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