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7a24c346 | 1 | /* -*- c-file-style: "linux" -*- |
dfa32483 | 2 | * |
dafe63ca MP |
3 | * Copyright (C) 1998-2001 by Andrew Tridgell <tridge@samba.org> |
4 | * Copyright (C) 2000, 2001, 2002 by Martin Pool <mbp@samba.org> | |
dfa32483 | 5 | * |
dafe63ca MP |
6 | * This program is free software; you can redistribute it and/or modify |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
dfa32483 | 10 | * |
dafe63ca MP |
11 | * This program is distributed in the hope that it will be useful, |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
dfa32483 | 15 | * |
dafe63ca MP |
16 | * You should have received a copy of the GNU General Public License |
17 | * along with this program; if not, write to the Free Software | |
18 | * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. | |
19 | */ | |
7a6421fa | 20 | |
7a6421fa | 21 | #include "rsync.h" |
2855f61f | 22 | #include "popt.h" |
7a6421fa | 23 | |
7be73df4 | 24 | extern int sanitize_paths; |
99218d82 | 25 | extern int select_timeout; |
bf6dcd17 | 26 | extern struct exclude_list_struct exclude_list; |
c3ea0990 | 27 | extern struct exclude_list_struct server_exclude_list; |
8645af1d | 28 | |
7a6421fa | 29 | int make_backups = 0; |
1bfbf40b MP |
30 | |
31 | /** | |
dfa32483 | 32 | * If 1, send the whole file as literal data rather than trying to |
dafe63ca | 33 | * create an incremental diff. |
1bfbf40b | 34 | * |
dfa32483 | 35 | * If -1, then look at whether we're local or remote and go by that. |
dafe63ca MP |
36 | * |
37 | * @sa disable_deltas_p() | |
1bfbf40b | 38 | **/ |
dfa32483 | 39 | int whole_file = -1; |
1bfbf40b | 40 | |
dfa32483 | 41 | int archive_mode = 0; |
716e73d4 | 42 | int keep_dirlinks = 0; |
7a6421fa AT |
43 | int copy_links = 0; |
44 | int preserve_links = 0; | |
45 | int preserve_hard_links = 0; | |
46 | int preserve_perms = 0; | |
47 | int preserve_devices = 0; | |
48 | int preserve_uid = 0; | |
49 | int preserve_gid = 0; | |
50 | int preserve_times = 0; | |
51 | int update_only = 0; | |
52 | int cvs_exclude = 0; | |
a5c11139 WD |
53 | int dry_run = 0; |
54 | int local_server = 0; | |
55 | int ignore_times = 0; | |
56 | int delete_mode = 0; | |
51d48398 WD |
57 | int delete_before = 0; |
58 | int delete_after = 0; | |
a5c11139 WD |
59 | int delete_excluded = 0; |
60 | int one_file_system = 0; | |
4f3e9a0f | 61 | int protocol_version = PROTOCOL_VERSION; |
a5c11139 WD |
62 | int sparse_files = 0; |
63 | int do_compression = 0; | |
64 | int am_root = 0; | |
65 | int orig_umask = 0; | |
ea5164d1 WD |
66 | int relative_paths = -1; |
67 | int implied_dirs = 1; | |
7a6421fa AT |
68 | int numeric_ids = 0; |
69 | int force_delete = 0; | |
70 | int io_timeout = 0; | |
7a6421fa AT |
71 | int read_only = 0; |
72 | int module_id = -1; | |
73 | int am_server = 0; | |
30ce7e8a | 74 | int am_sender = 0; |
4337c8f8 | 75 | int am_generator = 0; |
ea5164d1 WD |
76 | char *files_from = NULL; |
77 | int filesfrom_fd = -1; | |
78 | char *remote_filesfrom_file = NULL; | |
79 | int eol_nulls = 0; | |
7a6421fa | 80 | int recurse = 0; |
65e4cda0 | 81 | int xfer_dirs = 0; |
1312d9fc WD |
82 | int am_daemon = 0; |
83 | int daemon_over_rsh = 0; | |
a5c11139 WD |
84 | int do_stats = 0; |
85 | int do_progress = 0; | |
86 | int keep_partial = 0; | |
87 | int safe_symlinks = 0; | |
88 | int copy_unsafe_links = 0; | |
89 | int size_only = 0; | |
9fb08441 | 90 | int daemon_bwlimit = 0; |
a5c11139 | 91 | int bwlimit = 0; |
3c74c3a3 | 92 | size_t bwlimit_writemax = 0; |
a5c11139 WD |
93 | int only_existing = 0; |
94 | int opt_ignore_existing = 0; | |
95 | int max_delete = 0; | |
7d5acf1d | 96 | OFF_T max_size = 0; |
a5c11139 WD |
97 | int ignore_errors = 0; |
98 | int modify_window = 0; | |
99 | int blocking_io = -1; | |
2289bf64 | 100 | int checksum_seed = 0; |
a3221d2a | 101 | int inplace = 0; |
a06b419d | 102 | long block_size = 0; /* "long" because popt can't set an int32. */ |
7a6421fa | 103 | |
b35d0d8e | 104 | |
13e29995 | 105 | /** Network address family. **/ |
6ab6d4bf | 106 | #ifdef INET6 |
13e29995 | 107 | int default_af_hint = 0; /* Any protocol */ |
6ab6d4bf | 108 | #else |
13e29995 | 109 | int default_af_hint = AF_INET; /* Must use IPv4 */ |
6ab6d4bf | 110 | #endif |
06963d0f | 111 | |
13e29995 MP |
112 | /** Do not go into the background when run as --daemon. Good |
113 | * for debugging and required for running as a service on W32, | |
114 | * or under Unix process-monitors. **/ | |
115 | int no_detach = 0; | |
116 | ||
088aac85 DD |
117 | int write_batch = 0; |
118 | int read_batch = 0; | |
d175d7e1 WD |
119 | int backup_dir_len = 0; |
120 | int backup_suffix_len; | |
e0391f81 | 121 | unsigned int backup_dir_remainder; |
6902ed17 | 122 | |
d175d7e1 | 123 | char *backup_suffix = NULL; |
7a6421fa | 124 | char *tmpdir = NULL; |
a7260c40 | 125 | char *partial_dir = NULL; |
e012f858 | 126 | char *basis_dir[MAX_BASIS_DIRS+1]; |
30e8c8e1 | 127 | char *config_file = NULL; |
7a6421fa | 128 | char *shell_cmd = NULL; |
b6062654 | 129 | char *log_format = NULL; |
65575e96 | 130 | char *password_file = NULL; |
41bd28fe | 131 | char *rsync_path = RSYNC_PATH; |
66203a98 | 132 | char *backup_dir = NULL; |
e0391f81 | 133 | char backup_dir_buf[MAXPATHLEN]; |
0c56b1ad | 134 | int rsync_port = 0; |
dfd7d541 | 135 | int compare_dest = 0; |
e012f858 | 136 | int copy_dest = 0; |
59c95e42 | 137 | int link_dest = 0; |
ce0b384f | 138 | int basis_dir_cnt = 0; |
7a6421fa AT |
139 | |
140 | int verbose = 0; | |
b86f0cef | 141 | int quiet = 0; |
7a6421fa | 142 | int always_checksum = 0; |
f7632fc6 | 143 | int list_only = 0; |
7a6421fa | 144 | |
9b3318b0 WD |
145 | #define MAX_BATCH_NAME_LEN 256 /* Must be less than MAXPATHLEN-13 */ |
146 | char *batch_name = NULL; | |
6902ed17 | 147 | |
e1add893 | 148 | static int daemon_opt; /* sets am_daemon after option error-reporting */ |
5b56cc19 | 149 | static int modify_window_set; |
12a79db2 | 150 | static char *dest_option = NULL; |
7d5acf1d | 151 | static char *max_size_arg; |
5b56cc19 | 152 | |
06963d0f | 153 | /** Local address to bind. As a character string because it's |
fdf57ede | 154 | * interpreted by the IPv6 layer: should be a numeric IP4 or IP6 |
06963d0f MP |
155 | * address, or a hostname. **/ |
156 | char *bind_address; | |
5c9730a4 | 157 | |
7a24c346 | 158 | |
27a12348 | 159 | static void print_rsync_version(enum logcode f) |
7a24c346 | 160 | { |
dfa32483 | 161 | char const *got_socketpair = "no "; |
a3221d2a | 162 | char const *have_inplace = "no "; |
dfa32483 WD |
163 | char const *hardlinks = "no "; |
164 | char const *links = "no "; | |
a358449a | 165 | char const *ipv6 = "no "; |
736a6a29 | 166 | STRUCT_STAT *dumstat; |
0c80cd8e MP |
167 | |
168 | #ifdef HAVE_SOCKETPAIR | |
dfa32483 | 169 | got_socketpair = ""; |
0c80cd8e | 170 | #endif |
2855f61f | 171 | |
a3221d2a WD |
172 | #if HAVE_FTRUNCATE |
173 | have_inplace = ""; | |
174 | #endif | |
175 | ||
2855f61f | 176 | #if SUPPORT_HARD_LINKS |
dfa32483 | 177 | hardlinks = ""; |
2855f61f MP |
178 | #endif |
179 | ||
180 | #if SUPPORT_LINKS | |
dfa32483 | 181 | links = ""; |
2855f61f MP |
182 | #endif |
183 | ||
a358449a MP |
184 | #if INET6 |
185 | ipv6 = ""; | |
dfa32483 | 186 | #endif |
a358449a | 187 | |
dfa32483 WD |
188 | rprintf(f, "%s version %s protocol version %d\n", |
189 | RSYNC_NAME, RSYNC_VERSION, PROTOCOL_VERSION); | |
190 | rprintf(f, | |
45ddbf62 | 191 | "Copyright (C) 1996-2004 by Andrew Tridgell and others\n"); |
3b4b1984 | 192 | rprintf(f, "<http://rsync.samba.org/>\n"); |
dfa32483 WD |
193 | rprintf(f, "Capabilities: %d-bit files, %ssocketpairs, " |
194 | "%shard links, %ssymlinks, batchfiles, \n", | |
a5c11139 | 195 | (int) (sizeof (OFF_T) * 8), |
dfa32483 | 196 | got_socketpair, hardlinks, links); |
2855f61f | 197 | |
736a6a29 MP |
198 | /* Note that this field may not have type ino_t. It depends |
199 | * on the complicated interaction between largefile feature | |
200 | * macros. */ | |
a3221d2a WD |
201 | rprintf(f, " %sinplace, %sIPv6, %d-bit system inums, %d-bit internal inums\n", |
202 | have_inplace, ipv6, | |
a5c11139 | 203 | (int) (sizeof dumstat->st_ino * 8), |
1490812a | 204 | (int) (sizeof (int64) * 8)); |
fc0302cf MP |
205 | #ifdef MAINTAINER_MODE |
206 | rprintf(f, " panic action: \"%s\"\n", | |
207 | get_panic_action()); | |
208 | #endif | |
736a6a29 | 209 | |
28deecca WD |
210 | #ifdef INT64_IS_OFF_T |
211 | if (sizeof (int64) < 8) | |
212 | rprintf(f, "WARNING: no 64-bit integers on this platform!\n"); | |
7a24c346 | 213 | #endif |
7b329a2d MP |
214 | |
215 | rprintf(f, | |
216 | "\n" | |
217 | "rsync comes with ABSOLUTELY NO WARRANTY. This is free software, and you\n" | |
218 | "are welcome to redistribute it under certain conditions. See the GNU\n" | |
219 | "General Public Licence for details.\n" | |
220 | ); | |
7a24c346 MP |
221 | } |
222 | ||
223 | ||
0f3203c3 | 224 | void usage(enum logcode F) |
7a6421fa | 225 | { |
2855f61f | 226 | print_rsync_version(F); |
704f908e | 227 | |
3ff984d7 | 228 | rprintf(F,"\nrsync is a file transfer program capable of efficient remote update\nvia a fast differencing algorithm.\n\n"); |
704f908e | 229 | |
9ef53907 | 230 | rprintf(F,"Usage: rsync [OPTION]... SRC [SRC]... [USER@]HOST:DEST\n"); |
704f908e | 231 | rprintf(F," or rsync [OPTION]... [USER@]HOST:SRC DEST\n"); |
9ef53907 | 232 | rprintf(F," or rsync [OPTION]... SRC [SRC]... DEST\n"); |
14d43f1f | 233 | rprintf(F," or rsync [OPTION]... [USER@]HOST::SRC [DEST]\n"); |
9ef53907 | 234 | rprintf(F," or rsync [OPTION]... SRC [SRC]... [USER@]HOST::DEST\n"); |
14d43f1f | 235 | rprintf(F," or rsync [OPTION]... rsync://[USER@]HOST[:PORT]/SRC [DEST]\n"); |
eaa4c150 | 236 | rprintf(F," or rsync [OPTION]... SRC [SRC]... rsync://[USER@]HOST[:PORT]/DEST\n"); |
9ef53907 DD |
237 | rprintf(F,"SRC on single-colon remote HOST will be expanded by remote shell\n"); |
238 | rprintf(F,"SRC on server remote HOST may contain shell wildcards or multiple\n"); | |
239 | rprintf(F," sources separated by space as long as they have same top-level\n"); | |
704f908e AT |
240 | rprintf(F,"\nOptions\n"); |
241 | rprintf(F," -v, --verbose increase verbosity\n"); | |
b86f0cef | 242 | rprintf(F," -q, --quiet decrease verbosity\n"); |
704f908e | 243 | rprintf(F," -c, --checksum always checksum\n"); |
64444de5 | 244 | rprintf(F," -a, --archive archive mode, equivalent to -rlptgoD (no -H)\n"); |
704f908e AT |
245 | rprintf(F," -r, --recursive recurse into directories\n"); |
246 | rprintf(F," -R, --relative use relative path names\n"); | |
ea5164d1 WD |
247 | rprintf(F," --no-relative turn off --relative\n"); |
248 | rprintf(F," --no-implied-dirs don't send implied dirs with -R\n"); | |
6839140e | 249 | rprintf(F," -b, --backup make backups (see --suffix & --backup-dir)\n"); |
e20c5e95 | 250 | rprintf(F," --backup-dir make backups into this directory\n"); |
6839140e | 251 | rprintf(F," --suffix=SUFFIX backup suffix (default %s w/o --backup-dir)\n",BACKUP_SUFFIX); |
704f908e | 252 | rprintf(F," -u, --update update only (don't overwrite newer files)\n"); |
4ce838e1 | 253 | rprintf(F," --inplace update destination files in-place (SEE MAN PAGE)\n"); |
65e4cda0 | 254 | rprintf(F," -d, --dirs transfer directories without recursing\n"); |
13e29995 | 255 | rprintf(F," -l, --links copy symlinks as symlinks\n"); |
06d76beb WD |
256 | rprintf(F," -L, --copy-links copy the referent of all symlinks\n"); |
257 | rprintf(F," --copy-unsafe-links copy the referent of \"unsafe\" symlinks\n"); | |
258 | rprintf(F," --safe-links ignore \"unsafe\" symlinks\n"); | |
704f908e | 259 | rprintf(F," -H, --hard-links preserve hard links\n"); |
65e4cda0 | 260 | rprintf(F," -K, --keep-dirlinks treat symlinked dir on receiver as dir\n"); |
704f908e AT |
261 | rprintf(F," -p, --perms preserve permissions\n"); |
262 | rprintf(F," -o, --owner preserve owner (root only)\n"); | |
263 | rprintf(F," -g, --group preserve group\n"); | |
264 | rprintf(F," -D, --devices preserve devices (root only)\n"); | |
dfa32483 | 265 | rprintf(F," -t, --times preserve times\n"); |
704f908e AT |
266 | rprintf(F," -S, --sparse handle sparse files efficiently\n"); |
267 | rprintf(F," -n, --dry-run show what would have been transferred\n"); | |
268 | rprintf(F," -W, --whole-file copy whole files, no incremental checks\n"); | |
93689aa5 | 269 | rprintf(F," --no-whole-file turn off --whole-file\n"); |
704f908e | 270 | rprintf(F," -x, --one-file-system don't cross filesystem boundaries\n"); |
9cd339eb | 271 | rprintf(F," -B, --block-size=SIZE force a fixed checksum block-size\n"); |
54170a08 | 272 | rprintf(F," -e, --rsh=COMMAND specify the remote shell\n"); |
704f908e | 273 | rprintf(F," --rsync-path=PATH specify path to rsync on the remote machine\n"); |
1347d512 | 274 | rprintf(F," --existing only update files that already exist\n"); |
6839140e | 275 | rprintf(F," --ignore-existing ignore files that already exist on receiving side\n"); |
704f908e | 276 | rprintf(F," --delete delete files that don't exist on the sending side\n"); |
ad1a09a5 | 277 | rprintf(F," --delete-after receiver deletes after transferring, not before\n"); |
51d48398 | 278 | rprintf(F," --delete-excluded also delete excluded files on the receiving side\n"); |
db2b5cb7 | 279 | rprintf(F," --ignore-errors delete even if there are I/O errors\n"); |
51d48398 | 280 | rprintf(F," --force force deletion of directories even if not empty\n"); |
0b73ca12 | 281 | rprintf(F," --max-delete=NUM don't delete more than NUM files\n"); |
7d5acf1d | 282 | rprintf(F," --max-size=SIZE don't transfer any file larger than SIZE\n"); |
c95da96a | 283 | rprintf(F," --partial keep partially transferred files\n"); |
a7260c40 | 284 | rprintf(F," --partial-dir=DIR put a partially transferred file into DIR\n"); |
704f908e | 285 | rprintf(F," --numeric-ids don't map uid/gid values by user/group name\n"); |
db2b5cb7 | 286 | rprintf(F," --timeout=TIME set I/O timeout in seconds\n"); |
6839140e WD |
287 | rprintf(F," -I, --ignore-times turn off mod time & file size quick check\n"); |
288 | rprintf(F," --size-only ignore mod time for quick check (use size)\n"); | |
289 | rprintf(F," --modify-window=NUM compare mod times with reduced accuracy\n"); | |
4db88e5b | 290 | rprintf(F," -T, --temp-dir=DIR create temporary files in directory DIR\n"); |
375a4556 | 291 | rprintf(F," --compare-dest=DIR also compare destination files relative to DIR\n"); |
e012f858 WD |
292 | rprintf(F," --copy-dest=DIR ... and include copies of unchanged files\n"); |
293 | rprintf(F," --link-dest=DIR hardlink to files in DIR when unchanged\n"); | |
d9fcc198 | 294 | rprintf(F," -P equivalent to --partial --progress\n"); |
704f908e | 295 | rprintf(F," -z, --compress compress file data\n"); |
ea5164d1 | 296 | rprintf(F," -C, --cvs-exclude auto ignore files in the same way CVS does\n"); |
2acf81eb | 297 | rprintf(F," --exclude=PATTERN exclude files matching PATTERN\n"); |
858fb9eb | 298 | rprintf(F," --exclude-from=FILE exclude patterns listed in FILE\n"); |
2acf81eb | 299 | rprintf(F," --include=PATTERN don't exclude files matching PATTERN\n"); |
858fb9eb | 300 | rprintf(F," --include-from=FILE don't exclude patterns listed in FILE\n"); |
ea5164d1 | 301 | rprintf(F," --files-from=FILE read FILE for list of source-file names\n"); |
4db88e5b | 302 | rprintf(F," -0, --from0 all *-from file lists are delimited by nulls\n"); |
dfa32483 | 303 | rprintf(F," --version print version number\n"); |
b4713295 | 304 | rprintf(F," --port=PORT specify double-colon alternate port number\n"); |
db2b5cb7 | 305 | rprintf(F," --blocking-io use blocking I/O for the remote shell\n"); |
dfa32483 WD |
306 | rprintf(F," --no-blocking-io turn off --blocking-io\n"); |
307 | rprintf(F," --stats give some file transfer stats\n"); | |
308 | rprintf(F," --progress show progress during transfer\n"); | |
309 | rprintf(F," --log-format=FORMAT log file transfers using specified format\n"); | |
65575e96 | 310 | rprintf(F," --password-file=FILE get password from FILE\n"); |
65e4cda0 | 311 | rprintf(F," --list-only list the files instead of copying them\n"); |
ef5d23eb | 312 | rprintf(F," --bwlimit=KBPS limit I/O bandwidth, KBytes per second\n"); |
9b3318b0 WD |
313 | rprintf(F," --write-batch=FILE write a batch to FILE\n"); |
314 | rprintf(F," --read-batch=FILE read a batch from FILE\n"); | |
06963d0f | 315 | #ifdef INET6 |
4db88e5b WD |
316 | rprintf(F," -4, --ipv4 prefer IPv4\n"); |
317 | rprintf(F," -6, --ipv6 prefer IPv6\n"); | |
06963d0f | 318 | #endif |
3dd22903 | 319 | rprintf(F," -h, --help show this help screen\n"); |
7a6421fa | 320 | |
3ac7f5d4 WD |
321 | rprintf(F,"\nUse \"rsync --daemon --help\" to see the daemon-mode command-line options.\n"); |
322 | rprintf(F,"Please see the rsync(1) and rsyncd.conf(5) man pages for full documentation.\n"); | |
2855f61f | 323 | rprintf(F,"See http://rsync.samba.org/ for updates, bug reports, and answers\n"); |
7a6421fa AT |
324 | } |
325 | ||
3ac7f5d4 | 326 | enum {OPT_VERSION = 1000, OPT_DAEMON, OPT_SENDER, OPT_EXCLUDE, OPT_EXCLUDE_FROM, |
e012f858 | 327 | OPT_COMPARE_DEST, OPT_COPY_DEST, OPT_LINK_DEST, |
1f3d6cdd | 328 | OPT_INCLUDE, OPT_INCLUDE_FROM, OPT_MODIFY_WINDOW, |
7d5acf1d | 329 | OPT_READ_BATCH, OPT_WRITE_BATCH, OPT_TIMEOUT, OPT_MAX_SIZE, |
c67d1386 | 330 | OPT_REFUSED_BASE = 9000}; |
7a6421fa | 331 | |
2855f61f MP |
332 | static struct poptOption long_options[] = { |
333 | /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */ | |
8db7cc2c | 334 | {"version", 0, POPT_ARG_NONE, 0, OPT_VERSION, 0, 0}, |
d175d7e1 | 335 | {"suffix", 0, POPT_ARG_STRING, &backup_suffix, 0, 0, 0 }, |
3dd22903 WD |
336 | {"rsync-path", 0, POPT_ARG_STRING, &rsync_path, 0, 0, 0 }, |
337 | {"password-file", 0, POPT_ARG_STRING, &password_file, 0, 0, 0 }, | |
afb6e945 WD |
338 | {"ignore-times", 'I', POPT_ARG_NONE, &ignore_times, 0, 0, 0 }, |
339 | {"size-only", 0, POPT_ARG_NONE, &size_only, 0, 0, 0 }, | |
8b54f004 | 340 | {"modify-window", 0, POPT_ARG_INT, &modify_window, OPT_MODIFY_WINDOW, 0, 0 }, |
afb6e945 | 341 | {"one-file-system", 'x', POPT_ARG_NONE, &one_file_system, 0, 0, 0 }, |
afb6e945 WD |
342 | {"existing", 0, POPT_ARG_NONE, &only_existing, 0, 0, 0 }, |
343 | {"ignore-existing", 0, POPT_ARG_NONE, &opt_ignore_existing, 0, 0, 0 }, | |
51d48398 WD |
344 | {"delete", 0, POPT_ARG_NONE, &delete_before, 0, 0, 0 }, |
345 | {"delete-after", 0, POPT_ARG_NONE, &delete_after, 0, 0, 0 }, | |
346 | {"delete-excluded", 0, POPT_ARG_NONE, &delete_excluded, 0, 0, 0 }, | |
afb6e945 WD |
347 | {"force", 0, POPT_ARG_NONE, &force_delete, 0, 0, 0 }, |
348 | {"numeric-ids", 0, POPT_ARG_NONE, &numeric_ids, 0, 0, 0 }, | |
8db7cc2c WD |
349 | {"exclude", 0, POPT_ARG_STRING, 0, OPT_EXCLUDE, 0, 0 }, |
350 | {"include", 0, POPT_ARG_STRING, 0, OPT_INCLUDE, 0, 0 }, | |
351 | {"exclude-from", 0, POPT_ARG_STRING, 0, OPT_EXCLUDE_FROM, 0, 0 }, | |
352 | {"include-from", 0, POPT_ARG_STRING, 0, OPT_INCLUDE_FROM, 0, 0 }, | |
afb6e945 | 353 | {"safe-links", 0, POPT_ARG_NONE, &safe_symlinks, 0, 0, 0 }, |
8db7cc2c | 354 | {"help", 'h', POPT_ARG_NONE, 0, 'h', 0, 0 }, |
afb6e945 WD |
355 | {"backup", 'b', POPT_ARG_NONE, &make_backups, 0, 0, 0 }, |
356 | {"dry-run", 'n', POPT_ARG_NONE, &dry_run, 0, 0, 0 }, | |
357 | {"sparse", 'S', POPT_ARG_NONE, &sparse_files, 0, 0, 0 }, | |
358 | {"cvs-exclude", 'C', POPT_ARG_NONE, &cvs_exclude, 0, 0, 0 }, | |
359 | {"update", 'u', POPT_ARG_NONE, &update_only, 0, 0, 0 }, | |
a3221d2a | 360 | {"inplace", 0, POPT_ARG_NONE, &inplace, 0, 0, 0 }, |
65e4cda0 | 361 | {"dirs", 'd', POPT_ARG_VAL, &xfer_dirs, 2, 0, 0 }, |
afb6e945 WD |
362 | {"links", 'l', POPT_ARG_NONE, &preserve_links, 0, 0, 0 }, |
363 | {"copy-links", 'L', POPT_ARG_NONE, ©_links, 0, 0, 0 }, | |
65e4cda0 | 364 | {"keep-dirlinks", 'K', POPT_ARG_NONE, &keep_dirlinks, 0, 0, 0 }, |
afb6e945 WD |
365 | {"whole-file", 'W', POPT_ARG_VAL, &whole_file, 1, 0, 0 }, |
366 | {"no-whole-file", 0, POPT_ARG_VAL, &whole_file, 0, 0, 0 }, | |
367 | {"copy-unsafe-links", 0, POPT_ARG_NONE, ©_unsafe_links, 0, 0, 0 }, | |
368 | {"perms", 'p', POPT_ARG_NONE, &preserve_perms, 0, 0, 0 }, | |
369 | {"owner", 'o', POPT_ARG_NONE, &preserve_uid, 0, 0, 0 }, | |
370 | {"group", 'g', POPT_ARG_NONE, &preserve_gid, 0, 0, 0 }, | |
371 | {"devices", 'D', POPT_ARG_NONE, &preserve_devices, 0, 0, 0 }, | |
372 | {"times", 't', POPT_ARG_NONE, &preserve_times, 0, 0, 0 }, | |
373 | {"checksum", 'c', POPT_ARG_NONE, &always_checksum, 0, 0, 0 }, | |
8db7cc2c WD |
374 | {"verbose", 'v', POPT_ARG_NONE, 0, 'v', 0, 0 }, |
375 | {"quiet", 'q', POPT_ARG_NONE, 0, 'q', 0, 0 }, | |
dfa32483 | 376 | {"archive", 'a', POPT_ARG_NONE, &archive_mode, 0, 0, 0 }, |
afb6e945 | 377 | {"server", 0, POPT_ARG_NONE, &am_server, 0, 0, 0 }, |
8db7cc2c | 378 | {"sender", 0, POPT_ARG_NONE, 0, OPT_SENDER, 0, 0 }, |
51d48398 WD |
379 | {"recursive", 'r', POPT_ARG_VAL, &recurse, -1, 0, 0 }, |
380 | {"list-only", 0, POPT_ARG_VAL, &list_only, 2, 0, 0 }, | |
ea5164d1 WD |
381 | {"relative", 'R', POPT_ARG_VAL, &relative_paths, 1, 0, 0 }, |
382 | {"no-relative", 0, POPT_ARG_VAL, &relative_paths, 0, 0, 0 }, | |
afb6e945 | 383 | {"rsh", 'e', POPT_ARG_STRING, &shell_cmd, 0, 0, 0 }, |
a06b419d | 384 | {"block-size", 'B', POPT_ARG_LONG, &block_size, 0, 0, 0 }, |
afb6e945 | 385 | {"max-delete", 0, POPT_ARG_INT, &max_delete, 0, 0, 0 }, |
7d5acf1d | 386 | {"max-size", 0, POPT_ARG_STRING, &max_size_arg, OPT_MAX_SIZE, 0, 0 }, |
99218d82 | 387 | {"timeout", 0, POPT_ARG_INT, &io_timeout, OPT_TIMEOUT, 0, 0 }, |
afb6e945 | 388 | {"temp-dir", 'T', POPT_ARG_STRING, &tmpdir, 0, 0, 0 }, |
e012f858 WD |
389 | {"compare-dest", 0, POPT_ARG_STRING, 0, OPT_COMPARE_DEST, 0, 0 }, |
390 | {"copy-dest", 0, POPT_ARG_STRING, 0, OPT_COPY_DEST, 0, 0 }, | |
391 | {"link-dest", 0, POPT_ARG_STRING, 0, OPT_LINK_DEST, 0, 0 }, | |
2855f61f | 392 | /* TODO: Should this take an optional int giving the compression level? */ |
afb6e945 | 393 | {"compress", 'z', POPT_ARG_NONE, &do_compression, 0, 0, 0 }, |
afb6e945 WD |
394 | {"stats", 0, POPT_ARG_NONE, &do_stats, 0, 0, 0 }, |
395 | {"progress", 0, POPT_ARG_NONE, &do_progress, 0, 0, 0 }, | |
396 | {"partial", 0, POPT_ARG_NONE, &keep_partial, 0, 0, 0 }, | |
a7260c40 | 397 | {"partial-dir", 0, POPT_ARG_STRING, &partial_dir, 0, 0, 0 }, |
afb6e945 WD |
398 | {"ignore-errors", 0, POPT_ARG_NONE, &ignore_errors, 0, 0, 0 }, |
399 | {"blocking-io", 0, POPT_ARG_VAL, &blocking_io, 1, 0, 0 }, | |
400 | {"no-blocking-io", 0, POPT_ARG_VAL, &blocking_io, 0, 0, 0 }, | |
8db7cc2c | 401 | {0, 'P', POPT_ARG_NONE, 0, 'P', 0, 0 }, |
b4713295 | 402 | {"port", 0, POPT_ARG_INT, &rsync_port, 0, 0, 0 }, |
afb6e945 WD |
403 | {"log-format", 0, POPT_ARG_STRING, &log_format, 0, 0, 0 }, |
404 | {"bwlimit", 0, POPT_ARG_INT, &bwlimit, 0, 0, 0 }, | |
afb6e945 WD |
405 | {"backup-dir", 0, POPT_ARG_STRING, &backup_dir, 0, 0, 0 }, |
406 | {"hard-links", 'H', POPT_ARG_NONE, &preserve_hard_links, 0, 0, 0 }, | |
8db7cc2c WD |
407 | {"read-batch", 0, POPT_ARG_STRING, &batch_name, OPT_READ_BATCH, 0, 0 }, |
408 | {"write-batch", 0, POPT_ARG_STRING, &batch_name, OPT_WRITE_BATCH, 0, 0 }, | |
ea5164d1 WD |
409 | {"files-from", 0, POPT_ARG_STRING, &files_from, 0, 0, 0 }, |
410 | {"from0", '0', POPT_ARG_NONE, &eol_nulls, 0, 0, 0}, | |
411 | {"no-implied-dirs", 0, POPT_ARG_VAL, &implied_dirs, 0, 0, 0 }, | |
4f3e9a0f | 412 | {"protocol", 0, POPT_ARG_INT, &protocol_version, 0, 0, 0 }, |
c8d895de | 413 | {"checksum-seed", 0, POPT_ARG_INT, &checksum_seed, 0, 0, 0 }, |
06963d0f | 414 | #ifdef INET6 |
3dd22903 WD |
415 | {"ipv4", '4', POPT_ARG_VAL, &default_af_hint, AF_INET, 0, 0 }, |
416 | {"ipv6", '6', POPT_ARG_VAL, &default_af_hint, AF_INET6, 0, 0 }, | |
06963d0f | 417 | #endif |
3ac7f5d4 WD |
418 | /* All these options switch us into daemon-mode option-parsing. */ |
419 | {"address", 0, POPT_ARG_STRING, 0, OPT_DAEMON, 0, 0 }, | |
420 | {"config", 0, POPT_ARG_STRING, 0, OPT_DAEMON, 0, 0 }, | |
421 | {"daemon", 0, POPT_ARG_NONE, 0, OPT_DAEMON, 0, 0 }, | |
422 | {"no-detach", 0, POPT_ARG_NONE, 0, OPT_DAEMON, 0, 0 }, | |
3ac7f5d4 WD |
423 | {0,0,0,0, 0, 0, 0} |
424 | }; | |
425 | ||
426 | static void daemon_usage(enum logcode F) | |
427 | { | |
428 | print_rsync_version(F); | |
429 | ||
430 | rprintf(F,"\nUsage: rsync --daemon [OPTION]...\n"); | |
431 | rprintf(F," --address=ADDRESS bind to the specified address\n"); | |
9fb08441 | 432 | rprintf(F," --bwlimit=KBPS limit I/O bandwidth, KBytes per second\n"); |
3ac7f5d4 WD |
433 | rprintf(F," --config=FILE specify alternate rsyncd.conf file\n"); |
434 | rprintf(F," --no-detach do not detach from the parent\n"); | |
435 | rprintf(F," --port=PORT specify alternate rsyncd port number\n"); | |
436 | #ifdef INET6 | |
437 | rprintf(F," -4, --ipv4 prefer IPv4\n"); | |
438 | rprintf(F," -6, --ipv6 prefer IPv6\n"); | |
439 | #endif | |
440 | rprintf(F," -h, --help show this help screen\n"); | |
441 | ||
442 | rprintf(F,"\nIf you were not trying to invoke rsync as a daemon, avoid using any of the\n"); | |
443 | rprintf(F,"daemon-specific rsync options. See also the rsyncd.conf(5) man page.\n"); | |
444 | } | |
445 | ||
446 | static struct poptOption long_daemon_options[] = { | |
447 | /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */ | |
448 | {"address", 0, POPT_ARG_STRING, &bind_address, 0, 0, 0 }, | |
9fb08441 | 449 | {"bwlimit", 0, POPT_ARG_INT, &daemon_bwlimit, 0, 0, 0 }, |
3ac7f5d4 WD |
450 | {"config", 0, POPT_ARG_STRING, &config_file, 0, 0, 0 }, |
451 | {"daemon", 0, POPT_ARG_NONE, &daemon_opt, 0, 0, 0 }, | |
452 | #ifdef INET6 | |
453 | {"ipv4", '4', POPT_ARG_VAL, &default_af_hint, AF_INET, 0, 0 }, | |
454 | {"ipv6", '6', POPT_ARG_VAL, &default_af_hint, AF_INET6, 0, 0 }, | |
455 | #endif | |
456 | {"no-detach", 0, POPT_ARG_NONE, &no_detach, 0, 0, 0 }, | |
457 | {"port", 0, POPT_ARG_INT, &rsync_port, 0, 0, 0 }, | |
458 | {"protocol", 0, POPT_ARG_INT, &protocol_version, 0, 0, 0 }, | |
459 | {"server", 0, POPT_ARG_NONE, &am_server, 0, 0, 0 }, | |
460 | {"help", 'h', POPT_ARG_NONE, 0, 'h', 0, 0 }, | |
ad715008 | 461 | {0,0,0,0, 0, 0, 0} |
2855f61f | 462 | }; |
7a6421fa | 463 | |
06963d0f | 464 | |
e51094b7 | 465 | static char err_buf[200]; |
cd8185f2 | 466 | |
2855f61f | 467 | |
dafe63ca MP |
468 | /** |
469 | * Store the option error message, if any, so that we can log the | |
470 | * connection attempt (which requires parsing the options), and then | |
471 | * show the error later on. | |
472 | **/ | |
cd8185f2 AT |
473 | void option_error(void) |
474 | { | |
e51094b7 WD |
475 | if (!err_buf[0]) { |
476 | strcpy(err_buf, "Error parsing options: " | |
477 | "option may be supported on client but not on server?\n"); | |
cd8185f2 | 478 | } |
e51094b7 | 479 | |
e51094b7 | 480 | rprintf(FERROR, RSYNC_NAME ": %s", err_buf); |
cd8185f2 AT |
481 | } |
482 | ||
dafe63ca MP |
483 | |
484 | /** | |
27ed20f7 WD |
485 | * Tweak the option table to disable all options that the rsyncd.conf |
486 | * file has told us to refuse. | |
dafe63ca | 487 | **/ |
27ed20f7 | 488 | static void set_refuse_options(char *bp) |
cd8185f2 | 489 | { |
27ed20f7 | 490 | struct poptOption *op; |
093e816c | 491 | char *cp, shortname[2]; |
d73e7f6e | 492 | int is_wild, found_match; |
093e816c WD |
493 | |
494 | shortname[1] = '\0'; | |
27ed20f7 WD |
495 | |
496 | while (1) { | |
06a50542 WD |
497 | while (*bp == ' ') bp++; |
498 | if (!*bp) | |
499 | break; | |
27ed20f7 WD |
500 | if ((cp = strchr(bp, ' ')) != NULL) |
501 | *cp= '\0'; | |
06a50542 WD |
502 | /* If they specify "delete", reject all delete options. */ |
503 | if (strcmp(bp, "delete") == 0) | |
504 | bp = "delete*"; | |
093e816c | 505 | is_wild = strpbrk(bp, "*?[") != NULL; |
d73e7f6e | 506 | found_match = 0; |
55afbb52 | 507 | for (op = long_options; ; op++) { |
093e816c | 508 | *shortname = op->shortName; |
d73e7f6e WD |
509 | if (!op->longName && !*shortname) |
510 | break; | |
511 | if ((op->longName && wildmatch(bp, op->longName)) | |
512 | || (*shortname && wildmatch(bp, shortname))) { | |
e57211c5 WD |
513 | if (op->argInfo == POPT_ARG_VAL) |
514 | op->argInfo = POPT_ARG_NONE; | |
06a50542 | 515 | op->val = (op - long_options) + OPT_REFUSED_BASE; |
d73e7f6e | 516 | found_match = 1; |
06a50542 WD |
517 | if (!is_wild) |
518 | break; | |
27ed20f7 | 519 | } |
cd8185f2 | 520 | } |
d73e7f6e WD |
521 | if (!found_match) { |
522 | rprintf(FLOG, "No match for refuse-options string \"%s\"\n", | |
523 | bp); | |
524 | } | |
27ed20f7 WD |
525 | if (!cp) |
526 | break; | |
527 | *cp = ' '; | |
528 | bp = cp + 1; | |
cd8185f2 | 529 | } |
cd8185f2 AT |
530 | } |
531 | ||
532 | ||
8db7cc2c | 533 | static int count_args(const char **argv) |
2855f61f | 534 | { |
dfa32483 | 535 | int i = 0; |
2855f61f | 536 | |
8db7cc2c WD |
537 | if (argv) { |
538 | while (argv[i] != NULL) | |
539 | i++; | |
540 | } | |
dfa32483 WD |
541 | |
542 | return i; | |
2855f61f MP |
543 | } |
544 | ||
545 | ||
dafe63ca MP |
546 | /** |
547 | * Process command line arguments. Called on both local and remote. | |
548 | * | |
549 | * @retval 1 if all options are OK; with globals set to appropriate | |
550 | * values | |
551 | * | |
552 | * @retval 0 on error, with err_buf containing an explanation | |
553 | **/ | |
2855f61f | 554 | int parse_arguments(int *argc, const char ***argv, int frommain) |
7a6421fa | 555 | { |
d853783f | 556 | int opt; |
cd8185f2 | 557 | char *ref = lp_refuse_options(module_id); |
7be73df4 | 558 | const char *arg; |
dfa32483 | 559 | poptContext pc; |
d853783f | 560 | |
27ed20f7 WD |
561 | if (ref && *ref) |
562 | set_refuse_options(ref); | |
563 | ||
dfa32483 | 564 | /* TODO: Call poptReadDefaultConfig; handle errors. */ |
cd8185f2 | 565 | |
dfa32483 WD |
566 | /* The context leaks in case of an error, but if there's a |
567 | * problem we always exit anyhow. */ | |
568 | pc = poptGetContext(RSYNC_NAME, *argc, *argv, long_options, 0); | |
9fb08441 | 569 | poptReadDefaultConfig(pc, 0); |
2855f61f MP |
570 | |
571 | while ((opt = poptGetNextOpt(pc)) != -1) { | |
dfa32483 WD |
572 | /* most options are handled automatically by popt; |
573 | * only special cases are returned and listed here. */ | |
2855f61f | 574 | |
d853783f AT |
575 | switch (opt) { |
576 | case OPT_VERSION: | |
dfa32483 | 577 | print_rsync_version(FINFO); |
d853783f | 578 | exit_cleanup(0); |
dfa32483 | 579 | |
3ac7f5d4 WD |
580 | case OPT_DAEMON: |
581 | if (am_daemon) { | |
582 | strcpy(err_buf, "Attempt to hack rsync thwarted!\n"); | |
583 | return 0; | |
584 | } | |
585 | poptFreeContext(pc); | |
586 | pc = poptGetContext(RSYNC_NAME, *argc, *argv, | |
587 | long_daemon_options, 0); | |
588 | while ((opt = poptGetNextOpt(pc)) != -1) { | |
589 | switch (opt) { | |
590 | case 'h': | |
591 | daemon_usage(FINFO); | |
592 | exit_cleanup(0); | |
593 | ||
594 | default: | |
595 | rprintf(FERROR, | |
596 | "rsync: %s: %s (in daemon mode)\n", | |
597 | poptBadOption(pc, POPT_BADOPTION_NOALIAS), | |
598 | poptStrerror(opt)); | |
599 | goto daemon_error; | |
600 | } | |
601 | } | |
602 | if (!daemon_opt) { | |
603 | rprintf(FERROR, "Daemon option(s) used without --daemon.\n"); | |
604 | daemon_error: | |
605 | rprintf(FERROR, | |
606 | "(Type \"rsync --daemon --help\" for assistance with daemon mode.)\n"); | |
607 | exit_cleanup(RERR_SYNTAX); | |
608 | } | |
609 | *argv = poptGetArgs(pc); | |
610 | *argc = count_args(*argv); | |
611 | daemon_opt = 0; | |
612 | am_daemon = 1; | |
613 | return 1; | |
614 | ||
5b56cc19 | 615 | case OPT_MODIFY_WINDOW: |
dfa32483 WD |
616 | /* The value has already been set by popt, but |
617 | * we need to remember that we're using a | |
618 | * non-default setting. */ | |
5b56cc19 AT |
619 | modify_window_set = 1; |
620 | break; | |
1de50993 | 621 | |
d853783f | 622 | case OPT_EXCLUDE: |
357406ec | 623 | add_exclude(&exclude_list, poptGetOptArg(pc), 0); |
d853783f AT |
624 | break; |
625 | ||
626 | case OPT_INCLUDE: | |
8645af1d | 627 | add_exclude(&exclude_list, poptGetOptArg(pc), |
357406ec | 628 | XFLG_DEF_INCLUDE); |
d853783f AT |
629 | break; |
630 | ||
631 | case OPT_EXCLUDE_FROM: | |
93695764 | 632 | case OPT_INCLUDE_FROM: |
7be73df4 | 633 | arg = poptGetOptArg(pc); |
ba3db479 WD |
634 | if (sanitize_paths) |
635 | arg = sanitize_path(NULL, arg, NULL, 0); | |
636 | if (server_exclude_list.head) { | |
637 | char *cp = (char *)arg; | |
638 | clean_fname(cp, 1); | |
639 | if (check_exclude(&server_exclude_list, cp, 0) < 0) | |
640 | goto options_rejected; | |
641 | } | |
642 | add_exclude_file(&exclude_list, arg, XFLG_FATAL_ERRORS | |
643 | | (opt == OPT_INCLUDE_FROM | |
644 | ? XFLG_DEF_INCLUDE : 0)); | |
93695764 DD |
645 | break; |
646 | ||
d853783f AT |
647 | case 'h': |
648 | usage(FINFO); | |
649 | exit_cleanup(0); | |
650 | ||
d853783f AT |
651 | case 'v': |
652 | verbose++; | |
653 | break; | |
7a6421fa | 654 | |
b86f0cef | 655 | case 'q': |
f98c60bf WD |
656 | if (frommain) |
657 | quiet++; | |
b86f0cef DD |
658 | break; |
659 | ||
d853783f AT |
660 | case OPT_SENDER: |
661 | if (!am_server) { | |
662 | usage(FERROR); | |
65417579 | 663 | exit_cleanup(RERR_SYNTAX); |
d853783f AT |
664 | } |
665 | am_sender = 1; | |
666 | break; | |
667 | ||
d9fcc198 AT |
668 | case 'P': |
669 | do_progress = 1; | |
670 | keep_partial = 1; | |
671 | break; | |
672 | ||
088aac85 | 673 | case OPT_WRITE_BATCH: |
9b3318b0 | 674 | /* batch_name is already set */ |
088aac85 DD |
675 | write_batch = 1; |
676 | break; | |
677 | ||
76f79ba7 | 678 | case OPT_READ_BATCH: |
9b3318b0 | 679 | /* batch_name is already set */ |
6902ed17 MP |
680 | read_batch = 1; |
681 | break; | |
ea5164d1 | 682 | |
7d5acf1d WD |
683 | case OPT_MAX_SIZE: |
684 | for (arg = max_size_arg; isdigit(*arg); arg++) {} | |
685 | if (*arg == '.') | |
686 | for (arg++; isdigit(*arg); arg++) {} | |
687 | switch (*arg) { | |
688 | case 'k': case 'K': | |
689 | max_size = atof(max_size_arg) * 1024; | |
690 | break; | |
691 | case 'm': case 'M': | |
692 | max_size = atof(max_size_arg) * 1024*1024; | |
693 | break; | |
694 | case 'g': case 'G': | |
695 | max_size = atof(max_size_arg) * 1024*1024*1024; | |
696 | break; | |
697 | case '\0': | |
698 | max_size = atof(max_size_arg); | |
699 | break; | |
700 | default: | |
701 | max_size = 0; | |
702 | break; | |
703 | } | |
704 | if (max_size <= 0) { | |
e012f858 | 705 | snprintf(err_buf, sizeof err_buf, |
7d5acf1d WD |
706 | "--max-size value is invalid: %s\n", |
707 | max_size_arg); | |
e012f858 | 708 | return 0; |
7d5acf1d WD |
709 | } |
710 | break; | |
711 | ||
99218d82 WD |
712 | case OPT_TIMEOUT: |
713 | if (io_timeout && io_timeout < select_timeout) | |
714 | select_timeout = io_timeout; | |
715 | break; | |
716 | ||
59c95e42 DD |
717 | case OPT_LINK_DEST: |
718 | #if HAVE_LINK | |
59c95e42 | 719 | link_dest = 1; |
e012f858 WD |
720 | dest_option = "--link-dest"; |
721 | goto set_dest_dir; | |
59c95e42 | 722 | #else |
d175d7e1 | 723 | snprintf(err_buf, sizeof err_buf, |
dfa32483 | 724 | "hard links are not supported on this %s\n", |
59c95e42 | 725 | am_server ? "server" : "client"); |
59c95e42 DD |
726 | return 0; |
727 | #endif | |
728 | ||
e012f858 WD |
729 | case OPT_COPY_DEST: |
730 | copy_dest = 1; | |
731 | dest_option = "--copy-dest"; | |
732 | goto set_dest_dir; | |
733 | ||
734 | case OPT_COMPARE_DEST: | |
735 | compare_dest = 1; | |
736 | dest_option = "--compare-dest"; | |
737 | set_dest_dir: | |
3b26bba0 | 738 | if (basis_dir_cnt >= MAX_BASIS_DIRS) { |
e012f858 WD |
739 | snprintf(err_buf, sizeof err_buf, |
740 | "ERROR: at most %d %s args may be specified\n", | |
741 | MAX_BASIS_DIRS, dest_option); | |
742 | return 0; | |
743 | } | |
744 | arg = poptGetOptArg(pc); | |
745 | if (sanitize_paths) | |
746 | arg = sanitize_path(NULL, arg, NULL, 0); | |
747 | basis_dir[basis_dir_cnt++] = (char *)arg; | |
748 | break; | |
749 | ||
d853783f | 750 | default: |
55afbb52 | 751 | /* A large opt value means that set_refuse_options() |
c67d1386 WD |
752 | * turned this option off (opt-BASE is its index). */ |
753 | if (opt >= OPT_REFUSED_BASE) { | |
754 | struct poptOption *op = | |
755 | &long_options[opt-OPT_REFUSED_BASE]; | |
27ed20f7 | 756 | int n = snprintf(err_buf, sizeof err_buf, |
a2570930 | 757 | "The server is configured to refuse --%s\n", |
27ed20f7 WD |
758 | op->longName) - 1; |
759 | if (op->shortName) { | |
760 | snprintf(err_buf+n, sizeof err_buf-n, | |
761 | " (-%c)\n", op->shortName); | |
762 | } | |
763 | } else { | |
8db7cc2c | 764 | snprintf(err_buf, sizeof err_buf, "%s%s: %s\n", |
27ed20f7 WD |
765 | am_server ? "on remote machine: " : "", |
766 | poptBadOption(pc, POPT_BADOPTION_NOALIAS), | |
767 | poptStrerror(opt)); | |
768 | } | |
dfa32483 | 769 | return 0; |
d853783f | 770 | } |
7a6421fa | 771 | } |
2855f61f | 772 | |
e1add893 | 773 | #if !SUPPORT_LINKS |
54e87b4b | 774 | if (preserve_links && !am_sender) { |
e1add893 WD |
775 | snprintf(err_buf, sizeof err_buf, |
776 | "symlinks are not supported on this %s\n", | |
777 | am_server ? "server" : "client"); | |
e1add893 WD |
778 | return 0; |
779 | } | |
780 | #endif | |
781 | ||
782 | #if !SUPPORT_HARD_LINKS | |
783 | if (preserve_hard_links) { | |
784 | snprintf(err_buf, sizeof err_buf, | |
785 | "hard links are not supported on this %s\n", | |
786 | am_server ? "server" : "client"); | |
e1add893 WD |
787 | return 0; |
788 | } | |
789 | #endif | |
790 | ||
088aac85 | 791 | if (write_batch && read_batch) { |
c3ea0990 | 792 | snprintf(err_buf, sizeof err_buf, |
36119893 | 793 | "--write-batch and --read-batch can not be used together\n"); |
c3ea0990 | 794 | return 0; |
088aac85 | 795 | } |
94327ff0 WD |
796 | if (write_batch || read_batch) { |
797 | if (dry_run) { | |
c3ea0990 | 798 | snprintf(err_buf, sizeof err_buf, |
94327ff0 WD |
799 | "--%s-batch cannot be used with --dry_run (-n)\n", |
800 | write_batch ? "write" : "read"); | |
c3ea0990 | 801 | return 0; |
94327ff0 WD |
802 | } |
803 | if (am_server) { | |
804 | rprintf(FINFO, | |
805 | "ignoring --%s-batch option sent to server\n", | |
806 | write_batch ? "write" : "read"); | |
807 | /* We don't actually exit_cleanup(), so that we can | |
808 | * still service older version clients that still send | |
809 | * batch args to server. */ | |
810 | read_batch = write_batch = 0; | |
811 | batch_name = NULL; | |
812 | } | |
b9f592fb | 813 | } |
36119893 | 814 | if (read_batch && files_from) { |
c3ea0990 | 815 | snprintf(err_buf, sizeof err_buf, |
36119893 | 816 | "--read-batch cannot be used with --files-from\n"); |
c3ea0990 | 817 | return 0; |
36119893 | 818 | } |
9b3318b0 | 819 | if (batch_name && strlen(batch_name) > MAX_BATCH_NAME_LEN) { |
c3ea0990 | 820 | snprintf(err_buf, sizeof err_buf, |
9b3318b0 WD |
821 | "the batch-file name must be %d characters or less.\n", |
822 | MAX_BATCH_NAME_LEN); | |
c3ea0990 | 823 | return 0; |
beb93684 | 824 | } |
088aac85 | 825 | |
ce58b1b4 | 826 | if (tmpdir && strlen(tmpdir) >= MAXPATHLEN - 10) { |
c3ea0990 WD |
827 | snprintf(err_buf, sizeof err_buf, |
828 | "the --temp-dir path is WAY too long.\n"); | |
829 | return 0; | |
ce58b1b4 WD |
830 | } |
831 | ||
e012f858 WD |
832 | if (compare_dest + copy_dest + link_dest > 1) { |
833 | snprintf(err_buf, sizeof err_buf, | |
834 | "You may not mix --compare-dest, --copy-dest, and --link-dest.\n"); | |
835 | return 0; | |
836 | } | |
837 | ||
dfa32483 | 838 | if (archive_mode) { |
ea5164d1 | 839 | if (!files_from) |
51d48398 | 840 | recurse = -1; /* infinite recursion */ |
dfa32483 WD |
841 | #if SUPPORT_LINKS |
842 | preserve_links = 1; | |
843 | #endif | |
844 | preserve_perms = 1; | |
845 | preserve_times = 1; | |
846 | preserve_gid = 1; | |
847 | preserve_uid = 1; | |
848 | preserve_devices = 1; | |
849 | } | |
51d48398 WD |
850 | |
851 | if (recurse || list_only || files_from) | |
65e4cda0 | 852 | xfer_dirs |= 1; |
dfa32483 | 853 | |
ea5164d1 WD |
854 | if (relative_paths < 0) |
855 | relative_paths = files_from? 1 : 0; | |
856 | ||
51d48398 WD |
857 | if (delete_before || delete_after) |
858 | delete_mode = 1; | |
859 | if (delete_excluded && !delete_mode) | |
860 | delete_mode = delete_before = 1; | |
861 | ||
7be73df4 | 862 | *argv = poptGetArgs(pc); |
8db7cc2c | 863 | *argc = count_args(*argv); |
7be73df4 WD |
864 | |
865 | if (sanitize_paths) { | |
866 | int i; | |
867 | for (i = *argc; i-- > 0; ) | |
10796f4b | 868 | (*argv)[i] = sanitize_path(NULL, (*argv)[i], "", 0); |
7be73df4 | 869 | if (tmpdir) |
10796f4b | 870 | tmpdir = sanitize_path(NULL, tmpdir, NULL, 0); |
a7260c40 | 871 | if (partial_dir) |
10796f4b | 872 | partial_dir = sanitize_path(NULL, partial_dir, NULL, 0); |
7be73df4 | 873 | if (backup_dir) |
10796f4b | 874 | backup_dir = sanitize_path(NULL, backup_dir, NULL, 0); |
7be73df4 | 875 | if (files_from) |
10796f4b | 876 | files_from = sanitize_path(NULL, files_from, NULL, 0); |
7be73df4 | 877 | } |
c3ea0990 WD |
878 | if (server_exclude_list.head && !am_sender) { |
879 | struct exclude_list_struct *elp = &server_exclude_list; | |
e012f858 | 880 | int i; |
c3ea0990 | 881 | if (tmpdir) { |
58b1999e | 882 | clean_fname(tmpdir, 1); |
c3ea0990 WD |
883 | if (check_exclude(elp, tmpdir, 1) < 0) |
884 | goto options_rejected; | |
885 | } | |
886 | if (partial_dir) { | |
58b1999e | 887 | clean_fname(partial_dir, 1); |
c3ea0990 WD |
888 | if (check_exclude(elp, partial_dir, 1) < 0) |
889 | goto options_rejected; | |
890 | } | |
e012f858 WD |
891 | for (i = 0; i < basis_dir_cnt; i++) { |
892 | clean_fname(basis_dir[i], 1); | |
893 | if (check_exclude(elp, basis_dir[i], 1) < 0) | |
c3ea0990 WD |
894 | goto options_rejected; |
895 | } | |
896 | if (backup_dir) { | |
58b1999e | 897 | clean_fname(backup_dir, 1); |
c3ea0990 WD |
898 | if (check_exclude(elp, backup_dir, 1) < 0) |
899 | goto options_rejected; | |
900 | } | |
901 | } | |
902 | if (server_exclude_list.head && files_from) { | |
58b1999e | 903 | clean_fname(files_from, 1); |
c3ea0990 WD |
904 | if (check_exclude(&server_exclude_list, files_from, 0) < 0) { |
905 | options_rejected: | |
906 | snprintf(err_buf, sizeof err_buf, | |
907 | "Your options have been rejected by the server.\n"); | |
908 | return 0; | |
909 | } | |
910 | } | |
7be73df4 | 911 | |
d175d7e1 | 912 | if (!backup_suffix) |
e0391f81 | 913 | backup_suffix = backup_dir ? "" : BACKUP_SUFFIX; |
d175d7e1 | 914 | backup_suffix_len = strlen(backup_suffix); |
80ddadb7 | 915 | if (strchr(backup_suffix, '/') != NULL) { |
c3ea0990 WD |
916 | snprintf(err_buf, sizeof err_buf, |
917 | "--suffix cannot contain slashes: %s\n", | |
80ddadb7 | 918 | backup_suffix); |
c3ea0990 | 919 | return 0; |
80ddadb7 | 920 | } |
e0391f81 WD |
921 | if (backup_dir) { |
922 | backup_dir_len = strlcpy(backup_dir_buf, backup_dir, sizeof backup_dir_buf); | |
923 | backup_dir_remainder = sizeof backup_dir_buf - backup_dir_len; | |
924 | if (backup_dir_remainder < 32) { | |
c3ea0990 WD |
925 | snprintf(err_buf, sizeof err_buf, |
926 | "the --backup-dir path is WAY too long.\n"); | |
927 | return 0; | |
e0391f81 WD |
928 | } |
929 | if (backup_dir_buf[backup_dir_len - 1] != '/') { | |
930 | backup_dir_buf[backup_dir_len++] = '/'; | |
931 | backup_dir_buf[backup_dir_len] = '\0'; | |
932 | } | |
8dcf9335 | 933 | if (verbose > 1 && !am_sender) |
e0391f81 | 934 | rprintf(FINFO, "backup_dir is %s\n", backup_dir_buf); |
8dcf9335 | 935 | } else if (!backup_suffix_len && (!am_server || !am_sender)) { |
c3ea0990 | 936 | snprintf(err_buf, sizeof err_buf, |
d175d7e1 | 937 | "--suffix cannot be a null string without --backup-dir\n"); |
c3ea0990 | 938 | return 0; |
d175d7e1 WD |
939 | } |
940 | ||
e2559dbe S |
941 | if (do_progress && !verbose) |
942 | verbose = 1; | |
943 | ||
9fb08441 WD |
944 | if (daemon_bwlimit && (!bwlimit || bwlimit > daemon_bwlimit)) |
945 | bwlimit = daemon_bwlimit; | |
3c74c3a3 WD |
946 | if (bwlimit) { |
947 | bwlimit_writemax = (size_t)bwlimit * 128; | |
948 | if (bwlimit_writemax < 512) | |
949 | bwlimit_writemax = 512; | |
950 | } | |
951 | ||
a3221d2a WD |
952 | if (inplace) { |
953 | #if HAVE_FTRUNCATE | |
a7260c40 WD |
954 | if (partial_dir) { |
955 | snprintf(err_buf, sizeof err_buf, | |
956 | "--inplace cannot be used with --partial-dir\n"); | |
957 | return 0; | |
958 | } | |
a3221d2a | 959 | keep_partial = 0; |
ded4daf0 WD |
960 | #else |
961 | snprintf(err_buf, sizeof err_buf, | |
962 | "--inplace is not supported on this %s\n", | |
963 | am_server ? "server" : "client"); | |
964 | return 0; | |
965 | #endif | |
075aa18f WD |
966 | } else { |
967 | if (keep_partial && !partial_dir) | |
968 | partial_dir = getenv("RSYNC_PARTIAL_DIR"); | |
969 | if (partial_dir) { | |
970 | if (!*partial_dir || strcmp(partial_dir, ".") == 0) | |
971 | partial_dir = NULL; | |
13791b1e WD |
972 | else if (*partial_dir != '/') { |
973 | add_exclude(&exclude_list, partial_dir, | |
974 | XFLG_DIRECTORY); | |
975 | } | |
075aa18f WD |
976 | keep_partial = 1; |
977 | } | |
a3221d2a WD |
978 | } |
979 | ||
ea5164d1 WD |
980 | if (files_from) { |
981 | char *colon; | |
c3ea0990 | 982 | if (*argc > 2 || (!am_daemon && *argc == 1)) { |
ea5164d1 WD |
983 | usage(FERROR); |
984 | exit_cleanup(RERR_SYNTAX); | |
985 | } | |
63596e1c | 986 | if (strcmp(files_from, "-") == 0) { |
ea5164d1 | 987 | filesfrom_fd = 0; |
63596e1c WD |
988 | if (am_server) |
989 | remote_filesfrom_file = "-"; | |
990 | } | |
ea5164d1 WD |
991 | else if ((colon = find_colon(files_from)) != 0) { |
992 | if (am_server) { | |
993 | usage(FERROR); | |
994 | exit_cleanup(RERR_SYNTAX); | |
995 | } | |
996 | remote_filesfrom_file = colon+1 + (colon[1] == ':'); | |
997 | if (strcmp(remote_filesfrom_file, "-") == 0) { | |
c3ea0990 WD |
998 | snprintf(err_buf, sizeof err_buf, |
999 | "Invalid --files-from remote filename\n"); | |
1000 | return 0; | |
ea5164d1 WD |
1001 | } |
1002 | } else { | |
ea5164d1 WD |
1003 | filesfrom_fd = open(files_from, O_RDONLY|O_BINARY); |
1004 | if (filesfrom_fd < 0) { | |
c3ea0990 WD |
1005 | snprintf(err_buf, sizeof err_buf, |
1006 | "failed to open files-from file %s: %s\n", | |
1007 | files_from, strerror(errno)); | |
1008 | return 0; | |
ea5164d1 WD |
1009 | } |
1010 | } | |
1011 | } | |
1012 | ||
b11ed3b1 | 1013 | return 1; |
7a6421fa AT |
1014 | } |
1015 | ||
1016 | ||
dafe63ca MP |
1017 | /** |
1018 | * Construct a filtered list of options to pass through from the | |
1019 | * client to the server. | |
1020 | * | |
1021 | * This involves setting options that will tell the server how to | |
1022 | * behave, and also filtering out options that are processed only | |
1023 | * locally. | |
1024 | **/ | |
7a6421fa AT |
1025 | void server_options(char **args,int *argc) |
1026 | { | |
e012f858 | 1027 | static char argstr[50+MAX_BASIS_DIRS*2]; |
d853783f | 1028 | int ac = *argc; |
f98c60bf | 1029 | char *arg; |
ef5d23eb | 1030 | |
d853783f AT |
1031 | int i, x; |
1032 | ||
93689aa5 DD |
1033 | if (blocking_io == -1) |
1034 | blocking_io = 0; | |
1035 | ||
d853783f AT |
1036 | args[ac++] = "--server"; |
1037 | ||
1312d9fc WD |
1038 | if (daemon_over_rsh) { |
1039 | args[ac++] = "--daemon"; | |
1040 | *argc = ac; | |
1041 | /* if we're passing --daemon, we're done */ | |
1042 | return; | |
1043 | } | |
1044 | ||
d853783f AT |
1045 | if (!am_sender) |
1046 | args[ac++] = "--sender"; | |
1047 | ||
1048 | x = 1; | |
1049 | argstr[0] = '-'; | |
f98c60bf | 1050 | for (i = 0; i < verbose; i++) |
d853783f | 1051 | argstr[x++] = 'v'; |
f0b36a48 | 1052 | |
b86f0cef | 1053 | /* the -q option is intentionally left out */ |
d853783f AT |
1054 | if (make_backups) |
1055 | argstr[x++] = 'b'; | |
1056 | if (update_only) | |
1057 | argstr[x++] = 'u'; | |
1058 | if (dry_run) | |
1059 | argstr[x++] = 'n'; | |
1060 | if (preserve_links) | |
1061 | argstr[x++] = 'l'; | |
1062 | if (copy_links) | |
1063 | argstr[x++] = 'L'; | |
65e4cda0 | 1064 | if (xfer_dirs > 1) |
51d48398 | 1065 | argstr[x++] = 'k'; |
716e73d4 WD |
1066 | if (keep_dirlinks && am_sender) |
1067 | argstr[x++] = 'K'; | |
1bfbf40b | 1068 | |
dfa32483 | 1069 | if (whole_file > 0) |
d853783f | 1070 | argstr[x++] = 'W'; |
bceec82f MP |
1071 | /* We don't need to send --no-whole-file, because it's the |
1072 | * default for remote transfers, and in any case old versions | |
1073 | * of rsync will not understand it. */ | |
dfa32483 | 1074 | |
d853783f AT |
1075 | if (preserve_hard_links) |
1076 | argstr[x++] = 'H'; | |
1077 | if (preserve_uid) | |
1078 | argstr[x++] = 'o'; | |
1079 | if (preserve_gid) | |
1080 | argstr[x++] = 'g'; | |
1081 | if (preserve_devices) | |
1082 | argstr[x++] = 'D'; | |
1083 | if (preserve_times) | |
1084 | argstr[x++] = 't'; | |
1085 | if (preserve_perms) | |
1086 | argstr[x++] = 'p'; | |
51d48398 | 1087 | if (recurse < 0) |
d853783f AT |
1088 | argstr[x++] = 'r'; |
1089 | if (always_checksum) | |
1090 | argstr[x++] = 'c'; | |
1091 | if (cvs_exclude) | |
1092 | argstr[x++] = 'C'; | |
1093 | if (ignore_times) | |
1094 | argstr[x++] = 'I'; | |
1095 | if (relative_paths) | |
1096 | argstr[x++] = 'R'; | |
1097 | if (one_file_system) | |
1098 | argstr[x++] = 'x'; | |
1099 | if (sparse_files) | |
1100 | argstr[x++] = 'S'; | |
1101 | if (do_compression) | |
1102 | argstr[x++] = 'z'; | |
f0b36a48 | 1103 | |
51d48398 WD |
1104 | /* This is a complete hack - blame Rusty. FIXME! |
1105 | * This hack is only needed for older rsync versions that | |
1106 | * don't understand the --list-only option. */ | |
1107 | if (list_only == 1 && recurse >= 0) | |
f0b36a48 AT |
1108 | argstr[x++] = 'r'; |
1109 | ||
d853783f AT |
1110 | argstr[x] = 0; |
1111 | ||
f98c60bf WD |
1112 | if (x != 1) |
1113 | args[ac++] = argstr; | |
d853783f | 1114 | |
51d48398 WD |
1115 | if (list_only > 1) |
1116 | args[ac++] = "--list-only"; | |
1117 | ||
195bd906 | 1118 | if (block_size) { |
a06b419d | 1119 | if (asprintf(&arg, "-B%lu", block_size) < 0) |
f98c60bf WD |
1120 | goto oom; |
1121 | args[ac++] = arg; | |
dfa32483 | 1122 | } |
d853783f | 1123 | |
0b73ca12 | 1124 | if (max_delete && am_sender) { |
f98c60bf WD |
1125 | if (asprintf(&arg, "--max-delete=%d", max_delete) < 0) |
1126 | goto oom; | |
1127 | args[ac++] = arg; | |
dfa32483 WD |
1128 | } |
1129 | ||
7d5acf1d WD |
1130 | if (max_size && am_sender) { |
1131 | args[ac++] = "--max-size"; | |
1132 | args[ac++] = max_size_arg; | |
1133 | } | |
1134 | ||
d853783f | 1135 | if (io_timeout) { |
f98c60bf WD |
1136 | if (asprintf(&arg, "--timeout=%d", io_timeout) < 0) |
1137 | goto oom; | |
1138 | args[ac++] = arg; | |
dfa32483 | 1139 | } |
d853783f | 1140 | |
ef5d23eb | 1141 | if (bwlimit) { |
f98c60bf WD |
1142 | if (asprintf(&arg, "--bwlimit=%d", bwlimit) < 0) |
1143 | goto oom; | |
1144 | args[ac++] = arg; | |
ef5d23eb DD |
1145 | } |
1146 | ||
d175d7e1 WD |
1147 | if (backup_dir) { |
1148 | args[ac++] = "--backup-dir"; | |
1149 | args[ac++] = backup_dir; | |
1150 | } | |
1151 | ||
1152 | /* Only send --suffix if it specifies a non-default value. */ | |
f98c60bf | 1153 | if (strcmp(backup_suffix, backup_dir ? "" : BACKUP_SUFFIX) != 0) { |
191e40da | 1154 | /* We use the following syntax to avoid weirdness with '~'. */ |
f98c60bf WD |
1155 | if (asprintf(&arg, "--suffix=%s", backup_suffix) < 0) |
1156 | goto oom; | |
1157 | args[ac++] = arg; | |
d853783f AT |
1158 | } |
1159 | ||
06a50542 WD |
1160 | if (am_sender) { |
1161 | if (delete_excluded) | |
1162 | args[ac++] = "--delete-excluded"; | |
51d48398 | 1163 | else if (delete_before || delete_after) |
06a50542 WD |
1164 | args[ac++] = "--delete"; |
1165 | ||
1166 | if (delete_after) | |
1167 | args[ac++] = "--delete-after"; | |
1168 | ||
1169 | if (force_delete) | |
1170 | args[ac++] = "--force"; | |
1171 | } | |
b33b791e | 1172 | |
f83f0548 AT |
1173 | if (size_only) |
1174 | args[ac++] = "--size-only"; | |
1175 | ||
5b56cc19 | 1176 | if (modify_window_set) { |
f98c60bf WD |
1177 | if (asprintf(&arg, "--modify-window=%d", modify_window) < 0) |
1178 | goto oom; | |
1179 | args[ac++] = arg; | |
5b56cc19 AT |
1180 | } |
1181 | ||
c8d895de | 1182 | if (checksum_seed) { |
221ddb94 | 1183 | if (asprintf(&arg, "--checksum-seed=%d", checksum_seed) < 0) |
c8d895de WD |
1184 | goto oom; |
1185 | args[ac++] = arg; | |
1186 | } | |
1187 | ||
a7260c40 WD |
1188 | if (partial_dir && am_sender) { |
1189 | args[ac++] = "--partial-dir"; | |
1190 | args[ac++] = partial_dir; | |
1191 | } else if (keep_partial) | |
d853783f AT |
1192 | args[ac++] = "--partial"; |
1193 | ||
ef55c686 AT |
1194 | if (ignore_errors) |
1195 | args[ac++] = "--ignore-errors"; | |
1196 | ||
b5313607 DD |
1197 | if (copy_unsafe_links) |
1198 | args[ac++] = "--copy-unsafe-links"; | |
1199 | ||
d853783f AT |
1200 | if (safe_symlinks) |
1201 | args[ac++] = "--safe-links"; | |
1202 | ||
1203 | if (numeric_ids) | |
1204 | args[ac++] = "--numeric-ids"; | |
1205 | ||
0b73ca12 | 1206 | if (only_existing && am_sender) |
1347d512 AT |
1207 | args[ac++] = "--existing"; |
1208 | ||
dfa32483 | 1209 | if (opt_ignore_existing && am_sender) |
3d6feada MP |
1210 | args[ac++] = "--ignore-existing"; |
1211 | ||
a3221d2a WD |
1212 | if (inplace) |
1213 | args[ac++] = "--inplace"; | |
1214 | ||
d853783f AT |
1215 | if (tmpdir) { |
1216 | args[ac++] = "--temp-dir"; | |
1217 | args[ac++] = tmpdir; | |
1218 | } | |
1219 | ||
e012f858 | 1220 | if (basis_dir[0] && am_sender) { |
375a4556 DD |
1221 | /* the server only needs this option if it is not the sender, |
1222 | * and it may be an older version that doesn't know this | |
1223 | * option, so don't send it if client is the sender. | |
1224 | */ | |
e012f858 WD |
1225 | int i; |
1226 | for (i = 0; i < basis_dir_cnt; i++) { | |
1227 | args[ac++] = dest_option; | |
1228 | args[ac++] = basis_dir[i]; | |
1229 | } | |
375a4556 DD |
1230 | } |
1231 | ||
ea5164d1 WD |
1232 | if (files_from && (!am_sender || remote_filesfrom_file)) { |
1233 | if (remote_filesfrom_file) { | |
1234 | args[ac++] = "--files-from"; | |
1235 | args[ac++] = remote_filesfrom_file; | |
1236 | if (eol_nulls) | |
1237 | args[ac++] = "--from0"; | |
1238 | } else { | |
1239 | args[ac++] = "--files-from=-"; | |
1240 | args[ac++] = "--from0"; | |
1241 | } | |
c0ab28d1 WD |
1242 | if (!relative_paths) |
1243 | args[ac++] = "--no-relative"; | |
ea5164d1 | 1244 | } |
c72f5bd9 | 1245 | if (!implied_dirs && !am_sender) |
3a90ea0a | 1246 | args[ac++] = "--no-implied-dirs"; |
ea5164d1 | 1247 | |
d853783f | 1248 | *argc = ac; |
f98c60bf WD |
1249 | return; |
1250 | ||
1251 | oom: | |
1252 | out_of_memory("server_options"); | |
7a6421fa AT |
1253 | } |
1254 | ||
ea5164d1 WD |
1255 | /** |
1256 | * Return the position of a ':' IF it is not part of a filename (i.e. as | |
1257 | * long as it doesn't occur after a slash. | |
1258 | */ | |
1259 | char *find_colon(char *s) | |
1260 | { | |
1261 | char *p, *p2; | |
1262 | ||
1263 | p = strchr(s,':'); | |
f98c60bf WD |
1264 | if (!p) |
1265 | return NULL; | |
ea5164d1 WD |
1266 | |
1267 | /* now check to see if there is a / in the string before the : - if there is then | |
1268 | discard the colon on the assumption that the : is part of a filename */ | |
1269 | p2 = strchr(s,'/'); | |
f98c60bf WD |
1270 | if (p2 && p2 < p) |
1271 | return NULL; | |
ea5164d1 WD |
1272 | |
1273 | return p; | |
1274 | } |