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-rw-r--r--usr.sbin/mtree/compare.c271
1 files changed, 271 insertions, 0 deletions
diff --git a/usr.sbin/mtree/compare.c b/usr.sbin/mtree/compare.c
new file mode 100644
index 0000000..b258572
--- /dev/null
+++ b/usr.sbin/mtree/compare.c
@@ -0,0 +1,271 @@
+/*-
+ * Copyright (c) 1989, 1993
+ * The Regents of the University of California. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ * This product includes software developed by the University of
+ * California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#ifndef lint
+static char sccsid[] = "@(#)compare.c 8.1 (Berkeley) 6/6/93";
+#endif /* not lint */
+
+#include <sys/param.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <fts.h>
+#include <errno.h>
+#include <stdio.h>
+#include <time.h>
+#include <unistd.h>
+#include "mtree.h"
+#include "extern.h"
+
+extern int uflag;
+
+static char *ftype __P((u_int));
+
+#define INDENTNAMELEN 8
+#define LABEL \
+ if (!label++) { \
+ len = printf("%s: ", RP(p)); \
+ if (len > INDENTNAMELEN) { \
+ tab = "\t"; \
+ (void)printf("\n"); \
+ } else { \
+ tab = ""; \
+ (void)printf("%*s", INDENTNAMELEN - len, ""); \
+ } \
+ }
+
+int
+compare(name, s, p)
+ char *name;
+ register NODE *s;
+ register FTSENT *p;
+{
+ extern int uflag;
+ u_long len, val;
+ int fd, label;
+ char *cp, *tab;
+
+ label = 0;
+ switch(s->type) {
+ case F_BLOCK:
+ if (!S_ISBLK(p->fts_statp->st_mode))
+ goto typeerr;
+ break;
+ case F_CHAR:
+ if (!S_ISCHR(p->fts_statp->st_mode))
+ goto typeerr;
+ break;
+ case F_DIR:
+ if (!S_ISDIR(p->fts_statp->st_mode))
+ goto typeerr;
+ break;
+ case F_FIFO:
+ if (!S_ISFIFO(p->fts_statp->st_mode))
+ goto typeerr;
+ break;
+ case F_FILE:
+ if (!S_ISREG(p->fts_statp->st_mode))
+ goto typeerr;
+ break;
+ case F_LINK:
+ if (!S_ISLNK(p->fts_statp->st_mode))
+ goto typeerr;
+ break;
+ case F_SOCK:
+ if (!S_ISSOCK(p->fts_statp->st_mode)) {
+typeerr: LABEL;
+ (void)printf("\ttype (%s, %s)\n",
+ ftype(s->type), inotype(p->fts_statp->st_mode));
+ }
+ break;
+ }
+ /* Set the uid/gid first, then set the mode. */
+ if (s->flags & (F_UID | F_UNAME) && s->st_uid != p->fts_statp->st_uid) {
+ LABEL;
+ (void)printf("%suser (%u, %u",
+ tab, s->st_uid, p->fts_statp->st_uid);
+ if (uflag)
+ if (chown(p->fts_accpath, s->st_uid, -1))
+ (void)printf(", not modified: %s)\n",
+ strerror(errno));
+ else
+ (void)printf(", modified)\n");
+ else
+ (void)printf(")\n");
+ tab = "\t";
+ }
+ if (s->flags & (F_GID | F_GNAME) && s->st_gid != p->fts_statp->st_gid) {
+ LABEL;
+ (void)printf("%sgid (%u, %u",
+ tab, s->st_gid, p->fts_statp->st_gid);
+ if (uflag)
+ if (chown(p->fts_accpath, -1, s->st_gid))
+ (void)printf(", not modified: %s)\n",
+ strerror(errno));
+ else
+ (void)printf(", modified)\n");
+ else
+ (void)printf(")\n");
+ tab = "\t";
+ }
+ if (s->flags & F_MODE &&
+ s->st_mode != (p->fts_statp->st_mode & MBITS)) {
+ LABEL;
+ (void)printf("%spermissions (%#o, %#o",
+ tab, s->st_mode, p->fts_statp->st_mode & MBITS);
+ if (uflag)
+ if (chmod(p->fts_accpath, s->st_mode))
+ (void)printf(", not modified: %s)\n",
+ strerror(errno));
+ else
+ (void)printf(", modified)\n");
+ else
+ (void)printf(")\n");
+ tab = "\t";
+ }
+ if (s->flags & F_NLINK && s->type != F_DIR &&
+ s->st_nlink != p->fts_statp->st_nlink) {
+ LABEL;
+ (void)printf("%slink count (%u, %u)\n",
+ tab, s->st_nlink, p->fts_statp->st_nlink);
+ tab = "\t";
+ }
+ if (s->flags & F_SIZE && s->st_size != p->fts_statp->st_size) {
+ LABEL;
+ (void)printf("%ssize (%qd, %qd)\n",
+ tab, s->st_size, p->fts_statp->st_size);
+ tab = "\t";
+ }
+ /*
+ * XXX
+ * Catches nano-second differences, but doesn't display them.
+ */
+ if (s->flags & F_TIME &&
+ s->st_mtimespec.ts_sec != p->fts_statp->st_mtimespec.ts_sec ||
+ s->st_mtimespec.ts_nsec != p->fts_statp->st_mtimespec.ts_nsec) {
+ LABEL;
+ (void)printf("%smodification time (%.24s, ",
+ tab, ctime(&s->st_mtimespec.ts_sec));
+ (void)printf("%.24s)\n",
+ ctime(&p->fts_statp->st_mtimespec.ts_sec));
+ tab = "\t";
+ }
+ if (s->flags & F_CKSUM)
+ if ((fd = open(p->fts_accpath, O_RDONLY, 0)) < 0) {
+ LABEL;
+ (void)printf("%scksum: %s: %s\n",
+ tab, p->fts_accpath, strerror(errno));
+ tab = "\t";
+ } else if (crc(fd, &val, &len)) {
+ (void)close(fd);
+ LABEL;
+ (void)printf("%scksum: %s: %s\n",
+ tab, p->fts_accpath, strerror(errno));
+ tab = "\t";
+ } else {
+ (void)close(fd);
+ if (s->cksum != val) {
+ LABEL;
+ (void)printf("%scksum (%lu, %lu)\n",
+ tab, s->cksum, val);
+ }
+ tab = "\t";
+ }
+ if (s->flags & F_SLINK && strcmp(cp = rlink(name), s->slink)) {
+ LABEL;
+ (void)printf("%slink ref (%s, %s)\n", tab, cp, s->slink);
+ }
+ return (label);
+}
+
+char *
+inotype(type)
+ u_int type;
+{
+ switch(type & S_IFMT) {
+ case S_IFBLK:
+ return ("block");
+ case S_IFCHR:
+ return ("char");
+ case S_IFDIR:
+ return ("dir");
+ case S_IFIFO:
+ return ("fifo");
+ case S_IFREG:
+ return ("file");
+ case S_IFLNK:
+ return ("link");
+ case S_IFSOCK:
+ return ("socket");
+ default:
+ return ("unknown");
+ }
+ /* NOTREACHED */
+}
+
+static char *
+ftype(type)
+ u_int type;
+{
+ switch(type) {
+ case F_BLOCK:
+ return ("block");
+ case F_CHAR:
+ return ("char");
+ case F_DIR:
+ return ("dir");
+ case F_FIFO:
+ return ("fifo");
+ case F_FILE:
+ return ("file");
+ case F_LINK:
+ return ("link");
+ case F_SOCK:
+ return ("socket");
+ default:
+ return ("unknown");
+ }
+ /* NOTREACHED */
+}
+
+char *
+rlink(name)
+ char *name;
+{
+ static char lbuf[MAXPATHLEN];
+ register int len;
+
+ if ((len = readlink(name, lbuf, sizeof(lbuf))) == -1)
+ err("%s: %s", name, strerror(errno));
+ lbuf[len] = '\0';
+ return (lbuf);
+}
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