Annotation of src/usr.bin/tmux/options.c, Revision 1.52
1.52 ! nicm 1: /* $OpenBSD: options.c,v 1.51 2019/06/20 18:13:04 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>
1.1 nicm 22: #include <stdarg.h>
1.8 nicm 23: #include <stdlib.h>
1.1 nicm 24: #include <string.h>
25:
26: #include "tmux.h"
27:
28: /*
29: * Option handling; each option has a name, type and value and is stored in
1.9 nicm 30: * a red-black tree.
1.1 nicm 31: */
32:
1.39 nicm 33: struct options_array_item {
34: u_int index;
1.41 nicm 35: union options_value value;
1.39 nicm 36: RB_ENTRY(options_array_item) entry;
37: };
38: static int
39: options_array_cmp(struct options_array_item *a1, struct options_array_item *a2)
40: {
41: if (a1->index < a2->index)
42: return (-1);
43: if (a1->index > a2->index)
44: return (1);
45: return (0);
46: }
47: RB_GENERATE_STATIC(options_array, options_array_item, entry, options_array_cmp);
48:
1.27 nicm 49: struct options_entry {
1.41 nicm 50: struct options *owner;
1.26 nicm 51:
1.41 nicm 52: const char *name;
53: const struct options_table_entry *tableentry;
54: union options_value value;
1.26 nicm 55:
1.41 nicm 56: RB_ENTRY(options_entry) entry;
1.26 nicm 57: };
58:
1.13 nicm 59: struct options {
1.27 nicm 60: RB_HEAD(options_tree, options_entry) tree;
1.26 nicm 61: struct options *parent;
1.13 nicm 62: };
63:
1.27 nicm 64: static struct options_entry *options_add(struct options *, const char *);
1.26 nicm 65:
66: #define OPTIONS_IS_STRING(o) \
67: ((o)->tableentry == NULL || \
68: (o)->tableentry->type == OPTIONS_TABLE_STRING)
69: #define OPTIONS_IS_NUMBER(o) \
70: ((o)->tableentry != NULL && \
71: ((o)->tableentry->type == OPTIONS_TABLE_NUMBER || \
72: (o)->tableentry->type == OPTIONS_TABLE_KEY || \
73: (o)->tableentry->type == OPTIONS_TABLE_COLOUR || \
74: (o)->tableentry->type == OPTIONS_TABLE_FLAG || \
75: (o)->tableentry->type == OPTIONS_TABLE_CHOICE))
76: #define OPTIONS_IS_STYLE(o) \
77: ((o)->tableentry != NULL && \
78: (o)->tableentry->type == OPTIONS_TABLE_STYLE)
1.43 nicm 79: #define OPTIONS_IS_COMMAND(o) \
80: ((o)->tableentry != NULL && \
81: (o)->tableentry->type == OPTIONS_TABLE_COMMAND)
1.41 nicm 82:
83: #define OPTIONS_IS_ARRAY(o) \
1.26 nicm 84: ((o)->tableentry != NULL && \
1.41 nicm 85: ((o)->tableentry->flags & OPTIONS_TABLE_IS_ARRAY))
1.26 nicm 86:
1.27 nicm 87: static int options_cmp(struct options_entry *, struct options_entry *);
88: RB_GENERATE_STATIC(options_tree, options_entry, entry, options_cmp);
1.1 nicm 89:
1.17 nicm 90: static int
1.27 nicm 91: options_cmp(struct options_entry *lhs, struct options_entry *rhs)
1.26 nicm 92: {
93: return (strcmp(lhs->name, rhs->name));
94: }
95:
96: static const struct options_table_entry *
97: options_parent_table_entry(struct options *oo, const char *s)
1.1 nicm 98: {
1.27 nicm 99: struct options_entry *o;
1.26 nicm 100:
101: if (oo->parent == NULL)
102: fatalx("no parent options for %s", s);
1.50 nicm 103: o = options_get(oo->parent, s);
1.26 nicm 104: if (o == NULL)
105: fatalx("%s not in parent options", s);
106: return (o->tableentry);
1.1 nicm 107: }
108:
1.41 nicm 109: static void
110: options_value_free(struct options_entry *o, union options_value *ov)
111: {
112: if (OPTIONS_IS_STRING(o))
113: free(ov->string);
1.43 nicm 114: if (OPTIONS_IS_COMMAND(o) && ov->cmdlist != NULL)
115: cmd_list_free(ov->cmdlist);
1.41 nicm 116: }
117:
1.42 nicm 118: static char *
1.41 nicm 119: options_value_tostring(struct options_entry *o, union options_value *ov,
120: int numeric)
121: {
1.42 nicm 122: char *s;
1.41 nicm 123:
1.43 nicm 124: if (OPTIONS_IS_COMMAND(o))
1.46 nicm 125: return (cmd_list_print(ov->cmdlist, 0));
1.41 nicm 126: if (OPTIONS_IS_STYLE(o))
1.42 nicm 127: return (xstrdup(style_tostring(&ov->style)));
1.41 nicm 128: if (OPTIONS_IS_NUMBER(o)) {
129: switch (o->tableentry->type) {
130: case OPTIONS_TABLE_NUMBER:
1.42 nicm 131: xasprintf(&s, "%lld", ov->number);
1.41 nicm 132: break;
133: case OPTIONS_TABLE_KEY:
1.42 nicm 134: s = xstrdup(key_string_lookup_key(ov->number));
1.41 nicm 135: break;
136: case OPTIONS_TABLE_COLOUR:
1.42 nicm 137: s = xstrdup(colour_tostring(ov->number));
1.41 nicm 138: break;
139: case OPTIONS_TABLE_FLAG:
140: if (numeric)
1.42 nicm 141: xasprintf(&s, "%lld", ov->number);
1.41 nicm 142: else
1.42 nicm 143: s = xstrdup(ov->number ? "on" : "off");
1.41 nicm 144: break;
145: case OPTIONS_TABLE_CHOICE:
1.42 nicm 146: s = xstrdup(o->tableentry->choices[ov->number]);
1.41 nicm 147: break;
148: case OPTIONS_TABLE_STRING:
149: case OPTIONS_TABLE_STYLE:
1.43 nicm 150: case OPTIONS_TABLE_COMMAND:
1.42 nicm 151: fatalx("not a number option type");
1.41 nicm 152: }
153: return (s);
154: }
155: if (OPTIONS_IS_STRING(o))
1.42 nicm 156: return (xstrdup(ov->string));
157: return (xstrdup(""));
1.41 nicm 158: }
159:
1.13 nicm 160: struct options *
161: options_create(struct options *parent)
1.1 nicm 162: {
1.16 nicm 163: struct options *oo;
1.13 nicm 164:
165: oo = xcalloc(1, sizeof *oo);
1.7 nicm 166: RB_INIT(&oo->tree);
1.1 nicm 167: oo->parent = parent;
1.13 nicm 168: return (oo);
1.1 nicm 169: }
170:
171: void
172: options_free(struct options *oo)
173: {
1.27 nicm 174: struct options_entry *o, *tmp;
1.1 nicm 175:
1.35 nicm 176: RB_FOREACH_SAFE(o, options_tree, &oo->tree, tmp)
1.26 nicm 177: options_remove(o);
1.13 nicm 178: free(oo);
179: }
180:
1.50 nicm 181: void
182: options_set_parent(struct options *oo, struct options *parent)
183: {
184: oo->parent = parent;
185: }
186:
1.27 nicm 187: struct options_entry *
1.13 nicm 188: options_first(struct options *oo)
189: {
190: return (RB_MIN(options_tree, &oo->tree));
191: }
192:
1.27 nicm 193: struct options_entry *
194: options_next(struct options_entry *o)
1.13 nicm 195: {
196: return (RB_NEXT(options_tree, &oo->tree, o));
1.1 nicm 197: }
198:
1.27 nicm 199: struct options_entry *
1.26 nicm 200: options_get_only(struct options *oo, const char *name)
1.1 nicm 201: {
1.27 nicm 202: struct options_entry o;
1.1 nicm 203:
1.26 nicm 204: o.name = name;
205: return (RB_FIND(options_tree, &oo->tree, &o));
1.1 nicm 206: }
207:
1.27 nicm 208: struct options_entry *
1.26 nicm 209: options_get(struct options *oo, const char *name)
1.1 nicm 210: {
1.27 nicm 211: struct options_entry *o;
1.1 nicm 212:
1.26 nicm 213: o = options_get_only(oo, name);
1.1 nicm 214: while (o == NULL) {
215: oo = oo->parent;
216: if (oo == NULL)
217: break;
1.26 nicm 218: o = options_get_only(oo, name);
219: }
220: return (o);
221: }
222:
1.27 nicm 223: struct options_entry *
1.26 nicm 224: options_empty(struct options *oo, const struct options_table_entry *oe)
225: {
1.27 nicm 226: struct options_entry *o;
1.26 nicm 227:
228: o = options_add(oo, oe->name);
229: o->tableentry = oe;
230:
1.42 nicm 231: if (oe->flags & OPTIONS_TABLE_IS_ARRAY)
1.41 nicm 232: RB_INIT(&o->value.array);
1.39 nicm 233:
1.26 nicm 234: return (o);
235: }
236:
1.27 nicm 237: struct options_entry *
1.26 nicm 238: options_default(struct options *oo, const struct options_table_entry *oe)
239: {
1.41 nicm 240: struct options_entry *o;
241: union options_value *ov;
242: u_int i;
1.26 nicm 243:
244: o = options_empty(oo, oe);
1.41 nicm 245: ov = &o->value;
246:
247: if (oe->flags & OPTIONS_TABLE_IS_ARRAY) {
1.43 nicm 248: if (oe->default_arr == NULL) {
249: options_array_assign(o, oe->default_str, NULL);
250: return (o);
251: }
252: for (i = 0; oe->default_arr[i] != NULL; i++)
253: options_array_set(o, i, oe->default_arr[i], 0, NULL);
1.41 nicm 254: return (o);
255: }
256:
257: switch (oe->type) {
258: case OPTIONS_TABLE_STRING:
259: ov->string = xstrdup(oe->default_str);
260: break;
261: case OPTIONS_TABLE_STYLE:
262: style_set(&ov->style, &grid_default_cell);
263: style_parse(&ov->style, &grid_default_cell, oe->default_str);
264: break;
265: default:
266: ov->number = oe->default_num;
267: break;
268: }
1.26 nicm 269: return (o);
270: }
271:
1.27 nicm 272: static struct options_entry *
1.26 nicm 273: options_add(struct options *oo, const char *name)
274: {
1.27 nicm 275: struct options_entry *o;
1.26 nicm 276:
277: o = options_get_only(oo, name);
278: if (o != NULL)
279: options_remove(o);
280:
281: o = xcalloc(1, sizeof *o);
282: o->owner = oo;
283: o->name = xstrdup(name);
284:
285: RB_INSERT(options_tree, &oo->tree, o);
1.1 nicm 286: return (o);
287: }
288:
1.2 nicm 289: void
1.27 nicm 290: options_remove(struct options_entry *o)
1.26 nicm 291: {
292: struct options *oo = o->owner;
293:
1.41 nicm 294: if (OPTIONS_IS_ARRAY(o))
1.39 nicm 295: options_array_clear(o);
1.41 nicm 296: else
297: options_value_free(o, &o->value);
1.26 nicm 298: RB_REMOVE(options_tree, &oo->tree, o);
299: free(o);
300: }
301:
302: const char *
1.27 nicm 303: options_name(struct options_entry *o)
1.26 nicm 304: {
305: return (o->name);
306: }
307:
308: const struct options_table_entry *
1.27 nicm 309: options_table_entry(struct options_entry *o)
1.26 nicm 310: {
311: return (o->tableentry);
312: }
313:
1.39 nicm 314: static struct options_array_item *
315: options_array_item(struct options_entry *o, u_int idx)
316: {
317: struct options_array_item a;
318:
319: a.index = idx;
1.41 nicm 320: return (RB_FIND(options_array, &o->value.array, &a));
1.39 nicm 321: }
322:
323: static void
324: options_array_free(struct options_entry *o, struct options_array_item *a)
325: {
1.41 nicm 326: options_value_free(o, &a->value);
327: RB_REMOVE(options_array, &o->value.array, a);
1.39 nicm 328: free(a);
329: }
330:
1.31 nicm 331: void
332: options_array_clear(struct options_entry *o)
333: {
1.39 nicm 334: struct options_array_item *a, *a1;
335:
336: if (!OPTIONS_IS_ARRAY(o))
337: return;
338:
1.41 nicm 339: RB_FOREACH_SAFE(a, options_array, &o->value.array, a1)
1.39 nicm 340: options_array_free(o, a);
1.31 nicm 341: }
342:
1.41 nicm 343: union options_value *
1.27 nicm 344: options_array_get(struct options_entry *o, u_int idx)
1.26 nicm 345: {
1.39 nicm 346: struct options_array_item *a;
347:
1.26 nicm 348: if (!OPTIONS_IS_ARRAY(o))
349: return (NULL);
1.39 nicm 350: a = options_array_item(o, idx);
351: if (a == NULL)
1.26 nicm 352: return (NULL);
1.41 nicm 353: return (&a->value);
1.26 nicm 354: }
355:
356: int
1.31 nicm 357: options_array_set(struct options_entry *o, u_int idx, const char *value,
1.43 nicm 358: int append, char **cause)
1.26 nicm 359: {
1.39 nicm 360: struct options_array_item *a;
361: char *new;
1.45 nicm 362: struct cmd_parse_result *pr;
1.26 nicm 363:
1.43 nicm 364: if (!OPTIONS_IS_ARRAY(o)) {
1.44 nicm 365: if (cause != NULL)
366: *cause = xstrdup("not an array");
1.26 nicm 367: return (-1);
1.43 nicm 368: }
369:
1.48 nicm 370: if (OPTIONS_IS_COMMAND(o) && value != NULL) {
1.45 nicm 371: pr = cmd_parse_from_string(value, NULL);
372: switch (pr->status) {
373: case CMD_PARSE_EMPTY:
1.47 nicm 374: if (cause != NULL)
375: *cause = xstrdup("empty command");
1.45 nicm 376: return (-1);
377: case CMD_PARSE_ERROR:
1.44 nicm 378: if (cause != NULL)
1.45 nicm 379: *cause = pr->error;
1.44 nicm 380: else
1.45 nicm 381: free(pr->error);
1.43 nicm 382: return (-1);
1.45 nicm 383: case CMD_PARSE_SUCCESS:
384: break;
1.44 nicm 385: }
1.43 nicm 386: }
1.26 nicm 387:
1.39 nicm 388: a = options_array_item(o, idx);
389: if (value == NULL) {
390: if (a != NULL)
391: options_array_free(o, a);
392: return (0);
1.26 nicm 393: }
1.31 nicm 394:
1.43 nicm 395: if (OPTIONS_IS_STRING(o)) {
396: if (a != NULL && append)
397: xasprintf(&new, "%s%s", a->value.string, value);
398: else
399: new = xstrdup(value);
400: }
401:
1.39 nicm 402: if (a == NULL) {
403: a = xcalloc(1, sizeof *a);
404: a->index = idx;
1.41 nicm 405: RB_INSERT(options_array, &o->value.array, a);
1.43 nicm 406: } else
1.41 nicm 407: options_value_free(o, &a->value);
1.43 nicm 408:
409: if (OPTIONS_IS_STRING(o))
1.41 nicm 410: a->value.string = new;
1.43 nicm 411: else if (OPTIONS_IS_COMMAND(o))
1.45 nicm 412: a->value.cmdlist = pr->cmdlist;
1.26 nicm 413: return (0);
414: }
415:
1.43 nicm 416: int
417: options_array_assign(struct options_entry *o, const char *s, char **cause)
1.31 nicm 418: {
419: const char *separator;
420: char *copy, *next, *string;
421: u_int i;
422:
423: separator = o->tableentry->separator;
424: if (separator == NULL)
425: separator = " ,";
1.43 nicm 426: if (*separator == '\0') {
427: if (*s == '\0')
428: return (0);
429: for (i = 0; i < UINT_MAX; i++) {
430: if (options_array_item(o, i) == NULL)
431: break;
432: }
433: return (options_array_set(o, i, s, 0, cause));
434: }
1.31 nicm 435:
1.43 nicm 436: if (*s == '\0')
437: return (0);
1.31 nicm 438: copy = string = xstrdup(s);
439: while ((next = strsep(&string, separator)) != NULL) {
440: if (*next == '\0')
441: continue;
1.39 nicm 442: for (i = 0; i < UINT_MAX; i++) {
443: if (options_array_item(o, i) == NULL)
1.31 nicm 444: break;
445: }
1.39 nicm 446: if (i == UINT_MAX)
1.31 nicm 447: break;
1.43 nicm 448: if (options_array_set(o, i, next, 0, cause) != 0) {
449: free(copy);
450: return (-1);
451: }
1.31 nicm 452: }
453: free(copy);
1.43 nicm 454: return (0);
1.31 nicm 455: }
456:
1.39 nicm 457: struct options_array_item *
458: options_array_first(struct options_entry *o)
459: {
460: if (!OPTIONS_IS_ARRAY(o))
461: return (NULL);
1.41 nicm 462: return (RB_MIN(options_array, &o->value.array));
1.39 nicm 463: }
464:
465: struct options_array_item *
466: options_array_next(struct options_array_item *a)
467: {
1.41 nicm 468: return (RB_NEXT(options_array, &o->value.array, a));
1.39 nicm 469: }
470:
471: u_int
472: options_array_item_index(struct options_array_item *a)
473: {
474: return (a->index);
475: }
476:
1.41 nicm 477: union options_value *
1.39 nicm 478: options_array_item_value(struct options_array_item *a)
479: {
1.41 nicm 480: return (&a->value);
1.39 nicm 481: }
482:
483: int
484: options_isarray(struct options_entry *o)
485: {
486: return (OPTIONS_IS_ARRAY(o));
487: }
488:
1.26 nicm 489: int
1.27 nicm 490: options_isstring(struct options_entry *o)
1.26 nicm 491: {
1.41 nicm 492: return (OPTIONS_IS_STRING(o));
1.26 nicm 493: }
494:
1.42 nicm 495: char *
1.32 nicm 496: options_tostring(struct options_entry *o, int idx, int numeric)
1.26 nicm 497: {
1.39 nicm 498: struct options_array_item *a;
1.26 nicm 499:
500: if (OPTIONS_IS_ARRAY(o)) {
501: if (idx == -1)
1.42 nicm 502: return (xstrdup(""));
1.39 nicm 503: a = options_array_item(o, idx);
504: if (a == NULL)
1.42 nicm 505: return (xstrdup(""));
1.41 nicm 506: return (options_value_tostring(o, &a->value, numeric));
1.26 nicm 507: }
1.41 nicm 508: return (options_value_tostring(o, &o->value, numeric));
1.26 nicm 509: }
510:
511: char *
512: options_parse(const char *name, int *idx)
1.1 nicm 513: {
1.26 nicm 514: char *copy, *cp, *end;
1.1 nicm 515:
1.26 nicm 516: if (*name == '\0')
517: return (NULL);
518: copy = xstrdup(name);
519: if ((cp = strchr(copy, '[')) == NULL) {
520: *idx = -1;
521: return (copy);
522: }
523: end = strchr(cp + 1, ']');
524: if (end == NULL || end[1] != '\0' || !isdigit((u_char)end[-1])) {
525: free(copy);
526: return (NULL);
527: }
528: if (sscanf(cp, "[%d]", idx) != 1 || *idx < 0) {
529: free(copy);
530: return (NULL);
531: }
532: *cp = '\0';
533: return (copy);
1.1 nicm 534: }
535:
1.27 nicm 536: struct options_entry *
1.26 nicm 537: options_parse_get(struct options *oo, const char *s, int *idx, int only)
1.1 nicm 538: {
1.27 nicm 539: struct options_entry *o;
540: char *name;
1.1 nicm 541:
1.26 nicm 542: name = options_parse(s, idx);
543: if (name == NULL)
544: return (NULL);
545: if (only)
546: o = options_get_only(oo, name);
547: else
548: o = options_get(oo, name);
549: free(name);
550: return (o);
551: }
1.1 nicm 552:
1.26 nicm 553: char *
1.50 nicm 554: options_match(const char *s, int *idx, int *ambiguous)
1.26 nicm 555: {
556: const struct options_table_entry *oe, *found;
557: char *name;
558: size_t namelen;
559:
560: name = options_parse(s, idx);
1.33 nicm 561: if (name == NULL)
562: return (NULL);
1.26 nicm 563: namelen = strlen(name);
1.29 nicm 564:
565: if (*name == '@') {
566: *ambiguous = 0;
1.34 nicm 567: return (name);
1.29 nicm 568: }
1.26 nicm 569:
570: found = NULL;
571: for (oe = options_table; oe->name != NULL; oe++) {
572: if (strcmp(oe->name, name) == 0) {
573: found = oe;
574: break;
575: }
576: if (strncmp(oe->name, name, namelen) == 0) {
577: if (found != NULL) {
578: *ambiguous = 1;
579: free(name);
580: return (NULL);
581: }
582: found = oe;
583: }
584: }
585: free(name);
586: if (found == NULL) {
587: *ambiguous = 0;
588: return (NULL);
1.22 nicm 589: }
1.26 nicm 590: return (xstrdup(found->name));
591: }
1.22 nicm 592:
1.27 nicm 593: struct options_entry *
1.26 nicm 594: options_match_get(struct options *oo, const char *s, int *idx, int only,
595: int* ambiguous)
596: {
1.27 nicm 597: char *name;
598: struct options_entry *o;
1.21 nicm 599:
1.26 nicm 600: name = options_match(s, idx, ambiguous);
601: if (name == NULL)
602: return (NULL);
603: *ambiguous = 0;
604: if (only)
605: o = options_get_only(oo, name);
606: else
607: o = options_get(oo, name);
608: free(name);
1.4 nicm 609: return (o);
1.1 nicm 610: }
1.26 nicm 611:
1.23 nicm 612: const char *
1.1 nicm 613: options_get_string(struct options *oo, const char *name)
614: {
1.27 nicm 615: struct options_entry *o;
1.26 nicm 616:
617: o = options_get(oo, name);
618: if (o == NULL)
619: fatalx("missing option %s", name);
620: if (!OPTIONS_IS_STRING(o))
621: fatalx("option %s is not a string", name);
1.41 nicm 622: return (o->value.string);
1.26 nicm 623: }
624:
625: long long
626: options_get_number(struct options *oo, const char *name)
627: {
1.27 nicm 628: struct options_entry *o;
1.1 nicm 629:
1.26 nicm 630: o = options_get(oo, name);
631: if (o == NULL)
1.15 nicm 632: fatalx("missing option %s", name);
1.26 nicm 633: if (!OPTIONS_IS_NUMBER(o))
634: fatalx("option %s is not a number", name);
1.41 nicm 635: return (o->value.number);
1.1 nicm 636: }
637:
1.37 nicm 638: struct style *
1.26 nicm 639: options_get_style(struct options *oo, const char *name)
640: {
1.27 nicm 641: struct options_entry *o;
1.26 nicm 642:
643: o = options_get(oo, name);
644: if (o == NULL)
645: fatalx("missing option %s", name);
646: if (!OPTIONS_IS_STYLE(o))
647: fatalx("option %s is not a style", name);
1.41 nicm 648: return (&o->value.style);
1.26 nicm 649: }
650:
1.27 nicm 651: struct options_entry *
1.26 nicm 652: options_set_string(struct options *oo, const char *name, int append,
653: const char *fmt, ...)
1.1 nicm 654: {
1.27 nicm 655: struct options_entry *o;
656: va_list ap;
657: char *s, *value;
1.1 nicm 658:
1.26 nicm 659: va_start(ap, fmt);
660: xvasprintf(&s, fmt, ap);
661: va_end(ap);
662:
663: o = options_get_only(oo, name);
664: if (o != NULL && append && OPTIONS_IS_STRING(o)) {
1.41 nicm 665: xasprintf(&value, "%s%s", o->value.string, s);
1.26 nicm 666: free(s);
667: } else
668: value = s;
669: if (o == NULL && *name == '@')
670: o = options_add(oo, name);
671: else if (o == NULL) {
672: o = options_default(oo, options_parent_table_entry(oo, name));
673: if (o == NULL)
674: return (NULL);
675: }
1.21 nicm 676:
1.26 nicm 677: if (!OPTIONS_IS_STRING(o))
678: fatalx("option %s is not a string", name);
1.41 nicm 679: free(o->value.string);
680: o->value.string = value;
1.4 nicm 681: return (o);
1.1 nicm 682: }
683:
1.27 nicm 684: struct options_entry *
1.26 nicm 685: options_set_number(struct options *oo, const char *name, long long value)
1.1 nicm 686: {
1.27 nicm 687: struct options_entry *o;
1.26 nicm 688:
689: if (*name == '@')
690: fatalx("user option %s must be a string", name);
1.1 nicm 691:
1.26 nicm 692: o = options_get_only(oo, name);
693: if (o == NULL) {
694: o = options_default(oo, options_parent_table_entry(oo, name));
695: if (o == NULL)
696: return (NULL);
697: }
698:
699: if (!OPTIONS_IS_NUMBER(o))
700: fatalx("option %s is not a number", name);
1.41 nicm 701: o->value.number = value;
1.26 nicm 702: return (o);
1.10 nicm 703: }
704:
1.27 nicm 705: struct options_entry *
1.22 nicm 706: options_set_style(struct options *oo, const char *name, int append,
707: const char *value)
1.10 nicm 708: {
1.27 nicm 709: struct options_entry *o;
1.37 nicm 710: struct style sy;
1.26 nicm 711:
712: if (*name == '@')
713: fatalx("user option %s must be a string", name);
1.10 nicm 714:
1.26 nicm 715: o = options_get_only(oo, name);
716: if (o != NULL && append && OPTIONS_IS_STYLE(o))
1.41 nicm 717: style_copy(&sy, &o->value.style);
1.12 nicm 718: else
1.37 nicm 719: style_set(&sy, &grid_default_cell);
720: if (style_parse(&sy, &grid_default_cell, value) == -1)
1.26 nicm 721: return (NULL);
722: if (o == NULL) {
723: o = options_default(oo, options_parent_table_entry(oo, name));
724: if (o == NULL)
725: return (NULL);
726: }
727:
728: if (!OPTIONS_IS_STYLE(o))
729: fatalx("option %s is not a style", name);
1.41 nicm 730: style_copy(&o->value.style, &sy);
1.26 nicm 731: return (o);
732: }
1.12 nicm 733:
1.50 nicm 734: int
1.49 nicm 735: options_scope_from_name(struct args *args, int window,
736: const char *name, struct cmd_find_state *fs, struct options **oo,
737: char **cause)
738: {
1.50 nicm 739: struct session *s = fs->s;
740: struct winlink *wl = fs->wl;
741: struct window_pane *wp = fs->wp;
742: const char *target = args_get(args, 't');
743: const struct options_table_entry *oe;
1.51 nicm 744: int scope = OPTIONS_TABLE_NONE;
1.49 nicm 745:
746: if (*name == '@')
747: return (options_scope_from_flags(args, window, fs, oo, cause));
748:
1.50 nicm 749: for (oe = options_table; oe->name != NULL; oe++) {
750: if (strcmp(oe->name, name) == 0)
751: break;
752: }
753: if (oe->name == NULL) {
1.49 nicm 754: xasprintf(cause, "unknown option: %s", name);
755: return (OPTIONS_TABLE_NONE);
756: }
1.51 nicm 757: switch (oe->scope) {
1.50 nicm 758: case OPTIONS_TABLE_SERVER:
1.49 nicm 759: *oo = global_options;
1.51 nicm 760: scope = OPTIONS_TABLE_SERVER;
1.50 nicm 761: break;
762: case OPTIONS_TABLE_SESSION:
1.51 nicm 763: if (args_has(args, 'g')) {
1.49 nicm 764: *oo = global_s_options;
1.51 nicm 765: scope = OPTIONS_TABLE_SESSION;
766: } else if (s == NULL && target != NULL)
1.50 nicm 767: xasprintf(cause, "no such session: %s", target);
768: else if (s == NULL)
769: xasprintf(cause, "no current session");
1.51 nicm 770: else {
1.50 nicm 771: *oo = s->options;
1.51 nicm 772: scope = OPTIONS_TABLE_SESSION;
773: }
1.50 nicm 774: break;
775: case OPTIONS_TABLE_WINDOW|OPTIONS_TABLE_PANE:
776: if (args_has(args, 'p')) {
777: if (wp == NULL && target != NULL)
778: xasprintf(cause, "no such pane: %s", target);
779: else if (wp == NULL)
780: xasprintf(cause, "no current pane");
1.51 nicm 781: else {
1.50 nicm 782: *oo = wp->options;
1.51 nicm 783: scope = OPTIONS_TABLE_PANE;
784: }
1.50 nicm 785: break;
786: }
787: /* FALLTHROUGH */
788: case OPTIONS_TABLE_WINDOW:
1.51 nicm 789: if (args_has(args, 'g')) {
1.49 nicm 790: *oo = global_w_options;
1.51 nicm 791: scope = OPTIONS_TABLE_WINDOW;
792: } else if (wl == NULL && target != NULL)
1.50 nicm 793: xasprintf(cause, "no such window: %s", target);
794: else if (wl == NULL)
795: xasprintf(cause, "no current window");
1.51 nicm 796: else {
1.49 nicm 797: *oo = wl->window->options;
1.51 nicm 798: scope = OPTIONS_TABLE_WINDOW;
799: }
1.50 nicm 800: break;
1.49 nicm 801: }
802: return (scope);
803: }
804:
1.50 nicm 805: int
1.26 nicm 806: options_scope_from_flags(struct args *args, int window,
807: struct cmd_find_state *fs, struct options **oo, char **cause)
808: {
1.50 nicm 809: struct session *s = fs->s;
810: struct winlink *wl = fs->wl;
811: struct window_pane *wp = fs->wp;
812: const char *target = args_get(args, 't');
1.26 nicm 813:
814: if (args_has(args, 's')) {
815: *oo = global_options;
816: return (OPTIONS_TABLE_SERVER);
817: }
1.12 nicm 818:
1.50 nicm 819: if (args_has(args, 'p')) {
820: if (wp == NULL) {
821: if (target != NULL)
822: xasprintf(cause, "no such pane: %s", target);
823: else
824: xasprintf(cause, "no current pane");
825: return (OPTIONS_TABLE_NONE);
826: }
827: *oo = wp->options;
828: return (OPTIONS_TABLE_PANE);
829: } else if (window || args_has(args, 'w')) {
1.26 nicm 830: if (args_has(args, 'g')) {
831: *oo = global_w_options;
832: return (OPTIONS_TABLE_WINDOW);
833: }
834: if (wl == NULL) {
835: if (target != NULL)
836: xasprintf(cause, "no such window: %s", target);
837: else
838: xasprintf(cause, "no current window");
839: return (OPTIONS_TABLE_NONE);
840: }
841: *oo = wl->window->options;
842: return (OPTIONS_TABLE_WINDOW);
843: } else {
844: if (args_has(args, 'g')) {
845: *oo = global_s_options;
846: return (OPTIONS_TABLE_SESSION);
847: }
848: if (s == NULL) {
849: if (target != NULL)
850: xasprintf(cause, "no such session: %s", target);
851: else
852: xasprintf(cause, "no current session");
853: return (OPTIONS_TABLE_NONE);
854: }
855: *oo = s->options;
856: return (OPTIONS_TABLE_SESSION);
857: }
1.1 nicm 858: }