1/* $NetBSD: os.c,v 1.2.6.1 2012/06/05 21:15:53 bouyer Exp $ */ 2 3/* 4 * Copyright (C) 2009 Internet Systems Consortium, Inc. ("ISC") 5 * 6 * Permission to use, copy, modify, and/or distribute this software for any 7 * purpose with or without fee is hereby granted, provided that the above 8 * copyright notice and this permission notice appear in all copies. 9 * 10 * THE SOFTWARE IS PROVIDED "AS IS" AND ISC DISCLAIMS ALL WARRANTIES WITH 11 * REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY 12 * AND FITNESS. IN NO EVENT SHALL ISC BE LIABLE FOR ANY SPECIAL, DIRECT, 13 * INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM 14 * LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE 15 * OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR 16 * PERFORMANCE OF THIS SOFTWARE. 17 */ 18 19/* Id: os.c,v 1.3 2009/06/11 23:47:55 tbox Exp */ 20 21/*! \file */ 22 23#include <config.h> 24 25#include <confgen/os.h> 26 27#include <fcntl.h> 28#include <unistd.h> 29#include <sys/types.h> 30#include <pwd.h> 31#include <errno.h> 32#include <stdio.h> 33#include <sys/stat.h> 34 35int 36set_user(FILE *fd, const char *user) { 37 struct passwd *pw; 38 39 pw = getpwnam(user); 40 if (pw == NULL) { 41 errno = EINVAL; 42 return (-1); 43 } 44 return (fchown(fileno(fd), pw->pw_uid, -1)); 45} 46