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-rw-r--r--bin/chflags/chflags.c205
1 files changed, 205 insertions, 0 deletions
diff --git a/bin/chflags/chflags.c b/bin/chflags/chflags.c
new file mode 100644
index 000000000000..2c07db9becc4
--- /dev/null
+++ b/bin/chflags/chflags.c
@@ -0,0 +1,205 @@
+/*-
+ * Copyright (c) 1992, 1993, 1994
+ * 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.
+ * 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.
+ */
+
+#if 0
+#ifndef lint
+static const char copyright[] =
+"@(#) Copyright (c) 1992, 1993, 1994\n\
+ The Regents of the University of California. All rights reserved.\n";
+#endif
+
+#ifndef lint
+static char sccsid[] = "@(#)chflags.c 8.5 (Berkeley) 4/1/94";
+#endif
+#endif
+
+#include <sys/cdefs.h>
+__FBSDID("$FreeBSD$");
+
+#include <sys/types.h>
+#include <sys/stat.h>
+
+#include <err.h>
+#include <errno.h>
+#include <fts.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+static void usage(void);
+
+int
+main(int argc, char *argv[])
+{
+ FTS *ftsp;
+ FTSENT *p;
+ u_long clear, newflags, set;
+ long val;
+ int Hflag, Lflag, Rflag, fflag, hflag, vflag;
+ int ch, fts_options, oct, rval;
+ char *flags, *ep;
+ int (*change_flags)(const char *, unsigned long);
+
+ Hflag = Lflag = Rflag = fflag = hflag = vflag = 0;
+ while ((ch = getopt(argc, argv, "HLPRfhv")) != -1)
+ switch (ch) {
+ case 'H':
+ Hflag = 1;
+ Lflag = 0;
+ break;
+ case 'L':
+ Lflag = 1;
+ Hflag = 0;
+ break;
+ case 'P':
+ Hflag = Lflag = 0;
+ break;
+ case 'R':
+ Rflag = 1;
+ break;
+ case 'f':
+ fflag = 1;
+ break;
+ case 'h':
+ hflag = 1;
+ break;
+ case 'v':
+ vflag++;
+ break;
+ case '?':
+ default:
+ usage();
+ }
+ argv += optind;
+ argc -= optind;
+
+ if (argc < 2)
+ usage();
+
+ if (Rflag) {
+ fts_options = FTS_PHYSICAL;
+ if (hflag)
+ errx(1, "the -R and -h options "
+ "may not be specified together");
+ if (Hflag)
+ fts_options |= FTS_COMFOLLOW;
+ if (Lflag) {
+ fts_options &= ~FTS_PHYSICAL;
+ fts_options |= FTS_LOGICAL;
+ }
+ } else
+ fts_options = hflag ? FTS_PHYSICAL : FTS_LOGICAL;
+
+ /* XXX: Why don't chflags and lchflags have compatible prototypes? */
+ if (hflag)
+ change_flags = (int (*)(const char *, unsigned long))lchflags;
+ else
+ change_flags = chflags;
+
+ flags = *argv;
+ if (*flags >= '0' && *flags <= '7') {
+ errno = 0;
+ val = strtol(flags, &ep, 8);
+ if (val < 0)
+ errno = ERANGE;
+ if (errno)
+ err(1, "invalid flags: %s", flags);
+ if (*ep)
+ errx(1, "invalid flags: %s", flags);
+ set = val;
+ oct = 1;
+ } else {
+ if (strtofflags(&flags, &set, &clear))
+ errx(1, "invalid flag: %s", flags);
+ clear = ~clear;
+ oct = 0;
+ }
+
+ if ((ftsp = fts_open(++argv, fts_options , 0)) == NULL)
+ err(1, NULL);
+
+ for (rval = 0; (p = fts_read(ftsp)) != NULL;) {
+ switch (p->fts_info) {
+ case FTS_D: /* Change it at FTS_DP if we're recursive. */
+ if (!Rflag)
+ fts_set(ftsp, p, FTS_SKIP);
+ continue;
+ case FTS_DNR: /* Warn, chflag, continue. */
+ warnx("%s: %s", p->fts_path, strerror(p->fts_errno));
+ rval = 1;
+ break;
+ case FTS_ERR: /* Warn, continue. */
+ case FTS_NS:
+ warnx("%s: %s", p->fts_path, strerror(p->fts_errno));
+ rval = 1;
+ continue;
+ case FTS_SL: /* Ignore. */
+ case FTS_SLNONE:
+ /*
+ * The only symlinks that end up here are ones that
+ * don't point to anything and ones that we found
+ * doing a physical walk.
+ */
+ if (!hflag)
+ continue;
+ /* FALLTHROUGH */
+ default:
+ break;
+ }
+ if (oct)
+ newflags = set;
+ else
+ newflags = (p->fts_statp->st_flags | set) & clear;
+ if (newflags == p->fts_statp->st_flags)
+ continue;
+ if ((*change_flags)(p->fts_accpath, newflags) && !fflag) {
+ warn("%s", p->fts_path);
+ rval = 1;
+ } else if (vflag) {
+ (void)printf("%s", p->fts_path);
+ if (vflag > 1)
+ (void)printf(": 0%lo -> 0%lo",
+ (u_long)p->fts_statp->st_flags,
+ newflags);
+ (void)printf("\n");
+ }
+ }
+ if (errno)
+ err(1, "fts_read");
+ exit(rval);
+}
+
+static void
+usage(void)
+{
+ (void)fprintf(stderr,
+ "usage: chflags [-fhv] [-R [-H | -L | -P]] flags file ...\n");
+ exit(1);
+}