usr.sbin/mtree/mtree.c

   1 /*-
   2  * Copyright (c) 1989, 1990, 1993
   3  *      The Regents of the University of California.  All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. All advertising materials mentioning features or use of this software
  14  *    must display the following acknowledgement:
  15  *      This product includes software developed by the University of
  16  *      California, Berkeley and its contributors.
  17  * 4. Neither the name of the University nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  *
  33  * @(#) Copyright (c) 1989, 1990, 1993 The Regents of the University of California.  All rights reserved.
  34  * @(#)mtree.c  8.1 (Berkeley) 6/6/93
  35  * $FreeBSD: src/usr.sbin/mtree/mtree.c,v 1.8.2.3 2003/05/07 17:55:17 tobez Exp $
  36  * $DragonFly: src/usr.sbin/mtree/mtree.c,v 1.5 2004/03/15 16:24:22 dillon Exp $
  37  */
  38
  39 #include <sys/param.h>
  40 #include <sys/stat.h>
  41 #include <err.h>
  42 #include <errno.h>
  43 #include <fts.h>
  44 #include <stdio.h>
  45 #include <unistd.h>
  46 #include "mtree.h"
  47 #include "extern.h"
  48
  49 int ftsoptions = FTS_PHYSICAL;
  50 int cflag, dflag, eflag, iflag, nflag, qflag, rflag, sflag, uflag, Uflag;
  51 u_int keys;
  52 char fullpath[MAXPATHLEN];
  53
  54 static void usage(void);
  55
  56 int
  57 main(int argc, char *argv[])
  58 {
  59         int ch;
  60         char *dir, *p;
  61         int status;
  62
  63         dir = NULL;
  64         keys = KEYDEFAULT;
  65         init_excludes();
  66
  67         while ((ch = getopt(argc, argv, "cdef:iK:k:LnPp:qrs:UuxX:")) != -1)
  68                 switch((char)ch) {
  69                 case 'c':
  70                         cflag = 1;
  71                         break;
  72                 case 'd':
  73                         dflag = 1;
  74                         break;
  75                 case 'e':
  76                         eflag = 1;
  77                         break;
  78                 case 'f':
  79                         if (!(freopen(optarg, "r", stdin)))
  80                                 err(1, "%s", optarg);
  81                         break;
  82                 case 'i':
  83                         iflag = 1;
  84                         break;
  85                 case 'K':
  86                         while ((p = strsep(&optarg, " \t,")) != NULL)
  87                                 if (*p != '\0')
  88                                         keys |= parsekey(p, NULL);
  89                         break;
  90                 case 'k':
  91                         keys = F_TYPE;
  92                         while ((p = strsep(&optarg, " \t,")) != NULL)
  93                                 if (*p != '\0')
  94                                         keys |= parsekey(p, NULL);
  95                         break;
  96                 case 'L':
  97                         ftsoptions &= ~FTS_PHYSICAL;
  98                         ftsoptions |= FTS_LOGICAL;
  99                         break;
 100                 case 'n':
 101                         nflag = 1;
 102                         break;
 103                 case 'P':
 104                         ftsoptions &= ~FTS_LOGICAL;
 105                         ftsoptions |= FTS_PHYSICAL;
 106                         break;
 107                 case 'p':
 108                         dir = optarg;
 109                         break;
 110                 case 'q':
 111                         qflag = 1;
 112                         break;
 113                 case 'r':
 114                         rflag = 1;
 115                         break;
 116                 case 's':
 117                         sflag = 1;
 118                         crc_total = ~strtol(optarg, &p, 0);
 119                         if (*p)
 120                                 errx(1, "illegal seed value -- %s", optarg);
 121                         break;
 122                 case 'U':
 123                         Uflag = 1;
 124                         uflag = 1;
 125                         break;
 126                 case 'u':
 127                         uflag = 1;
 128                         break;
 129                 case 'x':
 130                         ftsoptions |= FTS_XDEV;
 131                         break;
 132                 case 'X':
 133                         read_excludes_file(optarg);
 134                         break;
 135                 case '?':
 136                 default:
 137                         usage();
 138                 }
 139         argc -= optind;
 140         argv += optind;
 141
 142         if (argc)
 143                 usage();
 144
 145         if (dir && chdir(dir))
 146                 err(1, "%s", dir);
 147
 148         if ((cflag || sflag) && !getwd(fullpath))
 149                 errx(1, "%s", fullpath);
 150
 151         if (cflag) {
 152                 cwalk();
 153                 exit(0);
 154         }
 155         status = verify();
 156         if (Uflag & (status == MISMATCHEXIT))
 157                 status = 0;
 158         exit(status);
 159 }
 160
 161 static void
 162 usage(void)
 163 {
 164
 165         fprintf(stderr,
 166 "usage: mtree [-LPUcdeinqrux] [-f spec] [-K key] [-k key] [-p path] [-s seed]\n"
 167 "\t[-X excludes]\n");
 168         exit(1);
 169 }