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/*
* Copyright (c) 1999-2000 Damien Miller. 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.
*
* 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.
*/
#include "includes.h"
RCSID("$Id: bsd-misc.c,v 1.8 2002/06/13 21:34:58 mouring Exp $");
char *get_progname(char *argv0)
{
#ifdef HAVE___PROGNAME
extern char *__progname;
return __progname;
#else
char *p;
if (argv0 == NULL)
return "unknown"; /* XXX */
p = strrchr(argv0, '/');
if (p == NULL)
p = argv0;
else
p++;
return p;
#endif
}
#ifndef HAVE_SETLOGIN
int setlogin(const char *name)
{
return(0);
}
#endif /* !HAVE_SETLOGIN */
#ifndef HAVE_INNETGR
int innetgr(const char *netgroup, const char *host,
const char *user, const char *domain)
{
return(0);
}
#endif /* HAVE_INNETGR */
#if !defined(HAVE_SETEUID) && defined(HAVE_SETREUID)
int seteuid(uid_t euid)
{
return(setreuid(-1,euid));
}
#endif /* !defined(HAVE_SETEUID) && defined(HAVE_SETREUID) */
#if !defined(HAVE_SETEGID) && defined(HAVE_SETRESGID)
int setegid(uid_t egid)
{
return(setresgid(-1,egid,-1));
}
#endif /* !defined(HAVE_SETEGID) && defined(HAVE_SETRESGID) */
#if !defined(HAVE_STRERROR) && defined(HAVE_SYS_ERRLIST) && defined(HAVE_SYS_NERR)
const char *strerror(int e)
{
extern int sys_nerr;
extern char *sys_errlist[];
if ((e >= 0) && (e < sys_nerr))
return(sys_errlist[e]);
else
return("unlisted error");
}
#endif
#ifndef HAVE_UTIMES
int utimes(char *filename, struct timeval *tvp)
{
struct utimbuf ub;
ub.actime = tvp->tv_sec;
ub.modtime = tvp->tv_usec;
return(utime(filename, &ub));
}
#endif
#ifndef HAVE_TRUNCATE
int truncate (const char *path, off_t length)
{
int fd, ret, saverrno;
fd = open(path, O_WRONLY);
if (fd < 0)
return -1;
ret = ftruncate(fd, length);
saverrno = errno;
(void) close (fd);
if (ret == -1)
errno = saverrno;
return(ret);
}
#endif /* HAVE_TRUNCATE */
#if !defined(HAVE_SETGROUPS) && defined(SETGROUPS_NOOP)
/*
* Cygwin setgroups should be a noop.
*/
int
setgroups(size_t size, const gid_t *list)
{
return 0;
}
#endif
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