| /* |
| * 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 1.9 2002/07/03 23:50:00 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[0]->tv_sec; |
| ub.modtime = tvp[1]->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 |
| |