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