
398 {K_LEFT, nv_left, NV_SSS|NV_STS|NV_RL, 0},
399 {K_S_LEFT, nv_bck_word, NV_SS|NV_RL, 0},
400 {K_C_LEFT, nv_bck_word, NV_SSS|NV_RL|NV_STS, 1},
401 {K_RIGHT, nv_right, NV_SSS|NV_STS|NV_RL, 0},
402 {K_S_RIGHT, nv_wordcmd, NV_SS|NV_RL, FALSE},
403 {K_C_RIGHT, nv_wordcmd, NV_SSS|NV_RL|NV_STS, TRUE},
404 {K_PAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD},
405 {K_KPAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD},
406 {K_PAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD},
407 {K_KPAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD},
408 {K_END, nv_end, NV_SSS|NV_STS, FALSE},
409 {K_KEND, nv_end, NV_SSS|NV_STS, FALSE},
410 {K_S_END, nv_end, NV_SS, FALSE},
411 {K_C_END, nv_end, NV_SSS|NV_STS, TRUE},
412 {K_HOME, nv_home, NV_SSS|NV_STS, 0},
413 {K_KHOME, nv_home, NV_SSS|NV_STS, 0},
414 {K_S_HOME, nv_home, NV_SS, 0},
415 {K_C_HOME, nv_goto, NV_SSS|NV_STS, FALSE},
416 {K_DEL, nv_abbrev, 0, 0},
417 {K_KDEL, nv_abbrev, 0, 0},
418 {K_UNDO, nv_kundo, 0, 0},
419 {K_HELP, nv_help, NV_NCW, 0},
420 {K_F1, nv_help, NV_NCW, 0},
421 {K_XF1, nv_help, NV_NCW, 0},
422 #ifdef FEAT_VISUAL
423 {K_SELECT, nv_select, 0, 0},
424 #endif
425 #ifdef FEAT_GUI
426 {K_VER_SCROLLBAR, nv_ver_scrollbar, 0, 0},
427 {K_HOR_SCROLLBAR, nv_hor_scrollbar, 0, 0},
428 #endif
429 #ifdef FEAT_GUI_TABLINE
430 {K_TABLINE, nv_tabline, 0, 0},
431 {K_TABMENU, nv_tabmenu, 0, 0},
432 #endif
433 #ifdef FEAT_FKMAP
434 {K_F8, farsi_fkey, 0, 0},
435 {K_F9, farsi_fkey, 0, 0},
436 #endif
437 #ifdef FEAT_SNIFF
438 {K_SNIFF, nv_sniff, 0, 0},
439 #endif
440 #ifdef FEAT_NETBEANS_INTG
441 {K_F21, nv_nbcmd, NV_NCH_ALW, 0},
442 #endif
443 #ifdef FEAT_DND
444 {K_DROP, nv_drop, NV_STS, 0},
445 #endif
446 #ifdef FEAT_AUTOCMD
447 {K_CURSORHOLD, nv_cursorhold, NV_KEEPREG, 0},
448 #endif
449 };
450
451 /* Number of commands in nv_cmds[]. */
452 #define NV_CMDS_SIZE (sizeof(nv_cmds) / sizeof(struct nv_cmd))
453
454 /* Sorted index of commands in nv_cmds[]. */
455 static short nv_cmd_idx[NV_CMDS_SIZE];
456
457 /* The highest index for which
458 * nv_cmds[idx].cmd_char == nv_cmd_idx[nv_cmds[idx].cmd_char] */
459 static int nv_max_linear;
460
461 /*
462 * Compare functions for qsort() below, that checks the command character
463 * through the index in nv_cmd_idx[].
464 */
465 static int
466 #ifdef __BORLANDC__
467 _RTLENTRYF
468 #endif
469 nv_compare(s1, s2)
470 const void *s1;
471 const void *s2;
472 {
473 int c1, c2;
474
475 /* The commands are sorted on absolute value. */
476 c1 = nv_cmds[*(const short *)s1].cmd_char;
477 c2 = nv_cmds[*(const short *)s2].cmd_char;
478 if (c1 < 0)
479 c1 = -c1;
480 if (c2 < 0)
481 c2 = -c2;
482 return c1 - c2;
483 }
484
485 /*
486 * Initialize the nv_cmd_idx[] table.
487 */
488 void
489 init_normal_cmds()
490 {
491 int i;
492
493 /* Fill the index table with a one to one relation. */
494 for (i = 0; i < NV_CMDS_SIZE; ++i)
495 nv_cmd_idx[i] = i;
496
497 /* Sort the commands by the command character. */
498 qsort((void *)&nv_cmd_idx, (size_t)NV_CMDS_SIZE, sizeof(short), nv_compare);
499
500 /* Find the first entry that can't be indexed by the command character. */
501 for (i = 0; i < NV_CMDS_SIZE; ++i)
502 if (i != nv_cmds[nv_cmd_idx[i]].cmd_char)
503 break;
504 nv_max_linear = i - 1;
505 }
506
507 /*
508 * Search for a command in the commands table.
509 * Returns -1 for invalid command.
510 */
511 static int
512 find_command(cmdchar)
513 int cmdchar;
514 {
515 int i;
516 int idx;
517 int top, bot;
518 int c;
519
520 #ifdef FEAT_MBYTE
521 /* A multi-byte character is never a command. */
522 if (cmdchar >= 0x100)
523 return -1;
524 #endif
525
526 /* We use the absolute value of the character. Special keys have a
527 * negative value, but are sorted on their absolute value. */
528 if (cmdchar < 0)
529 cmdchar = -cmdchar;
530
531 /* If the character is in the first part: The character is the index into
532 * nv_cmd_idx[]. */
533 if (cmdchar <= nv_max_linear)
534 return nv_cmd_idx[cmdchar];
535
536 /* Perform a binary search. */
537 bot = nv_max_linear + 1;
538 top = NV_CMDS_SIZE - 1;
539 idx = -1;
540 while (bot <= top)
541 {
542 i = (top + bot) / 2;
543 c = nv_cmds[nv_cmd_idx[i]].cmd_char;
544 if (c < 0)
545 c = -c;
546 if (cmdchar == c)
547 {
548 idx = nv_cmd_idx[i];
549 break;
550 }
551 if (cmdchar > c)
552 bot = i + 1;
553 else
554 top = i - 1;
555 }
556 return idx;
557 }
558
559 /*
560 * Execute a command in Normal mode.
561 */
562 /*ARGSUSED*/
563 void
564 normal_cmd(oap, toplevel)
565 oparg_T *oap;
566 int toplevel; /* TRUE when called from main() */
567 {
568 cmdarg_T ca; /* command arguments */
569 int c;
570 int ctrl_w = FALSE; /* got CTRL-W command */
571 int old_col = curwin->w_curswant;
572 #ifdef FEAT_CMDL_INFO
573 int need_flushbuf; /* need to call out_flush() */
574 #endif
575 #ifdef FEAT_VISUAL
576 pos_T old_pos; /* cursor position before command */
577 int mapped_len;
578 static int old_mapped_len = 0;
579 #endif
580 int idx;
581
582 vim_memset(&ca, 0, sizeof(ca)); /* also resets ca.retval */
583 ca.oap = oap;
584
585 /* Use a count remembered from before entering an operator. After typing
586 * "3d" we return from normal_cmd() and come back here, the "3" is
587 * remembered in "opcount". */
588 ca.opcount = opcount;
589
590 #ifdef FEAT_SNIFF
591 want_sniff_request = sniff_connected;
592 #endif
593
594 /*
595 * If there is an operator pending, then the command we take this time
596 * will terminate it. Finish_op tells us to finish the operation before
597 * returning this time (unless the operation was cancelled).
598 */
599 #ifdef CURSOR_SHAPE
600 c = finish_op;
601 #endif
602 finish_op = (oap->op_type != OP_NOP);
603 #ifdef CURSOR_SHAPE
604 if (finish_op != c)
605 {
606 ui_cursor_shape(); /* may show different cursor shape */
607 # ifdef FEAT_MOUSESHAPE
608 update_mouseshape(-1);
609 # endif
610 }
611 #endif
612
613 /* When not finishing an operator and no register name typed, reset the
614 * count. */
615 if (!finish_op && !oap->regname)
616 ca.opcount = 0;
617
618 #ifdef FEAT_AUTOCMD
619 /* Restore counts from before receiving K_CURSORHOLD. This means after
620 * typing "3", handling K_CURSORHOLD and then typing "2" we get "32", not
621 * "3 * 2". */
622 if (oap->prev_opcount > 0 || oap->prev_count0 > 0)
623 {
624 ca.opcount = oap->prev_opcount;
625 ca.count0 = oap->prev_count0;
626 oap->prev_opcount = 0;
627 oap->prev_count0 = 0;
628 }
629 #endif
630
631 #ifdef FEAT_VISUAL
632 mapped_len = typebuf_maplen();
633 #endif
634
635 State = NORMAL_BUSY;
636 #ifdef USE_ON_FLY_SCROLL
637 dont_scroll = FALSE; /* allow scrolling here */
638 #endif
639
640 /*
641 * Get the command character from the user.
642 */
643 c = safe_vgetc();
644
645 #ifdef FEAT_LANGMAP
646 LANGMAP_ADJUST(c, TRUE);
647 #endif
648
649 #ifdef FEAT_VISUAL
650 /*
651 * If a mapping was started in Visual or Select mode, remember the length
652 * of the mapping. This is used below to not return to Insert mode for as
653 * long as the mapping is being executed.
654 */
655 if (restart_edit == 0)
656 old_mapped_len = 0;
657 else if (old_mapped_len
658 || (VIsual_active && mapped_len == 0 && typebuf_maplen() > 0))
659 old_mapped_len = typebuf_maplen();
660 #endif
661
662 if (c == NUL)
663 c = K_ZERO;
664
665 #ifdef FEAT_VISUAL
666 /*
667 * In Select mode, typed text replaces the selection.
668 */
669 if (VIsual_active
670 && VIsual_select
671 && (vim_isprintc(c) || c == NL || c == CAR || c == K_KENTER))
672 {
673 /* Fake a "c"hange command. When "restart_edit" is set (e.g., because
674 * 'insertmode' is set) fake a "d"elete command, Insert mode will
675 * restart automatically.
676 * Insert the typed character in the typeahead buffer, so that it can
677 * be mapped in Insert mode. Required for ":lmap" to work. */
678 ins_char_typebuf(c);
679 if (restart_edit != 0)
680 c = 'd';
681 else
682 c = 'c';
683 msg_nowait = TRUE; /* don't delay going to insert mode */
684 }
685 #endif
686
687 #ifdef FEAT_CMDL_INFO
688 need_flushbuf = add_to_showcmd(c);
689 #endif
690
691 getcount:
692 #ifdef FEAT_VISUAL
693 if (!(VIsual_active && VIsual_select))
694 #endif
695 {
696 /*
697 * Handle a count before a command and compute ca.count0.
698 * Note that '0' is a command and not the start of a count, but it's
699 * part of a count after other digits.
700 */
701 while ( (c >= '1' && c <= '9')
702 || (ca.count0 != 0 && (c == K_DEL || c == K_KDEL || c == '0')))
703 {
704 if (c == K_DEL || c == K_KDEL)
705 {
706 ca.count0 /= 10;
707 #ifdef FEAT_CMDL_INFO
708 del_from_showcmd(4); /* delete the digit and ~@% */
709 #endif
710 }
711 else
712 ca.count0 = ca.count0 * 10 + (c - '0');
713 if (ca.count0 < 0) /* got too large! */
714 ca.count0 = 999999999L;
715 #ifdef FEAT_EVAL
716 /* Set v:count here, when called from main() and not a stuffed
717 * command, so that v:count can be used in an expression mapping
718 * right after the count. */
719 if (toplevel && stuff_empty())
720 set_vcount(ca.count0, ca.count0 == 0 ? 1 : ca.count0);
721 #endif
722 if (ctrl_w)
723 {
724 ++no_mapping;
725 ++allow_keys; /* no mapping for nchar, but keys */
726 }
727 ++no_zero_mapping; /* don't map zero here */
728 c = plain_vgetc();
729 #ifdef FEAT_LANGMAP
730 LANGMAP_ADJUST(c, TRUE);
731 #endif
732 --no_zero_mapping;
733 if (ctrl_w)
734 {
735 --no_mapping;
736 --allow_keys;
737 }
738 #ifdef FEAT_CMDL_INFO
739 need_flushbuf |= add_to_showcmd(c);
740 #endif
741 }
742
743 /*
744 * If we got CTRL-W there may be a/another count
745 */
746 if (c == Ctrl_W && !ctrl_w && oap->op_type == OP_NOP)
747 {
748 ctrl_w = TRUE;
749 ca.opcount = ca.count0; /* remember first count */
750 ca.count0 = 0;
751 ++no_mapping;
752 ++allow_keys; /* no mapping for nchar, but keys */
753 c = plain_vgetc(); /* get next character */
754 #ifdef FEAT_LANGMAP
755 LANGMAP_ADJUST(c, TRUE);
756 #endif
757 --no_mapping;
758 --allow_keys;
759 #ifdef FEAT_CMDL_INFO
760 need_flushbuf |= add_to_showcmd(c);
761 #endif
762 goto getcount; /* jump back */
763 }
764 }
765
766 #ifdef FEAT_AUTOCMD
767 if (c == K_CURSORHOLD)
768 {
769 /* Save the count values so that ca.opcount and ca.count0 are exactly
770 * the same when coming back here after handling K_CURSORHOLD. */
771 oap->prev_opcount = ca.opcount;
772 oap->prev_count0 = ca.count0;
773 }
774 else
775 #endif
776 if (ca.opcount != 0)
777 {
778 /*
779 * If we're in the middle of an operator (including after entering a
780 * yank buffer with '"') AND we had a count before the operator, then
781 * that count overrides the current value of ca.count0.
782 * What this means effectively, is that commands like "3dw" get turned
783 * into "d3w" which makes things fall into place pretty neatly.
784 * If you give a count before AND after the operator, they are
785 * multiplied.
786 */
787 if (ca.count0)
788 ca.count0 *= ca.opcount;
789 else
790 ca.count0 = ca.opcount;
791 }
792
793 /*
794 * Always remember the count. It will be set to zero (on the next call,
795 * above) when there is no pending operator.
796 * When called from main(), save the count for use by the "count" built-in
797 * variable.
798 */
799 ca.opcount = ca.count0;
800 ca.count1 = (ca.count0 == 0 ? 1 : ca.count0);
801
802 #ifdef FEAT_EVAL
803 /*
804 * Only set v:count when called from main() and not a stuffed command.
805 */
806 if (toplevel && stuff_empty())
807 set_vcount(ca.count0, ca.count1);
808 #endif
809
810 /*
811 * Find the command character in the table of commands.
812 * For CTRL-W we already got nchar when looking for a count.
813 */
814 if (ctrl_w)
815 {
816 ca.nchar = c;
817 ca.cmdchar = Ctrl_W;
818 }
819 else
820 ca.cmdchar = c;
821 idx = find_command(ca.cmdchar);
822 if (idx < 0)
823 {
824 /* Not a known command: beep. */
825 clearopbeep(oap);
826 goto normal_end;
827 }
828
829 if (text_locked() && (nv_cmds[idx].cmd_flags & NV_NCW))
830 {
831 /* This command is not allowed while editing a ccmdline: beep. */
832 clearopbeep(oap);
833 text_locked_msg();
834 goto normal_end;
835 }
836 #ifdef FEAT_AUTOCMD
837 if ((nv_cmds[idx].cmd_flags & NV_NCW) && curbuf_locked())
838 goto normal_end;
839 #endif
840
841 #ifdef FEAT_VISUAL
842 /*
843 * In Visual/Select mode, a few keys are handled in a special way.
844 */
845 if (VIsual_active)
846 {
847 /* when 'keymodel' contains "stopsel" may stop Select/Visual mode */
848 if (km_stopsel
849 && (nv_cmds[idx].cmd_flags & NV_STS)
850 && !(mod_mask & MOD_MASK_SHIFT))
851 {
852 end_visual_mode();
853 redraw_curbuf_later(INVERTED);
854 }
855
856 /* Keys that work different when 'keymodel' contains "startsel" */
857 if (km_startsel)
858 {
859 if (nv_cmds[idx].cmd_flags & NV_SS)
860 {
861 unshift_special(&ca);
862 idx = find_command(ca.cmdchar);
863 if (idx < 0)
864 {
865 /* Just in case */
866 clearopbeep(oap);
867 goto normal_end;
868 }
869 }
870 else if ((nv_cmds[idx].cmd_flags & NV_SSS)
871 && (mod_mask & MOD_MASK_SHIFT))
872 {
873 mod_mask &= ~MOD_MASK_SHIFT;
874 }
875 }
876 }
877 #endif
878
879 #ifdef FEAT_RIGHTLEFT
880 if (curwin->w_p_rl && KeyTyped && !KeyStuffed
881 && (nv_cmds[idx].cmd_flags & NV_RL))
882 {
883 /* Invert horizontal movements and operations. Only when typed by the
884 * user directly, not when the result of a mapping or "x" translated
885 * to "dl". */
886 switch (ca.cmdchar)
887 {
888 case 'l': ca.cmdchar = 'h'; break;
889 case K_RIGHT: ca.cmdchar = K_LEFT; break;
890 case K_S_RIGHT: ca.cmdchar = K_S_LEFT; break;
891 case K_C_RIGHT: ca.cmdchar = K_C_LEFT; break;
892 case 'h': ca.cmdchar = 'l'; break;
893 case K_LEFT: ca.cmdchar = K_RIGHT; break;
894 case K_S_LEFT: ca.cmdchar = K_S_RIGHT; break;
895 case K_C_LEFT: ca.cmdchar = K_C_RIGHT; break;
896 case '>': ca.cmdchar = '<'; break;
897 case '<': ca.cmdchar = '>'; break;
898 }
899 idx = find_command(ca.cmdchar);
900 }
901 #endif
902
903 /*
904 * Get an additional character if we need one.
905 */
906 if ((nv_cmds[idx].cmd_flags & NV_NCH)
907 && (((nv_cmds[idx].cmd_flags & NV_NCH_NOP) == NV_NCH_NOP
908 && oap->op_type == OP_NOP)
909 || (nv_cmds[idx].cmd_flags & NV_NCH_ALW) == NV_NCH_ALW
910 || (ca.cmdchar == 'q'
911 && oap->op_type == OP_NOP
912 && !Recording
913 && !Exec_reg)
914 || ((ca.cmdchar == 'a' || ca.cmdchar == 'i')
915 && (oap->op_type != OP_NOP
916 #ifdef FEAT_VISUAL
917 || VIsual_active
918 #endif
919 ))))
920 {
921 int *cp;
922 int repl = FALSE; /* get character for replace mode */
923 int lit = FALSE; /* get extra character literally */
924 int langmap_active = FALSE; /* using :lmap mappings */
925 int lang; /* getting a text character */
926 #ifdef USE_IM_CONTROL
927 int save_smd; /* saved value of p_smd */
928 #endif
929
930 ++no_mapping;
931 ++allow_keys; /* no mapping for nchar, but allow key codes */
932 #ifdef FEAT_AUTOCMD
933 /* Don't generate a CursorHold event here, most commands can't handle
934 * it, e.g., nv_replace(), nv_csearch(). */
935 did_cursorhold = TRUE;
936 #endif
937 if (ca.cmdchar == 'g')
938 {
939 /*
940 * For 'g' get the next character now, so that we can check for
941 * "gr", "g'" and "g`".
942 */
943 ca.nchar = plain_vgetc();
944 #ifdef FEAT_LANGMAP
945 LANGMAP_ADJUST(ca.nchar, TRUE);
946 #endif
947 #ifdef FEAT_CMDL_INFO
948 need_flushbuf |= add_to_showcmd(ca.nchar);
949 #endif
950 if (ca.nchar == 'r' || ca.nchar == '\'' || ca.nchar == '`'
951 || ca.nchar == Ctrl_BSL)
952 {
953 cp = &ca.extra_char; /* need to get a third character */
954 if (ca.nchar != 'r')
955 lit = TRUE; /* get it literally */
956 else
957 repl = TRUE; /* get it in replace mode */
958 }
959 else
960 cp = NULL; /* no third character needed */
961 }
962 else
963 {
964 if (ca.cmdchar == 'r') /* get it in replace mode */
965 repl = TRUE;
966 cp = &ca.nchar;
967 }
968 lang = (repl || (nv_cmds[idx].cmd_flags & NV_LANG));
969
970 /*
971 * Get a second or third character.
972 */
973 if (cp != NULL)
974 {
975 #ifdef CURSOR_SHAPE
976 if (repl)
977 {
978 State = REPLACE; /* pretend Replace mode */
979 ui_cursor_shape(); /* show different cursor shape */
980 }
981 #endif
982 if (lang && curbuf->b_p_iminsert == B_IMODE_LMAP)
983 {
984 /* Allow mappings defined with ":lmap". */
985 --no_mapping;
986 --allow_keys;
987 if (repl)
988 State = LREPLACE;
989 else
990 State = LANGMAP;
991 langmap_active = TRUE;
992 }
993 #ifdef USE_IM_CONTROL
994 save_smd = p_smd;
995 p_smd = FALSE; /* Don't let the IM code show the mode here */
996 if (lang && curbuf->b_p_iminsert == B_IMODE_IM)
997 im_set_active(TRUE);
998 #endif
999
1000 *cp = plain_vgetc();
1001
1002 if (langmap_active)
1003 {
1004 /* Undo the decrement done above */
1005 ++no_mapping;
1006 ++allow_keys;
1007 State = NORMAL_BUSY;
1008 }
1009 #ifdef USE_IM_CONTROL
1010 if (lang)
1011 {
1012 if (curbuf->b_p_iminsert != B_IMODE_LMAP)
1013 im_save_status(&curbuf->b_p_iminsert);
1014 im_set_active(FALSE);
1015 }
1016 p_smd = save_smd;
1017 #endif
1018 #ifdef CURSOR_SHAPE
1019 State = NORMAL_BUSY;
1020 #endif
1021 #ifdef FEAT_CMDL_INFO
1022 need_flushbuf |= add_to_showcmd(*cp);
1023 #endif
1024
1025 if (!lit)
1026 {
1027 #ifdef FEAT_DIGRAPHS
1028 /* Typing CTRL-K gets a digraph. */
1029 if (*cp == Ctrl_K
1030 && ((nv_cmds[idx].cmd_flags & NV_LANG)
1031 || cp == &ca.extra_char)
1032 && vim_strchr(p_cpo, CPO_DIGRAPH) == NULL)
1033 {
1034 c = get_digraph(FALSE);
1035 if (c > 0)
1036 {
1037 *cp = c;
1038 # ifdef FEAT_CMDL_INFO
1039 /* Guessing how to update showcmd here... */
1040 del_from_showcmd(3);
1041 need_flushbuf |= add_to_showcmd(*cp);
1042 # endif
1043 }
1044 }
1045 #endif
1046
1047 #ifdef FEAT_LANGMAP
1048 /* adjust chars > 127, except after "tTfFr" commands */
1049 LANGMAP_ADJUST(*cp, !lang);
1050 #endif
1051 #ifdef FEAT_RIGHTLEFT
1052 /* adjust Hebrew mapped char */
1053 if (p_hkmap && lang && KeyTyped)
1054 *cp = hkmap(*cp);
1055 # ifdef FEAT_FKMAP
1056 /* adjust Farsi mapped char */
1057 if (p_fkmap && lang && KeyTyped)
1058 *cp = fkmap(*cp);
1059 # endif
1060 #endif
1061 }
1062
1063 /*
1064 * When the next character is CTRL-\ a following CTRL-N means the
1065 * command is aborted and we go to Normal mode.
1066 */
1067 if (cp == &ca.extra_char
1068 && ca.nchar == Ctrl_BSL
1069 && (ca.extra_char == Ctrl_N || ca.extra_char == Ctrl_G))
1070 {
1071 ca.cmdchar = Ctrl_BSL;
1072 ca.nchar = ca.extra_char;
1073 idx = find_command(ca.cmdchar);
1074 }
1075 else if (*cp == Ctrl_BSL)
1076 {
1077 long towait = (p_ttm >= 0 ? p_ttm : p_tm);
1078
1079 /* There is a busy wait here when typing "f<C-\>" and then
1080 * something different from CTRL-N. Can't be avoided. */
1081 while ((c = vpeekc()) <= 0 && towait > 0L)
1082 {
1083 do_sleep(towait > 50L ? 50L : towait);
1084 towait -= 50L;
1085 }
1086 if (c > 0)
1087 {
1088 c = plain_vgetc();
1089 if (c != Ctrl_N && c != Ctrl_G)
1090 vungetc(c);
1091 else
1092 {
1093 ca.cmdchar = Ctrl_BSL;
1094 ca.nchar = c;
1095 idx = find_command(ca.cmdchar);
1096 }
1097 }
1098 }
1099
1100 #ifdef FEAT_MBYTE
1101 /* When getting a text character and the next character is a
1102 * multi-byte character, it could be a composing character.
1103 * However, don't wait for it to arrive. */
1104 while (enc_utf8 && lang && (c = vpeekc()) > 0
1105 && (c >= 0x100 || MB_BYTE2LEN(vpeekc()) > 1))
1106 {
1107 c = plain_vgetc();
1108 if (!utf_iscomposing(c))
1109 {
1110 vungetc(c); /* it wasn't, put it back */
1111 break;
1112 }
1113 else if (ca.ncharC1 == 0)
1114 ca.ncharC1 = c;
1115 else
1116 ca.ncharC2 = c;
1117 }
1118 #endif
1119 }
1120 --no_mapping;
1121 --allow_keys;
1122 }
1123
1124 #ifdef FEAT_CMDL_INFO
1125 /*
1126 * Flush the showcmd characters onto the screen so we can see them while
1127 * the command is being executed. Only do this when the shown command was
1128 * actually displayed, otherwise this will slow down a lot when executing
1129 * mappings.
1130 */
1131 if (need_flushbuf)
1132 out_flush();
1133 #endif
1134 #ifdef FEAT_AUTOCMD
1135 did_cursorhold = FALSE;
1136 #endif
1137
1138 State = NORMAL;
1139
1140 if (ca.nchar == ESC)
1141 {
1142 clearop(oap);
1143 if (restart_edit == 0 && goto_im())
1144 restart_edit = 'a';
1145 goto normal_end;
1146 }
1147
1148 if (ca.cmdchar != K_IGNORE)
1149 {
1150 msg_didout = FALSE; /* don't scroll screen up for normal command */
1151 msg_col = 0;
1152 }
1153
1154 #ifdef FEAT_VISUAL
1155 old_pos = curwin->w_cursor; /* remember where cursor was */
1156
1157 /* When 'keymodel' contains "startsel" some keys start Select/Visual
1158 * mode. */
1159 if (!VIsual_active && km_startsel)
1160 {
1161 if (nv_cmds[idx].cmd_flags & NV_SS)
1162 {
1163 start_selection();
1164 unshift_special(&ca);
1165 idx = find_command(ca.cmdchar);
1166 }
1167 else if ((nv_cmds[idx].cmd_flags & NV_SSS)
1168 && (mod_mask & MOD_MASK_SHIFT))
1169 {
1170 start_selection();
1171 mod_mask &= ~MOD_MASK_SHIFT;
1172 }
1173 }
1174 #endif
1175
1176 /*
1177 * Execute the command!
1178 * Call the command function found in the commands table.
1179 */
1180 ca.arg = nv_cmds[idx].cmd_arg;
1181 (nv_cmds[idx].cmd_func)(&ca);
1182
1183 /*
1184 * If we didn't start or finish an operator, reset oap->regname, unless we
1185 * need it later.
1186 */
1187 if (!finish_op
1188 && !oap->op_type
1189 && (idx < 0 || !(nv_cmds[idx].cmd_flags & NV_KEEPREG)))
1190 {
1191 clearop(oap);
1192 #ifdef FEAT_EVAL
1193 set_reg_var('"');
1194 #endif
1195 }
1196
1197 #ifdef FEAT_VISUAL
1198 /* Get the length of mapped chars again after typing a count, second
1199 * character or "z333<cr>". */
1200 if (old_mapped_len > 0)
1201 old_mapped_len = typebuf_maplen();
1202 #endif
1203
1204 /*
1205 * If an operation is pending, handle it...
1206 */
1207 do_pending_operator(&ca, old_col, FALSE);
1208
1209 /*
1210 * Wait for a moment when a message is displayed that will be overwritten
1211 * by the mode message.
1212 * In Visual mode and with "^O" in Insert mode, a short message will be
1213 * overwritten by the mode message. Wait a bit, until a key is hit.
1214 * In Visual mode, it's more important to keep the Visual area updated
1215 * than keeping a message (e.g. from a /pat search).
1216 * Only do this if the command was typed, not from a mapping.
1217 * Don't wait when emsg_silent is non-zero.
1218 * Also wait a bit after an error message, e.g. for "^O:".
1219 * Don't redraw the screen, it would remove the message.
1220 */
1221 if ( ((p_smd
1222 && msg_silent == 0
1223 && (restart_edit != 0
1224 #ifdef FEAT_VISUAL
1225 || (VIsual_active
1226 && old_pos.lnum == curwin->w_cursor.lnum
1227 && old_pos.col == curwin->w_cursor.col)
1228 #endif
1229 )
1230 && (clear_cmdline
1231 || redraw_cmdline)
1232 && (msg_didout || (msg_didany && msg_scroll))
1233 && !msg_nowait
1234 && KeyTyped)
1235 || (restart_edit != 0
1236 #ifdef FEAT_VISUAL
1237 && !VIsual_active
1238 #endif
1239 && (msg_scroll
1240 || emsg_on_display)))
1241 && oap->regname == 0
1242 && !(ca.retval & CA_COMMAND_BUSY)
1243 && stuff_empty()
1244 && typebuf_typed()
1245 && emsg_silent == 0
1246 && !did_wait_return
1247 && oap->op_type == OP_NOP)
1248 {
1249 int save_State = State;
1250
1251 /* Draw the cursor with the right shape here */
1252 if (restart_edit != 0)
1253 State = INSERT;
1254
1255 /* If need to redraw, and there is a "keep_msg", redraw before the
1256 * delay */
1257 if (must_redraw && keep_msg != NULL && !emsg_on_display)
1258 {
1259 char_u *kmsg;
1260
1261 kmsg = keep_msg;
1262 keep_msg = NULL;
1263 /* showmode() will clear keep_msg, but we want to use it anyway */
1264 update_screen(0);
1265 /* now reset it, otherwise it's put in the history again */
1266 keep_msg = kmsg;
1267 msg_attr(kmsg, keep_msg_attr);
1268 vim_free(kmsg);
1269 }
1270 setcursor();
1271 cursor_on();
1272 out_flush();
1273 if (msg_scroll || emsg_on_display)
1274 ui_delay(1000L, TRUE); /* wait at least one second */
1275 ui_delay(3000L, FALSE); /* wait up to three seconds */
1276 State = save_State;
1277
1278 msg_scroll = FALSE;
1279 emsg_on_display = FALSE;
1280 }
1281
1282 /*
1283 * Finish up after executing a Normal mode command.
1284 */
1285 normal_end:
1286
1287 msg_nowait = FALSE;
1288
1289 /* Reset finish_op, in case it was set */
1290 #ifdef CURSOR_SHAPE
1291 c = finish_op;
1292 #endif
1293 finish_op = FALSE;
1294 #ifdef CURSOR_SHAPE
1295 /* Redraw the cursor with another shape, if we were in Operator-pending
1296 * mode or did a replace command. */
1297 if (c || ca.cmdchar == 'r')
1298 {
1299 ui_cursor_shape(); /* may show different cursor shape */
1300 # ifdef FEAT_MOUSESHAPE
1301 update_mouseshape(-1);
1302 # endif
1303 }
1304 #endif
1305
1306 #ifdef FEAT_CMDL_INFO
1307 if (oap->op_type == OP_NOP && oap->regname == 0
1308 # ifdef FEAT_AUTOCMD
1309 && ca.cmdchar != K_CURSORHOLD
1310 # endif
1311 )
1312 clear_showcmd();
1313 #endif
1314
1315 checkpcmark(); /* check if we moved since setting pcmark */
1316 vim_free(ca.searchbuf);
1317
1318 #ifdef FEAT_MBYTE
1319 if (has_mbyte)
1320 mb_adjust_cursor();
1321 #endif
1322
1323 #ifdef FEAT_SCROLLBIND
1324 if (curwin->w_p_scb && toplevel)
1325 {
1326 validate_cursor(); /* may need to update w_leftcol */
1327 do_check_scrollbind(TRUE);
1328 }
1329 #endif
1330
1331 /*
1332 * May restart edit(), if we got here with CTRL-O in Insert mode (but not
1333 * if still inside a mapping that started in Visual mode).
1334 * May switch from Visual to Select mode after CTRL-O command.
1335 */
1336 if ( oap->op_type == OP_NOP
1337 #ifdef FEAT_VISUAL
1338 && ((restart_edit != 0 && !VIsual_active && old_mapped_len == 0)
1339 || restart_VIsual_select == 1)
1340 #else
1341 && restart_edit != 0
1342 #endif
1343 && !(ca.retval & CA_COMMAND_BUSY)
1344 && stuff_empty()
1345 && oap->regname == 0)
1346 {
1347 #ifdef FEAT_VISUAL
1348 if (restart_VIsual_select == 1)
1349 {
1350 VIsual_select = TRUE;
1351 showmode();
1352 restart_VIsual_select = 0;
1353 }
1354 #endif
1355 if (restart_edit != 0
1356 #ifdef FEAT_VISUAL
1357 && !VIsual_active && old_mapped_len == 0
1358 #endif
1359 )
1360 (void)edit(restart_edit, FALSE, 1L);
1361 }
1362
1363 #ifdef FEAT_VISUAL
1364 if (restart_VIsual_select == 2)
1365 restart_VIsual_select = 1;
1366 #endif
1367
1368 /* Save count before an operator for next time. */
1369 opcount = ca.opcount;
1370 }
1371
1372 /*
1373 * Handle an operator after visual mode or when the movement is finished
1374 */
1375 void
1376 do_pending_operator(cap, old_col, gui_yank)
1377 cmdarg_T *cap;
1378 int old_col;
1379 int gui_yank;
1380 {
1381 oparg_T *oap = cap->oap;
1382 pos_T old_cursor;
1383 int empty_region_error;
1384 int restart_edit_save;
1385
1386 #ifdef FEAT_VISUAL
1387 /* The visual area is remembered for redo */
1388 static int redo_VIsual_mode = NUL; /* 'v', 'V', or Ctrl-V */
1389 static linenr_T redo_VIsual_line_count; /* number of lines */
1390 static colnr_T redo_VIsual_col; /* number of cols or end column */
1391 static long redo_VIsual_count; /* count for Visual operator */
1392 # ifdef FEAT_VIRTUALEDIT
1393 int include_line_break = FALSE;
1394 # endif
1395 #endif
1396
1397 #if defined(FEAT_CLIPBOARD)
1398 /*
1399 * Yank the visual area into the GUI selection register before we operate
1400 * on it and lose it forever.
1401 * Don't do it if a specific register was specified, so that ""x"*P works.
1402 * This could call do_pending_operator() recursively, but that's OK
1403 * because gui_yank will be TRUE for the nested call.
1404 */
1405 if (clip_star.available
1406 && oap->op_type != OP_NOP
1407 && !gui_yank
1408 # ifdef FEAT_VISUAL
1409 && VIsual_active
1410 && !redo_VIsual_busy
1411 # endif
1412 && oap->regname == 0)
1413 clip_auto_select();
1414 #endif
1415 old_cursor = curwin->w_cursor;
1416
1417 /*
1418 * If an operation is pending, handle it...
1419 */
1420 if ((finish_op
1421 #ifdef FEAT_VISUAL
1422 || VIsual_active
1423 #endif
1424 ) && oap->op_type != OP_NOP)
1425 {
1426 #ifdef FEAT_VISUAL
1427 oap->is_VIsual = VIsual_active;
1428 if (oap->motion_force == 'V')
1429 oap->motion_type = MLINE;
1430 else if (oap->motion_force == 'v')
1431 {
1432 /* If the motion was linewise, "inclusive" will not have been set.
1433 * Use "exclusive" to be consistent. Makes "dvj" work nice. */
1434 if (oap->motion_type == MLINE)
1435 oap->inclusive = FALSE;
1436 /* If the motion already was characterwise, toggle "inclusive" */
1437 else if (oap->motion_type == MCHAR)
1438 oap->inclusive = !oap->inclusive;
1439 oap->motion_type = MCHAR;
1440 }
1441 else if (oap->motion_force == Ctrl_V)
1442 {
1443 /* Change line- or characterwise motion into Visual block mode. */
1444 VIsual_active = TRUE;
1445 VIsual = oap->start;
1446 VIsual_mode = Ctrl_V;
1447 VIsual_select = FALSE;
1448 VIsual_reselect = FALSE;
1449 }
1450 #endif
1451
1452 /* only redo yank when 'y' flag is in 'cpoptions' */
1453 /* never redo "zf" (define fold) */
1454 if ((vim_strchr(p_cpo, CPO_YANK) != NULL || oap->op_type != OP_YANK)
1455 #ifdef FEAT_VISUAL
1456 && (!VIsual_active || oap->motion_force)
1457 #endif
1458 && cap->cmdchar != 'D'
1459 #ifdef FEAT_FOLDING
1460 && oap->op_type != OP_FOLD
1461 && oap->op_type != OP_FOLDOPEN
1462 && oap->op_type != OP_FOLDOPENREC
1463 && oap->op_type != OP_FOLDCLOSE
1464 && oap->op_type != OP_FOLDCLOSEREC
1465 && oap->op_type != OP_FOLDDEL
1466 && oap->op_type != OP_FOLDDELREC
1467 #endif
1468 )
1469 {
1470 prep_redo(oap->regname, cap->count0,
1471 get_op_char(oap->op_type), get_extra_op_char(oap->op_type),
1472 oap->motion_force, cap->cmdchar, cap->nchar);
1473 if (cap->cmdchar == '/' || cap->cmdchar == '?') /* was a search */
1474 {
1475 /*
1476 * If 'cpoptions' does not contain 'r', insert the search
1477 * pattern to really repeat the same command.
1478 */
1479 if (vim_strchr(p_cpo, CPO_REDO) == NULL)
1480 AppendToRedobuffLit(cap->searchbuf, -1);
1481 AppendToRedobuff(NL_STR);
1482 }
1483 else if (cap->cmdchar == ':')
1484 {
1485 /* do_cmdline() has stored the first typed line in
1486 * "repeat_cmdline". When several lines are typed repeating
1487 * won't be possible. */
1488 if (repeat_cmdline == NULL)
1489 ResetRedobuff();
1490 else
1491 {
1492 AppendToRedobuffLit(repeat_cmdline, -1);
1493 AppendToRedobuff(NL_STR);
1494 vim_free(repeat_cmdline);
1495 repeat_cmdline = NULL;
1496 }
1497 }
1498 }
1499
1500 #ifdef FEAT_VISUAL
1501 if (redo_VIsual_busy)
1502 {
1503 oap->start = curwin->w_cursor;
1504 curwin->w_cursor.lnum += redo_VIsual_line_count - 1;
1505 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
1506 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
1507 VIsual_mode = redo_VIsual_mode;
1508 if (VIsual_mode == 'v')
1509 {
1510 if (redo_VIsual_line_count <= 1)
1511 curwin->w_cursor.col += redo_VIsual_col - 1;
1512 else
1513 curwin->w_cursor.col = redo_VIsual_col;
1514 }
1515 if (redo_VIsual_col == MAXCOL)
1516 {
1517 curwin->w_curswant = MAXCOL;
1518 coladvance((colnr_T)MAXCOL);
1519 }
1520 cap->count0 = redo_VIsual_count;
1521 if (redo_VIsual_count != 0)
1522 cap->count1 = redo_VIsual_count;
1523 else
1524 cap->count1 = 1;
1525 }
1526 else if (VIsual_active)
1527 {
1528 if (!gui_yank)
1529 {
1530 /* Save the current VIsual area for '< and '> marks, and "gv" */
1531 curbuf->b_visual.vi_start = VIsual;
1532 curbuf->b_visual.vi_end = curwin->w_cursor;
1533 curbuf->b_visual.vi_mode = VIsual_mode;
1534 curbuf->b_visual.vi_curswant = curwin->w_curswant;
1535 # ifdef FEAT_EVAL
1536 curbuf->b_visual_mode_eval = VIsual_mode;
1537 # endif
1538 }
1539
1540 /* In Select mode, a linewise selection is operated upon like a
1541 * characterwise selection. */
1542 if (VIsual_select && VIsual_mode == 'V')
1543 {
1544 if (lt(VIsual, curwin->w_cursor))
1545 {
1546 VIsual.col = 0;
1547 curwin->w_cursor.col =
1548 (colnr_T)STRLEN(ml_get(curwin->w_cursor.lnum));
1549 }
1550 else
1551 {
1552 curwin->w_cursor.col = 0;
1553 VIsual.col = (colnr_T)STRLEN(ml_get(VIsual.lnum));
1554 }
1555 VIsual_mode = 'v';
1556 }
1557 /* If 'selection' is "exclusive", backup one character for
1558 * charwise selections. */
1559 else if (VIsual_mode == 'v')
1560 {
1561 # ifdef FEAT_VIRTUALEDIT
1562 include_line_break =
1563 # endif
1564 unadjust_for_sel();
1565 }
1566
1567 oap->start = VIsual;
1568 if (VIsual_mode == 'V')
1569 oap->start.col = 0;
1570 }
1571 #endif /* FEAT_VISUAL */
1572
1573 /*
1574 * Set oap->start to the first position of the operated text, oap->end
1575 * to the end of the operated text. w_cursor is equal to oap->start.
1576 */
1577 if (lt(oap->start, curwin->w_cursor))
1578 {
1579 #ifdef FEAT_FOLDING
1580 /* Include folded lines completely. */
1581 if (!VIsual_active)
1582 {
1583 if (hasFolding(oap->start.lnum, &oap->start.lnum, NULL))
1584 oap->start.col = 0;
1585 if (hasFolding(curwin->w_cursor.lnum, NULL,
1586 &curwin->w_cursor.lnum))
1587 curwin->w_cursor.col = (colnr_T)STRLEN(ml_get_curline());
1588 }
1589 #endif
1590 oap->end = curwin->w_cursor;
1591 curwin->w_cursor = oap->start;
1592
1593 /* w_virtcol may have been updated; if the cursor goes back to its
1594 * previous position w_virtcol becomes invalid and isn't updated
1595 * automatically. */
1596 curwin->w_valid &= ~VALID_VIRTCOL;
1597 }
1598 else
1599 {
1600 #ifdef FEAT_FOLDING
1601 /* Include folded lines completely. */
1602 if (!VIsual_active && oap->motion_type == MLINE)
1603 {
1604 if (hasFolding(curwin->w_cursor.lnum, &curwin->w_cursor.lnum,
1605 NULL))
1606 curwin->w_cursor.col = 0;
1607 if (hasFolding(oap->start.lnum, NULL, &oap->start.lnum))
1608 oap->start.col = (colnr_T)STRLEN(ml_get(oap->start.lnum));
1609 }
1610 #endif
1611 oap->end = oap->start;
1612 oap->start = curwin->w_cursor;
1613 }
1614
1615 oap->line_count = oap->end.lnum - oap->start.lnum + 1;
1616
1617 #ifdef FEAT_VIRTUALEDIT
1618 /* Set "virtual_op" before resetting VIsual_active. */
1619 virtual_op = virtual_active();
1620 #endif
1621
1622 #ifdef FEAT_VISUAL
1623 if (VIsual_active || redo_VIsual_busy)
1624 {
1625 if (VIsual_mode == Ctrl_V) /* block mode */
1626 {
1627 colnr_T start, end;
1628
1629 oap->block_mode = TRUE;
1630
1631 getvvcol(curwin, &(oap->start),
1632 &oap->start_vcol, NULL, &oap->end_vcol);
1633 if (!redo_VIsual_busy)
1634 {
1635 getvvcol(curwin, &(oap->end), &start, NULL, &end);
1636
1637 if (start < oap->start_vcol)
1638 oap->start_vcol = start;
1639 if (end > oap->end_vcol)
1640 {
1641 if (*p_sel == 'e' && start >= 1
1642 && start - 1 >= oap->end_vcol)
1643 oap->end_vcol = start - 1;
1644 else
1645 oap->end_vcol = end;
1646 }
1647 }
1648
1649 /* if '$' was used, get oap->end_vcol from longest line */
1650 if (curwin->w_curswant == MAXCOL)
1651 {
1652 curwin->w_cursor.col = MAXCOL;
1653 oap->end_vcol = 0;
1654 for (curwin->w_cursor.lnum = oap->start.lnum;
1655 curwin->w_cursor.lnum <= oap->end.lnum;
1656 ++curwin->w_cursor.lnum)
1657 {
1658 getvvcol(curwin, &curwin->w_cursor, NULL, NULL, &end);
1659 if (end > oap->end_vcol)
1660 oap->end_vcol = end;
1661 }
1662 }
1663 else if (redo_VIsual_busy)
1664 oap->end_vcol = oap->start_vcol + redo_VIsual_col - 1;
1665 /*
1666 * Correct oap->end.col and oap->start.col to be the
1667 * upper-left and lower-right corner of the block area.
1668 *
1669 * (Actually, this does convert column positions into character
1670 * positions)
1671 */
1672 curwin->w_cursor.lnum = oap->end.lnum;
1673 coladvance(oap->end_vcol);
1674 oap->end = curwin->w_cursor;
1675
1676 curwin->w_cursor = oap->start;
1677 coladvance(oap->start_vcol);
1678 oap->start = curwin->w_cursor;
1679 }
1680
1681 if (!redo_VIsual_busy && !gui_yank)
1682 {
1683 /*
1684 * Prepare to reselect and redo Visual: this is based on the
1685 * size of the Visual text
1686 */
1687 resel_VIsual_mode = VIsual_mode;
1688 if (curwin->w_curswant == MAXCOL)
1689 resel_VIsual_col = MAXCOL;
1690 else if (VIsual_mode == Ctrl_V)
1691 resel_VIsual_col = oap->end_vcol - oap->start_vcol + 1;
1692 else if (oap->line_count > 1)
1693 resel_VIsual_col = oap->end.col;
1694 else
1695 resel_VIsual_col = oap->end.col - oap->start.col + 1;
1696 resel_VIsual_line_count = oap->line_count;
1697 }
1698
1699 /* can't redo yank (unless 'y' is in 'cpoptions') and ":" */
1700 if ((vim_strchr(p_cpo, CPO_YANK) != NULL || oap->op_type != OP_YANK)
1701 && oap->op_type != OP_COLON
1702 #ifdef FEAT_FOLDING
1703 && oap->op_type != OP_FOLD
1704 && oap->op_type != OP_FOLDOPEN
1705 && oap->op_type != OP_FOLDOPENREC
1706 && oap->op_type != OP_FOLDCLOSE
1707 && oap->op_type != OP_FOLDCLOSEREC
1708 && oap->op_type != OP_FOLDDEL
1709 && oap->op_type != OP_FOLDDELREC
1710 #endif
1711 && oap->motion_force == NUL
1712 )
1713 {
1714 /* Prepare for redoing. Only use the nchar field for "r",
1715 * otherwise it might be the second char of the operator. */
1716 prep_redo(oap->regname, 0L, NUL, 'v',
1717 get_op_char(oap->op_type),
1718 get_extra_op_char(oap->op_type),
1719 oap->op_type == OP_REPLACE ? cap->nchar : NUL);
1720 if (!redo_VIsual_busy)
1721 {
1722 redo_VIsual_mode = resel_VIsual_mode;
1723 redo_VIsual_col = resel_VIsual_col;
1724 redo_VIsual_line_count = resel_VIsual_line_count;
1725 redo_VIsual_count = cap->count0;
1726 }
1727 }
1728
1729 /*
1730 * oap->inclusive defaults to TRUE.
1731 * If oap->end is on a NUL (empty line) oap->inclusive becomes
1732 * FALSE. This makes "d}P" and "v}dP" work the same.
1733 */
1734 if (oap->motion_force == NUL || oap->motion_type == MLINE)
1735 oap->inclusive = TRUE;
1736 if (VIsual_mode == 'V')
1737 oap->motion_type = MLINE;
1738 else
1739 {
1740 oap->motion_type = MCHAR;
1741 if (VIsual_mode != Ctrl_V && *ml_get_pos(&(oap->end)) == NUL
1742 # ifdef FEAT_VIRTUALEDIT
1743 && (include_line_break || !virtual_op)
1744 # endif
1745 )
1746 {
1747 oap->inclusive = FALSE;
1748 /* Try to include the newline, unless it's an operator
1749 * that works on lines only */
1750 if (*p_sel != 'o'
1751 && !op_on_lines(oap->op_type)
1752 && oap->end.lnum < curbuf->b_ml.ml_line_count)
1753 {
1754 ++oap->end.lnum;
1755 oap->end.col = 0;
1756 # ifdef FEAT_VIRTUALEDIT
1757 oap->end.coladd = 0;
1758 # endif
1759 ++oap->line_count;
1760 }
1761 }
1762 }
1763
1764 redo_VIsual_busy = FALSE;
1765
1766 /*
1767 * Switch Visual off now, so screen updating does
1768 * not show inverted text when the screen is redrawn.
1769 * With OP_YANK and sometimes with OP_COLON and OP_FILTER there is
1770 * no screen redraw, so it is done here to remove the inverted
1771 * part.
1772 */
1773 if (!gui_yank)
1774 {
1775 VIsual_active = FALSE;
1776 # ifdef FEAT_MOUSE
1777 setmouse();
1778 mouse_dragging = 0;
1779 # endif
1780 if (mode_displayed)
1781 clear_cmdline = TRUE; /* unshow visual mode later */
1782 #ifdef FEAT_CMDL_INFO
1783 else
1784 clear_showcmd();
1785 #endif
1786 if ((oap->op_type == OP_YANK
1787 || oap->op_type == OP_COLON
1788 || oap->op_type == OP_FUNCTION
1789 || oap->op_type == OP_FILTER)
1790 && oap->motion_force == NUL)
1791 redraw_curbuf_later(INVERTED);
1792 }
1793 }
1794 #endif
1795
1796 #ifdef FEAT_MBYTE
1797 /* Include the trailing byte of a multi-byte char. */
1798 if (has_mbyte && oap->inclusive)
1799 {
1800 int l;
1801
1802 l = (*mb_ptr2len)(ml_get_pos(&oap->end));
1803 if (l > 1)
1804 oap->end.col += l - 1;
1805 }
1806 #endif
1807 curwin->w_set_curswant = TRUE;
1808
1809 /*
1810 * oap->empty is set when start and end are the same. The inclusive
1811 * flag affects this too, unless yanking and the end is on a NUL.
1812 */
1813 oap->empty = (oap->motion_type == MCHAR
1814 && (!oap->inclusive
1815 || (oap->op_type == OP_YANK
1816 && gchar_pos(&oap->end) == NUL))
1817 && equalpos(oap->start, oap->end)
1818 #ifdef FEAT_VIRTUALEDIT
1819 && !(virtual_op && oap->start.coladd != oap->end.coladd)
1820 #endif
1821 );
1822 /*
1823 * For delete, change and yank, it's an error to operate on an
1824 * empty region, when 'E' included in 'cpoptions' (Vi compatible).
1825 */
1826 empty_region_error = (oap->empty
1827 && vim_strchr(p_cpo, CPO_EMPTYREGION) != NULL);
1828
1829 #ifdef FEAT_VISUAL
1830 /* Force a redraw when operating on an empty Visual region, when
1831 * 'modifiable is off or creating a fold. */
1832 if (oap->is_VIsual && (oap->empty || !curbuf->b_p_ma
1833 # ifdef FEAT_FOLDING
1834 || oap->op_type == OP_FOLD
1835 # endif
1836 ))
1837 redraw_curbuf_later(INVERTED);
1838 #endif
1839
1840 /*
1841 * If the end of an operator is in column one while oap->motion_type
1842 * is MCHAR and oap->inclusive is FALSE, we put op_end after the last
1843 * character in the previous line. If op_start is on or before the
1844 * first non-blank in the line, the operator becomes linewise
1845 * (strange, but that's the way vi does it).
1846 */
1847 if ( oap->motion_type == MCHAR
1848 && oap->inclusive == FALSE
1849 && !(cap->retval & CA_NO_ADJ_OP_END)
1850 && oap->end.col == 0
1851 #ifdef FEAT_VISUAL
1852 && (!oap->is_VIsual || *p_sel == 'o')
1853 && !oap->block_mode
1854 #endif
1855 && oap->line_count > 1)
1856 {
1857 oap->end_adjusted = TRUE; /* remember that we did this */
1858 --oap->line_count;
1859 --oap->end.lnum;
1860 if (inindent(0))
1861 oap->motion_type = MLINE;
1862 else
1863 {
1864 oap->end.col = (colnr_T)STRLEN(ml_get(oap->end.lnum));
1865 if (oap->end.col)
1866 {
1867 --oap->end.col;
1868 oap->inclusive = TRUE;
1869 }
1870 }
1871 }
1872 else
1873 oap->end_adjusted = FALSE;
1874
1875 switch (oap->op_type)
1876 {
1877 case OP_LSHIFT:
1878 case OP_RSHIFT:
1879 op_shift(oap, TRUE,
1880 #ifdef FEAT_VISUAL
1881 oap->is_VIsual ? (int)cap->count1 :
1882 #endif
1883 1);
1884 auto_format(FALSE, TRUE);
1885 break;
1886
1887 case OP_JOIN_NS:
1888 case OP_JOIN:
1889 if (oap->line_count < 2)
1890 oap->line_count = 2;
1891 if (curwin->w_cursor.lnum + oap->line_count - 1 >
1892 curbuf->b_ml.ml_line_count)
1893 beep_flush();
1894 else
1895 {
1896 do_do_join(oap->line_count, oap->op_type == OP_JOIN);
1897 auto_format(FALSE, TRUE);
1898 }
1899 break;
1900
1901 case OP_DELETE:
1902 #ifdef FEAT_VISUAL
1903 VIsual_reselect = FALSE; /* don't reselect now */
1904 #endif
1905 if (empty_region_error)
1906 vim_beep();
1907 else
1908 {
1909 (void)op_delete(oap);
1910 if (oap->motion_type == MLINE && has_format_option(FO_AUTO))
1911 u_save_cursor(); /* cursor line wasn't saved yet */
1912 auto_format(FALSE, TRUE);
1913 }
1914 break;
1915
1916 case OP_YANK:
1917 if (empty_region_error)
1918 {
1919 if (!gui_yank)
1920 vim_beep();
1921 }
1922 else
1923 (void)op_yank(oap, FALSE, !gui_yank);
1924 check_cursor_col();
1925 break;
1926
1927 case OP_CHANGE:
1928 #ifdef FEAT_VISUAL
1929 VIsual_reselect = FALSE; /* don't reselect now */
1930 #endif
1931 if (empty_region_error)
1932 vim_beep();
1933 else
1934 {
1935 /* This is a new edit command, not a restart. Need to
1936 * remember it to make 'insertmode' work with mappings for
1937 * Visual mode. But do this only once and not when typed and
1938 * 'insertmode' isn't set. */
1939 if (p_im || !KeyTyped)
1940 restart_edit_save = restart_edit;
1941 else
1942 restart_edit_save = 0;
1943 restart_edit = 0;
1944 /* Reset finish_op now, don't want it set inside edit(). */
1945 finish_op = FALSE;
1946 if (op_change(oap)) /* will call edit() */
1947 cap->retval |= CA_COMMAND_BUSY;
1948 if (restart_edit == 0)
1949 restart_edit = restart_edit_save;
1950 }
1951 break;
1952
1953 case OP_FILTER:
1954 if (vim_strchr(p_cpo, CPO_FILTER) != NULL)
1955 AppendToRedobuff((char_u *)"!\r"); /* use any last used !cmd */
1956 else
1957 bangredo = TRUE; /* do_bang() will put cmd in redo buffer */
1958
1959 case OP_INDENT:
1960 case OP_COLON:
1961
1962 #if defined(FEAT_LISP) || defined(FEAT_CINDENT)
1963 /*
1964 * If 'equalprg' is empty, do the indenting internally.
1965 */
1966 if (oap->op_type == OP_INDENT && *get_equalprg() == NUL)
1967 {
1968 # ifdef FEAT_LISP
1969 if (curbuf->b_p_lisp)
1970 {
1971 op_reindent(oap, get_lisp_indent);
1972 break;
1973 }
1974 # endif
1975 # ifdef FEAT_CINDENT
1976 op_reindent(oap,
1977 # ifdef FEAT_EVAL
1978 *curbuf->b_p_inde != NUL ? get_expr_indent :
1979 # endif
1980 get_c_indent);
1981 break;
1982 # endif
1983 }
1984 #endif
1985
1986 op_colon(oap);
1987 break;
1988
1989 case OP_TILDE:
1990 case OP_UPPER:
1991 case OP_LOWER:
1992 case OP_ROT13:
1993 if (empty_region_error)
1994 vim_beep();
1995 else
1996 op_tilde(oap);
1997 check_cursor_col();
1998 break;
1999
2000 case OP_FORMAT:
2001 #if defined(FEAT_EVAL)
2002 if (*curbuf->b_p_fex != NUL)
2003 op_formatexpr(oap); /* use expression */
2004 else
2005 #endif
2006 if (*p_fp != NUL)
2007 op_colon(oap); /* use external command */
2008 else
2009 op_format(oap, FALSE); /* use internal function */
2010 break;
2011
2012 case OP_FORMAT2:
2013 op_format(oap, TRUE); /* use internal function */
2014 break;
2015
2016 case OP_FUNCTION:
2017 op_function(oap); /* call 'operatorfunc' */
2018 break;
2019
2020 case OP_INSERT:
2021 case OP_APPEND:
2022 #ifdef FEAT_VISUAL
2023 VIsual_reselect = FALSE; /* don't reselect now */
2024 #endif
2025 #ifdef FEAT_VISUALEXTRA
2026 if (empty_region_error)
2027 vim_beep();
2028 else
2029 {
2030 /* This is a new edit command, not a restart. Need to
2031 * remember it to make 'insertmode' work with mappings for
2032 * Visual mode. But do this only once. */
2033 restart_edit_save = restart_edit;
2034 restart_edit = 0;
2035
2036 op_insert(oap, cap->count1);
2037
2038 /* TODO: when inserting in several lines, should format all
2039 * the lines. */
2040 auto_format(FALSE, TRUE);
2041
2042 if (restart_edit == 0)
2043 restart_edit = restart_edit_save;
2044 }
2045 #else
2046 vim_beep();
2047 #endif
2048 break;
2049
2050 case OP_REPLACE:
2051 #ifdef FEAT_VISUAL
2052 VIsual_reselect = FALSE; /* don't reselect now */
2053 #endif
2054 #ifdef FEAT_VISUALEXTRA
2055 if (empty_region_error)
2056 #endif
2057 vim_beep();
2058 #ifdef FEAT_VISUALEXTRA
2059 else
2060 op_replace(oap, cap->nchar);
2061 #endif
2062 break;
2063
2064 #ifdef FEAT_FOLDING
2065 case OP_FOLD:
2066 VIsual_reselect = FALSE; /* don't reselect now */
2067 foldCreate(oap->start.lnum, oap->end.lnum);
2068 break;
2069
2070 case OP_FOLDOPEN:
2071 case OP_FOLDOPENREC:
2072 case OP_FOLDCLOSE:
2073 case OP_FOLDCLOSEREC:
2074 VIsual_reselect = FALSE; /* don't reselect now */
2075 opFoldRange(oap->start.lnum, oap->end.lnum,
2076 oap->op_type == OP_FOLDOPEN
2077 || oap->op_type == OP_FOLDOPENREC,
2078 oap->op_type == OP_FOLDOPENREC
2079 || oap->op_type == OP_FOLDCLOSEREC,
2080 oap->is_VIsual);
2081 break;
2082
2083 case OP_FOLDDEL:
2084 case OP_FOLDDELREC:
2085 VIsual_reselect = FALSE; /* don't reselect now */
2086 deleteFold(oap->start.lnum, oap->end.lnum,
2087 oap->op_type == OP_FOLDDELREC, oap->is_VIsual);
2088 break;
2089 #endif
2090 default:
2091 clearopbeep(oap);
2092 }
2093 #ifdef FEAT_VIRTUALEDIT
2094 virtual_op = MAYBE;
2095 #endif
2096 if (!gui_yank)
2097 {
2098 /*
2099 * if 'sol' not set, go back to old column for some commands
2100 */
2101 if (!p_sol && oap->motion_type == MLINE && !oap->end_adjusted
2102 && (oap->op_type == OP_LSHIFT || oap->op_type == OP_RSHIFT
2103 || oap->op_type == OP_DELETE))
2104 coladvance(curwin->w_curswant = old_col);
2105 }
2106 else
2107 {
2108 curwin->w_cursor = old_cursor;
2109 }
2110 #ifdef FEAT_VISUAL
2111 oap->block_mode = FALSE;
2112 #endif
2113 clearop(oap);
2114 }
2115 }
2116
2117 /*
2118 * Handle indent and format operators and visual mode ":".
2119 */
2120 static void
2121 op_colon(oap)
2122 oparg_T *oap;
2123 {
2124 stuffcharReadbuff(':');
2125 #ifdef FEAT_VISUAL
2126 if (oap->is_VIsual)
2127 stuffReadbuff((char_u *)"'<,'>");
2128 else
2129 #endif
2130 {
2131 /*
2132 * Make the range look nice, so it can be repeated.
2133 */
2134 if (oap->start.lnum == curwin->w_cursor.lnum)
2135 stuffcharReadbuff('.');
2136 else
2137 stuffnumReadbuff((long)oap->start.lnum);
2138 if (oap->end.lnum != oap->start.lnum)
2139 {
2140 stuffcharReadbuff(',');
2141 if (oap->end.lnum == curwin->w_cursor.lnum)
2142 stuffcharReadbuff('.');
2143 else if (oap->end.lnum == curbuf->b_ml.ml_line_count)
2144 stuffcharReadbuff('$');
2145 else if (oap->start.lnum == curwin->w_cursor.lnum)
2146 {
2147 stuffReadbuff((char_u *)".+");
2148 stuffnumReadbuff((long)oap->line_count - 1);
2149 }
2150 else
2151 stuffnumReadbuff((long)oap->end.lnum);
2152 }
2153 }
2154 if (oap->op_type != OP_COLON)
2155 stuffReadbuff((char_u *)"!");
2156 if (oap->op_type == OP_INDENT)
2157 {
2158 #ifndef FEAT_CINDENT
2159 if (*get_equalprg() == NUL)
2160 stuffReadbuff((char_u *)"indent");
2161 else
2162 #endif
2163 stuffReadbuff(get_equalprg());
2164 stuffReadbuff((char_u *)"\n");
2165 }
2166 else if (oap->op_type == OP_FORMAT)
2167 {
2168 if (*p_fp == NUL)
2169 stuffReadbuff((char_u *)"fmt");
2170 else
2171 stuffReadbuff(p_fp);
2172 stuffReadbuff((char_u *)"\n']");
2173 }
2174
2175 /*
2176 * do_cmdline() does the rest
2177 */
2178 }
2179
2180 /*
2181 * Handle the "g@" operator: call 'operatorfunc'.
2182 */
2183 /*ARGSUSED*/
2184 static void
2185 op_function(oap)
2186 oparg_T *oap;
2187 {
2188 #ifdef FEAT_EVAL
2189 char_u *(argv[1]);
2190
2191 if (*p_opfunc == NUL)
2192 EMSG(_("E774: 'operatorfunc' is empty"));
2193 else
2194 {
2195 /* Set '[ and '] marks to text to be operated on. */
2196 curbuf->b_op_start = oap->start;
2197 curbuf->b_op_end = oap->end;
2198 if (oap->motion_type != MLINE && !oap->inclusive)
2199 /* Exclude the end position. */
2200 decl(&curbuf->b_op_end);
2201
2202 if (oap->block_mode)
2203 argv[0] = (char_u *)"block";
2204 else if (oap->motion_type == MLINE)
2205 argv[0] = (char_u *)"line";
2206 else
2207 argv[0] = (char_u *)"char";
2208 (void)call_func_retnr(p_opfunc, 1, argv, FALSE);
2209 }
2210 #else
2211 EMSG(_("E775: Eval feature not available"));
2212 #endif
2213 }
2214
2215 #if defined(FEAT_MOUSE) || defined(PROTO)
2216 /*
2217 * Do the appropriate action for the current mouse click in the current mode.
2218 * Not used for Command-line mode.
2219 *
2220 * Normal Mode:
2221 * event modi- position visual change action
2222 * fier cursor window
2223 * left press - yes end yes
2224 * left press C yes end yes "^]" (2)
2225 * left press S yes end yes "*" (2)
2226 * left drag - yes start if moved no
2227 * left relse - yes start if moved no
2228 * middle press - yes if not active no put register
2229 * middle press - yes if active no yank and put
2230 * right press - yes start or extend yes
2231 * right press S yes no change yes "#" (2)
2232 * right drag - yes extend no
2233 * right relse - yes extend no
2234 *
2235 * Insert or Replace Mode:
2236 * event modi- position visual change action
2237 * fier cursor window
2238 * left press - yes (cannot be active) yes
2239 * left press C yes (cannot be active) yes "CTRL-O^]" (2)
2240 * left press S yes (cannot be active) yes "CTRL-O*" (2)
2241 * left drag - yes start or extend (1) no CTRL-O (1)
2242 * left relse - yes start or extend (1) no CTRL-O (1)
2243 * middle press - no (cannot be active) no put register
2244 * right press - yes start or extend yes CTRL-O
2245 * right press S yes (cannot be active) yes "CTRL-O#" (2)
2246 *
2247 * (1) only if mouse pointer moved since press
2248 * (2) only if click is in same buffer
2249 *
2250 * Return TRUE if start_arrow() should be called for edit mode.
2251 */
2252 int
2253 do_mouse(oap, c, dir, count, fixindent)
2254 oparg_T *oap; /* operator argument, can be NULL */
2255 int c; /* K_LEFTMOUSE, etc */
2256 int dir; /* Direction to 'put' if necessary */
2257 long count;
2258 int fixindent; /* PUT_FIXINDENT if fixing indent necessary */
2259 {
2260 static int do_always = FALSE; /* ignore 'mouse' setting next time */
2261 static int got_click = FALSE; /* got a click some time back */
2262
2263 int which_button; /* MOUSE_LEFT, _MIDDLE or _RIGHT */
2264 int is_click; /* If FALSE it's a drag or release event */
2265 int is_drag; /* If TRUE it's a drag event */
2266 int jump_flags = 0; /* flags for jump_to_mouse() */
2267 pos_T start_visual;
2268 int moved; /* Has cursor moved? */
2269 int in_status_line; /* mouse in status line */
2270 #ifdef FEAT_VERTSPLIT
2271 int in_sep_line; /* mouse in vertical separator line */
2272 #endif
2273 int c1, c2;
2274 #if defined(FEAT_FOLDING)
2275 pos_T save_cursor;
2276 #endif
2277 win_T *old_curwin = curwin;
2278 #ifdef FEAT_VISUAL
2279 static pos_T orig_cursor;
2280 colnr_T leftcol, rightcol;
2281 pos_T end_visual;
2282 int diff;
2283 int old_active = VIsual_active;
2284 int old_mode = VIsual_mode;
2285 #endif
2286 int regname;
2287
2288 #if defined(FEAT_FOLDING)
2289 save_cursor = curwin->w_cursor;
2290 #endif
2291
2292 /*
2293 * When GUI is active, always recognize mouse events, otherwise:
2294 * - Ignore mouse event in normal mode if 'mouse' doesn't include 'n'.
2295 * - Ignore mouse event in visual mode if 'mouse' doesn't include 'v'.
2296 * - For command line and insert mode 'mouse' is checked before calling
2297 * do_mouse().
2298 */
2299 if (do_always)
2300 do_always = FALSE;
2301 else
2302 #ifdef FEAT_GUI
2303 if (!gui.in_use)
2304 #endif
2305 {
2306 #ifdef FEAT_VISUAL
2307 if (VIsual_active)
2308 {
2309 if (!mouse_has(MOUSE_VISUAL))
2310 return FALSE;
2311 }
2312 else
2313 #endif
2314 if (State == NORMAL && !mouse_has(MOUSE_NORMAL))
2315 return FALSE;
2316 }
2317
2318 which_button = get_mouse_button(KEY2TERMCAP1(c), &is_click, &is_drag);
2319
2320 #ifdef FEAT_MOUSESHAPE
2321 /* May have stopped dragging the status or separator line. The pointer is
2322 * most likely still on the status or separator line. */
2323 if (!is_drag && drag_status_line)
2324 {
2325 drag_status_line = FALSE;
2326 update_mouseshape(SHAPE_IDX_STATUS);
2327 }
2328 # ifdef FEAT_VERTSPLIT
2329 if (!is_drag && drag_sep_line)
2330 {
2331 drag_sep_line = FALSE;
2332 update_mouseshape(SHAPE_IDX_VSEP);
2333 }
2334 # endif
2335 #endif
2336
2337 /*
2338 * Ignore drag and release events if we didn't get a click.
2339 */
2340 if (is_click)
2341 got_click = TRUE;
2342 else
2343 {
2344 if (!got_click) /* didn't get click, ignore */
2345 return FALSE;
2346 if (!is_drag) /* release, reset got_click */
2347 got_click = FALSE;
2348 }
2349
2350 #ifndef FEAT_VISUAL
2351 /*
2352 * ALT is only used for starging/extending Visual mode.
2353 */
2354 if ((mod_mask & MOD_MASK_ALT))
2355 return FALSE;
2356 #endif
2357
2358 /*
2359 * CTRL right mouse button does CTRL-T
2360 */
2361 if (is_click && (mod_mask & MOD_MASK_CTRL) && which_button == MOUSE_RIGHT)
2362 {
2363 if (State & INSERT)
2364 stuffcharReadbuff(Ctrl_O);
2365 if (count > 1)
2366 stuffnumReadbuff(count);
2367 stuffcharReadbuff(Ctrl_T);
2368 got_click = FALSE; /* ignore drag&release now */
2369 return FALSE;
2370 }
2371
2372 /*
2373 * CTRL only works with left mouse button
2374 */
2375 if ((mod_mask & MOD_MASK_CTRL) && which_button != MOUSE_LEFT)
2376 return FALSE;
2377
2378 /*
2379 * When a modifier is down, ignore drag and release events, as well as
2380 * multiple clicks and the middle mouse button.
2381 * Accept shift-leftmouse drags when 'mousemodel' is "popup.*".
2382 */
2383 if ((mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL | MOD_MASK_ALT
2384 | MOD_MASK_META))
2385 && (!is_click
2386 || (mod_mask & MOD_MASK_MULTI_CLICK)
2387 || which_button == MOUSE_MIDDLE)
2388 && !((mod_mask & (MOD_MASK_SHIFT|MOD_MASK_ALT))
2389 && mouse_model_popup()
2390 && which_button == MOUSE_LEFT)
2391 && !((mod_mask & MOD_MASK_ALT)
2392 && !mouse_model_popup()
2393 && which_button == MOUSE_RIGHT)
2394 )
2395 return FALSE;
2396
2397 /*
2398 * If the button press was used as the movement command for an operator
2399 * (eg "d<MOUSE>"), or it is the middle button that is held down, ignore
2400 * drag/release events.
2401 */
2402 if (!is_click && which_button == MOUSE_MIDDLE)
2403 return FALSE;
2404
2405 if (oap != NULL)
2406 regname = oap->regname;
2407 else
2408 regname = 0;
2409
2410 /*
2411 * Middle mouse button does a 'put' of the selected text
2412 */
2413 if (which_button == MOUSE_MIDDLE)
2414 {
2415 if (State == NORMAL)
2416 {
2417 /*
2418 * If an operator was pending, we don't know what the user wanted
2419 * to do. Go back to normal mode: Clear the operator and beep().
2420 */
2421 if (oap != NULL && oap->op_type != OP_NOP)
2422 {
2423 clearopbeep(oap);
2424 return FALSE;
2425 }
2426
2427 #ifdef FEAT_VISUAL
2428 /*
2429 * If visual was active, yank the highlighted text and put it
2430 * before the mouse pointer position.
2431 * In Select mode replace the highlighted text with the clipboard.
2432 */
2433 if (VIsual_active)
2434 {
2435 if (VIsual_select)
2436 {
2437 stuffcharReadbuff(Ctrl_G);
2438 stuffReadbuff((char_u *)"\"+p");
2439 }
2440 else
2441 {
2442 stuffcharReadbuff('y');
2443 stuffcharReadbuff(K_MIDDLEMOUSE);
2444 }
2445 do_always = TRUE; /* ignore 'mouse' setting next time */
2446 return FALSE;
2447 }
2448 #endif
2449 /*
2450 * The rest is below jump_to_mouse()
2451 */
2452 }
2453
2454 else if ((State & INSERT) == 0)
2455 return FALSE;
2456
2457 /*
2458 * Middle click in insert mode doesn't move the mouse, just insert the
2459 * contents of a register. '.' register is special, can't insert that
2460 * with do_put().
2461 * Also paste at the cursor if the current mode isn't in 'mouse' (only
2462 * happens for the GUI).
2463 */
2464 if ((State & INSERT) || !mouse_has(MOUSE_NORMAL))
2465 {
2466 if (regname == '.')
2467 insert_reg(regname, TRUE);
2468 else
2469 {
2470 #ifdef FEAT_CLIPBOARD
2471 if (clip_star.available && regname == 0)
2472 regname = '*';
2473 #endif
2474 if ((State & REPLACE_FLAG) && !yank_register_mline(regname))
2475 insert_reg(regname, TRUE);
2476 else
2477 {
2478 do_put(regname, BACKWARD, 1L, fixindent | PUT_CURSEND);
2479
2480 /* Repeat it with CTRL-R CTRL-O r or CTRL-R CTRL-P r */
2481 AppendCharToRedobuff(Ctrl_R);
2482 AppendCharToRedobuff(fixindent ? Ctrl_P : Ctrl_O);
2483 AppendCharToRedobuff(regname == 0 ? '"' : regname);
2484 }
2485 }
2486 return FALSE;
2487 }
2488 }
2489
2490 /* When dragging or button-up stay in the same window. */
2491 if (!is_click)
2492 jump_flags |= MOUSE_FOCUS | MOUSE_DID_MOVE;
2493
2494 start_visual.lnum = 0;
2495
2496 #ifdef FEAT_WINDOWS
2497 /* Check for clicking in the tab page line. */
2498 if (mouse_row == 0 && firstwin->w_winrow > 0)
2499 {
2500 if (is_drag)
2501 return FALSE;
2502 got_click = FALSE; /* ignore mouse-up and drag events */
2503
2504 /* click in a tab selects that tab page */
2505 if (is_click
2506 # ifdef FEAT_CMDWIN
2507 && cmdwin_type == 0
2508 # endif
2509 && mouse_col < Columns)
2510 {
2511 c1 = TabPageIdxs[mouse_col];
2512 if (c1 >= 0)
2513 {
2514 if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK)
2515 {
2516 /* double click opens new page */
2517 end_visual_mode();
2518 tabpage_new();
2519 tabpage_move(c1 == 0 ? 9999 : c1 - 1);
2520 }
2521 else
2522 {
2523 /* Go to specified tab page, or next one if not clicking
2524 * on a label. */
2525 goto_tabpage(c1);
2526
2527 /* It's like clicking on the status line of a window. */
2528 if (curwin != old_curwin)
2529 end_visual_mode();
2530 }
2531 }
2532 else if (c1 < 0)
2533 {
2534 tabpage_T *tp;
2535
2536 /* Close the current or specified tab page. */
2537 if (c1 == -999)
2538 tp = curtab;
2539 else
2540 tp = find_tabpage(-c1);
2541 if (tp == curtab)
2542 {
2543 if (first_tabpage->tp_next != NULL)
2544 tabpage_close(FALSE);
2545 }
2546 else if (tp != NULL)
2547 tabpage_close_other(tp, FALSE);
2548 }
2549 }
2550 return TRUE;
2551 }
2552 #endif
2553
2554 /*
2555 * When 'mousemodel' is "popup" or "popup_setpos", translate mouse events:
2556 * right button up -> pop-up menu
2557 * shift-left button -> right button
2558 * alt-left button -> alt-right button
2559 */
2560 if (mouse_model_popup())
2561 {
2562 if (which_button == MOUSE_RIGHT
2563 && !(mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)))
2564 {
2565 /*
2566 * NOTE: Ignore right button down and drag mouse events.
2567 * Windows only shows the popup menu on the button up event.
2568 */
2569 #if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_GTK) \
2570 || defined(FEAT_GUI_PHOTON) || defined(FEAT_GUI_MAC)
2571 if (!is_click)
2572 return FALSE;
2573 #endif
2574 #if defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MSWIN)
2575 if (is_click || is_drag)
2576 return FALSE;
2577 #endif
2578 #if defined(FEAT_GUI_MOTIF) || defined(FEAT_GUI_GTK) \
2579 || defined(FEAT_GUI_ATHENA) || defined(FEAT_GUI_MSWIN) \
2580 || defined(FEAT_GUI_MAC) || defined(FEAT_GUI_PHOTON)
2581 if (gui.in_use)
2582 {
2583 jump_flags = 0;
2584 if (STRCMP(p_mousem, "popup_setpos") == 0)
2585 {
2586 /* First set the cursor position before showing the popup
2587 * menu. */
2588 #ifdef FEAT_VISUAL
2589 if (VIsual_active)
2590 {
2591 pos_T m_pos;
2592
2593 /*
2594 * set MOUSE_MAY_STOP_VIS if we are outside the
2595 * selection or the current window (might have false
2596 * negative here)
2597 */
2598 if (mouse_row < W_WINROW(curwin)
2599 || mouse_row
2600 > (W_WINROW(curwin) + curwin->w_height))
2601 jump_flags = MOUSE_MAY_STOP_VIS;
2602 else if (get_fpos_of_mouse(&m_pos) != IN_BUFFER)
2603 jump_flags = MOUSE_MAY_STOP_VIS;
2604 else
2605 {
2606 if ((lt(curwin->w_cursor, VIsual)
2607 && (lt(m_pos, curwin->w_cursor)
2608 || lt(VIsual, m_pos)))
2609 || (lt(VIsual, curwin->w_cursor)
2610 && (lt(m_pos, VIsual)
2611 || lt(curwin->w_cursor, m_pos))))
2612 {
2613 jump_flags = MOUSE_MAY_STOP_VIS;
2614 }
2615 else if (VIsual_mode == Ctrl_V)
2616 {
2617 getvcols(curwin, &curwin->w_cursor, &VIsual,
2618 &leftcol, &rightcol);
2619 getvcol(curwin, &m_pos, NULL, &m_pos.col, NULL);
2620 if (m_pos.col < leftcol || m_pos.col > rightcol)
2621 jump_flags = MOUSE_MAY_STOP_VIS;
2622 }
2623 }
2624 }
2625 else
2626 jump_flags = MOUSE_MAY_STOP_VIS;
2627 #endif
2628 }
2629 if (jump_flags)
2630 {
2631 jump_flags = jump_to_mouse(jump_flags, NULL, which_button);
2632 update_curbuf(
2633 #ifdef FEAT_VISUAL
2634 VIsual_active ? INVERTED :
2635 #endif
2636 VALID);
2637 setcursor();
2638 out_flush(); /* Update before showing popup menu */
2639 }
2640 # ifdef FEAT_MENU
2641 gui_show_popupmenu();
2642 # endif
2643 return (jump_flags & CURSOR_MOVED) != 0;
2644 }
2645 else
2646 return FALSE;
2647 #else
2648 return FALSE;
2649 #endif
2650 }
2651 if (which_button == MOUSE_LEFT
2652 && (mod_mask & (MOD_MASK_SHIFT|MOD_MASK_ALT)))
2653 {
2654 which_button = MOUSE_RIGHT;
2655 mod_mask &= ~MOD_MASK_SHIFT;
2656 }
2657 }
2658
2659 #ifdef FEAT_VISUAL
2660 if ((State & (NORMAL | INSERT))
2661 && !(mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL)))
2662 {
2663 if (which_button == MOUSE_LEFT)
2664 {
2665 if (is_click)
2666 {
2667 /* stop Visual mode for a left click in a window, but not when
2668 * on a status line */
2669 if (VIsual_active)
2670 jump_flags |= MOUSE_MAY_STOP_VIS;
2671 }
2672 else if (mouse_has(MOUSE_VISUAL))
2673 jump_flags |= MOUSE_MAY_VIS;
2674 }
2675 else if (which_button == MOUSE_RIGHT)
2676 {
2677 if (is_click && VIsual_active)
2678 {
2679 /*
2680 * Remember the start and end of visual before moving the
2681 * cursor.
2682 */
2683 if (lt(curwin->w_cursor, VIsual))
2684 {
2685 start_visual = curwin->w_cursor;
2686 end_visual = VIsual;
2687 }
2688 else
2689 {
2690 start_visual = VIsual;
2691 end_visual = curwin->w_cursor;
2692 }
2693 }
2694 jump_flags |= MOUSE_FOCUS;
2695 if (mouse_has(MOUSE_VISUAL))
2696 jump_flags |= MOUSE_MAY_VIS;
2697 }
2698 }
2699 #endif
2700
2701 /*
2702 * If an operator is pending, ignore all drags and releases until the
2703 * next mouse click.
2704 */
2705 if (!is_drag && oap != NULL && oap->op_type != OP_NOP)
2706 {
2707 got_click = FALSE;
2708 oap->motion_type = MCHAR;
2709 }
2710
2711 /* When releasing the button let jump_to_mouse() know. */
2712 if (!is_click && !is_drag)
2713 jump_flags |= MOUSE_RELEASED;
2714
2715 /*
2716 * JUMP!
2717 */
2718 jump_flags = jump_to_mouse(jump_flags,
2719 oap == NULL ? NULL : &(oap->inclusive), which_button);
2720 moved = (jump_flags & CURSOR_MOVED);
2721 in_status_line = (jump_flags & IN_STATUS_LINE);
2722 #ifdef FEAT_VERTSPLIT
2723 in_sep_line = (jump_flags & IN_SEP_LINE);
2724 #endif
2725
2726 #ifdef FEAT_NETBEANS_INTG
2727 if (usingNetbeans && isNetbeansBuffer(curbuf)
2728 && !(jump_flags & (IN_STATUS_LINE | IN_SEP_LINE)))
2729 {
2730 int key = KEY2TERMCAP1(c);
2731
2732 if (key == (int)KE_LEFTRELEASE || key == (int)KE_MIDDLERELEASE
2733 || key == (int)KE_RIGHTRELEASE)
2734 netbeans_button_release(which_button);
2735 }
2736 #endif
2737
2738 /* When jumping to another window, clear a pending operator. That's a bit
2739 * friendlier than beeping and not jumping to that window. */
2740 if (curwin != old_curwin && oap != NULL && oap->op_type != OP_NOP)
2741 clearop(oap);
2742
2743 #ifdef FEAT_FOLDING
2744 if (mod_mask == 0
2745 && !is_drag
2746 && (jump_flags & (MOUSE_FOLD_CLOSE | MOUSE_FOLD_OPEN))
2747 && which_button == MOUSE_LEFT)
2748 {
2749 /* open or close a fold at this line */
2750 if (jump_flags & MOUSE_FOLD_OPEN)
2751 openFold(curwin->w_cursor.lnum, 1L);
2752 else
2753 closeFold(curwin->w_cursor.lnum, 1L);
2754 /* don't move the cursor if still in the same window */
2755 if (curwin == old_curwin)
2756 curwin->w_cursor = save_cursor;
2757 }
2758 #endif
2759
2760 #if defined(FEAT_CLIPBOARD) && defined(FEAT_CMDWIN)
2761 if ((jump_flags & IN_OTHER_WIN) && !VIsual_active && clip_star.available)
2762 {
2763 clip_modeless(which_button, is_click, is_drag);
2764 return FALSE;
2765 }
2766 #endif
2767
2768 #ifdef FEAT_VISUAL
2769 /* Set global flag that we are extending the Visual area with mouse
2770 * dragging; temporarily minimize 'scrolloff'. */
2771 if (VIsual_active && is_drag && p_so)
2772 {
2773 /* In the very first line, allow scrolling one line */
2774 if (mouse_row == 0)
2775 mouse_dragging = 2;
2776 else
2777 mouse_dragging = 1;
2778 }
2779
2780 /* When dragging the mouse above the window, scroll down. */
2781 if (is_drag && mouse_row < 0 && !in_status_line)
2782 {
2783 scroll_redraw(FALSE, 1L);
2784 mouse_row = 0;
2785 }
2786
2787 if (start_visual.lnum) /* right click in visual mode */
2788 {
2789 /* When ALT is pressed make Visual mode blockwise. */
2790 if (mod_mask & MOD_MASK_ALT)
2791 VIsual_mode = Ctrl_V;
2792
2793 /*
2794 * In Visual-block mode, divide the area in four, pick up the corner
2795 * that is in the quarter that the cursor is in.
2796 */
2797 if (VIsual_mode == Ctrl_V)
2798 {
2799 getvcols(curwin, &start_visual, &end_visual, &leftcol, &rightcol);
2800 if (curwin->w_curswant > (leftcol + rightcol) / 2)
2801 end_visual.col = leftcol;
2802 else
2803 end_visual.col = rightcol;
2804 if (curwin->w_cursor.lnum <
2805 (start_visual.lnum + end_visual.lnum) / 2)
2806 end_visual.lnum = end_visual.lnum;
2807 else
2808 end_visual.lnum = start_visual.lnum;
2809
2810 /* move VIsual to the right column */
2811 start_visual = curwin->w_cursor; /* save the cursor pos */
2812 curwin->w_cursor = end_visual;
2813 coladvance(end_visual.col);
2814 VIsual = curwin->w_cursor;
2815 curwin->w_cursor = start_visual; /* restore the cursor */
2816 }
2817 else
2818 {
2819 /*
2820 * If the click is before the start of visual, change the start.
2821 * If the click is after the end of visual, change the end. If
2822 * the click is inside the visual, change the closest side.
2823 */
2824 if (lt(curwin->w_cursor, start_visual))
2825 VIsual = end_visual;
2826 else if (lt(end_visual, curwin->w_cursor))
2827 VIsual = start_visual;
2828 else
2829 {
2830 /* In the same line, compare column number */
2831 if (end_visual.lnum == start_visual.lnum)
2832 {
2833 if (curwin->w_cursor.col - start_visual.col >
2834 end_visual.col - curwin->w_cursor.col)
2835 VIsual = start_visual;
2836 else
2837 VIsual = end_visual;
2838 }
2839
2840 /* In different lines, compare line number */
2841 else
2842 {
2843 diff = (curwin->w_cursor.lnum - start_visual.lnum) -
2844 (end_visual.lnum - curwin->w_cursor.lnum);
2845
2846 if (diff > 0) /* closest to end */
2847 VIsual = start_visual;
2848 else if (diff < 0) /* closest to start */
2849 VIsual = end_visual;
2850 else /* in the middle line */
2851 {
2852 if (curwin->w_cursor.col <
2853 (start_visual.col + end_visual.col) / 2)
2854 VIsual = end_visual;
2855 else
2856 VIsual = start_visual;
2857 }
2858 }
2859 }
2860 }
2861 }
2862 /*
2863 * If Visual mode started in insert mode, execute "CTRL-O"
2864 */
2865 else if ((State & INSERT) && VIsual_active)
2866 stuffcharReadbuff(Ctrl_O);
2867 #endif
2868
2869 /*
2870 * Middle mouse click: Put text before cursor.
2871 */
2872 if (which_button == MOUSE_MIDDLE)
2873 {
2874 #ifdef FEAT_CLIPBOARD
2875 if (clip_star.available && regname == 0)
2876 regname = '*';
2877 #endif
2878 if (yank_register_mline(regname))
2879 {
2880 if (mouse_past_bottom)
2881 dir = FORWARD;
2882 }
2883 else if (mouse_past_eol)
2884 dir = FORWARD;
2885
2886 if (fixindent)
2887 {
2888 c1 = (dir == BACKWARD) ? '[' : ']';
2889 c2 = 'p';
2890 }
2891 else
2892 {
2893 c1 = (dir == FORWARD) ? 'p' : 'P';
2894 c2 = NUL;
2895 }
2896 prep_redo(regname, count, NUL, c1, NUL, c2, NUL);
2897
2898 /*
2899 * Remember where the paste started, so in edit() Insstart can be set
2900 * to this position
2901 */
2902 if (restart_edit != 0)
2903 where_paste_started = curwin->w_cursor;
2904 do_put(regname, dir, count, fixindent | PUT_CURSEND);
2905 }
2906
2907 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)
2908 /*
2909 * Ctrl-Mouse click or double click in a quickfix window jumps to the
2910 * error under the mouse pointer.
2911 */
2912 else if (((mod_mask & MOD_MASK_CTRL)
2913 || (mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK)
2914 && bt_quickfix(curbuf))
2915 {
2916 if (State & INSERT)
2917 stuffcharReadbuff(Ctrl_O);
2918 if (curwin->w_llist_ref == NULL) /* quickfix window */
2919 stuffReadbuff((char_u *)":.cc\n");
2920 else /* location list window */
2921 stuffReadbuff((char_u *)":.ll\n");
2922 got_click = FALSE; /* ignore drag&release now */
2923 }
2924 #endif
2925
2926 /*
2927 * Ctrl-Mouse click (or double click in a help window) jumps to the tag
2928 * under the mouse pointer.
2929 */
2930 else if ((mod_mask & MOD_MASK_CTRL) || (curbuf->b_help
2931 && (mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK))
2932 {
2933 if (State & INSERT)
2934 stuffcharReadbuff(Ctrl_O);
2935 stuffcharReadbuff(Ctrl_RSB);
2936 got_click = FALSE; /* ignore drag&release now */
2937 }
2938
2939 /*
2940 * Shift-Mouse click searches for the next occurrence of the word under
2941 * the mouse pointer
2942 */
2943 else if ((mod_mask & MOD_MASK_SHIFT))
2944 {
2945 if (State & INSERT
2946 #ifdef FEAT_VISUAL
2947 || (VIsual_active && VIsual_select)
2948 #endif
2949 )
2950 stuffcharReadbuff(Ctrl_O);
2951 if (which_button == MOUSE_LEFT)
2952 stuffcharReadbuff('*');
2953 else /* MOUSE_RIGHT */
2954 stuffcharReadbuff('#');
2955 }
2956
2957 /* Handle double clicks, unless on status line */
2958 else if (in_status_line)
2959 {
2960 #ifdef FEAT_MOUSESHAPE
2961 if ((is_drag || is_click) && !drag_status_line)
2962 {
2963 drag_status_line = TRUE;
2964 update_mouseshape(-1);
2965 }
2966 #endif
2967 }
2968 #ifdef FEAT_VERTSPLIT
2969 else if (in_sep_line)
2970 {
2971 # ifdef FEAT_MOUSESHAPE
2972 if ((is_drag || is_click) && !drag_sep_line)
2973 {
2974 drag_sep_line = TRUE;
2975 update_mouseshape(-1);
2976 }
2977 # endif
2978 }
2979 #endif
2980 #ifdef FEAT_VISUAL
2981 else if ((mod_mask & MOD_MASK_MULTI_CLICK) && (State & (NORMAL | INSERT))
2982 && mouse_has(MOUSE_VISUAL))
2983 {
2984 if (is_click || !VIsual_active)
2985 {
2986 if (VIsual_active)
2987 orig_cursor = VIsual;
2988 else
2989 {
2990 check_visual_highlight();
2991 VIsual = curwin->w_cursor;
2992 orig_cursor = VIsual;
2993 VIsual_active = TRUE;
2994 VIsual_reselect = TRUE;
2995 /* start Select mode if 'selectmode' contains "mouse" */
2996 may_start_select('o');
2997 setmouse();
2998 }
2999 if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK)
3000 {
3001 /* Double click with ALT pressed makes it blockwise. */
3002 if (mod_mask & MOD_MASK_ALT)
3003 VIsual_mode = Ctrl_V;
3004 else
3005 VIsual_mode = 'v';
3006 }
3007 else if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_3CLICK)
3008 VIsual_mode = 'V';
3009 else if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_4CLICK)
3010 VIsual_mode = Ctrl_V;
3011 #ifdef FEAT_CLIPBOARD
3012 /* Make sure the clipboard gets updated. Needed because start and
3013 * end may still be the same, and the selection needs to be owned */
3014 clip_star.vmode = NUL;
3015 #endif
3016 }
3017 /*
3018 * A double click selects a word or a block.
3019 */
3020 if ((mod_mask & MOD_MASK_MULTI_CLICK) == MOD_MASK_2CLICK)
3021 {
3022 pos_T *pos = NULL;
3023 int gc;
3024
3025 if (is_click)
3026 {
3027 /* If the character under the cursor (skipping white space) is
3028 * not a word character, try finding a match and select a (),
3029 * {}, [], #if/#endif, etc. block. */
3030 end_visual = curwin->w_cursor;
3031 while (gc = gchar_pos(&end_visual), vim_iswhite(gc))
3032 inc(&end_visual);
3033 if (oap != NULL)
3034 oap->motion_type = MCHAR;
3035 if (oap != NULL
3036 && VIsual_mode == 'v'
3037 && !vim_iswordc(gchar_pos(&end_visual))
3038 && equalpos(curwin->w_cursor, VIsual)
3039 && (pos = findmatch(oap, NUL)) != NULL)
3040 {
3041 curwin->w_cursor = *pos;
3042 if (oap->motion_type == MLINE)
3043 VIsual_mode = 'V';
3044 else if (*p_sel == 'e')
3045 {
3046 if (lt(curwin->w_cursor, VIsual))
3047 ++VIsual.col;
3048 else
3049 ++curwin->w_cursor.col;
3050 }
3051 }
3052 }
3053
3054 if (pos == NULL && (is_click || is_drag))
3055 {
3056 /* When not found a match or when dragging: extend to include
3057 * a word. */
3058 if (lt(curwin->w_cursor, orig_cursor))
3059 {
3060 find_start_of_word(&curwin->w_cursor);
3061 find_end_of_word(&VIsual);
3062 }
3063 else
3064 {
3065 find_start_of_word(&VIsual);
3066 if (*p_sel == 'e' && *ml_get_cursor() != NUL)
3067 #ifdef FEAT_MBYTE
3068 curwin->w_cursor.col +=
3069 (*mb_ptr2len)(ml_get_cursor());
3070 #else
3071 ++curwin->w_cursor.col;
3072 #endif
3073 find_end_of_word(&curwin->w_cursor);
3074 }
3075 }
3076 curwin->w_set_curswant = TRUE;
3077 }
3078 if (is_click)
3079 redraw_curbuf_later(INVERTED); /* update the inversion */
3080 }
3081 else if (VIsual_active && !old_active)
3082 {
3083 if (mod_mask & MOD_MASK_ALT)
3084 VIsual_mode = Ctrl_V;
3085 else
3086 VIsual_mode = 'v';
3087 }
3088
3089 /* If Visual mode changed show it later. */
3090 if ((!VIsual_active && old_active && mode_displayed)
3091 || (VIsual_active && p_smd && msg_silent == 0
3092 && (!old_active || VIsual_mode != old_mode)))
3093 redraw_cmdline = TRUE;
3094 #endif
3095
3096 return moved;
3097 }
3098
3099 #ifdef FEAT_VISUAL
3100 /*
3101 * Move "pos" back to the start of the word it's in.
3102 */
3103 static void
3104 find_start_of_word(pos)
3105 pos_T *pos;
3106 {
3107 char_u *line;
3108 int cclass;
3109 int col;
3110
3111 line = ml_get(pos->lnum);
3112 cclass = get_mouse_class(line + pos->col);
3113
3114 while (pos->col > 0)
3115 {
3116 col = pos->col - 1;
3117 #ifdef FEAT_MBYTE
3118 col -= (*mb_head_off)(line, line + col);
3119 #endif
3120 if (get_mouse_class(line + col) != cclass)
3121 break;
3122 pos->col = col;
3123 }
3124 }
3125
3126 /*
3127 * Move "pos" forward to the end of the word it's in.
3128 * When 'selection' is "exclusive", the position is just after the word.
3129 */
3130 static void
3131 find_end_of_word(pos)
3132 pos_T *pos;
3133 {
3134 char_u *line;
3135 int cclass;
3136 int col;
3137
3138 line = ml_get(pos->lnum);
3139 if (*p_sel == 'e' && pos->col > 0)
3140 {
3141 --pos->col;
3142 #ifdef FEAT_MBYTE
3143 pos->col -= (*mb_head_off)(line, line + pos->col);
3144 #endif
3145 }
3146 cclass = get_mouse_class(line + pos->col);
3147 while (line[pos->col] != NUL)
3148 {
3149 #ifdef FEAT_MBYTE
3150 col = pos->col + (*mb_ptr2len)(line + pos->col);
3151 #else
3152 col = pos->col + 1;
3153 #endif
3154 if (get_mouse_class(line + col) != cclass)
3155 {
3156 if (*p_sel == 'e')
3157 pos->col = col;
3158 break;
3159 }
3160 pos->col = col;
3161 }
3162 }
3163
3164 /*
3165 * Get class of a character for selection: same class means same word.
3166 * 0: blank
3167 * 1: punctuation groups
3168 * 2: normal word character
3169 * >2: multi-byte word character.
3170 */
3171 static int
3172 get_mouse_class(p)
3173 char_u *p;
3174 {
3175 int c;
3176
3177 #ifdef FEAT_MBYTE
3178 if (has_mbyte && MB_BYTE2LEN(p[0]) > 1)
3179 return mb_get_class(p);
3180 #endif
3181
3182 c = *p;
3183 if (c == ' ' || c == '\t')
3184 return 0;
3185
3186 if (vim_iswordc(c))
3187 return 2;
3188
3189 /*
3190 * There are a few special cases where we want certain combinations of
3191 * characters to be considered as a single word. These are things like
3192 * "->", "/ *", "*=", "+=", "&=", "<=", ">=", "!=" etc. Otherwise, each
3193 * character is in it's own class.
3194 */
3195 if (c != NUL && vim_strchr((char_u *)"-+*/%<>&|^!=", c) != NULL)
3196 return 1;
3197 return c;
3198 }
3199 #endif /* FEAT_VISUAL */
3200 #endif /* FEAT_MOUSE */
3201
3202 #if defined(FEAT_VISUAL) || defined(PROTO)
3203 /*
3204 * Check if highlighting for visual mode is possible, give a warning message
3205 * if not.
3206 */
3207 void
3208 check_visual_highlight()
3209 {
3210 static int did_check = FALSE;
3211
3212 if (full_screen)
3213 {
3214 if (!did_check && hl_attr(HLF_V) == 0)
3215 MSG(_("Warning: terminal cannot highlight"));
3216 did_check = TRUE;
3217 }
3218 }
3219
3220 /*
3221 * End Visual mode.
3222 * This function should ALWAYS be called to end Visual mode, except from
3223 * do_pending_operator().
3224 */
3225 void
3226 end_visual_mode()
3227 {
3228 #ifdef FEAT_CLIPBOARD
3229 /*
3230 * If we are using the clipboard, then remember what was selected in case
3231 * we need to paste it somewhere while we still own the selection.
3232 * Only do this when the clipboard is already owned. Don't want to grab
3233 * the selection when hitting ESC.
3234 */
3235 if (clip_star.available && clip_star.owned)
3236 clip_auto_select();
3237 #endif
3238
3239 VIsual_active = FALSE;
3240 #ifdef FEAT_MOUSE
3241 setmouse();
3242 mouse_dragging = 0;
3243 #endif
3244
3245 /* Save the current VIsual area for '< and '> marks, and "gv" */
3246 curbuf->b_visual.vi_mode = VIsual_mode;
3247 curbuf->b_visual.vi_start = VIsual;
3248 curbuf->b_visual.vi_end = curwin->w_cursor;
3249 curbuf->b_visual.vi_curswant = curwin->w_curswant;
3250 #ifdef FEAT_EVAL
3251 curbuf->b_visual_mode_eval = VIsual_mode;
3252 #endif
3253 #ifdef FEAT_VIRTUALEDIT
3254 if (!virtual_active())
3255 curwin->w_cursor.coladd = 0;
3256 #endif
3257
3258 if (mode_displayed)
3259 clear_cmdline = TRUE; /* unshow visual mode later */
3260 #ifdef FEAT_CMDL_INFO
3261 else
3262 clear_showcmd();
3263 #endif
3264
3265 adjust_cursor_eol();
3266 }
3267
3268 /*
3269 * Reset VIsual_active and VIsual_reselect.
3270 */
3271 void
3272 reset_VIsual_and_resel()
3273 {
3274 if (VIsual_active)
3275 {
3276 end_visual_mode();
3277 redraw_curbuf_later(INVERTED); /* delete the inversion later */
3278 }
3279 VIsual_reselect = FALSE;
3280 }
3281
3282 /*
3283 * Reset VIsual_active and VIsual_reselect if it's set.
3284 */
3285 void
3286 reset_VIsual()
3287 {
3288 if (VIsual_active)
3289 {
3290 end_visual_mode();
3291 redraw_curbuf_later(INVERTED); /* delete the inversion later */
3292 VIsual_reselect = FALSE;
3293 }
3294 }
3295 #endif /* FEAT_VISUAL */
3296
3297 #if defined(FEAT_BEVAL)
3298 static int find_is_eval_item __ARGS((char_u *ptr, int *colp, int *nbp, int dir));
3299
3300 /*
3301 * Check for a balloon-eval special item to include when searching for an
3302 * identifier. When "dir" is BACKWARD "ptr[-1]" must be valid!
3303 * Returns TRUE if the character at "*ptr" should be included.
3304 * "dir" is FORWARD or BACKWARD, the direction of searching.
3305 * "*colp" is in/decremented if "ptr[-dir]" should also be included.
3306 * "bnp" points to a counter for square brackets.
3307 */
3308 static int
3309 find_is_eval_item(ptr, colp, bnp, dir)
3310 char_u *ptr;
3311 int *colp;
3312 int *bnp;
3313 int dir;
3314 {
3315 /* Accept everything inside []. */
3316 if ((*ptr == ']' && dir == BACKWARD) || (*ptr == '[' && dir == FORWARD))
3317 ++*bnp;
3318 if (*bnp > 0)
3319 {
3320 if ((*ptr == '[' && dir == BACKWARD) || (*ptr == ']' && dir == FORWARD))
3321 --*bnp;
3322 return TRUE;
3323 }
3324
3325 /* skip over "s.var" */
3326 if (*ptr == '.')
3327 return TRUE;
3328
3329 /* two-character item: s->var */
3330 if (ptr[dir == BACKWARD ? 0 : 1] == '>'
3331 && ptr[dir == BACKWARD ? -1 : 0] == '-')
3332 {
3333 *colp += dir;
3334 return TRUE;
3335 }
3336 return FALSE;
3337 }
3338 #endif
3339
3340 /*
3341 * Find the identifier under or to the right of the cursor.
3342 * "find_type" can have one of three values:
3343 * FIND_IDENT: find an identifier (keyword)
3344 * FIND_STRING: find any non-white string
3345 * FIND_IDENT + FIND_STRING: find any non-white string, identifier preferred.
3346 * FIND_EVAL: find text useful for C program debugging
3347 *
3348 * There are three steps:
3349 * 1. Search forward for the start of an identifier/string. Doesn't move if
3350 * already on one.
3351 * 2. Search backward for the start of this identifier/string.
3352 * This doesn't match the real Vi but I like it a little better and it
3353 * shouldn't bother anyone.
3354 * 3. Search forward to the end of this identifier/string.
3355 * When FIND_IDENT isn't defined, we backup until a blank.
3356 *
3357 * Returns the length of the string, or zero if no string is found.
3358 * If a string is found, a pointer to the string is put in "*string". This
3359 * string is not always NUL terminated.
3360 */
3361 int
3362 find_ident_under_cursor(string, find_type)
3363 char_u **string;
3364 int find_type;
3365 {
3366 return find_ident_at_pos(curwin, curwin->w_cursor.lnum,
3367 curwin->w_cursor.col, string, find_type);
3368 }
3369
3370 /*
3371 * Like find_ident_under_cursor(), but for any window and any position.
3372 * However: Uses 'iskeyword' from the current window!.
3373 */
3374 int
3375 find_ident_at_pos(wp, lnum, startcol, string, find_type)
3376 win_T *wp;
3377 linenr_T lnum;
3378 colnr_T startcol;
3379 char_u **string;
3380 int find_type;
3381 {
3382 char_u *ptr;
3383 int col = 0; /* init to shut up GCC */
3384 int i;
3385 #ifdef FEAT_MBYTE
3386 int this_class = 0;
3387 int prev_class;
3388 int prevcol;
3389 #endif
3390 #if defined(FEAT_BEVAL)
3391 int bn = 0; /* bracket nesting */
3392 #endif
3393
3394 /*
3395 * if i == 0: try to find an identifier
3396 * if i == 1: try to find any non-white string
3397 */
3398 ptr = ml_get_buf(wp->w_buffer, lnum, FALSE);
3399 for (i = (find_type & FIND_IDENT) ? 0 : 1; i < 2; ++i)
3400 {
3401 /*
3402 * 1. skip to start of identifier/string
3403 */
3404 col = startcol;
3405 #ifdef FEAT_MBYTE
3406 if (has_mbyte)
3407 {
3408 while (ptr[col] != NUL)
3409 {
3410 # if defined(FEAT_BEVAL)
3411 /* Stop at a ']' to evaluate "a[x]". */
3412 if ((find_type & FIND_EVAL) && ptr[col] == ']')
3413 break;
3414 # endif
3415 this_class = mb_get_class(ptr + col);
3416 if (this_class != 0 && (i == 1 || this_class != 1))
3417 break;
3418 col += (*mb_ptr2len)(ptr + col);
3419 }
3420 }
3421 else
3422 #endif
3423 while (ptr[col] != NUL
3424 && (i == 0 ? !vim_iswordc(ptr[col]) : vim_iswhite(ptr[col]))
3425 # if defined(FEAT_BEVAL)
3426 && (!(find_type & FIND_EVAL) || ptr[col] != ']')
3427 # endif
3428 )
3429 ++col;
3430
3431 #if defined(FEAT_BEVAL)
3432 /* When starting on a ']' count it, so that we include the '['. */
3433 bn = ptr[col] == ']';
3434 #endif
3435
3436 /*
3437 * 2. Back up to start of identifier/string.
3438 */
3439 #ifdef FEAT_MBYTE
3440 if (has_mbyte)
3441 {
3442 /* Remember class of character under cursor. */
3443 # if defined(FEAT_BEVAL)
3444 if ((find_type & FIND_EVAL) && ptr[col] == ']')
3445 this_class = mb_get_class((char_u *)"a");
3446 else
3447 # endif
3448 this_class = mb_get_class(ptr + col);
3449 while (col > 0 && this_class != 0)
3450 {
3451 prevcol = col - 1 - (*mb_head_off)(ptr, ptr + col - 1);
3452 prev_class = mb_get_class(ptr + prevcol);
3453 if (this_class != prev_class
3454 && (i == 0
3455 || prev_class == 0
3456 || (find_type & FIND_IDENT))
3457 # if defined(FEAT_BEVAL)
3458 && (!(find_type & FIND_EVAL)
3459 || prevcol == 0
3460 || !find_is_eval_item(ptr + prevcol, &prevcol,
3461 &bn, BACKWARD))
3462 # endif
3463 )
3464 break;
3465 col = prevcol;
3466 }
3467
3468 /* If we don't want just any old string, or we've found an
3469 * identifier, stop searching. */
3470 if (this_class > 2)
3471 this_class = 2;
3472 if (!(find_type & FIND_STRING) || this_class == 2)
3473 break;
3474 }
3475 else
3476 #endif
3477 {
3478 while (col > 0
3479 && ((i == 0
3480 ? vim_iswordc(ptr[col - 1])
3481 : (!vim_iswhite(ptr[col - 1])
3482 && (!(find_type & FIND_IDENT)
3483 || !vim_iswordc(ptr[col - 1]))))
3484 #if defined(FEAT_BEVAL)
3485 || ((find_type & FIND_EVAL)
3486 && col > 1
3487 && find_is_eval_item(ptr + col - 1, &col,
3488 &bn, BACKWARD))
3489 #endif
3490 ))
3491 --col;
3492
3493 /* If we don't want just any old string, or we've found an
3494 * identifier, stop searching. */
3495 if (!(find_type & FIND_STRING) || vim_iswordc(ptr[col]))
3496 break;
3497 }
3498 }
3499
3500 if (ptr[col] == NUL || (i == 0 && (
3501 #ifdef FEAT_MBYTE
3502 has_mbyte ? this_class != 2 :
3503 #endif
3504 !vim_iswordc(ptr[col]))))
3505 {
3506 /*
3507 * didn't find an identifier or string
3508 */
3509 if (find_type & FIND_STRING)
3510 EMSG(_("E348: No string under cursor"));
3511 else
3512 EMSG(_("E349: No identifier under cursor"));
3513 return 0;
3514 }
3515 ptr += col;
3516 *string = ptr;
3517
3518 /*
3519 * 3. Find the end if the identifier/string.
3520 */
3521 #if defined(FEAT_BEVAL)
3522 bn = 0;
3523 startcol -= col;
3524 #endif
3525 col = 0;
3526 #ifdef FEAT_MBYTE
3527 if (has_mbyte)
3528 {
3529 /* Search for point of changing multibyte character class. */
3530 this_class = mb_get_class(ptr);
3531 while (ptr[col] != NUL
3532 && ((i == 0 ? mb_get_class(ptr + col) == this_class
3533 : mb_get_class(ptr + col) != 0)
3534 # if defined(FEAT_BEVAL)
3535 || ((find_type & FIND_EVAL)
3536 && col <= (int)startcol
3537 && find_is_eval_item(ptr + col, &col, &bn, FORWARD))
3538 # endif
3539 ))
3540 col += (*mb_ptr2len)(ptr + col);
3541 }
3542 else
3543 #endif
3544 while ((i == 0 ? vim_iswordc(ptr[col])
3545 : (ptr[col] != NUL && !vim_iswhite(ptr[col])))
3546 # if defined(FEAT_BEVAL)
3547 || ((find_type & FIND_EVAL)
3548 && col <= (int)startcol
3549 && find_is_eval_item(ptr + col, &col, &bn, FORWARD))
3550 # endif
3551 )
3552 {
3553 ++col;
3554 }
3555
3556 return col;
3557 }
3558
3559 /*
3560 * Prepare for redo of a normal command.
3561 */
3562 static void
3563 prep_redo_cmd(cap)
3564 cmdarg_T *cap;
3565 {
3566 prep_redo(cap->oap->regname, cap->count0,
3567 NUL, cap->cmdchar, NUL, NUL, cap->nchar);
3568 }
3569
3570 /*
3571 * Prepare for redo of any command.
3572 * Note that only the last argument can be a multi-byte char.
3573 */
3574 static void
3575 prep_redo(regname, num, cmd1, cmd2, cmd3, cmd4, cmd5)
3576 int regname;
3577 long num;
3578 int cmd1;
3579 int cmd2;
3580 int cmd3;
3581 int cmd4;
3582 int cmd5;
3583 {
3584 ResetRedobuff();
3585 if (regname != 0) /* yank from specified buffer */
3586 {
3587 AppendCharToRedobuff('"');
3588 AppendCharToRedobuff(regname);
3589 }
3590 if (num)
3591 AppendNumberToRedobuff(num);
3592
3593 if (cmd1 != NUL)
3594 AppendCharToRedobuff(cmd1);
3595 if (cmd2 != NUL)
3596 AppendCharToRedobuff(cmd2);
3597 if (cmd3 != NUL)
3598 AppendCharToRedobuff(cmd3);
3599 if (cmd4 != NUL)
3600 AppendCharToRedobuff(cmd4);
3601 if (cmd5 != NUL)
3602 AppendCharToRedobuff(cmd5);
3603 }
3604
3605 /*
3606 * check for operator active and clear it
3607 *
3608 * return TRUE if operator was active
3609 */
3610 static int
3611 checkclearop(oap)
3612 oparg_T *oap;
3613 {
3614 if (oap->op_type == OP_NOP)
3615 return FALSE;
3616 clearopbeep(oap);
3617 return TRUE;
3618 }
3619
3620 /*
3621 * Check for operator or Visual active. Clear active operator.
3622 *
3623 * Return TRUE if operator or Visual was active.
3624 */
3625 static int
3626 checkclearopq(oap)
3627 oparg_T *oap;
3628 {
3629 if (oap->op_type == OP_NOP
3630 #ifdef FEAT_VISUAL
3631 && !VIsual_active
3632 #endif
3633 )
3634 return FALSE;
3635 clearopbeep(oap);
3636 return TRUE;
3637 }
3638
3639 static void
3640 clearop(oap)
3641 oparg_T *oap;
3642 {
3643 oap->op_type = OP_NOP;
3644 oap->regname = 0;
3645 oap->motion_force = NUL;
3646 oap->use_reg_one = FALSE;
3647 }
3648
3649 static void
3650 clearopbeep(oap)
3651 oparg_T *oap;
3652 {
3653 clearop(oap);
3654 beep_flush();
3655 }
3656
3657 #ifdef FEAT_VISUAL
3658 /*
3659 * Remove the shift modifier from a special key.
3660 */
3661 static void
3662 unshift_special(cap)
3663 cmdarg_T *cap;
3664 {
3665 switch (cap->cmdchar)
3666 {
3667 case K_S_RIGHT: cap->cmdchar = K_RIGHT; break;
3668 case K_S_LEFT: cap->cmdchar = K_LEFT; break;
3669 case K_S_UP: cap->cmdchar = K_UP; break;
3670 case K_S_DOWN: cap->cmdchar = K_DOWN; break;
3671 case K_S_HOME: cap->cmdchar = K_HOME; break;
3672 case K_S_END: cap->cmdchar = K_END; break;
3673 }
3674 cap->cmdchar = simplify_key(cap->cmdchar, &mod_mask);
3675 }
3676 #endif
3677
3678 #if defined(FEAT_CMDL_INFO) || defined(PROTO)
3679 /*
3680 * Routines for displaying a partly typed command
3681 */
3682
3683 #ifdef FEAT_VISUAL /* need room for size of Visual area */
3684 # define SHOWCMD_BUFLEN SHOWCMD_COLS + 1 + 30
3685 #else
3686 # define SHOWCMD_BUFLEN SHOWCMD_COLS + 1
3687 #endif
3688 static char_u showcmd_buf[SHOWCMD_BUFLEN];
3689 static char_u old_showcmd_buf[SHOWCMD_BUFLEN]; /* For push_showcmd() */
3690 static int showcmd_is_clear = TRUE;
3691 static int showcmd_visual = FALSE;
3692
3693 static void display_showcmd __ARGS((void));
3694
3695 void
3696 clear_showcmd()
3697 {
3698 if (!p_sc)
3699 return;
3700
3701 #ifdef FEAT_VISUAL
3702 if (VIsual_active && !char_avail())
3703 {
3704 int i = lt(VIsual, curwin->w_cursor);
3705 long lines;
3706 colnr_T leftcol, rightcol;
3707 linenr_T top, bot;
3708
3709 /* Show the size of the Visual area. */
3710 if (i)
3711 {
3712 top = VIsual.lnum;
3713 bot = curwin->w_cursor.lnum;
3714 }
3715 else
3716 {
3717 top = curwin->w_cursor.lnum;
3718 bot = VIsual.lnum;
3719 }
3720 # ifdef FEAT_FOLDING
3721 /* Include closed folds as a whole. */
3722 hasFolding(top, &top, NULL);
3723 hasFolding(bot, NULL, &bot);
3724 # endif
3725 lines = bot - top + 1;
3726
3727 if (VIsual_mode == Ctrl_V)
3728 {
3729 getvcols(curwin, &curwin->w_cursor, &VIsual, &leftcol, &rightcol);
3730 sprintf((char *)showcmd_buf, "%ldx%ld", lines,
3731 (long)(rightcol - leftcol + 1));
3732 }
3733 else if (VIsual_mode == 'V' || VIsual.lnum != curwin->w_cursor.lnum)
3734 sprintf((char *)showcmd_buf, "%ld", lines);
3735 else
3736 sprintf((char *)showcmd_buf, "%ld", (long)(i
3737 ? curwin->w_cursor.col - VIsual.col
3738 : VIsual.col - curwin->w_cursor.col) + (*p_sel != 'e'));
3739 showcmd_buf[SHOWCMD_COLS] = NUL; /* truncate */
3740 showcmd_visual = TRUE;
3741 }
3742 else
3743 #endif
3744 {
3745 showcmd_buf[0] = NUL;
3746 showcmd_visual = FALSE;
3747
3748 /* Don't actually display something if there is nothing to clear. */
3749 if (showcmd_is_clear)
3750 return;
3751 }
3752
3753 display_showcmd();
3754 }
3755
3756 /*
3757 * Add 'c' to string of shown command chars.
3758 * Return TRUE if output has been written (and setcursor() has been called).
3759 */
3760 int
3761 add_to_showcmd(c)
3762 int c;
3763 {
3764 char_u *p;
3765 int old_len;
3766 int extra_len;
3767 int overflow;
3768 #if defined(FEAT_MOUSE)
3769 int i;
3770 static int ignore[] =
3771 {
3772 # ifdef FEAT_GUI
3773 K_VER_SCROLLBAR, K_HOR_SCROLLBAR,
3774 K_LEFTMOUSE_NM, K_LEFTRELEASE_NM,
3775 # endif
3776 K_IGNORE,
3777 K_LEFTMOUSE, K_LEFTDRAG, K_LEFTRELEASE,
3778 K_MIDDLEMOUSE, K_MIDDLEDRAG, K_MIDDLERELEASE,
3779 K_RIGHTMOUSE, K_RIGHTDRAG, K_RIGHTRELEASE,
3780 K_MOUSEDOWN, K_MOUSEUP,
3781 K_X1MOUSE, K_X1DRAG, K_X1RELEASE, K_X2MOUSE, K_X2DRAG, K_X2RELEASE,
3782 K_CURSORHOLD,
3783 0
3784 };
3785 #endif
3786
3787 if (!p_sc || msg_silent != 0)
3788 return FALSE;
3789
3790 if (showcmd_visual)
3791 {
3792 showcmd_buf[0] = NUL;
3793 showcmd_visual = FALSE;
3794 }
3795
3796 #if defined(FEAT_MOUSE)
3797 /* Ignore keys that are scrollbar updates and mouse clicks */
3798 if (IS_SPECIAL(c))
3799 for (i = 0; ignore[i] != 0; ++i)
3800 if (ignore[i] == c)
3801 return FALSE;
3802 #endif
3803
3804 p = transchar(c);
3805 old_len = (int)STRLEN(showcmd_buf);
3806 extra_len = (int)STRLEN(p);
3807 overflow = old_len + extra_len - SHOWCMD_COLS;
3808 if (overflow > 0)
3809 mch_memmove(showcmd_buf, showcmd_buf + overflow,
3810 old_len - overflow + 1);
3811 STRCAT(showcmd_buf, p);
3812
3813 if (char_avail())
3814 return FALSE;
3815
3816 display_showcmd();
3817
3818 return TRUE;
3819 }
3820
3821 void
3822 add_to_showcmd_c(c)
3823 int c;
3824 {
3825 if (!add_to_showcmd(c))
3826 setcursor();
3827 }
3828
3829 /*
3830 * Delete 'len' characters from the end of the shown command.
3831 */
3832 static void
3833 del_from_showcmd(len)
3834 int len;
3835 {
3836 int old_len;
3837
3838 if (!p_sc)
3839 return;
3840
3841 old_len = (int)STRLEN(showcmd_buf);
3842 if (len > old_len)
3843 len = old_len;
3844 showcmd_buf[old_len - len] = NUL;
3845
3846 if (!char_avail())
3847 display_showcmd();
3848 }
3849
3850 /*
3851 * push_showcmd() and pop_showcmd() are used when waiting for the user to type
3852 * something and there is a partial mapping.
3853 */
3854 void
3855 push_showcmd()
3856 {
3857 if (p_sc)
3858 STRCPY(old_showcmd_buf, showcmd_buf);
3859 }
3860
3861 void
3862 pop_showcmd()
3863 {
3864 if (!p_sc)
3865 return;
3866
3867 STRCPY(showcmd_buf, old_showcmd_buf);
3868
3869 display_showcmd();
3870 }
3871
3872 static void
3873 display_showcmd()
3874 {
3875 int len;
3876
3877 cursor_off();
3878
3879 len = (int)STRLEN(showcmd_buf);
3880 if (len == 0)
3881 showcmd_is_clear = TRUE;
3882 else
3883 {
3884 screen_puts(showcmd_buf, (int)Rows - 1, sc_col, 0);
3885 showcmd_is_clear = FALSE;
3886 }
3887
3888 /*
3889 * clear the rest of an old message by outputting up to SHOWCMD_COLS
3890 * spaces
3891 */
3892 screen_puts((char_u *)" " + len, (int)Rows - 1, sc_col + len, 0);
3893
3894 setcursor(); /* put cursor back where it belongs */
3895 }
3896 #endif
3897
3898 #ifdef FEAT_SCROLLBIND
3899 /*
3900 * When "check" is FALSE, prepare for commands that scroll the window.
3901 * When "check" is TRUE, take care of scroll-binding after the window has
3902 * scrolled. Called from normal_cmd() and edit().
3903 */
3904 void
3905 do_check_scrollbind(check)
3906 int check;
3907 {
3908 static win_T *old_curwin = NULL;
3909 static linenr_T old_topline = 0;
3910 #ifdef FEAT_DIFF
3911 static int old_topfill = 0;
3912 #endif
3913 static buf_T *old_buf = NULL;
3914 static colnr_T old_leftcol = 0;
3915
3916 if (check && curwin->w_p_scb)
3917 {
3918 /* If a ":syncbind" command was just used, don't scroll, only reset
3919 * the values. */
3920 if (did_syncbind)
3921 did_syncbind = FALSE;
3922 else if (curwin == old_curwin)
3923 {
3924 /*
3925 * Synchronize other windows, as necessary according to
3926 * 'scrollbind'. Don't do this after an ":edit" command, except
3927 * when 'diff' is set.
3928 */
3929 if ((curwin->w_buffer == old_buf
3930 #ifdef FEAT_DIFF
3931 || curwin->w_p_diff
3932 #endif
3933 )
3934 && (curwin->w_topline != old_topline
3935 #ifdef FEAT_DIFF
3936 || curwin->w_topfill != old_topfill
3937 #endif
3938 || curwin->w_leftcol != old_leftcol))
3939 {
3940 check_scrollbind(curwin->w_topline - old_topline,
3941 (long)(curwin->w_leftcol - old_leftcol));
3942 }
3943 }
3944 else if (vim_strchr(p_sbo, 'j')) /* jump flag set in 'scrollopt' */
3945 {
3946 /*
3947 * When switching between windows, make sure that the relative
3948 * vertical offset is valid for the new window. The relative
3949 * offset is invalid whenever another 'scrollbind' window has
3950 * scrolled to a point that would force the current window to
3951 * scroll past the beginning or end of its buffer. When the
3952 * resync is performed, some of the other 'scrollbind' windows may
3953 * need to jump so that the current window's relative position is
3954 * visible on-screen.
3955 */
3956 check_scrollbind(curwin->w_topline - curwin->w_scbind_pos, 0L);
3957 }
3958 curwin->w_scbind_pos = curwin->w_topline;
3959 }
3960
3961 old_curwin = curwin;
3962 old_topline = curwin->w_topline;
3963 #ifdef FEAT_DIFF
3964 old_topfill = curwin->w_topfill;
3965 #endif
3966 old_buf = curwin->w_buffer;
3967 old_leftcol = curwin->w_leftcol;
3968 }
3969
3970 /*
3971 * Synchronize any windows that have "scrollbind" set, based on the
3972 * number of rows by which the current window has changed
3973 * (1998-11-02 16:21:01 R. Edward Ralston <eralston@computer.org>)
3974 */
3975 void
3976 check_scrollbind(topline_diff, leftcol_diff)
3977 linenr_T topline_diff;
3978 long leftcol_diff;
3979 {
3980 int want_ver;
3981 int want_hor;
3982 win_T *old_curwin = curwin;
3983 buf_T *old_curbuf = curbuf;
3984 #ifdef FEAT_VISUAL
3985 int old_VIsual_select = VIsual_select;
3986 int old_VIsual_active = VIsual_active;
3987 #endif
3988 colnr_T tgt_leftcol = curwin->w_leftcol;
3989 long topline;
3990 long y;
3991
3992 /*
3993 * check 'scrollopt' string for vertical and horizontal scroll options
3994 */
3995 want_ver = (vim_strchr(p_sbo, 'v') && topline_diff != 0);
3996 #ifdef FEAT_DIFF
3997 want_ver |= old_curwin->w_p_diff;
3998 #endif
3999 want_hor = (vim_strchr(p_sbo, 'h') && (leftcol_diff || topline_diff != 0));
4000
4001 /*
4002 * loop through the scrollbound windows and scroll accordingly
4003 */
4004 #ifdef FEAT_VISUAL
4005 VIsual_select = VIsual_active = 0;
4006 #endif
4007 for (curwin = firstwin; curwin; curwin = curwin->w_next)
4008 {
4009 curbuf = curwin->w_buffer;
4010 /* skip original window and windows with 'noscrollbind' */
4011 if (curwin != old_curwin && curwin->w_p_scb)
4012 {
4013 /*
4014 * do the vertical scroll
4015 */
4016 if (want_ver)
4017 {
4018 #ifdef FEAT_DIFF
4019 if (old_curwin->w_p_diff && curwin->w_p_diff)
4020 {
4021 diff_set_topline(old_curwin, curwin);
4022 }
4023 else
4024 #endif
4025 {
4026 curwin->w_scbind_pos += topline_diff;
4027 topline = curwin->w_scbind_pos;
4028 if (topline > curbuf->b_ml.ml_line_count)
4029 topline = curbuf->b_ml.ml_line_count;
4030 if (topline < 1)
4031 topline = 1;
4032
4033 y = topline - curwin->w_topline;
4034 if (y > 0)
4035 scrollup(y, FALSE);
4036 else
4037 scrolldown(-y, FALSE);
4038 }
4039
4040 redraw_later(VALID);
4041 cursor_correct();
4042 #ifdef FEAT_WINDOWS
4043 curwin->w_redr_status = TRUE;
4044 #endif
4045 }
4046
4047 /*
4048 * do the horizontal scroll
4049 */
4050 if (want_hor && curwin->w_leftcol != tgt_leftcol)
4051 {
4052 curwin->w_leftcol = tgt_leftcol;
4053 leftcol_changed();
4054 }
4055 }
4056 }
4057
4058 /*
4059 * reset current-window
4060 */
4061 #ifdef FEAT_VISUAL
4062 VIsual_select = old_VIsual_select;
4063 VIsual_active = old_VIsual_active;
4064 #endif
4065 curwin = old_curwin;
4066 curbuf = old_curbuf;
4067 }
4068 #endif /* #ifdef FEAT_SCROLLBIND */
4069
4070 /*
4071 * Command character that's ignored.
4072 * Used for CTRL-Q and CTRL-S to avoid problems with terminals that use
4073 * xon/xoff
4074 */
4075 static void
4076 nv_ignore(cap)
4077 cmdarg_T *cap;
4078 {
4079 cap->retval |= CA_COMMAND_BUSY; /* don't call edit() now */
4080 }
4081
4082 /*
4083 * Command character that doesn't do anything, but unlike nv_ignore() does
4084 * start edit(). Used for "startinsert" executed while starting up.
4085 */
4086 /*ARGSUSED */
4087 static void
4088 nv_nop(cap)
4089 cmdarg_T *cap;
4090 {
4091 }
4092
4093 /*
4094 * Command character doesn't exist.
4095 */
4096 static void
4097 nv_error(cap)
4098 cmdarg_T *cap;
4099 {
4100 clearopbeep(cap->oap);
4101 }
4102
4103 /*
4104 * <Help> and <F1> commands.
4105 */
4106 static void
4107 nv_help(cap)
4108 cmdarg_T *cap;
4109 {
4110 if (!checkclearopq(cap->oap))
4111 ex_help(NULL);
4112 }
4113
4114 /*
4115 * CTRL-A and CTRL-X: Add or subtract from letter or number under cursor.
4116 */
4117 static void
4118 nv_addsub(cap)
4119 cmdarg_T *cap;
4120 {
4121 if (!checkclearopq(cap->oap)
4122 && do_addsub((int)cap->cmdchar, cap->count1) == OK)
4123 prep_redo_cmd(cap);
4124 }
4125
4126 /*
4127 * CTRL-F, CTRL-B, etc: Scroll page up or down.
4128 */
4129 static void
4130 nv_page(cap)
4131 cmdarg_T *cap;
4132 {
4133 if (!checkclearop(cap->oap))
4134 {
4135 #ifdef FEAT_WINDOWS
4136 if (mod_mask & MOD_MASK_CTRL)
4137 {
4138 /* <C-PageUp>: tab page back; <C-PageDown>: tab page forward */
4139 if (cap->arg == BACKWARD)
4140 goto_tabpage(-(int)cap->count1);
4141 else
4142 goto_tabpage((int)cap->count0);
4143 }
4144 else
4145 #endif
4146 (void)onepage(cap->arg, cap->count1);
4147 }
4148 }
4149
4150 /*
4151 * Implementation of "gd" and "gD" command.
4152 */
4153 static void
4154 nv_gd(oap, nchar, thisblock)
4155 oparg_T *oap;
4156 int nchar;
4157 int thisblock; /* 1 for "1gd" and "1gD" */
4158 {
4159 int len;
4160 char_u *ptr;
4161
4162 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0
4163 || find_decl(ptr, len, nchar == 'd', thisblock, 0) == FAIL)
4164 clearopbeep(oap);
4165 #ifdef FEAT_FOLDING
4166 else if ((fdo_flags & FDO_SEARCH) && KeyTyped && oap->op_type == OP_NOP)
4167 foldOpenCursor();
4168 #endif
4169 }
4170
4171 /*
4172 * Search for variable declaration of "ptr[len]".
4173 * When "locally" is TRUE in the current function ("gd"), otherwise in the
4174 * current file ("gD").
4175 * When "thisblock" is TRUE check the {} block scope.
4176 * Return FAIL when not found.
4177 */
4178 int
4179 find_decl(ptr, len, locally, thisblock, searchflags)
4180 char_u *ptr;
4181 int len;
4182 int locally;
4183 int thisblock;
4184 int searchflags; /* flags passed to searchit() */
4185 {
4186 char_u *pat;
4187 pos_T old_pos;
4188 pos_T par_pos;
4189 pos_T found_pos;
4190 int t;
4191 int save_p_ws;
4192 int save_p_scs;
4193 int retval = OK;
4194 int incll;
4195
4196 if ((pat = alloc(len + 7)) == NULL)
4197 return FAIL;
4198
4199 /* Put "\V" before the pattern to avoid that the special meaning of "."
4200 * and "~" causes trouble. */
4201 sprintf((char *)pat, vim_iswordp(ptr) ? "\\V\\<%.*s\\>" : "\\V%.*s",
4202 len, ptr);
4203 old_pos = curwin->w_cursor;
4204 save_p_ws = p_ws;
4205 save_p_scs = p_scs;
4206 p_ws = FALSE; /* don't wrap around end of file now */
4207 p_scs = FALSE; /* don't switch ignorecase off now */
4208
4209 /*
4210 * With "gD" go to line 1.
4211 * With "gd" Search back for the start of the current function, then go
4212 * back until a blank line. If this fails go to line 1.
4213 */
4214 if (!locally || !findpar(&incll, BACKWARD, 1L, '{', FALSE))
4215 {
4216 setpcmark(); /* Set in findpar() otherwise */
4217 curwin->w_cursor.lnum = 1;
4218 par_pos = curwin->w_cursor;
4219 }
4220 else
4221 {
4222 par_pos = curwin->w_cursor;
4223 while (curwin->w_cursor.lnum > 1 && *skipwhite(ml_get_curline()) != NUL)
4224 --curwin->w_cursor.lnum;
4225 }
4226 curwin->w_cursor.col = 0;
4227
4228 /* Search forward for the identifier, ignore comment lines. */
4229 clearpos(&found_pos);
4230 for (;;)
4231 {
4232 t = searchit(curwin, curbuf, &curwin->w_cursor, FORWARD,
4233 pat, 1L, searchflags, RE_LAST, (linenr_T)0, NULL);
4234 if (curwin->w_cursor.lnum >= old_pos.lnum)
4235 t = FAIL; /* match after start is failure too */
4236
4237 if (thisblock && t != FAIL)
4238 {
4239 pos_T *pos;
4240
4241 /* Check that the block the match is in doesn't end before the
4242 * position where we started the search from. */
4243 if ((pos = findmatchlimit(NULL, '}', FM_FORWARD,
4244 (int)(old_pos.lnum - curwin->w_cursor.lnum + 1))) != NULL
4245 && pos->lnum < old_pos.lnum)
4246 continue;
4247 }
4248
4249 if (t == FAIL)
4250 {
4251 /* If we previously found a valid position, use it. */
4252 if (found_pos.lnum != 0)
4253 {
4254 curwin->w_cursor = found_pos;
4255 t = OK;
4256 }
4257 break;
4258 }
4259 #ifdef FEAT_COMMENTS
4260 if (get_leader_len(ml_get_curline(), NULL, FALSE) > 0)
4261 {
4262 /* Ignore this line, continue at start of next line. */
4263 ++curwin->w_cursor.lnum;
4264 curwin->w_cursor.col = 0;
4265 continue;
4266 }
4267 #endif
4268 if (!locally) /* global search: use first match found */
4269 break;
4270 if (curwin->w_cursor.lnum >= par_pos.lnum)
4271 {
4272 /* If we previously found a valid position, use it. */
4273 if (found_pos.lnum != 0)
4274 curwin->w_cursor = found_pos;
4275 break;
4276 }
4277
4278 /* For finding a local variable and the match is before the "{" search
4279 * to find a later match. For K&R style function declarations this
4280 * skips the function header without types. */
4281 found_pos = curwin->w_cursor;
4282 }
4283
4284 if (t == FAIL)
4285 {
4286 retval = FAIL;
4287 curwin->w_cursor = old_pos;
4288 }
4289 else
4290 {
4291 curwin->w_set_curswant = TRUE;
4292 /* "n" searches forward now */
4293 reset_search_dir();
4294 }
4295
4296 vim_free(pat);
4297 p_ws = save_p_ws;
4298 p_scs = save_p_scs;
4299
4300 return retval;
4301 }
4302
4303 /*
4304 * Move 'dist' lines in direction 'dir', counting lines by *screen*
4305 * lines rather than lines in the file.
4306 * 'dist' must be positive.
4307 *
4308 * Return OK if able to move cursor, FAIL otherwise.
4309 */
4310 static int
4311 nv_screengo(oap, dir, dist)
4312 oparg_T *oap;
4313 int dir;
4314 long dist;
4315 {
4316 int linelen = linetabsize(ml_get_curline());
4317 int retval = OK;
4318 int atend = FALSE;
4319 int n;
4320 int col_off1; /* margin offset for first screen line */
4321 int col_off2; /* margin offset for wrapped screen line */
4322 int width1; /* text width for first screen line */
4323 int width2; /* test width for wrapped screen line */
4324
4325 oap->motion_type = MCHAR;
4326 oap->inclusive = FALSE;
4327
4328 col_off1 = curwin_col_off();
4329 col_off2 = col_off1 - curwin_col_off2();
4330 width1 = W_WIDTH(curwin) - col_off1;
4331 width2 = W_WIDTH(curwin) - col_off2;
4332
4333 #ifdef FEAT_VERTSPLIT
4334 if (curwin->w_width != 0)
4335 {
4336 #endif
4337 /*
4338 * Instead of sticking at the last character of the buffer line we
4339 * try to stick in the last column of the screen.
4340 */
4341 if (curwin->w_curswant == MAXCOL)
4342 {
4343 atend = TRUE;
4344 validate_virtcol();
4345 if (width1 <= 0)
4346 curwin->w_curswant = 0;
4347 else
4348 {
4349 curwin->w_curswant = width1 - 1;
4350 if (curwin->w_virtcol > curwin->w_curswant)
4351 curwin->w_curswant += ((curwin->w_virtcol
4352 - curwin->w_curswant - 1) / width2 + 1) * width2;
4353 }
4354 }
4355 else
4356 {
4357 if (linelen > width1)
4358 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1;
4359 else
4360 n = width1;
4361 if (curwin->w_curswant > (colnr_T)n + 1)
4362 curwin->w_curswant -= ((curwin->w_curswant - n) / width2 + 1)
4363 * width2;
4364 }
4365
4366 while (dist--)
4367 {
4368 if (dir == BACKWARD)
4369 {
4370 if ((long)curwin->w_curswant >= width2)
4371 /* move back within line */
4372 curwin->w_curswant -= width2;
4373 else
4374 {
4375 /* to previous line */
4376 if (curwin->w_cursor.lnum == 1)
4377 {
4378 retval = FAIL;
4379 break;
4380 }
4381 --curwin->w_cursor.lnum;
4382 #ifdef FEAT_FOLDING
4383 /* Move to the start of a closed fold. Don't do that when
4384 * 'foldopen' contains "all": it will open in a moment. */
4385 if (!(fdo_flags & FDO_ALL))
4386 (void)hasFolding(curwin->w_cursor.lnum,
4387 &curwin->w_cursor.lnum, NULL);
4388 #endif
4389 linelen = linetabsize(ml_get_curline());
4390 if (linelen > width1)
4391 curwin->w_curswant += (((linelen - width1 - 1) / width2)
4392 + 1) * width2;
4393 }
4394 }
4395 else /* dir == FORWARD */
4396 {
4397 if (linelen > width1)
4398 n = ((linelen - width1 - 1) / width2 + 1) * width2 + width1;
4399 else
4400 n = width1;
4401 if (curwin->w_curswant + width2 < (colnr_T)n)
4402 /* move forward within line */
4403 curwin->w_curswant += width2;
4404 else
4405 {
4406 /* to next line */
4407 #ifdef FEAT_FOLDING
4408 /* Move to the end of a closed fold. */
4409 (void)hasFolding(curwin->w_cursor.lnum, NULL,
4410 &curwin->w_cursor.lnum);
4411 #endif
4412 if (curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count)
4413 {
4414 retval = FAIL;
4415 break;
4416 }
4417 curwin->w_cursor.lnum++;
4418 curwin->w_curswant %= width2;
4419 }
4420 }
4421 }
4422 #ifdef FEAT_VERTSPLIT
4423 }
4424 #endif
4425
4426 coladvance(curwin->w_curswant);
4427
4428 #if defined(FEAT_LINEBREAK) || defined(FEAT_MBYTE)
4429 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap)
4430 {
4431 /*
4432 * Check for landing on a character that got split at the end of the
4433 * last line. We want to advance a screenline, not end up in the same
4434 * screenline or move two screenlines.
4435 */
4436 validate_virtcol();
4437 if (curwin->w_virtcol > curwin->w_curswant
4438 && (curwin->w_curswant < (colnr_T)width1
4439 ? (curwin->w_curswant > (colnr_T)width1 / 2)
4440 : ((curwin->w_curswant - width1) % width2
4441 > (colnr_T)width2 / 2)))
4442 --curwin->w_cursor.col;
4443 }
4444 #endif
4445
4446 if (atend)
4447 curwin->w_curswant = MAXCOL; /* stick in the last column */
4448
4449 return retval;
4450 }
4451
4452 #ifdef FEAT_MOUSE
4453 /*
4454 * Mouse scroll wheel: Default action is to scroll three lines, or one page
4455 * when Shift or Ctrl is used.
4456 * K_MOUSEUP (cap->arg == TRUE) or K_MOUSEDOWN (cap->arg == FALSE)
4457 */
4458 static void
4459 nv_mousescroll(cap)
4460 cmdarg_T *cap;
4461 {
4462 # if defined(FEAT_GUI) && defined(FEAT_WINDOWS)
4463 win_T *old_curwin = curwin;
4464
4465 /* Currently we only get the mouse coordinates in the GUI. */
4466 if (gui.in_use && mouse_row >= 0 && mouse_col >= 0)
4467 {
4468 int row, col;
4469
4470 row = mouse_row;
4471 col = mouse_col;
4472
4473 /* find the window at the pointer coordinates */
4474 curwin = mouse_find_win(&row, &col);
4475 curbuf = curwin->w_buffer;
4476 }
4477 # endif
4478
4479 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL))
4480 {
4481 (void)onepage(cap->arg ? FORWARD : BACKWARD, 1L);
4482 }
4483 else
4484 {
4485 cap->count1 = 3;
4486 cap->count0 = 3;
4487 nv_scroll_line(cap);
4488 }
4489
4490 # if defined(FEAT_GUI) && defined(FEAT_WINDOWS)
4491 curwin->w_redr_status = TRUE;
4492
4493 curwin = old_curwin;
4494 curbuf = curwin->w_buffer;
4495 # endif
4496 }
4497
4498 /*
4499 * Mouse clicks and drags.
4500 */
4501 static void
4502 nv_mouse(cap)
4503 cmdarg_T *cap;
4504 {
4505 (void)do_mouse(cap->oap, cap->cmdchar, BACKWARD, cap->count1, 0);
4506 }
4507 #endif
4508
4509 /*
4510 * Handle CTRL-E and CTRL-Y commands: scroll a line up or down.
4511 * cap->arg must be TRUE for CTRL-E.
4512 */
4513 static void
4514 nv_scroll_line(cap)
4515 cmdarg_T *cap;
4516 {
4517 if (!checkclearop(cap->oap))
4518 scroll_redraw(cap->arg, cap->count1);
4519 }
4520
4521 /*
4522 * Scroll "count" lines up or down, and redraw.
4523 */
4524 void
4525 scroll_redraw(up, count)
4526 int up;
4527 long count;
4528 {
4529 linenr_T prev_topline = curwin->w_topline;
4530 #ifdef FEAT_DIFF
4531 int prev_topfill = curwin->w_topfill;
4532 #endif
4533 linenr_T prev_lnum = curwin->w_cursor.lnum;
4534
4535 if (up)
4536 scrollup(count, TRUE);
4537 else
4538 scrolldown(count, TRUE);
4539 if (p_so)
4540 {
4541 /* Adjust the cursor position for 'scrolloff'. Mark w_topline as
4542 * valid, otherwise the screen jumps back at the end of the file. */
4543 cursor_correct();
4544 check_cursor_moved(curwin);
4545 curwin->w_valid |= VALID_TOPLINE;
4546
4547 /* If moved back to where we were, at least move the cursor, otherwise
4548 * we get stuck at one position. Don't move the cursor up if the
4549 * first line of the buffer is already on the screen */
4550 while (curwin->w_topline == prev_topline
4551 #ifdef FEAT_DIFF
4552 && curwin->w_topfill == prev_topfill
4553 #endif
4554 )
4555 {
4556 if (up)
4557 {
4558 if (curwin->w_cursor.lnum > prev_lnum
4559 || cursor_down(1L, FALSE) == FAIL)
4560 break;
4561 }
4562 else
4563 {
4564 if (curwin->w_cursor.lnum < prev_lnum
4565 || prev_topline == 1L
4566 || cursor_up(1L, FALSE) == FAIL)
4567 break;
4568 }
4569 /* Mark w_topline as valid, otherwise the screen jumps back at the
4570 * end of the file. */
4571 check_cursor_moved(curwin);
4572 curwin->w_valid |= VALID_TOPLINE;
4573 }
4574 }
4575 if (curwin->w_cursor.lnum != prev_lnum)
4576 coladvance(curwin->w_curswant);
4577 redraw_later(VALID);
4578 }
4579
4580 /*
4581 * Commands that start with "z".
4582 */
4583 static void
4584 nv_zet(cap)
4585 cmdarg_T *cap;
4586 {
4587 long n;
4588 colnr_T col;
4589 int nchar = cap->nchar;
4590 #ifdef FEAT_FOLDING
4591 long old_fdl = curwin->w_p_fdl;
4592 int old_fen = curwin->w_p_fen;
4593 #endif
4594 #ifdef FEAT_SPELL
4595 int undo = FALSE;
4596 #endif
4597
4598 if (VIM_ISDIGIT(nchar))
4599 {
4600 /*
4601 * "z123{nchar}": edit the count before obtaining {nchar}
4602 */
4603 if (checkclearop(cap->oap))
4604 return;
4605 n = nchar - '0';
4606 for (;;)
4607 {
4608 #ifdef USE_ON_FLY_SCROLL
4609 dont_scroll = TRUE; /* disallow scrolling here */
4610 #endif
4611 ++no_mapping;
4612 ++allow_keys; /* no mapping for nchar, but allow key codes */
4613 nchar = plain_vgetc();
4614 #ifdef FEAT_LANGMAP
4615 LANGMAP_ADJUST(nchar, TRUE);
4616 #endif
4617 --no_mapping;
4618 --allow_keys;
4619 #ifdef FEAT_CMDL_INFO
4620 (void)add_to_showcmd(nchar);
4621 #endif
4622 if (nchar == K_DEL || nchar == K_KDEL)
4623 n /= 10;
4624 else if (VIM_ISDIGIT(nchar))
4625 n = n * 10 + (nchar - '0');
4626 else if (nchar == CAR)
4627 {
4628 #ifdef FEAT_GUI
4629 need_mouse_correct = TRUE;
4630 #endif
4631 win_setheight((int)n);
4632 break;
4633 }
4634 else if (nchar == 'l'
4635 || nchar == 'h'
4636 || nchar == K_LEFT
4637 || nchar == K_RIGHT)
4638 {
4639 cap->count1 = n ? n * cap->count1 : cap->count1;
4640 goto dozet;
4641 }
4642 else
4643 {
4644 clearopbeep(cap->oap);
4645 break;
4646 }
4647 }
4648 cap->oap->op_type = OP_NOP;
4649 return;
4650 }
4651
4652 dozet:
4653 if (
4654 #ifdef FEAT_FOLDING
4655 /* "zf" and "zF" are always an operator, "zd", "zo", "zO", "zc"
4656 * and "zC" only in Visual mode. "zj" and "zk" are motion
4657 * commands. */
4658 cap->nchar != 'f' && cap->nchar != 'F'
4659 && !(VIsual_active && vim_strchr((char_u *)"dcCoO", cap->nchar))
4660 && cap->nchar != 'j' && cap->nchar != 'k'
4661 &&
4662 #endif
4663 checkclearop(cap->oap))
4664 return;
4665
4666 /*
4667 * For "z+", "z<CR>", "zt", "z.", "zz", "z^", "z-", "zb":
4668 * If line number given, set cursor.
4669 */
4670 if ((vim_strchr((char_u *)"+\r\nt.z^-b", nchar) != NULL)
4671 && cap->count0
4672 && cap->count0 != curwin->w_cursor.lnum)
4673 {
4674 setpcmark();
4675 if (cap->count0 > curbuf->b_ml.ml_line_count)
4676 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
4677 else
4678 curwin->w_cursor.lnum = cap->count0;
4679 check_cursor_col();
4680 }
4681
4682 switch (nchar)
4683 {
4684 /* "z+", "z<CR>" and "zt": put cursor at top of screen */
4685 case '+':
4686 if (cap->count0 == 0)
4687 {
4688 /* No count given: put cursor at the line below screen */
4689 validate_botline(); /* make sure w_botline is valid */
4690 if (curwin->w_botline > curbuf->b_ml.ml_line_count)
4691 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
4692 else
4693 curwin->w_cursor.lnum = curwin->w_botline;
4694 }
4695 /* FALLTHROUGH */
4696 case NL:
4697 case CAR:
4698 case K_KENTER:
4699 beginline(BL_WHITE | BL_FIX);
4700 /* FALLTHROUGH */
4701
4702 case 't': scroll_cursor_top(0, TRUE);
4703 redraw_later(VALID);
4704 break;
4705
4706 /* "z." and "zz": put cursor in middle of screen */
4707 case '.': beginline(BL_WHITE | BL_FIX);
4708 /* FALLTHROUGH */
4709
4710 case 'z': scroll_cursor_halfway(TRUE);
4711 redraw_later(VALID);
4712 break;
4713
4714 /* "z^", "z-" and "zb": put cursor at bottom of screen */
4715 case '^': /* Strange Vi behavior: <count>z^ finds line at top of window
4716 * when <count> is at bottom of window, and puts that one at
4717 * bottom of window. */
4718 if (cap->count0 != 0)
4719 {
4720 scroll_cursor_bot(0, TRUE);
4721 curwin->w_cursor.lnum = curwin->w_topline;
4722 }
4723 else if (curwin->w_topline == 1)
4724 curwin->w_cursor.lnum = 1;
4725 else
4726 curwin->w_cursor.lnum = curwin->w_topline - 1;
4727 /* FALLTHROUGH */
4728 case '-':
4729 beginline(BL_WHITE | BL_FIX);
4730 /* FALLTHROUGH */
4731
4732 case 'b': scroll_cursor_bot(0, TRUE);
4733 redraw_later(VALID);
4734 break;
4735
4736 /* "zH" - scroll screen right half-page */
4737 case 'H':
4738 cap->count1 *= W_WIDTH(curwin) / 2;
4739 /* FALLTHROUGH */
4740
4741 /* "zh" - scroll screen to the right */
4742 case 'h':
4743 case K_LEFT:
4744 if (!curwin->w_p_wrap)
4745 {
4746 if ((colnr_T)cap->count1 > curwin->w_leftcol)
4747 curwin->w_leftcol = 0;
4748 else
4749 curwin->w_leftcol -= (colnr_T)cap->count1;
4750 leftcol_changed();
4751 }
4752 break;
4753
4754 /* "zL" - scroll screen left half-page */
4755 case 'L': cap->count1 *= W_WIDTH(curwin) / 2;
4756 /* FALLTHROUGH */
4757
4758 /* "zl" - scroll screen to the left */
4759 case 'l':
4760 case K_RIGHT:
4761 if (!curwin->w_p_wrap)
4762 {
4763 /* scroll the window left */
4764 curwin->w_leftcol += (colnr_T)cap->count1;
4765 leftcol_changed();
4766 }
4767 break;
4768
4769 /* "zs" - scroll screen, cursor at the start */
4770 case 's': if (!curwin->w_p_wrap)
4771 {
4772 #ifdef FEAT_FOLDING
4773 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL))
4774 col = 0; /* like the cursor is in col 0 */
4775 else
4776 #endif
4777 getvcol(curwin, &curwin->w_cursor, &col, NULL, NULL);
4778 if ((long)col > p_siso)
4779 col -= p_siso;
4780 else
4781 col = 0;
4782 if (curwin->w_leftcol != col)
4783 {
4784 curwin->w_leftcol = col;
4785 redraw_later(NOT_VALID);
4786 }
4787 }
4788 break;
4789
4790 /* "ze" - scroll screen, cursor at the end */
4791 case 'e': if (!curwin->w_p_wrap)
4792 {
4793 #ifdef FEAT_FOLDING
4794 if (hasFolding(curwin->w_cursor.lnum, NULL, NULL))
4795 col = 0; /* like the cursor is in col 0 */
4796 else
4797 #endif
4798 getvcol(curwin, &curwin->w_cursor, NULL, NULL, &col);
4799 n = W_WIDTH(curwin) - curwin_col_off();
4800 if ((long)col + p_siso < n)
4801 col = 0;
4802 else
4803 col = col + p_siso - n + 1;
4804 if (curwin->w_leftcol != col)
4805 {
4806 curwin->w_leftcol = col;
4807 redraw_later(NOT_VALID);
4808 }
4809 }
4810 break;
4811
4812 #ifdef FEAT_FOLDING
4813 /* "zF": create fold command */
4814 /* "zf": create fold operator */
4815 case 'F':
4816 case 'f': if (foldManualAllowed(TRUE))
4817 {
4818 cap->nchar = 'f';
4819 nv_operator(cap);
4820 curwin->w_p_fen = TRUE;
4821
4822 /* "zF" is like "zfzf" */
4823 if (nchar == 'F' && cap->oap->op_type == OP_FOLD)
4824 {
4825 nv_operator(cap);
4826 finish_op = TRUE;
4827 }
4828 }
4829 else
4830 clearopbeep(cap->oap);
4831 break;
4832
4833 /* "zd": delete fold at cursor */
4834 /* "zD": delete fold at cursor recursively */
4835 case 'd':
4836 case 'D': if (foldManualAllowed(FALSE))
4837 {
4838 if (VIsual_active)
4839 nv_operator(cap);
4840 else
4841 deleteFold(curwin->w_cursor.lnum,
4842 curwin->w_cursor.lnum, nchar == 'D', FALSE);
4843 }
4844 break;
4845
4846 /* "zE": erease all folds */
4847 case 'E': if (foldmethodIsManual(curwin))
4848 {
4849 clearFolding(curwin);
4850 changed_window_setting();
4851 }
4852 else if (foldmethodIsMarker(curwin))
4853 deleteFold((linenr_T)1, curbuf->b_ml.ml_line_count,
4854 TRUE, FALSE);
4855 else
4856 EMSG(_("E352: Cannot erase folds with current 'foldmethod'"));
4857 break;
4858
4859 /* "zn": fold none: reset 'foldenable' */
4860 case 'n': curwin->w_p_fen = FALSE;
4861 break;
4862
4863 /* "zN": fold Normal: set 'foldenable' */
4864 case 'N': curwin->w_p_fen = TRUE;
4865 break;
4866
4867 /* "zi": invert folding: toggle 'foldenable' */
4868 case 'i': curwin->w_p_fen = !curwin->w_p_fen;
4869 break;
4870
4871 /* "za": open closed fold or close open fold at cursor */
4872 case 'a': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL))
4873 openFold(curwin->w_cursor.lnum, cap->count1);
4874 else
4875 {
4876 closeFold(curwin->w_cursor.lnum, cap->count1);
4877 curwin->w_p_fen = TRUE;
4878 }
4879 break;
4880
4881 /* "zA": open fold at cursor recursively */
4882 case 'A': if (hasFolding(curwin->w_cursor.lnum, NULL, NULL))
4883 openFoldRecurse(curwin->w_cursor.lnum);
4884 else
4885 {
4886 closeFoldRecurse(curwin->w_cursor.lnum);
4887 curwin->w_p_fen = TRUE;
4888 }
4889 break;
4890
4891 /* "zo": open fold at cursor or Visual area */
4892 case 'o': if (VIsual_active)
4893 nv_operator(cap);
4894 else
4895 openFold(curwin->w_cursor.lnum, cap->count1);
4896 break;
4897
4898 /* "zO": open fold recursively */
4899 case 'O': if (VIsual_active)
4900 nv_operator(cap);
4901 else
4902 openFoldRecurse(curwin->w_cursor.lnum);
4903 break;
4904
4905 /* "zc": close fold at cursor or Visual area */
4906 case 'c': if (VIsual_active)
4907 nv_operator(cap);
4908 else
4909 closeFold(curwin->w_cursor.lnum, cap->count1);
4910 curwin->w_p_fen = TRUE;
4911 break;
4912
4913 /* "zC": close fold recursively */
4914 case 'C': if (VIsual_active)
4915 nv_operator(cap);
4916 else
4917 closeFoldRecurse(curwin->w_cursor.lnum);
4918 curwin->w_p_fen = TRUE;
4919 break;
4920
4921 /* "zv": open folds at the cursor */
4922 case 'v': foldOpenCursor();
4923 break;
4924
4925 /* "zx": re-apply 'foldlevel' and open folds at the cursor */
4926 case 'x': curwin->w_p_fen = TRUE;
4927 newFoldLevel(); /* update right now */
4928 foldOpenCursor();
4929 break;
4930
4931 /* "zX": undo manual opens/closes, re-apply 'foldlevel' */
4932 case 'X': curwin->w_p_fen = TRUE;
4933 old_fdl = -1; /* force an update */
4934 break;
4935
4936 /* "zm": fold more */
4937 case 'm': if (curwin->w_p_fdl > 0)
4938 --curwin->w_p_fdl;
4939 old_fdl = -1; /* force an update */
4940 curwin->w_p_fen = TRUE;
4941 break;
4942
4943 /* "zM": close all folds */
4944 case 'M': curwin->w_p_fdl = 0;
4945 old_fdl = -1; /* force an update */
4946 curwin->w_p_fen = TRUE;
4947 break;
4948
4949 /* "zr": reduce folding */
4950 case 'r': ++curwin->w_p_fdl;
4951 break;
4952
4953 /* "zR": open all folds */
4954 case 'R': curwin->w_p_fdl = getDeepestNesting();
4955 old_fdl = -1; /* force an update */
4956 break;
4957
4958 case 'j': /* "zj" move to next fold downwards */
4959 case 'k': /* "zk" move to next fold upwards */
4960 if (foldMoveTo(TRUE, nchar == 'j' ? FORWARD : BACKWARD,
4961 cap->count1) == FAIL)
4962 clearopbeep(cap->oap);
4963 break;
4964
4965 #endif /* FEAT_FOLDING */
4966
4967 #ifdef FEAT_SPELL
4968 case 'u': /* "zug" and "zuw": undo "zg" and "zw" */
4969 ++no_mapping;
4970 ++allow_keys; /* no mapping for nchar, but allow key codes */
4971 nchar = plain_vgetc();
4972 #ifdef FEAT_LANGMAP
4973 LANGMAP_ADJUST(nchar, TRUE);
4974 #endif
4975 --no_mapping;
4976 --allow_keys;
4977 #ifdef FEAT_CMDL_INFO
4978 (void)add_to_showcmd(nchar);
4979 #endif
4980 if (vim_strchr((char_u *)"gGwW", nchar) == NULL)
4981 {
4982 clearopbeep(cap->oap);
4983 break;
4984 }
4985 undo = TRUE;
4986 /*FALLTHROUGH*/
4987
4988 case 'g': /* "zg": add good word to word list */
4989 case 'w': /* "zw": add wrong word to word list */
4990 case 'G': /* "zG": add good word to temp word list */
4991 case 'W': /* "zW": add wrong word to temp word list */
4992 {
4993 char_u *ptr = NULL;
4994 int len;
4995
4996 if (checkclearop(cap->oap))
4997 break;
4998 # ifdef FEAT_VISUAL
4999 if (VIsual_active && get_visual_text(cap, &ptr, &len)
5000 == FAIL)
5001 return;
5002 # endif
5003 if (ptr == NULL)
5004 {
5005 pos_T pos = curwin->w_cursor;
5006
5007 /* Find bad word under the cursor. */
5008 len = spell_move_to(curwin, FORWARD, TRUE, TRUE, NULL);
5009 if (len != 0 && curwin->w_cursor.col <= pos.col)
5010 ptr = ml_get_pos(&curwin->w_cursor);
5011 curwin->w_cursor = pos;
5012 }
5013
5014 if (ptr == NULL && (len = find_ident_under_cursor(&ptr,
5015 FIND_IDENT)) == 0)
5016 return;
5017 spell_add_word(ptr, len, nchar == 'w' || nchar == 'W',
5018 (nchar == 'G' || nchar == 'W')
5019 ? 0 : (int)cap->count1,
5020 undo);
5021 }
5022 break;
5023
5024 case '=': /* "z=": suggestions for a badly spelled word */
5025 if (!checkclearop(cap->oap))
5026 spell_suggest((int)cap->count0);
5027 break;
5028 #endif
5029
5030 default: clearopbeep(cap->oap);
5031 }
5032
5033 #ifdef FEAT_FOLDING
5034 /* Redraw when 'foldenable' changed */
5035 if (old_fen != curwin->w_p_fen)
5036 {
5037 # ifdef FEAT_DIFF
5038 win_T *wp;
5039
5040 if (foldmethodIsDiff(curwin) && curwin->w_p_scb)
5041 {
5042 /* Adjust 'foldenable' in diff-synced windows. */
5043 FOR_ALL_WINDOWS(wp)
5044 {
5045 if (wp != curwin && foldmethodIsDiff(wp) && wp->w_p_scb)
5046 {
5047 wp->w_p_fen = curwin->w_p_fen;
5048 changed_window_setting_win(wp);
5049 }
5050 }
5051 }
5052 # endif
5053 changed_window_setting();
5054 }
5055
5056 /* Redraw when 'foldlevel' changed. */
5057 if (old_fdl != curwin->w_p_fdl)
5058 newFoldLevel();
5059 #endif
5060 }
5061
5062 #ifdef FEAT_GUI
5063 /*
5064 * Vertical scrollbar movement.
5065 */
5066 static void
5067 nv_ver_scrollbar(cap)
5068 cmdarg_T *cap;
5069 {
5070 if (cap->oap->op_type != OP_NOP)
5071 clearopbeep(cap->oap);
5072
5073 /* Even if an operator was pending, we still want to scroll */
5074 gui_do_scroll();
5075 }
5076
5077 /*
5078 * Horizontal scrollbar movement.
5079 */
5080 static void
5081 nv_hor_scrollbar(cap)
5082 cmdarg_T *cap;
5083 {
5084 if (cap->oap->op_type != OP_NOP)
5085 clearopbeep(cap->oap);
5086
5087 /* Even if an operator was pending, we still want to scroll */
5088 gui_do_horiz_scroll();
5089 }
5090 #endif
5091
5092 #if defined(FEAT_GUI_TABLINE) || defined(PROTO)
5093 /*
5094 * Click in GUI tab.
5095 */
5096 static void
5097 nv_tabline(cap)
5098 cmdarg_T *cap;
5099 {
5100 if (cap->oap->op_type != OP_NOP)
5101 clearopbeep(cap->oap);
5102
5103 /* Even if an operator was pending, we still want to jump tabs. */
5104 goto_tabpage(current_tab);
5105 }
5106
5107 /*
5108 * Selected item in tab line menu.
5109 */
5110 static void
5111 nv_tabmenu(cap)
5112 cmdarg_T *cap;
5113 {
5114 if (cap->oap->op_type != OP_NOP)
5115 clearopbeep(cap->oap);
5116
5117 /* Even if an operator was pending, we still want to jump tabs. */
5118 handle_tabmenu();
5119 }
5120
5121 /*
5122 * Handle selecting an item of the GUI tab line menu.
5123 * Used in Normal and Insert mode.
5124 */
5125 void
5126 handle_tabmenu()
5127 {
5128 switch (current_tabmenu)
5129 {
5130 case TABLINE_MENU_CLOSE:
5131 if (current_tab == 0)
5132 do_cmdline_cmd((char_u *)"tabclose");
5133 else
5134 {
5135 vim_snprintf((char *)IObuff, IOSIZE, "tabclose %d",
5136 current_tab);
5137 do_cmdline_cmd(IObuff);
5138 }
5139 break;
5140
5141 case TABLINE_MENU_NEW:
5142 vim_snprintf((char *)IObuff, IOSIZE, "%dtabnew",
5143 current_tab > 0 ? current_tab - 1 : 999);
5144 do_cmdline_cmd(IObuff);
5145 break;
5146
5147 case TABLINE_MENU_OPEN:
5148 vim_snprintf((char *)IObuff, IOSIZE, "browse %dtabnew",
5149 current_tab > 0 ? current_tab - 1 : 999);
5150 do_cmdline_cmd(IObuff);
5151 break;
5152 }
5153 }
5154 #endif
5155
5156 /*
5157 * "Q" command.
5158 */
5159 static void
5160 nv_exmode(cap)
5161 cmdarg_T *cap;
5162 {
5163 /*
5164 * Ignore 'Q' in Visual mode, just give a beep.
5165 */
5166 #ifdef FEAT_VISUAL
5167 if (VIsual_active)
5168 vim_beep();
5169 else
5170 #endif
5171 if (!checkclearop(cap->oap))
5172 do_exmode(FALSE);
5173 }
5174
5175 /*
5176 * Handle a ":" command.
5177 */
5178 static void
5179 nv_colon(cap)
5180 cmdarg_T *cap;
5181 {
5182 int old_p_im;
5183
5184 #ifdef FEAT_VISUAL
5185 if (VIsual_active)
5186 nv_operator(cap);
5187 else
5188 #endif
5189 {
5190 if (cap->oap->op_type != OP_NOP)
5191 {
5192 /* Using ":" as a movement is characterwise exclusive. */
5193 cap->oap->motion_type = MCHAR;
5194 cap->oap->inclusive = FALSE;
5195 }
5196 else if (cap->count0)
5197 {
5198 /* translate "count:" into ":.,.+(count - 1)" */
5199 stuffcharReadbuff('.');
5200 if (cap->count0 > 1)
5201 {
5202 stuffReadbuff((char_u *)",.+");
5203 stuffnumReadbuff((long)cap->count0 - 1L);
5204 }
5205 }
5206
5207 /* When typing, don't type below an old message */
5208 if (KeyTyped)
5209 compute_cmdrow();
5210
5211 old_p_im = p_im;
5212
5213 /* get a command line and execute it */
5214 do_cmdline(NULL, getexline, NULL,
5215 cap->oap->op_type != OP_NOP ? DOCMD_KEEPLINE : 0);
5216
5217 /* If 'insertmode' changed, enter or exit Insert mode */
5218 if (p_im != old_p_im)
5219 {
5220 if (p_im)
5221 restart_edit = 'i';
5222 else
5223 restart_edit = 0;
5224 }
5225
5226 /* The start of the operator may have become invalid by the Ex
5227 * command. */
5228 if (cap->oap->op_type != OP_NOP
5229 && (cap->oap->start.lnum > curbuf->b_ml.ml_line_count
5230 || cap->oap->start.col >
5231 STRLEN(ml_get(cap->oap->start.lnum))))
5232 clearopbeep(cap->oap);
5233 }
5234 }
5235
5236 /*
5237 * Handle CTRL-G command.
5238 */
5239 static void
5240 nv_ctrlg(cap)
5241 cmdarg_T *cap;
5242 {
5243 #ifdef FEAT_VISUAL
5244 if (VIsual_active) /* toggle Selection/Visual mode */
5245 {
5246 VIsual_select = !VIsual_select;
5247 showmode();
5248 }
5249 else
5250 #endif
5251 if (!checkclearop(cap->oap))
5252 /* print full name if count given or :cd used */
5253 fileinfo((int)cap->count0, FALSE, TRUE);
5254 }
5255
5256 /*
5257 * Handle CTRL-H <Backspace> command.
5258 */
5259 static void
5260 nv_ctrlh(cap)
5261 cmdarg_T *cap;
5262 {
5263 #ifdef FEAT_VISUAL
5264 if (VIsual_active && VIsual_select)
5265 {
5266 cap->cmdchar = 'x'; /* BS key behaves like 'x' in Select mode */
5267 v_visop(cap);
5268 }
5269 else
5270 #endif
5271 nv_left(cap);
5272 }
5273
5274 /*
5275 * CTRL-L: clear screen and redraw.
5276 */
5277 static void
5278 nv_clear(cap)
5279 cmdarg_T *cap;
5280 {
5281 if (!checkclearop(cap->oap))
5282 {
5283 #if defined(__BEOS__) && !USE_THREAD_FOR_INPUT_WITH_TIMEOUT
5284 /*
5285 * Right now, the BeBox doesn't seem to have an easy way to detect
5286 * window resizing, so we cheat and make the user detect it
5287 * manually with CTRL-L instead
5288 */
5289 ui_get_shellsize();
5290 #endif
5291 #ifdef FEAT_SYN_HL
5292 /* Clear all syntax states to force resyncing. */
5293 syn_stack_free_all(curbuf);
5294 #endif
5295 redraw_later(CLEAR);
5296 }
5297 }
5298
5299 /*
5300 * CTRL-O: In Select mode: switch to Visual mode for one command.
5301 * Otherwise: Go to older pcmark.
5302 */
5303 static void
5304 nv_ctrlo(cap)
5305 cmdarg_T *cap;
5306 {
5307 #ifdef FEAT_VISUAL
5308 if (VIsual_active && VIsual_select)
5309 {
5310 VIsual_select = FALSE;
5311 showmode();
5312 restart_VIsual_select = 2; /* restart Select mode later */
5313 }
5314 else
5315 #endif
5316 {
5317 cap->count1 = -cap->count1;
5318 nv_pcmark(cap);
5319 }
5320 }
5321
5322 /*
5323 * CTRL-^ command, short for ":e #"
5324 */
5325 static void
5326 nv_hat(cap)
5327 cmdarg_T *cap;
5328 {
5329 if (!checkclearopq(cap->oap))
5330 (void)buflist_getfile((int)cap->count0, (linenr_T)0,
5331 GETF_SETMARK|GETF_ALT, FALSE);
5332 }
5333
5334 /*
5335 * "Z" commands.
5336 */
5337 static void
5338 nv_Zet(cap)
5339 cmdarg_T *cap;
5340 {
5341 if (!checkclearopq(cap->oap))
5342 {
5343 switch (cap->nchar)
5344 {
5345 /* "ZZ": equivalent to ":x". */
5346 case 'Z': do_cmdline_cmd((char_u *)"x");
5347 break;
5348
5349 /* "ZQ": equivalent to ":q!" (Elvis compatible). */
5350 case 'Q': do_cmdline_cmd((char_u *)"q!");
5351 break;
5352
5353 default: clearopbeep(cap->oap);
5354 }
5355 }
5356 }
5357
5358 #if defined(FEAT_WINDOWS) || defined(PROTO)
5359 /*
5360 * Call nv_ident() as if "c1" was used, with "c2" as next character.
5361 */
5362 void
5363 do_nv_ident(c1, c2)
5364 int c1;
5365 int c2;
5366 {
5367 oparg_T oa;
5368 cmdarg_T ca;
5369
5370 clear_oparg(&oa);
5371 vim_memset(&ca, 0, sizeof(ca));
5372 ca.oap = &oa;
5373 ca.cmdchar = c1;
5374 ca.nchar = c2;
5375 nv_ident(&ca);
5376 }
5377 #endif
5378
5379 /*
5380 * Handle the commands that use the word under the cursor.
5381 * [g] CTRL-] :ta to current identifier
5382 * [g] 'K' run program for current identifier
5383 * [g] '*' / to current identifier or string
5384 * [g] '#' ? to current identifier or string
5385 * g ']' :tselect for current identifier
5386 */
5387 static void
5388 nv_ident(cap)
5389 cmdarg_T *cap;
5390 {
5391 char_u *ptr = NULL;
5392 char_u *buf;
5393 char_u *p;
5394 char_u *kp; /* value of 'keywordprg' */
5395 int kp_help; /* 'keywordprg' is ":help" */
5396 int n = 0; /* init for GCC */
5397 int cmdchar;
5398 int g_cmd; /* "g" command */
5399 char_u *aux_ptr;
5400 int isman;
5401 int isman_s;
5402
5403 if (cap->cmdchar == 'g') /* "g*", "g#", "g]" and "gCTRL-]" */
5404 {
5405 cmdchar = cap->nchar;
5406 g_cmd = TRUE;
5407 }
5408 else
5409 {
5410 cmdchar = cap->cmdchar;
5411 g_cmd = FALSE;
5412 }
5413
5414 if (cmdchar == POUND) /* the pound sign, '#' for English keyboards */
5415 cmdchar = '#';
5416
5417 /*
5418 * The "]", "CTRL-]" and "K" commands accept an argument in Visual mode.
5419 */
5420 if (cmdchar == ']' || cmdchar == Ctrl_RSB || cmdchar == 'K')
5421 {
5422 #ifdef FEAT_VISUAL
5423 if (VIsual_active && get_visual_text(cap, &ptr, &n) == FAIL)
5424 return;
5425 #endif
5426 if (checkclearopq(cap->oap))
5427 return;
5428 }
5429
5430 if (ptr == NULL && (n = find_ident_under_cursor(&ptr,
5431 (cmdchar == '*' || cmdchar == '#')
5432 ? FIND_IDENT|FIND_STRING : FIND_IDENT)) == 0)
5433 {
5434 clearop(cap->oap);
5435 return;
5436 }
5437
5438 /* Allocate buffer to put the command in. Inserting backslashes can
5439 * double the length of the word. p_kp / curbuf->b_p_kp could be added
5440 * and some numbers. */
5441 kp = (*curbuf->b_p_kp == NUL ? p_kp : curbuf->b_p_kp);
5442 kp_help = (*kp == NUL || STRCMP(kp, ":he") == 0
5443 || STRCMP(kp, ":help") == 0);
5444 buf = alloc((unsigned)(n * 2 + 30 + STRLEN(kp)));
5445 if (buf == NULL)
5446 return;
5447 buf[0] = NUL;
5448
5449 switch (cmdchar)
5450 {
5451 case '*':
5452 case '#':
5453 /*
5454 * Put cursor at start of word, makes search skip the word
5455 * under the cursor.
5456 * Call setpcmark() first, so "*``" puts the cursor back where
5457 * it was.
5458 */
5459 setpcmark();
5460 curwin->w_cursor.col = (colnr_T) (ptr - ml_get_curline());
5461
5462 if (!g_cmd && vim_iswordp(ptr))
5463 STRCPY(buf, "\\<");
5464 no_smartcase = TRUE; /* don't use 'smartcase' now */
5465 break;
5466
5467 case 'K':
5468 if (kp_help)
5469 STRCPY(buf, "he! ");
5470 else
5471 {
5472 /* An external command will probably use an argument starting
5473 * with "-" as an option. To avoid trouble we skip the "-". */
5474 while (*ptr == '-')
5475 ++ptr;
5476
5477 /* When a count is given, turn it into a range. Is this
5478 * really what we want? */
5479 isman = (STRCMP(kp, "man") == 0);
5480 isman_s = (STRCMP(kp, "man -s") == 0);
5481 if (cap->count0 != 0 && !(isman || isman_s))
5482 sprintf((char *)buf, ".,.+%ld", cap->count0 - 1);
5483
5484 STRCAT(buf, "! ");
5485 if (cap->count0 == 0 && isman_s)
5486 STRCAT(buf, "man");
5487 else
5488 STRCAT(buf, kp);
5489 STRCAT(buf, " ");
5490 if (cap->count0 != 0 && (isman || isman_s))
5491 {
5492 sprintf((char *)buf + STRLEN(buf), "%ld", cap->count0);
5493 STRCAT(buf, " ");
5494 }
5495 }
5496 break;
5497
5498 case ']':
5499 #ifdef FEAT_CSCOPE
5500 if (p_cst)
5501 STRCPY(buf, "cstag ");
5502 else
5503 #endif
5504 STRCPY(buf, "ts ");
5505 break;
5506
5507 default:
5508 if (curbuf->b_help)
5509 STRCPY(buf, "he! ");
5510 else if (g_cmd)
5511 STRCPY(buf, "tj ");
5512 else
5513 sprintf((char *)buf, "%ldta ", cap->count0);
5514 }
5515
5516 /*
5517 * Now grab the chars in the identifier
5518 */
5519 if (cmdchar == 'K' && !kp_help)
5520 {
5521 /* Escape the argument properly for a shell command */
5522 p = vim_strsave_shellescape(ptr, TRUE);
5523 if (p == NULL)
5524 {
5525 vim_free(buf);
5526 return;
5527 }
5528 buf = (char_u *)vim_realloc(buf, STRLEN(buf) + STRLEN(p) + 1);
5529 if (buf == NULL)
5530 {
5531 vim_free(buf);
5532 vim_free(p);
5533 return;
5534 }
5535 STRCAT(buf, p);
5536 vim_free(p);
5537 }
5538 else
5539 {
5540 if (cmdchar == '*')
5541 aux_ptr = (char_u *)(p_magic ? "/.*~[^$\\" : "/^$\\");
5542 else if (cmdchar == '#')
5543 aux_ptr = (char_u *)(p_magic ? "/?.*~[^$\\" : "/?^$\\");
5544 else
5545 /* Don't escape spaces and Tabs in a tag with a backslash */
5546 aux_ptr = (char_u *)"\\|\"\n*?[";
5547
5548 p = buf + STRLEN(buf);
5549 while (n-- > 0)
5550 {
5551 /* put a backslash before \ and some others */
5552 if (vim_strchr(aux_ptr, *ptr) != NULL)
5553 *p++ = '\\';
5554 #ifdef FEAT_MBYTE
5555 /* When current byte is a part of multibyte character, copy all
5556 * bytes of that character. */
5557 if (has_mbyte)
5558 {
5559 int i;
5560 int len = (*mb_ptr2len)(ptr) - 1;
5561
5562 for (i = 0; i < len && n >= 1; ++i, --n)
5563 *p++ = *ptr++;
5564 }
5565 #endif
5566 *p++ = *ptr++;
5567 }
5568 *p = NUL;
5569 }
5570
5571 /*
5572 * Execute the command.
5573 */
5574 if (cmdchar == '*' || cmdchar == '#')
5575 {
5576 if (!g_cmd && (
5577 #ifdef FEAT_MBYTE
5578 has_mbyte ? vim_iswordp(mb_prevptr(ml_get_curline(), ptr)) :
5579 #endif
5580 vim_iswordc(ptr[-1])))
5581 STRCAT(buf, "\\>");
5582 #ifdef FEAT_CMDHIST
5583 /* put pattern in search history */
5584 add_to_history(HIST_SEARCH, buf, TRUE, NUL);
5585 #endif
5586 normal_search(cap, cmdchar == '*' ? '/' : '?', buf, 0);
5587 }
5588 else
5589 do_cmdline_cmd(buf);
5590
5591 vim_free(buf);
5592 }
5593
5594 #if defined(FEAT_VISUAL) || defined(PROTO)
5595 /*
5596 * Get visually selected text, within one line only.
5597 * Returns FAIL if more than one line selected.
5598 */
5599 int
5600 get_visual_text(cap, pp, lenp)
5601 cmdarg_T *cap;
5602 char_u **pp; /* return: start of selected text */
5603 int *lenp; /* return: length of selected text */
5604 {
5605 if (VIsual_mode != 'V')
5606 unadjust_for_sel();
5607 if (VIsual.lnum != curwin->w_cursor.lnum)
5608 {
5609 if (cap != NULL)
5610 clearopbeep(cap->oap);
5611 return FAIL;
5612 }
5613 if (VIsual_mode == 'V')
5614 {
5615 *pp = ml_get_curline();
5616 *lenp = (int)STRLEN(*pp);
5617 }
5618 else
5619 {
5620 if (lt(curwin->w_cursor, VIsual))
5621 {
5622 *pp = ml_get_pos(&curwin->w_cursor);
5623 *lenp = VIsual.col - curwin->w_cursor.col + 1;
5624 }
5625 else
5626 {
5627 *pp = ml_get_pos(&VIsual);
5628 *lenp = curwin->w_cursor.col - VIsual.col + 1;
5629 }
5630 #ifdef FEAT_MBYTE
5631 if (has_mbyte)
5632 /* Correct the length to include the whole last character. */
5633 *lenp += (*mb_ptr2len)(*pp + (*lenp - 1)) - 1;
5634 #endif
5635 }
5636 reset_VIsual_and_resel();
5637 return OK;
5638 }
5639 #endif
5640
5641 /*
5642 * CTRL-T: backwards in tag stack
5643 */
5644 static void
5645 nv_tagpop(cap)
5646 cmdarg_T *cap;
5647 {
5648 if (!checkclearopq(cap->oap))
5649 do_tag((char_u *)"", DT_POP, (int)cap->count1, FALSE, TRUE);
5650 }
5651
5652 /*
5653 * Handle scrolling command 'H', 'L' and 'M'.
5654 */
5655 static void
5656 nv_scroll(cap)
5657 cmdarg_T *cap;
5658 {
5659 int used = 0;
5660 long n;
5661 #ifdef FEAT_FOLDING
5662 linenr_T lnum;
5663 #endif
5664 int half;
5665
5666 cap->oap->motion_type = MLINE;
5667 setpcmark();
5668
5669 if (cap->cmdchar == 'L')
5670 {
5671 validate_botline(); /* make sure curwin->w_botline is valid */
5672 curwin->w_cursor.lnum = curwin->w_botline - 1;
5673 if (cap->count1 - 1 >= curwin->w_cursor.lnum)
5674 curwin->w_cursor.lnum = 1;
5675 else
5676 {
5677 #ifdef FEAT_FOLDING
5678 if (hasAnyFolding(curwin))
5679 {
5680 /* Count a fold for one screen line. */
5681 for (n = cap->count1 - 1; n > 0
5682 && curwin->w_cursor.lnum > curwin->w_topline; --n)
5683 {
5684 (void)hasFolding(curwin->w_cursor.lnum,
5685 &curwin->w_cursor.lnum, NULL);
5686 --curwin->w_cursor.lnum;
5687 }
5688 }
5689 else
5690 #endif
5691 curwin->w_cursor.lnum -= cap->count1 - 1;
5692 }
5693 }
5694 else
5695 {
5696 if (cap->cmdchar == 'M')
5697 {
5698 #ifdef FEAT_DIFF
5699 /* Don't count filler lines above the window. */
5700 used -= diff_check_fill(curwin, curwin->w_topline)
5701 - curwin->w_topfill;
5702 #endif
5703 validate_botline(); /* make sure w_empty_rows is valid */
5704 half = (curwin->w_height - curwin->w_empty_rows + 1) / 2;
5705 for (n = 0; curwin->w_topline + n < curbuf->b_ml.ml_line_count; ++n)
5706 {
5707 #ifdef FEAT_DIFF
5708 /* Count half he number of filler lines to be "below this
5709 * line" and half to be "above the next line". */
5710 if (n > 0 && used + diff_check_fill(curwin, curwin->w_topline
5711 + n) / 2 >= half)
5712 {
5713 --n;
5714 break;
5715 }
5716 #endif
5717 used += plines(curwin->w_topline + n);
5718 if (used >= half)
5719 break;
5720 #ifdef FEAT_FOLDING
5721 if (hasFolding(curwin->w_topline + n, NULL, &lnum))
5722 n = lnum - curwin->w_topline;
5723 #endif
5724 }
5725 if (n > 0 && used > curwin->w_height)
5726 --n;
5727 }
5728 else /* (cap->cmdchar == 'H') */
5729 {
5730 n = cap->count1 - 1;
5731 #ifdef FEAT_FOLDING
5732 if (hasAnyFolding(curwin))
5733 {
5734 /* Count a fold for one screen line. */
5735 lnum = curwin->w_topline;
5736 while (n-- > 0 && lnum < curwin->w_botline - 1)
5737 {
5738 hasFolding(lnum, NULL, &lnum);
5739 ++lnum;
5740 }
5741 n = lnum - curwin->w_topline;
5742 }
5743 #endif
5744 }
5745 curwin->w_cursor.lnum = curwin->w_topline + n;
5746 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
5747 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
5748 }
5749
5750 cursor_correct(); /* correct for 'so' */
5751 beginline(BL_SOL | BL_FIX);
5752 }
5753
5754 /*
5755 * Cursor right commands.
5756 */
5757 static void
5758 nv_right(cap)
5759 cmdarg_T *cap;
5760 {
5761 long n;
5762 #ifdef FEAT_VISUAL
5763 int PAST_LINE;
5764 #else
5765 # define PAST_LINE 0
5766 #endif
5767
5768 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL))
5769 {
5770 /* <C-Right> and <S-Right> move a word or WORD right */
5771 if (mod_mask & MOD_MASK_CTRL)
5772 cap->arg = TRUE;
5773 nv_wordcmd(cap);
5774 return;
5775 }
5776
5777 cap->oap->motion_type = MCHAR;
5778 cap->oap->inclusive = FALSE;
5779 #ifdef FEAT_VISUAL
5780 PAST_LINE = (VIsual_active && *p_sel != 'o');
5781
5782 # ifdef FEAT_VIRTUALEDIT
5783 /*
5784 * In virtual mode, there's no such thing as "PAST_LINE", as lines are
5785 * (theoretically) infinitely long.
5786 */
5787 if (virtual_active())
5788 PAST_LINE = 0;
5789 # endif
5790 #endif
5791
5792 for (n = cap->count1; n > 0; --n)
5793 {
5794 if ((!PAST_LINE && oneright() == FAIL)
5795 || (PAST_LINE && *ml_get_cursor() == NUL))
5796 {
5797 /*
5798 * <Space> wraps to next line if 'whichwrap' has 's'.
5799 * 'l' wraps to next line if 'whichwrap' has 'l'.
5800 * CURS_RIGHT wraps to next line if 'whichwrap' has '>'.
5801 */
5802 if ( ((cap->cmdchar == ' '
5803 && vim_strchr(p_ww, 's') != NULL)
5804 || (cap->cmdchar == 'l'
5805 && vim_strchr(p_ww, 'l') != NULL)
5806 || (cap->cmdchar == K_RIGHT
5807 && vim_strchr(p_ww, '>') != NULL))
5808 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count)
5809 {
5810 /* When deleting we also count the NL as a character.
5811 * Set cap->oap->inclusive when last char in the line is
5812 * included, move to next line after that */
5813 if ( cap->oap->op_type != OP_NOP
5814 && !cap->oap->inclusive
5815 && !lineempty(curwin->w_cursor.lnum))
5816 cap->oap->inclusive = TRUE;
5817 else
5818 {
5819 ++curwin->w_cursor.lnum;
5820 curwin->w_cursor.col = 0;
5821 #ifdef FEAT_VIRTUALEDIT
5822 curwin->w_cursor.coladd = 0;
5823 #endif
5824 curwin->w_set_curswant = TRUE;
5825 cap->oap->inclusive = FALSE;
5826 }
5827 continue;
5828 }
5829 if (cap->oap->op_type == OP_NOP)
5830 {
5831 /* Only beep and flush if not moved at all */
5832 if (n == cap->count1)
5833 beep_flush();
5834 }
5835 else
5836 {
5837 if (!lineempty(curwin->w_cursor.lnum))
5838 cap->oap->inclusive = TRUE;
5839 }
5840 break;
5841 }
5842 #ifdef FEAT_VISUAL
5843 else if (PAST_LINE)
5844 {
5845 curwin->w_set_curswant = TRUE;
5846 # ifdef FEAT_VIRTUALEDIT
5847 if (virtual_active())
5848 oneright();
5849 else
5850 # endif
5851 {
5852 # ifdef FEAT_MBYTE
5853 if (has_mbyte)
5854 curwin->w_cursor.col +=
5855 (*mb_ptr2len)(ml_get_cursor());
5856 else
5857 # endif
5858 ++curwin->w_cursor.col;
5859 }
5860 }
5861 #endif
5862 }
5863 #ifdef FEAT_FOLDING
5864 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped
5865 && cap->oap->op_type == OP_NOP)
5866 foldOpenCursor();
5867 #endif
5868 }
5869
5870 /*
5871 * Cursor left commands.
5872 *
5873 * Returns TRUE when operator end should not be adjusted.
5874 */
5875 static void
5876 nv_left(cap)
5877 cmdarg_T *cap;
5878 {
5879 long n;
5880
5881 if (mod_mask & (MOD_MASK_SHIFT | MOD_MASK_CTRL))
5882 {
5883 /* <C-Left> and <S-Left> move a word or WORD left */
5884 if (mod_mask & MOD_MASK_CTRL)
5885 cap->arg = 1;
5886 nv_bck_word(cap);
5887 return;
5888 }
5889
5890 cap->oap->motion_type = MCHAR;
5891 cap->oap->inclusive = FALSE;
5892 for (n = cap->count1; n > 0; --n)
5893 {
5894 if (oneleft() == FAIL)
5895 {
5896 /* <BS> and <Del> wrap to previous line if 'whichwrap' has 'b'.
5897 * 'h' wraps to previous line if 'whichwrap' has 'h'.
5898 * CURS_LEFT wraps to previous line if 'whichwrap' has '<'.
5899 */
5900 if ( (((cap->cmdchar == K_BS
5901 || cap->cmdchar == Ctrl_H)
5902 && vim_strchr(p_ww, 'b') != NULL)
5903 || (cap->cmdchar == 'h'
5904 && vim_strchr(p_ww, 'h') != NULL)
5905 || (cap->cmdchar == K_LEFT
5906 && vim_strchr(p_ww, '<') != NULL))
5907 && curwin->w_cursor.lnum > 1)
5908 {
5909 --(curwin->w_cursor.lnum);
5910 coladvance((colnr_T)MAXCOL);
5911 curwin->w_set_curswant = TRUE;
5912
5913 /* When the NL before the first char has to be deleted we
5914 * put the cursor on the NUL after the previous line.
5915 * This is a very special case, be careful!
5916 * Don't adjust op_end now, otherwise it won't work. */
5917 if ( (cap->oap->op_type == OP_DELETE
5918 || cap->oap->op_type == OP_CHANGE)
5919 && !lineempty(curwin->w_cursor.lnum))
5920 {
5921 if (*ml_get_cursor() != NUL)
5922 ++curwin->w_cursor.col;
5923 cap->retval |= CA_NO_ADJ_OP_END;
5924 }
5925 continue;
5926 }
5927 /* Only beep and flush if not moved at all */
5928 else if (cap->oap->op_type == OP_NOP && n == cap->count1)
5929 beep_flush();
5930 break;
5931 }
5932 }
5933 #ifdef FEAT_FOLDING
5934 if (n != cap->count1 && (fdo_flags & FDO_HOR) && KeyTyped
5935 && cap->oap->op_type == OP_NOP)
5936 foldOpenCursor();
5937 #endif
5938 }
5939
5940 /*
5941 * Cursor up commands.
5942 * cap->arg is TRUE for "-": Move cursor to first non-blank.
5943 */
5944 static void
5945 nv_up(cap)
5946 cmdarg_T *cap;
5947 {
5948 if (mod_mask & MOD_MASK_SHIFT)
5949 {
5950 /* <S-Up> is page up */
5951 cap->arg = BACKWARD;
5952 nv_page(cap);
5953 }
5954 else
5955 {
5956 cap->oap->motion_type = MLINE;
5957 if (cursor_up(cap->count1, cap->oap->op_type == OP_NOP) == FAIL)
5958 clearopbeep(cap->oap);
5959 else if (cap->arg)
5960 beginline(BL_WHITE | BL_FIX);
5961 }
5962 }
5963
5964 /*
5965 * Cursor down commands.
5966 * cap->arg is TRUE for CR and "+": Move cursor to first non-blank.
5967 */
5968 static void
5969 nv_down(cap)
5970 cmdarg_T *cap;
5971 {
5972 if (mod_mask & MOD_MASK_SHIFT)
5973 {
5974 /* <S-Down> is page down */
5975 cap->arg = FORWARD;
5976 nv_page(cap);
5977 }
5978 else
5979 #if defined(FEAT_WINDOWS) && defined(FEAT_QUICKFIX)
5980 /* In a quickfix window a <CR> jumps to the error under the cursor. */
5981 if (bt_quickfix(curbuf) && cap->cmdchar == CAR)
5982 if (curwin->w_llist_ref == NULL)
5983 do_cmdline_cmd((char_u *)".cc"); /* quickfix window */
5984 else
5985 do_cmdline_cmd((char_u *)".ll"); /* location list window */
5986 else
5987 #endif
5988 {
5989 #ifdef FEAT_CMDWIN
5990 /* In the cmdline window a <CR> executes the command. */
5991 if (cmdwin_type != 0 && cap->cmdchar == CAR)
5992 cmdwin_result = CAR;
5993 else
5994 #endif
5995 {
5996 cap->oap->motion_type = MLINE;
5997 if (cursor_down(cap->count1, cap->oap->op_type == OP_NOP) == FAIL)
5998 clearopbeep(cap->oap);
5999 else if (cap->arg)
6000 beginline(BL_WHITE | BL_FIX);
6001 }
6002 }
6003 }
6004
6005 #ifdef FEAT_SEARCHPATH
6006 /*
6007 * Grab the file name under the cursor and edit it.
6008 */
6009 static void
6010 nv_gotofile(cap)
6011 cmdarg_T *cap;
6012 {
6013 char_u *ptr;
6014 linenr_T lnum = -1;
6015
6016 if (text_locked())
6017 {
6018 clearopbeep(cap->oap);
6019 text_locked_msg();
6020 return;
6021 }
6022 #ifdef FEAT_AUTOCMD
6023 if (curbuf_locked())
6024 {
6025 clearop(cap->oap);
6026 return;
6027 }
6028 #endif
6029
6030 ptr = grab_file_name(cap->count1, &lnum);
6031
6032 if (ptr != NULL)
6033 {
6034 /* do autowrite if necessary */
6035 if (curbufIsChanged() && curbuf->b_nwindows <= 1 && !P_HID(curbuf))
6036 autowrite(curbuf, FALSE);
6037 setpcmark();
6038 (void)do_ecmd(0, ptr, NULL, NULL, ECMD_LAST,
6039 P_HID(curbuf) ? ECMD_HIDE : 0);
6040 if (cap->nchar == 'F' && lnum >= 0)
6041 {
6042 curwin->w_cursor.lnum = lnum;
6043 check_cursor_lnum();
6044 beginline(BL_SOL | BL_FIX);
6045 }
6046 vim_free(ptr);
6047 }
6048 else
6049 clearop(cap->oap);
6050 }
6051 #endif
6052
6053 /*
6054 * <End> command: to end of current line or last line.
6055 */
6056 static void
6057 nv_end(cap)
6058 cmdarg_T *cap;
6059 {
6060 if (cap->arg || (mod_mask & MOD_MASK_CTRL)) /* CTRL-END = goto last line */
6061 {
6062 cap->arg = TRUE;
6063 nv_goto(cap);
6064 cap->count1 = 1; /* to end of current line */
6065 }
6066 nv_dollar(cap);
6067 }
6068
6069 /*
6070 * Handle the "$" command.
6071 */
6072 static void
6073 nv_dollar(cap)
6074 cmdarg_T *cap;
6075 {
6076 cap->oap->motion_type = MCHAR;
6077 cap->oap->inclusive = TRUE;
6078 #ifdef FEAT_VIRTUALEDIT
6079 /* In virtual mode when off the edge of a line and an operator
6080 * is pending (whew!) keep the cursor where it is.
6081 * Otherwise, send it to the end of the line. */
6082 if (!virtual_active() || gchar_cursor() != NUL
6083 || cap->oap->op_type == OP_NOP)
6084 #endif
6085 curwin->w_curswant = MAXCOL; /* so we stay at the end */
6086 if (cursor_down((long)(cap->count1 - 1),
6087 cap->oap->op_type == OP_NOP) == FAIL)
6088 clearopbeep(cap->oap);
6089 #ifdef FEAT_FOLDING
6090 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
6091 foldOpenCursor();
6092 #endif
6093 }
6094
6095 /*
6096 * Implementation of '?' and '/' commands.
6097 * If cap->arg is TRUE don't set PC mark.
6098 */
6099 static void
6100 nv_search(cap)
6101 cmdarg_T *cap;
6102 {
6103 oparg_T *oap = cap->oap;
6104
6105 if (cap->cmdchar == '?' && cap->oap->op_type == OP_ROT13)
6106 {
6107 /* Translate "g??" to "g?g?" */
6108 cap->cmdchar = 'g';
6109 cap->nchar = '?';
6110 nv_operator(cap);
6111 return;
6112 }
6113
6114 cap->searchbuf = getcmdline(cap->cmdchar, cap->count1, 0);
6115
6116 if (cap->searchbuf == NULL)
6117 {
6118 clearop(oap);
6119 return;
6120 }
6121
6122 normal_search(cap, cap->cmdchar, cap->searchbuf,
6123 (cap->arg ? 0 : SEARCH_MARK));
6124 }
6125
6126 /*
6127 * Handle "N" and "n" commands.
6128 * cap->arg is SEARCH_REV for "N", 0 for "n".
6129 */
6130 static void
6131 nv_next(cap)
6132 cmdarg_T *cap;
6133 {
6134 normal_search(cap, 0, NULL, SEARCH_MARK | cap->arg);
6135 }
6136
6137 /*
6138 * Search for "pat" in direction "dir" ('/' or '?', 0 for repeat).
6139 * Uses only cap->count1 and cap->oap from "cap".
6140 */
6141 static void
6142 normal_search(cap, dir, pat, opt)
6143 cmdarg_T *cap;
6144 int dir;
6145 char_u *pat;
6146 int opt; /* extra flags for do_search() */
6147 {
6148 int i;
6149
6150 cap->oap->motion_type = MCHAR;
6151 cap->oap->inclusive = FALSE;
6152 cap->oap->use_reg_one = TRUE;
6153 curwin->w_set_curswant = TRUE;
6154
6155 i = do_search(cap->oap, dir, pat, cap->count1,
6156 opt | SEARCH_OPT | SEARCH_ECHO | SEARCH_MSG, NULL);
6157 if (i == 0)
6158 clearop(cap->oap);
6159 else
6160 {
6161 if (i == 2)
6162 cap->oap->motion_type = MLINE;
6163 #ifdef FEAT_VIRTUALEDIT
6164 curwin->w_cursor.coladd = 0;
6165 #endif
6166 #ifdef FEAT_FOLDING
6167 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped)
6168 foldOpenCursor();
6169 #endif
6170 }
6171
6172 /* "/$" will put the cursor after the end of the line, may need to
6173 * correct that here */
6174 check_cursor();
6175 }
6176
6177 /*
6178 * Character search commands.
6179 * cap->arg is BACKWARD for 'F' and 'T', FORWARD for 'f' and 't', TRUE for
6180 * ',' and FALSE for ';'.
6181 * cap->nchar is NUL for ',' and ';' (repeat the search)
6182 */
6183 static void
6184 nv_csearch(cap)
6185 cmdarg_T *cap;
6186 {
6187 int t_cmd;
6188
6189 if (cap->cmdchar == 't' || cap->cmdchar == 'T')
6190 t_cmd = TRUE;
6191 else
6192 t_cmd = FALSE;
6193
6194 cap->oap->motion_type = MCHAR;
6195 if (IS_SPECIAL(cap->nchar) || searchc(cap, t_cmd) == FAIL)
6196 clearopbeep(cap->oap);
6197 else
6198 {
6199 curwin->w_set_curswant = TRUE;
6200 #ifdef FEAT_VIRTUALEDIT
6201 /* Include a Tab for "tx" and for "dfx". */
6202 if (gchar_cursor() == TAB && virtual_active() && cap->arg == FORWARD
6203 && (t_cmd || cap->oap->op_type != OP_NOP))
6204 {
6205 colnr_T scol, ecol;
6206
6207 getvcol(curwin, &curwin->w_cursor, &scol, NULL, &ecol);
6208 curwin->w_cursor.coladd = ecol - scol;
6209 }
6210 else
6211 curwin->w_cursor.coladd = 0;
6212 #endif
6213 #ifdef FEAT_VISUAL
6214 adjust_for_sel(cap);
6215 #endif
6216 #ifdef FEAT_FOLDING
6217 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
6218 foldOpenCursor();
6219 #endif
6220 }
6221 }
6222
6223 /*
6224 * "[" and "]" commands.
6225 * cap->arg is BACKWARD for "[" and FORWARD for "]".
6226 */
6227 static void
6228 nv_brackets(cap)
6229 cmdarg_T *cap;
6230 {
6231 pos_T new_pos;
6232 pos_T prev_pos;
6233 pos_T *pos = NULL; /* init for GCC */
6234 pos_T old_pos; /* cursor position before command */
6235 int flag;
6236 long n;
6237 int findc;
6238 int c;
6239
6240 cap->oap->motion_type = MCHAR;
6241 cap->oap->inclusive = FALSE;
6242 old_pos = curwin->w_cursor;
6243 #ifdef FEAT_VIRTUALEDIT
6244 curwin->w_cursor.coladd = 0; /* TODO: don't do this for an error. */
6245 #endif
6246
6247 #ifdef FEAT_SEARCHPATH
6248 /*
6249 * "[f" or "]f" : Edit file under the cursor (same as "gf")
6250 */
6251 if (cap->nchar == 'f')
6252 nv_gotofile(cap);
6253 else
6254 #endif
6255
6256 #ifdef FEAT_FIND_ID
6257 /*
6258 * Find the occurrence(s) of the identifier or define under cursor
6259 * in current and included files or jump to the first occurrence.
6260 *
6261 * search list jump
6262 * fwd bwd fwd bwd fwd bwd
6263 * identifier "]i" "[i" "]I" "[I" "]^I" "[^I"
6264 * define "]d" "[d" "]D" "[D" "]^D" "[^D"
6265 */
6266 if (vim_strchr((char_u *)
6267 #ifdef EBCDIC
6268 "iI\005dD\067",
6269 #else
6270 "iI\011dD\004",
6271 #endif
6272 cap->nchar) != NULL)
6273 {
6274 char_u *ptr;
6275 int len;
6276
6277 if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0)
6278 clearop(cap->oap);
6279 else
6280 {
6281 find_pattern_in_path(ptr, 0, len, TRUE,
6282 cap->count0 == 0 ? !isupper(cap->nchar) : FALSE,
6283 ((cap->nchar & 0xf) == ('d' & 0xf)) ? FIND_DEFINE : FIND_ANY,
6284 cap->count1,
6285 isupper(cap->nchar) ? ACTION_SHOW_ALL :
6286 islower(cap->nchar) ? ACTION_SHOW : ACTION_GOTO,
6287 cap->cmdchar == ']' ? curwin->w_cursor.lnum + 1 : (linenr_T)1,
6288 (linenr_T)MAXLNUM);
6289 curwin->w_set_curswant = TRUE;
6290 }
6291 }
6292 else
6293 #endif
6294
6295 /*
6296 * "[{", "[(", "]}" or "])": go to Nth unclosed '{', '(', '}' or ')'
6297 * "[#", "]#": go to start/end of Nth innermost #if..#endif construct.
6298 * "[/", "[*", "]/", "]*": go to Nth comment start/end.
6299 * "[m" or "]m" search for prev/next start of (Java) method.
6300 * "[M" or "]M" search for prev/next end of (Java) method.
6301 */
6302 if ( (cap->cmdchar == '['
6303 && vim_strchr((char_u *)"{(*/#mM", cap->nchar) != NULL)
6304 || (cap->cmdchar == ']'
6305 && vim_strchr((char_u *)"})*/#mM", cap->nchar) != NULL))
6306 {
6307 if (cap->nchar == '*')
6308 cap->nchar = '/';
6309 new_pos.lnum = 0;
6310 prev_pos.lnum = 0;
6311 if (cap->nchar == 'm' || cap->nchar == 'M')
6312 {
6313 if (cap->cmdchar == '[')
6314 findc = '{';
6315 else
6316 findc = '}';
6317 n = 9999;
6318 }
6319 else
6320 {
6321 findc = cap->nchar;
6322 n = cap->count1;
6323 }
6324 for ( ; n > 0; --n)
6325 {
6326 if ((pos = findmatchlimit(cap->oap, findc,
6327 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD, 0)) == NULL)
6328 {
6329 if (new_pos.lnum == 0) /* nothing found */
6330 {
6331 if (cap->nchar != 'm' && cap->nchar != 'M')
6332 clearopbeep(cap->oap);
6333 }
6334 else
6335 pos = &new_pos; /* use last one found */
6336 break;
6337 }
6338 prev_pos = new_pos;
6339 curwin->w_cursor = *pos;
6340 new_pos = *pos;
6341 }
6342 curwin->w_cursor = old_pos;
6343
6344 /*
6345 * Handle "[m", "]m", "[M" and "[M". The findmatchlimit() only
6346 * brought us to the match for "[m" and "]M" when inside a method.
6347 * Try finding the '{' or '}' we want to be at.
6348 * Also repeat for the given count.
6349 */
6350 if (cap->nchar == 'm' || cap->nchar == 'M')
6351 {
6352 /* norm is TRUE for "]M" and "[m" */
6353 int norm = ((findc == '{') == (cap->nchar == 'm'));
6354
6355 n = cap->count1;
6356 /* found a match: we were inside a method */
6357 if (prev_pos.lnum != 0)
6358 {
6359 pos = &prev_pos;
6360 curwin->w_cursor = prev_pos;
6361 if (norm)
6362 --n;
6363 }
6364 else
6365 pos = NULL;
6366 while (n > 0)
6367 {
6368 for (;;)
6369 {
6370 if ((findc == '{' ? dec_cursor() : inc_cursor()) < 0)
6371 {
6372 /* if not found anything, that's an error */
6373 if (pos == NULL)
6374 clearopbeep(cap->oap);
6375 n = 0;
6376 break;
6377 }
6378 c = gchar_cursor();
6379 if (c == '{' || c == '}')
6380 {
6381 /* Must have found end/start of class: use it.
6382 * Or found the place to be at. */
6383 if ((c == findc && norm) || (n == 1 && !norm))
6384 {
6385 new_pos = curwin->w_cursor;
6386 pos = &new_pos;
6387 n = 0;
6388 }
6389 /* if no match found at all, we started outside of the
6390 * class and we're inside now. Just go on. */
6391 else if (new_pos.lnum == 0)
6392 {
6393 new_pos = curwin->w_cursor;
6394 pos = &new_pos;
6395 }
6396 /* found start/end of other method: go to match */
6397 else if ((pos = findmatchlimit(cap->oap, findc,
6398 (cap->cmdchar == '[') ? FM_BACKWARD : FM_FORWARD,
6399 0)) == NULL)
6400 n = 0;
6401 else
6402 curwin->w_cursor = *pos;
6403 break;
6404 }
6405 }
6406 --n;
6407 }
6408 curwin->w_cursor = old_pos;
6409 if (pos == NULL && new_pos.lnum != 0)
6410 clearopbeep(cap->oap);
6411 }
6412 if (pos != NULL)
6413 {
6414 setpcmark();
6415 curwin->w_cursor = *pos;
6416 curwin->w_set_curswant = TRUE;
6417 #ifdef FEAT_FOLDING
6418 if ((fdo_flags & FDO_BLOCK) && KeyTyped
6419 && cap->oap->op_type == OP_NOP)
6420 foldOpenCursor();
6421 #endif
6422 }
6423 }
6424
6425 /*
6426 * "[[", "[]", "]]" and "][": move to start or end of function
6427 */
6428 else if (cap->nchar == '[' || cap->nchar == ']')
6429 {
6430 if (cap->nchar == cap->cmdchar) /* "]]" or "[[" */
6431 flag = '{';
6432 else
6433 flag = '}'; /* "][" or "[]" */
6434
6435 curwin->w_set_curswant = TRUE;
6436 /*
6437 * Imitate strange Vi behaviour: When using "]]" with an operator
6438 * we also stop at '}'.
6439 */
6440 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, flag,
6441 (cap->oap->op_type != OP_NOP
6442 && cap->arg == FORWARD && flag == '{')))
6443 clearopbeep(cap->oap);
6444 else
6445 {
6446 if (cap->oap->op_type == OP_NOP)
6447 beginline(BL_WHITE | BL_FIX);
6448 #ifdef FEAT_FOLDING
6449 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP)
6450 foldOpenCursor();
6451 #endif
6452 }
6453 }
6454
6455 /*
6456 * "[p", "[P", "]P" and "]p": put with indent adjustment
6457 */
6458 else if (cap->nchar == 'p' || cap->nchar == 'P')
6459 {
6460 if (!checkclearop(cap->oap))
6461 {
6462 prep_redo_cmd(cap);
6463 do_put(cap->oap->regname,
6464 (cap->cmdchar == ']' && cap->nchar == 'p') ? FORWARD : BACKWARD,
6465 cap->count1, PUT_FIXINDENT);
6466 }
6467 }
6468
6469 /*
6470 * "['", "[`", "]'" and "]`": jump to next mark
6471 */
6472 else if (cap->nchar == '\'' || cap->nchar == '`')
6473 {
6474 pos = &curwin->w_cursor;
6475 for (n = cap->count1; n > 0; --n)
6476 {
6477 prev_pos = *pos;
6478 pos = getnextmark(pos, cap->cmdchar == '[' ? BACKWARD : FORWARD,
6479 cap->nchar == '\'');
6480 if (pos == NULL)
6481 break;
6482 }
6483 if (pos == NULL)
6484 pos = &prev_pos;
6485 nv_cursormark(cap, cap->nchar == '\'', pos);
6486 }
6487
6488 #ifdef FEAT_MOUSE
6489 /*
6490 * [ or ] followed by a middle mouse click: put selected text with
6491 * indent adjustment. Any other button just does as usual.
6492 */
6493 else if (cap->nchar >= K_LEFTMOUSE && cap->nchar <= K_RIGHTRELEASE)
6494 {
6495 (void)do_mouse(cap->oap, cap->nchar,
6496 (cap->cmdchar == ']') ? FORWARD : BACKWARD,
6497 cap->count1, PUT_FIXINDENT);
6498 }
6499 #endif /* FEAT_MOUSE */
6500
6501 #ifdef FEAT_FOLDING
6502 /*
6503 * "[z" and "]z": move to start or end of open fold.
6504 */
6505 else if (cap->nchar == 'z')
6506 {
6507 if (foldMoveTo(FALSE, cap->cmdchar == ']' ? FORWARD : BACKWARD,
6508 cap->count1) == FAIL)
6509 clearopbeep(cap->oap);
6510 }
6511 #endif
6512
6513 #ifdef FEAT_DIFF
6514 /*
6515 * "[c" and "]c": move to next or previous diff-change.
6516 */
6517 else if (cap->nchar == 'c')
6518 {
6519 if (diff_move_to(cap->cmdchar == ']' ? FORWARD : BACKWARD,
6520 cap->count1) == FAIL)
6521 clearopbeep(cap->oap);
6522 }
6523 #endif
6524
6525 #ifdef FEAT_SPELL
6526 /*
6527 * "[s", "[S", "]s" and "]S": move to next spell error.
6528 */
6529 else if (cap->nchar == 's' || cap->nchar == 'S')
6530 {
6531 setpcmark();
6532 for (n = 0; n < cap->count1; ++n)
6533 if (spell_move_to(curwin, cap->cmdchar == ']' ? FORWARD : BACKWARD,
6534 cap->nchar == 's' ? TRUE : FALSE, FALSE, NULL) == 0)
6535 {
6536 clearopbeep(cap->oap);
6537 break;
6538 }
6539 # ifdef FEAT_FOLDING
6540 if (cap->oap->op_type == OP_NOP && (fdo_flags & FDO_SEARCH) && KeyTyped)
6541 foldOpenCursor();
6542 # endif
6543 }
6544 #endif
6545
6546 /* Not a valid cap->nchar. */
6547 else
6548 clearopbeep(cap->oap);
6549 }
6550
6551 /*
6552 * Handle Normal mode "%" command.
6553 */
6554 static void
6555 nv_percent(cap)
6556 cmdarg_T *cap;
6557 {
6558 pos_T *pos;
6559 #ifdef FEAT_FOLDING
6560 linenr_T lnum = curwin->w_cursor.lnum;
6561 #endif
6562
6563 cap->oap->inclusive = TRUE;
6564 if (cap->count0) /* {cnt}% : goto {cnt} percentage in file */
6565 {
6566 if (cap->count0 > 100)
6567 clearopbeep(cap->oap);
6568 else
6569 {
6570 cap->oap->motion_type = MLINE;
6571 setpcmark();
6572 /* Round up, so CTRL-G will give same value. Watch out for a
6573 * large line count, the line number must not go negative! */
6574 if (curbuf->b_ml.ml_line_count > 1000000)
6575 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count + 99L)
6576 / 100L * cap->count0;
6577 else
6578 curwin->w_cursor.lnum = (curbuf->b_ml.ml_line_count *
6579 cap->count0 + 99L) / 100L;
6580 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
6581 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
6582 beginline(BL_SOL | BL_FIX);
6583 }
6584 }
6585 else /* "%" : go to matching paren */
6586 {
6587 cap->oap->motion_type = MCHAR;
6588 cap->oap->use_reg_one = TRUE;
6589 if ((pos = findmatch(cap->oap, NUL)) == NULL)
6590 clearopbeep(cap->oap);
6591 else
6592 {
6593 setpcmark();
6594 curwin->w_cursor = *pos;
6595 curwin->w_set_curswant = TRUE;
6596 #ifdef FEAT_VIRTUALEDIT
6597 curwin->w_cursor.coladd = 0;
6598 #endif
6599 #ifdef FEAT_VISUAL
6600 adjust_for_sel(cap);
6601 #endif
6602 }
6603 }
6604 #ifdef FEAT_FOLDING
6605 if (cap->oap->op_type == OP_NOP
6606 && lnum != curwin->w_cursor.lnum
6607 && (fdo_flags & FDO_PERCENT)
6608 && KeyTyped)
6609 foldOpenCursor();
6610 #endif
6611 }
6612
6613 /*
6614 * Handle "(" and ")" commands.
6615 * cap->arg is BACKWARD for "(" and FORWARD for ")".
6616 */
6617 static void
6618 nv_brace(cap)
6619 cmdarg_T *cap;
6620 {
6621 cap->oap->motion_type = MCHAR;
6622 cap->oap->use_reg_one = TRUE;
6623 /* The motion used to be inclusive for "(", but that is not what Vi does. */
6624 cap->oap->inclusive = FALSE;
6625 curwin->w_set_curswant = TRUE;
6626
6627 if (findsent(cap->arg, cap->count1) == FAIL)
6628 clearopbeep(cap->oap);
6629 else
6630 {
6631 /* Don't leave the cursor on the NUL past end of line. */
6632 adjust_cursor(cap->oap);
6633 #ifdef FEAT_VIRTUALEDIT
6634 curwin->w_cursor.coladd = 0;
6635 #endif
6636 #ifdef FEAT_FOLDING
6637 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP)
6638 foldOpenCursor();
6639 #endif
6640 }
6641 }
6642
6643 /*
6644 * "m" command: Mark a position.
6645 */
6646 static void
6647 nv_mark(cap)
6648 cmdarg_T *cap;
6649 {
6650 if (!checkclearop(cap->oap))
6651 {
6652 if (setmark(cap->nchar) == FAIL)
6653 clearopbeep(cap->oap);
6654 }
6655 }
6656
6657 /*
6658 * "{" and "}" commands.
6659 * cmd->arg is BACKWARD for "{" and FORWARD for "}".
6660 */
6661 static void
6662 nv_findpar(cap)
6663 cmdarg_T *cap;
6664 {
6665 cap->oap->motion_type = MCHAR;
6666 cap->oap->inclusive = FALSE;
6667 cap->oap->use_reg_one = TRUE;
6668 curwin->w_set_curswant = TRUE;
6669 if (!findpar(&cap->oap->inclusive, cap->arg, cap->count1, NUL, FALSE))
6670 clearopbeep(cap->oap);
6671 else
6672 {
6673 #ifdef FEAT_VIRTUALEDIT
6674 curwin->w_cursor.coladd = 0;
6675 #endif
6676 #ifdef FEAT_FOLDING
6677 if ((fdo_flags & FDO_BLOCK) && KeyTyped && cap->oap->op_type == OP_NOP)
6678 foldOpenCursor();
6679 #endif
6680 }
6681 }
6682
6683 /*
6684 * "u" command: Undo or make lower case.
6685 */
6686 static void
6687 nv_undo(cap)
6688 cmdarg_T *cap;
6689 {
6690 if (cap->oap->op_type == OP_LOWER
6691 #ifdef FEAT_VISUAL
6692 || VIsual_active
6693 #endif
6694 )
6695 {
6696 /* translate "<Visual>u" to "<Visual>gu" and "guu" to "gugu" */
6697 cap->cmdchar = 'g';
6698 cap->nchar = 'u';
6699 nv_operator(cap);
6700 }
6701 else
6702 nv_kundo(cap);
6703 }
6704
6705 /*
6706 * <Undo> command.
6707 */
6708 static void
6709 nv_kundo(cap)
6710 cmdarg_T *cap;
6711 {
6712 if (!checkclearopq(cap->oap))
6713 {
6714 u_undo((int)cap->count1);
6715 curwin->w_set_curswant = TRUE;
6716 }
6717 }
6718
6719 /*
6720 * Handle the "r" command.
6721 */
6722 static void
6723 nv_replace(cap)
6724 cmdarg_T *cap;
6725 {
6726 char_u *ptr;
6727 int had_ctrl_v;
6728 long n;
6729
6730 if (checkclearop(cap->oap))
6731 return;
6732
6733 /* get another character */
6734 if (cap->nchar == Ctrl_V)
6735 {
6736 had_ctrl_v = Ctrl_V;
6737 cap->nchar = get_literal();
6738 /* Don't redo a multibyte character with CTRL-V. */
6739 if (cap->nchar > DEL)
6740 had_ctrl_v = NUL;
6741 }
6742 else
6743 had_ctrl_v = NUL;
6744
6745 /* Abort if the character is a special key. */
6746 if (IS_SPECIAL(cap->nchar))
6747 {
6748 clearopbeep(cap->oap);
6749 return;
6750 }
6751
6752 #ifdef FEAT_VISUAL
6753 /* Visual mode "r" */
6754 if (VIsual_active)
6755 {
6756 nv_operator(cap);
6757 return;
6758 }
6759 #endif
6760
6761 #ifdef FEAT_VIRTUALEDIT
6762 /* Break tabs, etc. */
6763 if (virtual_active())
6764 {
6765 if (u_save_cursor() == FAIL)
6766 return;
6767 if (gchar_cursor() == NUL)
6768 {
6769 /* Add extra space and put the cursor on the first one. */
6770 coladvance_force((colnr_T)(getviscol() + cap->count1));
6771 curwin->w_cursor.col -= cap->count1;
6772 }
6773 else if (gchar_cursor() == TAB)
6774 coladvance_force(getviscol());
6775 }
6776 #endif
6777
6778 /* Abort if not enough characters to replace. */
6779 ptr = ml_get_cursor();
6780 if (STRLEN(ptr) < (unsigned)cap->count1
6781 #ifdef FEAT_MBYTE
6782 || (has_mbyte && mb_charlen(ptr) < cap->count1)
6783 #endif
6784 )
6785 {
6786 clearopbeep(cap->oap);
6787 return;
6788 }
6789
6790 /*
6791 * Replacing with a TAB is done by edit() when it is complicated because
6792 * 'expandtab' or 'smarttab' is set. CTRL-V TAB inserts a literal TAB.
6793 * Other characters are done below to avoid problems with things like
6794 * CTRL-V 048 (for edit() this would be R CTRL-V 0 ESC).
6795 */
6796 if (had_ctrl_v != Ctrl_V && cap->nchar == '\t' && (curbuf->b_p_et || p_sta))
6797 {
6798 stuffnumReadbuff(cap->count1);
6799 stuffcharReadbuff('R');
6800 stuffcharReadbuff('\t');
6801 stuffcharReadbuff(ESC);
6802 return;
6803 }
6804
6805 /* save line for undo */
6806 if (u_save_cursor() == FAIL)
6807 return;
6808
6809 if (had_ctrl_v != Ctrl_V && (cap->nchar == '\r' || cap->nchar == '\n'))
6810 {
6811 /*
6812 * Replace character(s) by a single newline.
6813 * Strange vi behaviour: Only one newline is inserted.
6814 * Delete the characters here.
6815 * Insert the newline with an insert command, takes care of
6816 * autoindent. The insert command depends on being on the last
6817 * character of a line or not.
6818 */
6819 #ifdef FEAT_MBYTE
6820 (void)del_chars(cap->count1, FALSE); /* delete the characters */
6821 #else
6822 (void)del_bytes(cap->count1, FALSE, FALSE); /* delete the characters */
6823 #endif
6824 stuffcharReadbuff('\r');
6825 stuffcharReadbuff(ESC);
6826
6827 /* Give 'r' to edit(), to get the redo command right. */
6828 invoke_edit(cap, TRUE, 'r', FALSE);
6829 }
6830 else
6831 {
6832 prep_redo(cap->oap->regname, cap->count1,
6833 NUL, 'r', NUL, had_ctrl_v, cap->nchar);
6834
6835 curbuf->b_op_start = curwin->w_cursor;
6836 #ifdef FEAT_MBYTE
6837 if (has_mbyte)
6838 {
6839 int old_State = State;
6840
6841 if (cap->ncharC1 != 0)
6842 AppendCharToRedobuff(cap->ncharC1);
6843 if (cap->ncharC2 != 0)
6844 AppendCharToRedobuff(cap->ncharC2);
6845
6846 /* This is slow, but it handles replacing a single-byte with a
6847 * multi-byte and the other way around. Also handles adding
6848 * composing characters for utf-8. */
6849 for (n = cap->count1; n > 0; --n)
6850 {
6851 State = REPLACE;
6852 ins_char(cap->nchar);
6853 State = old_State;
6854 if (cap->ncharC1 != 0)
6855 ins_char(cap->ncharC1);
6856 if (cap->ncharC2 != 0)
6857 ins_char(cap->ncharC2);
6858 }
6859 }
6860 else
6861 #endif
6862 {
6863 /*
6864 * Replace the characters within one line.
6865 */
6866 for (n = cap->count1; n > 0; --n)
6867 {
6868 /*
6869 * Get ptr again, because u_save and/or showmatch() will have
6870 * released the line. At the same time we let know that the
6871 * line will be changed.
6872 */
6873 ptr = ml_get_buf(curbuf, curwin->w_cursor.lnum, TRUE);
6874 ptr[curwin->w_cursor.col] = cap->nchar;
6875 if (p_sm && msg_silent == 0)
6876 showmatch(cap->nchar);
6877 ++curwin->w_cursor.col;
6878 }
6879 #ifdef FEAT_NETBEANS_INTG
6880 if (usingNetbeans)
6881 {
6882 colnr_T start = (colnr_T)(curwin->w_cursor.col - cap->count1);
6883
6884 netbeans_removed(curbuf, curwin->w_cursor.lnum, start,
6885 (long)cap->count1);
6886 netbeans_inserted(curbuf, curwin->w_cursor.lnum, start,
6887 &ptr[start], (int)cap->count1);
6888 }
6889 #endif
6890
6891 /* mark the buffer as changed and prepare for displaying */
6892 changed_bytes(curwin->w_cursor.lnum,
6893 (colnr_T)(curwin->w_cursor.col - cap->count1));
6894 }
6895 --curwin->w_cursor.col; /* cursor on the last replaced char */
6896 #ifdef FEAT_MBYTE
6897 /* if the character on the left of the current cursor is a multi-byte
6898 * character, move two characters left */
6899 if (has_mbyte)
6900 mb_adjust_cursor();
6901 #endif
6902 curbuf->b_op_end = curwin->w_cursor;
6903 curwin->w_set_curswant = TRUE;
6904 set_last_insert(cap->nchar);
6905 }
6906 }
6907
6908 #ifdef FEAT_VISUAL
6909 /*
6910 * 'o': Exchange start and end of Visual area.
6911 * 'O': same, but in block mode exchange left and right corners.
6912 */
6913 static void
6914 v_swap_corners(cmdchar)
6915 int cmdchar;
6916 {
6917 pos_T old_cursor;
6918 colnr_T left, right;
6919
6920 if (cmdchar == 'O' && VIsual_mode == Ctrl_V)
6921 {
6922 old_cursor = curwin->w_cursor;
6923 getvcols(curwin, &old_cursor, &VIsual, &left, &right);
6924 curwin->w_cursor.lnum = VIsual.lnum;
6925 coladvance(left);
6926 VIsual = curwin->w_cursor;
6927
6928 curwin->w_cursor.lnum = old_cursor.lnum;
6929 curwin->w_curswant = right;
6930 /* 'selection "exclusive" and cursor at right-bottom corner: move it
6931 * right one column */
6932 if (old_cursor.lnum >= VIsual.lnum && *p_sel == 'e')
6933 ++curwin->w_curswant;
6934 coladvance(curwin->w_curswant);
6935 if (curwin->w_cursor.col == old_cursor.col
6936 #ifdef FEAT_VIRTUALEDIT
6937 && (!virtual_active()
6938 || curwin->w_cursor.coladd == old_cursor.coladd)
6939 #endif
6940 )
6941 {
6942 curwin->w_cursor.lnum = VIsual.lnum;
6943 if (old_cursor.lnum <= VIsual.lnum && *p_sel == 'e')
6944 ++right;
6945 coladvance(right);
6946 VIsual = curwin->w_cursor;
6947
6948 curwin->w_cursor.lnum = old_cursor.lnum;
6949 coladvance(left);
6950 curwin->w_curswant = left;
6951 }
6952 }
6953 else
6954 {
6955 old_cursor = curwin->w_cursor;
6956 curwin->w_cursor = VIsual;
6957 VIsual = old_cursor;
6958 curwin->w_set_curswant = TRUE;
6959 }
6960 }
6961 #endif /* FEAT_VISUAL */
6962
6963 /*
6964 * "R" (cap->arg is FALSE) and "gR" (cap->arg is TRUE).
6965 */
6966 static void
6967 nv_Replace(cap)
6968 cmdarg_T *cap;
6969 {
6970 #ifdef FEAT_VISUAL
6971 if (VIsual_active) /* "R" is replace lines */
6972 {
6973 cap->cmdchar = 'c';
6974 cap->nchar = NUL;
6975 VIsual_mode = 'V';
6976 nv_operator(cap);
6977 }
6978 else
6979 #endif
6980 if (!checkclearopq(cap->oap))
6981 {
6982 if (!curbuf->b_p_ma)
6983 EMSG(_(e_modifiable));
6984 else
6985 {
6986 #ifdef FEAT_VIRTUALEDIT
6987 if (virtual_active())
6988 coladvance(getviscol());
6989 #endif
6990 invoke_edit(cap, FALSE, cap->arg ? 'V' : 'R', FALSE);
6991 }
6992 }
6993 }
6994
6995 #ifdef FEAT_VREPLACE
6996 /*
6997 * "gr".
6998 */
6999 static void
7000 nv_vreplace(cap)
7001 cmdarg_T *cap;
7002 {
7003 # ifdef FEAT_VISUAL
7004 if (VIsual_active)
7005 {
7006 cap->cmdchar = 'r';
7007 cap->nchar = cap->extra_char;
7008 nv_replace(cap); /* Do same as "r" in Visual mode for now */
7009 }
7010 else
7011 # endif
7012 if (!checkclearopq(cap->oap))
7013 {
7014 if (!curbuf->b_p_ma)
7015 EMSG(_(e_modifiable));
7016 else
7017 {
7018 if (cap->extra_char == Ctrl_V) /* get another character */
7019 cap->extra_char = get_literal();
7020 stuffcharReadbuff(cap->extra_char);
7021 stuffcharReadbuff(ESC);
7022 # ifdef FEAT_VIRTUALEDIT
7023 if (virtual_active())
7024 coladvance(getviscol());
7025 # endif
7026 invoke_edit(cap, TRUE, 'v', FALSE);
7027 }
7028 }
7029 }
7030 #endif
7031
7032 /*
7033 * Swap case for "~" command, when it does not work like an operator.
7034 */
7035 static void
7036 n_swapchar(cap)
7037 cmdarg_T *cap;
7038 {
7039 long n;
7040 pos_T startpos;
7041 int did_change = 0;
7042 #ifdef FEAT_NETBEANS_INTG
7043 pos_T pos;
7044 char_u *ptr;
7045 int count;
7046 #endif
7047
7048 if (checkclearopq(cap->oap))
7049 return;
7050
7051 if (lineempty(curwin->w_cursor.lnum) && vim_strchr(p_ww, '~') == NULL)
7052 {
7053 clearopbeep(cap->oap);
7054 return;
7055 }
7056
7057 prep_redo_cmd(cap);
7058
7059 if (u_save_cursor() == FAIL)
7060 return;
7061
7062 startpos = curwin->w_cursor;
7063 #ifdef FEAT_NETBEANS_INTG
7064 pos = startpos;
7065 #endif
7066 for (n = cap->count1; n > 0; --n)
7067 {
7068 did_change |= swapchar(cap->oap->op_type, &curwin->w_cursor);
7069 inc_cursor();
7070 if (gchar_cursor() == NUL)
7071 {
7072 if (vim_strchr(p_ww, '~') != NULL
7073 && curwin->w_cursor.lnum < curbuf->b_ml.ml_line_count)
7074 {
7075 #ifdef FEAT_NETBEANS_INTG
7076 if (usingNetbeans)
7077 {
7078 if (did_change)
7079 {
7080 ptr = ml_get(pos.lnum);
7081 count = (int)STRLEN(ptr) - pos.col;
7082 netbeans_removed(curbuf, pos.lnum, pos.col,
7083 (long)count);
7084 netbeans_inserted(curbuf, pos.lnum, pos.col,
7085 &ptr[pos.col], count);
7086 }
7087 pos.col = 0;
7088 pos.lnum++;
7089 }
7090 #endif
7091 ++curwin->w_cursor.lnum;
7092 curwin->w_cursor.col = 0;
7093 if (n > 1)
7094 {
7095 if (u_savesub(curwin->w_cursor.lnum) == FAIL)
7096 break;
7097 u_clearline();
7098 }
7099 }
7100 else
7101 break;
7102 }
7103 }
7104 #ifdef FEAT_NETBEANS_INTG
7105 if (did_change && usingNetbeans)
7106 {
7107 ptr = ml_get(pos.lnum);
7108 count = curwin->w_cursor.col - pos.col;
7109 netbeans_removed(curbuf, pos.lnum, pos.col, (long)count);
7110 netbeans_inserted(curbuf, pos.lnum, pos.col, &ptr[pos.col], count);
7111 }
7112 #endif
7113
7114
7115 check_cursor();
7116 curwin->w_set_curswant = TRUE;
7117 if (did_change)
7118 {
7119 changed_lines(startpos.lnum, startpos.col, curwin->w_cursor.lnum + 1,
7120 0L);
7121 curbuf->b_op_start = startpos;
7122 curbuf->b_op_end = curwin->w_cursor;
7123 if (curbuf->b_op_end.col > 0)
7124 --curbuf->b_op_end.col;
7125 }
7126 }
7127
7128 /*
7129 * Move cursor to mark.
7130 */
7131 static void
7132 nv_cursormark(cap, flag, pos)
7133 cmdarg_T *cap;
7134 int flag;
7135 pos_T *pos;
7136 {
7137 if (check_mark(pos) == FAIL)
7138 clearop(cap->oap);
7139 else
7140 {
7141 if (cap->cmdchar == '\''
7142 || cap->cmdchar == '`'
7143 || cap->cmdchar == '['
7144 || cap->cmdchar == ']')
7145 setpcmark();
7146 curwin->w_cursor = *pos;
7147 if (flag)
7148 beginline(BL_WHITE | BL_FIX);
7149 else
7150 check_cursor();
7151 }
7152 cap->oap->motion_type = flag ? MLINE : MCHAR;
7153 if (cap->cmdchar == '`')
7154 cap->oap->use_reg_one = TRUE;
7155 cap->oap->inclusive = FALSE; /* ignored if not MCHAR */
7156 curwin->w_set_curswant = TRUE;
7157 }
7158
7159 #ifdef FEAT_VISUAL
7160 /*
7161 * Handle commands that are operators in Visual mode.
7162 */
7163 static void
7164 v_visop(cap)
7165 cmdarg_T *cap;
7166 {
7167 static char_u trans[] = "YyDdCcxdXdAAIIrr";
7168
7169 /* Uppercase means linewise, except in block mode, then "D" deletes till
7170 * the end of the line, and "C" replaces til EOL */
7171 if (isupper(cap->cmdchar))
7172 {
7173 if (VIsual_mode != Ctrl_V)
7174 VIsual_mode = 'V';
7175 else if (cap->cmdchar == 'C' || cap->cmdchar == 'D')
7176 curwin->w_curswant = MAXCOL;
7177 }
7178 cap->cmdchar = *(vim_strchr(trans, cap->cmdchar) + 1);
7179 nv_operator(cap);
7180 }
7181 #endif
7182
7183 /*
7184 * "s" and "S" commands.
7185 */
7186 static void
7187 nv_subst(cap)
7188 cmdarg_T *cap;
7189 {
7190 #ifdef FEAT_VISUAL
7191 if (VIsual_active) /* "vs" and "vS" are the same as "vc" */
7192 {
7193 if (cap->cmdchar == 'S')
7194 VIsual_mode = 'V';
7195 cap->cmdchar = 'c';
7196 nv_operator(cap);
7197 }
7198 else
7199 #endif
7200 nv_optrans(cap);
7201 }
7202
7203 /*
7204 * Abbreviated commands.
7205 */
7206 static void
7207 nv_abbrev(cap)
7208 cmdarg_T *cap;
7209 {
7210 if (cap->cmdchar == K_DEL || cap->cmdchar == K_KDEL)
7211 cap->cmdchar = 'x'; /* DEL key behaves like 'x' */
7212
7213 #ifdef FEAT_VISUAL
7214 /* in Visual mode these commands are operators */
7215 if (VIsual_active)
7216 v_visop(cap);
7217 else
7218 #endif
7219 nv_optrans(cap);
7220 }
7221
7222 /*
7223 * Translate a command into another command.
7224 */
7225 static void
7226 nv_optrans(cap)
7227 cmdarg_T *cap;
7228 {
7229 static char_u *(ar[8]) = {(char_u *)"dl", (char_u *)"dh",
7230 (char_u *)"d$", (char_u *)"c$",
7231 (char_u *)"cl", (char_u *)"cc",
7232 (char_u *)"yy", (char_u *)":s\r"};
7233 static char_u *str = (char_u *)"xXDCsSY&";
7234
7235 if (!checkclearopq(cap->oap))
7236 {
7237 /* In Vi "2D" doesn't delete the next line. Can't translate it
7238 * either, because "2." should also not use the count. */
7239 if (cap->cmdchar == 'D' && vim_strchr(p_cpo, CPO_HASH) != NULL)
7240 {
7241 cap->oap->start = curwin->w_cursor;
7242 cap->oap->op_type = OP_DELETE;
7243 #ifdef FEAT_EVAL
7244 set_op_var(OP_DELETE);
7245 #endif
7246 cap->count1 = 1;
7247 nv_dollar(cap);
7248 finish_op = TRUE;
7249 ResetRedobuff();
7250 AppendCharToRedobuff('D');
7251 }
7252 else
7253 {
7254 if (cap->count0)
7255 stuffnumReadbuff(cap->count0);
7256 stuffReadbuff(ar[(int)(vim_strchr(str, cap->cmdchar) - str)]);
7257 }
7258 }
7259 cap->opcount = 0;
7260 }
7261
7262 /*
7263 * "'" and "`" commands. Also for "g'" and "g`".
7264 * cap->arg is TRUE for "'" and "g'".
7265 */
7266 static void
7267 nv_gomark(cap)
7268 cmdarg_T *cap;
7269 {
7270 pos_T *pos;
7271 int c;
7272 #ifdef FEAT_FOLDING
7273 linenr_T lnum = curwin->w_cursor.lnum;
7274 int old_KeyTyped = KeyTyped; /* getting file may reset it */
7275 #endif
7276
7277 if (cap->cmdchar == 'g')
7278 c = cap->extra_char;
7279 else
7280 c = cap->nchar;
7281 pos = getmark(c, (cap->oap->op_type == OP_NOP));
7282 if (pos == (pos_T *)-1) /* jumped to other file */
7283 {
7284 if (cap->arg)
7285 {
7286 check_cursor_lnum();
7287 beginline(BL_WHITE | BL_FIX);
7288 }
7289 else
7290 check_cursor();
7291 }
7292 else
7293 nv_cursormark(cap, cap->arg, pos);
7294
7295 #ifdef FEAT_VIRTUALEDIT
7296 /* May need to clear the coladd that a mark includes. */
7297 if (!virtual_active())
7298 curwin->w_cursor.coladd = 0;
7299 #endif
7300 #ifdef FEAT_FOLDING
7301 if (cap->oap->op_type == OP_NOP
7302 && (pos == (pos_T *)-1 || lnum != curwin->w_cursor.lnum)
7303 && (fdo_flags & FDO_MARK)
7304 && old_KeyTyped)
7305 foldOpenCursor();
7306 #endif
7307 }
7308
7309 /*
7310 * Handle CTRL-O, CTRL-I, "g;" and "g," commands.
7311 */
7312 static void
7313 nv_pcmark(cap)
7314 cmdarg_T *cap;
7315 {
7316 #ifdef FEAT_JUMPLIST
7317 pos_T *pos;
7318 # ifdef FEAT_FOLDING
7319 linenr_T lnum = curwin->w_cursor.lnum;
7320 int old_KeyTyped = KeyTyped; /* getting file may reset it */
7321 # endif
7322
7323 if (!checkclearopq(cap->oap))
7324 {
7325 if (cap->cmdchar == 'g')
7326 pos = movechangelist((int)cap->count1);
7327 else
7328 pos = movemark((int)cap->count1);
7329 if (pos == (pos_T *)-1) /* jump to other file */
7330 {
7331 curwin->w_set_curswant = TRUE;
7332 check_cursor();
7333 }
7334 else if (pos != NULL) /* can jump */
7335 nv_cursormark(cap, FALSE, pos);
7336 else if (cap->cmdchar == 'g')
7337 {
7338 if (curbuf->b_changelistlen == 0)
7339 EMSG(_("E664: changelist is empty"));
7340 else if (cap->count1 < 0)
7341 EMSG(_("E662: At start of changelist"));
7342 else
7343 EMSG(_("E663: At end of changelist"));
7344 }
7345 else
7346 clearopbeep(cap->oap);
7347 # ifdef FEAT_FOLDING
7348 if (cap->oap->op_type == OP_NOP
7349 && (pos == (pos_T *)-1 || lnum != curwin->w_cursor.lnum)
7350 && (fdo_flags & FDO_MARK)
7351 && old_KeyTyped)
7352 foldOpenCursor();
7353 # endif
7354 }
7355 #else
7356 clearopbeep(cap->oap);
7357 #endif
7358 }
7359
7360 /*
7361 * Handle '"' command.
7362 */
7363 static void
7364 nv_regname(cap)
7365 cmdarg_T *cap;
7366 {
7367 if (checkclearop(cap->oap))
7368 return;
7369 #ifdef FEAT_EVAL
7370 if (cap->nchar == '=')
7371 cap->nchar = get_expr_register();
7372 #endif
7373 if (cap->nchar != NUL && valid_yank_reg(cap->nchar, FALSE))
7374 {
7375 cap->oap->regname = cap->nchar;
7376 cap->opcount = cap->count0; /* remember count before '"' */
7377 #ifdef FEAT_EVAL
7378 set_reg_var(cap->oap->regname);
7379 #endif
7380 }
7381 else
7382 clearopbeep(cap->oap);
7383 }
7384
7385 #ifdef FEAT_VISUAL
7386 /*
7387 * Handle "v", "V" and "CTRL-V" commands.
7388 * Also for "gh", "gH" and "g^H" commands: Always start Select mode, cap->arg
7389 * is TRUE.
7390 * Handle CTRL-Q just like CTRL-V.
7391 */
7392 static void
7393 nv_visual(cap)
7394 cmdarg_T *cap;
7395 {
7396 if (cap->cmdchar == Ctrl_Q)
7397 cap->cmdchar = Ctrl_V;
7398
7399 /* 'v', 'V' and CTRL-V can be used while an operator is pending to make it
7400 * characterwise, linewise, or blockwise. */
7401 if (cap->oap->op_type != OP_NOP)
7402 {
7403 cap->oap->motion_force = cap->cmdchar;
7404 finish_op = FALSE; /* operator doesn't finish now but later */
7405 return;
7406 }
7407
7408 VIsual_select = cap->arg;
7409 if (VIsual_active) /* change Visual mode */
7410 {
7411 if (VIsual_mode == cap->cmdchar) /* stop visual mode */
7412 end_visual_mode();
7413 else /* toggle char/block mode */
7414 { /* or char/line mode */
7415 VIsual_mode = cap->cmdchar;
7416 showmode();
7417 }
7418 redraw_curbuf_later(INVERTED); /* update the inversion */
7419 }
7420 else /* start Visual mode */
7421 {
7422 check_visual_highlight();
7423 if (cap->count0) /* use previously selected part */
7424 {
7425 if (resel_VIsual_mode == NUL) /* there is none */
7426 {
7427 beep_flush();
7428 return;
7429 }
7430 VIsual = curwin->w_cursor;
7431
7432 VIsual_active = TRUE;
7433 VIsual_reselect = TRUE;
7434 if (!cap->arg)
7435 /* start Select mode when 'selectmode' contains "cmd" */
7436 may_start_select('c');
7437 #ifdef FEAT_MOUSE
7438 setmouse();
7439 #endif
7440 if (p_smd && msg_silent == 0)
7441 redraw_cmdline = TRUE; /* show visual mode later */
7442 /*
7443 * For V and ^V, we multiply the number of lines even if there
7444 * was only one -- webb
7445 */
7446 if (resel_VIsual_mode != 'v' || resel_VIsual_line_count > 1)
7447 {
7448 curwin->w_cursor.lnum +=
7449 resel_VIsual_line_count * cap->count0 - 1;
7450 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
7451 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
7452 }
7453 VIsual_mode = resel_VIsual_mode;
7454 if (VIsual_mode == 'v')
7455 {
7456 if (resel_VIsual_line_count <= 1)
7457 curwin->w_cursor.col += resel_VIsual_col * cap->count0 - 1;
7458 else
7459 curwin->w_cursor.col = resel_VIsual_col;
7460 check_cursor_col();
7461 }
7462 if (resel_VIsual_col == MAXCOL)
7463 {
7464 curwin->w_curswant = MAXCOL;
7465 coladvance((colnr_T)MAXCOL);
7466 }
7467 else if (VIsual_mode == Ctrl_V)
7468 {
7469 validate_virtcol();
7470 curwin->w_curswant = curwin->w_virtcol
7471 + resel_VIsual_col * cap->count0 - 1;
7472 coladvance(curwin->w_curswant);
7473 }
7474 else
7475 curwin->w_set_curswant = TRUE;
7476 redraw_curbuf_later(INVERTED); /* show the inversion */
7477 }
7478 else
7479 {
7480 if (!cap->arg)
7481 /* start Select mode when 'selectmode' contains "cmd" */
7482 may_start_select('c');
7483 n_start_visual_mode(cap->cmdchar);
7484 }
7485 }
7486 }
7487
7488 /*
7489 * Start selection for Shift-movement keys.
7490 */
7491 void
7492 start_selection()
7493 {
7494 /* if 'selectmode' contains "key", start Select mode */
7495 may_start_select('k');
7496 n_start_visual_mode('v');
7497 }
7498
7499 /*
7500 * Start Select mode, if "c" is in 'selectmode' and not in a mapping or menu.
7501 */
7502 void
7503 may_start_select(c)
7504 int c;
7505 {
7506 VIsual_select = (stuff_empty() && typebuf_typed()
7507 && (vim_strchr(p_slm, c) != NULL));
7508 }
7509
7510 /*
7511 * Start Visual mode "c".
7512 * Should set VIsual_select before calling this.
7513 */
7514 static void
7515 n_start_visual_mode(c)
7516 int c;
7517 {
7518 VIsual_mode = c;
7519 VIsual_active = TRUE;
7520 VIsual_reselect = TRUE;
7521 #ifdef FEAT_VIRTUALEDIT
7522 /* Corner case: the 0 position in a tab may change when going into
7523 * virtualedit. Recalculate curwin->w_cursor to avoid bad hilighting.
7524 */
7525 if (c == Ctrl_V && (ve_flags & VE_BLOCK) && gchar_cursor() == TAB)
7526 coladvance(curwin->w_virtcol);
7527 #endif
7528 VIsual = curwin->w_cursor;
7529
7530 #ifdef FEAT_FOLDING
7531 foldAdjustVisual();
7532 #endif
7533
7534 #ifdef FEAT_MOUSE
7535 setmouse();
7536 #endif
7537 if (p_smd && msg_silent == 0)
7538 redraw_cmdline = TRUE; /* show visual mode later */
7539 #ifdef FEAT_CLIPBOARD
7540 /* Make sure the clipboard gets updated. Needed because start and
7541 * end may still be the same, and the selection needs to be owned */
7542 clip_star.vmode = NUL;
7543 #endif
7544
7545 /* Only need to redraw this line, unless still need to redraw an old
7546 * Visual area (when 'lazyredraw' is set). */
7547 if (curwin->w_redr_type < INVERTED)
7548 {
7549 curwin->w_old_cursor_lnum = curwin->w_cursor.lnum;
7550 curwin->w_old_visual_lnum = curwin->w_cursor.lnum;
7551 }
7552 }
7553
7554 #endif /* FEAT_VISUAL */
7555
7556 /*
7557 * CTRL-W: Window commands
7558 */
7559 static void
7560 nv_window(cap)
7561 cmdarg_T *cap;
7562 {
7563 #ifdef FEAT_WINDOWS
7564 if (!checkclearop(cap->oap))
7565 do_window(cap->nchar, cap->count0, NUL); /* everything is in window.c */
7566 #else
7567 (void)checkclearop(cap->oap);
7568 #endif
7569 }
7570
7571 /*
7572 * CTRL-Z: Suspend
7573 */
7574 static void
7575 nv_suspend(cap)
7576 cmdarg_T *cap;
7577 {
7578 clearop(cap->oap);
7579 #ifdef FEAT_VISUAL
7580 if (VIsual_active)
7581 end_visual_mode(); /* stop Visual mode */
7582 #endif
7583 do_cmdline_cmd((char_u *)"st");
7584 }
7585
7586 /*
7587 * Commands starting with "g".
7588 */
7589 static void
7590 nv_g_cmd(cap)
7591 cmdarg_T *cap;
7592 {
7593 oparg_T *oap = cap->oap;
7594 #ifdef FEAT_VISUAL
7595 pos_T tpos;
7596 #endif
7597 int i;
7598 int flag = FALSE;
7599
7600 switch (cap->nchar)
7601 {
7602 #ifdef MEM_PROFILE
7603 /*
7604 * "g^A": dump log of used memory.
7605 */
7606 case Ctrl_A:
7607 vim_mem_profile_dump();
7608 break;
7609 #endif
7610
7611 #ifdef FEAT_VREPLACE
7612 /*
7613 * "gR": Enter virtual replace mode.
7614 */
7615 case 'R':
7616 cap->arg = TRUE;
7617 nv_Replace(cap);
7618 break;
7619
7620 case 'r':
7621 nv_vreplace(cap);
7622 break;
7623 #endif
7624
7625 case '&':
7626 do_cmdline_cmd((char_u *)"%s//~/&");
7627 break;
7628
7629 #ifdef FEAT_VISUAL
7630 /*
7631 * "gv": Reselect the previous Visual area. If Visual already active,
7632 * exchange previous and current Visual area.
7633 */
7634 case 'v':
7635 if (checkclearop(oap))
7636 break;
7637
7638 if ( curbuf->b_visual.vi_start.lnum == 0
7639 || curbuf->b_visual.vi_start.lnum > curbuf->b_ml.ml_line_count
7640 || curbuf->b_visual.vi_end.lnum == 0)
7641 beep_flush();
7642 else
7643 {
7644 /* set w_cursor to the start of the Visual area, tpos to the end */
7645 if (VIsual_active)
7646 {
7647 i = VIsual_mode;
7648 VIsual_mode = curbuf->b_visual.vi_mode;
7649 curbuf->b_visual.vi_mode = i;
7650 # ifdef FEAT_EVAL
7651 curbuf->b_visual_mode_eval = i;
7652 # endif
7653 i = curwin->w_curswant;
7654 curwin->w_curswant = curbuf->b_visual.vi_curswant;
7655 curbuf->b_visual.vi_curswant = i;
7656
7657 tpos = curbuf->b_visual.vi_end;
7658 curbuf->b_visual.vi_end = curwin->w_cursor;
7659 curwin->w_cursor = curbuf->b_visual.vi_start;
7660 curbuf->b_visual.vi_start = VIsual;
7661 }
7662 else
7663 {
7664 VIsual_mode = curbuf->b_visual.vi_mode;
7665 curwin->w_curswant = curbuf->b_visual.vi_curswant;
7666 tpos = curbuf->b_visual.vi_end;
7667 curwin->w_cursor = curbuf->b_visual.vi_start;
7668 }
7669
7670 VIsual_active = TRUE;
7671 VIsual_reselect = TRUE;
7672
7673 /* Set Visual to the start and w_cursor to the end of the Visual
7674 * area. Make sure they are on an existing character. */
7675 check_cursor();
7676 VIsual = curwin->w_cursor;
7677 curwin->w_cursor = tpos;
7678 check_cursor();
7679 update_topline();
7680 /*
7681 * When called from normal "g" command: start Select mode when
7682 * 'selectmode' contains "cmd". When called for K_SELECT, always
7683 * start Select mode.
7684 */
7685 if (cap->arg)
7686 VIsual_select = TRUE;
7687 else
7688 may_start_select('c');
7689 #ifdef FEAT_MOUSE
7690 setmouse();
7691 #endif
7692 #ifdef FEAT_CLIPBOARD
7693 /* Make sure the clipboard gets updated. Needed because start and
7694 * end are still the same, and the selection needs to be owned */
7695 clip_star.vmode = NUL;
7696 #endif
7697 redraw_curbuf_later(INVERTED);
7698 showmode();
7699 }
7700 break;
7701 /*
7702 * "gV": Don't reselect the previous Visual area after a Select mode
7703 * mapping of menu.
7704 */
7705 case 'V':
7706 VIsual_reselect = FALSE;
7707 break;
7708
7709 /*
7710 * "gh": start Select mode.
7711 * "gH": start Select line mode.
7712 * "g^H": start Select block mode.
7713 */
7714 case K_BS:
7715 cap->nchar = Ctrl_H;
7716 /* FALLTHROUGH */
7717 case 'h':
7718 case 'H':
7719 case Ctrl_H:
7720 # ifdef EBCDIC
7721 /* EBCDIC: 'v'-'h' != '^v'-'^h' */
7722 if (cap->nchar == Ctrl_H)
7723 cap->cmdchar = Ctrl_V;
7724 else
7725 # endif
7726 cap->cmdchar = cap->nchar + ('v' - 'h');
7727 cap->arg = TRUE;
7728 nv_visual(cap);
7729 break;
7730 #endif /* FEAT_VISUAL */
7731
7732 /*
7733 * "gj" and "gk" two new funny movement keys -- up and down
7734 * movement based on *screen* line rather than *file* line.
7735 */
7736 case 'j':
7737 case K_DOWN:
7738 /* with 'nowrap' it works just like the normal "j" command; also when
7739 * in a closed fold */
7740 if (!curwin->w_p_wrap
7741 #ifdef FEAT_FOLDING
7742 || hasFolding(curwin->w_cursor.lnum, NULL, NULL)
7743 #endif
7744 )
7745 {
7746 oap->motion_type = MLINE;
7747 i = cursor_down(cap->count1, oap->op_type == OP_NOP);
7748 }
7749 else
7750 i = nv_screengo(oap, FORWARD, cap->count1);
7751 if (i == FAIL)
7752 clearopbeep(oap);
7753 break;
7754
7755 case 'k':
7756 case K_UP:
7757 /* with 'nowrap' it works just like the normal "k" command; also when
7758 * in a closed fold */
7759 if (!curwin->w_p_wrap
7760 #ifdef FEAT_FOLDING
7761 || hasFolding(curwin->w_cursor.lnum, NULL, NULL)
7762 #endif
7763 )
7764 {
7765 oap->motion_type = MLINE;
7766 i = cursor_up(cap->count1, oap->op_type == OP_NOP);
7767 }
7768 else
7769 i = nv_screengo(oap, BACKWARD, cap->count1);
7770 if (i == FAIL)
7771 clearopbeep(oap);
7772 break;
7773
7774 /*
7775 * "gJ": join two lines without inserting a space.
7776 */
7777 case 'J':
7778 nv_join(cap);
7779 break;
7780
7781 /*
7782 * "g0", "g^" and "g$": Like "0", "^" and "$" but for screen lines.
7783 * "gm": middle of "g0" and "g$".
7784 */
7785 case '^':
7786 flag = TRUE;
7787 /* FALLTHROUGH */
7788
7789 case '0':
7790 case 'm':
7791 case K_HOME:
7792 case K_KHOME:
7793 oap->motion_type = MCHAR;
7794 oap->inclusive = FALSE;
7795 if (curwin->w_p_wrap
7796 #ifdef FEAT_VERTSPLIT
7797 && curwin->w_width != 0
7798 #endif
7799 )
7800 {
7801 int width1 = W_WIDTH(curwin) - curwin_col_off();
7802 int width2 = width1 + curwin_col_off2();
7803
7804 validate_virtcol();
7805 i = 0;
7806 if (curwin->w_virtcol >= (colnr_T)width1 && width2 > 0)
7807 i = (curwin->w_virtcol - width1) / width2 * width2 + width1;
7808 }
7809 else
7810 i = curwin->w_leftcol;
7811 /* Go to the middle of the screen line. When 'number' is on and lines
7812 * are wrapping the middle can be more to the left.*/
7813 if (cap->nchar == 'm')
7814 i += (W_WIDTH(curwin) - curwin_col_off()
7815 + ((curwin->w_p_wrap && i > 0)
7816 ? curwin_col_off2() : 0)) / 2;
7817 coladvance((colnr_T)i);
7818 if (flag)
7819 {
7820 do
7821 i = gchar_cursor();
7822 while (vim_iswhite(i) && oneright() == OK);
7823 }
7824 curwin->w_set_curswant = TRUE;
7825 break;
7826
7827 case '_':
7828 /* "g_": to the last non-blank character in the line or <count> lines
7829 * downward. */
7830 cap->oap->motion_type = MCHAR;
7831 cap->oap->inclusive = TRUE;
7832 curwin->w_curswant = MAXCOL;
7833 if (cursor_down((long)(cap->count1 - 1),
7834 cap->oap->op_type == OP_NOP) == FAIL)
7835 clearopbeep(cap->oap);
7836 else
7837 {
7838 char_u *ptr = ml_get_curline();
7839
7840 /* In Visual mode we may end up after the line. */
7841 if (curwin->w_cursor.col > 0 && ptr[curwin->w_cursor.col] == NUL)
7842 --curwin->w_cursor.col;
7843
7844 /* Decrease the cursor column until it's on a non-blank. */
7845 while (curwin->w_cursor.col > 0
7846 && vim_iswhite(ptr[curwin->w_cursor.col]))
7847 --curwin->w_cursor.col;
7848 curwin->w_set_curswant = TRUE;
7849 }
7850 break;
7851
7852 case '$':
7853 case K_END:
7854 case K_KEND:
7855 {
7856 int col_off = curwin_col_off();
7857
7858 oap->motion_type = MCHAR;
7859 oap->inclusive = TRUE;
7860 if (curwin->w_p_wrap
7861 #ifdef FEAT_VERTSPLIT
7862 && curwin->w_width != 0
7863 #endif
7864 )
7865 {
7866 curwin->w_curswant = MAXCOL; /* so we stay at the end */
7867 if (cap->count1 == 1)
7868 {
7869 int width1 = W_WIDTH(curwin) - col_off;
7870 int width2 = width1 + curwin_col_off2();
7871
7872 validate_virtcol();
7873 i = width1 - 1;
7874 if (curwin->w_virtcol >= (colnr_T)width1)
7875 i += ((curwin->w_virtcol - width1) / width2 + 1)
7876 * width2;
7877 coladvance((colnr_T)i);
7878 #if defined(FEAT_LINEBREAK) || defined(FEAT_MBYTE)
7879 if (curwin->w_cursor.col > 0 && curwin->w_p_wrap)
7880 {
7881 /*
7882 * Check for landing on a character that got split at
7883 * the end of the line. We do not want to advance to
7884 * the next screen line.
7885 */
7886 validate_virtcol();
7887 if (curwin->w_virtcol > (colnr_T)i)
7888 --curwin->w_cursor.col;
7889 }
7890 #endif
7891 }
7892 else if (nv_screengo(oap, FORWARD, cap->count1 - 1) == FAIL)
7893 clearopbeep(oap);
7894 }
7895 else
7896 {
7897 i = curwin->w_leftcol + W_WIDTH(curwin) - col_off - 1;
7898 coladvance((colnr_T)i);
7899
7900 /* Make sure we stick in this column. */
7901 validate_virtcol();
7902 curwin->w_curswant = curwin->w_virtcol;
7903 curwin->w_set_curswant = FALSE;
7904 }
7905 }
7906 break;
7907
7908 /*
7909 * "g*" and "g#", like "*" and "#" but without using "\<" and "\>"
7910 */
7911 case '*':
7912 case '#':
7913 #if POUND != '#'
7914 case POUND: /* pound sign (sometimes equal to '#') */
7915 #endif
7916 case Ctrl_RSB: /* :tag or :tselect for current identifier */
7917 case ']': /* :tselect for current identifier */
7918 nv_ident(cap);
7919 break;
7920
7921 /*
7922 * ge and gE: go back to end of word
7923 */
7924 case 'e':
7925 case 'E':
7926 oap->motion_type = MCHAR;
7927 curwin->w_set_curswant = TRUE;
7928 oap->inclusive = TRUE;
7929 if (bckend_word(cap->count1, cap->nchar == 'E', FALSE) == FAIL)
7930 clearopbeep(oap);
7931 break;
7932
7933 /*
7934 * "g CTRL-G": display info about cursor position
7935 */
7936 case Ctrl_G:
7937 cursor_pos_info();
7938 break;
7939
7940 /*
7941 * "gi": start Insert at the last position.
7942 */
7943 case 'i':
7944 if (curbuf->b_last_insert.lnum != 0)
7945 {
7946 curwin->w_cursor = curbuf->b_last_insert;
7947 check_cursor_lnum();
7948 i = (int)STRLEN(ml_get_curline());
7949 if (curwin->w_cursor.col > (colnr_T)i)
7950 {
7951 #ifdef FEAT_VIRTUALEDIT
7952 if (virtual_active())
7953 curwin->w_cursor.coladd += curwin->w_cursor.col - i;
7954 #endif
7955 curwin->w_cursor.col = i;
7956 }
7957 }
7958 cap->cmdchar = 'i';
7959 nv_edit(cap);
7960 break;
7961
7962 /*
7963 * "gI": Start insert in column 1.
7964 */
7965 case 'I':
7966 beginline(0);
7967 if (!checkclearopq(oap))
7968 invoke_edit(cap, FALSE, 'g', FALSE);
7969 break;
7970
7971 #ifdef FEAT_SEARCHPATH
7972 /*
7973 * "gf": goto file, edit file under cursor
7974 * "]f" and "[f": can also be used.
7975 */
7976 case 'f':
7977 case 'F':
7978 nv_gotofile(cap);
7979 break;
7980 #endif
7981
7982 /* "g'm" and "g`m": jump to mark without setting pcmark */
7983 case '\'':
7984 cap->arg = TRUE;
7985 /*FALLTHROUGH*/
7986 case '`':
7987 nv_gomark(cap);
7988 break;
7989
7990 /*
7991 * "gs": Goto sleep.
7992 */
7993 case 's':
7994 do_sleep(cap->count1 * 1000L);
7995 break;
7996
7997 /*
7998 * "ga": Display the ascii value of the character under the
7999 * cursor. It is displayed in decimal, hex, and octal. -- webb
8000 */
8001 case 'a':
8002 do_ascii(NULL);
8003 break;
8004
8005 #ifdef FEAT_MBYTE
8006 /*
8007 * "g8": Display the bytes used for the UTF-8 character under the
8008 * cursor. It is displayed in hex.
8009 * "8g8" finds illegal byte sequence.
8010 */
8011 case '8':
8012 if (cap->count0 == 8)
8013 utf_find_illegal();
8014 else
8015 show_utf8();
8016 break;
8017 #endif
8018
8019 case '<':
8020 show_sb_text();
8021 break;
8022
8023 /*
8024 * "gg": Goto the first line in file. With a count it goes to
8025 * that line number like for "G". -- webb
8026 */
8027 case 'g':
8028 cap->arg = FALSE;
8029 nv_goto(cap);
8030 break;
8031
8032 /*
8033 * Two-character operators:
8034 * "gq" Format text
8035 * "gw" Format text and keep cursor position
8036 * "g~" Toggle the case of the text.
8037 * "gu" Change text to lower case.
8038 * "gU" Change text to upper case.
8039 * "g?" rot13 encoding
8040 * "g@" call 'operatorfunc'
8041 */
8042 case 'q':
8043 case 'w':
8044 oap->cursor_start = curwin->w_cursor;
8045 /*FALLTHROUGH*/
8046 case '~':
8047 case 'u':
8048 case 'U':
8049 case '?':
8050 case '@':
8051 nv_operator(cap);
8052 break;
8053
8054 /*
8055 * "gd": Find first occurrence of pattern under the cursor in the
8056 * current function
8057 * "gD": idem, but in the current file.
8058 */
8059 case 'd':
8060 case 'D':
8061 nv_gd(oap, cap->nchar, (int)cap->count0);
8062 break;
8063
8064 #ifdef FEAT_MOUSE
8065 /*
8066 * g<*Mouse> : <C-*mouse>
8067 */
8068 case K_MIDDLEMOUSE:
8069 case K_MIDDLEDRAG:
8070 case K_MIDDLERELEASE:
8071 case K_LEFTMOUSE:
8072 case K_LEFTDRAG:
8073 case K_LEFTRELEASE:
8074 case K_RIGHTMOUSE:
8075 case K_RIGHTDRAG:
8076 case K_RIGHTRELEASE:
8077 case K_X1MOUSE:
8078 case K_X1DRAG:
8079 case K_X1RELEASE:
8080 case K_X2MOUSE:
8081 case K_X2DRAG:
8082 case K_X2RELEASE:
8083 mod_mask = MOD_MASK_CTRL;
8084 (void)do_mouse(oap, cap->nchar, BACKWARD, cap->count1, 0);
8085 break;
8086 #endif
8087
8088 case K_IGNORE:
8089 break;
8090
8091 /*
8092 * "gP" and "gp": same as "P" and "p" but leave cursor just after new text
8093 */
8094 case 'p':
8095 case 'P':
8096 nv_put(cap);
8097 break;
8098
8099 #ifdef FEAT_BYTEOFF
8100 /* "go": goto byte count from start of buffer */
8101 case 'o':
8102 goto_byte(cap->count0);
8103 break;
8104 #endif
8105
8106 /* "gQ": improved Ex mode */
8107 case 'Q':
8108 if (text_locked())
8109 {
8110 clearopbeep(cap->oap);
8111 text_locked_msg();
8112 break;
8113 }
8114
8115 if (!checkclearopq(oap))
8116 do_exmode(TRUE);
8117 break;
8118
8119 #ifdef FEAT_JUMPLIST
8120 case ',':
8121 nv_pcmark(cap);
8122 break;
8123
8124 case ';':
8125 cap->count1 = -cap->count1;
8126 nv_pcmark(cap);
8127 break;
8128 #endif
8129
8130 #ifdef FEAT_WINDOWS
8131 case 't':
8132 goto_tabpage((int)cap->count0);
8133 break;
8134 case 'T':
8135 goto_tabpage(-(int)cap->count1);
8136 break;
8137 #endif
8138
8139 case '+':
8140 case '-': /* "g+" and "g-": undo or redo along the timeline */
8141 if (!checkclearopq(oap))
8142 undo_time(cap->nchar == '-' ? -cap->count1 : cap->count1,
8143 FALSE, FALSE);
8144 break;
8145
8146 default:
8147 clearopbeep(oap);
8148 break;
8149 }
8150 }
8151
8152 /*
8153 * Handle "o" and "O" commands.
8154 */
8155 static void
8156 n_opencmd(cap)
8157 cmdarg_T *cap;
8158 {
8159 if (!checkclearopq(cap->oap))
8160 {
8161 #ifdef FEAT_FOLDING
8162 if (cap->cmdchar == 'O')
8163 /* Open above the first line of a folded sequence of lines */
8164 (void)hasFolding(curwin->w_cursor.lnum,
8165 &curwin->w_cursor.lnum, NULL);
8166 else
8167 /* Open below the last line of a folded sequence of lines */
8168 (void)hasFolding(curwin->w_cursor.lnum,
8169 NULL, &curwin->w_cursor.lnum);
8170 #endif
8171 if (u_save((linenr_T)(curwin->w_cursor.lnum -
8172 (cap->cmdchar == 'O' ? 1 : 0)),
8173 (linenr_T)(curwin->w_cursor.lnum +
8174 (cap->cmdchar == 'o' ? 1 : 0))
8175 ) == OK
8176 && open_line(cap->cmdchar == 'O' ? BACKWARD : FORWARD,
8177 #ifdef FEAT_COMMENTS
8178 has_format_option(FO_OPEN_COMS) ? OPENLINE_DO_COM :
8179 #endif
8180 0, 0))
8181 {
8182 /* When '#' is in 'cpoptions' ignore the count. */
8183 if (vim_strchr(p_cpo, CPO_HASH) != NULL)
8184 cap->count1 = 1;
8185 invoke_edit(cap, FALSE, cap->cmdchar, TRUE);
8186 }
8187 }
8188 }
8189
8190 /*
8191 * "." command: redo last change.
8192 */
8193 static void
8194 nv_dot(cap)
8195 cmdarg_T *cap;
8196 {
8197 if (!checkclearopq(cap->oap))
8198 {
8199 /*
8200 * If "restart_edit" is TRUE, the last but one command is repeated
8201 * instead of the last command (inserting text). This is used for
8202 * CTRL-O <.> in insert mode.
8203 */
8204 if (start_redo(cap->count0, restart_edit != 0 && !arrow_used) == FAIL)
8205 clearopbeep(cap->oap);
8206 }
8207 }
8208
8209 /*
8210 * CTRL-R: undo undo
8211 */
8212 static void
8213 nv_redo(cap)
8214 cmdarg_T *cap;
8215 {
8216 if (!checkclearopq(cap->oap))
8217 {
8218 u_redo((int)cap->count1);
8219 curwin->w_set_curswant = TRUE;
8220 }
8221 }
8222
8223 /*
8224 * Handle "U" command.
8225 */
8226 static void
8227 nv_Undo(cap)
8228 cmdarg_T *cap;
8229 {
8230 /* In Visual mode and typing "gUU" triggers an operator */
8231 if (cap->oap->op_type == OP_UPPER
8232 #ifdef FEAT_VISUAL
8233 || VIsual_active
8234 #endif
8235 )
8236 {
8237 /* translate "gUU" to "gUgU" */
8238 cap->cmdchar = 'g';
8239 cap->nchar = 'U';
8240 nv_operator(cap);
8241 }
8242 else if (!checkclearopq(cap->oap))
8243 {
8244 u_undoline();
8245 curwin->w_set_curswant = TRUE;
8246 }
8247 }
8248
8249 /*
8250 * '~' command: If tilde is not an operator and Visual is off: swap case of a
8251 * single character.
8252 */
8253 static void
8254 nv_tilde(cap)
8255 cmdarg_T *cap;
8256 {
8257 if (!p_to
8258 #ifdef FEAT_VISUAL
8259 && !VIsual_active
8260 #endif
8261 && cap->oap->op_type != OP_TILDE)
8262 n_swapchar(cap);
8263 else
8264 nv_operator(cap);
8265 }
8266
8267 /*
8268 * Handle an operator command.
8269 * The actual work is done by do_pending_operator().
8270 */
8271 static void
8272 nv_operator(cap)
8273 cmdarg_T *cap;
8274 {
8275 int op_type;
8276
8277 op_type = get_op_type(cap->cmdchar, cap->nchar);
8278
8279 if (op_type == cap->oap->op_type) /* double operator works on lines */
8280 nv_lineop(cap);
8281 else if (!checkclearop(cap->oap))
8282 {
8283 cap->oap->start = curwin->w_cursor;
8284 cap->oap->op_type = op_type;
8285 #ifdef FEAT_EVAL
8286 set_op_var(op_type);
8287 #endif
8288 }
8289 }
8290
8291 #ifdef FEAT_EVAL
8292 /*
8293 * Set v:operator to the characters for "optype".
8294 */
8295 static void
8296 set_op_var(optype)
8297 int optype;
8298 {
8299 char_u opchars[3];
8300
8301 if (optype == OP_NOP)
8302 set_vim_var_string(VV_OP, NULL, 0);
8303 else
8304 {
8305 opchars[0] = get_op_char(optype);
8306 opchars[1] = get_extra_op_char(optype);
8307 opchars[2] = NUL;
8308 set_vim_var_string(VV_OP, opchars, -1);
8309 }
8310 }
8311 #endif
8312
8313 /*
8314 * Handle linewise operator "dd", "yy", etc.
8315 *
8316 * "_" is is a strange motion command that helps make operators more logical.
8317 * It is actually implemented, but not documented in the real Vi. This motion
8318 * command actually refers to "the current line". Commands like "dd" and "yy"
8319 * are really an alternate form of "d_" and "y_". It does accept a count, so
8320 * "d3_" works to delete 3 lines.
8321 */
8322 static void
8323 nv_lineop(cap)
8324 cmdarg_T *cap;
8325 {
8326 cap->oap->motion_type = MLINE;
8327 if (cursor_down(cap->count1 - 1L, cap->oap->op_type == OP_NOP) == FAIL)
8328 clearopbeep(cap->oap);
8329 else if ( cap->oap->op_type == OP_DELETE
8330 || cap->oap->op_type == OP_LSHIFT
8331 || cap->oap->op_type == OP_RSHIFT)
8332 beginline(BL_SOL | BL_FIX);
8333 else if (cap->oap->op_type != OP_YANK) /* 'Y' does not move cursor */
8334 beginline(BL_WHITE | BL_FIX);
8335 }
8336
8337 /*
8338 * <Home> command.
8339 */
8340 static void
8341 nv_home(cap)
8342 cmdarg_T *cap;
8343 {
8344 /* CTRL-HOME is like "gg" */
8345 if (mod_mask & MOD_MASK_CTRL)
8346 nv_goto(cap);
8347 else
8348 {
8349 cap->count0 = 1;
8350 nv_pipe(cap);
8351 }
8352 ins_at_eol = FALSE; /* Don't move cursor past eol (only necessary in a
8353 one-character line). */
8354 }
8355
8356 /*
8357 * "|" command.
8358 */
8359 static void
8360 nv_pipe(cap)
8361 cmdarg_T *cap;
8362 {
8363 cap->oap->motion_type = MCHAR;
8364 cap->oap->inclusive = FALSE;
8365 beginline(0);
8366 if (cap->count0 > 0)
8367 {
8368 coladvance((colnr_T)(cap->count0 - 1));
8369 curwin->w_curswant = (colnr_T)(cap->count0 - 1);
8370 }
8371 else
8372 curwin->w_curswant = 0;
8373 /* keep curswant at the column where we wanted to go, not where
8374 we ended; differs if line is too short */
8375 curwin->w_set_curswant = FALSE;
8376 }
8377
8378 /*
8379 * Handle back-word command "b" and "B".
8380 * cap->arg is 1 for "B"
8381 */
8382 static void
8383 nv_bck_word(cap)
8384 cmdarg_T *cap;
8385 {
8386 cap->oap->motion_type = MCHAR;
8387 cap->oap->inclusive = FALSE;
8388 curwin->w_set_curswant = TRUE;
8389 if (bck_word(cap->count1, cap->arg, FALSE) == FAIL)
8390 clearopbeep(cap->oap);
8391 #ifdef FEAT_FOLDING
8392 else if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
8393 foldOpenCursor();
8394 #endif
8395 }
8396
8397 /*
8398 * Handle word motion commands "e", "E", "w" and "W".
8399 * cap->arg is TRUE for "E" and "W".
8400 */
8401 static void
8402 nv_wordcmd(cap)
8403 cmdarg_T *cap;
8404 {
8405 int n;
8406 int word_end;
8407 int flag = FALSE;
8408 pos_T startpos = curwin->w_cursor;
8409
8410 /*
8411 * Set inclusive for the "E" and "e" command.
8412 */
8413 if (cap->cmdchar == 'e' || cap->cmdchar == 'E')
8414 word_end = TRUE;
8415 else
8416 word_end = FALSE;
8417 cap->oap->inclusive = word_end;
8418
8419 /*
8420 * "cw" and "cW" are a special case.
8421 */
8422 if (!word_end && cap->oap->op_type == OP_CHANGE)
8423 {
8424 n = gchar_cursor();
8425 if (n != NUL) /* not an empty line */
8426 {
8427 if (vim_iswhite(n))
8428 {
8429 /*
8430 * Reproduce a funny Vi behaviour: "cw" on a blank only
8431 * changes one character, not all blanks until the start of
8432 * the next word. Only do this when the 'w' flag is included
8433 * in 'cpoptions'.
8434 */
8435 if (cap->count1 == 1 && vim_strchr(p_cpo, CPO_CW) != NULL)
8436 {
8437 cap->oap->inclusive = TRUE;
8438 cap->oap->motion_type = MCHAR;
8439 return;
8440 }
8441 }
8442 else
8443 {
8444 /*
8445 * This is a little strange. To match what the real Vi does,
8446 * we effectively map 'cw' to 'ce', and 'cW' to 'cE', provided
8447 * that we are not on a space or a TAB. This seems impolite
8448 * at first, but it's really more what we mean when we say
8449 * 'cw'.
8450 * Another strangeness: When standing on the end of a word
8451 * "ce" will change until the end of the next wordt, but "cw"
8452 * will change only one character! This is done by setting
8453 * flag.
8454 */
8455 cap->oap->inclusive = TRUE;
8456 word_end = TRUE;
8457 flag = TRUE;
8458 }
8459 }
8460 }
8461
8462 cap->oap->motion_type = MCHAR;
8463 curwin->w_set_curswant = TRUE;
8464 if (word_end)
8465 n = end_word(cap->count1, cap->arg, flag, FALSE);
8466 else
8467 n = fwd_word(cap->count1, cap->arg, cap->oap->op_type != OP_NOP);
8468
8469 /* Don't leave the cursor on the NUL past the end of line. Unless we
8470 * didn't move it forward. */
8471 if (lt(startpos, curwin->w_cursor))
8472 adjust_cursor(cap->oap);
8473
8474 if (n == FAIL && cap->oap->op_type == OP_NOP)
8475 clearopbeep(cap->oap);
8476 else
8477 {
8478 #ifdef FEAT_VISUAL
8479 adjust_for_sel(cap);
8480 #endif
8481 #ifdef FEAT_FOLDING
8482 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
8483 foldOpenCursor();
8484 #endif
8485 }
8486 }
8487
8488 /*
8489 * Used after a movement command: If the cursor ends up on the NUL after the
8490 * end of the line, may move it back to the last character and make the motion
8491 * inclusive.
8492 */
8493 static void
8494 adjust_cursor(oap)
8495 oparg_T *oap;
8496 {
8497 /* The cursor cannot remain on the NUL when:
8498 * - the column is > 0
8499 * - not in Visual mode or 'selection' is "o"
8500 * - 'virtualedit' is not "all" and not "onemore".
8501 */
8502 if (curwin->w_cursor.col > 0 && gchar_cursor() == NUL
8503 #ifdef FEAT_VISUAL
8504 && (!VIsual_active || *p_sel == 'o')
8505 #endif
8506 #ifdef FEAT_VIRTUALEDIT
8507 && !virtual_active() && (ve_flags & VE_ONEMORE) == 0
8508 #endif
8509 )
8510 {
8511 --curwin->w_cursor.col;
8512 #ifdef FEAT_MBYTE
8513 /* prevent cursor from moving on the trail byte */
8514 if (has_mbyte)
8515 mb_adjust_cursor();
8516 #endif
8517 oap->inclusive = TRUE;
8518 }
8519 }
8520
8521 /*
8522 * "0" and "^" commands.
8523 * cap->arg is the argument for beginline().
8524 */
8525 static void
8526 nv_beginline(cap)
8527 cmdarg_T *cap;
8528 {
8529 cap->oap->motion_type = MCHAR;
8530 cap->oap->inclusive = FALSE;
8531 beginline(cap->arg);
8532 #ifdef FEAT_FOLDING
8533 if ((fdo_flags & FDO_HOR) && KeyTyped && cap->oap->op_type == OP_NOP)
8534 foldOpenCursor();
8535 #endif
8536 ins_at_eol = FALSE; /* Don't move cursor past eol (only necessary in a
8537 one-character line). */
8538 }
8539
8540 #ifdef FEAT_VISUAL
8541 /*
8542 * In exclusive Visual mode, may include the last character.
8543 */
8544 static void
8545 adjust_for_sel(cap)
8546 cmdarg_T *cap;
8547 {
8548 if (VIsual_active && cap->oap->inclusive && *p_sel == 'e'
8549 && gchar_cursor() != NUL && lt(VIsual, curwin->w_cursor))
8550 {
8551 # ifdef FEAT_MBYTE
8552 if (has_mbyte)
8553 inc_cursor();
8554 else
8555 # endif
8556 ++curwin->w_cursor.col;
8557 cap->oap->inclusive = FALSE;
8558 }
8559 }
8560
8561 /*
8562 * Exclude last character at end of Visual area for 'selection' == "exclusive".
8563 * Should check VIsual_mode before calling this.
8564 * Returns TRUE when backed up to the previous line.
8565 */
8566 static int
8567 unadjust_for_sel()
8568 {
8569 pos_T *pp;
8570
8571 if (*p_sel == 'e' && !equalpos(VIsual, curwin->w_cursor))
8572 {
8573 if (lt(VIsual, curwin->w_cursor))
8574 pp = &curwin->w_cursor;
8575 else
8576 pp = &VIsual;
8577 #ifdef FEAT_VIRTUALEDIT
8578 if (pp->coladd > 0)
8579 --pp->coladd;
8580 else
8581 #endif
8582 if (pp->col > 0)
8583 {
8584 --pp->col;
8585 #ifdef FEAT_MBYTE
8586 mb_adjustpos(pp);
8587 #endif
8588 }
8589 else if (pp->lnum > 1)
8590 {
8591 --pp->lnum;
8592 pp->col = (colnr_T)STRLEN(ml_get(pp->lnum));
8593 return TRUE;
8594 }
8595 }
8596 return FALSE;
8597 }
8598
8599 /*
8600 * SELECT key in Normal or Visual mode: end of Select mode mapping.
8601 */
8602 static void
8603 nv_select(cap)
8604 cmdarg_T *cap;
8605 {
8606 if (VIsual_active)
8607 VIsual_select = TRUE;
8608 else if (VIsual_reselect)
8609 {
8610 cap->nchar = 'v'; /* fake "gv" command */
8611 cap->arg = TRUE;
8612 nv_g_cmd(cap);
8613 }
8614 }
8615
8616 #endif
8617
8618 /*
8619 * "G", "gg", CTRL-END, CTRL-HOME.
8620 * cap->arg is TRUE for "G".
8621 */
8622 static void
8623 nv_goto(cap)
8624 cmdarg_T *cap;
8625 {
8626 linenr_T lnum;
8627
8628 if (cap->arg)
8629 lnum = curbuf->b_ml.ml_line_count;
8630 else
8631 lnum = 1L;
8632 cap->oap->motion_type = MLINE;
8633 setpcmark();
8634
8635 /* When a count is given, use it instead of the default lnum */
8636 if (cap->count0 != 0)
8637 lnum = cap->count0;
8638 if (lnum < 1L)
8639 lnum = 1L;
8640 else if (lnum > curbuf->b_ml.ml_line_count)
8641 lnum = curbuf->b_ml.ml_line_count;
8642 curwin->w_cursor.lnum = lnum;
8643 beginline(BL_SOL | BL_FIX);
8644 #ifdef FEAT_FOLDING
8645 if ((fdo_flags & FDO_JUMP) && KeyTyped && cap->oap->op_type == OP_NOP)
8646 foldOpenCursor();
8647 #endif
8648 }
8649
8650 /*
8651 * CTRL-\ in Normal mode.
8652 */
8653 static void
8654 nv_normal(cap)
8655 cmdarg_T *cap;
8656 {
8657 if (cap->nchar == Ctrl_N || cap->nchar == Ctrl_G)
8658 {
8659 clearop(cap->oap);
8660 if (restart_edit != 0 && mode_displayed)
8661 clear_cmdline = TRUE; /* unshow mode later */
8662 restart_edit = 0;
8663 #ifdef FEAT_CMDWIN
8664 if (cmdwin_type != 0)
8665 cmdwin_result = Ctrl_C;
8666 #endif
8667 #ifdef FEAT_VISUAL
8668 if (VIsual_active)
8669 {
8670 end_visual_mode(); /* stop Visual */
8671 redraw_curbuf_later(INVERTED);
8672 }
8673 #endif
8674 /* CTRL-\ CTRL-G restarts Insert mode when 'insertmode' is set. */
8675 if (cap->nchar == Ctrl_G && p_im)
8676 restart_edit = 'a';
8677 }
8678 else
8679 clearopbeep(cap->oap);
8680 }
8681
8682 /*
8683 * ESC in Normal mode: beep, but don't flush buffers.
8684 * Don't even beep if we are canceling a command.
8685 */
8686 static void
8687 nv_esc(cap)
8688 cmdarg_T *cap;
8689 {
8690 int no_reason;
8691
8692 no_reason = (cap->oap->op_type == OP_NOP
8693 && cap->opcount == 0
8694 && cap->count0 == 0
8695 && cap->oap->regname == 0
8696 && !p_im);
8697
8698 if (cap->arg) /* TRUE for CTRL-C */
8699 {
8700 if (restart_edit == 0
8701 #ifdef FEAT_CMDWIN
8702 && cmdwin_type == 0
8703 #endif
8704 #ifdef FEAT_VISUAL
8705 && !VIsual_active
8706 #endif
8707 && no_reason)
8708 MSG(_("Type :quit<Enter> to exit Vim"));
8709
8710 /* Don't reset "restart_edit" when 'insertmode' is set, it won't be
8711 * set again below when halfway a mapping. */
8712 if (!p_im)
8713 restart_edit = 0;
8714 #ifdef FEAT_CMDWIN
8715 if (cmdwin_type != 0)
8716 {
8717 cmdwin_result = K_IGNORE;
8718 got_int = FALSE; /* don't stop executing autocommands et al. */
8719 return;
8720 }
8721 #endif
8722 }
8723
8724 #ifdef FEAT_VISUAL
8725 if (VIsual_active)
8726 {
8727 end_visual_mode(); /* stop Visual */
8728 check_cursor_col(); /* make sure cursor is not beyond EOL */
8729 curwin->w_set_curswant = TRUE;
8730 redraw_curbuf_later(INVERTED);
8731 }
8732 else
8733 #endif
8734 if (no_reason)
8735 vim_beep();
8736 clearop(cap->oap);
8737
8738 /* A CTRL-C is often used at the start of a menu. When 'insertmode' is
8739 * set return to Insert mode afterwards. */
8740 if (restart_edit == 0 && goto_im()
8741 #ifdef FEAT_EX_EXTRA
8742 && ex_normal_busy == 0
8743 #endif
8744 )
8745 restart_edit = 'a';
8746 }
8747
8748 /*
8749 * Handle "A", "a", "I", "i" and <Insert> commands.
8750 */
8751 static void
8752 nv_edit(cap)
8753 cmdarg_T *cap;
8754 {
8755 /* <Insert> is equal to "i" */
8756 if (cap->cmdchar == K_INS || cap->cmdchar == K_KINS)
8757 cap->cmdchar = 'i';
8758
8759 #ifdef FEAT_VISUAL
8760 /* in Visual mode "A" and "I" are an operator */
8761 if (VIsual_active && (cap->cmdchar == 'A' || cap->cmdchar == 'I'))
8762 v_visop(cap);
8763
8764 /* in Visual mode and after an operator "a" and "i" are for text objects */
8765 else
8766 #endif
8767 if ((cap->cmdchar == 'a' || cap->cmdchar == 'i')
8768 && (cap->oap->op_type != OP_NOP
8769 #ifdef FEAT_VISUAL
8770 || VIsual_active
8771 #endif
8772 ))
8773 {
8774 #ifdef FEAT_TEXTOBJ
8775 nv_object(cap);
8776 #else
8777 clearopbeep(cap->oap);
8778 #endif
8779 }
8780 else if (!curbuf->b_p_ma && !p_im)
8781 {
8782 /* Only give this error when 'insertmode' is off. */
8783 EMSG(_(e_modifiable));
8784 clearop(cap->oap);
8785 }
8786 else if (!checkclearopq(cap->oap))
8787 {
8788 switch (cap->cmdchar)
8789 {
8790 case 'A': /* "A"ppend after the line */
8791 curwin->w_set_curswant = TRUE;
8792 #ifdef FEAT_VIRTUALEDIT
8793 if (ve_flags == VE_ALL)
8794 {
8795 int save_State = State;
8796
8797 /* Pretent Insert mode here to allow the cursor on the
8798 * character past the end of the line */
8799 State = INSERT;
8800 coladvance((colnr_T)MAXCOL);
8801 State = save_State;
8802 }
8803 else
8804 #endif
8805 curwin->w_cursor.col += (colnr_T)STRLEN(ml_get_cursor());
8806 break;
8807
8808 case 'I': /* "I"nsert before the first non-blank */
8809 if (vim_strchr(p_cpo, CPO_INSEND) == NULL)
8810 beginline(BL_WHITE);
8811 else
8812 beginline(BL_WHITE|BL_FIX);
8813 break;
8814
8815 case 'a': /* "a"ppend is like "i"nsert on the next character. */
8816 #ifdef FEAT_VIRTUALEDIT
8817 /* increment coladd when in virtual space, increment the
8818 * column otherwise, also to append after an unprintable char */
8819 if (virtual_active()
8820 && (curwin->w_cursor.coladd > 0
8821 || *ml_get_cursor() == NUL
8822 || *ml_get_cursor() == TAB))
8823 curwin->w_cursor.coladd++;
8824 else
8825 #endif
8826 if (*ml_get_cursor() != NUL)
8827 inc_cursor();
8828 break;
8829 }
8830
8831 #ifdef FEAT_VIRTUALEDIT
8832 if (curwin->w_cursor.coladd && cap->cmdchar != 'A')
8833 {
8834 int save_State = State;
8835
8836 /* Pretent Insert mode here to allow the cursor on the
8837 * character past the end of the line */
8838 State = INSERT;
8839 coladvance(getviscol());
8840 State = save_State;
8841 }
8842 #endif
8843
8844 invoke_edit(cap, FALSE, cap->cmdchar, FALSE);
8845 }
8846 }
8847
8848 /*
8849 * Invoke edit() and take care of "restart_edit" and the return value.
8850 */
8851 static void
8852 invoke_edit(cap, repl, cmd, startln)
8853 cmdarg_T *cap;
8854 int repl; /* "r" or "gr" command */
8855 int cmd;
8856 int startln;
8857 {
8858 int restart_edit_save = 0;
8859
8860 /* Complicated: When the user types "a<C-O>a" we don't want to do Insert
8861 * mode recursively. But when doing "a<C-O>." or "a<C-O>rx" we do allow
8862 * it. */
8863 if (repl || !stuff_empty())
8864 restart_edit_save = restart_edit;
8865 else
8866 restart_edit_save = 0;
8867
8868 /* Always reset "restart_edit", this is not a restarted edit. */
8869 restart_edit = 0;
8870
8871 if (edit(cmd, startln, cap->count1))
8872 cap->retval |= CA_COMMAND_BUSY;
8873
8874 if (restart_edit == 0)
8875 restart_edit = restart_edit_save;
8876 }
8877
8878 #ifdef FEAT_TEXTOBJ
8879 /*
8880 * "a" or "i" while an operator is pending or in Visual mode: object motion.
8881 */
8882 static void
8883 nv_object(cap)
8884 cmdarg_T *cap;
8885 {
8886 int flag;
8887 int include;
8888 char_u *mps_save;
8889
8890 if (cap->cmdchar == 'i')
8891 include = FALSE; /* "ix" = inner object: exclude white space */
8892 else
8893 include = TRUE; /* "ax" = an object: include white space */
8894
8895 /* Make sure (), [], {} and <> are in 'matchpairs' */
8896 mps_save = curbuf->b_p_mps;
8897 curbuf->b_p_mps = (char_u *)"(:),{:},[:],<:>";
8898
8899 switch (cap->nchar)
8900 {
8901 case 'w': /* "aw" = a word */
8902 flag = current_word(cap->oap, cap->count1, include, FALSE);
8903 break;
8904 case 'W': /* "aW" = a WORD */
8905 flag = current_word(cap->oap, cap->count1, include, TRUE);
8906 break;
8907 case 'b': /* "ab" = a braces block */
8908 case '(':
8909 case ')':
8910 flag = current_block(cap->oap, cap->count1, include, '(', ')');
8911 break;
8912 case 'B': /* "aB" = a Brackets block */
8913 case '{':
8914 case '}':
8915 flag = current_block(cap->oap, cap->count1, include, '{', '}');
8916 break;
8917 case '[': /* "a[" = a [] block */
8918 case ']':
8919 flag = current_block(cap->oap, cap->count1, include, '[', ']');
8920 break;
8921 case '<': /* "a<" = a <> block */
8922 case '>':
8923 flag = current_block(cap->oap, cap->count1, include, '<', '>');
8924 break;
8925 case 't': /* "at" = a tag block (xml and html) */
8926 flag = current_tagblock(cap->oap, cap->count1, include);
8927 break;
8928 case 'p': /* "ap" = a paragraph */
8929 flag = current_par(cap->oap, cap->count1, include, 'p');
8930 break;
8931 case 's': /* "as" = a sentence */
8932 flag = current_sent(cap->oap, cap->count1, include);
8933 break;
8934 case '"': /* "a"" = a double quoted string */
8935 case '\'': /* "a'" = a single quoted string */
8936 case '`': /* "a`" = a backtick quoted string */
8937 flag = current_quote(cap->oap, cap->count1, include,
8938 cap->nchar);
8939 break;
8940 #if 0 /* TODO */
8941 case 'S': /* "aS" = a section */
8942 case 'f': /* "af" = a filename */
8943 case 'u': /* "au" = a URL */
8944 #endif
8945 default:
8946 flag = FAIL;
8947 break;
8948 }
8949
8950 curbuf->b_p_mps = mps_save;
8951 if (flag == FAIL)
8952 clearopbeep(cap->oap);
8953 adjust_cursor_col();
8954 curwin->w_set_curswant = TRUE;
8955 }
8956 #endif
8957
8958 /*
8959 * "q" command: Start/stop recording.
8960 * "q:", "q/", "q?": edit command-line in command-line window.
8961 */
8962 static void
8963 nv_record(cap)
8964 cmdarg_T *cap;
8965 {
8966 if (cap->oap->op_type == OP_FORMAT)
8967 {
8968 /* "gqq" is the same as "gqgq": format line */
8969 cap->cmdchar = 'g';
8970 cap->nchar = 'q';
8971 nv_operator(cap);
8972 }
8973 else if (!checkclearop(cap->oap))
8974 {
8975 #ifdef FEAT_CMDWIN
8976 if (cap->nchar == ':' || cap->nchar == '/' || cap->nchar == '?')
8977 {
8978 stuffcharReadbuff(cap->nchar);
8979 stuffcharReadbuff(K_CMDWIN);
8980 }
8981 else
8982 #endif
8983 /* (stop) recording into a named register, unless executing a
8984 * register */
8985 if (!Exec_reg && do_record(cap->nchar) == FAIL)
8986 clearopbeep(cap->oap);
8987 }
8988 }
8989
8990 /*
8991 * Handle the "@r" command.
8992 */
8993 static void
8994 nv_at(cap)
8995 cmdarg_T *cap;
8996 {
8997 if (checkclearop(cap->oap))
8998 return;
8999 #ifdef FEAT_EVAL
9000 if (cap->nchar == '=')
9001 {
9002 if (get_expr_register() == NUL)
9003 return;
9004 }
9005 #endif
9006 while (cap->count1-- && !got_int)
9007 {
9008 if (do_execreg(cap->nchar, FALSE, FALSE, FALSE) == FAIL)
9009 {
9010 clearopbeep(cap->oap);
9011 break;
9012 }
9013 line_breakcheck();
9014 }
9015 }
9016
9017 /*
9018 * Handle the CTRL-U and CTRL-D commands.
9019 */
9020 static void
9021 nv_halfpage(cap)
9022 cmdarg_T *cap;
9023 {
9024 if ((cap->cmdchar == Ctrl_U && curwin->w_cursor.lnum == 1)
9025 || (cap->cmdchar == Ctrl_D
9026 && curwin->w_cursor.lnum == curbuf->b_ml.ml_line_count))
9027 clearopbeep(cap->oap);
9028 else if (!checkclearop(cap->oap))
9029 halfpage(cap->cmdchar == Ctrl_D, cap->count0);
9030 }
9031
9032 /*
9033 * Handle "J" or "gJ" command.
9034 */
9035 static void
9036 nv_join(cap)
9037 cmdarg_T *cap;
9038 {
9039 #ifdef FEAT_VISUAL
9040 if (VIsual_active) /* join the visual lines */
9041 nv_operator(cap);
9042 else
9043 #endif
9044 if (!checkclearop(cap->oap))
9045 {
9046 if (cap->count0 <= 1)
9047 cap->count0 = 2; /* default for join is two lines! */
9048 if (curwin->w_cursor.lnum + cap->count0 - 1 >
9049 curbuf->b_ml.ml_line_count)
9050 clearopbeep(cap->oap); /* beyond last line */
9051 else
9052 {
9053 prep_redo(cap->oap->regname, cap->count0,
9054 NUL, cap->cmdchar, NUL, NUL, cap->nchar);
9055 do_do_join(cap->count0, cap->nchar == NUL);
9056 }
9057 }
9058 }
9059
9060 /*
9061 * "P", "gP", "p" and "gp" commands.
9062 */
9063 static void
9064 nv_put(cap)
9065 cmdarg_T *cap;
9066 {
9067 #ifdef FEAT_VISUAL
9068 int regname = 0;
9069 void *reg1 = NULL, *reg2 = NULL;
9070 int empty = FALSE;
9071 int was_visual = FALSE;
9072 #endif
9073 int dir;
9074 int flags = 0;
9075
9076 if (cap->oap->op_type != OP_NOP)
9077 {
9078 #ifdef FEAT_DIFF
9079 /* "dp" is ":diffput" */
9080 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'p')
9081 {
9082 clearop(cap->oap);
9083 nv_diffgetput(TRUE);
9084 }
9085 else
9086 #endif
9087 clearopbeep(cap->oap);
9088 }
9089 else
9090 {
9091 dir = (cap->cmdchar == 'P'
9092 || (cap->cmdchar == 'g' && cap->nchar == 'P'))
9093 ? BACKWARD : FORWARD;
9094 prep_redo_cmd(cap);
9095 if (cap->cmdchar == 'g')
9096 flags |= PUT_CURSEND;
9097
9098 #ifdef FEAT_VISUAL
9099 if (VIsual_active)
9100 {
9101 /* Putting in Visual mode: The put text replaces the selected
9102 * text. First delete the selected text, then put the new text.
9103 * Need to save and restore the registers that the delete
9104 * overwrites if the old contents is being put.
9105 */
9106 was_visual = TRUE;
9107 regname = cap->oap->regname;
9108 # ifdef FEAT_CLIPBOARD
9109 adjust_clip_reg(&regname);
9110 # endif
9111 if (regname == 0 || VIM_ISDIGIT(regname)
9112 # ifdef FEAT_CLIPBOARD
9113 || (clip_unnamed && (regname == '*' || regname == '+'))
9114 # endif
9115
9116 )
9117 {
9118 /* the delete is going to overwrite the register we want to
9119 * put, save it first. */
9120 reg1 = get_register(regname, TRUE);
9121 }
9122
9123 /* Now delete the selected text. */
9124 cap->cmdchar = 'd';
9125 cap->nchar = NUL;
9126 cap->oap->regname = NUL;
9127 nv_operator(cap);
9128 do_pending_operator(cap, 0, FALSE);
9129 empty = (curbuf->b_ml.ml_flags & ML_EMPTY);
9130
9131 /* delete PUT_LINE_BACKWARD; */
9132 cap->oap->regname = regname;
9133
9134 if (reg1 != NULL)
9135 {
9136 /* Delete probably changed the register we want to put, save
9137 * it first. Then put back what was there before the delete. */
9138 reg2 = get_register(regname, FALSE);
9139 put_register(regname, reg1);
9140 }
9141
9142 /* When deleted a linewise Visual area, put the register as
9143 * lines to avoid it joined with the next line. When deletion was
9144 * characterwise, split a line when putting lines. */
9145 if (VIsual_mode == 'V')
9146 flags |= PUT_LINE;
9147 else if (VIsual_mode == 'v')
9148 flags |= PUT_LINE_SPLIT;
9149 if (VIsual_mode == Ctrl_V && dir == FORWARD)
9150 flags |= PUT_LINE_FORWARD;
9151 dir = BACKWARD;
9152 if ((VIsual_mode != 'V'
9153 && curwin->w_cursor.col < curbuf->b_op_start.col)
9154 || (VIsual_mode == 'V'
9155 && curwin->w_cursor.lnum < curbuf->b_op_start.lnum))
9156 /* cursor is at the end of the line or end of file, put
9157 * forward. */
9158 dir = FORWARD;
9159 }
9160 #endif
9161 do_put(cap->oap->regname, dir, cap->count1, flags);
9162
9163 #ifdef FEAT_VISUAL
9164 /* If a register was saved, put it back now. */
9165 if (reg2 != NULL)
9166 put_register(regname, reg2);
9167
9168 /* What to reselect with "gv"? Selecting the just put text seems to
9169 * be the most useful, since the original text was removed. */
9170 if (was_visual)
9171 {
9172 curbuf->b_visual.vi_start = curbuf->b_op_start;
9173 curbuf->b_visual.vi_end = curbuf->b_op_end;
9174 }
9175
9176 /* When all lines were selected and deleted do_put() leaves an empty
9177 * line that needs to be deleted now. */
9178 if (empty && *ml_get(curbuf->b_ml.ml_line_count) == NUL)
9179 {
9180 ml_delete(curbuf->b_ml.ml_line_count, TRUE);
9181
9182 /* If the cursor was in that line, move it to the end of the last
9183 * line. */
9184 if (curwin->w_cursor.lnum > curbuf->b_ml.ml_line_count)
9185 {
9186 curwin->w_cursor.lnum = curbuf->b_ml.ml_line_count;
9187 coladvance((colnr_T)MAXCOL);
9188 }
9189 }
9190 #endif
9191 auto_format(FALSE, TRUE);
9192 }
9193 }
9194
9195 /*
9196 * "o" and "O" commands.
9197 */
9198 static void
9199 nv_open(cap)
9200 cmdarg_T *cap;
9201 {
9202 #ifdef FEAT_DIFF
9203 /* "do" is ":diffget" */
9204 if (cap->oap->op_type == OP_DELETE && cap->cmdchar == 'o')
9205 {
9206 clearop(cap->oap);
9207 nv_diffgetput(FALSE);
9208 }
9209 else
9210 #endif
9211 #ifdef FEAT_VISUAL
9212 if (VIsual_active) /* switch start and end of visual */
9213 v_swap_corners(cap->cmdchar);
9214 else
9215 #endif
9216 n_opencmd(cap);
9217 }
9218
9219 #ifdef FEAT_SNIFF
9220 /*ARGSUSED*/
9221 static void
9222 nv_sniff(cap)
9223 cmdarg_T *cap;
9224 {
9225 ProcessSniffRequests();
9226 }
9227 #endif
9228
9229 #ifdef FEAT_NETBEANS_INTG
9230 static void
9231 nv_nbcmd(cap)
9232 cmdarg_T *cap;
9233 {
9234 netbeans_keycommand(cap->nchar);
9235 }
9236 #endif
9237
9238 #ifdef FEAT_DND
9239 /*ARGSUSED*/
9240 static void
9241 nv_drop(cap)
9242 cmdarg_T *cap;
9243 {
9244 do_put('~', BACKWARD, 1L, PUT_CURSEND);
9245 }
9246 #endif
9247
9248 #ifdef FEAT_AUTOCMD
9249 /*
9250 * Trigger CursorHold event.
9251 * When waiting for a character for 'updatetime' K_CURSORHOLD is put in the
9252 * input buffer. "did_cursorhold" is set to avoid retriggering.
9253 */
9254 /*ARGSUSED*/
9255 static void
9256 nv_cursorhold(cap)
9257 cmdarg_T *cap;
9258 {
9259 apply_autocmds(EVENT_CURSORHOLD, NULL, NULL, FALSE, curbuf);
9260 did_cursorhold = TRUE;
9261 cap->retval |= CA_COMMAND_BUSY; /* don't call edit() now */
9262 }
9263 #endif
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