Annotation of src/usr.bin/tmux/cmd-unbind-key.c, Revision 1.5
1.5 ! nicm 1: /* $OpenBSD: cmd-unbind-key.c,v 1.4 2009/07/26 12:58:44 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 "tmux.h"
22:
23: /*
24: * Unbind key from command.
25: */
26:
27: int cmd_unbind_key_parse(struct cmd *, int, char **, char **);
28: int cmd_unbind_key_exec(struct cmd *, struct cmd_ctx *);
29: void cmd_unbind_key_free(struct cmd *);
30:
1.5 ! nicm 31: int cmd_unbind_key_table(struct cmd *, struct cmd_ctx *);
! 32:
1.1 nicm 33: struct cmd_unbind_key_data {
34: int key;
1.5 ! nicm 35:
! 36: int command_key;
! 37: char *tablename;
1.1 nicm 38: };
39:
40: const struct cmd_entry cmd_unbind_key_entry = {
41: "unbind-key", "unbind",
1.5 ! nicm 42: "[-cn] [-t key-table] key",
1.2 nicm 43: 0, 0,
1.1 nicm 44: NULL,
45: cmd_unbind_key_parse,
46: cmd_unbind_key_exec,
47: cmd_unbind_key_free,
48: NULL
49: };
50:
51: int
52: cmd_unbind_key_parse(struct cmd *self, int argc, char **argv, char **cause)
53: {
54: struct cmd_unbind_key_data *data;
1.3 nicm 55: int opt, no_prefix = 0;
1.1 nicm 56:
57: self->data = data = xmalloc(sizeof *data);
1.5 ! nicm 58: data->command_key = 0;
! 59: data->tablename = NULL;
1.1 nicm 60:
1.5 ! nicm 61: while ((opt = getopt(argc, argv, "cnt:")) != -1) {
1.1 nicm 62: switch (opt) {
1.5 ! nicm 63: case 'c':
! 64: data->command_key = 1;
! 65: break;
1.3 nicm 66: case 'n':
67: no_prefix = 1;
68: break;
1.5 ! nicm 69: case 't':
! 70: data->tablename = xstrdup(optarg);
! 71: break;
1.1 nicm 72: default:
73: goto usage;
74: }
75: }
76: argc -= optind;
77: argv += optind;
78: if (argc != 1)
79: goto usage;
80:
81: if ((data->key = key_string_lookup_string(argv[0])) == KEYC_NONE) {
82: xasprintf(cause, "unknown key: %s", argv[0]);
83: goto error;
84: }
1.3 nicm 85: if (!no_prefix)
86: data->key |= KEYC_PREFIX;
1.1 nicm 87:
88: return (0);
89:
90: usage:
91: xasprintf(cause, "usage: %s %s", self->entry->name, self->entry->usage);
92:
93: error:
94: xfree(data);
95: return (-1);
96: }
97:
98: int
99: cmd_unbind_key_exec(struct cmd *self, unused struct cmd_ctx *ctx)
100: {
101: struct cmd_unbind_key_data *data = self->data;
102:
103: if (data == NULL)
104: return (0);
1.5 ! nicm 105: if (data->tablename != NULL)
! 106: return (cmd_unbind_key_table(self, ctx));
1.1 nicm 107:
108: key_bindings_remove(data->key);
109:
110: return (0);
111: }
112:
1.5 ! nicm 113: int
! 114: cmd_unbind_key_table(struct cmd *self, struct cmd_ctx *ctx)
! 115: {
! 116: struct cmd_unbind_key_data *data = self->data;
! 117: const struct mode_key_table *mtab;
! 118: struct mode_key_binding *mbind, mtmp;
! 119:
! 120: if ((mtab = mode_key_findtable(data->tablename)) == NULL) {
! 121: ctx->error(ctx, "unknown key table: %s", data->tablename);
! 122: return (-1);
! 123: }
! 124:
! 125: mtmp.key = data->key & ~KEYC_PREFIX;
! 126: mtmp.mode = data->command_key ? 1 : 0;
! 127: if ((mbind = SPLAY_FIND(mode_key_tree, mtab->tree, &mtmp)) != NULL) {
! 128: SPLAY_REMOVE(mode_key_tree, mtab->tree, mbind);
! 129: xfree(mbind);
! 130: }
! 131: return (0);
! 132: }
! 133:
1.1 nicm 134: void
135: cmd_unbind_key_free(struct cmd *self)
136: {
137: struct cmd_unbind_key_data *data = self->data;
138:
1.5 ! nicm 139: if (data->tablename != NULL)
! 140: xfree(data->tablename);
1.1 nicm 141: xfree(data);
142: }