Annotation of src/usr.bin/tmux/cmd-set-option.c, Revision 1.80
1.79 nicm 1: /* $OpenBSD: cmd-set-option.c,v 1.78 2015/08/28 13:12:20 nicm Exp $ */
1.1 nicm 2:
3: /*
4: * Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
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:
21: #include <stdlib.h>
22: #include <string.h>
23:
24: #include "tmux.h"
25:
26: /*
27: * Set an option.
28: */
29:
1.60 nicm 30: enum cmd_retval cmd_set_option_exec(struct cmd *, struct cmd_q *);
1.59 nicm 31:
1.60 nicm 32: enum cmd_retval cmd_set_option_user(struct cmd *, struct cmd_q *,
1.61 nicm 33: const char *, const char *);
1.1 nicm 34:
1.60 nicm 35: int cmd_set_option_unset(struct cmd *, struct cmd_q *,
1.44 nicm 36: const struct options_table_entry *, struct options *,
37: const char *);
1.60 nicm 38: int cmd_set_option_set(struct cmd *, struct cmd_q *,
1.44 nicm 39: const struct options_table_entry *, struct options *,
40: const char *);
1.43 nicm 41:
1.60 nicm 42: struct options_entry *cmd_set_option_string(struct cmd *, struct cmd_q *,
1.44 nicm 43: const struct options_table_entry *, struct options *,
44: const char *);
1.60 nicm 45: struct options_entry *cmd_set_option_number(struct cmd *, struct cmd_q *,
1.44 nicm 46: const struct options_table_entry *, struct options *,
47: const char *);
1.60 nicm 48: struct options_entry *cmd_set_option_key(struct cmd *, struct cmd_q *,
1.44 nicm 49: const struct options_table_entry *, struct options *,
50: const char *);
1.60 nicm 51: struct options_entry *cmd_set_option_colour(struct cmd *, struct cmd_q *,
1.44 nicm 52: const struct options_table_entry *, struct options *,
53: const char *);
1.60 nicm 54: struct options_entry *cmd_set_option_attributes(struct cmd *, struct cmd_q *,
1.44 nicm 55: const struct options_table_entry *, struct options *,
56: const char *);
1.60 nicm 57: struct options_entry *cmd_set_option_flag(struct cmd *, struct cmd_q *,
1.44 nicm 58: const struct options_table_entry *, struct options *,
59: const char *);
1.60 nicm 60: struct options_entry *cmd_set_option_choice(struct cmd *, struct cmd_q *,
1.44 nicm 61: const struct options_table_entry *, struct options *,
62: const char *);
1.64 nicm 63: struct options_entry *cmd_set_option_style(struct cmd *, struct cmd_q *,
64: const struct options_table_entry *, struct options *,
65: const char *);
1.27 nicm 66:
1.1 nicm 67: const struct cmd_entry cmd_set_option_entry = {
68: "set-option", "set",
1.61 nicm 69: "agoqst:uw", 1, 2,
70: "[-agosquw] [-t target-session|target-window] option [value]",
1.44 nicm 71: 0,
72: cmd_set_option_exec
1.1 nicm 73: };
74:
1.46 nicm 75: const struct cmd_entry cmd_set_window_option_entry = {
76: "set-window-option", "setw",
1.61 nicm 77: "agoqt:u", 1, 2,
78: "[-agoqu] " CMD_TARGET_WINDOW_USAGE " option [value]",
1.46 nicm 79: 0,
80: cmd_set_option_exec
81: };
82:
1.57 nicm 83: enum cmd_retval
1.60 nicm 84: cmd_set_option_exec(struct cmd *self, struct cmd_q *cmdq)
1.1 nicm 85: {
1.44 nicm 86: struct args *args = self->args;
1.50 nicm 87: const struct options_table_entry *table, *oe;
1.43 nicm 88: struct session *s;
89: struct winlink *wl;
90: struct client *c;
91: struct options *oo;
1.55 nicm 92: struct window *w;
1.44 nicm 93: const char *optstr, *valstr;
1.1 nicm 94:
1.50 nicm 95: /* Get the option name and value. */
96: optstr = args->argv[0];
97: if (*optstr == '\0') {
1.60 nicm 98: cmdq_error(cmdq, "invalid option");
1.57 nicm 99: return (CMD_RETURN_ERROR);
1.50 nicm 100: }
101: if (args->argc < 2)
102: valstr = NULL;
103: else
104: valstr = args->argv[1];
105:
1.59 nicm 106: /* Is this a user option? */
107: if (*optstr == '@')
1.60 nicm 108: return (cmd_set_option_user(self, cmdq, optstr, valstr));
1.59 nicm 109:
1.50 nicm 110: /* Find the option entry, try each table. */
111: table = oe = NULL;
1.53 nicm 112: if (options_table_find(optstr, &table, &oe) != 0) {
1.76 nicm 113: if (!args_has(args, 'q')) {
114: cmdq_error(cmdq, "ambiguous option: %s", optstr);
115: return (CMD_RETURN_ERROR);
116: }
117: return (CMD_RETURN_NORMAL);
1.50 nicm 118: }
119: if (oe == NULL) {
1.67 nicm 120: if (!args_has(args, 'q')) {
121: cmdq_error(cmdq, "unknown option: %s", optstr);
122: return (CMD_RETURN_ERROR);
123: }
124: return (CMD_RETURN_NORMAL);
1.50 nicm 125: }
126:
127: /* Work out the tree from the table. */
128: if (table == server_options_table)
1.29 nicm 129: oo = &global_options;
1.50 nicm 130: else if (table == window_options_table) {
1.44 nicm 131: if (args_has(self->args, 'g'))
1.27 nicm 132: oo = &global_w_options;
133: else {
1.60 nicm 134: wl = cmd_find_window(cmdq, args_get(args, 't'), NULL);
1.62 nicm 135: if (wl == NULL) {
136: cmdq_error(cmdq,
137: "couldn't set '%s'%s", optstr,
138: (!args_has(args, 't') && !args_has(args,
139: 'g')) ? " need target window or -g" : "");
1.57 nicm 140: return (CMD_RETURN_ERROR);
1.62 nicm 141: }
1.27 nicm 142: oo = &wl->window->options;
143: }
1.50 nicm 144: } else if (table == session_options_table) {
1.44 nicm 145: if (args_has(self->args, 'g'))
1.27 nicm 146: oo = &global_s_options;
147: else {
1.60 nicm 148: s = cmd_find_session(cmdq, args_get(args, 't'), 0);
1.62 nicm 149: if (s == NULL) {
150: cmdq_error(cmdq,
151: "couldn't set '%s'%s", optstr,
152: (!args_has(args, 't') && !args_has(args,
153: 'g')) ? " need target session or -g" : "");
1.57 nicm 154: return (CMD_RETURN_ERROR);
1.62 nicm 155: }
1.27 nicm 156: oo = &s->options;
157: }
1.50 nicm 158: } else {
1.60 nicm 159: cmdq_error(cmdq, "unknown table");
1.57 nicm 160: return (CMD_RETURN_ERROR);
1.1 nicm 161: }
162:
1.43 nicm 163: /* Unset or set the option. */
1.44 nicm 164: if (args_has(args, 'u')) {
1.60 nicm 165: if (cmd_set_option_unset(self, cmdq, oe, oo, valstr) != 0)
1.57 nicm 166: return (CMD_RETURN_ERROR);
1.43 nicm 167: } else {
1.61 nicm 168: if (args_has(args, 'o') && options_find1(oo, optstr) != NULL) {
1.67 nicm 169: if (!args_has(args, 'q')) {
170: cmdq_error(cmdq, "already set: %s", optstr);
171: return (CMD_RETURN_ERROR);
172: }
1.61 nicm 173: return (CMD_RETURN_NORMAL);
174: }
1.60 nicm 175: if (cmd_set_option_set(self, cmdq, oe, oo, valstr) != 0)
1.57 nicm 176: return (CMD_RETURN_ERROR);
1.55 nicm 177: }
178:
1.78 nicm 179: /* Start or stop timers if necessary. */
1.65 nicm 180: if (strcmp(oe->name, "automatic-rename") == 0) {
1.72 nicm 181: RB_FOREACH(w, windows, &windows) {
1.55 nicm 182: if (options_get_number(&w->options, "automatic-rename"))
1.80 ! nicm 183: queue_window_name(w);
! 184: else if (event_initialized(&w->name_timer))
! 185: evtimer_del(&w->name_timer);
1.55 nicm 186: }
1.1 nicm 187: }
1.77 nicm 188: if (strcmp(oe->name, "status") == 0 ||
189: strcmp(oe->name, "status-interval") == 0)
190: status_timer_start_all();
1.1 nicm 191:
1.43 nicm 192: /* Update sizes and redraw. May not need it but meh. */
1.1 nicm 193: recalculate_sizes();
1.74 nicm 194: TAILQ_FOREACH(c, &clients, entry) {
195: if (c->session != NULL)
1.27 nicm 196: server_redraw_client(c);
1.1 nicm 197: }
198:
1.57 nicm 199: return (CMD_RETURN_NORMAL);
1.27 nicm 200: }
1.59 nicm 201:
202: /* Set user option. */
203: enum cmd_retval
1.70 nicm 204: cmd_set_option_user(struct cmd *self, struct cmd_q *cmdq, const char *optstr,
1.59 nicm 205: const char *valstr)
206: {
207: struct args *args = self->args;
208: struct session *s;
209: struct winlink *wl;
210: struct options *oo;
211:
212: if (args_has(args, 's'))
213: oo = &global_options;
214: else if (args_has(self->args, 'w') ||
215: self->entry == &cmd_set_window_option_entry) {
216: if (args_has(self->args, 'g'))
217: oo = &global_w_options;
218: else {
1.60 nicm 219: wl = cmd_find_window(cmdq, args_get(args, 't'), NULL);
1.59 nicm 220: if (wl == NULL)
221: return (CMD_RETURN_ERROR);
222: oo = &wl->window->options;
223: }
224: } else {
225: if (args_has(self->args, 'g'))
226: oo = &global_s_options;
227: else {
1.60 nicm 228: s = cmd_find_session(cmdq, args_get(args, 't'), 0);
1.59 nicm 229: if (s == NULL)
230: return (CMD_RETURN_ERROR);
231: oo = &s->options;
232: }
233: }
234:
235: if (args_has(args, 'u')) {
236: if (options_find1(oo, optstr) == NULL) {
1.67 nicm 237: if (!args_has(args, 'q')) {
238: cmdq_error(cmdq, "unknown option: %s", optstr);
239: return (CMD_RETURN_ERROR);
240: }
241: return (CMD_RETURN_NORMAL);
1.59 nicm 242: }
243: if (valstr != NULL) {
1.60 nicm 244: cmdq_error(cmdq, "value passed to unset option: %s",
1.59 nicm 245: optstr);
246: return (CMD_RETURN_ERROR);
247: }
248: options_remove(oo, optstr);
249: } else {
250: if (valstr == NULL) {
1.60 nicm 251: cmdq_error(cmdq, "empty value");
1.59 nicm 252: return (CMD_RETURN_ERROR);
1.61 nicm 253: }
254: if (args_has(args, 'o') && options_find1(oo, optstr) != NULL) {
1.67 nicm 255: if (!args_has(args, 'q')) {
256: cmdq_error(cmdq, "already set: %s", optstr);
1.70 nicm 257: return (CMD_RETURN_ERROR);
1.67 nicm 258: }
1.61 nicm 259: return (CMD_RETURN_NORMAL);
1.59 nicm 260: }
261: options_set_string(oo, optstr, "%s", valstr);
262: }
263: return (CMD_RETURN_NORMAL);
264: }
265:
1.27 nicm 266:
1.43 nicm 267: /* Unset an option. */
268: int
1.60 nicm 269: cmd_set_option_unset(struct cmd *self, struct cmd_q *cmdq,
1.69 nicm 270: const struct options_table_entry *oe, struct options *oo,
271: const char *value)
1.27 nicm 272: {
1.44 nicm 273: struct args *args = self->args;
1.43 nicm 274:
1.44 nicm 275: if (value != NULL) {
1.60 nicm 276: cmdq_error(cmdq, "value passed to unset option: %s", oe->name);
1.43 nicm 277: return (-1);
1.27 nicm 278: }
1.43 nicm 279:
1.75 nicm 280: if (args_has(args, 'g') || oo == &global_options) {
281: switch (oe->type) {
282: case OPTIONS_TABLE_STRING:
283: options_set_string(oo, oe->name, "%s", oe->default_str);
284: break;
285: case OPTIONS_TABLE_STYLE:
286: options_set_style(oo, oe->name, oe->default_str, 0);
287: break;
288: default:
289: options_set_number(oo, oe->name, oe->default_num);
290: break;
291: }
292: } else
293: options_remove(oo, oe->name);
1.43 nicm 294: return (0);
1.27 nicm 295: }
296:
1.43 nicm 297: /* Set an option. */
298: int
1.60 nicm 299: cmd_set_option_set(struct cmd *self, struct cmd_q *cmdq,
1.69 nicm 300: const struct options_table_entry *oe, struct options *oo,
301: const char *value)
1.27 nicm 302: {
303: struct options_entry *o;
304:
1.73 nicm 305: switch (oe->type) {
306: case OPTIONS_TABLE_FLAG:
307: case OPTIONS_TABLE_CHOICE:
308: break;
309: default:
310: if (value == NULL) {
311: cmdq_error(cmdq, "empty value");
312: return (-1);
313: }
1.27 nicm 314: }
315:
1.43 nicm 316: o = NULL;
317: switch (oe->type) {
318: case OPTIONS_TABLE_STRING:
1.60 nicm 319: o = cmd_set_option_string(self, cmdq, oe, oo, value);
1.43 nicm 320: break;
321: case OPTIONS_TABLE_NUMBER:
1.60 nicm 322: o = cmd_set_option_number(self, cmdq, oe, oo, value);
1.43 nicm 323: break;
1.52 nicm 324: case OPTIONS_TABLE_KEY:
1.60 nicm 325: o = cmd_set_option_key(self, cmdq, oe, oo, value);
1.43 nicm 326: break;
327: case OPTIONS_TABLE_COLOUR:
1.60 nicm 328: o = cmd_set_option_colour(self, cmdq, oe, oo, value);
1.66 nicm 329: if (o != NULL)
330: style_update_new(oo, o->name, oe->style);
1.43 nicm 331: break;
332: case OPTIONS_TABLE_ATTRIBUTES:
1.60 nicm 333: o = cmd_set_option_attributes(self, cmdq, oe, oo, value);
1.66 nicm 334: if (o != NULL)
335: style_update_new(oo, o->name, oe->style);
1.43 nicm 336: break;
337: case OPTIONS_TABLE_FLAG:
1.60 nicm 338: o = cmd_set_option_flag(self, cmdq, oe, oo, value);
1.43 nicm 339: break;
340: case OPTIONS_TABLE_CHOICE:
1.60 nicm 341: o = cmd_set_option_choice(self, cmdq, oe, oo, value);
1.43 nicm 342: break;
1.64 nicm 343: case OPTIONS_TABLE_STYLE:
344: o = cmd_set_option_style(self, cmdq, oe, oo, value);
345: break;
1.43 nicm 346: }
347: if (o == NULL)
348: return (-1);
349: return (0);
350: }
351:
352: /* Set a string option. */
353: struct options_entry *
1.60 nicm 354: cmd_set_option_string(struct cmd *self, unused struct cmd_q *cmdq,
1.69 nicm 355: const struct options_table_entry *oe, struct options *oo,
356: const char *value)
1.43 nicm 357: {
1.54 nicm 358: struct args *args = self->args;
1.43 nicm 359: struct options_entry *o;
360: char *oldval, *newval;
361:
1.44 nicm 362: if (args_has(args, 'a')) {
1.43 nicm 363: oldval = options_get_string(oo, oe->name);
1.44 nicm 364: xasprintf(&newval, "%s%s", oldval, value);
1.27 nicm 365: } else
1.44 nicm 366: newval = xstrdup(value);
1.28 nicm 367:
1.43 nicm 368: o = options_set_string(oo, oe->name, "%s", newval);
1.27 nicm 369:
1.56 nicm 370: free(newval);
1.43 nicm 371: return (o);
1.27 nicm 372: }
373:
1.43 nicm 374: /* Set a number option. */
375: struct options_entry *
1.60 nicm 376: cmd_set_option_number(unused struct cmd *self, struct cmd_q *cmdq,
1.69 nicm 377: const struct options_table_entry *oe, struct options *oo,
378: const char *value)
1.27 nicm 379: {
1.44 nicm 380: long long ll;
381: const char *errstr;
1.27 nicm 382:
1.44 nicm 383: ll = strtonum(value, oe->minimum, oe->maximum, &errstr);
1.27 nicm 384: if (errstr != NULL) {
1.60 nicm 385: cmdq_error(cmdq, "value is %s: %s", errstr, value);
1.43 nicm 386: return (NULL);
1.27 nicm 387: }
388:
1.43 nicm 389: return (options_set_number(oo, oe->name, ll));
1.27 nicm 390: }
391:
1.52 nicm 392: /* Set a key option. */
1.43 nicm 393: struct options_entry *
1.60 nicm 394: cmd_set_option_key(unused struct cmd *self, struct cmd_q *cmdq,
1.69 nicm 395: const struct options_table_entry *oe, struct options *oo,
396: const char *value)
1.27 nicm 397: {
1.52 nicm 398: int key;
399:
400: if ((key = key_string_lookup_string(value)) == KEYC_NONE) {
1.60 nicm 401: cmdq_error(cmdq, "bad key: %s", value);
1.52 nicm 402: return (NULL);
1.27 nicm 403: }
404:
1.52 nicm 405: return (options_set_number(oo, oe->name, key));
1.27 nicm 406: }
407:
1.43 nicm 408: /* Set a colour option. */
409: struct options_entry *
1.60 nicm 410: cmd_set_option_colour(unused struct cmd *self, struct cmd_q *cmdq,
1.69 nicm 411: const struct options_table_entry *oe, struct options *oo,
412: const char *value)
1.27 nicm 413: {
1.44 nicm 414: int colour;
1.27 nicm 415:
1.44 nicm 416: if ((colour = colour_fromstring(value)) == -1) {
1.60 nicm 417: cmdq_error(cmdq, "bad colour: %s", value);
1.43 nicm 418: return (NULL);
1.27 nicm 419: }
420:
1.43 nicm 421: return (options_set_number(oo, oe->name, colour));
1.27 nicm 422: }
423:
1.43 nicm 424: /* Set an attributes option. */
425: struct options_entry *
1.60 nicm 426: cmd_set_option_attributes(unused struct cmd *self, struct cmd_q *cmdq,
1.69 nicm 427: const struct options_table_entry *oe, struct options *oo,
428: const char *value)
1.27 nicm 429: {
1.44 nicm 430: int attr;
1.27 nicm 431:
1.44 nicm 432: if ((attr = attributes_fromstring(value)) == -1) {
1.60 nicm 433: cmdq_error(cmdq, "bad attributes: %s", value);
1.43 nicm 434: return (NULL);
1.27 nicm 435: }
436:
1.43 nicm 437: return (options_set_number(oo, oe->name, attr));
1.27 nicm 438: }
439:
1.43 nicm 440: /* Set a flag option. */
441: struct options_entry *
1.60 nicm 442: cmd_set_option_flag(unused struct cmd *self, struct cmd_q *cmdq,
1.69 nicm 443: const struct options_table_entry *oe, struct options *oo,
444: const char *value)
1.27 nicm 445: {
1.44 nicm 446: int flag;
1.27 nicm 447:
1.44 nicm 448: if (value == NULL || *value == '\0')
1.43 nicm 449: flag = !options_get_number(oo, oe->name);
1.27 nicm 450: else {
1.44 nicm 451: if ((value[0] == '1' && value[1] == '\0') ||
452: strcasecmp(value, "on") == 0 ||
453: strcasecmp(value, "yes") == 0)
1.27 nicm 454: flag = 1;
1.44 nicm 455: else if ((value[0] == '0' && value[1] == '\0') ||
456: strcasecmp(value, "off") == 0 ||
457: strcasecmp(value, "no") == 0)
1.27 nicm 458: flag = 0;
459: else {
1.60 nicm 460: cmdq_error(cmdq, "bad value: %s", value);
1.43 nicm 461: return (NULL);
1.27 nicm 462: }
463: }
464:
1.43 nicm 465: return (options_set_number(oo, oe->name, flag));
1.27 nicm 466: }
467:
1.43 nicm 468: /* Set a choice option. */
469: struct options_entry *
1.60 nicm 470: cmd_set_option_choice(unused struct cmd *self, struct cmd_q *cmdq,
471: const struct options_table_entry *oe, struct options *oo,
472: const char *value)
1.27 nicm 473: {
1.44 nicm 474: const char **choicep;
475: int n, choice = -1;
1.27 nicm 476:
1.73 nicm 477: if (value == NULL) {
478: choice = options_get_number(oo, oe->name);
479: if (choice < 2)
480: choice = !choice;
481: } else {
482: n = 0;
483: for (choicep = oe->choices; *choicep != NULL; choicep++) {
484: n++;
485: if (strncmp(*choicep, value, strlen(value)) != 0)
486: continue;
487:
488: if (choice != -1) {
489: cmdq_error(cmdq, "ambiguous value: %s", value);
490: return (NULL);
491: }
492: choice = n - 1;
493: }
494: if (choice == -1) {
495: cmdq_error(cmdq, "unknown value: %s", value);
1.43 nicm 496: return (NULL);
1.27 nicm 497: }
498: }
499:
1.43 nicm 500: return (options_set_number(oo, oe->name, choice));
1.64 nicm 501: }
502:
503: /* Set a style option. */
504: struct options_entry *
505: cmd_set_option_style(struct cmd *self, struct cmd_q *cmdq,
506: const struct options_table_entry *oe, struct options *oo,
507: const char *value)
508: {
509: struct args *args = self->args;
510: struct options_entry *o;
511: int append;
512:
513: append = args_has(args, 'a');
514: if ((o = options_set_style(oo, oe->name, value, append)) == NULL) {
515: cmdq_error(cmdq, "bad style: %s", value);
516: return (NULL);
517: }
518:
519: style_update_old(oo, oe->name, &o->style);
520: return (o);
1.1 nicm 521: }
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