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1.2 ! deraadt 1: /* $OpenBSD: chflags.c,v 1.4 1995/03/26 08:49:20 glass Exp $ */
1.1 deraadt 2: /* $NetBSD: chflags.c,v 1.4 1995/03/26 08:49:20 glass Exp $ */
3:
4: /*
5: * Copyright (c) 1992, 1993, 1994
6: * The Regents of the University of California. All rights reserved.
7: *
8: * Redistribution and use in source and binary forms, with or without
9: * modification, are permitted provided that the following conditions
10: * are met:
11: * 1. Redistributions of source code must retain the above copyright
12: * notice, this list of conditions and the following disclaimer.
13: * 2. Redistributions in binary form must reproduce the above copyright
14: * notice, this list of conditions and the following disclaimer in the
15: * documentation and/or other materials provided with the distribution.
16: * 3. All advertising materials mentioning features or use of this software
17: * must display the following acknowledgement:
18: * This product includes software developed by the University of
19: * California, Berkeley and its contributors.
20: * 4. Neither the name of the University nor the names of its contributors
21: * may be used to endorse or promote products derived from this software
22: * without specific prior written permission.
23: *
24: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
25: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
26: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
27: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
28: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
29: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
30: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34: * SUCH DAMAGE.
35: */
36:
37: #ifndef lint
38: static char copyright[] =
39: "@(#) Copyright (c) 1992, 1993, 1994\n\
40: The Regents of the University of California. All rights reserved.\n";
41: #endif /* not lint */
42:
43: #ifndef lint
44: #if 0
45: static char sccsid[] = "from: @(#)chflags.c 8.5 (Berkeley) 4/1/94";
46: #else
1.2 ! deraadt 47: static char rcsid[] = "$OpenBSD: chflags.c,v 1.4 1995/03/26 08:49:20 glass Exp $";
1.1 deraadt 48: #endif
49: #endif /* not lint */
50:
51: #include <sys/types.h>
52: #include <sys/stat.h>
53:
54: #include <err.h>
55: #include <errno.h>
56: #include <fts.h>
57: #include <stdio.h>
58: #include <stdlib.h>
59: #include <string.h>
60: #include <unistd.h>
61:
62: u_long string_to_flags __P((char **, u_long *, u_long *));
63: void usage __P((void));
64:
65: int
66: main(argc, argv)
67: int argc;
68: char *argv[];
69: {
70: FTS *ftsp;
71: FTSENT *p;
72: u_long clear, set;
73: long val;
74: int Hflag, Lflag, Pflag, Rflag, ch, fts_options, oct, rval;
75: char *flags, *ep;
76:
77: Hflag = Lflag = Pflag = Rflag = 0;
78: while ((ch = getopt(argc, argv, "HLPR")) != -1)
79: switch (ch) {
80: case 'H':
81: Hflag = 1;
82: Lflag = Pflag = 0;
83: break;
84: case 'L':
85: Lflag = 1;
86: Hflag = Pflag = 0;
87: break;
88: case 'P':
89: Pflag = 1;
90: Hflag = Lflag = 0;
91: break;
92: case 'R':
93: Rflag = 1;
94: break;
95: case '?':
96: default:
97: usage();
98: }
99: argv += optind;
100: argc -= optind;
101:
102: if (argc < 2)
103: usage();
104:
105: fts_options = FTS_PHYSICAL;
106: if (Rflag) {
107: if (Hflag)
108: fts_options |= FTS_COMFOLLOW;
109: if (Lflag) {
110: fts_options &= ~FTS_PHYSICAL;
111: fts_options |= FTS_LOGICAL;
112: }
113: }
114:
115: flags = *argv;
116: if (*flags >= '0' && *flags <= '7') {
117: errno = 0;
118: val = strtol(flags, &ep, 8);
119: if (val < 0)
120: errno = ERANGE;
121: if (errno)
122: err(1, "invalid flags: %s", flags);
123: if (*ep)
124: errx(1, "invalid flags: %s", flags);
125: set = val;
126: oct = 1;
127: } else {
128: if (string_to_flags(&flags, &set, &clear))
129: errx(1, "invalid flag: %s", flags);
130: clear = ~clear;
131: oct = 0;
132: }
133:
134: if ((ftsp = fts_open(++argv, fts_options , 0)) == NULL)
135: err(1, NULL);
136:
137: for (rval = 0; (p = fts_read(ftsp)) != NULL;) {
138: switch (p->fts_info) {
139: case FTS_D:
140: if (Rflag) /* Change it at FTS_DP. */
141: continue;
142: fts_set(ftsp, p, FTS_SKIP);
143: break;
144: case FTS_DNR: /* Warn, chflag, continue. */
145: warnx("%s: %s", p->fts_path, strerror(p->fts_errno));
146: rval = 1;
147: break;
148: case FTS_ERR: /* Warn, continue. */
149: case FTS_NS:
150: warnx("%s: %s", p->fts_path, strerror(p->fts_errno));
151: rval = 1;
152: continue;
153: case FTS_SL: /* Ignore. */
154: case FTS_SLNONE:
155: /*
156: * The only symlinks that end up here are ones that
157: * don't point to anything and ones that we found
158: * doing a physical walk.
159: */
160: continue;
161: default:
162: break;
163: }
164: if (oct) {
165: if (!chflags(p->fts_accpath, set))
166: continue;
167: } else {
168: p->fts_statp->st_flags |= set;
169: p->fts_statp->st_flags &= clear;
170: if (!chflags(p->fts_accpath, p->fts_statp->st_flags))
171: continue;
172: }
173: warn("%s", p->fts_path);
174: rval = 1;
175: }
176: if (errno)
177: err(1, "fts_read");
178: exit(rval);
179: }
180:
181: void
182: usage()
183: {
184: (void)fprintf(stderr,
185: "usage: chflags [-R [-H | -L | -P]] flags file ...\n");
186: exit(1);
187: }