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/* $OpenBSD: cmd-bind-key.c,v 1.4 2009/07/26 12:58:44 nicm Exp $ */
/*
* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <sys/types.h>
#include "tmux.h"
/*
* Bind a key to a command, this recurses through cmd_*.
*/
int cmd_bind_key_parse(struct cmd *, int, char **, char **);
int cmd_bind_key_exec(struct cmd *, struct cmd_ctx *);
void cmd_bind_key_free(struct cmd *);
size_t cmd_bind_key_print(struct cmd *, char *, size_t);
struct cmd_bind_key_data {
int key;
int can_repeat;
struct cmd_list *cmdlist;
};
const struct cmd_entry cmd_bind_key_entry = {
"bind-key", "bind",
"[-nr] key command [arguments]",
0, 0,
NULL,
cmd_bind_key_parse,
cmd_bind_key_exec,
cmd_bind_key_free,
cmd_bind_key_print
};
int
cmd_bind_key_parse(struct cmd *self, int argc, char **argv, char **cause)
{
struct cmd_bind_key_data *data;
int opt, no_prefix = 0;
self->data = data = xmalloc(sizeof *data);
data->can_repeat = 0;
data->cmdlist = NULL;
while ((opt = getopt(argc, argv, "nr")) != -1) {
switch (opt) {
case 'n':
no_prefix = 1;
break;
case 'r':
data->can_repeat = 1;
break;
default:
goto usage;
}
}
argc -= optind;
argv += optind;
if (argc < 1)
goto usage;
if ((data->key = key_string_lookup_string(argv[0])) == KEYC_NONE) {
xasprintf(cause, "unknown key: %s", argv[0]);
goto error;
}
if (!no_prefix)
data->key |= KEYC_PREFIX;
argc--;
argv++;
if ((data->cmdlist = cmd_list_parse(argc, argv, cause)) == NULL)
goto error;
return (0);
usage:
xasprintf(cause, "usage: %s %s", self->entry->name, self->entry->usage);
error:
self->entry->free(self);
return (-1);
}
int
cmd_bind_key_exec(struct cmd *self, unused struct cmd_ctx *ctx)
{
struct cmd_bind_key_data *data = self->data;
if (data == NULL)
return (0);
key_bindings_add(data->key, data->can_repeat, data->cmdlist);
data->cmdlist = NULL; /* avoid free */
return (0);
}
void
cmd_bind_key_free(struct cmd *self)
{
struct cmd_bind_key_data *data = self->data;
if (data->cmdlist != NULL)
cmd_list_free(data->cmdlist);
xfree(data);
}
size_t
cmd_bind_key_print(struct cmd *self, char *buf, size_t len)
{
struct cmd_bind_key_data *data = self->data;
size_t off = 0;
const char *skey;
off += xsnprintf(buf, len, "%s", self->entry->name);
if (data == NULL)
return (off);
if (off < len) {
skey = key_string_lookup_key(data->key);
off += xsnprintf(buf + off, len - off, " %s ", skey);
}
if (off < len)
off += cmd_list_print(data->cmdlist, buf + off, len - off);
return (off);
}
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