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innetgr.c revision 1.6 
      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  * 3. All advertising materials mentioning features or use of this software
     19  *    must display the following acknowledgement:
     20  *        This product includes software developed by the NetBSD
     21  *        Foundation, Inc. and its contributors.
     22  * 4. Neither the name of The NetBSD Foundation nor the names of its
     23  *    contributors may be used to endorse or promote products derived
     24  *    from this software without specific prior written permission.
     25  *
     26  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     27  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     28  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     29  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     30  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     31  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     32  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     33  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     34  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     35  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     36  * POSSIBILITY OF SUCH DAMAGE.
     37  */
     38 
     39 #include <sys/cdefs.h>
     40 __RCSID("$NetBSD: innetgr.c,v 1.6 2007/12/15 19:44:51 perry Exp $");
     41 
     42 #include <stdio.h>
     43 #include <stdlib.h>
     44 #include <unistd.h>
     45 #include <netgroup.h>
     46 
     47 static void usage __P((void)) __dead;
     48 int main __P((int, char *[]));
     49 
     50 static void
     51 usage()
     52 {
     53 
     54 	(void)fprintf(stderr,
     55 	    "usage: %s [-v] [-d domain] [-h host] [-u user] netgroup\n",
     56 	    getprogname());
     57 	exit(2);
     58 }
     59 
     60 int
     61 main(argc, argv)
     62 	int argc;
     63 	char *argv[];
     64 {
     65 	int c, ok, verbose = 0;
     66 	char *user = NULL;
     67 	char *host = NULL;
     68 	char *domain = NULL;
     69 
     70 	while ((c = getopt(argc, argv, "h:u:d:v")) != -1)
     71 		switch (c) {
     72 		case 'u':
     73 		   	user = optarg;
     74 			break;
     75 		case 'h':
     76 			host = optarg;
     77 			break;
     78 		case 'd':
     79 			domain = optarg;
     80 			break;
     81 		case 'v':
     82 			verbose = 1;
     83 			break;
     84 		default:
     85 			usage();
     86 		}
     87 
     88 	if (optind >= argc)
     89 		usage();
     90 
     91 	for(; optind < argc; optind++) {
     92 		ok = innetgr(argv[optind], host, user, domain);
     93 		if (verbose)
     94 			printf("%s: %d\n", argv[optind], ok);
     95 		if (ok)
     96 			return 0;
     97 	}
     98 	return 1;
     99 }
    100