81 lines
2.3 KiB
C
81 lines
2.3 KiB
C
/* $NetBSD: netgroup.c,v 1.9 2016/09/03 05:58:30 dholland Exp $ */
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/*-
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* Copyright (c) 1999 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Christos Zoulas.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__RCSID("$NetBSD: netgroup.c,v 1.9 2016/09/03 05:58:30 dholland Exp $");
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <netgroup.h>
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static __dead void
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usage(void)
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{
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(void)fprintf(stderr, "usage: %s [-hud] <netgroup>\n", getprogname());
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exit(1);
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}
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int
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main(int argc, char *argv[])
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{
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int c, i = 0;
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const char *p[3];
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while ((c = getopt(argc, argv, "hud")) != -1)
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switch (c) {
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case 'h':
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i = 0;
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break;
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case 'u':
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i = 1;
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break;
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case 'd':
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i = 2;
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break;
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default:
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usage();
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}
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if (optind >= argc)
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usage();
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for(; optind < argc; optind++) {
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setnetgrent(argv[optind]);
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while (getnetgrent(&p[0], &p[1], &p[2]))
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if (p[i])
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printf("%s\n", p[i]);
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endnetgrent();
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}
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return 0;
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}
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