Annotation of src/usr.bin/tmux/options.c, Revision 1.63
1.63 ! nicm 1: /* $OpenBSD: options.c,v 1.62 2021/03/11 06:31:05 nicm Exp $ */
1.1 nicm 2:
3: /*
1.18 nicm 4: * Copyright (c) 2008 Nicholas Marriott <nicholas.marriott@gmail.com>
1.1 nicm 5: *
6: * Permission to use, copy, modify, and distribute this software for any
7: * purpose with or without fee is hereby granted, provided that the above
8: * copyright notice and this permission notice appear in all copies.
9: *
10: * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
11: * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12: * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
13: * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
14: * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
15: * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
16: * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
17: */
18:
19: #include <sys/types.h>
20:
1.26 nicm 21: #include <ctype.h>
1.57 nicm 22: #include <fnmatch.h>
1.1 nicm 23: #include <stdarg.h>
1.8 nicm 24: #include <stdlib.h>
1.1 nicm 25: #include <string.h>
26:
27: #include "tmux.h"
28:
29: /*
30: * Option handling; each option has a name, type and value and is stored in
1.9 nicm 31: * a red-black tree.
1.1 nicm 32: */
33:
1.39 nicm 34: struct options_array_item {
35: u_int index;
1.41 nicm 36: union options_value value;
1.39 nicm 37: RB_ENTRY(options_array_item) entry;
38: };
39: static int
40: options_array_cmp(struct options_array_item *a1, struct options_array_item *a2)
41: {
42: if (a1->index < a2->index)
43: return (-1);
44: if (a1->index > a2->index)
45: return (1);
46: return (0);
47: }
48: RB_GENERATE_STATIC(options_array, options_array_item, entry, options_array_cmp);
49:
1.27 nicm 50: struct options_entry {
1.41 nicm 51: struct options *owner;
1.26 nicm 52:
1.41 nicm 53: const char *name;
54: const struct options_table_entry *tableentry;
55: union options_value value;
1.26 nicm 56:
1.56 nicm 57: int cached;
58: struct style style;
59:
1.41 nicm 60: RB_ENTRY(options_entry) entry;
1.26 nicm 61: };
62:
1.13 nicm 63: struct options {
1.27 nicm 64: RB_HEAD(options_tree, options_entry) tree;
1.26 nicm 65: struct options *parent;
1.13 nicm 66: };
67:
1.27 nicm 68: static struct options_entry *options_add(struct options *, const char *);
1.59 nicm 69: static void options_remove(struct options_entry *);
1.26 nicm 70:
71: #define OPTIONS_IS_STRING(o) \
72: ((o)->tableentry == NULL || \
73: (o)->tableentry->type == OPTIONS_TABLE_STRING)
74: #define OPTIONS_IS_NUMBER(o) \
75: ((o)->tableentry != NULL && \
76: ((o)->tableentry->type == OPTIONS_TABLE_NUMBER || \
77: (o)->tableentry->type == OPTIONS_TABLE_KEY || \
78: (o)->tableentry->type == OPTIONS_TABLE_COLOUR || \
79: (o)->tableentry->type == OPTIONS_TABLE_FLAG || \
80: (o)->tableentry->type == OPTIONS_TABLE_CHOICE))
1.43 nicm 81: #define OPTIONS_IS_COMMAND(o) \
82: ((o)->tableentry != NULL && \
83: (o)->tableentry->type == OPTIONS_TABLE_COMMAND)
1.41 nicm 84:
85: #define OPTIONS_IS_ARRAY(o) \
1.26 nicm 86: ((o)->tableentry != NULL && \
1.41 nicm 87: ((o)->tableentry->flags & OPTIONS_TABLE_IS_ARRAY))
1.26 nicm 88:
1.27 nicm 89: static int options_cmp(struct options_entry *, struct options_entry *);
90: RB_GENERATE_STATIC(options_tree, options_entry, entry, options_cmp);
1.1 nicm 91:
1.17 nicm 92: static int
1.27 nicm 93: options_cmp(struct options_entry *lhs, struct options_entry *rhs)
1.26 nicm 94: {
95: return (strcmp(lhs->name, rhs->name));
96: }
97:
1.60 nicm 98: static const char *
99: options_map_name(const char *name)
100: {
101: const struct options_name_map *map;
102:
103: for (map = options_other_names; map->from != NULL; map++) {
104: if (strcmp(map->from, name) == 0)
105: return (map->to);
106: }
107: return (name);
108: }
109:
1.26 nicm 110: static const struct options_table_entry *
111: options_parent_table_entry(struct options *oo, const char *s)
1.1 nicm 112: {
1.27 nicm 113: struct options_entry *o;
1.26 nicm 114:
115: if (oo->parent == NULL)
116: fatalx("no parent options for %s", s);
1.50 nicm 117: o = options_get(oo->parent, s);
1.26 nicm 118: if (o == NULL)
119: fatalx("%s not in parent options", s);
120: return (o->tableentry);
1.1 nicm 121: }
122:
1.41 nicm 123: static void
124: options_value_free(struct options_entry *o, union options_value *ov)
125: {
126: if (OPTIONS_IS_STRING(o))
127: free(ov->string);
1.43 nicm 128: if (OPTIONS_IS_COMMAND(o) && ov->cmdlist != NULL)
129: cmd_list_free(ov->cmdlist);
1.41 nicm 130: }
131:
1.42 nicm 132: static char *
1.57 nicm 133: options_value_to_string(struct options_entry *o, union options_value *ov,
1.41 nicm 134: int numeric)
135: {
1.42 nicm 136: char *s;
1.41 nicm 137:
1.43 nicm 138: if (OPTIONS_IS_COMMAND(o))
1.46 nicm 139: return (cmd_list_print(ov->cmdlist, 0));
1.41 nicm 140: if (OPTIONS_IS_NUMBER(o)) {
141: switch (o->tableentry->type) {
142: case OPTIONS_TABLE_NUMBER:
1.42 nicm 143: xasprintf(&s, "%lld", ov->number);
1.41 nicm 144: break;
145: case OPTIONS_TABLE_KEY:
1.58 nicm 146: s = xstrdup(key_string_lookup_key(ov->number, 0));
1.41 nicm 147: break;
148: case OPTIONS_TABLE_COLOUR:
1.42 nicm 149: s = xstrdup(colour_tostring(ov->number));
1.41 nicm 150: break;
151: case OPTIONS_TABLE_FLAG:
152: if (numeric)
1.42 nicm 153: xasprintf(&s, "%lld", ov->number);
1.41 nicm 154: else
1.42 nicm 155: s = xstrdup(ov->number ? "on" : "off");
1.41 nicm 156: break;
157: case OPTIONS_TABLE_CHOICE:
1.42 nicm 158: s = xstrdup(o->tableentry->choices[ov->number]);
1.41 nicm 159: break;
1.61 nicm 160: default:
1.42 nicm 161: fatalx("not a number option type");
1.41 nicm 162: }
163: return (s);
164: }
165: if (OPTIONS_IS_STRING(o))
1.42 nicm 166: return (xstrdup(ov->string));
167: return (xstrdup(""));
1.41 nicm 168: }
169:
1.13 nicm 170: struct options *
171: options_create(struct options *parent)
1.1 nicm 172: {
1.16 nicm 173: struct options *oo;
1.13 nicm 174:
175: oo = xcalloc(1, sizeof *oo);
1.7 nicm 176: RB_INIT(&oo->tree);
1.1 nicm 177: oo->parent = parent;
1.13 nicm 178: return (oo);
1.1 nicm 179: }
180:
181: void
182: options_free(struct options *oo)
183: {
1.27 nicm 184: struct options_entry *o, *tmp;
1.1 nicm 185:
1.35 nicm 186: RB_FOREACH_SAFE(o, options_tree, &oo->tree, tmp)
1.26 nicm 187: options_remove(o);
1.13 nicm 188: free(oo);
189: }
190:
1.57 nicm 191: struct options *
192: options_get_parent(struct options *oo)
193: {
194: return (oo->parent);
195: }
196:
1.50 nicm 197: void
198: options_set_parent(struct options *oo, struct options *parent)
199: {
200: oo->parent = parent;
201: }
202:
1.27 nicm 203: struct options_entry *
1.13 nicm 204: options_first(struct options *oo)
205: {
206: return (RB_MIN(options_tree, &oo->tree));
207: }
208:
1.27 nicm 209: struct options_entry *
210: options_next(struct options_entry *o)
1.13 nicm 211: {
212: return (RB_NEXT(options_tree, &oo->tree, o));
1.1 nicm 213: }
214:
1.27 nicm 215: struct options_entry *
1.26 nicm 216: options_get_only(struct options *oo, const char *name)
1.1 nicm 217: {
1.60 nicm 218: struct options_entry o = { .name = name }, *found;
1.1 nicm 219:
1.60 nicm 220: found = RB_FIND(options_tree, &oo->tree, &o);
221: if (found == NULL) {
222: o.name = options_map_name(name);
223: return (RB_FIND(options_tree, &oo->tree, &o));
224: }
225: return (found);
1.1 nicm 226: }
227:
1.27 nicm 228: struct options_entry *
1.26 nicm 229: options_get(struct options *oo, const char *name)
1.1 nicm 230: {
1.27 nicm 231: struct options_entry *o;
1.1 nicm 232:
1.26 nicm 233: o = options_get_only(oo, name);
1.1 nicm 234: while (o == NULL) {
235: oo = oo->parent;
236: if (oo == NULL)
237: break;
1.26 nicm 238: o = options_get_only(oo, name);
239: }
240: return (o);
241: }
242:
1.27 nicm 243: struct options_entry *
1.26 nicm 244: options_empty(struct options *oo, const struct options_table_entry *oe)
245: {
1.27 nicm 246: struct options_entry *o;
1.26 nicm 247:
248: o = options_add(oo, oe->name);
249: o->tableentry = oe;
250:
1.42 nicm 251: if (oe->flags & OPTIONS_TABLE_IS_ARRAY)
1.41 nicm 252: RB_INIT(&o->value.array);
1.39 nicm 253:
1.26 nicm 254: return (o);
255: }
256:
1.27 nicm 257: struct options_entry *
1.26 nicm 258: options_default(struct options *oo, const struct options_table_entry *oe)
259: {
1.41 nicm 260: struct options_entry *o;
261: union options_value *ov;
262: u_int i;
1.26 nicm 263:
264: o = options_empty(oo, oe);
1.41 nicm 265: ov = &o->value;
266:
267: if (oe->flags & OPTIONS_TABLE_IS_ARRAY) {
1.43 nicm 268: if (oe->default_arr == NULL) {
269: options_array_assign(o, oe->default_str, NULL);
270: return (o);
271: }
272: for (i = 0; oe->default_arr[i] != NULL; i++)
273: options_array_set(o, i, oe->default_arr[i], 0, NULL);
1.41 nicm 274: return (o);
275: }
276:
277: switch (oe->type) {
278: case OPTIONS_TABLE_STRING:
279: ov->string = xstrdup(oe->default_str);
280: break;
281: default:
282: ov->number = oe->default_num;
283: break;
284: }
1.26 nicm 285: return (o);
286: }
287:
1.57 nicm 288: char *
289: options_default_to_string(const struct options_table_entry *oe)
290: {
291: char *s;
292:
293: switch (oe->type) {
294: case OPTIONS_TABLE_STRING:
295: case OPTIONS_TABLE_COMMAND:
296: s = xstrdup(oe->default_str);
297: break;
298: case OPTIONS_TABLE_NUMBER:
299: xasprintf(&s, "%lld", oe->default_num);
300: break;
301: case OPTIONS_TABLE_KEY:
1.58 nicm 302: s = xstrdup(key_string_lookup_key(oe->default_num, 0));
1.57 nicm 303: break;
304: case OPTIONS_TABLE_COLOUR:
305: s = xstrdup(colour_tostring(oe->default_num));
306: break;
307: case OPTIONS_TABLE_FLAG:
308: s = xstrdup(oe->default_num ? "on" : "off");
309: break;
310: case OPTIONS_TABLE_CHOICE:
311: s = xstrdup(oe->choices[oe->default_num]);
312: break;
1.61 nicm 313: default:
314: fatalx("unknown option type");
1.57 nicm 315: }
316: return (s);
317: }
318:
1.27 nicm 319: static struct options_entry *
1.26 nicm 320: options_add(struct options *oo, const char *name)
321: {
1.27 nicm 322: struct options_entry *o;
1.26 nicm 323:
324: o = options_get_only(oo, name);
325: if (o != NULL)
326: options_remove(o);
327:
328: o = xcalloc(1, sizeof *o);
329: o->owner = oo;
330: o->name = xstrdup(name);
331:
332: RB_INSERT(options_tree, &oo->tree, o);
1.1 nicm 333: return (o);
334: }
335:
1.59 nicm 336: static void
1.27 nicm 337: options_remove(struct options_entry *o)
1.26 nicm 338: {
339: struct options *oo = o->owner;
340:
1.41 nicm 341: if (OPTIONS_IS_ARRAY(o))
1.39 nicm 342: options_array_clear(o);
1.41 nicm 343: else
344: options_value_free(o, &o->value);
1.26 nicm 345: RB_REMOVE(options_tree, &oo->tree, o);
1.53 nicm 346: free((void *)o->name);
1.26 nicm 347: free(o);
348: }
349:
350: const char *
1.27 nicm 351: options_name(struct options_entry *o)
1.26 nicm 352: {
353: return (o->name);
354: }
355:
1.57 nicm 356: struct options *
357: options_owner(struct options_entry *o)
358: {
359: return (o->owner);
360: }
361:
1.26 nicm 362: const struct options_table_entry *
1.27 nicm 363: options_table_entry(struct options_entry *o)
1.26 nicm 364: {
365: return (o->tableentry);
366: }
367:
1.39 nicm 368: static struct options_array_item *
369: options_array_item(struct options_entry *o, u_int idx)
370: {
371: struct options_array_item a;
372:
373: a.index = idx;
1.41 nicm 374: return (RB_FIND(options_array, &o->value.array, &a));
1.39 nicm 375: }
376:
1.54 nicm 377: static struct options_array_item *
378: options_array_new(struct options_entry *o, u_int idx)
379: {
380: struct options_array_item *a;
381:
382: a = xcalloc(1, sizeof *a);
383: a->index = idx;
384: RB_INSERT(options_array, &o->value.array, a);
385: return (a);
386: }
387:
1.39 nicm 388: static void
389: options_array_free(struct options_entry *o, struct options_array_item *a)
390: {
1.41 nicm 391: options_value_free(o, &a->value);
392: RB_REMOVE(options_array, &o->value.array, a);
1.39 nicm 393: free(a);
394: }
395:
1.31 nicm 396: void
397: options_array_clear(struct options_entry *o)
398: {
1.39 nicm 399: struct options_array_item *a, *a1;
400:
401: if (!OPTIONS_IS_ARRAY(o))
402: return;
403:
1.41 nicm 404: RB_FOREACH_SAFE(a, options_array, &o->value.array, a1)
1.63 ! nicm 405: options_array_free(o, a);
1.31 nicm 406: }
407:
1.41 nicm 408: union options_value *
1.27 nicm 409: options_array_get(struct options_entry *o, u_int idx)
1.26 nicm 410: {
1.39 nicm 411: struct options_array_item *a;
412:
1.26 nicm 413: if (!OPTIONS_IS_ARRAY(o))
414: return (NULL);
1.39 nicm 415: a = options_array_item(o, idx);
416: if (a == NULL)
1.26 nicm 417: return (NULL);
1.41 nicm 418: return (&a->value);
1.26 nicm 419: }
420:
421: int
1.31 nicm 422: options_array_set(struct options_entry *o, u_int idx, const char *value,
1.43 nicm 423: int append, char **cause)
1.26 nicm 424: {
1.39 nicm 425: struct options_array_item *a;
426: char *new;
1.45 nicm 427: struct cmd_parse_result *pr;
1.63 ! nicm 428: long long number;
1.26 nicm 429:
1.43 nicm 430: if (!OPTIONS_IS_ARRAY(o)) {
1.44 nicm 431: if (cause != NULL)
432: *cause = xstrdup("not an array");
1.26 nicm 433: return (-1);
1.43 nicm 434: }
435:
1.54 nicm 436: if (value == NULL) {
437: a = options_array_item(o, idx);
438: if (a != NULL)
439: options_array_free(o, a);
440: return (0);
441: }
442:
443: if (OPTIONS_IS_COMMAND(o)) {
1.45 nicm 444: pr = cmd_parse_from_string(value, NULL);
445: switch (pr->status) {
446: case CMD_PARSE_EMPTY:
1.47 nicm 447: if (cause != NULL)
448: *cause = xstrdup("empty command");
1.45 nicm 449: return (-1);
450: case CMD_PARSE_ERROR:
1.44 nicm 451: if (cause != NULL)
1.45 nicm 452: *cause = pr->error;
1.44 nicm 453: else
1.45 nicm 454: free(pr->error);
1.43 nicm 455: return (-1);
1.45 nicm 456: case CMD_PARSE_SUCCESS:
457: break;
1.44 nicm 458: }
1.26 nicm 459:
1.54 nicm 460: a = options_array_item(o, idx);
461: if (a == NULL)
462: a = options_array_new(o, idx);
463: else
464: options_value_free(o, &a->value);
465: a->value.cmdlist = pr->cmdlist;
1.39 nicm 466: return (0);
1.26 nicm 467: }
1.31 nicm 468:
1.43 nicm 469: if (OPTIONS_IS_STRING(o)) {
1.54 nicm 470: a = options_array_item(o, idx);
1.43 nicm 471: if (a != NULL && append)
472: xasprintf(&new, "%s%s", a->value.string, value);
473: else
474: new = xstrdup(value);
1.54 nicm 475: if (a == NULL)
476: a = options_array_new(o, idx);
477: else
478: options_value_free(o, &a->value);
479: a->value.string = new;
480: return (0);
1.43 nicm 481: }
482:
1.63 ! nicm 483: if (o->tableentry->type == OPTIONS_TABLE_COLOUR) {
! 484: if ((number = colour_fromstring(value)) == -1) {
! 485: xasprintf(cause, "bad colour: %s", value);
! 486: return (-1);
! 487: }
! 488: a = options_array_item(o, idx);
! 489: if (a == NULL)
! 490: a = options_array_new(o, idx);
! 491: else
! 492: options_value_free(o, &a->value);
! 493: a->value.number = number;
! 494: return (0);
! 495: }
! 496:
1.54 nicm 497: if (cause != NULL)
498: *cause = xstrdup("wrong array type");
499: return (-1);
1.26 nicm 500: }
501:
1.43 nicm 502: int
503: options_array_assign(struct options_entry *o, const char *s, char **cause)
1.31 nicm 504: {
505: const char *separator;
506: char *copy, *next, *string;
507: u_int i;
508:
509: separator = o->tableentry->separator;
510: if (separator == NULL)
511: separator = " ,";
1.43 nicm 512: if (*separator == '\0') {
513: if (*s == '\0')
514: return (0);
515: for (i = 0; i < UINT_MAX; i++) {
516: if (options_array_item(o, i) == NULL)
517: break;
518: }
519: return (options_array_set(o, i, s, 0, cause));
520: }
1.31 nicm 521:
1.43 nicm 522: if (*s == '\0')
523: return (0);
1.31 nicm 524: copy = string = xstrdup(s);
525: while ((next = strsep(&string, separator)) != NULL) {
526: if (*next == '\0')
527: continue;
1.39 nicm 528: for (i = 0; i < UINT_MAX; i++) {
529: if (options_array_item(o, i) == NULL)
1.31 nicm 530: break;
531: }
1.39 nicm 532: if (i == UINT_MAX)
1.31 nicm 533: break;
1.43 nicm 534: if (options_array_set(o, i, next, 0, cause) != 0) {
535: free(copy);
536: return (-1);
537: }
1.31 nicm 538: }
539: free(copy);
1.43 nicm 540: return (0);
1.31 nicm 541: }
542:
1.39 nicm 543: struct options_array_item *
544: options_array_first(struct options_entry *o)
545: {
546: if (!OPTIONS_IS_ARRAY(o))
547: return (NULL);
1.41 nicm 548: return (RB_MIN(options_array, &o->value.array));
1.39 nicm 549: }
550:
551: struct options_array_item *
552: options_array_next(struct options_array_item *a)
553: {
1.41 nicm 554: return (RB_NEXT(options_array, &o->value.array, a));
1.39 nicm 555: }
556:
557: u_int
558: options_array_item_index(struct options_array_item *a)
559: {
560: return (a->index);
561: }
562:
1.41 nicm 563: union options_value *
1.39 nicm 564: options_array_item_value(struct options_array_item *a)
565: {
1.41 nicm 566: return (&a->value);
1.39 nicm 567: }
568:
569: int
1.57 nicm 570: options_is_array(struct options_entry *o)
1.39 nicm 571: {
572: return (OPTIONS_IS_ARRAY(o));
573: }
574:
1.26 nicm 575: int
1.57 nicm 576: options_is_string(struct options_entry *o)
1.26 nicm 577: {
1.41 nicm 578: return (OPTIONS_IS_STRING(o));
1.26 nicm 579: }
580:
1.42 nicm 581: char *
1.57 nicm 582: options_to_string(struct options_entry *o, int idx, int numeric)
1.26 nicm 583: {
1.39 nicm 584: struct options_array_item *a;
1.26 nicm 585:
586: if (OPTIONS_IS_ARRAY(o)) {
587: if (idx == -1)
1.42 nicm 588: return (xstrdup(""));
1.39 nicm 589: a = options_array_item(o, idx);
590: if (a == NULL)
1.42 nicm 591: return (xstrdup(""));
1.57 nicm 592: return (options_value_to_string(o, &a->value, numeric));
1.26 nicm 593: }
1.57 nicm 594: return (options_value_to_string(o, &o->value, numeric));
1.26 nicm 595: }
596:
597: char *
598: options_parse(const char *name, int *idx)
1.1 nicm 599: {
1.26 nicm 600: char *copy, *cp, *end;
1.1 nicm 601:
1.26 nicm 602: if (*name == '\0')
603: return (NULL);
604: copy = xstrdup(name);
605: if ((cp = strchr(copy, '[')) == NULL) {
606: *idx = -1;
607: return (copy);
608: }
609: end = strchr(cp + 1, ']');
610: if (end == NULL || end[1] != '\0' || !isdigit((u_char)end[-1])) {
611: free(copy);
612: return (NULL);
613: }
614: if (sscanf(cp, "[%d]", idx) != 1 || *idx < 0) {
615: free(copy);
616: return (NULL);
617: }
618: *cp = '\0';
619: return (copy);
1.1 nicm 620: }
621:
1.27 nicm 622: struct options_entry *
1.26 nicm 623: options_parse_get(struct options *oo, const char *s, int *idx, int only)
1.1 nicm 624: {
1.27 nicm 625: struct options_entry *o;
626: char *name;
1.1 nicm 627:
1.26 nicm 628: name = options_parse(s, idx);
629: if (name == NULL)
630: return (NULL);
631: if (only)
632: o = options_get_only(oo, name);
633: else
634: o = options_get(oo, name);
635: free(name);
636: return (o);
637: }
1.1 nicm 638:
1.26 nicm 639: char *
1.50 nicm 640: options_match(const char *s, int *idx, int *ambiguous)
1.26 nicm 641: {
642: const struct options_table_entry *oe, *found;
1.60 nicm 643: char *parsed;
644: const char *name;
1.26 nicm 645: size_t namelen;
646:
1.60 nicm 647: parsed = options_parse(s, idx);
648: if (parsed == NULL)
1.33 nicm 649: return (NULL);
1.60 nicm 650: if (*parsed == '@') {
1.29 nicm 651: *ambiguous = 0;
1.60 nicm 652: return (parsed);
1.29 nicm 653: }
1.26 nicm 654:
1.60 nicm 655: name = options_map_name(parsed);
656: namelen = strlen(name);
657:
1.26 nicm 658: found = NULL;
659: for (oe = options_table; oe->name != NULL; oe++) {
660: if (strcmp(oe->name, name) == 0) {
661: found = oe;
662: break;
663: }
664: if (strncmp(oe->name, name, namelen) == 0) {
665: if (found != NULL) {
666: *ambiguous = 1;
1.60 nicm 667: free(parsed);
1.26 nicm 668: return (NULL);
669: }
670: found = oe;
671: }
672: }
1.60 nicm 673: free(parsed);
1.26 nicm 674: if (found == NULL) {
675: *ambiguous = 0;
676: return (NULL);
1.22 nicm 677: }
1.26 nicm 678: return (xstrdup(found->name));
679: }
1.22 nicm 680:
1.27 nicm 681: struct options_entry *
1.26 nicm 682: options_match_get(struct options *oo, const char *s, int *idx, int only,
1.55 nicm 683: int *ambiguous)
1.26 nicm 684: {
1.27 nicm 685: char *name;
686: struct options_entry *o;
1.21 nicm 687:
1.26 nicm 688: name = options_match(s, idx, ambiguous);
689: if (name == NULL)
690: return (NULL);
691: *ambiguous = 0;
692: if (only)
693: o = options_get_only(oo, name);
694: else
695: o = options_get(oo, name);
696: free(name);
1.4 nicm 697: return (o);
1.1 nicm 698: }
1.26 nicm 699:
1.23 nicm 700: const char *
1.1 nicm 701: options_get_string(struct options *oo, const char *name)
702: {
1.27 nicm 703: struct options_entry *o;
1.26 nicm 704:
705: o = options_get(oo, name);
706: if (o == NULL)
707: fatalx("missing option %s", name);
708: if (!OPTIONS_IS_STRING(o))
709: fatalx("option %s is not a string", name);
1.41 nicm 710: return (o->value.string);
1.26 nicm 711: }
712:
713: long long
714: options_get_number(struct options *oo, const char *name)
715: {
1.27 nicm 716: struct options_entry *o;
1.1 nicm 717:
1.26 nicm 718: o = options_get(oo, name);
719: if (o == NULL)
1.15 nicm 720: fatalx("missing option %s", name);
1.26 nicm 721: if (!OPTIONS_IS_NUMBER(o))
1.61 nicm 722: fatalx("option %s is not a number", name);
1.41 nicm 723: return (o->value.number);
1.1 nicm 724: }
725:
1.27 nicm 726: struct options_entry *
1.26 nicm 727: options_set_string(struct options *oo, const char *name, int append,
728: const char *fmt, ...)
1.1 nicm 729: {
1.27 nicm 730: struct options_entry *o;
731: va_list ap;
1.56 nicm 732: const char *separator = "";
1.27 nicm 733: char *s, *value;
1.1 nicm 734:
1.26 nicm 735: va_start(ap, fmt);
736: xvasprintf(&s, fmt, ap);
737: va_end(ap);
738:
739: o = options_get_only(oo, name);
740: if (o != NULL && append && OPTIONS_IS_STRING(o)) {
1.56 nicm 741: if (*name != '@') {
742: separator = o->tableentry->separator;
743: if (separator == NULL)
744: separator = "";
745: }
746: xasprintf(&value, "%s%s%s", o->value.string, separator, s);
1.26 nicm 747: free(s);
748: } else
749: value = s;
750: if (o == NULL && *name == '@')
751: o = options_add(oo, name);
752: else if (o == NULL) {
753: o = options_default(oo, options_parent_table_entry(oo, name));
754: if (o == NULL)
755: return (NULL);
756: }
1.21 nicm 757:
1.26 nicm 758: if (!OPTIONS_IS_STRING(o))
759: fatalx("option %s is not a string", name);
1.41 nicm 760: free(o->value.string);
761: o->value.string = value;
1.56 nicm 762: o->cached = 0;
1.4 nicm 763: return (o);
1.1 nicm 764: }
765:
1.27 nicm 766: struct options_entry *
1.26 nicm 767: options_set_number(struct options *oo, const char *name, long long value)
1.1 nicm 768: {
1.27 nicm 769: struct options_entry *o;
1.26 nicm 770:
771: if (*name == '@')
772: fatalx("user option %s must be a string", name);
1.1 nicm 773:
1.26 nicm 774: o = options_get_only(oo, name);
775: if (o == NULL) {
776: o = options_default(oo, options_parent_table_entry(oo, name));
777: if (o == NULL)
778: return (NULL);
779: }
780:
781: if (!OPTIONS_IS_NUMBER(o))
782: fatalx("option %s is not a number", name);
1.41 nicm 783: o->value.number = value;
1.26 nicm 784: return (o);
1.10 nicm 785: }
786:
1.50 nicm 787: int
1.49 nicm 788: options_scope_from_name(struct args *args, int window,
789: const char *name, struct cmd_find_state *fs, struct options **oo,
790: char **cause)
791: {
1.50 nicm 792: struct session *s = fs->s;
793: struct winlink *wl = fs->wl;
794: struct window_pane *wp = fs->wp;
795: const char *target = args_get(args, 't');
796: const struct options_table_entry *oe;
1.51 nicm 797: int scope = OPTIONS_TABLE_NONE;
1.49 nicm 798:
799: if (*name == '@')
800: return (options_scope_from_flags(args, window, fs, oo, cause));
801:
1.50 nicm 802: for (oe = options_table; oe->name != NULL; oe++) {
803: if (strcmp(oe->name, name) == 0)
804: break;
805: }
806: if (oe->name == NULL) {
1.49 nicm 807: xasprintf(cause, "unknown option: %s", name);
808: return (OPTIONS_TABLE_NONE);
809: }
1.51 nicm 810: switch (oe->scope) {
1.50 nicm 811: case OPTIONS_TABLE_SERVER:
1.49 nicm 812: *oo = global_options;
1.51 nicm 813: scope = OPTIONS_TABLE_SERVER;
1.50 nicm 814: break;
815: case OPTIONS_TABLE_SESSION:
1.51 nicm 816: if (args_has(args, 'g')) {
1.49 nicm 817: *oo = global_s_options;
1.51 nicm 818: scope = OPTIONS_TABLE_SESSION;
819: } else if (s == NULL && target != NULL)
1.50 nicm 820: xasprintf(cause, "no such session: %s", target);
821: else if (s == NULL)
822: xasprintf(cause, "no current session");
1.51 nicm 823: else {
1.50 nicm 824: *oo = s->options;
1.51 nicm 825: scope = OPTIONS_TABLE_SESSION;
826: }
1.50 nicm 827: break;
828: case OPTIONS_TABLE_WINDOW|OPTIONS_TABLE_PANE:
829: if (args_has(args, 'p')) {
830: if (wp == NULL && target != NULL)
831: xasprintf(cause, "no such pane: %s", target);
832: else if (wp == NULL)
833: xasprintf(cause, "no current pane");
1.51 nicm 834: else {
1.50 nicm 835: *oo = wp->options;
1.51 nicm 836: scope = OPTIONS_TABLE_PANE;
837: }
1.50 nicm 838: break;
839: }
840: /* FALLTHROUGH */
841: case OPTIONS_TABLE_WINDOW:
1.51 nicm 842: if (args_has(args, 'g')) {
1.49 nicm 843: *oo = global_w_options;
1.51 nicm 844: scope = OPTIONS_TABLE_WINDOW;
845: } else if (wl == NULL && target != NULL)
1.50 nicm 846: xasprintf(cause, "no such window: %s", target);
847: else if (wl == NULL)
848: xasprintf(cause, "no current window");
1.51 nicm 849: else {
1.49 nicm 850: *oo = wl->window->options;
1.51 nicm 851: scope = OPTIONS_TABLE_WINDOW;
852: }
1.50 nicm 853: break;
1.49 nicm 854: }
855: return (scope);
856: }
857:
1.50 nicm 858: int
1.26 nicm 859: options_scope_from_flags(struct args *args, int window,
860: struct cmd_find_state *fs, struct options **oo, char **cause)
861: {
1.50 nicm 862: struct session *s = fs->s;
863: struct winlink *wl = fs->wl;
864: struct window_pane *wp = fs->wp;
865: const char *target = args_get(args, 't');
1.26 nicm 866:
867: if (args_has(args, 's')) {
868: *oo = global_options;
869: return (OPTIONS_TABLE_SERVER);
870: }
1.12 nicm 871:
1.50 nicm 872: if (args_has(args, 'p')) {
873: if (wp == NULL) {
874: if (target != NULL)
875: xasprintf(cause, "no such pane: %s", target);
876: else
877: xasprintf(cause, "no current pane");
878: return (OPTIONS_TABLE_NONE);
879: }
880: *oo = wp->options;
881: return (OPTIONS_TABLE_PANE);
882: } else if (window || args_has(args, 'w')) {
1.26 nicm 883: if (args_has(args, 'g')) {
884: *oo = global_w_options;
885: return (OPTIONS_TABLE_WINDOW);
886: }
887: if (wl == NULL) {
888: if (target != NULL)
889: xasprintf(cause, "no such window: %s", target);
890: else
891: xasprintf(cause, "no current window");
892: return (OPTIONS_TABLE_NONE);
893: }
894: *oo = wl->window->options;
895: return (OPTIONS_TABLE_WINDOW);
896: } else {
897: if (args_has(args, 'g')) {
898: *oo = global_s_options;
899: return (OPTIONS_TABLE_SESSION);
900: }
901: if (s == NULL) {
902: if (target != NULL)
903: xasprintf(cause, "no such session: %s", target);
904: else
905: xasprintf(cause, "no current session");
906: return (OPTIONS_TABLE_NONE);
907: }
908: *oo = s->options;
909: return (OPTIONS_TABLE_SESSION);
910: }
1.56 nicm 911: }
912:
913: struct style *
914: options_string_to_style(struct options *oo, const char *name,
915: struct format_tree *ft)
916: {
917: struct options_entry *o;
918: const char *s;
919: char *expanded;
920:
921: o = options_get(oo, name);
922: if (o == NULL || !OPTIONS_IS_STRING(o))
923: return (NULL);
924:
925: if (o->cached)
926: return (&o->style);
927: s = o->value.string;
928: log_debug("%s: %s is '%s'", __func__, name, s);
929:
930: style_set(&o->style, &grid_default_cell);
931: o->cached = (strstr(s, "#{") == NULL);
932:
933: if (ft != NULL && !o->cached) {
934: expanded = format_expand(ft, s);
935: if (style_parse(&o->style, &grid_default_cell, expanded) != 0) {
936: free(expanded);
937: return (NULL);
938: }
939: free(expanded);
940: } else {
941: if (style_parse(&o->style, &grid_default_cell, s) != 0)
942: return (NULL);
943: }
944: return (&o->style);
1.57 nicm 945: }
946:
947: static int
948: options_from_string_check(const struct options_table_entry *oe,
949: const char *value, char **cause)
950: {
951: struct style sy;
952:
953: if (oe == NULL)
954: return (0);
955: if (strcmp(oe->name, "default-shell") == 0 && !checkshell(value)) {
956: xasprintf(cause, "not a suitable shell: %s", value);
957: return (-1);
958: }
959: if (oe->pattern != NULL && fnmatch(oe->pattern, value, 0) != 0) {
960: xasprintf(cause, "value is invalid: %s", value);
961: return (-1);
962: }
963: if ((oe->flags & OPTIONS_TABLE_IS_STYLE) &&
964: strstr(value, "#{") == NULL &&
965: style_parse(&sy, &grid_default_cell, value) != 0) {
966: xasprintf(cause, "invalid style: %s", value);
967: return (-1);
968: }
969: return (0);
970: }
971:
972: static int
973: options_from_string_flag(struct options *oo, const char *name,
974: const char *value, char **cause)
975: {
976: int flag;
977:
978: if (value == NULL || *value == '\0')
979: flag = !options_get_number(oo, name);
980: else if (strcmp(value, "1") == 0 ||
981: strcasecmp(value, "on") == 0 ||
982: strcasecmp(value, "yes") == 0)
983: flag = 1;
984: else if (strcmp(value, "0") == 0 ||
985: strcasecmp(value, "off") == 0 ||
986: strcasecmp(value, "no") == 0)
987: flag = 0;
988: else {
989: xasprintf(cause, "bad value: %s", value);
990: return (-1);
991: }
992: options_set_number(oo, name, flag);
993: return (0);
994: }
995:
996: static int
997: options_from_string_choice(const struct options_table_entry *oe,
998: struct options *oo, const char *name, const char *value, char **cause)
999: {
1000: const char **cp;
1001: int n, choice = -1;
1002:
1003: if (value == NULL) {
1004: choice = options_get_number(oo, name);
1005: if (choice < 2)
1006: choice = !choice;
1007: } else {
1008: n = 0;
1009: for (cp = oe->choices; *cp != NULL; cp++) {
1010: if (strcmp(*cp, value) == 0)
1011: choice = n;
1012: n++;
1013: }
1014: if (choice == -1) {
1015: xasprintf(cause, "unknown value: %s", value);
1016: return (-1);
1017: }
1018: }
1019: options_set_number(oo, name, choice);
1020: return (0);
1021: }
1022:
1023: int
1024: options_from_string(struct options *oo, const struct options_table_entry *oe,
1025: const char *name, const char *value, int append, char **cause)
1026: {
1027: enum options_table_type type;
1028: long long number;
1029: const char *errstr, *new;
1030: char *old;
1031: key_code key;
1032:
1033: if (oe != NULL) {
1034: if (value == NULL &&
1035: oe->type != OPTIONS_TABLE_FLAG &&
1036: oe->type != OPTIONS_TABLE_CHOICE) {
1037: xasprintf(cause, "empty value");
1038: return (-1);
1039: }
1040: type = oe->type;
1041: } else {
1042: if (*name != '@') {
1043: xasprintf(cause, "bad option name");
1044: return (-1);
1045: }
1046: type = OPTIONS_TABLE_STRING;
1047: }
1048:
1049: switch (type) {
1050: case OPTIONS_TABLE_STRING:
1051: old = xstrdup(options_get_string(oo, name));
1052: options_set_string(oo, name, append, "%s", value);
1053:
1054: new = options_get_string(oo, name);
1055: if (options_from_string_check(oe, new, cause) != 0) {
1056: options_set_string(oo, name, 0, "%s", old);
1057: free(old);
1058: return (-1);
1059: }
1060: free(old);
1061: return (0);
1062: case OPTIONS_TABLE_NUMBER:
1063: number = strtonum(value, oe->minimum, oe->maximum, &errstr);
1064: if (errstr != NULL) {
1065: xasprintf(cause, "value is %s: %s", errstr, value);
1066: return (-1);
1067: }
1068: options_set_number(oo, name, number);
1069: return (0);
1070: case OPTIONS_TABLE_KEY:
1071: key = key_string_lookup_string(value);
1072: if (key == KEYC_UNKNOWN) {
1073: xasprintf(cause, "bad key: %s", value);
1074: return (-1);
1075: }
1076: options_set_number(oo, name, key);
1077: return (0);
1078: case OPTIONS_TABLE_COLOUR:
1079: if ((number = colour_fromstring(value)) == -1) {
1080: xasprintf(cause, "bad colour: %s", value);
1081: return (-1);
1082: }
1083: options_set_number(oo, name, number);
1084: return (0);
1085: case OPTIONS_TABLE_FLAG:
1086: return (options_from_string_flag(oo, name, value, cause));
1087: case OPTIONS_TABLE_CHOICE:
1088: return (options_from_string_choice(oe, oo, name, value, cause));
1089: case OPTIONS_TABLE_COMMAND:
1090: break;
1091: }
1092: return (-1);
1093: }
1094:
1095: void
1096: options_push_changes(const char *name)
1097: {
1098: struct client *loop;
1099: struct session *s;
1100: struct window *w;
1101: struct window_pane *wp;
1102:
1103: if (strcmp(name, "automatic-rename") == 0) {
1104: RB_FOREACH(w, windows, &windows) {
1105: if (w->active == NULL)
1106: continue;
1107: if (options_get_number(w->options, "automatic-rename"))
1108: w->active->flags |= PANE_CHANGED;
1109: }
1110: }
1111: if (strcmp(name, "key-table") == 0) {
1112: TAILQ_FOREACH(loop, &clients, entry)
1113: server_client_set_key_table(loop, NULL);
1114: }
1115: if (strcmp(name, "user-keys") == 0) {
1116: TAILQ_FOREACH(loop, &clients, entry) {
1117: if (loop->tty.flags & TTY_OPENED)
1118: tty_keys_build(&loop->tty);
1119: }
1120: }
1121: if (strcmp(name, "status") == 0 ||
1122: strcmp(name, "status-interval") == 0)
1123: status_timer_start_all();
1124: if (strcmp(name, "monitor-silence") == 0)
1125: alerts_reset_all();
1126: if (strcmp(name, "window-style") == 0 ||
1127: strcmp(name, "window-active-style") == 0) {
1128: RB_FOREACH(wp, window_pane_tree, &all_window_panes)
1129: wp->flags |= PANE_STYLECHANGED;
1.63 ! nicm 1130: }
! 1131: if (strcmp(name, "pane-colours") == 0) {
! 1132: RB_FOREACH(wp, window_pane_tree, &all_window_panes)
! 1133: colour_palette_from_option(&wp->palette, wp->options);
1.57 nicm 1134: }
1135: if (strcmp(name, "pane-border-status") == 0) {
1136: RB_FOREACH(w, windows, &windows)
1.62 nicm 1137: layout_fix_panes(w, NULL);
1.57 nicm 1138: }
1139: RB_FOREACH(s, sessions, &sessions)
1140: status_update_cache(s);
1141:
1142: recalculate_sizes();
1143: TAILQ_FOREACH(loop, &clients, entry) {
1144: if (loop->session != NULL)
1145: server_redraw_client(loop);
1146: }
1.59 nicm 1147: }
1148:
1149: int
1150: options_remove_or_default(struct options_entry *o, int idx, char **cause)
1151: {
1152: struct options *oo = o->owner;
1153:
1154: if (idx == -1) {
1155: if (o->tableentry != NULL &&
1156: (oo == global_options ||
1157: oo == global_s_options ||
1158: oo == global_w_options))
1159: options_default(oo, o->tableentry);
1160: else
1161: options_remove(o);
1162: } else if (options_array_set(o, idx, NULL, 0, cause) != 0)
1163: return (-1);
1164: return (0);
1.1 nicm 1165: }