Portable build framework for OpenNTPD
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/*
* Copyright (c) 1999-2004 Damien Miller <djm@mindrot.org>
*
* 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 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 <string.h>
#ifndef HAVE___PROGNAME
char *__progname;
#endif
/*
* NB. duplicate __progname in case it is an alias for argv[0]
* Otherwise it may get clobbered by setproctitle()
*/
char *get_progname(char *argv0)
{
#ifdef HAVE___PROGNAME
extern char *__progname;
return strdup(__progname);
#else
char *p;
if (argv0 == NULL)
return ("unknown"); /* XXX */
p = strrchr(argv0, '/');
if (p == NULL)
p = argv0;
else
p++;
return (strdup(p));
#endif
}