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setprogname.c
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setprogname.c
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/* $NetBSD: setprogname.c,v 1.3 2004/08/23 03:32:12 jlam Exp $ */
/*
* Copyright (c) 2001 Christopher G. Demetriou
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed for the
* NetBSD Project. See http://www.NetBSD.org/ for
* information about NetBSD.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* <<Id: LICENSE,v 1.2 2000/06/14 15:57:33 cgd Exp>>
*/
#include <nbcompat.h>
#include <nbcompat/cdefs.h>
#if defined(LIBC_SCCS) && !defined(lint)
__RCSID("$NetBSD: setprogname.c,v 1.3 2004/08/23 03:32:12 jlam Exp $");
#endif /* LIBC_SCCS and not lint */
/* In NetBSD, the program name is set by crt0. It can't be overridden. */
#undef REALLY_SET_PROGNAME
#define REALLY_SET_PROGNAME
#if 0
#include "namespace.h"
#endif
#include <nbcompat/stdlib.h>
#ifdef REALLY_SET_PROGNAME
#include <nbcompat/string.h>
static const char *__progname = "<unset_progname>";
#endif
#if 0
#ifdef __weak_alias
__weak_alias(getprogname,_getprogname)
#endif
#endif
/*ARGSUSED*/
void
setprogname(const char *progname)
{
#ifdef REALLY_SET_PROGNAME
__progname = strrchr(progname, '/');
if (__progname == NULL)
__progname = progname;
else
__progname++;
#endif
}
const char *
getprogname(void)
{
return (__progname);
}