usr.bin/innetgr/innetgr.c

   1 /*      $NetBSD: innetgr.c,v 1.6 2007/12/15 19:44:51 perry Exp $        */
   2
   3 /*-
   4  * Copyright (c) 1999 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Christos Zoulas.
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  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  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #include <sys/cdefs.h>
  33 __RCSID("$NetBSD: innetgr.c,v 1.6 2007/12/15 19:44:51 perry Exp $");
  34
  35 #include <stdio.h>
  36 #include <stdlib.h>
  37 #include <unistd.h>
  38 #include <netgroup.h>
  39
  40 static void usage __P((void)) __dead;
  41 int main __P((int, char *[]));
  42
  43 static void
  44 usage()
  45 {
  46
  47         (void)fprintf(stderr,
  48             "usage: %s [-v] [-d domain] [-h host] [-u user] netgroup\n",
  49             getprogname());
  50         exit(2);
  51 }
  52
  53 int
  54 main(argc, argv)
  55         int argc;
  56         char *argv[];
  57 {
  58         int c, ok, verbose = 0;
  59         char *user = NULL;
  60         char *host = NULL;
  61         char *domain = NULL;
  62
  63         while ((c = getopt(argc, argv, "h:u:d:v")) != -1)
  64                 switch (c) {
  65                 case 'u':
  66                         user = optarg;
  67                         break;
  68                 case 'h':
  69                         host = optarg;
  70                         break;
  71                 case 'd':
  72                         domain = optarg;
  73                         break;
  74                 case 'v':
  75                         verbose = 1;
  76                         break;
  77                 default:
  78                         usage();
  79                 }
  80
  81         if (optind >= argc)
  82                 usage();
  83
  84         for(; optind < argc; optind++) {
  85                 ok = innetgr(argv[optind], host, user, domain);
  86                 if (verbose)
  87                         printf("%s: %d\n", argv[optind], ok);
  88                 if (ok)
  89                         return 0;
  90         }
  91         return 1;
  92 }