mirror of https://github.com/tmux/tmux.git
135 lines
3.0 KiB
C
135 lines
3.0 KiB
C
/* $Id: cmd-bind-key.c,v 1.9 2008-06-02 18:08:16 nicm Exp $ */
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/*
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* Copyright (c) 2007 Nicholas Marriott <nicm@users.sourceforge.net>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
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* IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
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* OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <sys/types.h>
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#include <getopt.h>
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#include "tmux.h"
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/*
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* Bind a key to a command, this recurses through cmd_*.
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*/
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int cmd_bind_key_parse(struct cmd *, void **, int, char **, char **);
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void cmd_bind_key_exec(void *, struct cmd_ctx *);
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void cmd_bind_key_send(void *, struct buffer *);
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void cmd_bind_key_recv(void **, struct buffer *);
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void cmd_bind_key_free(void *);
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struct cmd_bind_key_data {
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int key;
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struct cmd *cmd;
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};
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const struct cmd_entry cmd_bind_key_entry = {
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"bind-key", "bind",
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"key command [arguments]",
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0,
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cmd_bind_key_parse,
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cmd_bind_key_exec,
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cmd_bind_key_send,
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cmd_bind_key_recv,
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cmd_bind_key_free
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};
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int
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cmd_bind_key_parse(
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struct cmd *self, void **ptr, int argc, char **argv, char **cause)
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{
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struct cmd_bind_key_data *data;
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int opt;
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*ptr = data = xmalloc(sizeof *data);
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data->cmd = NULL;
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while ((opt = getopt(argc, argv, "")) != EOF) {
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switch (opt) {
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default:
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goto usage;
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}
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}
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argc -= optind;
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argv += optind;
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if (argc < 1)
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goto usage;
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if ((data->key = key_string_lookup_string(argv[0])) == KEYC_NONE) {
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xasprintf(cause, "unknown key: %s", argv[0]);
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goto error;
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}
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argc--;
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argv++;
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if ((data->cmd = cmd_parse(argc, argv, cause)) == NULL)
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goto error;
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return (0);
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usage:
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usage(cause, "%s %s", self->entry->name, self->entry->usage);
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error:
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cmd_bind_key_free(data);
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return (-1);
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}
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void
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cmd_bind_key_exec(void *ptr, unused struct cmd_ctx *ctx)
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{
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struct cmd_bind_key_data *data = ptr;
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if (data == NULL)
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return;
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key_bindings_add(data->key, data->cmd);
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data->cmd = NULL; /* avoid free */
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if (ctx->cmdclient != NULL)
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server_write_client(ctx->cmdclient, MSG_EXIT, NULL, 0);
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}
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void
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cmd_bind_key_send(void *ptr, struct buffer *b)
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{
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struct cmd_bind_key_data *data = ptr;
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buffer_write(b, data, sizeof *data);
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cmd_send(data->cmd, b);
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}
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void
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cmd_bind_key_recv(void **ptr, struct buffer *b)
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{
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struct cmd_bind_key_data *data;
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*ptr = data = xmalloc(sizeof *data);
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buffer_read(b, data, sizeof *data);
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data->cmd = cmd_recv(b);
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}
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void
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cmd_bind_key_free(void *ptr)
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{
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struct cmd_bind_key_data *data = ptr;
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if (data->cmd != NULL)
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cmd_free(data->cmd);
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xfree(data);
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}
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