GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: usr.bin/tmux/key-bindings.c Lines: 0 82 0.0 %
Date: 2017-11-13 Branches: 0 404 0.0 %

Line Branch Exec Source
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/* $OpenBSD: key-bindings.c,v 1.83 2017/10/05 13:43:34 nicm Exp $ */
2
3
/*
4
 * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
5
 *
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 * Permission to use, copy, modify, and distribute this software for any
7
 * purpose with or without fee is hereby granted, provided that the above
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 * copyright notice and this permission notice appear in all copies.
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 *
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 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
12
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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 * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
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 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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 */
18
19
#include <sys/types.h>
20
21
#include <ctype.h>
22
#include <stdlib.h>
23
#include <string.h>
24
25
#include "tmux.h"
26
27
RB_GENERATE(key_bindings, key_binding, entry, key_bindings_cmp);
28
RB_GENERATE(key_tables, key_table, entry, key_table_cmp);
29
struct key_tables key_tables = RB_INITIALIZER(&key_tables);
30
31
int
32
key_table_cmp(struct key_table *e1, struct key_table *e2)
33
{
34
	return (strcmp(e1->name, e2->name));
35
}
36
37
int
38
key_bindings_cmp(struct key_binding *bd1, struct key_binding *bd2)
39
{
40
	if (bd1->key < bd2->key)
41
		return (-1);
42
	if (bd1->key > bd2->key)
43
		return (1);
44
	return (0);
45
}
46
47
struct key_table *
48
key_bindings_get_table(const char *name, int create)
49
{
50
	struct key_table	table_find, *table;
51
52
	table_find.name = name;
53
	table = RB_FIND(key_tables, &key_tables, &table_find);
54
	if (table != NULL || !create)
55
		return (table);
56
57
	table = xmalloc(sizeof *table);
58
	table->name = xstrdup(name);
59
	RB_INIT(&table->key_bindings);
60
61
	table->references = 1; /* one reference in key_tables */
62
	RB_INSERT(key_tables, &key_tables, table);
63
64
	return (table);
65
}
66
67
void
68
key_bindings_unref_table(struct key_table *table)
69
{
70
	struct key_binding	*bd;
71
	struct key_binding	*bd1;
72
73
	if (--table->references != 0)
74
		return;
75
76
	RB_FOREACH_SAFE(bd, key_bindings, &table->key_bindings, bd1) {
77
		RB_REMOVE(key_bindings, &table->key_bindings, bd);
78
		cmd_list_free(bd->cmdlist);
79
		free(bd);
80
	}
81
82
	free((void *)table->name);
83
	free(table);
84
}
85
86
void
87
key_bindings_add(const char *name, key_code key, int repeat,
88
    struct cmd_list *cmdlist)
89
{
90
	struct key_table	*table;
91
	struct key_binding	 bd_find, *bd;
92
93
	table = key_bindings_get_table(name, 1);
94
95
	bd_find.key = (key & ~KEYC_XTERM);
96
	bd = RB_FIND(key_bindings, &table->key_bindings, &bd_find);
97
	if (bd != NULL) {
98
		RB_REMOVE(key_bindings, &table->key_bindings, bd);
99
		cmd_list_free(bd->cmdlist);
100
		free(bd);
101
	}
102
103
	bd = xcalloc(1, sizeof *bd);
104
	bd->key = key;
105
	RB_INSERT(key_bindings, &table->key_bindings, bd);
106
107
	if (repeat)
108
		bd->flags |= KEY_BINDING_REPEAT;
109
	bd->cmdlist = cmdlist;
110
}
111
112
void
113
key_bindings_remove(const char *name, key_code key)
114
{
115
	struct key_table	*table;
116
	struct key_binding	 bd_find, *bd;
117
118
	table = key_bindings_get_table(name, 0);
119
	if (table == NULL)
120
		return;
121
122
	bd_find.key = (key & ~KEYC_XTERM);
123
	bd = RB_FIND(key_bindings, &table->key_bindings, &bd_find);
124
	if (bd == NULL)
125
		return;
126
127
	RB_REMOVE(key_bindings, &table->key_bindings, bd);
128
	cmd_list_free(bd->cmdlist);
129
	free(bd);
130
131
	if (RB_EMPTY(&table->key_bindings)) {
132
		RB_REMOVE(key_tables, &key_tables, table);
133
		key_bindings_unref_table(table);
134
	}
135
}
136
137
void
138
key_bindings_remove_table(const char *name)
139
{
140
	struct key_table	*table;
141
	struct client		*c;
142
143
	table = key_bindings_get_table(name, 0);
144
	if (table != NULL) {
145
		RB_REMOVE(key_tables, &key_tables, table);
146
		key_bindings_unref_table(table);
147
	}
148
	TAILQ_FOREACH(c, &clients, entry) {
149
		if (c->keytable == table)
150
			server_client_set_key_table(c, NULL);
151
	}
152
}
153
154
void
155
key_bindings_init(void)
156
{
157
	static const char *defaults[] = {
158
		"bind C-b send-prefix",
159
		"bind C-o rotate-window",
160
		"bind C-z suspend-client",
161
		"bind Space next-layout",
162
		"bind ! break-pane",
163
		"bind '\"' split-window",
164
		"bind '#' list-buffers",
165
		"bind '$' command-prompt -I'#S' \"rename-session -- '%%'\"",
166
		"bind % split-window -h",
167
		"bind & confirm-before -p\"kill-window #W? (y/n)\" kill-window",
168
		"bind \"'\" command-prompt -pindex \"select-window -t ':%%'\"",
169
		"bind ( switch-client -p",
170
		"bind ) switch-client -n",
171
		"bind , command-prompt -I'#W' \"rename-window -- '%%'\"",
172
		"bind - delete-buffer",
173
		"bind . command-prompt \"move-window -t '%%'\"",
174
		"bind 0 select-window -t:=0",
175
		"bind 1 select-window -t:=1",
176
		"bind 2 select-window -t:=2",
177
		"bind 3 select-window -t:=3",
178
		"bind 4 select-window -t:=4",
179
		"bind 5 select-window -t:=5",
180
		"bind 6 select-window -t:=6",
181
		"bind 7 select-window -t:=7",
182
		"bind 8 select-window -t:=8",
183
		"bind 9 select-window -t:=9",
184
		"bind : command-prompt",
185
		"bind \\; last-pane",
186
		"bind = choose-buffer",
187
		"bind ? list-keys",
188
		"bind D choose-client",
189
		"bind L switch-client -l",
190
		"bind M select-pane -M",
191
		"bind [ copy-mode",
192
		"bind ] paste-buffer",
193
		"bind c new-window",
194
		"bind d detach-client",
195
		"bind f command-prompt \"find-window -- '%%'\"",
196
		"bind i display-message",
197
		"bind l last-window",
198
		"bind m select-pane -m",
199
		"bind n next-window",
200
		"bind o select-pane -t:.+",
201
		"bind p previous-window",
202
		"bind q display-panes",
203
		"bind r refresh-client",
204
		"bind s choose-tree -s",
205
		"bind t clock-mode",
206
		"bind w choose-tree -w",
207
		"bind x confirm-before -p\"kill-pane #P? (y/n)\" kill-pane",
208
		"bind z resize-pane -Z",
209
		"bind { swap-pane -U",
210
		"bind } swap-pane -D",
211
		"bind '~' show-messages",
212
		"bind PPage copy-mode -u",
213
		"bind -r Up select-pane -U",
214
		"bind -r Down select-pane -D",
215
		"bind -r Left select-pane -L",
216
		"bind -r Right select-pane -R",
217
		"bind M-1 select-layout even-horizontal",
218
		"bind M-2 select-layout even-vertical",
219
		"bind M-3 select-layout main-horizontal",
220
		"bind M-4 select-layout main-vertical",
221
		"bind M-5 select-layout tiled",
222
		"bind M-n next-window -a",
223
		"bind M-o rotate-window -D",
224
		"bind M-p previous-window -a",
225
		"bind -r M-Up resize-pane -U 5",
226
		"bind -r M-Down resize-pane -D 5",
227
		"bind -r M-Left resize-pane -L 5",
228
		"bind -r M-Right resize-pane -R 5",
229
		"bind -r C-Up resize-pane -U",
230
		"bind -r C-Down resize-pane -D",
231
		"bind -r C-Left resize-pane -L",
232
		"bind -r C-Right resize-pane -R",
233
		"bind -n MouseDown1Pane select-pane -t=\\; send-keys -M",
234
		"bind -n MouseDrag1Border resize-pane -M",
235
		"bind -n MouseDown1Status select-window -t=",
236
		"bind -n WheelDownStatus next-window",
237
		"bind -n WheelUpStatus previous-window",
238
		"bind -n MouseDrag1Pane if -Ft= '#{mouse_any_flag}' 'if -Ft= \"#{pane_in_mode}\" \"copy-mode -M\" \"send-keys -M\"' 'copy-mode -M'",
239
		"bind -n MouseDown3Pane if-shell -Ft= '#{mouse_any_flag}' 'select-pane -t=; send-keys -M' 'select-pane -mt='",
240
		"bind -n WheelUpPane if-shell -Ft= '#{mouse_any_flag}' 'send-keys -M' 'if -Ft= \"#{pane_in_mode}\" \"send-keys -M\" \"copy-mode -et=\"'",
241
242
		"bind -Tcopy-mode C-Space send -X begin-selection",
243
		"bind -Tcopy-mode C-a send -X start-of-line",
244
		"bind -Tcopy-mode C-c send -X cancel",
245
		"bind -Tcopy-mode C-e send -X end-of-line",
246
		"bind -Tcopy-mode C-f send -X cursor-right",
247
		"bind -Tcopy-mode C-b send -X cursor-left",
248
		"bind -Tcopy-mode C-g send -X clear-selection",
249
		"bind -Tcopy-mode C-k send -X copy-end-of-line",
250
		"bind -Tcopy-mode C-n send -X cursor-down",
251
		"bind -Tcopy-mode C-p send -X cursor-up",
252
		"bind -Tcopy-mode C-r command-prompt -ip'(search up)' -I'#{pane_search_string}' 'send -X search-backward-incremental \"%%%\"'",
253
		"bind -Tcopy-mode C-s command-prompt -ip'(search down)' -I'#{pane_search_string}' 'send -X search-forward-incremental \"%%%\"'",
254
		"bind -Tcopy-mode C-v send -X page-down",
255
		"bind -Tcopy-mode C-w send -X copy-selection-and-cancel",
256
		"bind -Tcopy-mode Escape send -X cancel",
257
		"bind -Tcopy-mode Space send -X page-down",
258
		"bind -Tcopy-mode , send -X jump-reverse",
259
		"bind -Tcopy-mode \\; send -X jump-again",
260
		"bind -Tcopy-mode F command-prompt -1p'(jump backward)' 'send -X jump-backward \"%%%\"'",
261
		"bind -Tcopy-mode N send -X search-reverse",
262
		"bind -Tcopy-mode R send -X rectangle-toggle",
263
		"bind -Tcopy-mode T command-prompt -1p'(jump to backward)' 'send -X jump-to-backward \"%%%\"'",
264
		"bind -Tcopy-mode f command-prompt -1p'(jump forward)' 'send -X jump-forward \"%%%\"'",
265
		"bind -Tcopy-mode g command-prompt -p'(goto line)' 'send -X goto-line \"%%%\"'",
266
		"bind -Tcopy-mode n send -X search-again",
267
		"bind -Tcopy-mode q send -X cancel",
268
		"bind -Tcopy-mode t command-prompt -1p'(jump to forward)' 'send -X jump-to-forward \"%%%\"'",
269
		"bind -Tcopy-mode Home send -X start-of-line",
270
		"bind -Tcopy-mode End send -X end-of-line",
271
		"bind -Tcopy-mode MouseDown1Pane select-pane",
272
		"bind -Tcopy-mode MouseDrag1Pane select-pane\\; send -X begin-selection",
273
		"bind -Tcopy-mode MouseDragEnd1Pane send -X copy-selection-and-cancel",
274
		"bind -Tcopy-mode WheelUpPane select-pane\\; send -N5 -X scroll-up",
275
		"bind -Tcopy-mode WheelDownPane select-pane\\; send -N5 -X scroll-down",
276
		"bind -Tcopy-mode DoubleClick1Pane select-pane\\; send -X select-word",
277
		"bind -Tcopy-mode TripleClick1Pane select-pane\\; send -X select-line",
278
		"bind -Tcopy-mode NPage send -X page-down",
279
		"bind -Tcopy-mode PPage send -X page-up",
280
		"bind -Tcopy-mode Up send -X cursor-up",
281
		"bind -Tcopy-mode Down send -X cursor-down",
282
		"bind -Tcopy-mode Left send -X cursor-left",
283
		"bind -Tcopy-mode Right send -X cursor-right",
284
		"bind -Tcopy-mode M-1 command-prompt -Np'(repeat)' -I1 'send -N \"%%%\"'",
285
		"bind -Tcopy-mode M-2 command-prompt -Np'(repeat)' -I2 'send -N \"%%%\"'",
286
		"bind -Tcopy-mode M-3 command-prompt -Np'(repeat)' -I3 'send -N \"%%%\"'",
287
		"bind -Tcopy-mode M-4 command-prompt -Np'(repeat)' -I4 'send -N \"%%%\"'",
288
		"bind -Tcopy-mode M-5 command-prompt -Np'(repeat)' -I5 'send -N \"%%%\"'",
289
		"bind -Tcopy-mode M-6 command-prompt -Np'(repeat)' -I6 'send -N \"%%%\"'",
290
		"bind -Tcopy-mode M-7 command-prompt -Np'(repeat)' -I7 'send -N \"%%%\"'",
291
		"bind -Tcopy-mode M-8 command-prompt -Np'(repeat)' -I8 'send -N \"%%%\"'",
292
		"bind -Tcopy-mode M-9 command-prompt -Np'(repeat)' -I9 'send -N \"%%%\"'",
293
		"bind -Tcopy-mode M-< send -X history-top",
294
		"bind -Tcopy-mode M-> send -X history-bottom",
295
		"bind -Tcopy-mode M-R send -X top-line",
296
		"bind -Tcopy-mode M-b send -X previous-word",
297
		"bind -Tcopy-mode M-f send -X next-word-end",
298
		"bind -Tcopy-mode M-m send -X back-to-indentation",
299
		"bind -Tcopy-mode M-r send -X middle-line",
300
		"bind -Tcopy-mode M-v send -X page-up",
301
		"bind -Tcopy-mode M-w send -X copy-selection-and-cancel",
302
		"bind -Tcopy-mode M-{ send -X previous-paragraph",
303
		"bind -Tcopy-mode M-} send -X next-paragraph",
304
		"bind -Tcopy-mode M-Up send -X halfpage-up",
305
		"bind -Tcopy-mode M-Down send -X halfpage-down",
306
		"bind -Tcopy-mode C-Up send -X scroll-up",
307
		"bind -Tcopy-mode C-Down send -X scroll-down",
308
309
		"bind -Tcopy-mode-vi C-c send -X cancel",
310
		"bind -Tcopy-mode-vi C-d send -X halfpage-down",
311
		"bind -Tcopy-mode-vi C-e send -X scroll-down",
312
		"bind -Tcopy-mode-vi C-b send -X page-up",
313
		"bind -Tcopy-mode-vi C-f send -X page-down",
314
		"bind -Tcopy-mode-vi C-h send -X cursor-left",
315
		"bind -Tcopy-mode-vi C-j send -X copy-selection-and-cancel",
316
		"bind -Tcopy-mode-vi Enter send -X copy-selection-and-cancel",
317
		"bind -Tcopy-mode-vi C-u send -X halfpage-up",
318
		"bind -Tcopy-mode-vi C-v send -X rectangle-toggle",
319
		"bind -Tcopy-mode-vi C-y send -X scroll-up",
320
		"bind -Tcopy-mode-vi Escape send -X clear-selection",
321
		"bind -Tcopy-mode-vi Space send -X begin-selection",
322
		"bind -Tcopy-mode-vi '$' send -X end-of-line",
323
		"bind -Tcopy-mode-vi , send -X jump-reverse",
324
		"bind -Tcopy-mode-vi / command-prompt -p'(search down)' 'send -X search-forward \"%%%\"'",
325
		"bind -Tcopy-mode-vi 0 send -X start-of-line",
326
		"bind -Tcopy-mode-vi 1 command-prompt -Np'(repeat)' -I1 'send -N \"%%%\"'",
327
		"bind -Tcopy-mode-vi 2 command-prompt -Np'(repeat)' -I2 'send -N \"%%%\"'",
328
		"bind -Tcopy-mode-vi 3 command-prompt -Np'(repeat)' -I3 'send -N \"%%%\"'",
329
		"bind -Tcopy-mode-vi 4 command-prompt -Np'(repeat)' -I4 'send -N \"%%%\"'",
330
		"bind -Tcopy-mode-vi 5 command-prompt -Np'(repeat)' -I5 'send -N \"%%%\"'",
331
		"bind -Tcopy-mode-vi 6 command-prompt -Np'(repeat)' -I6 'send -N \"%%%\"'",
332
		"bind -Tcopy-mode-vi 7 command-prompt -Np'(repeat)' -I7 'send -N \"%%%\"'",
333
		"bind -Tcopy-mode-vi 8 command-prompt -Np'(repeat)' -I8 'send -N \"%%%\"'",
334
		"bind -Tcopy-mode-vi 9 command-prompt -Np'(repeat)' -I9 'send -N \"%%%\"'",
335
		"bind -Tcopy-mode-vi : command-prompt -p'(goto line)' 'send -X goto-line \"%%%\"'",
336
		"bind -Tcopy-mode-vi \\; send -X jump-again",
337
		"bind -Tcopy-mode-vi ? command-prompt -p'(search up)' 'send -X search-backward \"%%%\"'",
338
		"bind -Tcopy-mode-vi A send -X append-selection-and-cancel",
339
		"bind -Tcopy-mode-vi B send -X previous-space",
340
		"bind -Tcopy-mode-vi D send -X copy-end-of-line",
341
		"bind -Tcopy-mode-vi E send -X next-space-end",
342
		"bind -Tcopy-mode-vi F command-prompt -1p'(jump backward)' 'send -X jump-backward \"%%%\"'",
343
		"bind -Tcopy-mode-vi G send -X history-bottom",
344
		"bind -Tcopy-mode-vi H send -X top-line",
345
		"bind -Tcopy-mode-vi J send -X scroll-down",
346
		"bind -Tcopy-mode-vi K send -X scroll-up",
347
		"bind -Tcopy-mode-vi L send -X bottom-line",
348
		"bind -Tcopy-mode-vi M send -X middle-line",
349
		"bind -Tcopy-mode-vi N send -X search-reverse",
350
		"bind -Tcopy-mode-vi T command-prompt -1p'(jump to backward)' 'send -X jump-to-backward \"%%%\"'",
351
		"bind -Tcopy-mode-vi V send -X select-line",
352
		"bind -Tcopy-mode-vi W send -X next-space",
353
		"bind -Tcopy-mode-vi ^ send -X back-to-indentation",
354
		"bind -Tcopy-mode-vi b send -X previous-word",
355
		"bind -Tcopy-mode-vi e send -X next-word-end",
356
		"bind -Tcopy-mode-vi f command-prompt -1p'(jump forward)' 'send -X jump-forward \"%%%\"'",
357
		"bind -Tcopy-mode-vi g send -X history-top",
358
		"bind -Tcopy-mode-vi h send -X cursor-left",
359
		"bind -Tcopy-mode-vi j send -X cursor-down",
360
		"bind -Tcopy-mode-vi k send -X cursor-up",
361
		"bind -Tcopy-mode-vi l send -X cursor-right",
362
		"bind -Tcopy-mode-vi n send -X search-again",
363
		"bind -Tcopy-mode-vi o send -X other-end",
364
		"bind -Tcopy-mode-vi q send -X cancel",
365
		"bind -Tcopy-mode-vi t command-prompt -1p'(jump to forward)' 'send -X jump-to-forward \"%%%\"'",
366
		"bind -Tcopy-mode-vi v send -X rectangle-toggle",
367
		"bind -Tcopy-mode-vi w send -X next-word",
368
		"bind -Tcopy-mode-vi { send -X previous-paragraph",
369
		"bind -Tcopy-mode-vi } send -X next-paragraph",
370
		"bind -Tcopy-mode-vi MouseDown1Pane select-pane",
371
		"bind -Tcopy-mode-vi MouseDrag1Pane select-pane\\; send -X begin-selection",
372
		"bind -Tcopy-mode-vi MouseDragEnd1Pane send -X copy-selection-and-cancel",
373
		"bind -Tcopy-mode-vi WheelUpPane select-pane\\; send -N5 -X scroll-up",
374
		"bind -Tcopy-mode-vi WheelDownPane select-pane\\; send -N5 -X scroll-down",
375
		"bind -Tcopy-mode-vi DoubleClick1Pane select-pane\\; send -X select-word",
376
		"bind -Tcopy-mode-vi TripleClick1Pane select-pane\\; send -X select-line",
377
		"bind -Tcopy-mode-vi BSpace send -X cursor-left",
378
		"bind -Tcopy-mode-vi NPage send -X page-down",
379
		"bind -Tcopy-mode-vi PPage send -X page-up",
380
		"bind -Tcopy-mode-vi Up send -X cursor-up",
381
		"bind -Tcopy-mode-vi Down send -X cursor-down",
382
		"bind -Tcopy-mode-vi Left send -X cursor-left",
383
		"bind -Tcopy-mode-vi Right send -X cursor-right",
384
		"bind -Tcopy-mode-vi C-Up send -X scroll-up",
385
		"bind -Tcopy-mode-vi C-Down send -X scroll-down",
386
	};
387
	u_int		 i;
388
	struct cmd_list	*cmdlist;
389
	char		*cause;
390
391
	for (i = 0; i < nitems(defaults); i++) {
392
		cmdlist = cmd_string_parse(defaults[i], "<default>", i, &cause);
393
		if (cmdlist == NULL)
394
			fatalx("bad default key: %s", defaults[i]);
395
		cmdq_append(NULL, cmdq_get_command(cmdlist, NULL, NULL, 0));
396
		cmd_list_free(cmdlist);
397
	}
398
}
399
400
static enum cmd_retval
401
key_bindings_read_only(struct cmdq_item *item, __unused void *data)
402
{
403
	cmdq_error(item, "client is read-only");
404
	return (CMD_RETURN_ERROR);
405
}
406
407
void
408
key_bindings_dispatch(struct key_binding *bd, struct cmdq_item *item,
409
    struct client *c, struct mouse_event *m, struct cmd_find_state *fs)
410
{
411
	struct cmd		*cmd;
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	struct cmdq_item	*new_item;
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	int			 readonly;
414
415
	readonly = 1;
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	TAILQ_FOREACH(cmd, &bd->cmdlist->list, qentry) {
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		if (!(cmd->entry->flags & CMD_READONLY))
418
			readonly = 0;
419
	}
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	if (!readonly && (c->flags & CLIENT_READONLY))
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		new_item = cmdq_get_callback(key_bindings_read_only, NULL);
422
	else {
423
		new_item = cmdq_get_command(bd->cmdlist, fs, m, 0);
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		if (bd->flags & KEY_BINDING_REPEAT)
425
			new_item->shared->flags |= CMDQ_SHARED_REPEAT;
426
	}
427
	if (item != NULL)
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		cmdq_insert_after(item, new_item);
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	else
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		cmdq_append(c, new_item);
431
}