forked from neomutt/neomutt
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathcolor.c
1095 lines (967 loc) · 27.3 KB
/
color.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
/**
* @file
* Color and attribute parsing
*
* @authors
* Copyright (C) 1996-2002,2012 Michael R. Elkins <[email protected]>
*
* @copyright
* This program is free software: you can redistribute it and/or modify it under
* the terms of the GNU General Public License as published by the Free Software
* Foundation, either version 2 of the License, or (at your option) any later
* version.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License along with
* this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include <regex.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "mutt/mutt.h"
#include "mutt.h"
#include "context.h"
#include "globals.h"
#include "header.h"
#include "keymap.h"
#include "mutt_curses.h"
#include "mutt_menu.h"
#include "options.h"
#include "pattern.h"
#include "protos.h"
/* globals */
int *ColorQuote = NULL;
int ColorQuoteUsed;
int ColorDefs[MT_COLOR_MAX];
struct ColorLineHead ColorAttachList = STAILQ_HEAD_INITIALIZER(ColorAttachList);
struct ColorLineHead ColorBodyList = STAILQ_HEAD_INITIALIZER(ColorBodyList);
struct ColorLineHead ColorHdrList = STAILQ_HEAD_INITIALIZER(ColorHdrList);
struct ColorLineHead ColorIndexAuthorList = STAILQ_HEAD_INITIALIZER(ColorIndexAuthorList);
struct ColorLineHead ColorIndexFlagsList = STAILQ_HEAD_INITIALIZER(ColorIndexFlagsList);
struct ColorLineHead ColorIndexList = STAILQ_HEAD_INITIALIZER(ColorIndexList);
struct ColorLineHead ColorIndexSubjectList = STAILQ_HEAD_INITIALIZER(ColorIndexSubjectList);
struct ColorLineHead ColorIndexTagList = STAILQ_HEAD_INITIALIZER(ColorIndexTagList);
struct ColorLineHead ColorStatusList = STAILQ_HEAD_INITIALIZER(ColorStatusList);
/* local to this file */
static int ColorQuoteSize;
#ifdef HAVE_COLOR
#define COLOR_DEFAULT (-2)
/**
* struct ColorList - A set of colors
*/
struct ColorList
{
short fg;
short bg;
short index;
short count;
struct ColorList *next;
};
static struct ColorList *ColorList = NULL;
static int UserColors = 0;
static const struct Mapping Colors[] = {
{ "black", COLOR_BLACK },
{ "blue", COLOR_BLUE },
{ "cyan", COLOR_CYAN },
{ "green", COLOR_GREEN },
{ "magenta", COLOR_MAGENTA },
{ "red", COLOR_RED },
{ "white", COLOR_WHITE },
{ "yellow", COLOR_YELLOW },
#if defined(USE_SLANG_CURSES) || defined(HAVE_USE_DEFAULT_COLORS)
{ "default", COLOR_DEFAULT },
#endif
{ 0, 0 },
};
#endif /* HAVE_COLOR */
static const struct Mapping Fields[] = {
{ "attachment", MT_COLOR_ATTACHMENT },
{ "attach_headers", MT_COLOR_ATTACH_HEADERS },
{ "body", MT_COLOR_BODY },
{ "bold", MT_COLOR_BOLD },
{ "error", MT_COLOR_ERROR },
{ "hdrdefault", MT_COLOR_HDEFAULT },
{ "header", MT_COLOR_HEADER },
{ "index", MT_COLOR_INDEX },
{ "index_author", MT_COLOR_INDEX_AUTHOR },
{ "index_collapsed", MT_COLOR_INDEX_COLLAPSED },
{ "index_date", MT_COLOR_INDEX_DATE },
{ "index_flags", MT_COLOR_INDEX_FLAGS },
{ "index_label", MT_COLOR_INDEX_LABEL },
{ "index_number", MT_COLOR_INDEX_NUMBER },
{ "index_size", MT_COLOR_INDEX_SIZE },
{ "index_subject", MT_COLOR_INDEX_SUBJECT },
{ "index_tag", MT_COLOR_INDEX_TAG },
{ "index_tags", MT_COLOR_INDEX_TAGS },
{ "indicator", MT_COLOR_INDICATOR },
{ "markers", MT_COLOR_MARKERS },
{ "message", MT_COLOR_MESSAGE },
{ "normal", MT_COLOR_NORMAL },
{ "progress", MT_COLOR_PROGRESS },
{ "prompt", MT_COLOR_PROMPT },
{ "quoted", MT_COLOR_QUOTED },
{ "search", MT_COLOR_SEARCH },
#ifdef USE_SIDEBAR
{ "sidebar_divider", MT_COLOR_DIVIDER },
{ "sidebar_flagged", MT_COLOR_FLAGGED },
{ "sidebar_highlight", MT_COLOR_HIGHLIGHT },
{ "sidebar_indicator", MT_COLOR_SB_INDICATOR },
{ "sidebar_new", MT_COLOR_NEW },
{ "sidebar_ordinary", MT_COLOR_ORDINARY },
{ "sidebar_spoolfile", MT_COLOR_SB_SPOOLFILE },
#endif
{ "signature", MT_COLOR_SIGNATURE },
{ "status", MT_COLOR_STATUS },
{ "tilde", MT_COLOR_TILDE },
{ "tree", MT_COLOR_TREE },
{ "underline", MT_COLOR_UNDERLINE },
{ NULL, 0 },
};
static const struct Mapping ComposeFields[] = {
{ "header", MT_COLOR_COMPOSE_HEADER },
{ "security_encrypt", MT_COLOR_COMPOSE_SECURITY_ENCRYPT },
{ "security_sign", MT_COLOR_COMPOSE_SECURITY_SIGN },
{ "security_both", MT_COLOR_COMPOSE_SECURITY_BOTH },
{ "security_none", MT_COLOR_COMPOSE_SECURITY_NONE },
{ NULL, 0 }
};
#define COLOR_QUOTE_INIT 8
static struct ColorLine *new_color_line(void)
{
struct ColorLine *p = mutt_mem_calloc(1, sizeof(struct ColorLine));
p->fg = p->bg = -1;
return p;
}
static void free_color_line(struct ColorLine *tmp, int free_colors)
{
if (!tmp)
return;
#ifdef HAVE_COLOR
if (free_colors && (tmp->fg != -1) && (tmp->bg != -1))
mutt_free_color(tmp->fg, tmp->bg);
#endif
/* we should really introduce a container
* type for regular expressions.
*/
regfree(&tmp->regex);
mutt_pattern_free(&tmp->color_pattern);
FREE(&tmp->pattern);
FREE(&tmp);
}
void ci_start_color(void)
{
memset(ColorDefs, A_NORMAL, sizeof(int) * MT_COLOR_MAX);
ColorQuote = mutt_mem_malloc(COLOR_QUOTE_INIT * sizeof(int));
memset(ColorQuote, A_NORMAL, sizeof(int) * COLOR_QUOTE_INIT);
ColorQuoteSize = COLOR_QUOTE_INIT;
ColorQuoteUsed = 0;
/* set some defaults */
ColorDefs[MT_COLOR_STATUS] = A_REVERSE;
ColorDefs[MT_COLOR_INDICATOR] = A_REVERSE;
ColorDefs[MT_COLOR_SEARCH] = A_REVERSE;
ColorDefs[MT_COLOR_MARKERS] = A_REVERSE;
#ifdef USE_SIDEBAR
ColorDefs[MT_COLOR_HIGHLIGHT] = A_UNDERLINE;
#endif
/* special meaning: toggle the relevant attribute */
ColorDefs[MT_COLOR_BOLD] = 0;
ColorDefs[MT_COLOR_UNDERLINE] = 0;
#ifdef HAVE_COLOR
start_color();
#endif
}
#ifdef HAVE_COLOR
#ifdef USE_SLANG_CURSES
static char *get_color_name(char *dest, size_t destlen, int val)
{
static const char *const missing[3] = { "brown", "lightgray", "default" };
switch (val)
{
case COLOR_YELLOW:
mutt_str_strfcpy(dest, missing[0], destlen);
return dest;
case COLOR_WHITE:
mutt_str_strfcpy(dest, missing[1], destlen);
return dest;
case COLOR_DEFAULT:
mutt_str_strfcpy(dest, missing[2], destlen);
return dest;
}
for (int i = 0; Colors[i].name; i++)
{
if (Colors[i].value == val)
{
mutt_str_strfcpy(dest, Colors[i].name, destlen);
return dest;
}
}
/* Sigh. If we got this far, the color is of the form 'colorN'
* Slang can handle this itself, so just return 'colorN'
*/
snprintf(dest, destlen, "color%d", val);
return dest;
}
#endif
int mutt_alloc_color(int fg, int bg)
{
struct ColorList *p = ColorList;
int i;
/* check to see if this color is already allocated to save space */
while (p)
{
if (p->fg == fg && p->bg == bg)
{
(p->count)++;
return (COLOR_PAIR(p->index));
}
p = p->next;
}
/* check to see if there are colors left */
if (++UserColors > COLOR_PAIRS)
return A_NORMAL;
/* find the smallest available index (object) */
i = 1;
while (true)
{
p = ColorList;
while (p)
{
if (p->index == i)
break;
p = p->next;
}
if (!p)
break;
i++;
}
p = mutt_mem_malloc(sizeof(struct ColorList));
p->next = ColorList;
ColorList = p;
p->index = i;
p->count = 1;
p->bg = bg;
p->fg = fg;
#ifdef USE_SLANG_CURSES
if (fg == COLOR_DEFAULT || bg == COLOR_DEFAULT)
{
char fgc[SHORT_STRING], bgc[SHORT_STRING];
SLtt_set_color(i, NULL, get_color_name(fgc, sizeof(fgc), fg),
get_color_name(bgc, sizeof(bgc), bg));
}
else
#elif defined(HAVE_USE_DEFAULT_COLORS)
if (fg == COLOR_DEFAULT)
fg = -1;
if (bg == COLOR_DEFAULT)
bg = -1;
#endif
init_pair(i, fg, bg);
mutt_debug(3, "Color pairs used so far: %d\n", UserColors);
return (COLOR_PAIR(p->index));
}
static int mutt_lookup_color(short pair, short *fg, short *bg)
{
struct ColorList *p = ColorList;
while (p)
{
if (COLOR_PAIR(p->index) == pair)
{
if (fg)
*fg = p->fg;
if (bg)
*bg = p->bg;
return 0;
}
p = p->next;
}
return -1;
}
int mutt_combine_color(int fg_attr, int bg_attr)
{
short fg, bg;
fg = bg = COLOR_DEFAULT;
mutt_lookup_color(fg_attr, &fg, NULL);
mutt_lookup_color(bg_attr, NULL, &bg);
if ((fg == COLOR_DEFAULT) && (bg == COLOR_DEFAULT))
return A_NORMAL;
return mutt_alloc_color(fg, bg);
}
void mutt_free_color(int fg, int bg)
{
struct ColorList *q = NULL;
struct ColorList *p = ColorList;
while (p)
{
if (p->fg == fg && p->bg == bg)
{
(p->count)--;
if (p->count > 0)
return;
UserColors--;
mutt_debug(1, "Color pairs used so far: %d\n", UserColors);
if (p == ColorList)
{
ColorList = ColorList->next;
FREE(&p);
return;
}
q = ColorList;
while (q)
{
if (q->next == p)
{
q->next = p->next;
FREE(&p);
return;
}
q = q->next;
}
/* can't get here */
}
p = p->next;
}
}
#endif /* HAVE_COLOR */
#ifdef HAVE_COLOR
static int parse_color_name(const char *s, int *col, int *attr, int is_fg, struct Buffer *err)
{
char *eptr = NULL;
int is_alert = 0, is_bright = 0;
if (mutt_str_strncasecmp(s, "bright", 6) == 0)
{
is_bright = 1;
s += 6;
}
else if (mutt_str_strncasecmp(s, "alert", 5) == 0)
{
is_alert = 1;
is_bright = 1;
s += 5;
}
/* allow aliases for xterm color resources */
if (mutt_str_strncasecmp(s, "color", 5) == 0)
{
s += 5;
*col = strtol(s, &eptr, 10);
if (!*s || *eptr || *col < 0 || (*col >= COLORS && !OptNoCurses && has_colors()))
{
mutt_buffer_printf(err, _("%s: color not supported by term"), s);
return -1;
}
}
else if ((*col = mutt_map_get_value(s, Colors)) == -1)
{
mutt_buffer_printf(err, _("%s: no such color"), s);
return -1;
}
if (is_bright)
{
if (is_alert)
{
*attr |= A_BOLD;
*attr |= A_BLINK;
}
else if (is_fg)
{
*attr |= A_BOLD;
}
else if (COLORS < 16)
{
/* A_BLINK turns the background color brite on some terms */
*attr |= A_BLINK;
}
else
{
/* Advance the color by 8 to get the bright version */
*col += 8;
}
}
return 0;
}
#endif
static void do_uncolor(struct Buffer *buf, struct Buffer *s,
struct ColorLineHead *cl, int *do_cache, bool parse_uncolor)
{
struct ColorLine *np = NULL, *tmp = NULL;
do
{
mutt_extract_token(buf, s, 0);
if (mutt_str_strcmp("*", buf->data) == 0)
{
np = STAILQ_FIRST(cl);
while (np)
{
tmp = STAILQ_NEXT(np, entries);
if (!*do_cache)
{
*do_cache = 1;
}
free_color_line(np, parse_uncolor);
np = tmp;
}
STAILQ_INIT(cl);
return;
}
else
{
tmp = NULL;
STAILQ_FOREACH(np, cl, entries)
{
if (mutt_str_strcmp(buf->data, np->pattern) == 0)
{
if (!*do_cache)
{
*do_cache = 1;
}
mutt_debug(1, "Freeing pattern \"%s\" from ColorList\n", buf->data);
if (tmp)
STAILQ_REMOVE_AFTER(cl, tmp, entries);
else
STAILQ_REMOVE_HEAD(cl, entries);
free_color_line(np, parse_uncolor);
break;
}
tmp = np;
}
}
} while (MoreArgs(s));
}
/**
* parse_uncolor - Parse an 'uncolor' command
*
* usage:
* * uncolor index pattern [pattern...]
* * unmono index pattern [pattern...]
*/
static int parse_uncolor(struct Buffer *buf, struct Buffer *s, unsigned long data,
struct Buffer *err, short parse_uncolor)
{
int object = 0, do_cache = 0;
mutt_extract_token(buf, s, 0);
object = mutt_map_get_value(buf->data, Fields);
if (object == -1)
{
mutt_buffer_printf(err, _("%s: no such object"), buf->data);
return -1;
}
if (object > MT_COLOR_INDEX_SUBJECT)
{ /* uncolor index column */
ColorDefs[object] = 0;
mutt_menu_set_redraw_full(MENU_MAIN);
return 0;
}
if ((mutt_str_strncmp(buf->data, "body", 4) != 0) &&
(mutt_str_strncmp(buf->data, "header", 6) != 0) &&
(mutt_str_strncmp(buf->data, "index", 5) != 0))
{
mutt_buffer_printf(err, _("%s: command valid only for index, body, header objects"),
parse_uncolor ? "uncolor" : "unmono");
return -1;
}
if (!MoreArgs(s))
{
mutt_buffer_printf(err, _("%s: too few arguments"), parse_uncolor ? "uncolor" : "unmono");
return -1;
}
if (
#ifdef HAVE_COLOR
/* we're running without curses */
OptNoCurses || /* we're parsing an uncolor command, and have no colors */
(parse_uncolor && !has_colors())
/* we're parsing an unmono command, and have colors */
|| (!parse_uncolor && has_colors())
#else
/* We don't even have colors compiled in */
parse_uncolor
#endif
)
{
/* just eat the command, but don't do anything real about it */
do
mutt_extract_token(buf, s, 0);
while (MoreArgs(s));
return 0;
}
if (object == MT_COLOR_BODY)
do_uncolor(buf, s, &ColorBodyList, &do_cache, parse_uncolor);
else if (object == MT_COLOR_HEADER)
do_uncolor(buf, s, &ColorHdrList, &do_cache, parse_uncolor);
else if (object == MT_COLOR_ATTACH_HEADERS)
do_uncolor(buf, s, &ColorAttachList, &do_cache, parse_uncolor);
else if (object == MT_COLOR_INDEX)
do_uncolor(buf, s, &ColorIndexList, &do_cache, parse_uncolor);
else if (object == MT_COLOR_INDEX_AUTHOR)
do_uncolor(buf, s, &ColorIndexAuthorList, &do_cache, parse_uncolor);
else if (object == MT_COLOR_INDEX_FLAGS)
do_uncolor(buf, s, &ColorIndexFlagsList, &do_cache, parse_uncolor);
else if (object == MT_COLOR_INDEX_SUBJECT)
do_uncolor(buf, s, &ColorIndexSubjectList, &do_cache, parse_uncolor);
else if (object == MT_COLOR_INDEX_TAG)
do_uncolor(buf, s, &ColorIndexTagList, &do_cache, parse_uncolor);
bool is_index = ((object == MT_COLOR_INDEX) || (object == MT_COLOR_INDEX_AUTHOR) ||
(object == MT_COLOR_INDEX_FLAGS) || (object == MT_COLOR_INDEX_SUBJECT) ||
(object == MT_COLOR_INDEX_TAG));
if (is_index && do_cache && !OptNoCurses)
{
mutt_menu_set_redraw_full(MENU_MAIN);
/* force re-caching of index colors */
for (int i = 0; Context && i < Context->msgcount; i++)
Context->hdrs[i]->pair = 0;
}
return 0;
}
#ifdef HAVE_COLOR
/**
* mutt_parse_uncolor - Parse the 'uncolor' command
* @param buf Temporary Buffer space
* @param s Buffer containing string to be parsed
* @param data Flags associated with the command
* @param err Buffer for error messages
* @retval 0 Success
* @retval -1 Error
*/
int mutt_parse_uncolor(struct Buffer *buf, struct Buffer *s, unsigned long data,
struct Buffer *err)
{
return parse_uncolor(buf, s, data, err, 1);
}
#endif
/**
* mutt_parse_unmono - Parse the 'unmono' command
* @param buf Temporary Buffer space
* @param s Buffer containing string to be parsed
* @param data Flags associated with the command
* @param err Buffer for error messages
* @retval 0 Success
* @retval -1 Error
*/
int mutt_parse_unmono(struct Buffer *buf, struct Buffer *s, unsigned long data,
struct Buffer *err)
{
return parse_uncolor(buf, s, data, err, 0);
}
static int add_pattern(struct ColorLineHead *top, const char *s, int sensitive, int fg,
int bg, int attr, struct Buffer *err, int is_index, int match)
{
/* is_index used to store compiled pattern
* only for `index' color object
* when called from mutt_parse_color() */
struct ColorLine *tmp = NULL;
STAILQ_FOREACH(tmp, top, entries)
{
if (sensitive)
{
if (mutt_str_strcmp(s, tmp->pattern) == 0)
break;
}
else
{
if (mutt_str_strcasecmp(s, tmp->pattern) == 0)
break;
}
}
if (tmp)
{
#ifdef HAVE_COLOR
if (fg != -1 && bg != -1)
{
if (tmp->fg != fg || tmp->bg != bg)
{
mutt_free_color(tmp->fg, tmp->bg);
tmp->fg = fg;
tmp->bg = bg;
attr |= mutt_alloc_color(fg, bg);
}
else
attr |= (tmp->pair & ~A_BOLD);
}
#endif /* HAVE_COLOR */
tmp->pair = attr;
}
else
{
tmp = new_color_line();
if (is_index)
{
char buf[LONG_STRING];
mutt_str_strfcpy(buf, NONULL(s), sizeof(buf));
mutt_check_simple(buf, sizeof(buf), NONULL(SimpleSearch));
tmp->color_pattern = mutt_pattern_comp(buf, MUTT_FULL_MSG, err);
if (!tmp->color_pattern)
{
free_color_line(tmp, 1);
return -1;
}
}
else
{
int flags = 0;
if (sensitive)
flags = mutt_mb_is_lower(s) ? REG_ICASE : 0;
else
flags = REG_ICASE;
const int r = REGCOMP(&tmp->regex, s, flags);
if (r != 0)
{
regerror(r, &tmp->regex, err->data, err->dsize);
free_color_line(tmp, 1);
return -1;
}
}
tmp->pattern = mutt_str_strdup(s);
tmp->match = match;
#ifdef HAVE_COLOR
if (fg != -1 && bg != -1)
{
tmp->fg = fg;
tmp->bg = bg;
attr |= mutt_alloc_color(fg, bg);
}
#endif
tmp->pair = attr;
STAILQ_INSERT_HEAD(top, tmp, entries);
}
/* force re-caching of index colors */
if (is_index)
{
for (int i = 0; Context && i < Context->msgcount; i++)
Context->hdrs[i]->pair = 0;
}
return 0;
}
static int parse_object(struct Buffer *buf, struct Buffer *s, int *o, int *ql,
struct Buffer *err)
{
if (!MoreArgs(s))
{
mutt_buffer_printf(err, _("%s: too few arguments"), "color");
return -1;
}
mutt_extract_token(buf, s, 0);
if (mutt_str_strncmp(buf->data, "quoted", 6) == 0)
{
if (buf->data[6])
{
char *eptr = NULL;
*ql = strtol(buf->data + 6, &eptr, 10);
if (*eptr || *ql < 0)
{
mutt_buffer_printf(err, _("%s: no such object"), buf->data);
return -1;
}
}
else
*ql = 0;
*o = MT_COLOR_QUOTED;
}
else if (mutt_str_strcasecmp(buf->data, "compose") == 0)
{
if (!MoreArgs(s))
{
mutt_buffer_printf(err, _("%s: too few arguments"), "color");
return -1;
}
mutt_extract_token(buf, s, 0);
*o = mutt_map_get_value(buf->data, ComposeFields);
if (*o == -1)
{
mutt_buffer_printf(err, _("%s: no such object"), buf->data);
return (-1);
}
}
else if ((*o = mutt_map_get_value(buf->data, Fields)) == -1)
{
mutt_buffer_printf(err, _("%s: no such object"), buf->data);
return -1;
}
return 0;
}
typedef int (*parser_callback_t)(struct Buffer *buf, struct Buffer *s, int *fg,
int *bg, int *attr, struct Buffer *err);
#ifdef HAVE_COLOR
static int parse_color_pair(struct Buffer *buf, struct Buffer *s, int *fg,
int *bg, int *attr, struct Buffer *err)
{
if (!MoreArgs(s))
{
mutt_buffer_printf(err, _("%s: too few arguments"), "color");
return -1;
}
mutt_extract_token(buf, s, 0);
if (parse_color_name(buf->data, fg, attr, 1, err) != 0)
return -1;
if (!MoreArgs(s))
{
mutt_buffer_printf(err, _("%s: too few arguments"), "color");
return -1;
}
mutt_extract_token(buf, s, 0);
if (parse_color_name(buf->data, bg, attr, 0, err) != 0)
return -1;
return 0;
}
#endif
static int parse_attr_spec(struct Buffer *buf, struct Buffer *s, int *fg,
int *bg, int *attr, struct Buffer *err)
{
if (fg)
*fg = -1;
if (bg)
*bg = -1;
if (!MoreArgs(s))
{
mutt_buffer_printf(err, _("%s: too few arguments"), "mono");
return -1;
}
mutt_extract_token(buf, s, 0);
if (mutt_str_strcasecmp("bold", buf->data) == 0)
*attr |= A_BOLD;
else if (mutt_str_strcasecmp("underline", buf->data) == 0)
*attr |= A_UNDERLINE;
else if (mutt_str_strcasecmp("none", buf->data) == 0)
*attr = A_NORMAL;
else if (mutt_str_strcasecmp("reverse", buf->data) == 0)
*attr |= A_REVERSE;
else if (mutt_str_strcasecmp("standout", buf->data) == 0)
*attr |= A_STANDOUT;
else if (mutt_str_strcasecmp("normal", buf->data) == 0)
*attr = A_NORMAL; /* needs use = instead of |= to clear other bits */
else
{
mutt_buffer_printf(err, _("%s: no such attribute"), buf->data);
return -1;
}
return 0;
}
static int fgbgattr_to_color(int fg, int bg, int attr)
{
#ifdef HAVE_COLOR
if (fg != -1 && bg != -1)
return attr | mutt_alloc_color(fg, bg);
else
#endif
return attr;
}
/**
* parse_color - Parse a "color" command
*
* usage: color OBJECT FG BG [ REGEX ]
* mono OBJECT ATTR [ REGEX ]
*/
static int parse_color(struct Buffer *buf, struct Buffer *s, struct Buffer *err,
parser_callback_t callback, bool dry_run, bool color)
{
int object = 0, attr = 0, fg = 0, bg = 0, q_level = 0;
int r = 0, match = 0;
if (parse_object(buf, s, &object, &q_level, err) == -1)
return -1;
if (callback(buf, s, &fg, &bg, &attr, err) == -1)
return -1;
/* extract a regular expression if needed */
if ((object == MT_COLOR_BODY) || (object == MT_COLOR_HEADER) ||
(object == MT_COLOR_ATTACH_HEADERS) || (object == MT_COLOR_INDEX) ||
(object == MT_COLOR_INDEX_AUTHOR) || (object == MT_COLOR_INDEX_FLAGS) ||
(object == MT_COLOR_INDEX_TAG) || (object == MT_COLOR_INDEX_SUBJECT))
{
if (!MoreArgs(s))
{
mutt_buffer_printf(err, _("%s: too few arguments"), color ? "color" : "mono");
return -1;
}
mutt_extract_token(buf, s, 0);
}
if (MoreArgs(s) && (object != MT_COLOR_STATUS))
{
mutt_buffer_printf(err, _("%s: too many arguments"), color ? "color" : "mono");
return -1;
}
/* dry run? */
if (dry_run)
{
*s->dptr = '\0'; /* fake that we're done parsing */
return 0;
}
#ifdef HAVE_COLOR
#ifdef HAVE_USE_DEFAULT_COLORS
if (!OptNoCurses &&
has_colors()
/* delay use_default_colors() until needed, since it initializes things */
&& (fg == COLOR_DEFAULT || bg == COLOR_DEFAULT || object == MT_COLOR_TREE) &&
use_default_colors() != OK)
/* the case of the tree object is special, because a non-default
* fg color of the tree element may be combined dynamically with
* the default bg color of an index line, not necessarily defined in
* a rc file.
*/
{
mutt_str_strfcpy(err->data, _("default colors not supported"), err->dsize);
return -1;
}
#endif /* HAVE_USE_DEFAULT_COLORS */
#endif
if (object == MT_COLOR_HEADER)
r = add_pattern(&ColorHdrList, buf->data, 0, fg, bg, attr, err, 0, match);
else if (object == MT_COLOR_BODY)
r = add_pattern(&ColorBodyList, buf->data, 1, fg, bg, attr, err, 0, match);
else if (object == MT_COLOR_ATTACH_HEADERS)
r = add_pattern(&ColorAttachList, buf->data, 1, fg, bg, attr, err, 0, match);
else if ((object == MT_COLOR_STATUS) && MoreArgs(s))
{
/* 'color status fg bg' can have up to 2 arguments:
* 0 arguments: sets the default status color (handled below by else part)
* 1 argument : colorize pattern on match
* 2 arguments: colorize nth submatch of pattern
*/
mutt_extract_token(buf, s, 0);
if (MoreArgs(s))
{
struct Buffer temporary = { 0 };
mutt_extract_token(&temporary, s, 0);
match = atoi(temporary.data);
FREE(&temporary.data);
}
if (MoreArgs(s))
{
mutt_buffer_printf(err, _("%s: too many arguments"), color ? "color" : "mono");
return -1;
}
r = add_pattern(&ColorStatusList, buf->data, 1, fg, bg, attr, err, 0, match);
}
else if (object == MT_COLOR_INDEX)
{
r = add_pattern(&ColorIndexList, buf->data, 1, fg, bg, attr, err, 1, match);
mutt_menu_set_redraw_full(MENU_MAIN);
}
else if (object == MT_COLOR_INDEX_AUTHOR)
{
r = add_pattern(&ColorIndexAuthorList, buf->data, 1, fg, bg, attr, err, 1, match);
mutt_menu_set_redraw_full(MENU_MAIN);
}
else if (object == MT_COLOR_INDEX_FLAGS)
{
r = add_pattern(&ColorIndexFlagsList, buf->data, 1, fg, bg, attr, err, 1, match);
mutt_menu_set_redraw_full(MENU_MAIN);
}
else if (object == MT_COLOR_INDEX_SUBJECT)
{
r = add_pattern(&ColorIndexSubjectList, buf->data, 1, fg, bg, attr, err, 1, match);
mutt_menu_set_redraw_full(MENU_MAIN);
}
else if (object == MT_COLOR_INDEX_TAG)
{
r = add_pattern(&ColorIndexTagList, buf->data, 1, fg, bg, attr, err, 1, match);
mutt_menu_set_redraw_full(MENU_MAIN);
}
else if (object == MT_COLOR_QUOTED)
{
if (q_level >= ColorQuoteSize)
{
mutt_mem_realloc(&ColorQuote, (ColorQuoteSize += 2) * sizeof(int));
ColorQuote[ColorQuoteSize - 2] = ColorDefs[MT_COLOR_QUOTED];
ColorQuote[ColorQuoteSize - 1] = ColorDefs[MT_COLOR_QUOTED];
}
if (q_level >= ColorQuoteUsed)
ColorQuoteUsed = q_level + 1;
if (q_level == 0)
{
ColorDefs[MT_COLOR_QUOTED] = fgbgattr_to_color(fg, bg, attr);
ColorQuote[0] = ColorDefs[MT_COLOR_QUOTED];
for (q_level = 1; q_level < ColorQuoteUsed; q_level++)
{
if (ColorQuote[q_level] == A_NORMAL)
ColorQuote[q_level] = ColorDefs[MT_COLOR_QUOTED];
}
}
else
ColorQuote[q_level] = fgbgattr_to_color(fg, bg, attr);
}