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tmux 2.4

    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: 
   23: #include "tmux.h"
   24: 
   25: /*
   26:  * Unbind key from command.
   27:  */
   28: 
   29: static enum cmd_retval	cmd_unbind_key_exec(struct cmd *, struct cmdq_item *);
   30: 
   31: const struct cmd_entry cmd_unbind_key_entry = {
   32: 	.name = "unbind-key",
   33: 	.alias = "unbind",
   34: 
   35: 	.args = { "anT:", 0, 1 },
   36: 	.usage = "[-an] [-T key-table] key",
   37: 
   38: 	.flags = CMD_AFTERHOOK,
   39: 	.exec = cmd_unbind_key_exec
   40: };
   41: 
   42: static enum cmd_retval
   43: cmd_unbind_key_exec(struct cmd *self, struct cmdq_item *item)
   44: {
   45: 	struct args	*args = self->args;
   46: 	key_code	 key;
   47: 	const char	*tablename;
   48: 
   49: 	if (!args_has(args, 'a')) {
   50: 		if (args->argc != 1) {
   51: 			cmdq_error(item, "missing key");
   52: 			return (CMD_RETURN_ERROR);
   53: 		}
   54: 		key = key_string_lookup_string(args->argv[0]);
   55: 		if (key == KEYC_NONE || key == KEYC_UNKNOWN) {
   56: 			cmdq_error(item, "unknown key: %s", args->argv[0]);
   57: 			return (CMD_RETURN_ERROR);
   58: 		}
   59: 	} else {
   60: 		if (args->argc != 0) {
   61: 			cmdq_error(item, "key given with -a");
   62: 			return (CMD_RETURN_ERROR);
   63: 		}
   64: 		key = KEYC_UNKNOWN;
   65: 	}
   66: 
   67: 	if (key == KEYC_UNKNOWN) {
   68: 		tablename = args_get(args, 'T');
   69: 		if (tablename == NULL) {
   70: 			key_bindings_remove_table("root");
   71: 			key_bindings_remove_table("prefix");
   72: 			return (CMD_RETURN_NORMAL);
   73: 		}
   74: 		if (key_bindings_get_table(tablename, 0) == NULL) {
   75: 			cmdq_error(item, "table %s doesn't exist", tablename);
   76: 			return (CMD_RETURN_ERROR);
   77: 		}
   78: 		key_bindings_remove_table(tablename);
   79: 		return (CMD_RETURN_NORMAL);
   80: 	}
   81: 
   82: 	if (args_has(args, 'T')) {
   83: 		tablename = args_get(args, 'T');
   84: 		if (key_bindings_get_table(tablename, 0) == NULL) {
   85: 			cmdq_error(item, "table %s doesn't exist", tablename);
   86: 			return (CMD_RETURN_ERROR);
   87: 		}
   88: 	} else if (args_has(args, 'n'))
   89: 		tablename = "root";
   90: 	else
   91: 		tablename = "prefix";
   92: 	key_bindings_remove(tablename, key);
   93: 	return (CMD_RETURN_NORMAL);
   94: }