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Annotation of src/usr.bin/gzsig/util.c, Revision 1.3

1.3     ! tobias      1: /* $OpenBSD: util.c,v 1.2 2005/05/28 08:07:45 marius Exp $ */
1.1       marius      2:
                      3: /*
                      4:  * util.c
                      5:  *
                      6:  * Copyright (c) 2001 Dug Song <dugsong@arbor.net>
                      7:  * Copyright (c) 2001 Arbor Networks, Inc.
                      8:  *
                      9:  *   Redistribution and use in source and binary forms, with or without
                     10:  *   modification, are permitted provided that the following conditions
                     11:  *   are met:
                     12:  *
                     13:  *   1. Redistributions of source code must retain the above copyright
                     14:  *      notice, this list of conditions and the following disclaimer.
                     15:  *   2. Redistributions in binary form must reproduce the above copyright
                     16:  *      notice, this list of conditions and the following disclaimer in the
                     17:  *      documentation and/or other materials provided with the distribution.
                     18:  *   3. The names of the copyright holders may not be used to endorse or
                     19:  *      promote products derived from this software without specific
                     20:  *      prior written permission.
                     21:  *
                     22:  *   THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
                     23:  *   INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
                     24:  *   AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
                     25:  *   THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
                     26:  *   EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
                     27:  *   PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
                     28:  *   OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
                     29:  *   WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
                     30:  *   OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
                     31:  *   ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
                     32:  *
1.2       marius     33:  * $Vendor: util.c,v 1.2 2005/04/01 16:47:31 dugsong Exp $
1.1       marius     34:  */
                     35:
                     36: #include <sys/types.h>
                     37: #include <sys/stat.h>
                     38:
                     39: #include <errno.h>
                     40: #include <stdio.h>
                     41: #include <stdlib.h>
                     42: #include <stdarg.h>
                     43: #include <string.h>
                     44: #include <unistd.h>
                     45:
                     46: #include "util.h"
                     47:
                     48: int
1.3     ! tobias     49: copy_permissions(int srcfd, int dstfd)
1.1       marius     50: {
                     51:        struct stat st;
                     52:
1.3     ! tobias     53:        if (fstat(srcfd, &st) < 0)
1.1       marius     54:                return (-1);
                     55:
1.3     ! tobias     56:        if (fchown(dstfd, st.st_uid, st.st_gid) < 0)
1.1       marius     57:                return (-1);
                     58:
1.3     ! tobias     59:        if (fchmod(dstfd, st.st_mode) < 0)
1.1       marius     60:                return (-1);
                     61:
                     62:        return (0);
                     63: }
                     64:
                     65: void
                     66: fatal(int status, const char *fmt, ...)
                     67: {
                     68:        va_list ap;
                     69:
                     70:        va_start(ap, fmt);
                     71:        vfprintf(stderr, fmt, ap);
                     72:        va_end(ap);
                     73:
                     74:        fprintf(stderr, "\n");
                     75:
                     76:        exit(status);
                     77: }