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vis: implement complement of selections
[vis.git] / main.c
blob1966edfc8d4c5ec7d1aec1f1682cdf0a6f09f0fe
1 #include <signal.h>
2 #include <limits.h>
3 #include <string.h>
4 #include <stdio.h>
5 #include <wchar.h>
6 #include <ctype.h>
7 #include <errno.h>
8 #include <fcntl.h>
9 #include <inttypes.h>
10 #include <sys/stat.h>
11 #include <sys/types.h>
12
13 #include "ui-terminal.h"
14 #include "vis.h"
15 #include "vis-lua.h"
16 #include "text-util.h"
17 #include "text-motions.h"
18 #include "text-objects.h"
19 #include "util.h"
20 #include "libutf.h"
21 #include "array.h"
22 #include "buffer.h"
23
24 #define PAGE INT_MAX
25 #define PAGE_HALF (INT_MAX-1)
26
27 /** functions to be called from keybindings */
28 /* ignore key, do nothing */
29 static const char *nop(Vis*, const char *keys, const Arg *arg);
30 /* record/replay macro indicated by keys */
31 static const char *macro_record(Vis*, const char *keys, const Arg *arg);
32 static const char *macro_replay(Vis*, const char *keys, const Arg *arg);
33 /* temporarily suspend the editor and return to the shell, type 'fg' to get back */
34 static const char *suspend(Vis*, const char *keys, const Arg *arg);
35 /* switch to mode indicated by arg->i */
36 static const char *switchmode(Vis*, const char *keys, const Arg *arg);
37 /* switch to insert mode after performing movement indicated by arg->i */
38 static const char *insertmode(Vis*, const char *keys, const Arg *arg);
39 /* switch to replace mode after performing movement indicated by arg->i */
40 static const char *replacemode(Vis*, const char *keys, const Arg *arg);
41 /* set mark indicated by keys to current cursor position */
42 static const char *mark_set(Vis*, const char *keys, const Arg *arg);
43 /* add a new line either before or after the one where the cursor currently is */
44 static const char *openline(Vis*, const char *keys, const Arg *arg);
45 /* join lines from current cursor position to movement indicated by arg */
46 static const char *join(Vis*, const char *keys, const Arg *arg);
47 /* perform last action i.e. action_prev again */
48 static const char *repeat(Vis*, const char *keys, const Arg *arg);
49 /* replace character at cursor with one from keys */
50 static const char *replace(Vis*, const char *keys, const Arg *arg);
51 /* create a new cursor on the previous (arg->i < 0) or next (arg->i > 0) line */
52 static const char *cursors_new(Vis*, const char *keys, const Arg *arg);
53 /* try to align all cursors on the same column */
54 static const char *cursors_align(Vis*, const char *keys, const Arg *arg);
55 /* try to align all cursors by inserting the correct amount of white spaces */
56 static const char *cursors_align_indent(Vis*, const char *keys, const Arg *arg);
57 /* remove all but the primary cursor and their selections */
58 static const char *cursors_clear(Vis*, const char *keys, const Arg *arg);
59 /* remove the least recently added cursor */
60 static const char *cursors_remove(Vis*, const char *keys, const Arg *arg);
61 /* remove count (or arg->i)-th cursor column */
62 static const char *cursors_remove_column(Vis*, const char *keys, const Arg *arg);
63 /* remove all but the count (or arg->i)-th cursor column */
64 static const char *cursors_remove_column_except(Vis*, const char *keys, const Arg *arg);
65 /* move to the previous (arg->i < 0) or next (arg->i > 0) cursor */
66 static const char *cursors_navigate(Vis*, const char *keys, const Arg *arg);
67 /* select the word the cursor is currently over */
68 static const char *cursors_select(Vis*, const char *keys, const Arg *arg);
69 /* select the next region matching the current selection */
70 static const char *cursors_select_next(Vis*, const char *keys, const Arg *arg);
71 /* clear current selection but select next match */
72 static const char *cursors_select_skip(Vis*, const char *keys, const Arg *arg);
73 /* rotate selection content count times left (arg->i < 0) or right (arg->i > 0) */
74 static const char *selections_rotate(Vis*, const char *keys, const Arg *arg);
75 /* remove leading and trailing white spaces from selections */
76 static const char *selections_trim(Vis*, const char *keys, const Arg *arg);
77 /* save active selections to register */
78 static const char *selections_save(Vis*, const char *keys, const Arg *arg);
79 /* restore selections from register */
80 static const char *selections_restore(Vis*, const char *keys, const Arg *arg);
81 /* union selections */
82 static const char *selections_union(Vis*, const char *keys, const Arg *arg);
83 /* intersect selections */
84 static const char *selections_intersect(Vis*, const char *keys, const Arg *arg);
85 /* perform complement of current active selections */
86 static const char *selections_complement(Vis*, const char *keys, const Arg *arg);
87 /* adjust current used count according to keys */
88 static const char *count(Vis*, const char *keys, const Arg *arg);
89 /* move to the count-th line or if not given either to the first (arg->i < 0)
90 * or last (arg->i > 0) line of file */
91 static const char *gotoline(Vis*, const char *keys, const Arg *arg);
92 /* set motion type either LINEWISE or CHARWISE via arg->i */
93 static const char *motiontype(Vis*, const char *keys, const Arg *arg);
94 /* make the current action use the operator indicated by arg->i */
95 static const char *operator(Vis*, const char *keys, const Arg *arg);
96 /* use arg->s as command for the filter operator */
97 static const char *operator_filter(Vis*, const char *keys, const Arg *arg);
98 /* blocks to read a key and performs movement indicated by arg->i which
99 * should be one of VIS_MOVE_{RIGHT,LEFT}_{TO,TILL} */
100 static const char *movement_key(Vis*, const char *keys, const Arg *arg);
101 /* perform the movement as indicated by arg->i */
102 static const char *movement(Vis*, const char *keys, const Arg *arg);
103 /* let the current operator affect the range indicated by the text object arg->i */
104 static const char *textobj(Vis*, const char *keys, const Arg *arg);
105 /* move to the other end of selected text */
106 static const char *selection_end(Vis*, const char *keys, const Arg *arg);
107 /* restore least recently used selection */
108 static const char *selection_restore(Vis*, const char *keys, const Arg *arg);
109 /* use register indicated by keys for the current operator */
110 static const char *reg(Vis*, const char *keys, const Arg *arg);
111 /* perform arg->i motion with a mark indicated by keys as argument */
112 static const char *mark_motion(Vis*, const char *keys, const Arg *arg);
113 /* {un,re}do last action, redraw window */
114 static const char *undo(Vis*, const char *keys, const Arg *arg);
115 static const char *redo(Vis*, const char *keys, const Arg *arg);
116 /* earlier, later action chronologically, redraw window */
117 static const char *earlier(Vis*, const char *keys, const Arg *arg);
118 static const char *later(Vis*, const char *keys, const Arg *arg);
119 /* delete from the current cursor position to the end of
120 * movement as indicated by arg->i */
121 static const char *delete(Vis*, const char *keys, const Arg *arg);
122 /* insert register content indicated by keys at current cursor position */
123 static const char *insert_register(Vis*, const char *keys, const Arg *arg);
124 /* show a user prompt to get input with title arg->s */
125 static const char *prompt_show(Vis*, const char *keys, const Arg *arg);
126 /* blocks to read 3 consecutive digits and inserts the corresponding byte value */
127 static const char *insert_verbatim(Vis*, const char *keys, const Arg *arg);
128 /* scroll window content according to arg->i which can be either PAGE, PAGE_HALF,
129 * or an arbitrary number of lines. a multiplier overrides what is given in arg->i.
130 * negative values scroll back, positive forward. */
131 static const char *wscroll(Vis*, const char *keys, const Arg *arg);
132 /* similar to scroll, but do only move window content not cursor position */
133 static const char *wslide(Vis*, const char *keys, const Arg *arg);
134 /* call editor function as indicated by arg->f */
135 static const char *call(Vis*, const char *keys, const Arg *arg);
136 /* call window function as indicated by arg->w */
137 static const char *window(Vis*, const char *keys, const Arg *arg);
138 /* show info about Unicode character at cursor position */
139 static const char *unicode_info(Vis*, const char *keys, const Arg *arg);
140 /* either go to count % of ile or to matching item */
141 static const char *percent(Vis*, const char *keys, const Arg *arg);
142
143 enum {
144 VIS_ACTION_EDITOR_SUSPEND,
145 VIS_ACTION_CURSOR_CHAR_PREV,
146 VIS_ACTION_CURSOR_CHAR_NEXT,
147 VIS_ACTION_CURSOR_LINE_CHAR_PREV,
148 VIS_ACTION_CURSOR_LINE_CHAR_NEXT,
149 VIS_ACTION_CURSOR_CODEPOINT_PREV,
150 VIS_ACTION_CURSOR_CODEPOINT_NEXT,
151 VIS_ACTION_CURSOR_WORD_START_PREV,
152 VIS_ACTION_CURSOR_WORD_START_NEXT,
153 VIS_ACTION_CURSOR_WORD_END_PREV,
154 VIS_ACTION_CURSOR_WORD_END_NEXT,
155 VIS_ACTION_CURSOR_LONGWORD_START_PREV,
156 VIS_ACTION_CURSOR_LONGWORD_START_NEXT,
157 VIS_ACTION_CURSOR_LONGWORD_END_PREV,
158 VIS_ACTION_CURSOR_LONGWORD_END_NEXT,
159 VIS_ACTION_CURSOR_LINE_UP,
160 VIS_ACTION_CURSOR_LINE_DOWN,
161 VIS_ACTION_CURSOR_LINE_START,
162 VIS_ACTION_CURSOR_LINE_FINISH,
163 VIS_ACTION_CURSOR_LINE_BEGIN,
164 VIS_ACTION_CURSOR_LINE_END,
165 VIS_ACTION_CURSOR_SCREEN_LINE_UP,
166 VIS_ACTION_CURSOR_SCREEN_LINE_DOWN,
167 VIS_ACTION_CURSOR_SCREEN_LINE_BEGIN,
168 VIS_ACTION_CURSOR_SCREEN_LINE_MIDDLE,
169 VIS_ACTION_CURSOR_SCREEN_LINE_END,
170 VIS_ACTION_CURSOR_PERCENT,
171 VIS_ACTION_CURSOR_BYTE,
172 VIS_ACTION_CURSOR_BYTE_LEFT,
173 VIS_ACTION_CURSOR_BYTE_RIGHT,
174 VIS_ACTION_CURSOR_PARAGRAPH_PREV,
175 VIS_ACTION_CURSOR_PARAGRAPH_NEXT,
176 VIS_ACTION_CURSOR_SENTENCE_PREV,
177 VIS_ACTION_CURSOR_SENTENCE_NEXT,
178 VIS_ACTION_CURSOR_BLOCK_START,
179 VIS_ACTION_CURSOR_BLOCK_END,
180 VIS_ACTION_CURSOR_PARENTHESE_START,
181 VIS_ACTION_CURSOR_PARENTHESE_END,
182 VIS_ACTION_CURSOR_COLUMN,
183 VIS_ACTION_CURSOR_LINE_FIRST,
184 VIS_ACTION_CURSOR_LINE_LAST,
185 VIS_ACTION_CURSOR_WINDOW_LINE_TOP,
186 VIS_ACTION_CURSOR_WINDOW_LINE_MIDDLE,
187 VIS_ACTION_CURSOR_WINDOW_LINE_BOTTOM,
188 VIS_ACTION_CURSOR_SEARCH_REPEAT_FORWARD,
189 VIS_ACTION_CURSOR_SEARCH_REPEAT_BACKWARD,
190 VIS_ACTION_CURSOR_SEARCH_REPEAT,
191 VIS_ACTION_CURSOR_SEARCH_REPEAT_REVERSE,
192 VIS_ACTION_CURSOR_SEARCH_WORD_FORWARD,
193 VIS_ACTION_CURSOR_SEARCH_WORD_BACKWARD,
194 VIS_ACTION_WINDOW_PAGE_UP,
195 VIS_ACTION_WINDOW_PAGE_DOWN,
196 VIS_ACTION_WINDOW_HALFPAGE_UP,
197 VIS_ACTION_WINDOW_HALFPAGE_DOWN,
198 VIS_ACTION_MODE_NORMAL,
199 VIS_ACTION_MODE_VISUAL,
200 VIS_ACTION_MODE_VISUAL_LINE,
201 VIS_ACTION_MODE_INSERT,
202 VIS_ACTION_MODE_REPLACE,
203 VIS_ACTION_DELETE_CHAR_PREV,
204 VIS_ACTION_DELETE_CHAR_NEXT,
205 VIS_ACTION_DELETE_LINE_BEGIN,
206 VIS_ACTION_DELETE_WORD_PREV,
207 VIS_ACTION_JUMPLIST_PREV,
208 VIS_ACTION_JUMPLIST_NEXT,
209 VIS_ACTION_CHANGELIST_PREV,
210 VIS_ACTION_CHANGELIST_NEXT,
211 VIS_ACTION_UNDO,
212 VIS_ACTION_REDO,
213 VIS_ACTION_EARLIER,
214 VIS_ACTION_LATER,
215 VIS_ACTION_MACRO_RECORD,
216 VIS_ACTION_MACRO_REPLAY,
217 VIS_ACTION_MARK_SET,
218 VIS_ACTION_MARK_GOTO,
219 VIS_ACTION_MARK_GOTO_LINE,
220 VIS_ACTION_REDRAW,
221 VIS_ACTION_REPLACE_CHAR,
222 VIS_ACTION_TOTILL_REPEAT,
223 VIS_ACTION_TOTILL_REVERSE,
224 VIS_ACTION_PROMPT_SEARCH_FORWARD,
225 VIS_ACTION_PROMPT_SEARCH_BACKWARD,
226 VIS_ACTION_TILL_LEFT,
227 VIS_ACTION_TILL_RIGHT,
228 VIS_ACTION_TO_LEFT,
229 VIS_ACTION_TO_RIGHT,
230 VIS_ACTION_REGISTER,
231 VIS_ACTION_OPERATOR_CHANGE,
232 VIS_ACTION_OPERATOR_DELETE,
233 VIS_ACTION_OPERATOR_YANK,
234 VIS_ACTION_OPERATOR_SHIFT_LEFT,
235 VIS_ACTION_OPERATOR_SHIFT_RIGHT,
236 VIS_ACTION_OPERATOR_CASE_LOWER,
237 VIS_ACTION_OPERATOR_CASE_UPPER,
238 VIS_ACTION_OPERATOR_CASE_SWAP,
239 VIS_ACTION_OPERATOR_FILTER,
240 VIS_ACTION_OPERATOR_FILTER_FMT,
241 VIS_ACTION_COUNT,
242 VIS_ACTION_INSERT_NEWLINE,
243 VIS_ACTION_INSERT_TAB,
244 VIS_ACTION_INSERT_VERBATIM,
245 VIS_ACTION_INSERT_REGISTER,
246 VIS_ACTION_WINDOW_NEXT,
247 VIS_ACTION_WINDOW_PREV,
248 VIS_ACTION_APPEND_CHAR_NEXT,
249 VIS_ACTION_APPEND_LINE_END,
250 VIS_ACTION_INSERT_LINE_START,
251 VIS_ACTION_OPEN_LINE_ABOVE,
252 VIS_ACTION_OPEN_LINE_BELOW,
253 VIS_ACTION_JOIN_LINES,
254 VIS_ACTION_JOIN_LINES_TRIM,
255 VIS_ACTION_PROMPT_SHOW,
256 VIS_ACTION_REPEAT,
257 VIS_ACTION_SELECTION_FLIP,
258 VIS_ACTION_SELECTION_RESTORE,
259 VIS_ACTION_WINDOW_REDRAW_TOP,
260 VIS_ACTION_WINDOW_REDRAW_CENTER,
261 VIS_ACTION_WINDOW_REDRAW_BOTTOM,
262 VIS_ACTION_WINDOW_SLIDE_UP,
263 VIS_ACTION_WINDOW_SLIDE_DOWN,
264 VIS_ACTION_PUT_AFTER,
265 VIS_ACTION_PUT_BEFORE,
266 VIS_ACTION_PUT_AFTER_END,
267 VIS_ACTION_PUT_BEFORE_END,
268 VIS_ACTION_CURSOR_SELECT_WORD,
269 VIS_ACTION_CURSORS_NEW_LINE_ABOVE,
270 VIS_ACTION_CURSORS_NEW_LINE_ABOVE_FIRST,
271 VIS_ACTION_CURSORS_NEW_LINE_BELOW,
272 VIS_ACTION_CURSORS_NEW_LINE_BELOW_LAST,
273 VIS_ACTION_CURSORS_NEW_LINES_BEGIN,
274 VIS_ACTION_CURSORS_NEW_LINES_END,
275 VIS_ACTION_CURSORS_NEW_MATCH_NEXT,
276 VIS_ACTION_CURSORS_NEW_MATCH_SKIP,
277 VIS_ACTION_CURSORS_ALIGN,
278 VIS_ACTION_CURSORS_ALIGN_INDENT_LEFT,
279 VIS_ACTION_CURSORS_ALIGN_INDENT_RIGHT,
280 VIS_ACTION_CURSORS_REMOVE_ALL,
281 VIS_ACTION_CURSORS_REMOVE_LAST,
282 VIS_ACTION_CURSORS_REMOVE_COLUMN,
283 VIS_ACTION_CURSORS_REMOVE_COLUMN_EXCEPT,
284 VIS_ACTION_CURSORS_PREV,
285 VIS_ACTION_CURSORS_NEXT,
286 VIS_ACTION_SELECTIONS_ROTATE_LEFT,
287 VIS_ACTION_SELECTIONS_ROTATE_RIGHT,
288 VIS_ACTION_SELECTIONS_TRIM,
289 VIS_ACTION_SELECTIONS_SAVE,
290 VIS_ACTION_SELECTIONS_RESTORE,
291 VIS_ACTION_SELECTIONS_UNION,
292 VIS_ACTION_SELECTIONS_INTERSECT,
293 VIS_ACTION_SELECTIONS_COMPLEMENT,
294 VIS_ACTION_TEXT_OBJECT_WORD_OUTER,
295 VIS_ACTION_TEXT_OBJECT_WORD_INNER,
296 VIS_ACTION_TEXT_OBJECT_LONGWORD_OUTER,
297 VIS_ACTION_TEXT_OBJECT_LONGWORD_INNER,
298 VIS_ACTION_TEXT_OBJECT_SENTENCE,
299 VIS_ACTION_TEXT_OBJECT_PARAGRAPH,
300 VIS_ACTION_TEXT_OBJECT_SQUARE_BRACKET_OUTER,
301 VIS_ACTION_TEXT_OBJECT_SQUARE_BRACKET_INNER,
302 VIS_ACTION_TEXT_OBJECT_PARANTHESE_OUTER,
303 VIS_ACTION_TEXT_OBJECT_PARANTHESE_INNER,
304 VIS_ACTION_TEXT_OBJECT_ANGLE_BRACKET_OUTER,
305 VIS_ACTION_TEXT_OBJECT_ANGLE_BRACKET_INNER,
306 VIS_ACTION_TEXT_OBJECT_CURLY_BRACKET_OUTER,
307 VIS_ACTION_TEXT_OBJECT_CURLY_BRACKET_INNER,
308 VIS_ACTION_TEXT_OBJECT_QUOTE_OUTER,
309 VIS_ACTION_TEXT_OBJECT_QUOTE_INNER,
310 VIS_ACTION_TEXT_OBJECT_SINGLE_QUOTE_OUTER,
311 VIS_ACTION_TEXT_OBJECT_SINGLE_QUOTE_INNER,
312 VIS_ACTION_TEXT_OBJECT_BACKTICK_OUTER,
313 VIS_ACTION_TEXT_OBJECT_BACKTICK_INNER,
314 VIS_ACTION_TEXT_OBJECT_ENTIRE_OUTER,
315 VIS_ACTION_TEXT_OBJECT_ENTIRE_INNER,
316 VIS_ACTION_TEXT_OBJECT_LINE_OUTER,
317 VIS_ACTION_TEXT_OBJECT_LINE_INNER,
318 VIS_ACTION_TEXT_OBJECT_INDENTATION,
319 VIS_ACTION_TEXT_OBJECT_SEARCH_FORWARD,
320 VIS_ACTION_TEXT_OBJECT_SEARCH_BACKWARD,
321 VIS_ACTION_MOTION_CHARWISE,
322 VIS_ACTION_MOTION_LINEWISE,
323 VIS_ACTION_UNICODE_INFO,
324 VIS_ACTION_UTF8_INFO,
325 VIS_ACTION_NOP,
326 };
327
328 static const KeyAction vis_action[] = {
329 [VIS_ACTION_EDITOR_SUSPEND] = {
330 "vis-suspend",
331 VIS_HELP("Suspend the editor")
332 suspend,
333 },
334 [VIS_ACTION_CURSOR_CHAR_PREV] = {
335 "vis-motion-char-prev",
336 VIS_HELP("Move cursor left, to the previous character")
337 movement, { .i = VIS_MOVE_CHAR_PREV }
338 },
339 [VIS_ACTION_CURSOR_CHAR_NEXT] = {
340 "vis-motion-char-next",
341 VIS_HELP("Move cursor right, to the next character")
342 movement, { .i = VIS_MOVE_CHAR_NEXT }
343 },
344 [VIS_ACTION_CURSOR_LINE_CHAR_PREV] = {
345 "vis-motion-line-char-prev",
346 VIS_HELP("Move cursor left, to the previous character on the same line")
347 movement, { .i = VIS_MOVE_LINE_CHAR_PREV }
348 },
349 [VIS_ACTION_CURSOR_LINE_CHAR_NEXT] = {
350 "vis-motion-line-char-next",
351 VIS_HELP("Move cursor right, to the next character on the same line")
352 movement, { .i = VIS_MOVE_LINE_CHAR_NEXT }
353 },
354 [VIS_ACTION_CURSOR_CODEPOINT_PREV] = {
355 "vis-motion-codepoint-prev",
356 VIS_HELP("Move to the previous Unicode codepoint")
357 movement, { .i = VIS_MOVE_CODEPOINT_PREV }
358 },
359 [VIS_ACTION_CURSOR_CODEPOINT_NEXT] = {
360 "vis-motion-codepoint-next",
361 VIS_HELP("Move to the next Unicode codepoint")
362 movement, { .i = VIS_MOVE_CODEPOINT_NEXT }
363 },
364 [VIS_ACTION_CURSOR_WORD_START_PREV] = {
365 "vis-motion-word-start-prev",
366 VIS_HELP("Move cursor words backwards")
367 movement, { .i = VIS_MOVE_WORD_START_PREV }
368 },
369 [VIS_ACTION_CURSOR_WORD_START_NEXT] = {
370 "vis-motion-word-start-next",
371 VIS_HELP("Move cursor words forwards")
372 movement, { .i = VIS_MOVE_WORD_START_NEXT }
373 },
374 [VIS_ACTION_CURSOR_WORD_END_PREV] = {
375 "vis-motion-word-end-prev",
376 VIS_HELP("Move cursor backwards to the end of word")
377 movement, { .i = VIS_MOVE_WORD_END_PREV }
378 },
379 [VIS_ACTION_CURSOR_WORD_END_NEXT] = {
380 "vis-motion-word-end-next",
381 VIS_HELP("Move cursor forward to the end of word")
382 movement, { .i = VIS_MOVE_WORD_END_NEXT }
383 },
384 [VIS_ACTION_CURSOR_LONGWORD_START_PREV] = {
385 "vis-motion-bigword-start-prev",
386 VIS_HELP("Move cursor WORDS backwards")
387 movement, { .i = VIS_MOVE_LONGWORD_START_PREV }
388 },
389 [VIS_ACTION_CURSOR_LONGWORD_START_NEXT] = {
390 "vis-motion-bigword-start-next",
391 VIS_HELP("Move cursor WORDS forwards")
392 movement, { .i = VIS_MOVE_LONGWORD_START_NEXT }
393 },
394 [VIS_ACTION_CURSOR_LONGWORD_END_PREV] = {
395 "vis-motion-bigword-end-prev",
396 VIS_HELP("Move cursor backwards to the end of WORD")
397 movement, { .i = VIS_MOVE_LONGWORD_END_PREV }
398 },
399 [VIS_ACTION_CURSOR_LONGWORD_END_NEXT] = {
400 "vis-motion-bigword-end-next",
401 VIS_HELP("Move cursor forward to the end of WORD")
402 movement, { .i = VIS_MOVE_LONGWORD_END_NEXT }
403 },
404 [VIS_ACTION_CURSOR_LINE_UP] = {
405 "vis-motion-line-up",
406 VIS_HELP("Move cursor line upwards")
407 movement, { .i = VIS_MOVE_LINE_UP }
408 },
409 [VIS_ACTION_CURSOR_LINE_DOWN] = {
410 "vis-motion-line-down",
411 VIS_HELP("Move cursor line downwards")
412 movement, { .i = VIS_MOVE_LINE_DOWN }
413 },
414 [VIS_ACTION_CURSOR_LINE_START] = {
415 "vis-motion-line-start",
416 VIS_HELP("Move cursor to first non-blank character of the line")
417 movement, { .i = VIS_MOVE_LINE_START }
418 },
419 [VIS_ACTION_CURSOR_LINE_FINISH] = {
420 "vis-motion-line-finish",
421 VIS_HELP("Move cursor to last non-blank character of the line")
422 movement, { .i = VIS_MOVE_LINE_FINISH }
423 },
424 [VIS_ACTION_CURSOR_LINE_BEGIN] = {
425 "vis-motion-line-begin",
426 VIS_HELP("Move cursor to first character of the line")
427 movement, { .i = VIS_MOVE_LINE_BEGIN }
428 },
429 [VIS_ACTION_CURSOR_LINE_END] = {
430 "vis-motion-line-end",
431 VIS_HELP("Move cursor to end of the line")
432 movement, { .i = VIS_MOVE_LINE_END }
433 },
434 [VIS_ACTION_CURSOR_SCREEN_LINE_UP] = {
435 "vis-motion-screenline-up",
436 VIS_HELP("Move cursor screen/display line upwards")
437 movement, { .i = VIS_MOVE_SCREEN_LINE_UP }
438 },
439 [VIS_ACTION_CURSOR_SCREEN_LINE_DOWN] = {
440 "vis-motion-screenline-down",
441 VIS_HELP("Move cursor screen/display line downwards")
442 movement, { .i = VIS_MOVE_SCREEN_LINE_DOWN }
443 },
444 [VIS_ACTION_CURSOR_SCREEN_LINE_BEGIN] = {
445 "vis-motion-screenline-begin",
446 VIS_HELP("Move cursor to beginning of screen/display line")
447 movement, { .i = VIS_MOVE_SCREEN_LINE_BEGIN }
448 },
449 [VIS_ACTION_CURSOR_SCREEN_LINE_MIDDLE] = {
450 "vis-motion-screenline-middle",
451 VIS_HELP("Move cursor to middle of screen/display line")
452 movement, { .i = VIS_MOVE_SCREEN_LINE_MIDDLE }
453 },
454 [VIS_ACTION_CURSOR_SCREEN_LINE_END] = {
455 "vis-motion-screenline-end",
456 VIS_HELP("Move cursor to end of screen/display line")
457 movement, { .i = VIS_MOVE_SCREEN_LINE_END }
458 },
459 [VIS_ACTION_CURSOR_PERCENT] = {
460 "vis-motion-percent",
461 VIS_HELP("Move to count % of file or matching item")
462 percent
463 },
464 [VIS_ACTION_CURSOR_BYTE] = {
465 "vis-motion-byte",
466 VIS_HELP("Move to absolute byte position")
467 movement, { .i = VIS_MOVE_BYTE }
468 },
469 [VIS_ACTION_CURSOR_BYTE_LEFT] = {
470 "vis-motion-byte-left",
471 VIS_HELP("Move count bytes to the left")
472 movement, { .i = VIS_MOVE_BYTE_LEFT }
473 },
474 [VIS_ACTION_CURSOR_BYTE_RIGHT] = {
475 "vis-motion-byte-right",
476 VIS_HELP("Move count bytes to the right")
477 movement, { .i = VIS_MOVE_BYTE_RIGHT }
478 },
479 [VIS_ACTION_CURSOR_PARAGRAPH_PREV] = {
480 "vis-motion-paragraph-prev",
481 VIS_HELP("Move cursor paragraph backward")
482 movement, { .i = VIS_MOVE_PARAGRAPH_PREV }
483 },
484 [VIS_ACTION_CURSOR_PARAGRAPH_NEXT] = {
485 "vis-motion-paragraph-next",
486 VIS_HELP("Move cursor paragraph forward")
487 movement, { .i = VIS_MOVE_PARAGRAPH_NEXT }
488 },
489 [VIS_ACTION_CURSOR_SENTENCE_PREV] = {
490 "vis-motion-sentence-prev",
491 VIS_HELP("Move cursor sentence backward")
492 movement, { .i = VIS_MOVE_SENTENCE_PREV }
493 },
494 [VIS_ACTION_CURSOR_SENTENCE_NEXT] = {
495 "vis-motion-sentence-next",
496 VIS_HELP("Move cursor sentence forward")
497 movement, { .i = VIS_MOVE_SENTENCE_NEXT }
498 },
499 [VIS_ACTION_CURSOR_BLOCK_START] = {
500 "vis-motion-block-start",
501 VIS_HELP("Move cursor to the opening curly brace in a block")
502 movement, { .i = VIS_MOVE_BLOCK_START }
503 },
504 [VIS_ACTION_CURSOR_BLOCK_END] = {
505 "vis-motion-block-end",
506 VIS_HELP("Move cursor to the closing curly brace in a block")
507 movement, { .i = VIS_MOVE_BLOCK_END }
508 },
509 [VIS_ACTION_CURSOR_PARENTHESE_START] = {
510 "vis-motion-parenthese-start",
511 VIS_HELP("Move cursor to the opening parenthese inside a pair of parentheses")
512 movement, { .i = VIS_MOVE_PARENTHESE_START }
513 },
514 [VIS_ACTION_CURSOR_PARENTHESE_END] = {
515 "vis-motion-parenthese-end",
516 VIS_HELP("Move cursor to the closing parenthese inside a pair of parentheses")
517 movement, { .i = VIS_MOVE_PARENTHESE_END }
518 },
519 [VIS_ACTION_CURSOR_COLUMN] = {
520 "vis-motion-column",
521 VIS_HELP("Move cursor to given column of current line")
522 movement, { .i = VIS_MOVE_COLUMN }
523 },
524 [VIS_ACTION_CURSOR_LINE_FIRST] = {
525 "vis-motion-line-first",
526 VIS_HELP("Move cursor to given line (defaults to first)")
527 gotoline, { .i = -1 }
528 },
529 [VIS_ACTION_CURSOR_LINE_LAST] = {
530 "vis-motion-line-last",
531 VIS_HELP("Move cursor to given line (defaults to last)")
532 gotoline, { .i = +1 }
533 },
534 [VIS_ACTION_CURSOR_WINDOW_LINE_TOP] = {
535 "vis-motion-window-line-top",
536 VIS_HELP("Move cursor to top line of the window")
537 movement, { .i = VIS_MOVE_WINDOW_LINE_TOP }
538 },
539 [VIS_ACTION_CURSOR_WINDOW_LINE_MIDDLE] = {
540 "vis-motion-window-line-middle",
541 VIS_HELP("Move cursor to middle line of the window")
542 movement, { .i = VIS_MOVE_WINDOW_LINE_MIDDLE }
543 },
544 [VIS_ACTION_CURSOR_WINDOW_LINE_BOTTOM] = {
545 "vis-motion-window-line-bottom",
546 VIS_HELP("Move cursor to bottom line of the window")
547 movement, { .i = VIS_MOVE_WINDOW_LINE_BOTTOM }
548 },
549 [VIS_ACTION_CURSOR_SEARCH_REPEAT_FORWARD] = {
550 "vis-motion-search-repeat-forward",
551 VIS_HELP("Move cursor to next match in forward direction")
552 movement, { .i = VIS_MOVE_SEARCH_REPEAT_FORWARD }
553 },
554 [VIS_ACTION_CURSOR_SEARCH_REPEAT_BACKWARD] = {
555 "vis-motion-search-repeat-backward",
556 VIS_HELP("Move cursor to previous match in backward direction")
557 movement, { .i = VIS_MOVE_SEARCH_REPEAT_BACKWARD }
558 },
559 [VIS_ACTION_CURSOR_SEARCH_REPEAT] = {
560 "vis-motion-search-repeat",
561 VIS_HELP("Move cursor to next match")
562 movement, { .i = VIS_MOVE_SEARCH_REPEAT }
563 },
564 [VIS_ACTION_CURSOR_SEARCH_REPEAT_REVERSE] = {
565 "vis-motion-search-repeat-reverse",
566 VIS_HELP("Move cursor to next match in opposite direction")
567 movement, { .i = VIS_MOVE_SEARCH_REPEAT_REVERSE }
568 },
569 [VIS_ACTION_CURSOR_SEARCH_WORD_FORWARD] = {
570 "vis-motion-search-word-forward",
571 VIS_HELP("Move cursor to next occurrence of the word under cursor")
572 movement, { .i = VIS_MOVE_SEARCH_WORD_FORWARD }
573 },
574 [VIS_ACTION_CURSOR_SEARCH_WORD_BACKWARD] = {
575 "vis-motion-search-word-backward",
576 VIS_HELP("Move cursor to previous occurrence of the word under cursor")
577 movement, { .i = VIS_MOVE_SEARCH_WORD_BACKWARD }
578 },
579 [VIS_ACTION_WINDOW_PAGE_UP] = {
580 "vis-window-page-up",
581 VIS_HELP("Scroll window pages backwards (upwards)")
582 wscroll, { .i = -PAGE }
583 },
584 [VIS_ACTION_WINDOW_HALFPAGE_UP] = {
585 "vis-window-halfpage-up",
586 VIS_HELP("Scroll window half pages backwards (upwards)")
587 wscroll, { .i = -PAGE_HALF }
588 },
589 [VIS_ACTION_WINDOW_PAGE_DOWN] = {
590 "vis-window-page-down",
591 VIS_HELP("Scroll window pages forwards (downwards)")
592 wscroll, { .i = +PAGE }
593 },
594 [VIS_ACTION_WINDOW_HALFPAGE_DOWN] = {
595 "vis-window-halfpage-down",
596 VIS_HELP("Scroll window half pages forwards (downwards)")
597 wscroll, { .i = +PAGE_HALF }
598 },
599 [VIS_ACTION_MODE_NORMAL] = {
600 "vis-mode-normal",
601 VIS_HELP("Enter normal mode")
602 switchmode, { .i = VIS_MODE_NORMAL }
603 },
604 [VIS_ACTION_MODE_VISUAL] = {
605 "vis-mode-visual-charwise",
606 VIS_HELP("Enter characterwise visual mode")
607 switchmode, { .i = VIS_MODE_VISUAL }
608 },
609 [VIS_ACTION_MODE_VISUAL_LINE] = {
610 "vis-mode-visual-linewise",
611 VIS_HELP("Enter linewise visual mode")
612 switchmode, { .i = VIS_MODE_VISUAL_LINE }
613 },
614 [VIS_ACTION_MODE_INSERT] = {
615 "vis-mode-insert",
616 VIS_HELP("Enter insert mode")
617 insertmode, { .i = VIS_MOVE_NOP }
618 },
619 [VIS_ACTION_MODE_REPLACE] = {
620 "vis-mode-replace",
621 VIS_HELP("Enter replace mode")
622 replacemode, { .i = VIS_MOVE_NOP }
623 },
624 [VIS_ACTION_DELETE_CHAR_PREV] = {
625 "vis-delete-char-prev",
626 VIS_HELP("Delete the previous character")
627 delete, { .i = VIS_MOVE_CHAR_PREV }
628 },
629 [VIS_ACTION_DELETE_CHAR_NEXT] = {
630 "vis-delete-char-next",
631 VIS_HELP("Delete the next character")
632 delete, { .i = VIS_MOVE_CHAR_NEXT }
633 },
634 [VIS_ACTION_DELETE_LINE_BEGIN] = {
635 "vis-delete-line-begin",
636 VIS_HELP("Delete until the start of the current line")
637 delete, { .i = VIS_MOVE_LINE_BEGIN }
638 },
639 [VIS_ACTION_DELETE_WORD_PREV] = {
640 "vis-delete-word-prev",
641 VIS_HELP("Delete the previous WORD")
642 delete, { .i = VIS_MOVE_WORD_START_PREV }
643 },
644 [VIS_ACTION_JUMPLIST_PREV] = {
645 "vis-jumplist-prev",
646 VIS_HELP("Go to older cursor position in jump list")
647 movement, { .i = VIS_MOVE_JUMPLIST_PREV }
648 },
649 [VIS_ACTION_JUMPLIST_NEXT] = {
650 "vis-jumplist-next",
651 VIS_HELP("Go to newer cursor position in jump list")
652 movement, { .i = VIS_MOVE_JUMPLIST_NEXT }
653 },
654 [VIS_ACTION_CHANGELIST_PREV] = {
655 "vis-changelist-prev",
656 VIS_HELP("Go to older cursor position in change list")
657 movement, { .i = VIS_MOVE_CHANGELIST_PREV }
658 },
659 [VIS_ACTION_CHANGELIST_NEXT] = {
660 "vis-changelist-next",
661 VIS_HELP("Go to newer cursor position in change list")
662 movement, { .i = VIS_MOVE_CHANGELIST_NEXT }
663 },
664 [VIS_ACTION_UNDO] = {
665 "vis-undo",
666 VIS_HELP("Undo last change")
667 undo,
668 },
669 [VIS_ACTION_REDO] = {
670 "vis-redo",
671 VIS_HELP("Redo last change")
672 redo,
673 },
674 [VIS_ACTION_EARLIER] = {
675 "vis-earlier",
676 VIS_HELP("Goto older text state")
677 earlier,
678 },
679 [VIS_ACTION_LATER] = {
680 "vis-later",
681 VIS_HELP("Goto newer text state")
682 later,
683 },
684 [VIS_ACTION_MACRO_RECORD] = {
685 "vis-macro-record",
686 VIS_HELP("Record macro into given register")
687 macro_record,
688 },
689 [VIS_ACTION_MACRO_REPLAY] = {
690 "vis-macro-replay",
691 VIS_HELP("Replay macro, execute the content of the given register")
692 macro_replay,
693 },
694 [VIS_ACTION_MARK_SET] = {
695 "vis-mark-set",
696 VIS_HELP("Set given mark at current cursor position")
697 mark_set,
698 },
699 [VIS_ACTION_MARK_GOTO] = {
700 "vis-mark-goto",
701 VIS_HELP("Goto the position of the given mark")
702 mark_motion, { .i = VIS_MOVE_MARK }
703 },
704 [VIS_ACTION_MARK_GOTO_LINE] = {
705 "vis-mark-goto-line",
706 VIS_HELP("Goto first non-blank character of the line containing the given mark")
707 mark_motion, { .i = VIS_MOVE_MARK_LINE }
708 },
709 [VIS_ACTION_REDRAW] = {
710 "vis-redraw",
711 VIS_HELP("Redraw current editor content")
712 call, { .f = vis_redraw }
713 },
714 [VIS_ACTION_REPLACE_CHAR] = {
715 "vis-replace-char",
716 VIS_HELP("Replace the character under the cursor")
717 replace,
718 },
719 [VIS_ACTION_TOTILL_REPEAT] = {
720 "vis-motion-totill-repeat",
721 VIS_HELP("Repeat latest to/till motion")
722 movement, { .i = VIS_MOVE_TOTILL_REPEAT }
723 },
724 [VIS_ACTION_TOTILL_REVERSE] = {
725 "vis-motion-totill-reverse",
726 VIS_HELP("Repeat latest to/till motion but in opposite direction")
727 movement, { .i = VIS_MOVE_TOTILL_REVERSE }
728 },
729 [VIS_ACTION_PROMPT_SEARCH_FORWARD] = {
730 "vis-search-forward",
731 VIS_HELP("Search forward")
732 prompt_show, { .s = "/" }
733 },
734 [VIS_ACTION_PROMPT_SEARCH_BACKWARD] = {
735 "vis-search-backward",
736 VIS_HELP("Search backward")
737 prompt_show, { .s = "?" }
738 },
739 [VIS_ACTION_TILL_LEFT] = {
740 "vis-motion-till-left",
741 VIS_HELP("Till after the occurrence of character to the left")
742 movement_key, { .i = VIS_MOVE_LEFT_TILL }
743 },
744 [VIS_ACTION_TILL_RIGHT] = {
745 "vis-motion-till-right",
746 VIS_HELP("Till before the occurrence of character to the right")
747 movement_key, { .i = VIS_MOVE_RIGHT_TILL }
748 },
749 [VIS_ACTION_TO_LEFT] = {
750 "vis-motion-to-left",
751 VIS_HELP("To the first occurrence of character to the left")
752 movement_key, { .i = VIS_MOVE_LEFT_TO }
753 },
754 [VIS_ACTION_TO_RIGHT] = {
755 "vis-motion-to-right",
756 VIS_HELP("To the first occurrence of character to the right")
757 movement_key, { .i = VIS_MOVE_RIGHT_TO }
758 },
759 [VIS_ACTION_REGISTER] = {
760 "vis-register",
761 VIS_HELP("Use given register for next operator")
762 reg,
763 },
764 [VIS_ACTION_OPERATOR_CHANGE] = {
765 "vis-operator-change",
766 VIS_HELP("Change operator")
767 operator, { .i = VIS_OP_CHANGE }
768 },
769 [VIS_ACTION_OPERATOR_DELETE] = {
770 "vis-operator-delete",
771 VIS_HELP("Delete operator")
772 operator, { .i = VIS_OP_DELETE }
773 },
774 [VIS_ACTION_OPERATOR_YANK] = {
775 "vis-operator-yank",
776 VIS_HELP("Yank operator")
777 operator, { .i = VIS_OP_YANK }
778 },
779 [VIS_ACTION_OPERATOR_SHIFT_LEFT] = {
780 "vis-operator-shift-left",
781 VIS_HELP("Shift left operator")
782 operator, { .i = VIS_OP_SHIFT_LEFT }
783 },
784 [VIS_ACTION_OPERATOR_SHIFT_RIGHT] = {
785 "vis-operator-shift-right",
786 VIS_HELP("Shift right operator")
787 operator, { .i = VIS_OP_SHIFT_RIGHT }
788 },
789 [VIS_ACTION_OPERATOR_CASE_LOWER] = {
790 "vis-operator-case-lower",
791 VIS_HELP("Lowercase operator")
792 operator, { .i = VIS_OP_CASE_LOWER }
793 },
794 [VIS_ACTION_OPERATOR_CASE_UPPER] = {
795 "vis-operator-case-upper",
796 VIS_HELP("Uppercase operator")
797 operator, { .i = VIS_OP_CASE_UPPER }
798 },
799 [VIS_ACTION_OPERATOR_CASE_SWAP] = {
800 "vis-operator-case-swap",
801 VIS_HELP("Swap case operator")
802 operator, { .i = VIS_OP_CASE_SWAP }
803 },
804 [VIS_ACTION_OPERATOR_FILTER] = {
805 "vis-operator-filter",
806 VIS_HELP("Filter operator")
807 operator_filter,
808 },
809 [VIS_ACTION_OPERATOR_FILTER_FMT] = {
810 "vis-operator-filter-format",
811 VIS_HELP("Formatting operator, filter range through fmt(1)")
812 operator_filter, { .s = "|fmt" }
813 },
814 [VIS_ACTION_COUNT] = {
815 "vis-count",
816 VIS_HELP("Count specifier")
817 count,
818 },
819 [VIS_ACTION_INSERT_NEWLINE] = {
820 "vis-insert-newline",
821 VIS_HELP("Insert a line break (depending on file type)")
822 call, { .f = vis_insert_nl }
823 },
824 [VIS_ACTION_INSERT_TAB] = {
825 "vis-insert-tab",
826 VIS_HELP("Insert a tab (might be converted to spaces)")
827 call, { .f = vis_insert_tab }
828 },
829 [VIS_ACTION_INSERT_VERBATIM] = {
830 "vis-insert-verbatim",
831 VIS_HELP("Insert Unicode character based on code point")
832 insert_verbatim,
833 },
834 [VIS_ACTION_INSERT_REGISTER] = {
835 "vis-insert-register",
836 VIS_HELP("Insert specified register content")
837 insert_register,
838 },
839 [VIS_ACTION_WINDOW_NEXT] = {
840 "vis-window-next",
841 VIS_HELP("Focus next window")
842 call, { .f = vis_window_next }
843 },
844 [VIS_ACTION_WINDOW_PREV] = {
845 "vis-window-prev",
846 VIS_HELP("Focus previous window")
847 call, { .f = vis_window_prev }
848 },
849 [VIS_ACTION_APPEND_CHAR_NEXT] = {
850 "vis-append-char-next",
851 VIS_HELP("Append text after the cursor")
852 insertmode, { .i = VIS_MOVE_LINE_CHAR_NEXT }
853 },
854 [VIS_ACTION_APPEND_LINE_END] = {
855 "vis-append-line-end",
856 VIS_HELP("Append text after the end of the line")
857 insertmode, { .i = VIS_MOVE_LINE_END },
858 },
859 [VIS_ACTION_INSERT_LINE_START] = {
860 "vis-insert-line-start",
861 VIS_HELP("Insert text before the first non-blank in the line")
862 insertmode, { .i = VIS_MOVE_LINE_START },
863 },
864 [VIS_ACTION_OPEN_LINE_ABOVE] = {
865 "vis-open-line-above",
866 VIS_HELP("Begin a new line above the cursor")
867 openline, { .i = -1 }
868 },
869 [VIS_ACTION_OPEN_LINE_BELOW] = {
870 "vis-open-line-below",
871 VIS_HELP("Begin a new line below the cursor")
872 openline, { .i = +1 }
873 },
874 [VIS_ACTION_JOIN_LINES] = {
875 "vis-join-lines",
876 VIS_HELP("Join selected lines")
877 join, { .s = " " }
878 },
879 [VIS_ACTION_JOIN_LINES_TRIM] = {
880 "vis-join-lines-trim",
881 VIS_HELP("Join selected lines, remove white space")
882 join, { .s = "" }
883 },
884 [VIS_ACTION_PROMPT_SHOW] = {
885 "vis-prompt-show",
886 VIS_HELP("Show editor command line prompt")
887 prompt_show, { .s = ":" }
888 },
889 [VIS_ACTION_REPEAT] = {
890 "vis-repeat",
891 VIS_HELP("Repeat latest editor command")
892 repeat
893 },
894 [VIS_ACTION_SELECTION_FLIP] = {
895 "vis-selection-flip",
896 VIS_HELP("Flip selection, move cursor to other end")
897 selection_end,
898 },
899 [VIS_ACTION_SELECTION_RESTORE] = {
900 "vis-selection-restore",
901 VIS_HELP("Restore last selection")
902 selection_restore,
903 },
904 [VIS_ACTION_WINDOW_REDRAW_TOP] = {
905 "vis-window-redraw-top",
906 VIS_HELP("Redraw cursor line at the top of the window")
907 window, { .w = view_redraw_top }
908 },
909 [VIS_ACTION_WINDOW_REDRAW_CENTER] = {
910 "vis-window-redraw-center",
911 VIS_HELP("Redraw cursor line at the center of the window")
912 window, { .w = view_redraw_center }
913 },
914 [VIS_ACTION_WINDOW_REDRAW_BOTTOM] = {
915 "vis-window-redraw-bottom",
916 VIS_HELP("Redraw cursor line at the bottom of the window")
917 window, { .w = view_redraw_bottom }
918 },
919 [VIS_ACTION_WINDOW_SLIDE_UP] = {
920 "vis-window-slide-up",
921 VIS_HELP("Slide window content upwards")
922 wslide, { .i = -1 }
923 },
924 [VIS_ACTION_WINDOW_SLIDE_DOWN] = {
925 "vis-window-slide-down",
926 VIS_HELP("Slide window content downwards")
927 wslide, { .i = +1 }
928 },
929 [VIS_ACTION_PUT_AFTER] = {
930 "vis-put-after",
931 VIS_HELP("Put text after the cursor")
932 operator, { .i = VIS_OP_PUT_AFTER }
933 },
934 [VIS_ACTION_PUT_BEFORE] = {
935 "vis-put-before",
936 VIS_HELP("Put text before the cursor")
937 operator, { .i = VIS_OP_PUT_BEFORE }
938 },
939 [VIS_ACTION_PUT_AFTER_END] = {
940 "vis-put-after-end",
941 VIS_HELP("Put text after the cursor, place cursor after new text")
942 operator, { .i = VIS_OP_PUT_AFTER_END }
943 },
944 [VIS_ACTION_PUT_BEFORE_END] = {
945 "vis-put-before-end",
946 VIS_HELP("Put text before the cursor, place cursor after new text")
947 operator, { .i = VIS_OP_PUT_BEFORE_END }
948 },
949 [VIS_ACTION_CURSOR_SELECT_WORD] = {
950 "vis-cursor-select-word",
951 VIS_HELP("Select word under cursor")
952 cursors_select,
953 },
954 [VIS_ACTION_CURSORS_NEW_LINE_ABOVE] = {
955 "vis-cursor-new-lines-above",
956 VIS_HELP("Create a new cursor on the line above")
957 cursors_new, { .i = -1 }
958 },
959 [VIS_ACTION_CURSORS_NEW_LINE_ABOVE_FIRST] = {
960 "vis-cursor-new-lines-above-first",
961 VIS_HELP("Create a new cursor on the line above the first cursor")
962 cursors_new, { .i = INT_MIN }
963 },
964 [VIS_ACTION_CURSORS_NEW_LINE_BELOW] = {
965 "vis-cursor-new-lines-below",
966 VIS_HELP("Create a new cursor on the line below")
967 cursors_new, { .i = +1 }
968 },
969 [VIS_ACTION_CURSORS_NEW_LINE_BELOW_LAST] = {
970 "vis-cursor-new-lines-below-last",
971 VIS_HELP("Create a new cursor on the line below the last cursor")
972 cursors_new, { .i = INT_MAX }
973 },
974 [VIS_ACTION_CURSORS_NEW_LINES_BEGIN] = {
975 "vis-cursor-new-lines-begin",
976 VIS_HELP("Create a new cursor at the start of every line covered by selection")
977 operator, { .i = VIS_OP_CURSOR_SOL }
978 },
979 [VIS_ACTION_CURSORS_NEW_LINES_END] = {
980 "vis-cursor-new-lines-end",
981 VIS_HELP("Create a new cursor at the end of every line covered by selection")
982 operator, { .i = VIS_OP_CURSOR_EOL }
983 },
984 [VIS_ACTION_CURSORS_NEW_MATCH_NEXT] = {
985 "vis-cursor-new-match-next",
986 VIS_HELP("Select the next region matching the current selection")
987 cursors_select_next
988 },
989 [VIS_ACTION_CURSORS_NEW_MATCH_SKIP] = {
990 "vis-cursor-new-match-skip",
991 VIS_HELP("Clear current selection, but select next match")
992 cursors_select_skip,
993 },
994 [VIS_ACTION_CURSORS_ALIGN] = {
995 "vis-cursors-align",
996 VIS_HELP("Try to align all cursors on the same column")
997 cursors_align,
998 },
999 [VIS_ACTION_CURSORS_ALIGN_INDENT_LEFT] = {
1000 "vis-cursors-align-indent-left",
1001 VIS_HELP("Left align all cursors/selections by inserting spaces")
1002 cursors_align_indent, { .i = -1 }
1003 },
1004 [VIS_ACTION_CURSORS_ALIGN_INDENT_RIGHT] = {
1005 "vis-cursors-align-indent-right",
1006 VIS_HELP("Right align all cursors/selections by inserting spaces")
1007 cursors_align_indent, { .i = +1 }
1008 },
1009 [VIS_ACTION_CURSORS_REMOVE_ALL] = {
1010 "vis-cursors-remove-all",
1011 VIS_HELP("Remove all but the primary cursor")
1012 cursors_clear,
1013 },
1014 [VIS_ACTION_CURSORS_REMOVE_LAST] = {
1015 "vis-cursors-remove-last",
1016 VIS_HELP("Remove least recently created cursor")
1017 cursors_remove,
1018 },
1019 [VIS_ACTION_CURSORS_REMOVE_COLUMN] = {
1020 "vis-cursors-remove-column",
1021 VIS_HELP("Remove count cursor column")
1022 cursors_remove_column, { .i = 1 }
1023 },
1024 [VIS_ACTION_CURSORS_REMOVE_COLUMN_EXCEPT] = {
1025 "vis-cursors-remove-column-except",
1026 VIS_HELP("Remove all but the count cursor column")
1027 cursors_remove_column_except, { .i = 1 }
1028 },
1029 [VIS_ACTION_CURSORS_PREV] = {
1030 "vis-cursor-prev",
1031 VIS_HELP("Move to the previous cursor")
1032 cursors_navigate, { .i = -PAGE_HALF }
1033 },
1034 [VIS_ACTION_CURSORS_NEXT] = {
1035 "vis-cursor-next",
1036 VIS_HELP("Move to the next cursor")
1037 cursors_navigate, { .i = +PAGE_HALF }
1038 },
1039 [VIS_ACTION_SELECTIONS_ROTATE_LEFT] = {
1040 "vis-selections-rotate-left",
1041 VIS_HELP("Rotate selections left")
1042 selections_rotate, { .i = -1 }
1043 },
1044 [VIS_ACTION_SELECTIONS_ROTATE_RIGHT] = {
1045 "vis-selections-rotate-right",
1046 VIS_HELP("Rotate selections right")
1047 selections_rotate, { .i = +1 }
1048 },
1049 [VIS_ACTION_SELECTIONS_TRIM] = {
1050 "vis-selections-trim",
1051 VIS_HELP("Remove leading and trailing white space from selections")
1052 selections_trim
1053 },
1054 [VIS_ACTION_SELECTIONS_SAVE] = {
1055 "vis-selections-save",
1056 VIS_HELP("Save currently active selections to register")
1057 selections_save
1058 },
1059 [VIS_ACTION_SELECTIONS_RESTORE] = {
1060 "vis-selections-restore",
1061 VIS_HELP("Restore selections from register")
1062 selections_restore
1063 },
1064 [VIS_ACTION_SELECTIONS_UNION] = {
1065 "vis-selections-union",
1066 VIS_HELP("Add selections from register")
1067 selections_union
1068 },
1069 [VIS_ACTION_SELECTIONS_INTERSECT] = {
1070 "vis-selections-intersect",
1071 VIS_HELP("Intersect selections with register")
1072 selections_intersect
1073 },
1074 [VIS_ACTION_SELECTIONS_COMPLEMENT] = {
1075 "vis-selections-complement",
1076 VIS_HELP("Complement selections")
1077 selections_complement
1078 },
1079 [VIS_ACTION_TEXT_OBJECT_WORD_OUTER] = {
1080 "vis-textobject-word-outer",
1081 VIS_HELP("A word leading and trailing whitespace included")
1082 textobj, { .i = VIS_TEXTOBJECT_OUTER_WORD }
1083 },
1084 [VIS_ACTION_TEXT_OBJECT_WORD_INNER] = {
1085 "vis-textobject-word-inner",
1086 VIS_HELP("A word leading and trailing whitespace excluded")
1087 textobj, { .i = VIS_TEXTOBJECT_INNER_WORD }
1088 },
1089 [VIS_ACTION_TEXT_OBJECT_LONGWORD_OUTER] = {
1090 "vis-textobject-bigword-outer",
1091 VIS_HELP("A WORD leading and trailing whitespace included")
1092 textobj, { .i = VIS_TEXTOBJECT_OUTER_LONGWORD }
1093 },
1094 [VIS_ACTION_TEXT_OBJECT_LONGWORD_INNER] = {
1095 "vis-textobject-bigword-inner",
1096 VIS_HELP("A WORD leading and trailing whitespace excluded")
1097 textobj, { .i = VIS_TEXTOBJECT_INNER_LONGWORD }
1098 },
1099 [VIS_ACTION_TEXT_OBJECT_SENTENCE] = {
1100 "vis-textobject-sentence",
1101 VIS_HELP("A sentence")
1102 textobj, { .i = VIS_TEXTOBJECT_SENTENCE }
1103 },
1104 [VIS_ACTION_TEXT_OBJECT_PARAGRAPH] = {
1105 "vis-textobject-paragraph",
1106 VIS_HELP("A paragraph")
1107 textobj, { .i = VIS_TEXTOBJECT_PARAGRAPH }
1108 },
1109 [VIS_ACTION_TEXT_OBJECT_SQUARE_BRACKET_OUTER] = {
1110 "vis-textobject-square-bracket-outer",
1111 VIS_HELP("[] block (outer variant)")
1112 textobj, { .i = VIS_TEXTOBJECT_OUTER_SQUARE_BRACKET }
1113 },
1114 [VIS_ACTION_TEXT_OBJECT_SQUARE_BRACKET_INNER] = {
1115 "vis-textobject-square-bracket-inner",
1116 VIS_HELP("[] block (inner variant)")
1117 textobj, { .i = VIS_TEXTOBJECT_INNER_SQUARE_BRACKET }
1118 },
1119 [VIS_ACTION_TEXT_OBJECT_PARANTHESE_OUTER] = {
1120 "vis-textobject-parentheses-outer",
1121 VIS_HELP("() block (outer variant)")
1122 textobj, { .i = VIS_TEXTOBJECT_OUTER_PARANTHESE }
1123 },
1124 [VIS_ACTION_TEXT_OBJECT_PARANTHESE_INNER] = {
1125 "vis-textobject-parentheses-inner",
1126 VIS_HELP("() block (inner variant)")
1127 textobj, { .i = VIS_TEXTOBJECT_INNER_PARANTHESE }
1128 },
1129 [VIS_ACTION_TEXT_OBJECT_ANGLE_BRACKET_OUTER] = {
1130 "vis-textobject-angle-bracket-outer",
1131 VIS_HELP("<> block (outer variant)")
1132 textobj, { .i = VIS_TEXTOBJECT_OUTER_ANGLE_BRACKET }
1133 },
1134 [VIS_ACTION_TEXT_OBJECT_ANGLE_BRACKET_INNER] = {
1135 "vis-textobject-angle-bracket-inner",
1136 VIS_HELP("<> block (inner variant)")
1137 textobj, { .i = VIS_TEXTOBJECT_INNER_ANGLE_BRACKET }
1138 },
1139 [VIS_ACTION_TEXT_OBJECT_CURLY_BRACKET_OUTER] = {
1140 "vis-textobject-curly-bracket-outer",
1141 VIS_HELP("{} block (outer variant)")
1142 textobj, { .i = VIS_TEXTOBJECT_OUTER_CURLY_BRACKET }
1143 },
1144 [VIS_ACTION_TEXT_OBJECT_CURLY_BRACKET_INNER] = {
1145 "vis-textobject-curly-bracket-inner",
1146 VIS_HELP("{} block (inner variant)")
1147 textobj, { .i = VIS_TEXTOBJECT_INNER_CURLY_BRACKET }
1148 },
1149 [VIS_ACTION_TEXT_OBJECT_QUOTE_OUTER] = {
1150 "vis-textobject-quote-outer",
1151 VIS_HELP("A quoted string, including the quotation marks")
1152 textobj, { .i = VIS_TEXTOBJECT_OUTER_QUOTE }
1153 },
1154 [VIS_ACTION_TEXT_OBJECT_QUOTE_INNER] = {
1155 "vis-textobject-quote-inner",
1156 VIS_HELP("A quoted string, excluding the quotation marks")
1157 textobj, { .i = VIS_TEXTOBJECT_INNER_QUOTE }
1158 },
1159 [VIS_ACTION_TEXT_OBJECT_SINGLE_QUOTE_OUTER] = {
1160 "vis-textobject-single-quote-outer",
1161 VIS_HELP("A single quoted string, including the quotation marks")
1162 textobj, { .i = VIS_TEXTOBJECT_OUTER_SINGLE_QUOTE }
1163 },
1164 [VIS_ACTION_TEXT_OBJECT_SINGLE_QUOTE_INNER] = {
1165 "vis-textobject-single-quote-inner",
1166 VIS_HELP("A single quoted string, excluding the quotation marks")
1167 textobj, { .i = VIS_TEXTOBJECT_INNER_SINGLE_QUOTE }
1168 },
1169 [VIS_ACTION_TEXT_OBJECT_BACKTICK_OUTER] = {
1170 "vis-textobject-backtick-outer",
1171 VIS_HELP("A backtick delimited string (outer variant)")
1172 textobj, { .i = VIS_TEXTOBJECT_OUTER_BACKTICK }
1173 },
1174 [VIS_ACTION_TEXT_OBJECT_BACKTICK_INNER] = {
1175 "vis-textobject-backtick-inner",
1176 VIS_HELP("A backtick delimited string (inner variant)")
1177 textobj, { .i = VIS_TEXTOBJECT_INNER_BACKTICK }
1178 },
1179 [VIS_ACTION_TEXT_OBJECT_ENTIRE_OUTER] = {
1180 "vis-textobject-entire-outer",
1181 VIS_HELP("The whole text content")
1182 textobj, { .i = VIS_TEXTOBJECT_OUTER_ENTIRE }
1183 },
1184 [VIS_ACTION_TEXT_OBJECT_ENTIRE_INNER] = {
1185 "vis-textobject-entire-inner",
1186 VIS_HELP("The whole text content, except for leading and trailing empty lines")
1187 textobj, { .i = VIS_TEXTOBJECT_INNER_ENTIRE }
1188 },
1189 [VIS_ACTION_TEXT_OBJECT_LINE_OUTER] = {
1190 "vis-textobject-line-outer",
1191 VIS_HELP("The whole line")
1192 textobj, { .i = VIS_TEXTOBJECT_OUTER_LINE }
1193 },
1194 [VIS_ACTION_TEXT_OBJECT_LINE_INNER] = {
1195 "vis-textobject-line-inner",
1196 VIS_HELP("The whole line, excluding leading and trailing whitespace")
1197 textobj, { .i = VIS_TEXTOBJECT_INNER_LINE }
1198 },
1199 [VIS_ACTION_TEXT_OBJECT_INDENTATION] = {
1200 "vis-textobject-indentation",
1201 VIS_HELP("All adjacent lines with the same indentation level as the current one")
1202 textobj, { .i = VIS_TEXTOBJECT_INDENTATION }
1203 },
1204 [VIS_ACTION_TEXT_OBJECT_SEARCH_FORWARD] = {
1205 "vis-textobject-search-forward",
1206 VIS_HELP("The next search match in forward direction")
1207 textobj, { .i = VIS_TEXTOBJECT_SEARCH_FORWARD }
1208 },
1209 [VIS_ACTION_TEXT_OBJECT_SEARCH_BACKWARD] = {
1210 "vis-textobject-search-backward",
1211 VIS_HELP("The next search match in backward direction")
1212 textobj, { .i = VIS_TEXTOBJECT_SEARCH_BACKWARD }
1213 },
1214 [VIS_ACTION_MOTION_CHARWISE] = {
1215 "vis-motion-charwise",
1216 VIS_HELP("Force motion to be charwise")
1217 motiontype, { .i = VIS_MOTIONTYPE_CHARWISE }
1218 },
1219 [VIS_ACTION_MOTION_LINEWISE] = {
1220 "vis-motion-linewise",
1221 VIS_HELP("Force motion to be linewise")
1222 motiontype, { .i = VIS_MOTIONTYPE_LINEWISE }
1223 },
1224 [VIS_ACTION_UNICODE_INFO] = {
1225 "vis-unicode-info",
1226 VIS_HELP("Show Unicode codepoint(s) of character under cursor")
1227 unicode_info, { .i = VIS_ACTION_UNICODE_INFO }
1228 },
1229 [VIS_ACTION_UTF8_INFO] = {
1230 "vis-utf8-info",
1231 VIS_HELP("Show UTF-8 encoded codepoint(s) of character under cursor")
1232 unicode_info, { .i = VIS_ACTION_UTF8_INFO }
1233 },
1234 [VIS_ACTION_NOP] = {
1235 "vis-nop",
1236 VIS_HELP("Ignore key, do nothing")
1237 nop,
1238 },
1239 };
1240
1241 #include "config.h"
1242
1243 /** key bindings functions */
1244
1245 static const char *nop(Vis *vis, const char *keys, const Arg *arg) {
1246 return keys;
1247 }
1248
1249 static const char *macro_record(Vis *vis, const char *keys, const Arg *arg) {
1250 if (!vis_macro_record_stop(vis)) {
1251 if (!keys[0])
1252 return NULL;
1253 if (keys[1])
1254 return vis_keys_next(vis, keys);
1255 enum VisRegister reg = vis_register_from(vis, keys[0]);
1256 vis_macro_record(vis, reg);
1257 keys++;
1258 }
1259 vis_draw(vis);
1260 return keys;
1261 }
1262
1263 static const char *macro_replay(Vis *vis, const char *keys, const Arg *arg) {
1264 if (!keys[0])
1265 return NULL;
1266 if (keys[1])
1267 return vis_keys_next(vis, keys);
1268 enum VisRegister reg = vis_register_from(vis, keys[0]);
1269 vis_macro_replay(vis, reg);
1270 return keys+1;
1271 }
1272
1273 static const char *suspend(Vis *vis, const char *keys, const Arg *arg) {
1274 vis_suspend(vis);
1275 return keys;
1276 }
1277
1278 static const char *repeat(Vis *vis, const char *keys, const Arg *arg) {
1279 vis_repeat(vis);
1280 return keys;
1281 }
1282
1283 static const char *cursors_new(Vis *vis, const char *keys, const Arg *arg) {
1284 View *view = vis_view(vis);
1285 VisCountIterator it = vis_count_iterator_get(vis, 1);
1286 while (vis_count_iterator_next(&it)) {
1287 Selection *sel = NULL;
1288 switch (arg->i) {
1289 case -1:
1290 case +1:
1291 sel = view_selections_primary_get(view);
1292 break;
1293 case INT_MIN:
1294 sel = view_selections(view);
1295 break;
1296 case INT_MAX:
1297 for (Selection *s = view_selections(view); s; s = view_selections_next(s))
1298 sel = s;
1299 break;
1300 default:
1301 return keys;
1302 }
1303 size_t oldpos = view_cursors_pos(sel);
1304 if (arg->i > 0)
1305 view_line_down(sel);
1306 else if (arg->i < 0)
1307 view_line_up(sel);
1308 size_t newpos = view_cursors_pos(sel);
1309 view_cursors_to(sel, oldpos);
1310 Selection *sel_new = view_selections_new(view, newpos);
1311 if (!sel_new) {
1312 if (arg->i == -1)
1313 sel_new = view_selections_prev(sel);
1314 else if (arg->i == +1)
1315 sel_new = view_selections_next(sel);
1316 }
1317 if (sel_new)
1318 view_selections_primary_set(sel_new);
1319 }
1320 vis_count_set(vis, VIS_COUNT_UNKNOWN);
1321 return keys;
1322 }
1323
1324 static const char *cursors_align(Vis *vis, const char *keys, const Arg *arg) {
1325 View *view = vis_view(vis);
1326 Text *txt = vis_text(vis);
1327 int mincol = INT_MAX;
1328 for (Selection *s = view_selections(view); s; s = view_selections_next(s)) {
1329 int col = view_cursors_cell_get(s);
1330 if (col >= 0 && col < mincol)
1331 mincol = col;
1332 }
1333 for (Selection *s = view_selections(view); s; s = view_selections_next(s)) {
1334 if (view_cursors_cell_set(s, mincol) == -1) {
1335 size_t pos = view_cursors_pos(s);
1336 size_t col = text_line_width_set(txt, pos, mincol);
1337 view_cursors_to(s, col);
1338 }
1339 }
1340 return keys;
1341 }
1342
1343 static const char *cursors_align_indent(Vis *vis, const char *keys, const Arg *arg) {
1344 View *view = vis_view(vis);
1345 Text *txt = vis_text(vis);
1346 bool left_align = arg->i < 0;
1347 int columns = view_selections_column_count(view);
1348
1349 for (int i = 0; i < columns; i++) {
1350 int mincol = INT_MAX, maxcol = 0;
1351 for (Selection *s = view_selections_column(view, i); s; s = view_selections_column_next(s, i)) {
1352 Filerange sel = view_selections_get(s);
1353 size_t pos = left_align ? sel.start : sel.end;
1354 int col = text_line_width_get(txt, pos);
1355 if (col < mincol)
1356 mincol = col;
1357 if (col > maxcol)
1358 maxcol = col;
1359 }
1360
1361 size_t len = maxcol - mincol;
1362 char *buf = malloc(len+1);
1363 if (!buf)
1364 return keys;
1365 memset(buf, ' ', len);
1366
1367 for (Selection *s = view_selections_column(view, i); s; s = view_selections_column_next(s, i)) {
1368 Filerange sel = view_selections_get(s);
1369 size_t pos = left_align ? sel.start : sel.end;
1370 size_t ipos = sel.start;
1371 int col = text_line_width_get(txt, pos);
1372 if (col < maxcol) {
1373 size_t off = maxcol - col;
1374 if (off <= len)
1375 text_insert(txt, ipos, buf, off);
1376 }
1377 }
1378
1379 free(buf);
1380 }
1381
1382 view_draw(view);
1383 return keys;
1384 }
1385
1386 static const char *cursors_clear(Vis *vis, const char *keys, const Arg *arg) {
1387 View *view = vis_view(vis);
1388 if (view_selections_count(view) > 1)
1389 view_selections_dispose_all(view);
1390 else
1391 view_selection_clear(view_selections_primary_get(view));
1392 return keys;
1393 }
1394
1395 static const char *cursors_select(Vis *vis, const char *keys, const Arg *arg) {
1396 Text *txt = vis_text(vis);
1397 View *view = vis_view(vis);
1398 for (Selection *s = view_selections(view); s; s = view_selections_next(s)) {
1399 Filerange word = text_object_word(txt, view_cursors_pos(s));
1400 if (text_range_valid(&word))
1401 view_selections_set(s, &word);
1402 }
1403 vis_mode_switch(vis, VIS_MODE_VISUAL);
1404 return keys;
1405 }
1406
1407 static const char *cursors_select_next(Vis *vis, const char *keys, const Arg *arg) {
1408 Text *txt = vis_text(vis);
1409 View *view = vis_view(vis);
1410 Selection *s = view_selections_primary_get(view);
1411 Filerange sel = view_selections_get(s);
1412 if (!text_range_valid(&sel))
1413 return keys;
1414
1415 char *buf = text_bytes_alloc0(txt, sel.start, text_range_size(&sel));
1416 if (!buf)
1417 return keys;
1418 Filerange word = text_object_word_find_next(txt, sel.end, buf);
1419 if (text_range_valid(&word)) {
1420 size_t pos = text_char_prev(txt, word.end);
1421 if ((s = view_selections_new(view, pos))) {
1422 view_selections_set(s, &word);
1423 view_selections_anchor(s);
1424 view_selections_primary_set(s);
1425 goto out;
1426 }
1427 }
1428
1429 sel = view_selections_get(view_selections(view));
1430 word = text_object_word_find_prev(txt, sel.start, buf);
1431 if (!text_range_valid(&word))
1432 goto out;
1433 size_t pos = text_char_prev(txt, word.end);
1434 if ((s = view_selections_new(view, pos))) {
1435 view_selections_set(s, &word);
1436 view_selections_anchor(s);
1437 view_selections_primary_set(s);
1438 }
1439
1440 out:
1441 free(buf);
1442 return keys;
1443 }
1444
1445 static const char *cursors_select_skip(Vis *vis, const char *keys, const Arg *arg) {
1446 View *view = vis_view(vis);
1447 Selection *sel = view_selections_primary_get(view);
1448 keys = cursors_select_next(vis, keys, arg);
1449 if (sel != view_selections_primary_get(view))
1450 view_selections_dispose(sel);
1451 return keys;
1452 }
1453
1454 static const char *cursors_remove(Vis *vis, const char *keys, const Arg *arg) {
1455 View *view = vis_view(vis);
1456 view_selections_dispose(view_selections_primary_get(view));
1457 view_cursor_to(view, view_cursor_get(view));
1458 return keys;
1459 }
1460
1461 static const char *cursors_remove_column(Vis *vis, const char *keys, const Arg *arg) {
1462 View *view = vis_view(vis);
1463 int max = view_selections_column_count(view);
1464 int column = vis_count_get_default(vis, arg->i) - 1;
1465 if (column >= max)
1466 column = max - 1;
1467 if (view_selections_count(view) == 1) {
1468 vis_mode_switch(vis, VIS_MODE_NORMAL);
1469 return keys;
1470 }
1471
1472 for (Selection *s = view_selections_column(view, column), *next; s; s = next) {
1473 next = view_selections_column_next(s, column);
1474 view_selections_dispose(s);
1475 }
1476
1477 vis_count_set(vis, VIS_COUNT_UNKNOWN);
1478 return keys;
1479 }
1480
1481 static const char *cursors_remove_column_except(Vis *vis, const char *keys, const Arg *arg) {
1482 View *view = vis_view(vis);
1483 int max = view_selections_column_count(view);
1484 int column = vis_count_get_default(vis, arg->i) - 1;
1485 if (column >= max)
1486 column = max - 1;
1487 if (view_selections_count(view) == 1) {
1488 vis_redraw(vis);
1489 return keys;
1490 }
1491
1492 Selection *sel = view_selections(view);
1493 Selection *col = view_selections_column(view, column);
1494 for (Selection *next; sel; sel = next) {
1495 next = view_selections_next(sel);
1496 if (sel == col)
1497 col = view_selections_column_next(col, column);
1498 else
1499 view_selections_dispose(sel);
1500 }
1501
1502 vis_count_set(vis, VIS_COUNT_UNKNOWN);
1503 return keys;
1504 }
1505
1506 static const char *cursors_navigate(Vis *vis, const char *keys, const Arg *arg) {
1507 View *view = vis_view(vis);
1508 if (view_selections_count(view) == 1)
1509 return wscroll(vis, keys, arg);
1510 Selection *s = view_selections_primary_get(view);
1511 VisCountIterator it = vis_count_iterator_get(vis, 1);
1512 while (vis_count_iterator_next(&it)) {
1513 if (arg->i > 0) {
1514 s = view_selections_next(s);
1515 if (!s)
1516 s = view_selections(view);
1517 } else {
1518 s = view_selections_prev(s);
1519 if (!s) {
1520 s = view_selections(view);
1521 for (Selection *n = s; n; n = view_selections_next(n))
1522 s = n;
1523 }
1524 }
1525 }
1526 view_selections_primary_set(s);
1527 vis_count_set(vis, VIS_COUNT_UNKNOWN);
1528 return keys;
1529 }
1530
1531 static const char *selections_rotate(Vis *vis, const char *keys, const Arg *arg) {
1532
1533 typedef struct {
1534 Selection *sel;
1535 char *data;
1536 size_t len;
1537 } Rotate;
1538
1539 Array arr;
1540 Text *txt = vis_text(vis);
1541 View *view = vis_view(vis);
1542 int columns = view_selections_column_count(view);
1543 int selections = columns == 1 ? view_selections_count(view) : columns;
1544 int count = vis_count_get_default(vis, 1);
1545 array_init_sized(&arr, sizeof(Rotate));
1546 if (!array_reserve(&arr, selections))
1547 return keys;
1548 size_t line = 0;
1549
1550 for (Selection *s = view_selections(view), *next; s; s = next) {
1551 next = view_selections_next(s);
1552 size_t line_next = 0;
1553
1554 Filerange sel = view_selections_get(s);
1555 Rotate rot;
1556 rot.sel = s;
1557 rot.len = text_range_size(&sel);
1558 if ((rot.data = malloc(rot.len)))
1559 rot.len = text_bytes_get(txt, sel.start, rot.len, rot.data);
1560 else
1561 rot.len = 0;
1562 array_add(&arr, &rot);
1563
1564 if (!line)
1565 line = text_lineno_by_pos(txt, view_cursors_pos(s));
1566 if (next)
1567 line_next = text_lineno_by_pos(txt, view_cursors_pos(next));
1568 if (!next || (columns > 1 && line != line_next)) {
1569 size_t len = array_length(&arr);
1570 size_t off = arg->i > 0 ? count % len : len - (count % len);
1571 for (size_t i = 0; i < len; i++) {
1572 size_t j = (i + off) % len;
1573 Rotate *oldrot = array_get(&arr, i);
1574 Rotate *newrot = array_get(&arr, j);
1575 if (!oldrot || !newrot || oldrot == newrot)
1576 continue;
1577 Filerange newsel = view_selections_get(newrot->sel);
1578 if (!text_range_valid(&newsel))
1579 continue;
1580 if (!text_delete_range(txt, &newsel))
1581 continue;
1582 if (!text_insert(txt, newsel.start, oldrot->data, oldrot->len))
1583 continue;
1584 newsel.end = newsel.start + oldrot->len;
1585 view_selections_set(newrot->sel, &newsel);
1586 free(oldrot->data);
1587 }
1588 array_clear(&arr);
1589 }
1590 line = line_next;
1591 }
1592
1593 array_release(&arr);
1594 vis_count_set(vis, VIS_COUNT_UNKNOWN);
1595 return keys;
1596 }
1597
1598 static const char *selections_trim(Vis *vis, const char *keys, const Arg *arg) {
1599 Text *txt = vis_text(vis);
1600 View *view = vis_view(vis);
1601 for (Selection *s = view_selections(view), *next; s; s = next) {
1602 next = view_selections_next(s);
1603 Filerange sel = view_selections_get(s);
1604 if (!text_range_valid(&sel))
1605 continue;
1606 for (char b; sel.start < sel.end && text_byte_get(txt, sel.end-1, &b)
1607 && isspace((unsigned char)b); sel.end--);
1608 for (char b; sel.start <= sel.end && text_byte_get(txt, sel.start, &b)
1609 && isspace((unsigned char)b); sel.start++);
1610 if (sel.start < sel.end) {
1611 view_selections_set(s, &sel);
1612 } else if (!view_selections_dispose(s)) {
1613 vis_mode_switch(vis, VIS_MODE_NORMAL);
1614 }
1615 }
1616 return keys;
1617 }
1618
1619 static const char *selections_save(Vis *vis, const char *keys, const Arg *arg) {
1620 View *view = vis_view(vis);
1621 enum VisRegister reg = vis_register_used(vis);
1622 Array sel = view_selections_get_all(view);
1623 vis_register_selections_set(vis, reg, &sel);
1624 array_release(&sel);
1625 vis_cancel(vis);
1626 return keys;
1627 }
1628
1629 static const char *selections_restore(Vis *vis, const char *keys, const Arg *arg) {
1630 View *view = vis_view(vis);
1631 enum VisRegister reg = vis_register_used(vis);
1632 Array sel = vis_register_selections_get(vis, reg);
1633 view_selections_set_all(view, &sel);
1634 array_release(&sel);
1635 vis_cancel(vis);
1636 return keys;
1637 }
1638
1639 static const char *selections_union(Vis *vis, const char *keys, const Arg *arg) {
1640 View *view = vis_view(vis);
1641 enum VisRegister reg = vis_register_used(vis);
1642 Array a = vis_register_selections_get(vis, reg);
1643 Array b = view_selections_get_all(view);
1644 Array sel;
1645 array_init_from(&sel, &a);
1646
1647 size_t i = 0, j = 0;
1648 Filerange *r1 = array_get(&a, i), *r2 = array_get(&b, j), cur = text_range_empty();
1649 while (r1 || r2) {
1650 if (r1 && text_range_overlap(r1, &cur)) {
1651 cur = text_range_union(r1, &cur);
1652 r1 = array_get(&a, ++i);
1653 } else if (r2 && text_range_overlap(r2, &cur)) {
1654 cur = text_range_union(r2, &cur);
1655 r2 = array_get(&b, ++j);
1656 } else {
1657 if (text_range_valid(&cur))
1658 array_add(&sel, &cur);
1659 if (!r1) {
1660 cur = *r2;
1661 r2 = array_get(&b, ++j);
1662 } else if (!r2) {
1663 cur = *r1;
1664 r1 = array_get(&a, ++i);
1665 } else {
1666 if (r1->start < r2->start) {
1667 cur = *r1;
1668 r1 = array_get(&a, ++i);
1669 } else {
1670 cur = *r2;
1671 r2 = array_get(&b, ++j);
1672 }
1673 }
1674 }
1675 }
1676
1677 if (text_range_valid(&cur))
1678 array_add(&sel, &cur);
1679
1680 view_selections_set_all(view, &sel);
1681 vis_cancel(vis);
1682
1683 array_release(&a);
1684 array_release(&b);
1685 array_release(&sel);
1686
1687 return keys;
1688 }
1689
1690 static void intersect(Array *ret, Array *a, Array *b) {
1691 size_t i = 0, j = 0;
1692 Filerange *r1 = array_get(a, i), *r2 = array_get(b, j);
1693 while (r1 && r2) {
1694 if (text_range_overlap(r1, r2)) {
1695 Filerange new = text_range_intersect(r1, r2);
1696 array_add(ret, &new);
1697 }
1698 if (r1->end < r2->end)
1699 r1 = array_get(a, ++i);
1700 else
1701 r2 = array_get(b, ++j);
1702 }
1703 }
1704
1705 static const char *selections_intersect(Vis *vis, const char *keys, const Arg *arg) {
1706 View *view = vis_view(vis);
1707 enum VisRegister reg = vis_register_used(vis);
1708 Array a = vis_register_selections_get(vis, reg);
1709 Array b = view_selections_get_all(view);
1710 Array sel;
1711 array_init_from(&sel, &a);
1712
1713 intersect(&sel, &a, &b);
1714 view_selections_set_all(view, &sel);
1715 vis_cancel(vis);
1716
1717 array_release(&a);
1718 array_release(&b);
1719 array_release(&sel);
1720
1721 return keys;
1722 }
1723
1724 static void complement(Array *ret, Array *a, Filerange *universe) {
1725 size_t pos = 0;
1726 for (size_t i = 0, len = array_length(a); i < len; i++) {
1727 Filerange *r = array_get(a, i);
1728 if (pos < r->start) {
1729 Filerange new = text_range_new(pos, r->start);
1730 array_add(ret, &new);
1731 }
1732 pos = r->end;
1733 }
1734 if (pos < universe->end) {
1735 Filerange new = text_range_new(pos, universe->end);
1736 array_add(ret, &new);
1737 }
1738 }
1739
1740 static const char *selections_complement(Vis *vis, const char *keys, const Arg *arg) {
1741 Text *txt = vis_text(vis);
1742 View *view = vis_view(vis);
1743 Filerange universe = text_object_entire(txt, 0);
1744 Array a = view_selections_get_all(view);
1745 Array sel;
1746 array_init_from(&sel, &a);
1747
1748 complement(&sel, &a, &universe);
1749
1750 view_selections_set_all(view, &sel);
1751 array_release(&a);
1752 array_release(&sel);
1753 return keys;
1754 }
1755
1756 static const char *replace(Vis *vis, const char *keys, const Arg *arg) {
1757 if (!keys[0]) {
1758 vis_keymap_disable(vis);
1759 return NULL;
1760 }
1761
1762 const char *next = vis_keys_next(vis, keys);
1763 if (!next)
1764 return NULL;
1765
1766 char replacement[UTFmax+1];
1767 if (!vis_keys_utf8(vis, keys, replacement))
1768 return next;
1769
1770 if (replacement[0] == 0x1b) /* <Escape> */
1771 return next;
1772
1773 vis_operator(vis, VIS_OP_REPLACE, replacement);
1774 if (vis_mode_get(vis) == VIS_MODE_OPERATOR_PENDING)
1775 vis_motion(vis, VIS_MOVE_CHAR_NEXT);
1776 return next;
1777 }
1778
1779 static const char *count(Vis *vis, const char *keys, const Arg *arg) {
1780 int digit = keys[-1] - '0';
1781 int count = vis_count_get_default(vis, 0);
1782 if (0 <= digit && digit <= 9) {
1783 if (digit == 0 && count == 0)
1784 vis_motion(vis, VIS_MOVE_LINE_BEGIN);
1785 else
1786 vis_count_set(vis, count * 10 + digit);
1787 }
1788 return keys;
1789 }
1790
1791 static const char *gotoline(Vis *vis, const char *keys, const Arg *arg) {
1792 if (vis_count_get(vis) != VIS_COUNT_UNKNOWN)
1793 vis_motion(vis, VIS_MOVE_LINE);
1794 else if (arg->i < 0)
1795 vis_motion(vis, VIS_MOVE_FILE_BEGIN);
1796 else
1797 vis_motion(vis, VIS_MOVE_FILE_END);
1798 return keys;
1799 }
1800
1801 static const char *motiontype(Vis *vis, const char *keys, const Arg *arg) {
1802 vis_motion_type(vis, arg->i);
1803 return keys;
1804 }
1805
1806 static const char *operator(Vis *vis, const char *keys, const Arg *arg) {
1807 vis_operator(vis, arg->i);
1808 return keys;
1809 }
1810
1811 static const char *operator_filter(Vis *vis, const char *keys, const Arg *arg) {
1812 vis_operator(vis, VIS_OP_FILTER, arg->s);
1813 return keys;
1814 }
1815
1816 static const char *movement_key(Vis *vis, const char *keys, const Arg *arg) {
1817 if (!keys[0]) {
1818 vis_keymap_disable(vis);
1819 return NULL;
1820 }
1821
1822 const char *next = vis_keys_next(vis, keys);
1823 if (!next)
1824 return NULL;
1825 char utf8[UTFmax+1];
1826 if (vis_keys_utf8(vis, keys, utf8))
1827 vis_motion(vis, arg->i, utf8);
1828 return next;
1829 }
1830
1831 static const char *movement(Vis *vis, const char *keys, const Arg *arg) {
1832 vis_motion(vis, arg->i);
1833 return keys;
1834 }
1835
1836 static const char *textobj(Vis *vis, const char *keys, const Arg *arg) {
1837 vis_textobject(vis, arg->i);
1838 return keys;
1839 }
1840
1841 static const char *selection_end(Vis *vis, const char *keys, const Arg *arg) {
1842 for (Selection *s = view_selections(vis_view(vis)); s; s = view_selections_next(s))
1843 view_selections_flip(s);
1844 return keys;
1845 }
1846
1847 static const char *selection_restore(Vis *vis, const char *keys, const Arg *arg) {
1848 Text *txt = vis_text(vis);
1849 View *view = vis_view(vis);
1850 for (Selection *s = view_selections(view); s; s = view_selections_next(s))
1851 view_selections_restore(s);
1852 Filerange sel = view_selection_get(view);
1853 if (text_range_is_linewise(txt, &sel))
1854 vis_mode_switch(vis, VIS_MODE_VISUAL_LINE);
1855 else
1856 vis_mode_switch(vis, VIS_MODE_VISUAL);
1857 return keys;
1858 }
1859
1860 static const char *reg(Vis *vis, const char *keys, const Arg *arg) {
1861 if (!keys[0])
1862 return NULL;
1863 if (keys[1])
1864 return vis_keys_next(vis, keys);
1865 enum VisRegister reg = vis_register_from(vis, keys[0]);
1866 vis_register(vis, reg);
1867 return keys+1;
1868 }
1869
1870 static const char *mark_set(Vis *vis, const char *keys, const Arg *arg) {
1871 if (!keys[0])
1872 return NULL;
1873 if (keys[1])
1874 return vis_keys_next(vis, keys);
1875 vis_mark_set(vis, vis_mark_from(vis, keys[0]), view_cursor_get(vis_view(vis)));
1876 return keys+1;
1877 }
1878
1879 static const char *mark_motion(Vis *vis, const char *keys, const Arg *arg) {
1880 if (!keys[0])
1881 return NULL;
1882 if (keys[1])
1883 return vis_keys_next(vis, keys);
1884 vis_motion(vis, arg->i, vis_mark_from(vis, keys[0]));
1885 return keys+1;
1886 }
1887
1888 static const char *undo(Vis *vis, const char *keys, const Arg *arg) {
1889 size_t pos = text_undo(vis_text(vis));
1890 if (pos != EPOS) {
1891 View *view = vis_view(vis);
1892 if (view_selections_count(view) == 1)
1893 view_cursor_to(view, pos);
1894 /* redraw all windows in case some display the same file */
1895 vis_draw(vis);
1896 }
1897 return keys;
1898 }
1899
1900 static const char *redo(Vis *vis, const char *keys, const Arg *arg) {
1901 size_t pos = text_redo(vis_text(vis));
1902 if (pos != EPOS) {
1903 View *view = vis_view(vis);
1904 if (view_selections_count(view) == 1)
1905 view_cursor_to(view, pos);
1906 /* redraw all windows in case some display the same file */
1907 vis_draw(vis);
1908 }
1909 return keys;
1910 }
1911
1912 static const char *earlier(Vis *vis, const char *keys, const Arg *arg) {
1913 size_t pos = EPOS;
1914 VisCountIterator it = vis_count_iterator_get(vis, 1);
1915 while (vis_count_iterator_next(&it))
1916 pos = text_earlier(vis_text(vis));
1917 if (pos != EPOS) {
1918 view_cursor_to(vis_view(vis), pos);
1919 /* redraw all windows in case some display the same file */
1920 vis_draw(vis);
1921 }
1922 return keys;
1923 }
1924
1925 static const char *later(Vis *vis, const char *keys, const Arg *arg) {
1926 size_t pos = EPOS;
1927 VisCountIterator it = vis_count_iterator_get(vis, 1);
1928 while (vis_count_iterator_next(&it))
1929 pos = text_later(vis_text(vis));
1930 if (pos != EPOS) {
1931 view_cursor_to(vis_view(vis), pos);
1932 /* redraw all windows in case some display the same file */
1933 vis_draw(vis);
1934 }
1935 return keys;
1936 }
1937
1938 static const char *delete(Vis *vis, const char *keys, const Arg *arg) {
1939 vis_operator(vis, VIS_OP_DELETE);
1940 vis_motion(vis, arg->i);
1941 return keys;
1942 }
1943
1944 static const char *insert_register(Vis *vis, const char *keys, const Arg *arg) {
1945 if (!keys[0])
1946 return NULL;
1947 if (keys[1])
1948 return vis_keys_next(vis, keys);
1949 enum VisRegister reg = vis_register_from(vis, keys[0]);
1950 if (reg != VIS_REG_INVALID) {
1951 vis_register(vis, reg);
1952 vis_operator(vis, VIS_OP_PUT_BEFORE_END);
1953 }
1954 return keys+1;
1955 }
1956
1957 static const char *prompt_show(Vis *vis, const char *keys, const Arg *arg) {
1958 vis_prompt_show(vis, arg->s);
1959 return keys;
1960 }
1961
1962 static const char *insert_verbatim(Vis *vis, const char *keys, const Arg *arg) {
1963 Rune rune = 0;
1964 char buf[4], type = keys[0];
1965 const char *data = NULL;
1966 int len = 0, count = 0, base = 0;
1967 switch (type) {
1968 case '\0':
1969 return NULL;
1970 case 'o':
1971 case 'O':
1972 count = 3;
1973 base = 8;
1974 break;
1975 case 'U':
1976 count = 4;
1977 /* fall through */
1978 case 'u':
1979 count += 4;
1980 base = 16;
1981 break;
1982 case 'x':
1983 case 'X':
1984 count = 2;
1985 base = 16;
1986 break;
1987 default:
1988 if ('0' <= type && type <= '9') {
1989 rune = type - '0';
1990 count = 2;
1991 base = 10;
1992 }
1993 break;
1994 }
1995
1996 if (base) {
1997 for (keys++; keys[0] && count > 0; keys++, count--) {
1998 int v = 0;
1999 if (base == 8 && '0' <= keys[0] && keys[0] <= '7') {
2000 v = keys[0] - '0';
2001 } else if ((base == 10 || base == 16) && '0' <= keys[0] && keys[0] <= '9') {
2002 v = keys[0] - '0';
2003 } else if (base == 16 && 'a' <= keys[0] && keys[0] <= 'f') {
2004 v = 10 + keys[0] - 'a';
2005 } else if (base == 16 && 'A' <= keys[0] && keys[0] <= 'F') {
2006 v = 10 + keys[0] - 'A';
2007 } else {
2008 count = 0;
2009 break;
2010 }
2011 rune = rune * base + v;
2012 }
2013
2014 if (count > 0)
2015 return NULL;
2016 if (type == 'u' || type == 'U') {
2017 len = runetochar(buf, &rune);
2018 } else {
2019 buf[0] = rune;
2020 len = 1;
2021 }
2022
2023 data = buf;
2024 } else {
2025 const char *next = vis_keys_next(vis, keys);
2026 if (!next)
2027 return NULL;
2028 if ((rune = vis_keys_codepoint(vis, keys)) != (Rune)-1) {
2029 len = runetochar(buf, &rune);
2030 data = buf;
2031 } else {
2032 vis_info_show(vis, "Unknown key");
2033 }
2034 keys = next;
2035 }
2036
2037 if (len > 0)
2038 vis_insert_key(vis, data, len);
2039 return keys;
2040 }
2041
2042 static const char *wscroll(Vis *vis, const char *keys, const Arg *arg) {
2043 View *view = vis_view(vis);
2044 int count = vis_count_get(vis);
2045 switch (arg->i) {
2046 case -PAGE:
2047 view_scroll_page_up(view);
2048 break;
2049 case +PAGE:
2050 view_scroll_page_down(view);
2051 break;
2052 case -PAGE_HALF:
2053 view_scroll_halfpage_up(view);
2054 break;
2055 case +PAGE_HALF:
2056 view_scroll_halfpage_down(view);
2057 break;
2058 default:
2059 if (count == VIS_COUNT_UNKNOWN)
2060 count = arg->i < 0 ? -arg->i : arg->i;
2061 if (arg->i < 0)
2062 view_scroll_up(view, count);
2063 else
2064 view_scroll_down(view, count);
2065 break;
2066 }
2067 return keys;
2068 }
2069
2070 static const char *wslide(Vis *vis, const char *keys, const Arg *arg) {
2071 View *view = vis_view(vis);
2072 int count = vis_count_get(vis);
2073 if (count == VIS_COUNT_UNKNOWN)
2074 count = arg->i < 0 ? -arg->i : arg->i;
2075 if (arg->i >= 0)
2076 view_slide_down(view, count);
2077 else
2078 view_slide_up(view, count);
2079 return keys;
2080 }
2081
2082 static const char *call(Vis *vis, const char *keys, const Arg *arg) {
2083 arg->f(vis);
2084 return keys;
2085 }
2086
2087 static const char *window(Vis *vis, const char *keys, const Arg *arg) {
2088 arg->w(vis_view(vis));
2089 return keys;
2090 }
2091
2092 static const char *openline(Vis *vis, const char *keys, const Arg *arg) {
2093 vis_operator(vis, VIS_OP_MODESWITCH, VIS_MODE_INSERT);
2094 if (arg->i > 0) {
2095 vis_motion(vis, VIS_MOVE_LINE_END);
2096 vis_keys_feed(vis, "<Enter>");
2097 } else {
2098 if (vis_get_autoindent(vis)) {
2099 vis_motion(vis, VIS_MOVE_LINE_START);
2100 vis_keys_feed(vis, "<vis-motion-line-start>");
2101 } else {
2102 vis_motion(vis, VIS_MOVE_LINE_BEGIN);
2103 vis_keys_feed(vis, "<vis-motion-line-begin>");
2104 }
2105 vis_keys_feed(vis, "<Enter><Up>");
2106 }
2107 return keys;
2108 }
2109
2110 static const char *join(Vis *vis, const char *keys, const Arg *arg) {
2111 bool normal = (vis_mode_get(vis) == VIS_MODE_NORMAL);
2112 vis_operator(vis, VIS_OP_JOIN, arg->s);
2113 if (normal) {
2114 int count = vis_count_get_default(vis, 0);
2115 if (count)
2116 vis_count_set(vis, count-1);
2117 vis_motion(vis, VIS_MOVE_LINE_NEXT);
2118 }
2119 return keys;
2120 }
2121
2122 static const char *switchmode(Vis *vis, const char *keys, const Arg *arg) {
2123 vis_mode_switch(vis, arg->i);
2124 return keys;
2125 }
2126
2127 static const char *insertmode(Vis *vis, const char *keys, const Arg *arg) {
2128 vis_operator(vis, VIS_OP_MODESWITCH, VIS_MODE_INSERT);
2129 vis_motion(vis, arg->i);
2130 return keys;
2131 }
2132
2133 static const char *replacemode(Vis *vis, const char *keys, const Arg *arg) {
2134 vis_operator(vis, VIS_OP_MODESWITCH, VIS_MODE_REPLACE);
2135 vis_motion(vis, arg->i);
2136 return keys;
2137 }
2138
2139 static const char *unicode_info(Vis *vis, const char *keys, const Arg *arg) {
2140 View *view = vis_view(vis);
2141 Text *txt = vis_text(vis);
2142 size_t start = view_cursor_get(view);
2143 size_t end = text_char_next(txt, start);
2144 char *grapheme = text_bytes_alloc0(txt, start, end-start), *codepoint = grapheme;
2145 if (!grapheme)
2146 return keys;
2147 Buffer info;
2148 buffer_init(&info);
2149 mbstate_t ps = { 0 };
2150 Iterator it = text_iterator_get(txt, start);
2151 for (size_t pos = start; it.pos < end; pos = it.pos) {
2152 if (!text_iterator_codepoint_next(&it, NULL)) {
2153 vis_info_show(vis, "Failed to parse code point");
2154 goto err;
2155 }
2156 size_t len = it.pos - pos;
2157 wchar_t wc = 0xFFFD;
2158 size_t res = mbrtowc(&wc, codepoint, len, &ps);
2159 bool combining = false;
2160 if (res != (size_t)-1 && res != (size_t)-2)
2161 combining = (wc != L'\0' && wcwidth(wc) == 0);
2162 unsigned char ch = *codepoint;
2163 if (ch < 128 && !isprint(ch))
2164 buffer_appendf(&info, "<^%c> ", ch == 127 ? '?' : ch + 64);
2165 else
2166 buffer_appendf(&info, "<%s%.*s> ", combining ? " " : "", (int)len, codepoint);
2167 if (arg->i == VIS_ACTION_UNICODE_INFO) {
2168 buffer_appendf(&info, "U+%04"PRIX32" ", (uint32_t)wc);
2169 } else {
2170 for (size_t i = 0; i < len; i++)
2171 buffer_appendf(&info, "%02x ", (uint8_t)codepoint[i]);
2172 }
2173 codepoint += len;
2174 }
2175 vis_info_show(vis, "%s", buffer_content0(&info));
2176 err:
2177 free(grapheme);
2178 buffer_release(&info);
2179 return keys;
2180 }
2181
2182 static const char *percent(Vis *vis, const char *keys, const Arg *arg) {
2183 if (vis_count_get(vis) == VIS_COUNT_UNKNOWN)
2184 vis_motion(vis, VIS_MOVE_BRACKET_MATCH);
2185 else
2186 vis_motion(vis, VIS_MOVE_PERCENT);
2187 return keys;
2188 }
2189
2190 static Vis *vis;
2191
2192 static void signal_handler(int signum, siginfo_t *siginfo, void *context) {
2193 vis_signal_handler(vis, signum, siginfo, context);
2194 }
2195
2196 int main(int argc, char *argv[]) {
2197
2198 VisEvent event = {
2199 .init = vis_lua_init,
2200 .start = vis_lua_start,
2201 .quit = vis_lua_quit,
2202 .mode_insert_input = vis_lua_mode_insert_input,
2203 .mode_replace_input = vis_lua_mode_replace_input,
2204 .file_open = vis_lua_file_open,
2205 .file_save_pre = vis_lua_file_save_pre,
2206 .file_save_post = vis_lua_file_save_post,
2207 .file_close = vis_lua_file_close,
2208 .win_open = vis_lua_win_open,
2209 .win_close = vis_lua_win_close,
2210 .win_highlight = vis_lua_win_highlight,
2211 .win_status = vis_lua_win_status,
2212 };
2213
2214 vis = vis_new(ui_term_new(), &event);
2215 if (!vis)
2216 return EXIT_FAILURE;
2217
2218 for (int i = 0; i < LENGTH(vis_action); i++) {
2219 const KeyAction *action = &vis_action[i];
2220 if (!vis_action_register(vis, action))
2221 vis_die(vis, "Could not register action: %s\n", action->name);
2222 }
2223
2224 for (int i = 0; i < LENGTH(default_bindings); i++) {
2225 for (const KeyBinding **binding = default_bindings[i]; binding && *binding; binding++) {
2226 for (const KeyBinding *kb = *binding; kb->key; kb++) {
2227 vis_mode_map(vis, i, false, kb->key, kb);
2228 }
2229 }
2230 }
2231
2232 for (const char **k = keymaps; k[0]; k += 2)
2233 vis_keymap_add(vis, k[0], k[1]);
2234
2235 /* install signal handlers etc. */
2236 struct sigaction sa;
2237 memset(&sa, 0, sizeof sa);
2238 sigfillset(&sa.sa_mask);
2239 sa.sa_flags = SA_SIGINFO;
2240 sa.sa_sigaction = signal_handler;
2241 if (sigaction(SIGBUS, &sa, NULL) == -1 ||
2242 sigaction(SIGINT, &sa, NULL) == -1 ||
2243 sigaction(SIGCONT, &sa, NULL) == -1 ||
2244 sigaction(SIGWINCH, &sa, NULL) == -1 ||
2245 sigaction(SIGTERM, &sa, NULL) == -1 ||
2246 sigaction(SIGHUP, &sa, NULL) == -1) {
2247 vis_die(vis, "Failed to set signal handler: %s\n", strerror(errno));
2248 }
2249
2250 sa.sa_handler = SIG_IGN;
2251 if (sigaction(SIGPIPE, &sa, NULL) == -1)
2252 vis_die(vis, "Failed to ignore SIGPIPE\n");
2253
2254 sigset_t blockset;
2255 sigemptyset(&blockset);
2256 sigaddset(&blockset, SIGBUS);
2257 sigaddset(&blockset, SIGCONT);
2258 sigaddset(&blockset, SIGWINCH);
2259 sigaddset(&blockset, SIGTERM);
2260 sigaddset(&blockset, SIGHUP);
2261 if (sigprocmask(SIG_BLOCK, &blockset, NULL) == -1)
2262 vis_die(vis, "Failed to block signals\n");
2263
2264 for (int i = 1; i < argc; i++) {
2265 if (argv[i][0] != '-') {
2266 continue;
2267 } else if (strcmp(argv[i], "-") == 0) {
2268 continue;
2269 } else if (strcmp(argv[i], "--") == 0) {
2270 break;
2271 } else if (strcmp(argv[i], "-v") == 0) {
2272 printf("vis %s%s%s%s%s%s%s\n", VERSION,
2273 CONFIG_CURSES ? " +curses" : "",
2274 CONFIG_LUA ? " +lua" : "",
2275 CONFIG_LPEG ? " +lpeg" : "",
2276 CONFIG_TRE ? " +tre" : "",
2277 CONFIG_ACL ? " +acl" : "",
2278 CONFIG_SELINUX ? " +selinux" : "");
2279 return 0;
2280 } else {
2281 fprintf(stderr, "Unknown command option: %s\n", argv[i]);
2282 return 1;
2283 }
2284 }
2285
2286 char *cmd = NULL;
2287 bool end_of_options = false, win_created = false;
2288
2289 for (int i = 1; i < argc; i++) {
2290 if (argv[i][0] == '-' && !end_of_options) {
2291 if (strcmp(argv[i], "-") == 0) {
2292 if (!vis_window_new_fd(vis, STDOUT_FILENO))
2293 vis_die(vis, "Can not create empty buffer\n");
2294 ssize_t len = 0;
2295 char buf[PIPE_BUF];
2296 Text *txt = vis_text(vis);
2297 while ((len = read(STDIN_FILENO, buf, sizeof buf)) > 0)
2298 text_insert(txt, text_size(txt), buf, len);
2299 if (len == -1)
2300 vis_die(vis, "Can not read from stdin\n");
2301 text_snapshot(txt);
2302 int fd = open("/dev/tty", O_RDWR);
2303 if (fd == -1)
2304 vis_die(vis, "Can not reopen stdin\n");
2305 dup2(fd, STDIN_FILENO);
2306 close(fd);
2307 } else if (strcmp(argv[i], "--") == 0) {
2308 end_of_options = true;
2309 continue;
2310 }
2311 } else if (argv[i][0] == '+' && !end_of_options) {
2312 cmd = argv[i] + (argv[i][1] == '/' || argv[i][1] == '?');
2313 continue;
2314 } else if (!vis_window_new(vis, argv[i])) {
2315 vis_die(vis, "Can not load `%s': %s\n", argv[i], strerror(errno));
2316 }
2317 win_created = true;
2318 if (cmd) {
2319 vis_prompt_cmd(vis, cmd);
2320 cmd = NULL;
2321 }
2322 }
2323
2324 if (!vis_window(vis) && !win_created) {
2325 if (!vis_window_new(vis, NULL))
2326 vis_die(vis, "Can not create empty buffer\n");
2327 if (cmd)
2328 vis_prompt_cmd(vis, cmd);
2329 }
2330
2331 int status = vis_run(vis);
2332 vis_free(vis);
2333 return status;
2334 }
a vim like text editor