1/* 2 * Copyright (c) 2016 Nicholas Marriott <nicholas.marriott@gmail.com> 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