xref: /netbsd-src/external/bsd/tmux/dist/cmd-bind-key.c (revision deb6f0161a9109e7de9b519dc8dfb9478668dcdd)
1 /* $OpenBSD$ */
2 
3 /*
4  * Copyright (c) 2007 Nicholas Marriott <nicholas.marriott@gmail.com>
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  * Bind a key to a command.
28  */
29 
30 static enum cmd_retval	cmd_bind_key_exec(struct cmd *, struct cmdq_item *);
31 
32 const struct cmd_entry cmd_bind_key_entry = {
33 	.name = "bind-key",
34 	.alias = "bind",
35 
36 	.args = { "cnrT:", 2, -1 },
37 	.usage = "[-cnr] [-T key-table] key "
38 	         "command [arguments]",
39 
40 	.flags = CMD_AFTERHOOK,
41 	.exec = cmd_bind_key_exec
42 };
43 
44 static enum cmd_retval
45 cmd_bind_key_exec(struct cmd *self, struct cmdq_item *item)
46 {
47 	struct args	*args = self->args;
48 	char		*cause;
49 	struct cmd_list	*cmdlist;
50 	key_code	 key;
51 	const char	*tablename;
52 
53 	key = key_string_lookup_string(args->argv[0]);
54 	if (key == KEYC_NONE || key == KEYC_UNKNOWN) {
55 		cmdq_error(item, "unknown key: %s", args->argv[0]);
56 		return (CMD_RETURN_ERROR);
57 	}
58 
59 	if (args_has(args, 'T'))
60 		tablename = args_get(args, 'T');
61 	else if (args_has(args, 'n'))
62 		tablename = "root";
63 	else
64 		tablename = "prefix";
65 
66 	cmdlist = cmd_list_parse(args->argc - 1, args->argv + 1, NULL, 0,
67 	    &cause);
68 	if (cmdlist == NULL) {
69 		cmdq_error(item, "%s", cause);
70 		free(cause);
71 		return (CMD_RETURN_ERROR);
72 	}
73 
74 	key_bindings_add(tablename, key, args_has(args, 'r'), cmdlist);
75 	return (CMD_RETURN_NORMAL);
76 }
77