Work at SourceForge, help us to make it a better place! We have an immediate need for a Support Technician in our San Francisco or Denver office.

Close

[88c831]: cmd-set-option.c Maximize Restore History

Download this file

cmd-set-option.c    400 lines (347 with data), 10.7 kB

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
/* $Id$ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/types.h>
#include <stdlib.h>
#include <string.h>
#include "tmux.h"
/*
* Set an option.
*/
int cmd_set_option_exec(struct cmd *, struct cmd_ctx *);
int cmd_set_option_find(const char *, const struct options_table_entry **,
const struct options_table_entry **);
int cmd_set_option_unset(struct cmd *, struct cmd_ctx *,
const struct options_table_entry *, struct options *,
const char *);
int cmd_set_option_set(struct cmd *, struct cmd_ctx *,
const struct options_table_entry *, struct options *,
const char *);
struct options_entry *cmd_set_option_string(struct cmd *, struct cmd_ctx *,
const struct options_table_entry *, struct options *,
const char *);
struct options_entry *cmd_set_option_number(struct cmd *, struct cmd_ctx *,
const struct options_table_entry *, struct options *,
const char *);
struct options_entry *cmd_set_option_key(struct cmd *, struct cmd_ctx *,
const struct options_table_entry *, struct options *,
const char *);
struct options_entry *cmd_set_option_colour(struct cmd *, struct cmd_ctx *,
const struct options_table_entry *, struct options *,
const char *);
struct options_entry *cmd_set_option_attributes(struct cmd *, struct cmd_ctx *,
const struct options_table_entry *, struct options *,
const char *);
struct options_entry *cmd_set_option_flag(struct cmd *, struct cmd_ctx *,
const struct options_table_entry *, struct options *,
const char *);
struct options_entry *cmd_set_option_choice(struct cmd *, struct cmd_ctx *,
const struct options_table_entry *, struct options *,
const char *);
const struct cmd_entry cmd_set_option_entry = {
"set-option", "set",
"agst:uw", 1, 2,
"[-agsuw] [-t target-session|target-window] option [value]",
0,
NULL,
NULL,
cmd_set_option_exec
};
const struct cmd_entry cmd_set_window_option_entry = {
"set-window-option", "setw",
"agt:u", 1, 2,
"[-agu] " CMD_TARGET_WINDOW_USAGE " option [value]",
0,
NULL,
NULL,
cmd_set_option_exec
};
/* Look for an option in all three tables. */
int
cmd_set_option_find(
const char *optstr, const struct options_table_entry **table,
const struct options_table_entry **oe)
{
static const struct options_table_entry *tables[] = {
server_options_table,
window_options_table,
session_options_table
};
const struct options_table_entry *oe_loop;
u_int i;
for (i = 0; i < nitems(tables); i++) {
for (oe_loop = tables[i]; oe_loop->name != NULL; oe_loop++) {
if (strncmp(oe_loop->name, optstr, strlen(optstr)) != 0)
continue;
/* If already found, ambiguous. */
if (*oe != NULL)
return (-1);
*oe = oe_loop;
*table = tables[i];
/* Bail now if an exact match. */
if (strcmp((*oe)->name, optstr) == 0)
break;
}
}
return (0);
}
int
cmd_set_option_exec(struct cmd *self, struct cmd_ctx *ctx)
{
struct args *args = self->args;
const struct options_table_entry *table, *oe;
struct session *s;
struct winlink *wl;
struct client *c;
struct options *oo;
const char *optstr, *valstr;
u_int i;
/* Get the option name and value. */
optstr = args->argv[0];
if (*optstr == '\0') {
ctx->error(ctx, "invalid option");
return (-1);
}
if (args->argc < 2)
valstr = NULL;
else
valstr = args->argv[1];
/* Find the option entry, try each table. */
table = oe = NULL;
if (cmd_set_option_find(optstr, &table, &oe) != 0) {
ctx->error(ctx, "ambiguous option: %s", optstr);
return (-1);
}
if (oe == NULL) {
ctx->error(ctx, "unknown option: %s", optstr);
return (-1);
}
/* Work out the tree from the table. */
if (table == server_options_table)
oo = &global_options;
else if (table == window_options_table) {
if (args_has(self->args, 'g'))
oo = &global_w_options;
else {
wl = cmd_find_window(ctx, args_get(args, 't'), NULL);
if (wl == NULL)
return (-1);
oo = &wl->window->options;
}
} else if (table == session_options_table) {
if (args_has(self->args, 'g'))
oo = &global_s_options;
else {
s = cmd_find_session(ctx, args_get(args, 't'), 0);
if (s == NULL)
return (-1);
oo = &s->options;
}
} else {
ctx->error(ctx, "unknown table");
return (-1);
}
/* Unset or set the option. */
if (args_has(args, 'u')) {
if (cmd_set_option_unset(self, ctx, oe, oo, valstr) != 0)
return (-1);
} else {
if (cmd_set_option_set(self, ctx, oe, oo, valstr) != 0)
return (-1);
}
/* Update sizes and redraw. May not need it but meh. */
recalculate_sizes();
for (i = 0; i < ARRAY_LENGTH(&clients); i++) {
c = ARRAY_ITEM(&clients, i);
if (c != NULL && c->session != NULL)
server_redraw_client(c);
}
return (0);
}
/* Unset an option. */
int
cmd_set_option_unset(struct cmd *self, struct cmd_ctx *ctx,
const struct options_table_entry *oe, struct options *oo, const char *value)
{
struct args *args = self->args;
if (args_has(args, 'g')) {
ctx->error(ctx, "can't unset global option: %s", oe->name);
return (-1);
}
if (value != NULL) {
ctx->error(ctx, "value passed to unset option: %s", oe->name);
return (-1);
}
options_remove(oo, oe->name);
ctx->info(ctx, "unset option: %s", oe->name);
return (0);
}
/* Set an option. */
int
cmd_set_option_set(struct cmd *self, struct cmd_ctx *ctx,
const struct options_table_entry *oe, struct options *oo, const char *value)
{
struct options_entry *o;
const char *s;
if (oe->type != OPTIONS_TABLE_FLAG && value == NULL) {
ctx->error(ctx, "empty value");
return (-1);
}
o = NULL;
switch (oe->type) {
case OPTIONS_TABLE_STRING:
o = cmd_set_option_string(self, ctx, oe, oo, value);
break;
case OPTIONS_TABLE_NUMBER:
o = cmd_set_option_number(self, ctx, oe, oo, value);
break;
case OPTIONS_TABLE_KEY:
o = cmd_set_option_key(self, ctx, oe, oo, value);
break;
case OPTIONS_TABLE_COLOUR:
o = cmd_set_option_colour(self, ctx, oe, oo, value);
break;
case OPTIONS_TABLE_ATTRIBUTES:
o = cmd_set_option_attributes(self, ctx, oe, oo, value);
break;
case OPTIONS_TABLE_FLAG:
o = cmd_set_option_flag(self, ctx, oe, oo, value);
break;
case OPTIONS_TABLE_CHOICE:
o = cmd_set_option_choice(self, ctx, oe, oo, value);
break;
}
if (o == NULL)
return (-1);
s = options_table_print_entry(oe, o);
ctx->info(ctx, "set option: %s -> %s", oe->name, s);
return (0);
}
/* Set a string option. */
struct options_entry *
cmd_set_option_string(struct cmd *self, unused struct cmd_ctx *ctx,
const struct options_table_entry *oe, struct options *oo, const char *value)
{
struct args *args = self->args;
struct options_entry *o;
char *oldval, *newval;
if (args_has(args, 'a')) {
oldval = options_get_string(oo, oe->name);
xasprintf(&newval, "%s%s", oldval, value);
} else
newval = xstrdup(value);
o = options_set_string(oo, oe->name, "%s", newval);
xfree(newval);
return (o);
}
/* Set a number option. */
struct options_entry *
cmd_set_option_number(unused struct cmd *self, struct cmd_ctx *ctx,
const struct options_table_entry *oe, struct options *oo, const char *value)
{
long long ll;
const char *errstr;
ll = strtonum(value, oe->minimum, oe->maximum, &errstr);
if (errstr != NULL) {
ctx->error(ctx, "value is %s: %s", errstr, value);
return (NULL);
}
return (options_set_number(oo, oe->name, ll));
}
/* Set a key option. */
struct options_entry *
cmd_set_option_key(unused struct cmd *self, struct cmd_ctx *ctx,
const struct options_table_entry *oe, struct options *oo, const char *value)
{
int key;
if ((key = key_string_lookup_string(value)) == KEYC_NONE) {
ctx->error(ctx, "bad key: %s", value);
return (NULL);
}
return (options_set_number(oo, oe->name, key));
}
/* Set a colour option. */
struct options_entry *
cmd_set_option_colour(unused struct cmd *self, struct cmd_ctx *ctx,
const struct options_table_entry *oe, struct options *oo, const char *value)
{
int colour;
if ((colour = colour_fromstring(value)) == -1) {
ctx->error(ctx, "bad colour: %s", value);
return (NULL);
}
return (options_set_number(oo, oe->name, colour));
}
/* Set an attributes option. */
struct options_entry *
cmd_set_option_attributes(unused struct cmd *self, struct cmd_ctx *ctx,
const struct options_table_entry *oe, struct options *oo, const char *value)
{
int attr;
if ((attr = attributes_fromstring(value)) == -1) {
ctx->error(ctx, "bad attributes: %s", value);
return (NULL);
}
return (options_set_number(oo, oe->name, attr));
}
/* Set a flag option. */
struct options_entry *
cmd_set_option_flag(unused struct cmd *self, struct cmd_ctx *ctx,
const struct options_table_entry *oe, struct options *oo, const char *value)
{
int flag;
if (value == NULL || *value == '\0')
flag = !options_get_number(oo, oe->name);
else {
if ((value[0] == '1' && value[1] == '\0') ||
strcasecmp(value, "on") == 0 ||
strcasecmp(value, "yes") == 0)
flag = 1;
else if ((value[0] == '0' && value[1] == '\0') ||
strcasecmp(value, "off") == 0 ||
strcasecmp(value, "no") == 0)
flag = 0;
else {
ctx->error(ctx, "bad value: %s", value);
return (NULL);
}
}
return (options_set_number(oo, oe->name, flag));
}
/* Set a choice option. */
struct options_entry *
cmd_set_option_choice(unused struct cmd *self, struct cmd_ctx *ctx,
const struct options_table_entry *oe, struct options *oo, const char *value)
{
const char **choicep;
int n, choice = -1;
n = 0;
for (choicep = oe->choices; *choicep != NULL; choicep++) {
n++;
if (strncmp(*choicep, value, strlen(value)) != 0)
continue;
if (choice != -1) {
ctx->error(ctx, "ambiguous value: %s", value);
return (NULL);
}
choice = n - 1;
}
if (choice == -1) {
ctx->error(ctx, "unknown value: %s", value);
return (NULL);
}
return (options_set_number(oo, oe->name, choice));
}