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8fade26 Imported Upstream version 1.1
Karl Ferdinand Ebert authored Nov 22, 2009
1 /* $Id: cmd-has-session.c,v 1.14 2009/07/28 22:12:16 tcunha Exp $ */
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 * Cause client to report an error and exit with 1 if session doesn't exist.
25 */
26
27 int cmd_has_session_exec(struct cmd *, struct cmd_ctx *);
28
29 const struct cmd_entry cmd_has_session_entry = {
30 "has-session", "has",
31 CMD_TARGET_SESSION_USAGE,
32 0, 0,
33 cmd_target_init,
34 cmd_target_parse,
35 cmd_has_session_exec,
36 cmd_target_free,
37 cmd_target_print
38 };
39
40 int
41 cmd_has_session_exec(struct cmd *self, struct cmd_ctx *ctx)
42 {
43 struct cmd_target_data *data = self->data;
44
45 if (cmd_find_session(ctx, data->target) == NULL)
46 return (-1);
47
48 return (0);
49 }
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