1/*
2 * Copyright (c) 2016 Nicholas Marriott <[email protected]>
3 *
4 * Permission to use, copy, modify, and distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
7 *
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER
13 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
14 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
15 */
16
17#include <sys/types.h>
18
19#include <errno.h>
20
21#include "compat.h"
22
23#if defined(HAVE_PROGRAM_INVOCATION_SHORT_NAME)
24const char *
25getprogname(void)
26{
27 return (program_invocation_short_name);
28}
29#elif defined(HAVE___PROGNAME)
30const char *
31getprogname(void)
32{
33 extern char *__progname;
34
35 return (__progname);
36}
37#else
38const char *
39getprogname(void)
40{
41 return ("tmux");
42}
43#endif
44