#include <sys/cdefs.h>
#ifndef lint
__COPYRIGHT(
"@(#) Copyright (c) 1989, 1993, 1994\n\
The Regents of the University of California. All rights reserved.\n");
#endif
#ifndef lint
#if 0
static char sccsid[] = "@(#)chmod.c 8.8 (Berkeley) 4/1/94";
#else
__RCSID("$NetBSD: chmod.c,v 1.20 1998/07/28 05:31:22 mycroft Exp $");
#endif
#endif
#include <sys/types.h>
#include <sys/stat.h>
#include <err.h>
#include <errno.h>
#include <fts.h>
#include <locale.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <limits.h>
int main __P((int, char *[]));
void usage __P((void));
int
main(argc, argv)
int argc;
char *argv[];
{
FTS *ftsp;
FTSENT *p;
mode_t *set;
long val;
int oct, omode;
int Hflag, Lflag, Rflag, ch, fflag, fts_options, hflag, rval;
char *ep, *mode;
int (*change_mode) __P((const char *, mode_t));
set = NULL;
omode = 0;
(void)setlocale(LC_ALL, "");
Hflag = Lflag = Rflag = fflag = hflag = 0;
while ((ch = getopt(argc, argv, "HLPRXfghorstuwx")) != -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;
#ifndef __APPLE__
case 'h':
hflag = 1;
break;
#endif
case 'g': case 'o': case 'r': case 's':
case 't': case 'u': case 'w': case 'X': case 'x':
if (argv[optind - 1][0] == '-' &&
argv[optind - 1][1] == ch &&
argv[optind - 1][2] == '\0')
--optind;
goto done;
case '?':
default:
usage();
}
done: argv += optind;
argc -= optind;
if (argc < 2)
usage();
fts_options = FTS_PHYSICAL;
if (Rflag) {
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;
}
}
#ifndef __APPLE__
if (hflag)
change_mode = lchmod;
else
change_mode = chmod;
#else
change_mode = chmod;
#endif
mode = *argv;
if (*mode >= '0' && *mode <= '7') {
errno = 0;
val = strtol(mode, &ep, 8);
if (val > INT_MAX || val < 0)
errno = ERANGE;
if (errno)
err(1, "invalid file mode: %s", mode);
if (*ep)
errx(1, "invalid file mode: %s", mode);
omode = val;
oct = 1;
} else {
if ((set = setmode(mode)) == NULL)
errx(1, "invalid file mode: %s", mode);
oct = 0;
}
if ((ftsp = fts_open(++argv, fts_options, 0)) == NULL)
err(1, argv[0]);
for (rval = 0; (p = fts_read(ftsp)) != NULL;) {
switch (p->fts_info) {
case FTS_D:
if (!Rflag)
(void)fts_set(ftsp, p, FTS_SKIP);
break;
case FTS_DNR:
warnx("%s: %s", p->fts_path, strerror(p->fts_errno));
rval = 1;
break;
case FTS_DP:
continue;
case FTS_ERR:
case FTS_NS:
warnx("%s: %s", p->fts_path, strerror(p->fts_errno));
rval = 1;
continue;
case FTS_SL:
case FTS_SLNONE:
#ifndef __APPLE__
if (!hflag)
continue;
#else
continue;
#endif
default:
break;
}
if ((*change_mode)(p->fts_accpath, oct ? omode :
getmode(set, p->fts_statp->st_mode)) && !fflag) {
warn("%s", p->fts_path);
rval = 1;
}
}
if (errno)
err(1, "fts_read");
exit(rval);
}
void
usage()
{
#ifndef __APPLE__
(void)fprintf(stderr,
"usage: chmod [-R [-H | -L | -P]] [-h] mode file ...\n");
#else
(void)fprintf(stderr,
"usage: chmod [-R [-H | -L | -P]] mode file ...\n");
#endif
exit(1);
}