Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 1 | /* |
| 2 | * chattr.c - Change file attributes on an ext2 file system |
| 3 | * |
| 4 | * Copyright (C) 1993, 1994 Remy Card <card@masi.ibp.fr> |
| 5 | * Laboratoire MASI, Institut Blaise Pascal |
| 6 | * Universite Pierre et Marie Curie (Paris VI) |
| 7 | * |
| 8 | * This file can be redistributed under the terms of the GNU General |
| 9 | * Public License |
| 10 | */ |
| 11 | |
| 12 | /* |
| 13 | * History: |
| 14 | * 93/10/30 - Creation |
| 15 | * 93/11/13 - Replace stat() calls by lstat() to avoid loops |
| 16 | * 94/02/27 - Integrated in Ted's distribution |
Theodore Ts'o | a88fa0c | 1999-01-05 07:02:39 +0000 | [diff] [blame] | 17 | * 98/12/29 - Ignore symlinks when working recursively (G M Sipe) |
| 18 | * 98/12/29 - Display version info only when -V specified (G M Sipe) |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 19 | */ |
| 20 | |
Theodore Ts'o | fff18b4 | 2001-02-08 03:06:43 +0000 | [diff] [blame] | 21 | #define _LARGEFILE64_SOURCE |
Theodore Ts'o | fff18b4 | 2001-02-08 03:06:43 +0000 | [diff] [blame] | 22 | |
Theodore Ts'o | a418d3a | 1997-04-26 14:00:26 +0000 | [diff] [blame] | 23 | #include <sys/types.h> |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 24 | #include <dirent.h> |
| 25 | #include <fcntl.h> |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 26 | #include <stdio.h> |
| 27 | #include <stdlib.h> |
| 28 | #include <unistd.h> |
Theodore Ts'o | 19c78dc | 1997-04-29 16:17:09 +0000 | [diff] [blame] | 29 | #include <string.h> |
Theodore Ts'o | a418d3a | 1997-04-26 14:00:26 +0000 | [diff] [blame] | 30 | #ifdef HAVE_ERRNO_H |
| 31 | #include <errno.h> |
| 32 | #endif |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 33 | #include <sys/param.h> |
| 34 | #include <sys/stat.h> |
Theodore Ts'o | 54c637d | 2001-05-14 11:45:38 +0000 | [diff] [blame] | 35 | #include "ext2fs/ext2_fs.h" |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 36 | |
Theodore Ts'o | 5443492 | 2003-12-07 01:28:50 -0500 | [diff] [blame] | 37 | #ifdef __GNUC__ |
| 38 | #define EXT2FS_ATTR(x) __attribute__(x) |
| 39 | #else |
| 40 | #define EXT2FS_ATTR(x) |
| 41 | #endif |
| 42 | |
Theodore Ts'o | 36caf25 | 1999-10-26 14:29:22 +0000 | [diff] [blame] | 43 | #ifndef S_ISLNK /* So we can compile even with gcc-warn */ |
| 44 | # ifdef __S_IFLNK |
| 45 | # define S_ISLNK(mode) __S_ISTYPE((mode), __S_IFLNK) |
| 46 | # else |
| 47 | # define S_ISLNK(mode) 0 |
| 48 | # endif |
| 49 | #endif |
| 50 | |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 51 | #include "et/com_err.h" |
| 52 | #include "e2p/e2p.h" |
| 53 | |
| 54 | #include "../version.h" |
Theodore Ts'o | d9c56d3 | 2000-02-08 00:47:55 +0000 | [diff] [blame] | 55 | #include "nls-enable.h" |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 56 | |
Theodore Ts'o | e1a0a3e | 2000-02-11 05:00:19 +0000 | [diff] [blame] | 57 | static const char * program_name = "chattr"; |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 58 | |
Theodore Ts'o | 9a71884 | 2000-12-31 13:48:12 +0000 | [diff] [blame] | 59 | static int add; |
| 60 | static int rem; |
| 61 | static int set; |
| 62 | static int set_version; |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 63 | |
Theodore Ts'o | e1a0a3e | 2000-02-11 05:00:19 +0000 | [diff] [blame] | 64 | static unsigned long version; |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 65 | |
Theodore Ts'o | 9a71884 | 2000-12-31 13:48:12 +0000 | [diff] [blame] | 66 | static int recursive; |
| 67 | static int verbose; |
Theodore Ts'o | e68594d | 2007-10-22 08:51:39 -0400 | [diff] [blame] | 68 | static int silent; |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 69 | |
Theodore Ts'o | e1a0a3e | 2000-02-11 05:00:19 +0000 | [diff] [blame] | 70 | static unsigned long af; |
| 71 | static unsigned long rf; |
| 72 | static unsigned long sf; |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 73 | |
Theodore Ts'o | b705640 | 2001-06-08 02:53:20 +0000 | [diff] [blame] | 74 | #ifdef _LFS64_LARGEFILE |
| 75 | #define LSTAT lstat64 |
| 76 | #define STRUCT_STAT struct stat64 |
| 77 | #else |
| 78 | #define LSTAT lstat |
| 79 | #define STRUCT_STAT struct stat |
| 80 | #endif |
| 81 | |
Theodore Ts'o | 642935c | 2006-11-14 23:38:17 -0500 | [diff] [blame] | 82 | static void usage(void) |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 83 | { |
Theodore Ts'o | e68594d | 2007-10-22 08:51:39 -0400 | [diff] [blame] | 84 | fprintf(stderr, |
JP Abgrall | e0ed740 | 2014-03-19 19:08:39 -0700 | [diff] [blame] | 85 | _("Usage: %s [-RVf] [-+=AaCcDdeijsSu] [-v version] files...\n"), |
Theodore Ts'o | 642935c | 2006-11-14 23:38:17 -0500 | [diff] [blame] | 86 | program_name); |
| 87 | exit(1); |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 88 | } |
| 89 | |
Theodore Ts'o | 9a71884 | 2000-12-31 13:48:12 +0000 | [diff] [blame] | 90 | struct flags_char { |
| 91 | unsigned long flag; |
| 92 | char optchar; |
| 93 | }; |
| 94 | |
| 95 | static const struct flags_char flags_array[] = { |
| 96 | { EXT2_NOATIME_FL, 'A' }, |
| 97 | { EXT2_SYNC_FL, 'S' }, |
Theodore Ts'o | 88372d5 | 2002-06-15 18:58:39 -0400 | [diff] [blame] | 98 | { EXT2_DIRSYNC_FL, 'D' }, |
Theodore Ts'o | 9a71884 | 2000-12-31 13:48:12 +0000 | [diff] [blame] | 99 | { EXT2_APPEND_FL, 'a' }, |
| 100 | { EXT2_COMPR_FL, 'c' }, |
| 101 | { EXT2_NODUMP_FL, 'd' }, |
Aneesh Kumar K.V | 7c8da6e | 2009-01-06 12:07:14 +0530 | [diff] [blame] | 102 | { EXT4_EXTENTS_FL, 'e'}, |
Theodore Ts'o | 9a71884 | 2000-12-31 13:48:12 +0000 | [diff] [blame] | 103 | { EXT2_IMMUTABLE_FL, 'i' }, |
| 104 | { EXT3_JOURNAL_DATA_FL, 'j' }, |
| 105 | { EXT2_SECRM_FL, 's' }, |
| 106 | { EXT2_UNRM_FL, 'u' }, |
Theodore Ts'o | b3f5b4c | 2001-11-05 19:22:02 -0500 | [diff] [blame] | 107 | { EXT2_NOTAIL_FL, 't' }, |
Theodore Ts'o | 15f9011 | 2002-11-01 01:53:52 -0500 | [diff] [blame] | 108 | { EXT2_TOPDIR_FL, 'T' }, |
JP Abgrall | e0ed740 | 2014-03-19 19:08:39 -0700 | [diff] [blame] | 109 | { FS_NOCOW_FL, 'C' }, |
Theodore Ts'o | 9a71884 | 2000-12-31 13:48:12 +0000 | [diff] [blame] | 110 | { 0, 0 } |
| 111 | }; |
| 112 | |
| 113 | static unsigned long get_flag(char c) |
| 114 | { |
| 115 | const struct flags_char *fp; |
Theodore Ts'o | efc6f62 | 2008-08-27 23:07:54 -0400 | [diff] [blame] | 116 | |
Theodore Ts'o | 9a71884 | 2000-12-31 13:48:12 +0000 | [diff] [blame] | 117 | for (fp = flags_array; fp->flag != 0; fp++) { |
| 118 | if (fp->optchar == c) |
| 119 | return fp->flag; |
| 120 | } |
| 121 | return 0; |
| 122 | } |
| 123 | |
| 124 | |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 125 | static int decode_arg (int * i, int argc, char ** argv) |
| 126 | { |
| 127 | char * p; |
| 128 | char * tmp; |
Theodore Ts'o | 9a71884 | 2000-12-31 13:48:12 +0000 | [diff] [blame] | 129 | unsigned long fl; |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 130 | |
| 131 | switch (argv[*i][0]) |
| 132 | { |
| 133 | case '-': |
Theodore Ts'o | 9a71884 | 2000-12-31 13:48:12 +0000 | [diff] [blame] | 134 | for (p = &argv[*i][1]; *p; p++) { |
| 135 | if (*p == 'R') { |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 136 | recursive = 1; |
Theodore Ts'o | 9a71884 | 2000-12-31 13:48:12 +0000 | [diff] [blame] | 137 | continue; |
| 138 | } |
| 139 | if (*p == 'V') { |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 140 | verbose = 1; |
Theodore Ts'o | 9a71884 | 2000-12-31 13:48:12 +0000 | [diff] [blame] | 141 | continue; |
| 142 | } |
Theodore Ts'o | e68594d | 2007-10-22 08:51:39 -0400 | [diff] [blame] | 143 | if (*p == 'f') { |
| 144 | silent = 1; |
| 145 | continue; |
| 146 | } |
Theodore Ts'o | 9a71884 | 2000-12-31 13:48:12 +0000 | [diff] [blame] | 147 | if (*p == 'v') { |
Theodore Ts'o | 1e3472c | 1997-04-29 14:53:37 +0000 | [diff] [blame] | 148 | (*i)++; |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 149 | if (*i >= argc) |
| 150 | usage (); |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 151 | version = strtol (argv[*i], &tmp, 0); |
Theodore Ts'o | 9a71884 | 2000-12-31 13:48:12 +0000 | [diff] [blame] | 152 | if (*tmp) { |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 153 | com_err (program_name, 0, |
Theodore Ts'o | e68594d | 2007-10-22 08:51:39 -0400 | [diff] [blame] | 154 | _("bad version - %s\n"), |
Theodore Ts'o | 9a71884 | 2000-12-31 13:48:12 +0000 | [diff] [blame] | 155 | argv[*i]); |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 156 | usage (); |
| 157 | } |
| 158 | set_version = 1; |
Theodore Ts'o | 9a71884 | 2000-12-31 13:48:12 +0000 | [diff] [blame] | 159 | continue; |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 160 | } |
Theodore Ts'o | 9a71884 | 2000-12-31 13:48:12 +0000 | [diff] [blame] | 161 | if ((fl = get_flag(*p)) == 0) |
| 162 | usage(); |
| 163 | rf |= fl; |
| 164 | rem = 1; |
| 165 | } |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 166 | break; |
| 167 | case '+': |
| 168 | add = 1; |
Theodore Ts'o | 9a71884 | 2000-12-31 13:48:12 +0000 | [diff] [blame] | 169 | for (p = &argv[*i][1]; *p; p++) { |
| 170 | if ((fl = get_flag(*p)) == 0) |
| 171 | usage(); |
| 172 | af |= fl; |
| 173 | } |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 174 | break; |
| 175 | case '=': |
| 176 | set = 1; |
Theodore Ts'o | 9a71884 | 2000-12-31 13:48:12 +0000 | [diff] [blame] | 177 | for (p = &argv[*i][1]; *p; p++) { |
| 178 | if ((fl = get_flag(*p)) == 0) |
| 179 | usage(); |
| 180 | sf |= fl; |
| 181 | } |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 182 | break; |
| 183 | default: |
| 184 | return EOF; |
| 185 | break; |
| 186 | } |
| 187 | return 1; |
| 188 | } |
| 189 | |
Theodore Ts'o | 2d328bb | 2008-03-17 23:17:13 -0400 | [diff] [blame] | 190 | static int chattr_dir_proc(const char *, struct dirent *, void *); |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 191 | |
Theodore Ts'o | 2d328bb | 2008-03-17 23:17:13 -0400 | [diff] [blame] | 192 | static int change_attributes(const char * name) |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 193 | { |
| 194 | unsigned long flags; |
Theodore Ts'o | b705640 | 2001-06-08 02:53:20 +0000 | [diff] [blame] | 195 | STRUCT_STAT st; |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 196 | |
Theodore Ts'o | b705640 | 2001-06-08 02:53:20 +0000 | [diff] [blame] | 197 | if (LSTAT (name, &st) == -1) { |
Theodore Ts'o | e68594d | 2007-10-22 08:51:39 -0400 | [diff] [blame] | 198 | if (!silent) |
| 199 | com_err (program_name, errno, |
| 200 | _("while trying to stat %s"), name); |
| 201 | return -1; |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 202 | } |
Theodore Ts'o | e1a0a3e | 2000-02-11 05:00:19 +0000 | [diff] [blame] | 203 | |
Aneesh Kumar K.V | 7c8da6e | 2009-01-06 12:07:14 +0530 | [diff] [blame] | 204 | if (fgetflags(name, &flags) == -1) { |
| 205 | if (!silent) |
| 206 | com_err(program_name, errno, |
| 207 | _("while reading flags on %s"), name); |
| 208 | return -1; |
| 209 | } |
Theodore Ts'o | e1a0a3e | 2000-02-11 05:00:19 +0000 | [diff] [blame] | 210 | if (set) { |
| 211 | if (verbose) { |
Theodore Ts'o | d9c56d3 | 2000-02-08 00:47:55 +0000 | [diff] [blame] | 212 | printf (_("Flags of %s set as "), name); |
Theodore Ts'o | f3db356 | 1997-04-26 13:34:30 +0000 | [diff] [blame] | 213 | print_flags (stdout, sf, 0); |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 214 | printf ("\n"); |
| 215 | } |
| 216 | if (fsetflags (name, sf) == -1) |
| 217 | perror (name); |
Theodore Ts'o | e1a0a3e | 2000-02-11 05:00:19 +0000 | [diff] [blame] | 218 | } else { |
Aneesh Kumar K.V | 7c8da6e | 2009-01-06 12:07:14 +0530 | [diff] [blame] | 219 | if (rem) |
| 220 | flags &= ~rf; |
| 221 | if (add) |
| 222 | flags |= af; |
Aneesh Kumar K.V | 7c8da6e | 2009-01-06 12:07:14 +0530 | [diff] [blame] | 223 | if (verbose) { |
| 224 | printf(_("Flags of %s set as "), name); |
| 225 | print_flags(stdout, flags, 0); |
| 226 | printf("\n"); |
| 227 | } |
| 228 | if (!S_ISDIR(st.st_mode)) |
| 229 | flags &= ~EXT2_DIRSYNC_FL; |
| 230 | if (fsetflags(name, flags) == -1) { |
| 231 | if (!silent) { |
| 232 | com_err(program_name, errno, |
Theodore Ts'o | e68594d | 2007-10-22 08:51:39 -0400 | [diff] [blame] | 233 | _("while setting flags on %s"), |
| 234 | name); |
Theodore Ts'o | e68594d | 2007-10-22 08:51:39 -0400 | [diff] [blame] | 235 | } |
Aneesh Kumar K.V | 7c8da6e | 2009-01-06 12:07:14 +0530 | [diff] [blame] | 236 | return -1; |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 237 | } |
| 238 | } |
Theodore Ts'o | e1a0a3e | 2000-02-11 05:00:19 +0000 | [diff] [blame] | 239 | if (set_version) { |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 240 | if (verbose) |
Theodore Ts'o | d9c56d3 | 2000-02-08 00:47:55 +0000 | [diff] [blame] | 241 | printf (_("Version of %s set as %lu\n"), name, version); |
Theodore Ts'o | e68594d | 2007-10-22 08:51:39 -0400 | [diff] [blame] | 242 | if (fsetversion (name, version) == -1) { |
| 243 | if (!silent) |
| 244 | com_err (program_name, errno, |
| 245 | _("while setting version on %s"), |
| 246 | name); |
| 247 | return -1; |
| 248 | } |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 249 | } |
| 250 | if (S_ISDIR(st.st_mode) && recursive) |
Theodore Ts'o | e68594d | 2007-10-22 08:51:39 -0400 | [diff] [blame] | 251 | return iterate_on_dir (name, chattr_dir_proc, NULL); |
| 252 | return 0; |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 253 | } |
| 254 | |
Theodore Ts'o | e1a0a3e | 2000-02-11 05:00:19 +0000 | [diff] [blame] | 255 | static int chattr_dir_proc (const char * dir_name, struct dirent * de, |
Theodore Ts'o | 5443492 | 2003-12-07 01:28:50 -0500 | [diff] [blame] | 256 | void * private EXT2FS_ATTR((unused))) |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 257 | { |
Theodore Ts'o | e68594d | 2007-10-22 08:51:39 -0400 | [diff] [blame] | 258 | int ret = 0; |
| 259 | |
Theodore Ts'o | e1a0a3e | 2000-02-11 05:00:19 +0000 | [diff] [blame] | 260 | if (strcmp (de->d_name, ".") && strcmp (de->d_name, "..")) { |
Theodore Ts'o | a418d3a | 1997-04-26 14:00:26 +0000 | [diff] [blame] | 261 | char *path; |
| 262 | |
| 263 | path = malloc(strlen (dir_name) + 1 + strlen (de->d_name) + 1); |
Theodore Ts'o | 642935c | 2006-11-14 23:38:17 -0500 | [diff] [blame] | 264 | if (!path) { |
JP Abgrall | e0ed740 | 2014-03-19 19:08:39 -0700 | [diff] [blame] | 265 | fprintf(stderr, "%s", |
| 266 | _("Couldn't allocate path variable " |
| 267 | "in chattr_dir_proc")); |
Theodore Ts'o | e68594d | 2007-10-22 08:51:39 -0400 | [diff] [blame] | 268 | return -1; |
Theodore Ts'o | 642935c | 2006-11-14 23:38:17 -0500 | [diff] [blame] | 269 | } |
Theodore Ts'o | e68594d | 2007-10-22 08:51:39 -0400 | [diff] [blame] | 270 | sprintf(path, "%s/%s", dir_name, de->d_name); |
Theodore Ts'o | 2d328bb | 2008-03-17 23:17:13 -0400 | [diff] [blame] | 271 | ret = change_attributes(path); |
Theodore Ts'o | a418d3a | 1997-04-26 14:00:26 +0000 | [diff] [blame] | 272 | free(path); |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 273 | } |
Theodore Ts'o | e68594d | 2007-10-22 08:51:39 -0400 | [diff] [blame] | 274 | return ret; |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 275 | } |
| 276 | |
Theodore Ts'o | 00e5433 | 1997-09-16 02:13:52 +0000 | [diff] [blame] | 277 | int main (int argc, char ** argv) |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 278 | { |
| 279 | int i, j; |
| 280 | int end_arg = 0; |
Theodore Ts'o | e68594d | 2007-10-22 08:51:39 -0400 | [diff] [blame] | 281 | int err, retval = 0; |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 282 | |
Theodore Ts'o | d9c56d3 | 2000-02-08 00:47:55 +0000 | [diff] [blame] | 283 | #ifdef ENABLE_NLS |
| 284 | setlocale(LC_MESSAGES, ""); |
Theodore Ts'o | 14308a5 | 2002-03-05 03:26:52 -0500 | [diff] [blame] | 285 | setlocale(LC_CTYPE, ""); |
Theodore Ts'o | d9c56d3 | 2000-02-08 00:47:55 +0000 | [diff] [blame] | 286 | bindtextdomain(NLS_CAT_NAME, LOCALEDIR); |
| 287 | textdomain(NLS_CAT_NAME); |
JP Abgrall | e0ed740 | 2014-03-19 19:08:39 -0700 | [diff] [blame] | 288 | set_com_err_gettext(gettext); |
Theodore Ts'o | d9c56d3 | 2000-02-08 00:47:55 +0000 | [diff] [blame] | 289 | #endif |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 290 | if (argc && *argv) |
| 291 | program_name = *argv; |
| 292 | i = 1; |
Theodore Ts'o | e1a0a3e | 2000-02-11 05:00:19 +0000 | [diff] [blame] | 293 | while (i < argc && !end_arg) { |
Theodore Ts'o | 2293a4d | 2004-01-20 13:39:01 -0500 | [diff] [blame] | 294 | /* '--' arg should end option processing */ |
| 295 | if (strcmp(argv[i], "--") == 0) { |
| 296 | i++; |
| 297 | end_arg = 1; |
| 298 | } else if (decode_arg (&i, argc, argv) == EOF) |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 299 | end_arg = 1; |
| 300 | else |
| 301 | i++; |
| 302 | } |
| 303 | if (i >= argc) |
| 304 | usage (); |
Theodore Ts'o | e1a0a3e | 2000-02-11 05:00:19 +0000 | [diff] [blame] | 305 | if (set && (add || rem)) { |
Theodore Ts'o | 5443492 | 2003-12-07 01:28:50 -0500 | [diff] [blame] | 306 | fputs(_("= is incompatible with - and +\n"), stderr); |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 307 | exit (1); |
| 308 | } |
Theodore Ts'o | e1a0a3e | 2000-02-11 05:00:19 +0000 | [diff] [blame] | 309 | if ((rf & af) != 0) { |
Theodore Ts'o | 5443492 | 2003-12-07 01:28:50 -0500 | [diff] [blame] | 310 | fputs("Can't both set and unset same flag.\n", stderr); |
Theodore Ts'o | e1a0a3e | 2000-02-11 05:00:19 +0000 | [diff] [blame] | 311 | exit (1); |
| 312 | } |
| 313 | if (!(add || rem || set || set_version)) { |
Theodore Ts'o | 5443492 | 2003-12-07 01:28:50 -0500 | [diff] [blame] | 314 | fputs(_("Must use '-v', =, - or +\n"), stderr); |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 315 | exit (1); |
| 316 | } |
Theodore Ts'o | a88fa0c | 1999-01-05 07:02:39 +0000 | [diff] [blame] | 317 | if (verbose) |
Theodore Ts'o | 0f8973f | 2001-08-27 12:44:23 -0400 | [diff] [blame] | 318 | fprintf (stderr, "chattr %s (%s)\n", |
| 319 | E2FSPROGS_VERSION, E2FSPROGS_DATE); |
Theodore Ts'o | e68594d | 2007-10-22 08:51:39 -0400 | [diff] [blame] | 320 | for (j = i; j < argc; j++) { |
Theodore Ts'o | 2d328bb | 2008-03-17 23:17:13 -0400 | [diff] [blame] | 321 | err = change_attributes (argv[j]); |
Theodore Ts'o | e68594d | 2007-10-22 08:51:39 -0400 | [diff] [blame] | 322 | if (err) |
| 323 | retval = 1; |
| 324 | } |
| 325 | exit(retval); |
Theodore Ts'o | 3839e65 | 1997-04-26 13:21:57 +0000 | [diff] [blame] | 326 | } |