Annotation of src/usr.bin/tmux/cmd-set-option.c, Revision 1.60
1.60 ! nicm 1: /* $OpenBSD: cmd-set-option.c,v 1.59 2013/03/21 16:17:01 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 *,
1.59 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 *);
1.27 nicm 63:
1.1 nicm 64: const struct cmd_entry cmd_set_option_entry = {
65: "set-option", "set",
1.54 nicm 66: "agqst:uw", 1, 2,
67: "[-agsquw] [-t target-session|target-window] option [value]",
1.44 nicm 68: 0,
1.1 nicm 69: NULL,
1.44 nicm 70: NULL,
71: cmd_set_option_exec
1.1 nicm 72: };
73:
1.46 nicm 74: const struct cmd_entry cmd_set_window_option_entry = {
75: "set-window-option", "setw",
1.54 nicm 76: "agqt:u", 1, 2,
77: "[-agqu] " CMD_TARGET_WINDOW_USAGE " option [value]",
1.46 nicm 78: 0,
79: NULL,
80: NULL,
81: cmd_set_option_exec
82: };
83:
1.57 nicm 84: enum cmd_retval
1.60 ! nicm 85: cmd_set_option_exec(struct cmd *self, struct cmd_q *cmdq)
1.1 nicm 86: {
1.44 nicm 87: struct args *args = self->args;
1.50 nicm 88: const struct options_table_entry *table, *oe;
1.43 nicm 89: struct session *s;
90: struct winlink *wl;
91: struct client *c;
92: struct options *oo;
1.55 nicm 93: struct window *w;
1.44 nicm 94: const char *optstr, *valstr;
1.43 nicm 95: u_int i;
1.1 nicm 96:
1.50 nicm 97: /* Get the option name and value. */
98: optstr = args->argv[0];
99: if (*optstr == '\0') {
1.60 ! nicm 100: cmdq_error(cmdq, "invalid option");
1.57 nicm 101: return (CMD_RETURN_ERROR);
1.50 nicm 102: }
103: if (args->argc < 2)
104: valstr = NULL;
105: else
106: valstr = args->argv[1];
107:
1.59 nicm 108: /* Is this a user option? */
109: if (*optstr == '@')
1.60 ! nicm 110: return (cmd_set_option_user(self, cmdq, optstr, valstr));
1.59 nicm 111:
1.50 nicm 112: /* Find the option entry, try each table. */
113: table = oe = NULL;
1.53 nicm 114: if (options_table_find(optstr, &table, &oe) != 0) {
1.60 ! nicm 115: cmdq_error(cmdq, "ambiguous option: %s", optstr);
1.57 nicm 116: return (CMD_RETURN_ERROR);
1.50 nicm 117: }
118: if (oe == NULL) {
1.60 ! nicm 119: cmdq_error(cmdq, "unknown option: %s", optstr);
1.57 nicm 120: return (CMD_RETURN_ERROR);
1.50 nicm 121: }
122:
123: /* Work out the tree from the table. */
124: if (table == server_options_table)
1.29 nicm 125: oo = &global_options;
1.50 nicm 126: else if (table == window_options_table) {
1.44 nicm 127: if (args_has(self->args, 'g'))
1.27 nicm 128: oo = &global_w_options;
129: else {
1.60 ! nicm 130: wl = cmd_find_window(cmdq, args_get(args, 't'), NULL);
1.27 nicm 131: if (wl == NULL)
1.57 nicm 132: return (CMD_RETURN_ERROR);
1.27 nicm 133: oo = &wl->window->options;
134: }
1.50 nicm 135: } else if (table == session_options_table) {
1.44 nicm 136: if (args_has(self->args, 'g'))
1.27 nicm 137: oo = &global_s_options;
138: else {
1.60 ! nicm 139: s = cmd_find_session(cmdq, args_get(args, 't'), 0);
1.27 nicm 140: if (s == NULL)
1.57 nicm 141: return (CMD_RETURN_ERROR);
1.27 nicm 142: oo = &s->options;
143: }
1.50 nicm 144: } else {
1.60 ! nicm 145: cmdq_error(cmdq, "unknown table");
1.57 nicm 146: return (CMD_RETURN_ERROR);
1.1 nicm 147: }
148:
1.43 nicm 149: /* Unset or set the option. */
1.44 nicm 150: if (args_has(args, 'u')) {
1.60 ! nicm 151: if (cmd_set_option_unset(self, cmdq, oe, oo, valstr) != 0)
1.57 nicm 152: return (CMD_RETURN_ERROR);
1.43 nicm 153: } else {
1.60 ! nicm 154: if (cmd_set_option_set(self, cmdq, oe, oo, valstr) != 0)
1.57 nicm 155: return (CMD_RETURN_ERROR);
1.55 nicm 156: }
157:
158: /* Start or stop timers when automatic-rename changed. */
159: if (strcmp (oe->name, "automatic-rename") == 0) {
160: for (i = 0; i < ARRAY_LENGTH(&windows); i++) {
161: if ((w = ARRAY_ITEM(&windows, i)) == NULL)
162: continue;
163: if (options_get_number(&w->options, "automatic-rename"))
164: queue_window_name(w);
165: else if (event_initialized(&w->name_timer))
166: evtimer_del(&w->name_timer);
167: }
1.1 nicm 168: }
169:
1.43 nicm 170: /* Update sizes and redraw. May not need it but meh. */
1.1 nicm 171: recalculate_sizes();
1.27 nicm 172: for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
173: c = ARRAY_ITEM(&clients, i);
174: if (c != NULL && c->session != NULL)
175: server_redraw_client(c);
1.1 nicm 176: }
177:
1.57 nicm 178: return (CMD_RETURN_NORMAL);
1.27 nicm 179: }
1.59 nicm 180:
181: /* Set user option. */
182: enum cmd_retval
1.60 ! nicm 183: cmd_set_option_user(struct cmd *self, struct cmd_q *cmdq, const char* optstr,
1.59 nicm 184: const char *valstr)
185: {
186: struct args *args = self->args;
187: struct session *s;
188: struct winlink *wl;
189: struct options *oo;
190:
191: if (args_has(args, 's'))
192: oo = &global_options;
193: else if (args_has(self->args, 'w') ||
194: self->entry == &cmd_set_window_option_entry) {
195: if (args_has(self->args, 'g'))
196: oo = &global_w_options;
197: else {
1.60 ! nicm 198: wl = cmd_find_window(cmdq, args_get(args, 't'), NULL);
1.59 nicm 199: if (wl == NULL)
200: return (CMD_RETURN_ERROR);
201: oo = &wl->window->options;
202: }
203: } else {
204: if (args_has(self->args, 'g'))
205: oo = &global_s_options;
206: else {
1.60 ! nicm 207: s = cmd_find_session(cmdq, args_get(args, 't'), 0);
1.59 nicm 208: if (s == NULL)
209: return (CMD_RETURN_ERROR);
210: oo = &s->options;
211: }
212: }
213:
214: if (args_has(args, 'u')) {
215: if (options_find1(oo, optstr) == NULL) {
1.60 ! nicm 216: cmdq_error(cmdq, "unknown option: %s", optstr);
1.59 nicm 217: return (CMD_RETURN_ERROR);
218: }
219: if (valstr != NULL) {
1.60 ! nicm 220: cmdq_error(cmdq, "value passed to unset option: %s",
1.59 nicm 221: optstr);
222: return (CMD_RETURN_ERROR);
223: }
224: options_remove(oo, optstr);
225: } else {
226: if (valstr == NULL) {
1.60 ! nicm 227: cmdq_error(cmdq, "empty value");
1.59 nicm 228: return (CMD_RETURN_ERROR);
229: }
230: options_set_string(oo, optstr, "%s", valstr);
1.60 ! nicm 231: if (!args_has(args, 'q')) {
! 232: cmdq_info(cmdq, "set option: %s -> %s", optstr,
! 233: valstr);
! 234: }
1.59 nicm 235: }
236: return (CMD_RETURN_NORMAL);
237: }
238:
1.27 nicm 239:
1.43 nicm 240: /* Unset an option. */
241: int
1.60 ! nicm 242: cmd_set_option_unset(struct cmd *self, struct cmd_q *cmdq,
1.44 nicm 243: const struct options_table_entry *oe, struct options *oo, const char *value)
1.27 nicm 244: {
1.44 nicm 245: struct args *args = self->args;
1.43 nicm 246:
1.44 nicm 247: if (args_has(args, 'g')) {
1.60 ! nicm 248: cmdq_error(cmdq, "can't unset global option: %s", oe->name);
1.43 nicm 249: return (-1);
250: }
1.44 nicm 251: if (value != NULL) {
1.60 ! nicm 252: cmdq_error(cmdq, "value passed to unset option: %s", oe->name);
1.43 nicm 253: return (-1);
1.27 nicm 254: }
1.43 nicm 255:
256: options_remove(oo, oe->name);
1.54 nicm 257: if (!args_has(args, 'q'))
1.60 ! nicm 258: cmdq_info(cmdq, "unset option: %s", oe->name);
1.43 nicm 259: return (0);
1.27 nicm 260: }
261:
1.43 nicm 262: /* Set an option. */
263: int
1.60 ! nicm 264: cmd_set_option_set(struct cmd *self, struct cmd_q *cmdq,
1.44 nicm 265: const struct options_table_entry *oe, struct options *oo, const char *value)
1.27 nicm 266: {
1.54 nicm 267: struct args *args = self->args;
1.27 nicm 268: struct options_entry *o;
1.43 nicm 269: const char *s;
1.27 nicm 270:
1.44 nicm 271: if (oe->type != OPTIONS_TABLE_FLAG && value == NULL) {
1.60 ! nicm 272: cmdq_error(cmdq, "empty value");
1.43 nicm 273: return (-1);
1.27 nicm 274: }
275:
1.43 nicm 276: o = NULL;
277: switch (oe->type) {
278: case OPTIONS_TABLE_STRING:
1.60 ! nicm 279: o = cmd_set_option_string(self, cmdq, oe, oo, value);
1.43 nicm 280: break;
281: case OPTIONS_TABLE_NUMBER:
1.60 ! nicm 282: o = cmd_set_option_number(self, cmdq, oe, oo, value);
1.43 nicm 283: break;
1.52 nicm 284: case OPTIONS_TABLE_KEY:
1.60 ! nicm 285: o = cmd_set_option_key(self, cmdq, oe, oo, value);
1.43 nicm 286: break;
287: case OPTIONS_TABLE_COLOUR:
1.60 ! nicm 288: o = cmd_set_option_colour(self, cmdq, oe, oo, value);
1.43 nicm 289: break;
290: case OPTIONS_TABLE_ATTRIBUTES:
1.60 ! nicm 291: o = cmd_set_option_attributes(self, cmdq, oe, oo, value);
1.43 nicm 292: break;
293: case OPTIONS_TABLE_FLAG:
1.60 ! nicm 294: o = cmd_set_option_flag(self, cmdq, oe, oo, value);
1.43 nicm 295: break;
296: case OPTIONS_TABLE_CHOICE:
1.60 ! nicm 297: o = cmd_set_option_choice(self, cmdq, oe, oo, value);
1.43 nicm 298: break;
299: }
300: if (o == NULL)
301: return (-1);
302:
1.58 nicm 303: s = options_table_print_entry(oe, o, 0);
1.54 nicm 304: if (!args_has(args, 'q'))
1.60 ! nicm 305: cmdq_info(cmdq, "set option: %s -> %s", oe->name, s);
1.43 nicm 306: return (0);
307: }
308:
309: /* Set a string option. */
310: struct options_entry *
1.60 ! nicm 311: cmd_set_option_string(struct cmd *self, unused struct cmd_q *cmdq,
1.44 nicm 312: const struct options_table_entry *oe, struct options *oo, const char *value)
1.43 nicm 313: {
1.54 nicm 314: struct args *args = self->args;
1.43 nicm 315: struct options_entry *o;
316: char *oldval, *newval;
317:
1.44 nicm 318: if (args_has(args, 'a')) {
1.43 nicm 319: oldval = options_get_string(oo, oe->name);
1.44 nicm 320: xasprintf(&newval, "%s%s", oldval, value);
1.27 nicm 321: } else
1.44 nicm 322: newval = xstrdup(value);
1.28 nicm 323:
1.43 nicm 324: o = options_set_string(oo, oe->name, "%s", newval);
1.27 nicm 325:
1.56 nicm 326: free(newval);
1.43 nicm 327: return (o);
1.27 nicm 328: }
329:
1.43 nicm 330: /* Set a number option. */
331: struct options_entry *
1.60 ! nicm 332: cmd_set_option_number(unused struct cmd *self, struct cmd_q *cmdq,
1.44 nicm 333: const struct options_table_entry *oe, struct options *oo, const char *value)
1.27 nicm 334: {
1.44 nicm 335: long long ll;
336: const char *errstr;
1.27 nicm 337:
1.44 nicm 338: ll = strtonum(value, oe->minimum, oe->maximum, &errstr);
1.27 nicm 339: if (errstr != NULL) {
1.60 ! nicm 340: cmdq_error(cmdq, "value is %s: %s", errstr, value);
1.43 nicm 341: return (NULL);
1.27 nicm 342: }
343:
1.43 nicm 344: return (options_set_number(oo, oe->name, ll));
1.27 nicm 345: }
346:
1.52 nicm 347: /* Set a key option. */
1.43 nicm 348: struct options_entry *
1.60 ! nicm 349: cmd_set_option_key(unused struct cmd *self, struct cmd_q *cmdq,
1.44 nicm 350: const struct options_table_entry *oe, struct options *oo, const char *value)
1.27 nicm 351: {
1.52 nicm 352: int key;
353:
354: if ((key = key_string_lookup_string(value)) == KEYC_NONE) {
1.60 ! nicm 355: cmdq_error(cmdq, "bad key: %s", value);
1.52 nicm 356: return (NULL);
1.27 nicm 357: }
358:
1.52 nicm 359: return (options_set_number(oo, oe->name, key));
1.27 nicm 360: }
361:
1.43 nicm 362: /* Set a colour option. */
363: struct options_entry *
1.60 ! nicm 364: cmd_set_option_colour(unused struct cmd *self, struct cmd_q *cmdq,
1.44 nicm 365: const struct options_table_entry *oe, struct options *oo, const char *value)
1.27 nicm 366: {
1.44 nicm 367: int colour;
1.27 nicm 368:
1.44 nicm 369: if ((colour = colour_fromstring(value)) == -1) {
1.60 ! nicm 370: cmdq_error(cmdq, "bad colour: %s", value);
1.43 nicm 371: return (NULL);
1.27 nicm 372: }
373:
1.43 nicm 374: return (options_set_number(oo, oe->name, colour));
1.27 nicm 375: }
376:
1.43 nicm 377: /* Set an attributes option. */
378: struct options_entry *
1.60 ! nicm 379: cmd_set_option_attributes(unused struct cmd *self, struct cmd_q *cmdq,
1.44 nicm 380: const struct options_table_entry *oe, struct options *oo, const char *value)
1.27 nicm 381: {
1.44 nicm 382: int attr;
1.27 nicm 383:
1.44 nicm 384: if ((attr = attributes_fromstring(value)) == -1) {
1.60 ! nicm 385: cmdq_error(cmdq, "bad attributes: %s", value);
1.43 nicm 386: return (NULL);
1.27 nicm 387: }
388:
1.43 nicm 389: return (options_set_number(oo, oe->name, attr));
1.27 nicm 390: }
391:
1.43 nicm 392: /* Set a flag option. */
393: struct options_entry *
1.60 ! nicm 394: cmd_set_option_flag(unused struct cmd *self, struct cmd_q *cmdq,
1.44 nicm 395: const struct options_table_entry *oe, struct options *oo, const char *value)
1.27 nicm 396: {
1.44 nicm 397: int flag;
1.27 nicm 398:
1.44 nicm 399: if (value == NULL || *value == '\0')
1.43 nicm 400: flag = !options_get_number(oo, oe->name);
1.27 nicm 401: else {
1.44 nicm 402: if ((value[0] == '1' && value[1] == '\0') ||
403: strcasecmp(value, "on") == 0 ||
404: strcasecmp(value, "yes") == 0)
1.27 nicm 405: flag = 1;
1.44 nicm 406: else if ((value[0] == '0' && value[1] == '\0') ||
407: strcasecmp(value, "off") == 0 ||
408: strcasecmp(value, "no") == 0)
1.27 nicm 409: flag = 0;
410: else {
1.60 ! nicm 411: cmdq_error(cmdq, "bad value: %s", value);
1.43 nicm 412: return (NULL);
1.27 nicm 413: }
414: }
415:
1.43 nicm 416: return (options_set_number(oo, oe->name, flag));
1.27 nicm 417: }
418:
1.43 nicm 419: /* Set a choice option. */
420: struct options_entry *
1.60 ! nicm 421: cmd_set_option_choice(unused struct cmd *self, struct cmd_q *cmdq,
! 422: const struct options_table_entry *oe, struct options *oo,
! 423: const char *value)
1.27 nicm 424: {
1.44 nicm 425: const char **choicep;
426: int n, choice = -1;
1.27 nicm 427:
428: n = 0;
1.43 nicm 429: for (choicep = oe->choices; *choicep != NULL; choicep++) {
1.27 nicm 430: n++;
1.44 nicm 431: if (strncmp(*choicep, value, strlen(value)) != 0)
1.27 nicm 432: continue;
433:
434: if (choice != -1) {
1.60 ! nicm 435: cmdq_error(cmdq, "ambiguous value: %s", value);
1.43 nicm 436: return (NULL);
1.27 nicm 437: }
438: choice = n - 1;
439: }
440: if (choice == -1) {
1.60 ! nicm 441: cmdq_error(cmdq, "unknown value: %s", value);
1.43 nicm 442: return (NULL);
1.27 nicm 443: }
444:
1.43 nicm 445: return (options_set_number(oo, oe->name, choice));
1.1 nicm 446: }
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