2 * Copyright (c) 1990, 1993
3 * The Regents of the University of California. All rights reserved.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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 * 4. 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.
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
32 static const char sccsid[] = "@(#)preen.c 8.5 (Berkeley) 4/28/95";
35 #include <sys/cdefs.h>
36 __FBSDID("$FreeBSD$");
38 #include <sys/param.h>
42 #include <ufs/ufs/dinode.h>
43 #include <ufs/ffs/fs.h>
53 char *blockcheck(char *origname);
57 struct part *next; /* forward link of partitions on disk */
58 char *name; /* device name */
59 char *fsname; /* mounted file system name */
60 long auxdata; /* auxiliary data for application */
61 } *badlist, **badnext = &badlist;
64 char *name; /* disk base name */
65 struct disk *next; /* forward link for list of disks */
66 struct part *part; /* head of list of partitions on disk */
67 int pid; /* If != 0, pid of proc working on */
72 static void addpart(char *name, char *fsname, long auxdata);
73 static struct disk *finddisk(char *name);
74 static int startdisk(struct disk *dk,int (*checkit)(char *, char *, long, int));
77 checkfstab(int preen, int maxrun, int (*docheck)(struct fstab *),
78 int (*chkit)(char *, char *, long, int))
81 struct disk *dk, *nextdisk;
83 int ret, pid, retcode, passno, sumstatus, status;
88 for (passno = 1; passno <= 2; passno++) {
89 if (setfsent() == 0) {
90 fprintf(stderr, "Can't open checklist file: %s\n",
94 while ((fsp = getfsent()) != 0) {
95 if ((auxdata = (*docheck)(fsp)) == 0)
98 (passno == 1 && fsp->fs_passno == 1)) {
99 if ((name = blockcheck(fsp->fs_spec)) != 0) {
100 if ((sumstatus = (*chkit)(name,
101 fsp->fs_file, auxdata, 0)) != 0)
105 } else if (passno == 2 && fsp->fs_passno > 1) {
106 if ((name = blockcheck(fsp->fs_spec)) == NULL) {
107 fprintf(stderr, "BAD DISK NAME %s\n",
112 addpart(name, fsp->fs_file, auxdata);
124 for (passno = 0; passno < maxrun; ++passno) {
125 while ((ret = startdisk(nextdisk, chkit)) && nrun > 0)
129 nextdisk = nextdisk->next;
131 while ((pid = wait(&status)) != -1) {
132 for (dk = disks; dk; dk = dk->next)
136 printf("Unknown pid %d\n", pid);
139 if (WIFEXITED(status))
140 retcode = WEXITSTATUS(status);
143 if (WIFSIGNALED(status)) {
144 printf("%s (%s): EXITED WITH SIGNAL %d\n",
145 dk->part->name, dk->part->fsname,
150 sumstatus |= retcode;
152 badnext = &dk->part->next;
153 dk->part = dk->part->next;
156 dk->part = dk->part->next;
159 if (dk->part == NULL)
162 if (nextdisk == NULL) {
164 while ((ret = startdisk(dk, chkit)) &&
170 } else if (nrun < maxrun && nrun < ndisks) {
172 if ((nextdisk = nextdisk->next) == NULL)
174 if (nextdisk->part != NULL &&
178 while ((ret = startdisk(nextdisk, chkit)) &&
189 fprintf(stderr, "THE FOLLOWING FILE SYSTEM%s HAD AN %s\n\t",
190 badlist->next ? "S" : "", "UNEXPECTED INCONSISTENCY:");
191 for (pt = badlist; pt; pt = pt->next)
192 fprintf(stderr, "%s (%s)%s", pt->name, pt->fsname,
193 pt->next ? ", " : "\n");
203 struct disk *dk, **dkp;
207 p = strrchr(name, '/');
208 p = p == NULL ? name : p + 1;
209 while (*p != '\0' && !isdigit((u_char)*p))
211 while (isdigit((u_char)*p))
213 len = (size_t)(p - name);
214 for (dk = disks, dkp = &disks; dk; dkp = &dk->next, dk = dk->next) {
215 if (strncmp(dk->name, name, len) == 0 &&
219 if ((*dkp = (struct disk *)malloc(sizeof(struct disk))) == NULL) {
220 fprintf(stderr, "out of memory");
224 if ((dk->name = malloc(len + 1)) == NULL) {
225 fprintf(stderr, "out of memory");
228 (void)strncpy(dk->name, name, len);
229 dk->name[len] = '\0';
238 addpart(char *name, char *fsname, long auxdata)
240 struct disk *dk = finddisk(name);
241 struct part *pt, **ppt = &dk->part;
243 for (pt = dk->part; pt; ppt = &pt->next, pt = pt->next)
244 if (strcmp(pt->name, name) == 0) {
245 printf("%s in fstab more than once!\n", name);
248 if ((*ppt = (struct part *)malloc(sizeof(struct part))) == NULL) {
249 fprintf(stderr, "out of memory");
253 if ((pt->name = malloc(strlen(name) + 1)) == NULL) {
254 fprintf(stderr, "out of memory");
257 (void)strcpy(pt->name, name);
258 if ((pt->fsname = malloc(strlen(fsname) + 1)) == NULL) {
259 fprintf(stderr, "out of memory");
262 (void)strcpy(pt->fsname, fsname);
264 pt->auxdata = auxdata;
268 startdisk(struct disk *dk, int (*checkit)(char *, char *, long, int))
270 struct part *pt = dk->part;
278 exit((*checkit)(pt->name, pt->fsname, pt->auxdata, 1));