119 lines
3.1 KiB
C
119 lines
3.1 KiB
C
/*
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* Copyright (c) 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2009, 2013
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* The President and Fellows of Harvard College.
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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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* 3. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <assert.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <err.h>
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#include "compat.h"
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#include "disk.h"
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#include "sfs.h"
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#include "sb.h"
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#include "freemap.h"
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#include "inode.h"
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#include "passes.h"
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#include "main.h"
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static int badness=0;
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/*
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* Update the badness state. (codes are in main.h)
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*
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* The badness state only gets worse, and is ultimately the process
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* exit code.
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*/
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void
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setbadness(int code)
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{
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if (badness < code) {
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badness = code;
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}
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}
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/*
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* Main.
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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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#ifdef HOST
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hostcompat_init(argc, argv);
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#endif
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/* FUTURE: add -n option */
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if (argc!=2) {
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errx(EXIT_USAGE, "Usage: sfsck device/diskfile");
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}
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opendisk(argv[1]);
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sfs_setup();
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sb_load();
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sb_check();
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freemap_setup();
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printf("Phase 1 -- check blocks and sizes\n");
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pass1();
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freemap_check();
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printf("Phase 2 -- check directory tree\n");
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inode_sorttable();
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pass2();
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printf("Phase 3 -- check reference counts\n");
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inode_adjust_filelinks();
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closedisk();
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warnx("%lu blocks used (of %lu); %lu directories; %lu files",
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freemap_blocksused(), (unsigned long)sb_totalblocks(),
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pass1_founddirs(), pass1_foundfiles());
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switch (badness) {
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case EXIT_USAGE:
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case EXIT_FATAL:
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default:
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/* not supposed to happen here */
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assert(0);
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break;
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case EXIT_UNRECOV:
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warnx("WARNING - unrecoverable errors. Maybe try again?");
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break;
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case EXIT_RECOV:
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warnx("Caution - filesystem modified. Run again for luck.");
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break;
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case EXIT_CLEAN:
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break;
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}
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return badness;
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}
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