-
Notifications
You must be signed in to change notification settings - Fork 0
/
normal.c
9119 lines (8471 loc) · 214 KB
/
normal.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/* vi:set ts=8 sts=4 sw=4:
*
* VIM - Vi IMproved by Bram Moolenaar
*
* Do ":help uganda" in Vim to read copying and usage conditions.
* Do ":help credits" in Vim to see a list of people who contributed.
* See README.txt for an overview of the Vim source code.
*/
/*
* normal.c: Contains the main routine for processing characters in command
* mode. Communicates closely with the code in ops.c to handle
* the operators.
*/
#include "vim.h"
#ifdef FEAT_VISUAL
/*
* The Visual area is remembered for reselection.
*/
static int resel_VIsual_mode = NUL; /* 'v', 'V', or Ctrl-V */
static linenr_T resel_VIsual_line_count; /* number of lines */
static colnr_T resel_VIsual_col; /* nr of cols or end col */
static int restart_VIsual_select = 0;
#endif
static int
# ifdef __BORLANDC__
_RTLENTRYF
# endif
nv_compare __ARGS((const void *s1, const void *s2));
static int find_command __ARGS((int cmdchar));
static void op_colon __ARGS((oparg_T *oap));
static void op_function __ARGS((oparg_T *oap));
#if defined(FEAT_MOUSE) && defined(FEAT_VISUAL)
static void find_start_of_word __ARGS((pos_T *));
static void find_end_of_word __ARGS((pos_T *));
static int get_mouse_class __ARGS((char_u *p));
#endif
static void prep_redo_cmd __ARGS((cmdarg_T *cap));
static void prep_redo __ARGS((int regname, long, int, int, int, int, int));
static int checkclearop __ARGS((oparg_T *oap));
static int checkclearopq __ARGS((oparg_T *oap));
static void clearop __ARGS((oparg_T *oap));
static void clearopbeep __ARGS((oparg_T *oap));
#ifdef FEAT_VISUAL
static void unshift_special __ARGS((cmdarg_T *cap));
#endif
#ifdef FEAT_CMDL_INFO
static void del_from_showcmd __ARGS((int));
#endif
/*
* nv_*(): functions called to handle Normal and Visual mode commands.
* n_*(): functions called to handle Normal mode commands.
* v_*(): functions called to handle Visual mode commands.
*/
static void nv_ignore __ARGS((cmdarg_T *cap));
static void nv_nop __ARGS((cmdarg_T *cap));
static void nv_error __ARGS((cmdarg_T *cap));
static void nv_help __ARGS((cmdarg_T *cap));
static void nv_addsub __ARGS((cmdarg_T *cap));
static void nv_page __ARGS((cmdarg_T *cap));
static void nv_gd __ARGS((oparg_T *oap, int nchar, int thisblock));
static int nv_screengo __ARGS((oparg_T *oap, int dir, long dist));
#ifdef FEAT_MOUSE
static void nv_mousescroll __ARGS((cmdarg_T *cap));
static void nv_mouse __ARGS((cmdarg_T *cap));
#endif
static void nv_scroll_line __ARGS((cmdarg_T *cap));
static void nv_zet __ARGS((cmdarg_T *cap));
#ifdef FEAT_GUI
static void nv_ver_scrollbar __ARGS((cmdarg_T *cap));
static void nv_hor_scrollbar __ARGS((cmdarg_T *cap));
#endif
#ifdef FEAT_GUI_TABLINE
static void nv_tabline __ARGS((cmdarg_T *cap));
static void nv_tabmenu __ARGS((cmdarg_T *cap));
#endif
static void nv_exmode __ARGS((cmdarg_T *cap));
static void nv_colon __ARGS((cmdarg_T *cap));
static void nv_ctrlg __ARGS((cmdarg_T *cap));
static void nv_ctrlh __ARGS((cmdarg_T *cap));
static void nv_clear __ARGS((cmdarg_T *cap));
static void nv_ctrlo __ARGS((cmdarg_T *cap));
static void nv_hat __ARGS((cmdarg_T *cap));
static void nv_Zet __ARGS((cmdarg_T *cap));
static void nv_ident __ARGS((cmdarg_T *cap));
static void nv_tagpop __ARGS((cmdarg_T *cap));
static void nv_scroll __ARGS((cmdarg_T *cap));
static void nv_right __ARGS((cmdarg_T *cap));
static void nv_left __ARGS((cmdarg_T *cap));
static void nv_up __ARGS((cmdarg_T *cap));
static void nv_down __ARGS((cmdarg_T *cap));
#ifdef FEAT_SEARCHPATH
static void nv_gotofile __ARGS((cmdarg_T *cap));
#endif
static void nv_end __ARGS((cmdarg_T *cap));
static void nv_dollar __ARGS((cmdarg_T *cap));
static void nv_search __ARGS((cmdarg_T *cap));
static void nv_next __ARGS((cmdarg_T *cap));
static void normal_search __ARGS((cmdarg_T *cap, int dir, char_u *pat, int opt));
static void nv_csearch __ARGS((cmdarg_T *cap));
static void nv_brackets __ARGS((cmdarg_T *cap));
static void nv_percent __ARGS((cmdarg_T *cap));
static void nv_brace __ARGS((cmdarg_T *cap));
static void nv_mark __ARGS((cmdarg_T *cap));
static void nv_findpar __ARGS((cmdarg_T *cap));
static void nv_undo __ARGS((cmdarg_T *cap));
static void nv_kundo __ARGS((cmdarg_T *cap));
static void nv_Replace __ARGS((cmdarg_T *cap));
#ifdef FEAT_VREPLACE
static void nv_vreplace __ARGS((cmdarg_T *cap));
#endif
#ifdef FEAT_VISUAL
static void v_swap_corners __ARGS((int cmdchar));
#endif
static void nv_replace __ARGS((cmdarg_T *cap));
static void n_swapchar __ARGS((cmdarg_T *cap));
static void nv_cursormark __ARGS((cmdarg_T *cap, int flag, pos_T *pos));
#ifdef FEAT_VISUAL
static void v_visop __ARGS((cmdarg_T *cap));
#endif
static void nv_subst __ARGS((cmdarg_T *cap));
static void nv_abbrev __ARGS((cmdarg_T *cap));
static void nv_optrans __ARGS((cmdarg_T *cap));
static void nv_gomark __ARGS((cmdarg_T *cap));
static void nv_pcmark __ARGS((cmdarg_T *cap));
static void nv_regname __ARGS((cmdarg_T *cap));
#ifdef FEAT_VISUAL
static void nv_visual __ARGS((cmdarg_T *cap));
static void n_start_visual_mode __ARGS((int c));
#endif
static void nv_window __ARGS((cmdarg_T *cap));
static void nv_suspend __ARGS((cmdarg_T *cap));
static void nv_g_cmd __ARGS((cmdarg_T *cap));
static void n_opencmd __ARGS((cmdarg_T *cap));
static void nv_dot __ARGS((cmdarg_T *cap));
static void nv_redo __ARGS((cmdarg_T *cap));
static void nv_Undo __ARGS((cmdarg_T *cap));
static void nv_tilde __ARGS((cmdarg_T *cap));
static void nv_operator __ARGS((cmdarg_T *cap));
static void nv_lineop __ARGS((cmdarg_T *cap));
static void nv_home __ARGS((cmdarg_T *cap));
static void nv_pipe __ARGS((cmdarg_T *cap));
static void nv_bck_word __ARGS((cmdarg_T *cap));
static void nv_wordcmd __ARGS((cmdarg_T *cap));
static void nv_beginline __ARGS((cmdarg_T *cap));
#ifdef FEAT_VISUAL
static void adjust_for_sel __ARGS((cmdarg_T *cap));
static int unadjust_for_sel __ARGS((void));
static void nv_select __ARGS((cmdarg_T *cap));
#endif
static void nv_goto __ARGS((cmdarg_T *cap));
static void nv_normal __ARGS((cmdarg_T *cap));
static void nv_esc __ARGS((cmdarg_T *oap));
static void nv_edit __ARGS((cmdarg_T *cap));
static void invoke_edit __ARGS((cmdarg_T *cap, int repl, int cmd, int startln));
#ifdef FEAT_TEXTOBJ
static void nv_object __ARGS((cmdarg_T *cap));
#endif
static void nv_record __ARGS((cmdarg_T *cap));
static void nv_at __ARGS((cmdarg_T *cap));
static void nv_halfpage __ARGS((cmdarg_T *cap));
static void nv_join __ARGS((cmdarg_T *cap));
static void nv_put __ARGS((cmdarg_T *cap));
static void nv_open __ARGS((cmdarg_T *cap));
#ifdef FEAT_SNIFF
static void nv_sniff __ARGS((cmdarg_T *cap));
#endif
#ifdef FEAT_NETBEANS_INTG
static void nv_nbcmd __ARGS((cmdarg_T *cap));
#endif
#ifdef FEAT_DND
static void nv_drop __ARGS((cmdarg_T *cap));
#endif
#ifdef FEAT_AUTOCMD
static void nv_cursorhold __ARGS((cmdarg_T *cap));
#endif
/*
* Function to be called for a Normal or Visual mode command.
* The argument is a cmdarg_T.
*/
typedef void (*nv_func_T) __ARGS((cmdarg_T *cap));
/* Values for cmd_flags. */
#define NV_NCH 0x01 /* may need to get a second char */
#define NV_NCH_NOP (0x02|NV_NCH) /* get second char when no operator pending */
#define NV_NCH_ALW (0x04|NV_NCH) /* always get a second char */
#define NV_LANG 0x08 /* second char needs language adjustment */
#define NV_SS 0x10 /* may start selection */
#define NV_SSS 0x20 /* may start selection with shift modifier */
#define NV_STS 0x40 /* may stop selection without shift modif. */
#define NV_RL 0x80 /* 'rightleft' modifies command */
#define NV_KEEPREG 0x100 /* don't clear regname */
#define NV_NCW 0x200 /* not allowed in command-line window */
/*
* Generally speaking, every Normal mode command should either clear any
* pending operator (with *clearop*()), or set the motion type variable
* oap->motion_type.
*
* When a cursor motion command is made, it is marked as being a character or
* line oriented motion. Then, if an operator is in effect, the operation
* becomes character or line oriented accordingly.
*/
/*
* This table contains one entry for every Normal or Visual mode command.
* The order doesn't matter, init_normal_cmds() will create a sorted index.
* It is faster when all keys from zero to '~' are present.
*/
static const struct nv_cmd
{
int cmd_char; /* (first) command character */
nv_func_T cmd_func; /* function for this command */
short_u cmd_flags; /* NV_ flags */
short cmd_arg; /* value for ca.arg */
} nv_cmds[] =
{
{NUL, nv_error, 0, 0},
{Ctrl_A, nv_addsub, 0, 0},
{Ctrl_B, nv_page, NV_STS, BACKWARD},
{Ctrl_C, nv_esc, 0, TRUE},
{Ctrl_D, nv_halfpage, 0, 0},
{Ctrl_E, nv_scroll_line, 0, TRUE},
{Ctrl_F, nv_page, NV_STS, FORWARD},
{Ctrl_G, nv_ctrlg, 0, 0},
{Ctrl_H, nv_ctrlh, 0, 0},
{Ctrl_I, nv_pcmark, 0, 0},
{NL, nv_down, 0, FALSE},
{Ctrl_K, nv_error, 0, 0},
{Ctrl_L, nv_clear, 0, 0},
{Ctrl_M, nv_down, 0, TRUE},
{Ctrl_N, nv_down, NV_STS, FALSE},
{Ctrl_O, nv_ctrlo, 0, 0},
{Ctrl_P, nv_up, NV_STS, FALSE},
#ifdef FEAT_VISUAL
{Ctrl_Q, nv_visual, 0, FALSE},
#else
{Ctrl_Q, nv_ignore, 0, 0},
#endif
{Ctrl_R, nv_redo, 0, 0},
{Ctrl_S, nv_ignore, 0, 0},
{Ctrl_T, nv_tagpop, NV_NCW, 0},
{Ctrl_U, nv_halfpage, 0, 0},
#ifdef FEAT_VISUAL
{Ctrl_V, nv_visual, 0, FALSE},
{'V', nv_visual, 0, FALSE},
{'v', nv_visual, 0, FALSE},
#else
{Ctrl_V, nv_error, 0, 0},
{'V', nv_error, 0, 0},
{'v', nv_error, 0, 0},
#endif
{Ctrl_W, nv_window, 0, 0},
{Ctrl_X, nv_addsub, 0, 0},
{Ctrl_Y, nv_scroll_line, 0, FALSE},
{Ctrl_Z, nv_suspend, 0, 0},
{ESC, nv_esc, 0, FALSE},
{Ctrl_BSL, nv_normal, NV_NCH_ALW, 0},
{Ctrl_RSB, nv_ident, NV_NCW, 0},
{Ctrl_HAT, nv_hat, NV_NCW, 0},
{Ctrl__, nv_error, 0, 0},
{' ', nv_right, 0, 0},
{'!', nv_operator, 0, 0},
{'"', nv_regname, NV_NCH_NOP|NV_KEEPREG, 0},
{'#', nv_ident, 0, 0},
{'$', nv_dollar, 0, 0},
{'%', nv_percent, 0, 0},
{'&', nv_optrans, 0, 0},
{'\'', nv_gomark, NV_NCH_ALW, TRUE},
{'(', nv_brace, 0, BACKWARD},
{')', nv_brace, 0, FORWARD},
{'*', nv_ident, 0, 0},
{'+', nv_down, 0, TRUE},
{',', nv_csearch, 0, TRUE},
{'-', nv_up, 0, TRUE},
{'.', nv_dot, NV_KEEPREG, 0},
{'/', nv_search, 0, FALSE},
{'0', nv_beginline, 0, 0},
{'1', nv_ignore, 0, 0},
{'2', nv_ignore, 0, 0},
{'3', nv_ignore, 0, 0},
{'4', nv_ignore, 0, 0},
{'5', nv_ignore, 0, 0},
{'6', nv_ignore, 0, 0},
{'7', nv_ignore, 0, 0},
{'8', nv_ignore, 0, 0},
{'9', nv_ignore, 0, 0},
{':', nv_colon, 0, 0},
{';', nv_csearch, 0, FALSE},
{'<', nv_operator, NV_RL, 0},
{'=', nv_operator, 0, 0},
{'>', nv_operator, NV_RL, 0},
{'?', nv_search, 0, FALSE},
{'@', nv_at, NV_NCH_NOP, FALSE},
{'A', nv_edit, 0, 0},
{'B', nv_bck_word, 0, 1},
{'C', nv_abbrev, NV_KEEPREG, 0},
{'D', nv_abbrev, NV_KEEPREG, 0},
{'E', nv_wordcmd, 0, TRUE},
{'F', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD},
{'G', nv_goto, 0, TRUE},
{'H', nv_scroll, 0, 0},
{'I', nv_edit, 0, 0},
{'J', nv_join, 0, 0},
{'K', nv_ident, 0, 0},
{'L', nv_scroll, 0, 0},
{'M', nv_scroll, 0, 0},
{'N', nv_next, 0, SEARCH_REV},
{'O', nv_open, 0, 0},
{'P', nv_put, 0, 0},
{'Q', nv_exmode, NV_NCW, 0},
{'R', nv_Replace, 0, FALSE},
{'S', nv_subst, NV_KEEPREG, 0},
{'T', nv_csearch, NV_NCH_ALW|NV_LANG, BACKWARD},
{'U', nv_Undo, 0, 0},
{'W', nv_wordcmd, 0, TRUE},
{'X', nv_abbrev, NV_KEEPREG, 0},
{'Y', nv_abbrev, NV_KEEPREG, 0},
{'Z', nv_Zet, NV_NCH_NOP|NV_NCW, 0},
{'[', nv_brackets, NV_NCH_ALW, BACKWARD},
{'\\', nv_error, 0, 0},
{']', nv_brackets, NV_NCH_ALW, FORWARD},
{'^', nv_beginline, 0, BL_WHITE | BL_FIX},
{'_', nv_lineop, 0, 0},
{'`', nv_gomark, NV_NCH_ALW, FALSE},
{'a', nv_edit, NV_NCH, 0},
{'b', nv_bck_word, 0, 0},
{'c', nv_operator, 0, 0},
{'d', nv_operator, 0, 0},
{'e', nv_wordcmd, 0, FALSE},
{'f', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD},
{'g', nv_g_cmd, NV_NCH_ALW, FALSE},
{'h', nv_left, NV_RL, 0},
{'i', nv_edit, NV_NCH, 0},
{'j', nv_down, 0, FALSE},
{'k', nv_up, 0, FALSE},
{'l', nv_right, NV_RL, 0},
{'m', nv_mark, NV_NCH_NOP, 0},
{'n', nv_next, 0, 0},
{'o', nv_open, 0, 0},
{'p', nv_put, 0, 0},
{'q', nv_record, NV_NCH, 0},
{'r', nv_replace, NV_NCH_NOP|NV_LANG, 0},
{'s', nv_subst, NV_KEEPREG, 0},
{'t', nv_csearch, NV_NCH_ALW|NV_LANG, FORWARD},
{'u', nv_undo, 0, 0},
{'w', nv_wordcmd, 0, FALSE},
{'x', nv_abbrev, NV_KEEPREG, 0},
{'y', nv_operator, 0, 0},
{'z', nv_zet, NV_NCH_ALW, 0},
{'{', nv_findpar, 0, BACKWARD},
{'|', nv_pipe, 0, 0},
{'}', nv_findpar, 0, FORWARD},
{'~', nv_tilde, 0, 0},
/* pound sign */
{POUND, nv_ident, 0, 0},
#ifdef FEAT_MOUSE
{K_MOUSEUP, nv_mousescroll, 0, TRUE},
{K_MOUSEDOWN, nv_mousescroll, 0, FALSE},
{K_LEFTMOUSE, nv_mouse, 0, 0},
{K_LEFTMOUSE_NM, nv_mouse, 0, 0},
{K_LEFTDRAG, nv_mouse, 0, 0},
{K_LEFTRELEASE, nv_mouse, 0, 0},
{K_LEFTRELEASE_NM, nv_mouse, 0, 0},
{K_MIDDLEMOUSE, nv_mouse, 0, 0},
{K_MIDDLEDRAG, nv_mouse, 0, 0},
{K_MIDDLERELEASE, nv_mouse, 0, 0},
{K_RIGHTMOUSE, nv_mouse, 0, 0},
{K_RIGHTDRAG, nv_mouse, 0, 0},
{K_RIGHTRELEASE, nv_mouse, 0, 0},
{K_X1MOUSE, nv_mouse, 0, 0},
{K_X1DRAG, nv_mouse, 0, 0},
{K_X1RELEASE, nv_mouse, 0, 0},
{K_X2MOUSE, nv_mouse, 0, 0},
{K_X2DRAG, nv_mouse, 0, 0},
{K_X2RELEASE, nv_mouse, 0, 0},
#endif
{K_IGNORE, nv_ignore, NV_KEEPREG, 0},
{K_NOP, nv_nop, 0, 0},
{K_INS, nv_edit, 0, 0},
{K_KINS, nv_edit, 0, 0},
{K_BS, nv_ctrlh, 0, 0},
{K_UP, nv_up, NV_SSS|NV_STS, FALSE},
{K_S_UP, nv_page, NV_SS, BACKWARD},
{K_DOWN, nv_down, NV_SSS|NV_STS, FALSE},
{K_S_DOWN, nv_page, NV_SS, FORWARD},
{K_LEFT, nv_left, NV_SSS|NV_STS|NV_RL, 0},
{K_S_LEFT, nv_bck_word, NV_SS|NV_RL, 0},
{K_C_LEFT, nv_bck_word, NV_SSS|NV_RL|NV_STS, 1},
{K_RIGHT, nv_right, NV_SSS|NV_STS|NV_RL, 0},
{K_S_RIGHT, nv_wordcmd, NV_SS|NV_RL, FALSE},
{K_C_RIGHT, nv_wordcmd, NV_SSS|NV_RL|NV_STS, TRUE},
{K_PAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD},
{K_KPAGEUP, nv_page, NV_SSS|NV_STS, BACKWARD},
{K_PAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD},
{K_KPAGEDOWN, nv_page, NV_SSS|NV_STS, FORWARD},
{K_END, nv_end, NV_SSS|NV_STS, FALSE},
{K_KEND, nv_end, NV_SSS|NV_STS, FALSE},
{K_S_END, nv_end, NV_SS, FALSE},
{K_C_END, nv_end, NV_SSS|NV_STS, TRUE},
{K_HOME, nv_home, NV_SSS|NV_STS, 0},
{K_KHOME, nv_home, NV_SSS|NV_STS, 0},
{K_S_HOME, nv_home, NV_SS, 0},
{K_C_HOME, nv_goto, NV_SSS|NV_STS, FALSE},
{K_DEL, nv_abbrev, 0, 0},
{K_KDEL, nv_abbrev, 0, 0},
{K_UNDO, nv_kundo, 0, 0},
{K_HELP, nv_help, NV_NCW, 0},
{K_F1, nv_help, NV_NCW, 0},
{K_XF1, nv_help, NV_NCW, 0},
#ifdef FEAT_VISUAL
{K_SELECT, nv_select, 0, 0},
#endif
#ifdef FEAT_GUI
{K_VER_SCROLLBAR, nv_ver_scrollbar, 0, 0},
{K_HOR_SCROLLBAR, nv_hor_scrollbar, 0, 0},
#endif
#ifdef FEAT_GUI_TABLINE
{K_TABLINE, nv_tabline, 0, 0},
{K_TABMENU, nv_tabmenu, 0, 0},
#endif
#ifdef FEAT_FKMAP
{K_F8, farsi_fkey, 0, 0},
{K_F9, farsi_fkey, 0, 0},
#endif
#ifdef FEAT_SNIFF
{K_SNIFF, nv_sniff, 0, 0},
#endif
#ifdef FEAT_NETBEANS_INTG
{K_F21, nv_nbcmd, NV_NCH_ALW, 0},
#endif
#ifdef FEAT_DND
{K_DROP, nv_drop, NV_STS, 0},
#endif
#ifdef FEAT_AUTOCMD
{K_CURSORHOLD, nv_cursorhold, NV_KEEPREG, 0},
#endif
};
/* Number of commands in nv_cmds[]. */
#define NV_CMDS_SIZE (sizeof(nv_cmds) / sizeof(struct nv_cmd))
/* Sorted index of commands in nv_cmds[]. */
static short nv_cmd_idx[NV_CMDS_SIZE];
/* The highest index for which
* nv_cmds[idx].cmd_char == nv_cmd_idx[nv_cmds[idx].cmd_char] */
static int nv_max_linear;
/*
* Compare functions for qsort() below, that checks the command character
* through the index in nv_cmd_idx[].
*/
static int
#ifdef __BORLANDC__
_RTLENTRYF
#endif
nv_compare(s1, s2)
const void *s1;
const void *s2;
{
int c1, c2;
/* The commands are sorted on absolute value. */
c1 = nv_cmds[*(const short *)s1].cmd_char;
c2 = nv_cmds[*(const short *)s2].cmd_char;
if (c1 < 0)
c1 = -c1;
if (c2 < 0)
c2 = -c2;
return c1 - c2;
}
/*
* Initialize the nv_cmd_idx[] table.
*/
void
init_normal_cmds()
{
int i;
/* Fill the index table with a one to one relation. */
for (i = 0; i < NV_CMDS_SIZE; ++i)
nv_cmd_idx[i] = i;
/* Sort the commands by the command character. */
qsort((void *)&nv_cmd_idx, (size_t)NV_CMDS_SIZE, sizeof(short), nv_compare);
/* Find the first entry that can't be indexed by the command character. */
for (i = 0; i < NV_CMDS_SIZE; ++i)
if (i != nv_cmds[nv_cmd_idx[i]].cmd_char)
break;
nv_max_linear = i - 1;
}
/*
* Search for a command in the commands table.
* Returns -1 for invalid command.
*/
static int
find_command(cmdchar)
int cmdchar;
{
int i;
int idx;
int top, bot;
int c;
#ifdef FEAT_MBYTE
/* A multi-byte character is never a command. */
if (cmdchar >= 0x100)
return -1;
#endif
/* We use the absolute value of the character. Special keys have a
* negative value, but are sorted on their absolute value. */
if (cmdchar < 0)
cmdchar = -cmdchar;
/* If the character is in the first part: The character is the index into
* nv_cmd_idx[]. */
if (cmdchar <= nv_max_linear)
return nv_cmd_idx[cmdchar];
/* Perform a binary search. */
bot = nv_max_linear + 1;
top = NV_CMDS_SIZE - 1;
idx = -1;
while (bot <= top)
{
i = (top + bot) / 2;
c = nv_cmds[nv_cmd_idx[i]].cmd_char;
if (c < 0)
c = -c;
if (cmdchar == c)
{
idx = nv_cmd_idx[i];
break;
}
if (cmdchar > c)
bot = i + 1;
else
top = i - 1;
}
return idx;
}
/*
* Execute a command in Normal mode.
*/
/*ARGSUSED*/
void
normal_cmd(oap, toplevel)
oparg_T *oap;
int toplevel; /* TRUE when called from main() */
{
static long opcount = 0; /* ca.opcount saved here */
cmdarg_T ca; /* command arguments */
int c;
int ctrl_w = FALSE; /* got CTRL-W command */
int old_col = curwin->w_curswant;
#ifdef FEAT_CMDL_INFO
int need_flushbuf; /* need to call out_flush() */
#endif
#ifdef FEAT_VISUAL
pos_T old_pos; /* cursor position before command */
int mapped_len;
static int old_mapped_len = 0;
#endif
int idx;
vim_memset(&ca, 0, sizeof(ca)); /* also resets ca.retval */
ca.oap = oap;
ca.opcount = opcount;
#ifdef FEAT_SNIFF
want_sniff_request = sniff_connected;
#endif
/*
* If there is an operator pending, then the command we take this time
* will terminate it. Finish_op tells us to finish the operation before
* returning this time (unless the operation was cancelled).
*/
#ifdef CURSOR_SHAPE
c = finish_op;
#endif
finish_op = (oap->op_type != OP_NOP);
#ifdef CURSOR_SHAPE
if (finish_op != c)
{
ui_cursor_shape(); /* may show different cursor shape */
# ifdef FEAT_MOUSESHAPE
update_mouseshape(-1);
# endif
}
#endif
if (!finish_op && !oap->regname)
ca.opcount = 0;
#ifdef FEAT_VISUAL
mapped_len = typebuf_maplen();
#endif
State = NORMAL_BUSY;
#ifdef USE_ON_FLY_SCROLL
dont_scroll = FALSE; /* allow scrolling here */
#endif
/*
* Get the command character from the user.
*/
c = safe_vgetc();
#ifdef FEAT_LANGMAP
LANGMAP_ADJUST(c, TRUE);
#endif
#ifdef FEAT_VISUAL
/*
* If a mapping was started in Visual or Select mode, remember the length
* of the mapping. This is used below to not return to Insert mode for as
* long as the mapping is being executed.
*/
if (restart_edit == 0)
old_mapped_len = 0;
else if (old_mapped_len
|| (VIsual_active && mapped_len == 0 && typebuf_maplen() > 0))
old_mapped_len = typebuf_maplen();
#endif
if (c == NUL)
c = K_ZERO;
#ifdef FEAT_VISUAL
/*
* In Select mode, typed text replaces the selection.
*/
if (VIsual_active
&& VIsual_select
&& (vim_isprintc(c) || c == NL || c == CAR || c == K_KENTER))
{
/* Fake a "c"hange command. When "restart_edit" is set (e.g., because
* 'insertmode' is set) fake a "d"elete command, Insert mode will
* restart automatically.
* Insert the typed character in the typeahead buffer, so that it can
* be mapped in Insert mode. Required for ":lmap" to work. */
ins_char_typebuf(c);
if (restart_edit != 0)
c = 'd';
else
c = 'c';
msg_nowait = TRUE; /* don't delay going to insert mode */
}
#endif
#ifdef FEAT_CMDL_INFO
need_flushbuf = add_to_showcmd(c);
#endif
getcount:
#ifdef FEAT_VISUAL
if (!(VIsual_active && VIsual_select))
#endif
{
/*
* Handle a count before a command and compute ca.count0.
* Note that '0' is a command and not the start of a count, but it's
* part of a count after other digits.
*/
while ( (c >= '1' && c <= '9')
|| (ca.count0 != 0 && (c == K_DEL || c == K_KDEL || c == '0')))
{
if (c == K_DEL || c == K_KDEL)
{
ca.count0 /= 10;
#ifdef FEAT_CMDL_INFO
del_from_showcmd(4); /* delete the digit and ~@% */
#endif
}
else
ca.count0 = ca.count0 * 10 + (c - '0');
if (ca.count0 < 0) /* got too large! */
ca.count0 = 999999999L;
if (ctrl_w)
{
++no_mapping;
++allow_keys; /* no mapping for nchar, but keys */
}
++no_zero_mapping; /* don't map zero here */
c = safe_vgetc();
#ifdef FEAT_LANGMAP
LANGMAP_ADJUST(c, TRUE);
#endif
--no_zero_mapping;
if (ctrl_w)
{
--no_mapping;
--allow_keys;
}
#ifdef FEAT_CMDL_INFO
need_flushbuf |= add_to_showcmd(c);
#endif
}
/*
* If we got CTRL-W there may be a/another count
*/
if (c == Ctrl_W && !ctrl_w && oap->op_type == OP_NOP)
{
ctrl_w = TRUE;
ca.opcount = ca.count0; /* remember first count */
ca.count0 = 0;
++no_mapping;
++allow_keys; /* no mapping for nchar, but keys */
c = safe_vgetc(); /* get next character */
#ifdef FEAT_LANGMAP
LANGMAP_ADJUST(c, TRUE);
#endif
--no_mapping;
--allow_keys;
#ifdef FEAT_CMDL_INFO
need_flushbuf |= add_to_showcmd(c);
#endif
goto getcount; /* jump back */
}
}
/*
* If we're in the middle of an operator (including after entering a yank
* buffer with '"') AND we had a count before the operator, then that
* count overrides the current value of ca.count0.
* What this means effectively, is that commands like "3dw" get turned
* into "d3w" which makes things fall into place pretty neatly.
* If you give a count before AND after the operator, they are multiplied.
*/
if (ca.opcount != 0)
{
if (ca.count0)
ca.count0 *= ca.opcount;
else
ca.count0 = ca.opcount;
}
/*
* Always remember the count. It will be set to zero (on the next call,
* above) when there is no pending operator.
* When called from main(), save the count for use by the "count" built-in
* variable.
*/
ca.opcount = ca.count0;
ca.count1 = (ca.count0 == 0 ? 1 : ca.count0);
#ifdef FEAT_EVAL
/*
* Only set v:count when called from main() and not a stuffed command.
*/
if (toplevel && stuff_empty())
set_vcount(ca.count0, ca.count1);
#endif
/*
* Find the command character in the table of commands.
* For CTRL-W we already got nchar when looking for a count.
*/
if (ctrl_w)
{
ca.nchar = c;
ca.cmdchar = Ctrl_W;
}
else
ca.cmdchar = c;
idx = find_command(ca.cmdchar);
if (idx < 0)
{
/* Not a known command: beep. */
clearopbeep(oap);
goto normal_end;
}
if (text_locked() && (nv_cmds[idx].cmd_flags & NV_NCW))
{
/* This command is not allowed wile editing a ccmdline: beep. */
clearopbeep(oap);
text_locked_msg();
goto normal_end;
}
#ifdef FEAT_AUTOCMD
if ((nv_cmds[idx].cmd_flags & NV_NCW) && curbuf_locked())
goto normal_end;
#endif
#ifdef FEAT_VISUAL
/*
* In Visual/Select mode, a few keys are handled in a special way.
*/
if (VIsual_active)
{
/* when 'keymodel' contains "stopsel" may stop Select/Visual mode */
if (km_stopsel
&& (nv_cmds[idx].cmd_flags & NV_STS)
&& !(mod_mask & MOD_MASK_SHIFT))
{
end_visual_mode();
redraw_curbuf_later(INVERTED);
}
/* Keys that work different when 'keymodel' contains "startsel" */
if (km_startsel)
{
if (nv_cmds[idx].cmd_flags & NV_SS)
{
unshift_special(&ca);
idx = find_command(ca.cmdchar);
if (idx < 0)
{
/* Just in case */
clearopbeep(oap);
goto normal_end;
}
}
else if ((nv_cmds[idx].cmd_flags & NV_SSS)
&& (mod_mask & MOD_MASK_SHIFT))
{
mod_mask &= ~MOD_MASK_SHIFT;
}
}
}
#endif
#ifdef FEAT_RIGHTLEFT
if (curwin->w_p_rl && KeyTyped && !KeyStuffed
&& (nv_cmds[idx].cmd_flags & NV_RL))
{
/* Invert horizontal movements and operations. Only when typed by the
* user directly, not when the result of a mapping or "x" translated
* to "dl". */
switch (ca.cmdchar)
{
case 'l': ca.cmdchar = 'h'; break;
case K_RIGHT: ca.cmdchar = K_LEFT; break;
case K_S_RIGHT: ca.cmdchar = K_S_LEFT; break;
case K_C_RIGHT: ca.cmdchar = K_C_LEFT; break;
case 'h': ca.cmdchar = 'l'; break;
case K_LEFT: ca.cmdchar = K_RIGHT; break;
case K_S_LEFT: ca.cmdchar = K_S_RIGHT; break;
case K_C_LEFT: ca.cmdchar = K_C_RIGHT; break;
case '>': ca.cmdchar = '<'; break;
case '<': ca.cmdchar = '>'; break;
}
idx = find_command(ca.cmdchar);
}
#endif
/*
* Get an additional character if we need one.
*/
if ((nv_cmds[idx].cmd_flags & NV_NCH)
&& (((nv_cmds[idx].cmd_flags & NV_NCH_NOP) == NV_NCH_NOP
&& oap->op_type == OP_NOP)
|| (nv_cmds[idx].cmd_flags & NV_NCH_ALW) == NV_NCH_ALW
|| (ca.cmdchar == 'q'
&& oap->op_type == OP_NOP
&& !Recording
&& !Exec_reg)
|| ((ca.cmdchar == 'a' || ca.cmdchar == 'i')
&& (oap->op_type != OP_NOP
#ifdef FEAT_VISUAL
|| VIsual_active
#endif
))))
{
int *cp;
int repl = FALSE; /* get character for replace mode */
int lit = FALSE; /* get extra character literally */
int langmap_active = FALSE; /* using :lmap mappings */
int lang; /* getting a text character */
#ifdef USE_IM_CONTROL
int save_smd; /* saved value of p_smd */
#endif
++no_mapping;
++allow_keys; /* no mapping for nchar, but allow key codes */
if (ca.cmdchar == 'g')
{
/*
* For 'g' get the next character now, so that we can check for
* "gr", "g'" and "g`".
*/
ca.nchar = safe_vgetc();
#ifdef FEAT_LANGMAP
LANGMAP_ADJUST(ca.nchar, TRUE);
#endif
#ifdef FEAT_CMDL_INFO
need_flushbuf |= add_to_showcmd(ca.nchar);
#endif
if (ca.nchar == 'r' || ca.nchar == '\'' || ca.nchar == '`'
|| ca.nchar == Ctrl_BSL)
{
cp = &ca.extra_char; /* need to get a third character */
if (ca.nchar != 'r')
lit = TRUE; /* get it literally */
else
repl = TRUE; /* get it in replace mode */
}
else
cp = NULL; /* no third character needed */
}
else
{
if (ca.cmdchar == 'r') /* get it in replace mode */
repl = TRUE;
cp = &ca.nchar;
}
lang = (repl || (nv_cmds[idx].cmd_flags & NV_LANG));
/*
* Get a second or third character.
*/
if (cp != NULL)
{
#ifdef CURSOR_SHAPE
if (repl)
{
State = REPLACE; /* pretend Replace mode */
ui_cursor_shape(); /* show different cursor shape */
}
#endif
if (lang && curbuf->b_p_iminsert == B_IMODE_LMAP)
{
/* Allow mappings defined with ":lmap". */
--no_mapping;
--allow_keys;
if (repl)
State = LREPLACE;
else
State = LANGMAP;
langmap_active = TRUE;
}
#ifdef USE_IM_CONTROL
save_smd = p_smd;
p_smd = FALSE; /* Don't let the IM code show the mode here */
if (lang && curbuf->b_p_iminsert == B_IMODE_IM)
im_set_active(TRUE);
#endif
*cp = safe_vgetc();
if (langmap_active)
{
/* Undo the decrement done above */
++no_mapping;
++allow_keys;
State = NORMAL_BUSY;
}
#ifdef USE_IM_CONTROL
if (lang)
{
if (curbuf->b_p_iminsert != B_IMODE_LMAP)
im_save_status(&curbuf->b_p_iminsert);
im_set_active(FALSE);
}
p_smd = save_smd;
#endif
#ifdef CURSOR_SHAPE
State = NORMAL_BUSY;
#endif
#ifdef FEAT_CMDL_INFO
need_flushbuf |= add_to_showcmd(*cp);
#endif
if (!lit)
{
#ifdef FEAT_DIGRAPHS
/* Typing CTRL-K gets a digraph. */
if (*cp == Ctrl_K
&& ((nv_cmds[idx].cmd_flags & NV_LANG)
|| cp == &ca.extra_char)
&& vim_strchr(p_cpo, CPO_DIGRAPH) == NULL)
{
c = get_digraph(FALSE);
if (c > 0)
{
*cp = c;
# ifdef FEAT_CMDL_INFO
/* Guessing how to update showcmd here... */
del_from_showcmd(3);
need_flushbuf |= add_to_showcmd(*cp);
# endif
}
}
#endif