Annotation of src/usr.bin/tmux/cmd-set-option.c, Revision 1.70
1.70 ! nicm 1: /* $OpenBSD: cmd-set-option.c,v 1.69 2014/04/17 14:45:49 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,
1.1 nicm 72: NULL,
1.44 nicm 73: cmd_set_option_exec
1.1 nicm 74: };
75:
1.46 nicm 76: const struct cmd_entry cmd_set_window_option_entry = {
77: "set-window-option", "setw",
1.61 nicm 78: "agoqt:u", 1, 2,
79: "[-agoqu] " CMD_TARGET_WINDOW_USAGE " option [value]",
1.46 nicm 80: 0,
81: NULL,
82: cmd_set_option_exec
83: };
84:
1.57 nicm 85: enum cmd_retval
1.60 nicm 86: cmd_set_option_exec(struct cmd *self, struct cmd_q *cmdq)
1.1 nicm 87: {
1.44 nicm 88: struct args *args = self->args;
1.50 nicm 89: const struct options_table_entry *table, *oe;
1.43 nicm 90: struct session *s;
91: struct winlink *wl;
92: struct client *c;
93: struct options *oo;
1.55 nicm 94: struct window *w;
1.44 nicm 95: const char *optstr, *valstr;
1.43 nicm 96: u_int i;
1.1 nicm 97:
1.50 nicm 98: /* Get the option name and value. */
99: optstr = args->argv[0];
100: if (*optstr == '\0') {
1.60 nicm 101: cmdq_error(cmdq, "invalid option");
1.57 nicm 102: return (CMD_RETURN_ERROR);
1.50 nicm 103: }
104: if (args->argc < 2)
105: valstr = NULL;
106: else
107: valstr = args->argv[1];
108:
1.59 nicm 109: /* Is this a user option? */
110: if (*optstr == '@')
1.60 nicm 111: return (cmd_set_option_user(self, cmdq, optstr, valstr));
1.59 nicm 112:
1.50 nicm 113: /* Find the option entry, try each table. */
114: table = oe = NULL;
1.53 nicm 115: if (options_table_find(optstr, &table, &oe) != 0) {
1.60 nicm 116: cmdq_error(cmdq, "ambiguous option: %s", optstr);
1.57 nicm 117: return (CMD_RETURN_ERROR);
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) {
1.55 nicm 181: for (i = 0; i < ARRAY_LENGTH(&windows); i++) {
182: if ((w = ARRAY_ITEM(&windows, i)) == NULL)
183: continue;
184: if (options_get_number(&w->options, "automatic-rename"))
185: queue_window_name(w);
186: else if (event_initialized(&w->name_timer))
187: evtimer_del(&w->name_timer);
188: }
1.1 nicm 189: }
190:
1.43 nicm 191: /* Update sizes and redraw. May not need it but meh. */
1.1 nicm 192: recalculate_sizes();
1.27 nicm 193: for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
194: c = ARRAY_ITEM(&clients, i);
195: if (c != NULL && c->session != NULL)
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 (args_has(args, 'g')) {
1.60 nicm 276: cmdq_error(cmdq, "can't unset global option: %s", oe->name);
1.43 nicm 277: return (-1);
278: }
1.44 nicm 279: if (value != NULL) {
1.60 nicm 280: cmdq_error(cmdq, "value passed to unset option: %s", oe->name);
1.43 nicm 281: return (-1);
1.27 nicm 282: }
1.43 nicm 283:
284: options_remove(oo, oe->name);
285: return (0);
1.27 nicm 286: }
287:
1.43 nicm 288: /* Set an option. */
289: int
1.60 nicm 290: cmd_set_option_set(struct cmd *self, struct cmd_q *cmdq,
1.69 nicm 291: const struct options_table_entry *oe, struct options *oo,
292: const char *value)
1.27 nicm 293: {
294: struct options_entry *o;
295:
1.44 nicm 296: if (oe->type != OPTIONS_TABLE_FLAG && value == NULL) {
1.60 nicm 297: cmdq_error(cmdq, "empty value");
1.43 nicm 298: return (-1);
1.27 nicm 299: }
300:
1.43 nicm 301: o = NULL;
302: switch (oe->type) {
303: case OPTIONS_TABLE_STRING:
1.60 nicm 304: o = cmd_set_option_string(self, cmdq, oe, oo, value);
1.43 nicm 305: break;
306: case OPTIONS_TABLE_NUMBER:
1.60 nicm 307: o = cmd_set_option_number(self, cmdq, oe, oo, value);
1.43 nicm 308: break;
1.52 nicm 309: case OPTIONS_TABLE_KEY:
1.60 nicm 310: o = cmd_set_option_key(self, cmdq, oe, oo, value);
1.43 nicm 311: break;
312: case OPTIONS_TABLE_COLOUR:
1.60 nicm 313: o = cmd_set_option_colour(self, cmdq, oe, oo, value);
1.66 nicm 314: if (o != NULL)
315: style_update_new(oo, o->name, oe->style);
1.43 nicm 316: break;
317: case OPTIONS_TABLE_ATTRIBUTES:
1.60 nicm 318: o = cmd_set_option_attributes(self, cmdq, oe, oo, value);
1.66 nicm 319: if (o != NULL)
320: style_update_new(oo, o->name, oe->style);
1.43 nicm 321: break;
322: case OPTIONS_TABLE_FLAG:
1.60 nicm 323: o = cmd_set_option_flag(self, cmdq, oe, oo, value);
1.43 nicm 324: break;
325: case OPTIONS_TABLE_CHOICE:
1.60 nicm 326: o = cmd_set_option_choice(self, cmdq, oe, oo, value);
1.43 nicm 327: break;
1.64 nicm 328: case OPTIONS_TABLE_STYLE:
329: o = cmd_set_option_style(self, cmdq, oe, oo, value);
330: break;
1.43 nicm 331: }
332: if (o == NULL)
333: return (-1);
334: return (0);
335: }
336:
337: /* Set a string option. */
338: struct options_entry *
1.60 nicm 339: cmd_set_option_string(struct cmd *self, unused struct cmd_q *cmdq,
1.69 nicm 340: const struct options_table_entry *oe, struct options *oo,
341: const char *value)
1.43 nicm 342: {
1.54 nicm 343: struct args *args = self->args;
1.43 nicm 344: struct options_entry *o;
345: char *oldval, *newval;
346:
1.44 nicm 347: if (args_has(args, 'a')) {
1.43 nicm 348: oldval = options_get_string(oo, oe->name);
1.44 nicm 349: xasprintf(&newval, "%s%s", oldval, value);
1.27 nicm 350: } else
1.44 nicm 351: newval = xstrdup(value);
1.28 nicm 352:
1.43 nicm 353: o = options_set_string(oo, oe->name, "%s", newval);
1.27 nicm 354:
1.56 nicm 355: free(newval);
1.43 nicm 356: return (o);
1.27 nicm 357: }
358:
1.43 nicm 359: /* Set a number option. */
360: struct options_entry *
1.60 nicm 361: cmd_set_option_number(unused struct cmd *self, struct cmd_q *cmdq,
1.69 nicm 362: const struct options_table_entry *oe, struct options *oo,
363: const char *value)
1.27 nicm 364: {
1.44 nicm 365: long long ll;
366: const char *errstr;
1.27 nicm 367:
1.44 nicm 368: ll = strtonum(value, oe->minimum, oe->maximum, &errstr);
1.27 nicm 369: if (errstr != NULL) {
1.60 nicm 370: cmdq_error(cmdq, "value is %s: %s", errstr, value);
1.43 nicm 371: return (NULL);
1.27 nicm 372: }
373:
1.43 nicm 374: return (options_set_number(oo, oe->name, ll));
1.27 nicm 375: }
376:
1.52 nicm 377: /* Set a key option. */
1.43 nicm 378: struct options_entry *
1.60 nicm 379: cmd_set_option_key(unused struct cmd *self, struct cmd_q *cmdq,
1.69 nicm 380: const struct options_table_entry *oe, struct options *oo,
381: const char *value)
1.27 nicm 382: {
1.52 nicm 383: int key;
384:
385: if ((key = key_string_lookup_string(value)) == KEYC_NONE) {
1.60 nicm 386: cmdq_error(cmdq, "bad key: %s", value);
1.52 nicm 387: return (NULL);
1.27 nicm 388: }
389:
1.52 nicm 390: return (options_set_number(oo, oe->name, key));
1.27 nicm 391: }
392:
1.43 nicm 393: /* Set a colour option. */
394: struct options_entry *
1.60 nicm 395: cmd_set_option_colour(unused struct cmd *self, struct cmd_q *cmdq,
1.69 nicm 396: const struct options_table_entry *oe, struct options *oo,
397: const char *value)
1.27 nicm 398: {
1.44 nicm 399: int colour;
1.27 nicm 400:
1.44 nicm 401: if ((colour = colour_fromstring(value)) == -1) {
1.60 nicm 402: cmdq_error(cmdq, "bad colour: %s", value);
1.43 nicm 403: return (NULL);
1.27 nicm 404: }
405:
1.43 nicm 406: return (options_set_number(oo, oe->name, colour));
1.27 nicm 407: }
408:
1.43 nicm 409: /* Set an attributes option. */
410: struct options_entry *
1.60 nicm 411: cmd_set_option_attributes(unused struct cmd *self, struct cmd_q *cmdq,
1.69 nicm 412: const struct options_table_entry *oe, struct options *oo,
413: const char *value)
1.27 nicm 414: {
1.44 nicm 415: int attr;
1.27 nicm 416:
1.44 nicm 417: if ((attr = attributes_fromstring(value)) == -1) {
1.60 nicm 418: cmdq_error(cmdq, "bad attributes: %s", value);
1.43 nicm 419: return (NULL);
1.27 nicm 420: }
421:
1.43 nicm 422: return (options_set_number(oo, oe->name, attr));
1.27 nicm 423: }
424:
1.43 nicm 425: /* Set a flag option. */
426: struct options_entry *
1.60 nicm 427: cmd_set_option_flag(unused struct cmd *self, struct cmd_q *cmdq,
1.69 nicm 428: const struct options_table_entry *oe, struct options *oo,
429: const char *value)
1.27 nicm 430: {
1.44 nicm 431: int flag;
1.27 nicm 432:
1.44 nicm 433: if (value == NULL || *value == '\0')
1.43 nicm 434: flag = !options_get_number(oo, oe->name);
1.27 nicm 435: else {
1.44 nicm 436: if ((value[0] == '1' && value[1] == '\0') ||
437: strcasecmp(value, "on") == 0 ||
438: strcasecmp(value, "yes") == 0)
1.27 nicm 439: flag = 1;
1.44 nicm 440: else if ((value[0] == '0' && value[1] == '\0') ||
441: strcasecmp(value, "off") == 0 ||
442: strcasecmp(value, "no") == 0)
1.27 nicm 443: flag = 0;
444: else {
1.60 nicm 445: cmdq_error(cmdq, "bad value: %s", value);
1.43 nicm 446: return (NULL);
1.27 nicm 447: }
448: }
449:
1.43 nicm 450: return (options_set_number(oo, oe->name, flag));
1.27 nicm 451: }
452:
1.43 nicm 453: /* Set a choice option. */
454: struct options_entry *
1.60 nicm 455: cmd_set_option_choice(unused struct cmd *self, struct cmd_q *cmdq,
456: const struct options_table_entry *oe, struct options *oo,
457: const char *value)
1.27 nicm 458: {
1.44 nicm 459: const char **choicep;
460: int n, choice = -1;
1.27 nicm 461:
462: n = 0;
1.43 nicm 463: for (choicep = oe->choices; *choicep != NULL; choicep++) {
1.27 nicm 464: n++;
1.44 nicm 465: if (strncmp(*choicep, value, strlen(value)) != 0)
1.27 nicm 466: continue;
467:
468: if (choice != -1) {
1.60 nicm 469: cmdq_error(cmdq, "ambiguous value: %s", value);
1.43 nicm 470: return (NULL);
1.27 nicm 471: }
472: choice = n - 1;
473: }
474: if (choice == -1) {
1.60 nicm 475: cmdq_error(cmdq, "unknown value: %s", value);
1.43 nicm 476: return (NULL);
1.27 nicm 477: }
478:
1.43 nicm 479: return (options_set_number(oo, oe->name, choice));
1.64 nicm 480: }
481:
482: /* Set a style option. */
483: struct options_entry *
484: cmd_set_option_style(struct cmd *self, struct cmd_q *cmdq,
485: const struct options_table_entry *oe, struct options *oo,
486: const char *value)
487: {
488: struct args *args = self->args;
489: struct options_entry *o;
490: int append;
491:
492: append = args_has(args, 'a');
493: if ((o = options_set_style(oo, oe->name, value, append)) == NULL) {
494: cmdq_error(cmdq, "bad style: %s", value);
495: return (NULL);
496: }
497:
498: style_update_old(oo, oe->name, &o->style);
499: return (o);
1.1 nicm 500: }
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