Annotation of src/usr.bin/tmux/cmd-set-option.c, Revision 1.57
1.57 ! nicm 1: /* $OpenBSD: cmd-set-option.c,v 1.56 2012/07/10 11:53:01 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:
1.57 ! nicm 30: enum cmd_retval cmd_set_option_exec(struct cmd *, struct cmd_ctx *);
1.1 nicm 31:
1.43 nicm 32: int cmd_set_option_unset(struct cmd *, struct cmd_ctx *,
1.44 nicm 33: const struct options_table_entry *, struct options *,
34: const char *);
1.43 nicm 35: int cmd_set_option_set(struct cmd *, struct cmd_ctx *,
1.44 nicm 36: const struct options_table_entry *, struct options *,
37: const char *);
1.43 nicm 38:
39: struct options_entry *cmd_set_option_string(struct cmd *, struct cmd_ctx *,
1.44 nicm 40: const struct options_table_entry *, struct options *,
41: const char *);
1.43 nicm 42: struct options_entry *cmd_set_option_number(struct cmd *, struct cmd_ctx *,
1.44 nicm 43: const struct options_table_entry *, struct options *,
44: const char *);
1.52 nicm 45: struct options_entry *cmd_set_option_key(struct cmd *, struct cmd_ctx *,
1.44 nicm 46: const struct options_table_entry *, struct options *,
47: const char *);
1.43 nicm 48: struct options_entry *cmd_set_option_colour(struct cmd *, struct cmd_ctx *,
1.44 nicm 49: const struct options_table_entry *, struct options *,
50: const char *);
1.43 nicm 51: struct options_entry *cmd_set_option_attributes(struct cmd *, struct cmd_ctx *,
1.44 nicm 52: const struct options_table_entry *, struct options *,
53: const char *);
1.43 nicm 54: struct options_entry *cmd_set_option_flag(struct cmd *, struct cmd_ctx *,
1.44 nicm 55: const struct options_table_entry *, struct options *,
56: const char *);
1.43 nicm 57: struct options_entry *cmd_set_option_choice(struct cmd *, struct cmd_ctx *,
1.44 nicm 58: const struct options_table_entry *, struct options *,
59: const char *);
1.27 nicm 60:
1.1 nicm 61: const struct cmd_entry cmd_set_option_entry = {
62: "set-option", "set",
1.54 nicm 63: "agqst:uw", 1, 2,
64: "[-agsquw] [-t target-session|target-window] option [value]",
1.44 nicm 65: 0,
1.1 nicm 66: NULL,
1.44 nicm 67: NULL,
68: cmd_set_option_exec
1.1 nicm 69: };
70:
1.46 nicm 71: const struct cmd_entry cmd_set_window_option_entry = {
72: "set-window-option", "setw",
1.54 nicm 73: "agqt:u", 1, 2,
74: "[-agqu] " CMD_TARGET_WINDOW_USAGE " option [value]",
1.46 nicm 75: 0,
76: NULL,
77: NULL,
78: cmd_set_option_exec
79: };
80:
1.57 ! nicm 81: enum cmd_retval
1.1 nicm 82: cmd_set_option_exec(struct cmd *self, struct cmd_ctx *ctx)
83: {
1.44 nicm 84: struct args *args = self->args;
1.50 nicm 85: const struct options_table_entry *table, *oe;
1.43 nicm 86: struct session *s;
87: struct winlink *wl;
88: struct client *c;
89: struct options *oo;
1.55 nicm 90: struct window *w;
1.44 nicm 91: const char *optstr, *valstr;
1.43 nicm 92: u_int i;
1.1 nicm 93:
1.50 nicm 94: /* Get the option name and value. */
95: optstr = args->argv[0];
96: if (*optstr == '\0') {
97: ctx->error(ctx, "invalid option");
1.57 ! nicm 98: return (CMD_RETURN_ERROR);
1.50 nicm 99: }
100: if (args->argc < 2)
101: valstr = NULL;
102: else
103: valstr = args->argv[1];
104:
105: /* Find the option entry, try each table. */
106: table = oe = NULL;
1.53 nicm 107: if (options_table_find(optstr, &table, &oe) != 0) {
1.50 nicm 108: ctx->error(ctx, "ambiguous option: %s", optstr);
1.57 ! nicm 109: return (CMD_RETURN_ERROR);
1.50 nicm 110: }
111: if (oe == NULL) {
112: ctx->error(ctx, "unknown option: %s", optstr);
1.57 ! nicm 113: return (CMD_RETURN_ERROR);
1.50 nicm 114: }
115:
116: /* Work out the tree from the table. */
117: if (table == server_options_table)
1.29 nicm 118: oo = &global_options;
1.50 nicm 119: else if (table == window_options_table) {
1.44 nicm 120: if (args_has(self->args, 'g'))
1.27 nicm 121: oo = &global_w_options;
122: else {
1.44 nicm 123: wl = cmd_find_window(ctx, args_get(args, 't'), NULL);
1.27 nicm 124: if (wl == NULL)
1.57 ! nicm 125: return (CMD_RETURN_ERROR);
1.27 nicm 126: oo = &wl->window->options;
127: }
1.50 nicm 128: } else if (table == session_options_table) {
1.44 nicm 129: if (args_has(self->args, 'g'))
1.27 nicm 130: oo = &global_s_options;
131: else {
1.51 nicm 132: s = cmd_find_session(ctx, args_get(args, 't'), 0);
1.27 nicm 133: if (s == NULL)
1.57 ! nicm 134: return (CMD_RETURN_ERROR);
1.27 nicm 135: oo = &s->options;
136: }
1.50 nicm 137: } else {
138: ctx->error(ctx, "unknown table");
1.57 ! nicm 139: return (CMD_RETURN_ERROR);
1.1 nicm 140: }
141:
1.43 nicm 142: /* Unset or set the option. */
1.44 nicm 143: if (args_has(args, 'u')) {
144: if (cmd_set_option_unset(self, ctx, oe, oo, valstr) != 0)
1.57 ! nicm 145: return (CMD_RETURN_ERROR);
1.43 nicm 146: } else {
1.44 nicm 147: if (cmd_set_option_set(self, ctx, oe, oo, valstr) != 0)
1.57 ! nicm 148: return (CMD_RETURN_ERROR);
1.55 nicm 149: }
150:
151: /* Start or stop timers when automatic-rename changed. */
152: if (strcmp (oe->name, "automatic-rename") == 0) {
153: for (i = 0; i < ARRAY_LENGTH(&windows); i++) {
154: if ((w = ARRAY_ITEM(&windows, i)) == NULL)
155: continue;
156: if (options_get_number(&w->options, "automatic-rename"))
157: queue_window_name(w);
158: else if (event_initialized(&w->name_timer))
159: evtimer_del(&w->name_timer);
160: }
1.1 nicm 161: }
162:
1.43 nicm 163: /* Update sizes and redraw. May not need it but meh. */
1.1 nicm 164: recalculate_sizes();
1.27 nicm 165: for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
166: c = ARRAY_ITEM(&clients, i);
167: if (c != NULL && c->session != NULL)
168: server_redraw_client(c);
1.1 nicm 169: }
170:
1.57 ! nicm 171: return (CMD_RETURN_NORMAL);
1.27 nicm 172: }
173:
1.43 nicm 174: /* Unset an option. */
175: int
176: cmd_set_option_unset(struct cmd *self, struct cmd_ctx *ctx,
1.44 nicm 177: const struct options_table_entry *oe, struct options *oo, const char *value)
1.27 nicm 178: {
1.44 nicm 179: struct args *args = self->args;
1.43 nicm 180:
1.44 nicm 181: if (args_has(args, 'g')) {
1.43 nicm 182: ctx->error(ctx, "can't unset global option: %s", oe->name);
183: return (-1);
184: }
1.44 nicm 185: if (value != NULL) {
1.43 nicm 186: ctx->error(ctx, "value passed to unset option: %s", oe->name);
187: return (-1);
1.27 nicm 188: }
1.43 nicm 189:
190: options_remove(oo, oe->name);
1.54 nicm 191: if (!args_has(args, 'q'))
192: ctx->info(ctx, "unset option: %s", oe->name);
1.43 nicm 193: return (0);
1.27 nicm 194: }
195:
1.43 nicm 196: /* Set an option. */
197: int
198: cmd_set_option_set(struct cmd *self, struct cmd_ctx *ctx,
1.44 nicm 199: const struct options_table_entry *oe, struct options *oo, const char *value)
1.27 nicm 200: {
1.54 nicm 201: struct args *args = self->args;
1.27 nicm 202: struct options_entry *o;
1.43 nicm 203: const char *s;
1.27 nicm 204:
1.44 nicm 205: if (oe->type != OPTIONS_TABLE_FLAG && value == NULL) {
206: ctx->error(ctx, "empty value");
1.43 nicm 207: return (-1);
1.27 nicm 208: }
209:
1.43 nicm 210: o = NULL;
211: switch (oe->type) {
212: case OPTIONS_TABLE_STRING:
1.44 nicm 213: o = cmd_set_option_string(self, ctx, oe, oo, value);
1.43 nicm 214: break;
215: case OPTIONS_TABLE_NUMBER:
1.44 nicm 216: o = cmd_set_option_number(self, ctx, oe, oo, value);
1.43 nicm 217: break;
1.52 nicm 218: case OPTIONS_TABLE_KEY:
219: o = cmd_set_option_key(self, ctx, oe, oo, value);
1.43 nicm 220: break;
221: case OPTIONS_TABLE_COLOUR:
1.44 nicm 222: o = cmd_set_option_colour(self, ctx, oe, oo, value);
1.43 nicm 223: break;
224: case OPTIONS_TABLE_ATTRIBUTES:
1.44 nicm 225: o = cmd_set_option_attributes(self, ctx, oe, oo, value);
1.43 nicm 226: break;
227: case OPTIONS_TABLE_FLAG:
1.44 nicm 228: o = cmd_set_option_flag(self, ctx, oe, oo, value);
1.43 nicm 229: break;
230: case OPTIONS_TABLE_CHOICE:
1.44 nicm 231: o = cmd_set_option_choice(self, ctx, oe, oo, value);
1.43 nicm 232: break;
233: }
234: if (o == NULL)
235: return (-1);
236:
237: s = options_table_print_entry(oe, o);
1.54 nicm 238: if (!args_has(args, 'q'))
239: ctx->info(ctx, "set option: %s -> %s", oe->name, s);
1.43 nicm 240: return (0);
241: }
242:
243: /* Set a string option. */
244: struct options_entry *
245: cmd_set_option_string(struct cmd *self, unused struct cmd_ctx *ctx,
1.44 nicm 246: const struct options_table_entry *oe, struct options *oo, const char *value)
1.43 nicm 247: {
1.54 nicm 248: struct args *args = self->args;
1.43 nicm 249: struct options_entry *o;
250: char *oldval, *newval;
251:
1.44 nicm 252: if (args_has(args, 'a')) {
1.43 nicm 253: oldval = options_get_string(oo, oe->name);
1.44 nicm 254: xasprintf(&newval, "%s%s", oldval, value);
1.27 nicm 255: } else
1.44 nicm 256: newval = xstrdup(value);
1.28 nicm 257:
1.43 nicm 258: o = options_set_string(oo, oe->name, "%s", newval);
1.27 nicm 259:
1.56 nicm 260: free(newval);
1.43 nicm 261: return (o);
1.27 nicm 262: }
263:
1.43 nicm 264: /* Set a number option. */
265: struct options_entry *
1.44 nicm 266: cmd_set_option_number(unused struct cmd *self, struct cmd_ctx *ctx,
267: const struct options_table_entry *oe, struct options *oo, const char *value)
1.27 nicm 268: {
1.44 nicm 269: long long ll;
270: const char *errstr;
1.27 nicm 271:
1.44 nicm 272: ll = strtonum(value, oe->minimum, oe->maximum, &errstr);
1.27 nicm 273: if (errstr != NULL) {
1.44 nicm 274: ctx->error(ctx, "value is %s: %s", errstr, value);
1.43 nicm 275: return (NULL);
1.27 nicm 276: }
277:
1.43 nicm 278: return (options_set_number(oo, oe->name, ll));
1.27 nicm 279: }
280:
1.52 nicm 281: /* Set a key option. */
1.43 nicm 282: struct options_entry *
1.52 nicm 283: cmd_set_option_key(unused struct cmd *self, struct cmd_ctx *ctx,
1.44 nicm 284: const struct options_table_entry *oe, struct options *oo, const char *value)
1.27 nicm 285: {
1.52 nicm 286: int key;
287:
288: if ((key = key_string_lookup_string(value)) == KEYC_NONE) {
289: ctx->error(ctx, "bad key: %s", value);
290: return (NULL);
1.27 nicm 291: }
292:
1.52 nicm 293: return (options_set_number(oo, oe->name, key));
1.27 nicm 294: }
295:
1.43 nicm 296: /* Set a colour option. */
297: struct options_entry *
1.44 nicm 298: cmd_set_option_colour(unused struct cmd *self, struct cmd_ctx *ctx,
299: const struct options_table_entry *oe, struct options *oo, const char *value)
1.27 nicm 300: {
1.44 nicm 301: int colour;
1.27 nicm 302:
1.44 nicm 303: if ((colour = colour_fromstring(value)) == -1) {
304: ctx->error(ctx, "bad colour: %s", value);
1.43 nicm 305: return (NULL);
1.27 nicm 306: }
307:
1.43 nicm 308: return (options_set_number(oo, oe->name, colour));
1.27 nicm 309: }
310:
1.43 nicm 311: /* Set an attributes option. */
312: struct options_entry *
1.44 nicm 313: cmd_set_option_attributes(unused struct cmd *self, struct cmd_ctx *ctx,
314: const struct options_table_entry *oe, struct options *oo, const char *value)
1.27 nicm 315: {
1.44 nicm 316: int attr;
1.27 nicm 317:
1.44 nicm 318: if ((attr = attributes_fromstring(value)) == -1) {
319: ctx->error(ctx, "bad attributes: %s", value);
1.43 nicm 320: return (NULL);
1.27 nicm 321: }
322:
1.43 nicm 323: return (options_set_number(oo, oe->name, attr));
1.27 nicm 324: }
325:
1.43 nicm 326: /* Set a flag option. */
327: struct options_entry *
1.44 nicm 328: cmd_set_option_flag(unused struct cmd *self, struct cmd_ctx *ctx,
329: const struct options_table_entry *oe, struct options *oo, const char *value)
1.27 nicm 330: {
1.44 nicm 331: int flag;
1.27 nicm 332:
1.44 nicm 333: if (value == NULL || *value == '\0')
1.43 nicm 334: flag = !options_get_number(oo, oe->name);
1.27 nicm 335: else {
1.44 nicm 336: if ((value[0] == '1' && value[1] == '\0') ||
337: strcasecmp(value, "on") == 0 ||
338: strcasecmp(value, "yes") == 0)
1.27 nicm 339: flag = 1;
1.44 nicm 340: else if ((value[0] == '0' && value[1] == '\0') ||
341: strcasecmp(value, "off") == 0 ||
342: strcasecmp(value, "no") == 0)
1.27 nicm 343: flag = 0;
344: else {
1.44 nicm 345: ctx->error(ctx, "bad value: %s", value);
1.43 nicm 346: return (NULL);
1.27 nicm 347: }
348: }
349:
1.43 nicm 350: return (options_set_number(oo, oe->name, flag));
1.27 nicm 351: }
352:
1.43 nicm 353: /* Set a choice option. */
354: struct options_entry *
1.44 nicm 355: cmd_set_option_choice(unused struct cmd *self, struct cmd_ctx *ctx,
356: const struct options_table_entry *oe, struct options *oo, const char *value)
1.27 nicm 357: {
1.44 nicm 358: const char **choicep;
359: int n, choice = -1;
1.27 nicm 360:
361: n = 0;
1.43 nicm 362: for (choicep = oe->choices; *choicep != NULL; choicep++) {
1.27 nicm 363: n++;
1.44 nicm 364: if (strncmp(*choicep, value, strlen(value)) != 0)
1.27 nicm 365: continue;
366:
367: if (choice != -1) {
1.44 nicm 368: ctx->error(ctx, "ambiguous value: %s", value);
1.43 nicm 369: return (NULL);
1.27 nicm 370: }
371: choice = n - 1;
372: }
373: if (choice == -1) {
1.44 nicm 374: ctx->error(ctx, "unknown value: %s", value);
1.43 nicm 375: return (NULL);
1.27 nicm 376: }
377:
1.43 nicm 378: return (options_set_number(oo, oe->name, choice));
1.1 nicm 379: }
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