Annotation of src/usr.bin/tmux/cmd-unbind-key.c, Revision 1.18
1.18 ! nicm 1: /* $OpenBSD: cmd-unbind-key.c,v 1.17 2013/10/10 12:00:24 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:
1.14 nicm 21: #include <stdlib.h>
22:
1.1 nicm 23: #include "tmux.h"
24:
25: /*
26: * Unbind key from command.
27: */
28:
1.16 nicm 29: enum cmd_retval cmd_unbind_key_exec(struct cmd *, struct cmd_q *);
30: enum cmd_retval cmd_unbind_key_table(struct cmd *, struct cmd_q *, int);
1.1 nicm 31:
32: const struct cmd_entry cmd_unbind_key_entry = {
33: "unbind-key", "unbind",
1.10 nicm 34: "acnt:", 0, 1,
1.8 nicm 35: "[-acn] [-t key-table] key",
1.9 nicm 36: 0,
1.1 nicm 37: NULL,
1.9 nicm 38: cmd_unbind_key_exec
1.1 nicm 39: };
40:
1.15 nicm 41: enum cmd_retval
1.16 nicm 42: cmd_unbind_key_exec(struct cmd *self, struct cmd_q *cmdq)
1.1 nicm 43: {
1.9 nicm 44: struct args *args = self->args;
45: struct key_binding *bd;
46: int key;
1.1 nicm 47:
1.13 nicm 48: if (!args_has(args, 'a')) {
1.17 nicm 49: if (args->argc != 1) {
50: cmdq_error(cmdq, "missing key");
51: return (CMD_RETURN_ERROR);
52: }
1.13 nicm 53: key = key_string_lookup_string(args->argv[0]);
54: if (key == KEYC_NONE) {
1.16 nicm 55: cmdq_error(cmdq, "unknown key: %s", args->argv[0]);
1.15 nicm 56: return (CMD_RETURN_ERROR);
1.13 nicm 57: }
1.17 nicm 58: } else {
59: if (args->argc != 0) {
60: cmdq_error(cmdq, "key given with -a");
61: return (CMD_RETURN_ERROR);
62: }
1.13 nicm 63: key = KEYC_NONE;
1.17 nicm 64: }
1.13 nicm 65:
66: if (args_has(args, 't'))
1.16 nicm 67: return (cmd_unbind_key_table(self, cmdq, key));
1.13 nicm 68:
69: if (key == KEYC_NONE) {
1.12 nicm 70: while (!RB_EMPTY(&key_bindings)) {
71: bd = RB_ROOT(&key_bindings);
1.11 nicm 72: key_bindings_remove(bd->key);
1.8 nicm 73: }
1.15 nicm 74: return (CMD_RETURN_NORMAL);
1.9 nicm 75: }
1.1 nicm 76:
1.9 nicm 77: if (!args_has(args, 'n'))
78: key |= KEYC_PREFIX;
79: key_bindings_remove(key);
1.15 nicm 80: return (CMD_RETURN_NORMAL);
1.1 nicm 81: }
82:
1.15 nicm 83: enum cmd_retval
1.16 nicm 84: cmd_unbind_key_table(struct cmd *self, struct cmd_q *cmdq, int key)
1.5 nicm 85: {
1.9 nicm 86: struct args *args = self->args;
87: const char *tablename;
1.5 nicm 88: const struct mode_key_table *mtab;
89: struct mode_key_binding *mbind, mtmp;
90:
1.9 nicm 91: tablename = args_get(args, 't');
92: if ((mtab = mode_key_findtable(tablename)) == NULL) {
1.16 nicm 93: cmdq_error(cmdq, "unknown key table: %s", tablename);
1.15 nicm 94: return (CMD_RETURN_ERROR);
1.13 nicm 95: }
96:
97: if (key == KEYC_NONE) {
98: while (!RB_EMPTY(mtab->tree)) {
99: mbind = RB_ROOT(mtab->tree);
100: RB_REMOVE(mode_key_tree, mtab->tree, mbind);
1.14 nicm 101: free(mbind);
1.13 nicm 102: }
1.15 nicm 103: return (CMD_RETURN_NORMAL);
1.5 nicm 104: }
105:
1.9 nicm 106: mtmp.key = key;
107: mtmp.mode = !!args_has(args, 'c');
1.12 nicm 108: if ((mbind = RB_FIND(mode_key_tree, mtab->tree, &mtmp)) != NULL) {
109: RB_REMOVE(mode_key_tree, mtab->tree, mbind);
1.14 nicm 110: free(mbind);
1.5 nicm 111: }
1.15 nicm 112: return (CMD_RETURN_NORMAL);
1.1 nicm 113: }