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innetgr.c revision 1.8 
      1 /*	$NetBSD: innetgr.c,v 1.8 2012/03/20 20:34:57 matt 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 1.8 2012/03/20 20:34:57 matt 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(void)
     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(int argc, char *argv[])
     55 {
     56 	int c, ok, verbose = 0;
     57 	char *user = NULL;
     58 	char *host = NULL;
     59 	char *domain = NULL;
     60 
     61 	while ((c = getopt(argc, argv, "h:u:d:v")) != -1)
     62 		switch (c) {
     63 		case 'u':
     64 		   	user = optarg;
     65 			break;
     66 		case 'h':
     67 			host = optarg;
     68 			break;
     69 		case 'd':
     70 			domain = optarg;
     71 			break;
     72 		case 'v':
     73 			verbose = 1;
     74 			break;
     75 		default:
     76 			usage();
     77 		}
     78 
     79 	if (optind >= argc)
     80 		usage();
     81 
     82 	for(; optind < argc; optind++) {
     83 		ok = innetgr(argv[optind], host, user, domain);
     84 		if (verbose)
     85 			printf("%s: %d\n", argv[optind], ok);
     86 		if (ok)
     87 			return 0;
     88 	}
     89 	return 1;
     90 }
     91