xref: /openbsd-src/usr.sbin/mtree/mtree.c (revision b2ea75c1b17e1a9a339660e7ed45cd24946b230e)
1 /*	$OpenBSD: mtree.c,v 1.12 2001/08/10 02:37:14 millert Exp $	*/
2 /*	$NetBSD: mtree.c,v 1.7 1996/09/05 23:29:22 thorpej Exp $	*/
3 
4 /*-
5  * Copyright (c) 1989, 1990, 1993
6  *	The Regents of the University of California.  All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  * 3. All advertising materials mentioning features or use of this software
17  *    must display the following acknowledgement:
18  *	This product includes software developed by the University of
19  *	California, Berkeley and its contributors.
20  * 4. Neither the name of the University nor the names of its contributors
21  *    may be used to endorse or promote products derived from this software
22  *    without specific prior written permission.
23  *
24  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34  * SUCH DAMAGE.
35  */
36 
37 #ifndef lint
38 static const char copyright[] =
39 "@(#) Copyright (c) 1989, 1990, 1993\n\
40 	The Regents of the University of California.  All rights reserved.\n";
41 #endif /* not lint */
42 
43 #ifndef lint
44 #if 0
45 static const char sccsid[] = "@(#)mtree.c	8.1 (Berkeley) 6/6/93";
46 #else
47 static const char rcsid[] = "$OpenBSD: mtree.c,v 1.12 2001/08/10 02:37:14 millert Exp $";
48 #endif
49 #endif /* not lint */
50 
51 #include <sys/param.h>
52 #include <sys/stat.h>
53 #include <errno.h>
54 #include <unistd.h>
55 #include <stdio.h>
56 #include <fts.h>
57 #include "mtree.h"
58 #include "extern.h"
59 
60 extern u_int32_t crc_total;
61 
62 int ftsoptions = FTS_PHYSICAL;
63 int cflag, dflag, eflag, iflag, nflag, qflag, rflag, sflag, tflag, uflag, Uflag;
64 u_int keys;
65 char fullpath[MAXPATHLEN];
66 
67 static void usage __P((void));
68 
69 int
70 main(argc, argv)
71 	int argc;
72 	char *argv[];
73 {
74 	extern int optind;
75 	extern char *optarg;
76 	int ch;
77 	char *dir, *p;
78 	int status;
79 
80 	dir = NULL;
81 	keys = KEYDEFAULT;
82 	while ((ch = getopt(argc, argv, "cdef:iK:k:np:qrs:tUux")) != -1)
83 		switch((char)ch) {
84 		case 'c':
85 			cflag = 1;
86 			break;
87 		case 'd':
88 			dflag = 1;
89 			break;
90 		case 'e':
91 			eflag = 1;
92 			break;
93 		case 'f':
94 			if (!(freopen(optarg, "r", stdin)))
95 				error("%s: %s", optarg, strerror(errno));
96 			break;
97 		case 'i':
98 			iflag = 1;
99 			break;
100 		case 'K':
101 			while ((p = strsep(&optarg, " \t,")) != NULL)
102 				if (*p != '\0')
103 					keys |= parsekey(p, NULL);
104 			break;
105 		case 'k':
106 			keys = F_TYPE;
107 			while ((p = strsep(&optarg, " \t,")) != NULL)
108 				if (*p != '\0')
109 					keys |= parsekey(p, NULL);
110 			break;
111 		case 'n':
112 			nflag = 1;
113 			break;
114 		case 'p':
115 			dir = optarg;
116 			break;
117 		case 'q':
118 			qflag = 1;
119 			break;
120 		case 'r':
121 			rflag = 1;
122 			break;
123 		case 's':
124 			sflag = 1;
125 			crc_total = ~strtol(optarg, &p, 0);
126 			if (*p)
127 				error("illegal seed value -- %s", optarg);
128 		case 't':
129 			tflag = 1;
130 			break;
131 		case 'U':
132 			Uflag = 1;
133 			uflag = 1;
134 			break;
135 		case 'u':
136 			uflag = 1;
137 			break;
138 		case 'x':
139 			ftsoptions |= FTS_XDEV;
140 			break;
141 		case '?':
142 		default:
143 			usage();
144 		}
145 	argc -= optind;
146 	argv += optind;
147 
148 	if (argc)
149 		usage();
150 
151 	if (dir && chdir(dir))
152 		error("%s: %s", dir, strerror(errno));
153 
154 	if ((cflag || sflag) && !getcwd(fullpath, sizeof fullpath))
155 		error("getcwd: %s", strerror(errno));
156 
157 	if (cflag) {
158 		cwalk();
159 		exit(0);
160 	}
161 	status = verify();
162 	if (Uflag & (status == MISMATCHEXIT))
163 		status = 0;
164 	exit(status);
165 }
166 
167 static void
168 usage()
169 {
170 	(void)fprintf(stderr,
171 "usage: mtree [-cdeinqrtUux] [-f spec] [-K key] [-k key] [-p path] [-s seed]\n");
172 	exit(1);
173 }
174