confgen/unix/os.c

/*
 * Copyright (C) 2009, 2016  Internet Systems Consortium, Inc. ("ISC")
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 */

/* $Id: os.c,v 1.3 2009/06/11 23:47:55 tbox Exp $ */

/*! \file */

#include <config.h>

#include <confgen/os.h>

#include <fcntl.h>
#include <unistd.h>
#include <sys/types.h>
#include <pwd.h>
#include <errno.h>
#include <stdio.h>
#include <sys/stat.h>

int
set_user(FILE *fd, const char *user) {
    struct passwd *pw;

    pw = getpwnam(user);
    if (pw == NULL) {
        errno = EINVAL;
        return (-1);
    }
    return (fchown(fileno(fd), pw->pw_uid, -1));
}