Annotation of src/usr.bin/tmux/cmd-set-option.c, Revision 1.76
1.76 ! nicm 1: /* $OpenBSD: cmd-set-option.c,v 1.75 2015/06/04 14:29:33 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:
179: /* Start or stop timers when automatic-rename changed. */
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"))
183: queue_window_name(w);
184: else if (event_initialized(&w->name_timer))
185: evtimer_del(&w->name_timer);
186: }
1.1 nicm 187: }
188:
1.43 nicm 189: /* Update sizes and redraw. May not need it but meh. */
1.1 nicm 190: recalculate_sizes();
1.74 nicm 191: TAILQ_FOREACH(c, &clients, entry) {
192: if (c->session != NULL)
1.27 nicm 193: server_redraw_client(c);
1.1 nicm 194: }
195:
1.57 nicm 196: return (CMD_RETURN_NORMAL);
1.27 nicm 197: }
1.59 nicm 198:
199: /* Set user option. */
200: enum cmd_retval
1.70 nicm 201: cmd_set_option_user(struct cmd *self, struct cmd_q *cmdq, const char *optstr,
1.59 nicm 202: const char *valstr)
203: {
204: struct args *args = self->args;
205: struct session *s;
206: struct winlink *wl;
207: struct options *oo;
208:
209: if (args_has(args, 's'))
210: oo = &global_options;
211: else if (args_has(self->args, 'w') ||
212: self->entry == &cmd_set_window_option_entry) {
213: if (args_has(self->args, 'g'))
214: oo = &global_w_options;
215: else {
1.60 nicm 216: wl = cmd_find_window(cmdq, args_get(args, 't'), NULL);
1.59 nicm 217: if (wl == NULL)
218: return (CMD_RETURN_ERROR);
219: oo = &wl->window->options;
220: }
221: } else {
222: if (args_has(self->args, 'g'))
223: oo = &global_s_options;
224: else {
1.60 nicm 225: s = cmd_find_session(cmdq, args_get(args, 't'), 0);
1.59 nicm 226: if (s == NULL)
227: return (CMD_RETURN_ERROR);
228: oo = &s->options;
229: }
230: }
231:
232: if (args_has(args, 'u')) {
233: if (options_find1(oo, optstr) == NULL) {
1.67 nicm 234: if (!args_has(args, 'q')) {
235: cmdq_error(cmdq, "unknown option: %s", optstr);
236: return (CMD_RETURN_ERROR);
237: }
238: return (CMD_RETURN_NORMAL);
1.59 nicm 239: }
240: if (valstr != NULL) {
1.60 nicm 241: cmdq_error(cmdq, "value passed to unset option: %s",
1.59 nicm 242: optstr);
243: return (CMD_RETURN_ERROR);
244: }
245: options_remove(oo, optstr);
246: } else {
247: if (valstr == NULL) {
1.60 nicm 248: cmdq_error(cmdq, "empty value");
1.59 nicm 249: return (CMD_RETURN_ERROR);
1.61 nicm 250: }
251: if (args_has(args, 'o') && options_find1(oo, optstr) != NULL) {
1.67 nicm 252: if (!args_has(args, 'q')) {
253: cmdq_error(cmdq, "already set: %s", optstr);
1.70 nicm 254: return (CMD_RETURN_ERROR);
1.67 nicm 255: }
1.61 nicm 256: return (CMD_RETURN_NORMAL);
1.59 nicm 257: }
258: options_set_string(oo, optstr, "%s", valstr);
259: }
260: return (CMD_RETURN_NORMAL);
261: }
262:
1.27 nicm 263:
1.43 nicm 264: /* Unset an option. */
265: int
1.60 nicm 266: cmd_set_option_unset(struct cmd *self, struct cmd_q *cmdq,
1.69 nicm 267: const struct options_table_entry *oe, struct options *oo,
268: const char *value)
1.27 nicm 269: {
1.44 nicm 270: struct args *args = self->args;
1.43 nicm 271:
1.44 nicm 272: if (value != NULL) {
1.60 nicm 273: cmdq_error(cmdq, "value passed to unset option: %s", oe->name);
1.43 nicm 274: return (-1);
1.27 nicm 275: }
1.43 nicm 276:
1.75 nicm 277: if (args_has(args, 'g') || oo == &global_options) {
278: switch (oe->type) {
279: case OPTIONS_TABLE_STRING:
280: options_set_string(oo, oe->name, "%s", oe->default_str);
281: break;
282: case OPTIONS_TABLE_STYLE:
283: options_set_style(oo, oe->name, oe->default_str, 0);
284: break;
285: default:
286: options_set_number(oo, oe->name, oe->default_num);
287: break;
288: }
289: } else
290: options_remove(oo, oe->name);
1.43 nicm 291: return (0);
1.27 nicm 292: }
293:
1.43 nicm 294: /* Set an option. */
295: int
1.60 nicm 296: cmd_set_option_set(struct cmd *self, struct cmd_q *cmdq,
1.69 nicm 297: const struct options_table_entry *oe, struct options *oo,
298: const char *value)
1.27 nicm 299: {
300: struct options_entry *o;
301:
1.73 nicm 302: switch (oe->type) {
303: case OPTIONS_TABLE_FLAG:
304: case OPTIONS_TABLE_CHOICE:
305: break;
306: default:
307: if (value == NULL) {
308: cmdq_error(cmdq, "empty value");
309: return (-1);
310: }
1.27 nicm 311: }
312:
1.43 nicm 313: o = NULL;
314: switch (oe->type) {
315: case OPTIONS_TABLE_STRING:
1.60 nicm 316: o = cmd_set_option_string(self, cmdq, oe, oo, value);
1.43 nicm 317: break;
318: case OPTIONS_TABLE_NUMBER:
1.60 nicm 319: o = cmd_set_option_number(self, cmdq, oe, oo, value);
1.43 nicm 320: break;
1.52 nicm 321: case OPTIONS_TABLE_KEY:
1.60 nicm 322: o = cmd_set_option_key(self, cmdq, oe, oo, value);
1.43 nicm 323: break;
324: case OPTIONS_TABLE_COLOUR:
1.60 nicm 325: o = cmd_set_option_colour(self, cmdq, oe, oo, value);
1.66 nicm 326: if (o != NULL)
327: style_update_new(oo, o->name, oe->style);
1.43 nicm 328: break;
329: case OPTIONS_TABLE_ATTRIBUTES:
1.60 nicm 330: o = cmd_set_option_attributes(self, cmdq, oe, oo, value);
1.66 nicm 331: if (o != NULL)
332: style_update_new(oo, o->name, oe->style);
1.43 nicm 333: break;
334: case OPTIONS_TABLE_FLAG:
1.60 nicm 335: o = cmd_set_option_flag(self, cmdq, oe, oo, value);
1.43 nicm 336: break;
337: case OPTIONS_TABLE_CHOICE:
1.60 nicm 338: o = cmd_set_option_choice(self, cmdq, oe, oo, value);
1.43 nicm 339: break;
1.64 nicm 340: case OPTIONS_TABLE_STYLE:
341: o = cmd_set_option_style(self, cmdq, oe, oo, value);
342: break;
1.43 nicm 343: }
344: if (o == NULL)
345: return (-1);
346: return (0);
347: }
348:
349: /* Set a string option. */
350: struct options_entry *
1.60 nicm 351: cmd_set_option_string(struct cmd *self, unused struct cmd_q *cmdq,
1.69 nicm 352: const struct options_table_entry *oe, struct options *oo,
353: const char *value)
1.43 nicm 354: {
1.54 nicm 355: struct args *args = self->args;
1.43 nicm 356: struct options_entry *o;
357: char *oldval, *newval;
358:
1.44 nicm 359: if (args_has(args, 'a')) {
1.43 nicm 360: oldval = options_get_string(oo, oe->name);
1.44 nicm 361: xasprintf(&newval, "%s%s", oldval, value);
1.27 nicm 362: } else
1.44 nicm 363: newval = xstrdup(value);
1.28 nicm 364:
1.43 nicm 365: o = options_set_string(oo, oe->name, "%s", newval);
1.27 nicm 366:
1.56 nicm 367: free(newval);
1.43 nicm 368: return (o);
1.27 nicm 369: }
370:
1.43 nicm 371: /* Set a number option. */
372: struct options_entry *
1.60 nicm 373: cmd_set_option_number(unused struct cmd *self, struct cmd_q *cmdq,
1.69 nicm 374: const struct options_table_entry *oe, struct options *oo,
375: const char *value)
1.27 nicm 376: {
1.44 nicm 377: long long ll;
378: const char *errstr;
1.27 nicm 379:
1.44 nicm 380: ll = strtonum(value, oe->minimum, oe->maximum, &errstr);
1.27 nicm 381: if (errstr != NULL) {
1.60 nicm 382: cmdq_error(cmdq, "value is %s: %s", errstr, value);
1.43 nicm 383: return (NULL);
1.27 nicm 384: }
385:
1.43 nicm 386: return (options_set_number(oo, oe->name, ll));
1.27 nicm 387: }
388:
1.52 nicm 389: /* Set a key option. */
1.43 nicm 390: struct options_entry *
1.60 nicm 391: cmd_set_option_key(unused struct cmd *self, struct cmd_q *cmdq,
1.69 nicm 392: const struct options_table_entry *oe, struct options *oo,
393: const char *value)
1.27 nicm 394: {
1.52 nicm 395: int key;
396:
397: if ((key = key_string_lookup_string(value)) == KEYC_NONE) {
1.60 nicm 398: cmdq_error(cmdq, "bad key: %s", value);
1.52 nicm 399: return (NULL);
1.27 nicm 400: }
401:
1.52 nicm 402: return (options_set_number(oo, oe->name, key));
1.27 nicm 403: }
404:
1.43 nicm 405: /* Set a colour option. */
406: struct options_entry *
1.60 nicm 407: cmd_set_option_colour(unused struct cmd *self, struct cmd_q *cmdq,
1.69 nicm 408: const struct options_table_entry *oe, struct options *oo,
409: const char *value)
1.27 nicm 410: {
1.44 nicm 411: int colour;
1.27 nicm 412:
1.44 nicm 413: if ((colour = colour_fromstring(value)) == -1) {
1.60 nicm 414: cmdq_error(cmdq, "bad colour: %s", value);
1.43 nicm 415: return (NULL);
1.27 nicm 416: }
417:
1.43 nicm 418: return (options_set_number(oo, oe->name, colour));
1.27 nicm 419: }
420:
1.43 nicm 421: /* Set an attributes option. */
422: struct options_entry *
1.60 nicm 423: cmd_set_option_attributes(unused struct cmd *self, struct cmd_q *cmdq,
1.69 nicm 424: const struct options_table_entry *oe, struct options *oo,
425: const char *value)
1.27 nicm 426: {
1.44 nicm 427: int attr;
1.27 nicm 428:
1.44 nicm 429: if ((attr = attributes_fromstring(value)) == -1) {
1.60 nicm 430: cmdq_error(cmdq, "bad attributes: %s", value);
1.43 nicm 431: return (NULL);
1.27 nicm 432: }
433:
1.43 nicm 434: return (options_set_number(oo, oe->name, attr));
1.27 nicm 435: }
436:
1.43 nicm 437: /* Set a flag option. */
438: struct options_entry *
1.60 nicm 439: cmd_set_option_flag(unused struct cmd *self, struct cmd_q *cmdq,
1.69 nicm 440: const struct options_table_entry *oe, struct options *oo,
441: const char *value)
1.27 nicm 442: {
1.44 nicm 443: int flag;
1.27 nicm 444:
1.44 nicm 445: if (value == NULL || *value == '\0')
1.43 nicm 446: flag = !options_get_number(oo, oe->name);
1.27 nicm 447: else {
1.44 nicm 448: if ((value[0] == '1' && value[1] == '\0') ||
449: strcasecmp(value, "on") == 0 ||
450: strcasecmp(value, "yes") == 0)
1.27 nicm 451: flag = 1;
1.44 nicm 452: else if ((value[0] == '0' && value[1] == '\0') ||
453: strcasecmp(value, "off") == 0 ||
454: strcasecmp(value, "no") == 0)
1.27 nicm 455: flag = 0;
456: else {
1.60 nicm 457: cmdq_error(cmdq, "bad value: %s", value);
1.43 nicm 458: return (NULL);
1.27 nicm 459: }
460: }
461:
1.43 nicm 462: return (options_set_number(oo, oe->name, flag));
1.27 nicm 463: }
464:
1.43 nicm 465: /* Set a choice option. */
466: struct options_entry *
1.60 nicm 467: cmd_set_option_choice(unused struct cmd *self, struct cmd_q *cmdq,
468: const struct options_table_entry *oe, struct options *oo,
469: const char *value)
1.27 nicm 470: {
1.44 nicm 471: const char **choicep;
472: int n, choice = -1;
1.27 nicm 473:
1.73 nicm 474: if (value == NULL) {
475: choice = options_get_number(oo, oe->name);
476: if (choice < 2)
477: choice = !choice;
478: } else {
479: n = 0;
480: for (choicep = oe->choices; *choicep != NULL; choicep++) {
481: n++;
482: if (strncmp(*choicep, value, strlen(value)) != 0)
483: continue;
484:
485: if (choice != -1) {
486: cmdq_error(cmdq, "ambiguous value: %s", value);
487: return (NULL);
488: }
489: choice = n - 1;
490: }
491: if (choice == -1) {
492: cmdq_error(cmdq, "unknown value: %s", value);
1.43 nicm 493: return (NULL);
1.27 nicm 494: }
495: }
496:
1.43 nicm 497: return (options_set_number(oo, oe->name, choice));
1.64 nicm 498: }
499:
500: /* Set a style option. */
501: struct options_entry *
502: cmd_set_option_style(struct cmd *self, struct cmd_q *cmdq,
503: const struct options_table_entry *oe, struct options *oo,
504: const char *value)
505: {
506: struct args *args = self->args;
507: struct options_entry *o;
508: int append;
509:
510: append = args_has(args, 'a');
511: if ((o = options_set_style(oo, oe->name, value, append)) == NULL) {
512: cmdq_error(cmdq, "bad style: %s", value);
513: return (NULL);
514: }
515:
516: style_update_old(oo, oe->name, &o->style);
517: return (o);
1.1 nicm 518: }