de85bb46bf
time. This caused differences in the nanosecond portion of the time to screwup the logic and made mtree think it should compare the modtime even though "time" wasn't specified. The end result is that mtree couldn't deal with procfs because procfs sets the mtime with high accuracy via microtime().
272 lines
6.8 KiB
C
272 lines
6.8 KiB
C
/*-
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* Copyright (c) 1989, 1993
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* The Regents of the University of California. All rights reserved.
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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. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. 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 REGENTS 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 REGENTS 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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#ifndef lint
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static char sccsid[] = "@(#)compare.c 8.1 (Berkeley) 6/6/93";
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#endif /* not lint */
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#include <sys/param.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <fts.h>
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#include <errno.h>
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#include <stdio.h>
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#include <time.h>
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#include <unistd.h>
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#include "mtree.h"
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#include "extern.h"
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extern int uflag;
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static char *ftype __P((u_int));
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#define INDENTNAMELEN 8
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#define LABEL \
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if (!label++) { \
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len = printf("%s: ", RP(p)); \
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if (len > INDENTNAMELEN) { \
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tab = "\t"; \
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(void)printf("\n"); \
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} else { \
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tab = ""; \
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(void)printf("%*s", INDENTNAMELEN - (int)len, ""); \
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} \
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}
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int
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compare(name, s, p)
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char *name;
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register NODE *s;
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register FTSENT *p;
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{
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extern int uflag;
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u_long len, val;
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int fd, label;
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char *cp, *tab = "";
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label = 0;
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switch(s->type) {
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case F_BLOCK:
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if (!S_ISBLK(p->fts_statp->st_mode))
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goto typeerr;
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break;
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case F_CHAR:
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if (!S_ISCHR(p->fts_statp->st_mode))
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goto typeerr;
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break;
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case F_DIR:
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if (!S_ISDIR(p->fts_statp->st_mode))
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goto typeerr;
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break;
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case F_FIFO:
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if (!S_ISFIFO(p->fts_statp->st_mode))
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goto typeerr;
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break;
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case F_FILE:
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if (!S_ISREG(p->fts_statp->st_mode))
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goto typeerr;
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break;
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case F_LINK:
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if (!S_ISLNK(p->fts_statp->st_mode))
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goto typeerr;
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break;
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case F_SOCK:
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if (!S_ISSOCK(p->fts_statp->st_mode)) {
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typeerr: LABEL;
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(void)printf("\ttype (%s, %s)\n",
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ftype(s->type), inotype(p->fts_statp->st_mode));
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}
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break;
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}
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/* Set the uid/gid first, then set the mode. */
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if (s->flags & (F_UID | F_UNAME) && s->st_uid != p->fts_statp->st_uid) {
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LABEL;
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(void)printf("%suser (%lu, %lu",
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tab, s->st_uid, p->fts_statp->st_uid);
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if (uflag)
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if (chown(p->fts_accpath, s->st_uid, -1))
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(void)printf(", not modified: %s)\n",
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strerror(errno));
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else
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(void)printf(", modified)\n");
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else
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(void)printf(")\n");
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tab = "\t";
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}
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if (s->flags & (F_GID | F_GNAME) && s->st_gid != p->fts_statp->st_gid) {
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LABEL;
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(void)printf("%sgid (%lu, %lu",
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tab, s->st_gid, p->fts_statp->st_gid);
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if (uflag)
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if (chown(p->fts_accpath, -1, s->st_gid))
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(void)printf(", not modified: %s)\n",
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strerror(errno));
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else
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(void)printf(", modified)\n");
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else
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(void)printf(")\n");
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tab = "\t";
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}
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if (s->flags & F_MODE &&
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s->st_mode != (p->fts_statp->st_mode & MBITS)) {
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LABEL;
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(void)printf("%spermissions (%#o, %#o",
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tab, s->st_mode, p->fts_statp->st_mode & MBITS);
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if (uflag)
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if (chmod(p->fts_accpath, s->st_mode))
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(void)printf(", not modified: %s)\n",
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strerror(errno));
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else
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(void)printf(", modified)\n");
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else
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(void)printf(")\n");
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tab = "\t";
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}
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if (s->flags & F_NLINK && s->type != F_DIR &&
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s->st_nlink != p->fts_statp->st_nlink) {
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LABEL;
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(void)printf("%slink count (%u, %u)\n",
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tab, s->st_nlink, p->fts_statp->st_nlink);
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tab = "\t";
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}
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if (s->flags & F_SIZE && s->st_size != p->fts_statp->st_size) {
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LABEL;
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(void)printf("%ssize (%qd, %qd)\n",
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tab, s->st_size, p->fts_statp->st_size);
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tab = "\t";
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}
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/*
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* XXX
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* Catches nano-second differences, but doesn't display them.
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*/
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if ((s->flags & F_TIME) &&
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((s->st_mtimespec.ts_sec != p->fts_statp->st_mtimespec.ts_sec) ||
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(s->st_mtimespec.ts_nsec != p->fts_statp->st_mtimespec.ts_nsec))) {
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LABEL;
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(void)printf("%smodification time (%.24s, ",
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tab, ctime(&s->st_mtimespec.ts_sec));
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(void)printf("%.24s)\n",
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ctime(&p->fts_statp->st_mtimespec.ts_sec));
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tab = "\t";
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}
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if (s->flags & F_CKSUM)
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if ((fd = open(p->fts_accpath, O_RDONLY, 0)) < 0) {
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LABEL;
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(void)printf("%scksum: %s: %s\n",
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tab, p->fts_accpath, strerror(errno));
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tab = "\t";
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} else if (crc(fd, &val, &len)) {
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(void)close(fd);
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LABEL;
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(void)printf("%scksum: %s: %s\n",
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tab, p->fts_accpath, strerror(errno));
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tab = "\t";
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} else {
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(void)close(fd);
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if (s->cksum != val) {
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LABEL;
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(void)printf("%scksum (%lu, %lu)\n",
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tab, s->cksum, val);
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}
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tab = "\t";
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}
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if (s->flags & F_SLINK && strcmp(cp = rlink(name), s->slink)) {
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LABEL;
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(void)printf("%slink ref (%s, %s)\n", tab, cp, s->slink);
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}
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return (label);
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}
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char *
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inotype(type)
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u_int type;
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{
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switch(type & S_IFMT) {
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case S_IFBLK:
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return ("block");
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case S_IFCHR:
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return ("char");
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case S_IFDIR:
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return ("dir");
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case S_IFIFO:
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return ("fifo");
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case S_IFREG:
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return ("file");
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case S_IFLNK:
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return ("link");
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case S_IFSOCK:
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return ("socket");
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default:
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return ("unknown");
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}
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/* NOTREACHED */
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}
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static char *
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ftype(type)
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u_int type;
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{
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switch(type) {
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case F_BLOCK:
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return ("block");
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case F_CHAR:
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return ("char");
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case F_DIR:
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return ("dir");
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case F_FIFO:
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return ("fifo");
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case F_FILE:
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return ("file");
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case F_LINK:
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return ("link");
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case F_SOCK:
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return ("socket");
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default:
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return ("unknown");
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}
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/* NOTREACHED */
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}
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char *
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rlink(name)
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char *name;
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{
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static char lbuf[MAXPATHLEN];
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register int len;
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if ((len = readlink(name, lbuf, sizeof(lbuf))) == -1)
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err("%s: %s", name, strerror(errno));
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lbuf[len] = '\0';
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return (lbuf);
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}
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