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Some permssion fixes:
[rsync/rsync.git] / options.c
CommitLineData
0f78b815
WD		 1/*
2 * Command-line (and received via daemon-socket) option parsing.
dfa32483 3 *
0f78b815
WD		 4 * Copyright (C) 1998-2001 Andrew Tridgell <tridge@samba.org>
5 * Copyright (C) 2000, 2001, 2002 Martin Pool <mbp@samba.org>
ba2133d6 6 * Copyright (C) 2002-2007 Wayne Davison
dfa32483 7 *
dafe63ca 8 * This program is free software; you can redistribute it and/or modify
8e41b68e
WD		 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 3 of the License, or
11 * (at your option) any later version.
dfa32483 12 *
dafe63ca
MP		 13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
dfa32483 17 *
e7c67065 18 * You should have received a copy of the GNU General Public License along
4fd842f9 19 * with this program; if not, visit the http://fsf.org website.
dafe63ca 20 */
7a6421fa 21
7a6421fa 22#include "rsync.h"
1b42f628 23#include "ifuncs.h"
35bf8fa0 24#include <popt.h>
854a1aad 25#include "zlib/zlib.h"
7a6421fa 26
7bc90b30 27extern int module_id;
7be73df4 28extern int sanitize_paths;
e208631a 29extern int daemon_over_rsh;
a1018691 30extern unsigned int module_dirlen;
7842418b
WD		 31extern struct filter_list_struct filter_list;
32extern struct filter_list_struct server_filter_list;
8645af1d 33
7a6421fa 34int make_backups = 0;
1bfbf40b
MP		 35
36/**
dfa32483 37 * If 1, send the whole file as literal data rather than trying to
dafe63ca 38 * create an incremental diff.
1bfbf40b 39 *
dfa32483 40 * If -1, then look at whether we're local or remote and go by that.
dafe63ca
MP		 41 *
42 * @sa disable_deltas_p()
1bfbf40b 43 **/
dfa32483 44int whole_file = -1;
1bfbf40b 45
a015788d 46int append_mode = 0;
716e73d4 47int keep_dirlinks = 0;
2dbf36ef 48int copy_dirlinks = 0;
7a6421fa
AT		 49int copy_links = 0;
50int preserve_links = 0;
51int preserve_hard_links = 0;
1c3344a1 52int preserve_acls = 0;
16edf865 53int preserve_xattrs = 0;
7a6421fa 54int preserve_perms = 0;
344f9ba7 55int preserve_executability = 0;
7a6421fa 56int preserve_devices = 0;
b5c6a6ae 57int preserve_specials = 0;
7a6421fa
AT		 58int preserve_uid = 0;
59int preserve_gid = 0;
60int preserve_times = 0;
61int update_only = 0;
62int cvs_exclude = 0;
a5c11139 63int dry_run = 0;
11e758a4 64int do_xfers = 1;
a5c11139
WD		 65int ignore_times = 0;
66int delete_mode = 0;
a51b3168 67int delete_during = 0;
51d48398
WD		 68int delete_before = 0;
69int delete_after = 0;
a5c11139 70int delete_excluded = 0;
47c11975 71int remove_source_files = 0;
a5c11139 72int one_file_system = 0;
4f3e9a0f 73int protocol_version = PROTOCOL_VERSION;
a5c11139
WD		 74int sparse_files = 0;
75int do_compression = 0;
854a1aad 76int def_compress_level = Z_DEFAULT_COMPRESSION;
9439c0cb 77int am_root = 0; /* 0 = normal, 1 = root, 2 = --super, -1 = --fake-super */
7f2a1f65
WD		 78int am_server = 0;
79int am_sender = 0;
80int am_generator = 0;
81int am_starting_up = 1;
ea5164d1
WD		 82int relative_paths = -1;
83int implied_dirs = 1;
7a6421fa 84int numeric_ids = 0;
5974c662 85int allow_8bit_chars = 0;
7a6421fa
AT		 86int force_delete = 0;
87int io_timeout = 0;
9ac756c6 88int allowed_lull = 0;
876c9936 89int prune_empty_dirs = 0;
8487f9cf 90int use_qsort = 0;
ea5164d1
WD		 91char *files_from = NULL;
92int filesfrom_fd = -1;
305666bf 93char *filesfrom_host = NULL;
ea5164d1 94int eol_nulls = 0;
7a4addaa 95int protect_args = 0;
8f14cc49 96int human_readable = 0;
7a6421fa 97int recurse = 0;
5275029d 98int allow_inc_recurse = 1;
b6164938 99int xfer_dirs = -1;
1312d9fc 100int am_daemon = 0;
a5c11139
WD		 101int do_stats = 0;
102int do_progress = 0;
ba22c9e2 103int connect_timeout = 0;
a5c11139
WD		 104int keep_partial = 0;
105int safe_symlinks = 0;
106int copy_unsafe_links = 0;
107int size_only = 0;
9fb08441 108int daemon_bwlimit = 0;
a5c11139 109int bwlimit = 0;
c4ed1487 110int fuzzy_basis = 0;
3c74c3a3 111size_t bwlimit_writemax = 0;
e90aab49
WD		 112int ignore_existing = 0;
113int ignore_non_existing = 0;
07c6ae7d 114int need_messages_from_generator = 0;
7b9598b2 115int max_delete = INT_MIN;
7d5acf1d 116OFF_T max_size = 0;
74de13d1 117OFF_T min_size = 0;
a5c11139
WD		 118int ignore_errors = 0;
119int modify_window = 0;
120int blocking_io = -1;
2289bf64 121int checksum_seed = 0;
a3221d2a 122int inplace = 0;
f06e7082 123int delay_updates = 0;
a06b419d 124long block_size = 0; /* "long" because popt can't set an int32. */
b1e436ec 125char *skip_compress = NULL;
b35d0d8e 126
13e29995 127/** Network address family. **/
24d677fc 128int default_af_hint
4f5b0756 129#ifdef INET6
24d677fc 130 = 0; /* Any protocol */
6ab6d4bf 131#else
24d677fc
WD		 132 = AF_INET; /* Must use IPv4 */
133# ifdef AF_INET6
134# undef AF_INET6
135# endif
136# define AF_INET6 AF_INET /* make -6 option a no-op */
6ab6d4bf 137#endif
06963d0f 138
13e29995
MP		 139/** Do not go into the background when run as --daemon. Good
140 * for debugging and required for running as a service on W32,
141 * or under Unix process-monitors. **/
1f35babc
WD		 142int no_detach
143#if defined _WIN32 || defined __WIN32__
144 = 1;
145#else
146 = 0;
147#endif
13e29995 148
088aac85
DD		 149int write_batch = 0;
150int read_batch = 0;
d175d7e1
WD		 151int backup_dir_len = 0;
152int backup_suffix_len;
e0391f81 153unsigned int backup_dir_remainder;
6902ed17 154
d175d7e1 155char *backup_suffix = NULL;
7a6421fa 156char *tmpdir = NULL;
a7260c40 157char *partial_dir = NULL;
e012f858 158char *basis_dir[MAX_BASIS_DIRS+1];
30e8c8e1 159char *config_file = NULL;
7a6421fa 160char *shell_cmd = NULL;
87c0f9d6
WD		 161char *logfile_name = NULL;
162char *logfile_format = NULL;
b3e4e7ef 163char *stdout_format = NULL;
65575e96 164char *password_file = NULL;
41bd28fe 165char *rsync_path = RSYNC_PATH;
66203a98 166char *backup_dir = NULL;
e0391f81 167char backup_dir_buf[MAXPATHLEN];
831f06a5 168char *sockopts = NULL;
0c56b1ad 169int rsync_port = 0;
dfd7d541 170int compare_dest = 0;
1de3e99b 171int copy_dest = 0;
59c95e42 172int link_dest = 0;
ce0b384f 173int basis_dir_cnt = 0;
f9a9f547 174char *dest_option = NULL;
7a6421fa
AT		 175
176int verbose = 0;
b86f0cef 177int quiet = 0;
dc1f7b9e 178int output_motd = 1;
e7651884 179int log_before_transfer = 0;
b3e4e7ef
WD		 180int stdout_format_has_i = 0;
181int stdout_format_has_o_or_i = 0;
87c0f9d6 182int logfile_format_has_i = 0;
87c0f9d6 183int logfile_format_has_o_or_i = 0;
7a6421fa 184int always_checksum = 0;
f7632fc6 185int list_only = 0;
7a6421fa 186
9b3318b0
WD		 187#define MAX_BATCH_NAME_LEN 256 /* Must be less than MAXPATHLEN-13 */
188char *batch_name = NULL;
6902ed17 189
332cf6df 190int need_unsorted_flist = 0;
f7a76b9c 191#ifdef ICONV_OPTION
332cf6df
WD		 192char *iconv_opt = ICONV_OPTION;
193#endif
194
dd32e2c3
WD		 195struct chmod_mode_struct *chmod_modes = NULL;
196
e1add893 197static int daemon_opt; /* sets am_daemon after option error-reporting */
f9998046 198static int omit_dir_times = 0;
aa4d3b4c 199static int F_option_cnt = 0;
5b56cc19 200static int modify_window_set;
624d6be2 201static int itemize_changes = 0;
854a1aad 202static int refused_delete, refused_archive_part, refused_compress;
3296f91b 203static int refused_partial, refused_progress, refused_delete_before;
e0e32031 204static int refused_delete_during;
0b52f94d 205static int refused_inplace, refused_no_iconv;
74de13d1 206static char *max_size_arg, *min_size_arg;
77860bac 207static char tmp_partialdir[] = ".~tmp~";
5b56cc19 208
06963d0f 209/** Local address to bind. As a character string because it's
fdf57ede 210 * interpreted by the IPv6 layer: should be a numeric IP4 or IP6
06963d0f
MP		 211 * address, or a hostname. **/
212char *bind_address;
5c9730a4 213
7a24c346 214
27a12348 215static void print_rsync_version(enum logcode f)
7a24c346 216{
2ed790f3 217 char *subprotocol = "";
dfa32483 218 char const *got_socketpair = "no ";
a3221d2a 219 char const *have_inplace = "no ";
dfa32483 220 char const *hardlinks = "no ";
1c3344a1 221 char const *acls = "no ";
16edf865 222 char const *xattrs = "no ";
dfa32483 223 char const *links = "no ";
332cf6df 224 char const *iconv = "no ";
a358449a 225 char const *ipv6 = "no ";
736a6a29 226 STRUCT_STAT *dumstat;
0c80cd8e 227
2ed790f3
WD		 228#if SUBPROTOCOL_VERSION != 0
229 asprintf(&subprotocol, ".PR%d", SUBPROTOCOL_VERSION);
230#endif
4f5b0756 231#ifdef HAVE_SOCKETPAIR
dfa32483 232 got_socketpair = "";
0c80cd8e 233#endif
4f5b0756 234#ifdef HAVE_FTRUNCATE
a3221d2a
WD		 235 have_inplace = "";
236#endif
4f5b0756 237#ifdef SUPPORT_HARD_LINKS
dfa32483 238 hardlinks = "";
2855f61f 239#endif
1c3344a1
WD		 240#ifdef SUPPORT_ACLS
241 acls = "";
242#endif
16edf865
WD		 243#ifdef SUPPORT_XATTRS
244 xattrs = "";
245#endif
4f5b0756 246#ifdef SUPPORT_LINKS
dfa32483 247 links = "";
2855f61f 248#endif
4f5b0756 249#ifdef INET6
a358449a 250 ipv6 = "";
dfa32483 251#endif
332cf6df
WD		 252#ifdef ICONV_OPTION
253 iconv = "";
254#endif
a358449a 255
719522b9 256 rprintf(f, "%s version %s protocol version %d%s\n",
2ed790f3 257 RSYNC_NAME, RSYNC_VERSION, PROTOCOL_VERSION, subprotocol);
100018b7 258 rprintf(f, "Copyright (C) 1996-2007 by Andrew Tridgell, Wayne Davison, and others.\n");
719522b9
WD		 259 rprintf(f, "Web site: http://rsync.samba.org/\n");
260 rprintf(f, "Capabilities:\n");
261 rprintf(f, " %d-bit files, %d-bit inums, %d-bit timestamps, %d-bit long ints,\n",
d619ff13
WD		 262 (int)(sizeof (OFF_T) * 8),
263 (int)(sizeof dumstat->st_ino * 8), /* Don't check ino_t! */
bb25779d 264 (int)(sizeof (time_t) * 8),
d619ff13
WD		 265 (int)(sizeof (int64) * 8));
266 rprintf(f, " %ssocketpairs, %shardlinks, %ssymlinks, %sIPv6, batchfiles, %sinplace,\n",
267 got_socketpair, hardlinks, links, ipv6, have_inplace);
332cf6df
WD		 268 rprintf(f, " %sappend, %sACLs, %sxattrs, %siconv\n",
269 have_inplace, acls, xattrs, iconv);
2855f61f 270
fc0302cf 271#ifdef MAINTAINER_MODE
29433538 272 rprintf(f, "Panic Action: \"%s\"\n", get_panic_action());
fc0302cf 273#endif
736a6a29 274
031fa9ad
WD		 275#if SIZEOF_INT64 < 8
276 rprintf(f, "WARNING: no 64-bit integers on this platform!\n");
7a24c346 277#endif
c561edaa
WD		 278 if (sizeof (int64) != SIZEOF_INT64) {
279 rprintf(f,
280 "WARNING: size mismatch in SIZEOF_INT64 define (%d != %d)\n",
281 (int) SIZEOF_INT64, (int) sizeof (int64));
282 }
7b329a2d 283
b64ee91a
WD		 284 rprintf(f,"\n");
285 rprintf(f,"rsync comes with ABSOLUTELY NO WARRANTY. This is free software, and you\n");
6ab423a5
WD		 286 rprintf(f,"are welcome to redistribute it under certain conditions. See the GNU\n");
287 rprintf(f,"General Public Licence for details.\n");
7a24c346
MP		 288}
289
290
0f3203c3 291void usage(enum logcode F)
7a6421fa 292{
2855f61f 293 print_rsync_version(F);
704f908e 294
b64ee91a
WD		 295 rprintf(F,"\n");
296 rprintf(F,"rsync is a file transfer program capable of efficient remote update\n");
6ab423a5 297 rprintf(F,"via a fast differencing algorithm.\n");
704f908e 298
b64ee91a
WD		 299 rprintf(F,"\n");
300 rprintf(F,"Usage: rsync [OPTION]... SRC [SRC]... DEST\n");
868676dc
WD		 301 rprintf(F," or rsync [OPTION]... SRC [SRC]... [USER@]HOST:DEST\n");
302 rprintf(F," or rsync [OPTION]... SRC [SRC]... [USER@]HOST::DEST\n");
303 rprintf(F," or rsync [OPTION]... SRC [SRC]... rsync://[USER@]HOST[:PORT]/DEST\n");
d0e94abb 304 rprintf(F," or rsync [OPTION]... [USER@]HOST:SRC [DEST]\n");
14d43f1f 305 rprintf(F," or rsync [OPTION]... [USER@]HOST::SRC [DEST]\n");
14d43f1f 306 rprintf(F," or rsync [OPTION]... rsync://[USER@]HOST[:PORT]/SRC [DEST]\n");
08d82b84
WD		 307 rprintf(F,"The ':' usages connect via remote shell, while '::' & 'rsync://' usages connect\n");
308 rprintf(F,"to an rsync daemon, and require SRC or DEST to start with a module name.\n");
b64ee91a
WD		 309 rprintf(F,"\n");
310 rprintf(F,"Options\n");
704f908e 311 rprintf(F," -v, --verbose increase verbosity\n");
b3708acf 312 rprintf(F," -q, --quiet suppress non-error messages\n");
dc1f7b9e 313 rprintf(F," --no-motd suppress daemon-mode MOTD (see manpage caveat)\n");
b3708acf 314 rprintf(F," -c, --checksum skip based on checksum, not mod-time & size\n");
16edf865 315 rprintf(F," -a, --archive archive mode; equals -rlptgoD (no -H,-A,-X)\n");
8938d67e 316 rprintf(F," --no-OPTION turn off an implied OPTION (e.g. --no-D)\n");
704f908e
AT		 317 rprintf(F," -r, --recursive recurse into directories\n");
318 rprintf(F," -R, --relative use relative path names\n");
11bfaf63 319 rprintf(F," --no-implied-dirs don't send implied dirs with --relative\n");
6839140e 320 rprintf(F," -b, --backup make backups (see --suffix & --backup-dir)\n");
b3708acf
WD		 321 rprintf(F," --backup-dir=DIR make backups into hierarchy based in DIR\n");
322 rprintf(F," --suffix=SUFFIX set backup suffix (default %s w/o --backup-dir)\n",BACKUP_SUFFIX);
323 rprintf(F," -u, --update skip files that are newer on the receiver\n");
4ce838e1 324 rprintf(F," --inplace update destination files in-place (SEE MAN PAGE)\n");
a015788d 325 rprintf(F," --append append data onto shorter files\n");
936fa865 326 rprintf(F," --append-verify like --append, but with old data in file checksum\n");
65e4cda0 327 rprintf(F," -d, --dirs transfer directories without recursing\n");
13e29995 328 rprintf(F," -l, --links copy symlinks as symlinks\n");
b3708acf
WD		 329 rprintf(F," -L, --copy-links transform symlink into referent file/dir\n");
330 rprintf(F," --copy-unsafe-links only \"unsafe\" symlinks are transformed\n");
331 rprintf(F," --safe-links ignore symlinks that point outside the source tree\n");
2dbf36ef 332 rprintf(F," -k, --copy-dirlinks transform symlink to a dir into referent dir\n");
65e4cda0 333 rprintf(F," -K, --keep-dirlinks treat symlinked dir on receiver as dir\n");
2dbf36ef 334 rprintf(F," -H, --hard-links preserve hard links\n");
704f908e 335 rprintf(F," -p, --perms preserve permissions\n");
344f9ba7 336 rprintf(F," -E, --executability preserve the file's executability\n");
dfe1ed5e 337 rprintf(F," --chmod=CHMOD affect file and/or directory permissions\n");
1c3344a1
WD		 338#ifdef SUPPORT_ACLS
339 rprintf(F," -A, --acls preserve ACLs (implies --perms)\n");
16edf865
WD		 340#endif
341#ifdef SUPPORT_XATTRS
3caafdfd 342 rprintf(F," -X, --xattrs preserve extended attributes\n");
1c3344a1 343#endif
def97ff9 344 rprintf(F," -o, --owner preserve owner (super-user only)\n");
704f908e 345 rprintf(F," -g, --group preserve group\n");
def97ff9 346 rprintf(F," --devices preserve device files (super-user only)\n");
b5c6a6ae
WD		 347 rprintf(F," --specials preserve special files\n");
348 rprintf(F," -D same as --devices --specials\n");
42b06481
WD		 349 rprintf(F," -t, --times preserve modification times\n");
350 rprintf(F," -O, --omit-dir-times omit directories from --times\n");
def97ff9 351 rprintf(F," --super receiver attempts super-user activities\n");
9439c0cb
WD		 352#ifdef SUPPORT_XATTRS
353 rprintf(F," --fake-super store/recover privileged attrs using xattrs\n");
354#endif
704f908e 355 rprintf(F," -S, --sparse handle sparse files efficiently\n");
d100e733 356 rprintf(F," -n, --dry-run perform a trial run with no changes made\n");
f7a2ac07 357 rprintf(F," -W, --whole-file copy files whole (without delta-xfer algorithm)\n");
704f908e 358 rprintf(F," -x, --one-file-system don't cross filesystem boundaries\n");
9cd339eb 359 rprintf(F," -B, --block-size=SIZE force a fixed checksum block-size\n");
b3708acf 360 rprintf(F," -e, --rsh=COMMAND specify the remote shell to use\n");
05ee4866 361 rprintf(F," --rsync-path=PROGRAM specify the rsync to run on the remote machine\n");
fcecb70b
WD		 362 rprintf(F," --existing skip creating new files on receiver\n");
363 rprintf(F," --ignore-existing skip updating files that already exist on receiver\n");
47c11975 364 rprintf(F," --remove-source-files sender removes synchronized files (non-dirs)\n");
3359acb8 365 rprintf(F," --del an alias for --delete-during\n");
fcecb70b 366 rprintf(F," --delete delete extraneous files from destination dirs\n");
e0e32031
WD		 367 rprintf(F," --delete-before receiver deletes before transfer, not during\n");
368 rprintf(F," --delete-during receiver deletes during transfer (default)\n");
b0cacef1 369 rprintf(F," --delete-delay find deletions during, delete after\n");
e0e32031 370 rprintf(F," --delete-after receiver deletes after transfer, not during\n");
fcecb70b 371 rprintf(F," --delete-excluded also delete excluded files from destination dirs\n");
db2b5cb7 372 rprintf(F," --ignore-errors delete even if there are I/O errors\n");
51d48398 373 rprintf(F," --force force deletion of directories even if not empty\n");
0b73ca12 374 rprintf(F," --max-delete=NUM don't delete more than NUM files\n");
7d5acf1d 375 rprintf(F," --max-size=SIZE don't transfer any file larger than SIZE\n");
74de13d1 376 rprintf(F," --min-size=SIZE don't transfer any file smaller than SIZE\n");
c95da96a 377 rprintf(F," --partial keep partially transferred files\n");
a7260c40 378 rprintf(F," --partial-dir=DIR put a partially transferred file into DIR\n");
b3708acf 379 rprintf(F," --delay-updates put all updated files into place at transfer's end\n");
876c9936 380 rprintf(F," -m, --prune-empty-dirs prune empty directory chains from the file-list\n");
704f908e 381 rprintf(F," --numeric-ids don't map uid/gid values by user/group name\n");
ba22c9e2
WD		 382 rprintf(F," --timeout=SECONDS set I/O timeout in seconds\n");
383 rprintf(F," --contimeout=SECONDS set daemon connection timeout in seconds\n");
b3708acf
WD		 384 rprintf(F," -I, --ignore-times don't skip files that match in size and mod-time\n");
385 rprintf(F," --size-only skip files that match in size\n");
386 rprintf(F," --modify-window=NUM compare mod-times with reduced accuracy\n");
4db88e5b 387 rprintf(F," -T, --temp-dir=DIR create temporary files in directory DIR\n");
c4ed1487 388 rprintf(F," -y, --fuzzy find similar file for basis if no dest file\n");
375a4556 389 rprintf(F," --compare-dest=DIR also compare destination files relative to DIR\n");
1de3e99b 390 rprintf(F," --copy-dest=DIR ... and include copies of unchanged files\n");
e012f858 391 rprintf(F," --link-dest=DIR hardlink to files in DIR when unchanged\n");
f924946e 392 rprintf(F," -z, --compress compress file data during the transfer\n");
854a1aad 393 rprintf(F," --compress-level=NUM explicitly set compression level\n");
b1e436ec 394 rprintf(F," --skip-compress=LIST skip compressing files with a suffix in LIST\n");
b3708acf 395 rprintf(F," -C, --cvs-exclude auto-ignore files the same way CVS does\n");
aa4d3b4c 396 rprintf(F," -f, --filter=RULE add a file-filtering RULE\n");
9c71f56a 397 rprintf(F," -F same as --filter='dir-merge /.rsync-filter'\n");
aa4d3b4c 398 rprintf(F," repeated: --filter='- .rsync-filter'\n");
2acf81eb 399 rprintf(F," --exclude=PATTERN exclude files matching PATTERN\n");
b3708acf 400 rprintf(F," --exclude-from=FILE read exclude patterns from FILE\n");
2acf81eb 401 rprintf(F," --include=PATTERN don't exclude files matching PATTERN\n");
b3708acf
WD		 402 rprintf(F," --include-from=FILE read include patterns from FILE\n");
403 rprintf(F," --files-from=FILE read list of source-file names from FILE\n");
72316028 404 rprintf(F," -0, --from0 all *-from/filter files are delimited by 0s\n");
7a4addaa 405 rprintf(F," -s, --protect-args no space-splitting; only wildcard special-chars\n");
b4ef0bca 406 rprintf(F," --address=ADDRESS bind address for outgoing socket to daemon\n");
b4713295 407 rprintf(F," --port=PORT specify double-colon alternate port number\n");
831f06a5 408 rprintf(F," --sockopts=OPTIONS specify custom TCP options\n");
db2b5cb7 409 rprintf(F," --blocking-io use blocking I/O for the remote shell\n");
b3708acf 410 rprintf(F," --stats give some file-transfer stats\n");
a6a27602 411 rprintf(F," -8, --8-bit-output leave high-bit chars unescaped in output\n");
05724c07 412 rprintf(F," -h, --human-readable output numbers in a human-readable format\n");
dfa32483 413 rprintf(F," --progress show progress during transfer\n");
b3708acf 414 rprintf(F," -P same as --partial --progress\n");
b78296cb 415 rprintf(F," -i, --itemize-changes output a change-summary for all updates\n");
b3e4e7ef
WD		 416 rprintf(F," --out-format=FORMAT output updates using the specified FORMAT\n");
417 rprintf(F," --log-file=FILE log what we're doing to the specified FILE\n");
418 rprintf(F," --log-file-format=FMT log updates using the specified FMT\n");
09a54c39 419 rprintf(F," --password-file=FILE read daemon-access password from FILE\n");
65e4cda0 420 rprintf(F," --list-only list the files instead of copying them\n");
b3708acf
WD		 421 rprintf(F," --bwlimit=KBPS limit I/O bandwidth; KBytes per second\n");
422 rprintf(F," --write-batch=FILE write a batched update to FILE\n");
11e758a4 423 rprintf(F," --only-write-batch=FILE like --write-batch but w/o updating destination\n");
b3708acf 424 rprintf(F," --read-batch=FILE read a batched update from FILE\n");
da9f5926 425 rprintf(F," --protocol=NUM force an older protocol version to be used\n");
332cf6df 426#ifdef ICONV_OPTION
84e1a34e 427 rprintf(F," --iconv=CONVERT_SPEC request charset conversion of filenames\n");
332cf6df 428#endif
4db88e5b
WD		 429 rprintf(F," -4, --ipv4 prefer IPv4\n");
430 rprintf(F," -6, --ipv6 prefer IPv6\n");
4a34c6f1 431 rprintf(F," --version print version number\n");
375d8f91 432 rprintf(F,"(-h) --help show this help (-h works with no other options)\n");
7a6421fa 433
b64ee91a
WD		 434 rprintf(F,"\n");
435 rprintf(F,"Use \"rsync --daemon --help\" to see the daemon-mode command-line options.\n");
3ac7f5d4 436 rprintf(F,"Please see the rsync(1) and rsyncd.conf(5) man pages for full documentation.\n");
2855f61f 437 rprintf(F,"See http://rsync.samba.org/ for updates, bug reports, and answers\n");
7a6421fa
AT		 438}
439
3ac7f5d4 440enum {OPT_VERSION = 1000, OPT_DAEMON, OPT_SENDER, OPT_EXCLUDE, OPT_EXCLUDE_FROM,
05724c07 441 OPT_FILTER, OPT_COMPARE_DEST, OPT_COPY_DEST, OPT_LINK_DEST, OPT_HELP,
e16adcdf 442 OPT_INCLUDE, OPT_INCLUDE_FROM, OPT_MODIFY_WINDOW, OPT_MIN_SIZE, OPT_CHMOD,
9ac756c6 443 OPT_READ_BATCH, OPT_WRITE_BATCH, OPT_ONLY_WRITE_BATCH, OPT_MAX_SIZE,
0b52f94d 444 OPT_NO_D, OPT_APPEND, OPT_NO_ICONV,
0ccffd7c 445 OPT_SERVER, OPT_REFUSED_BASE = 9000};
7a6421fa 446
2855f61f
MP		 447static struct poptOption long_options[] = {
448 /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
05724c07 449 {"help", 0, POPT_ARG_NONE, 0, OPT_HELP, 0, 0 },
8db7cc2c 450 {"version", 0, POPT_ARG_NONE, 0, OPT_VERSION, 0, 0},
e86e2fa1 451 {"verbose", 'v', POPT_ARG_NONE, 0, 'v', 0, 0 },
b6164938 452 {"no-verbose", 0, POPT_ARG_VAL, &verbose, 0, 0, 0 },
4afcb709 453 {"no-v", 0, POPT_ARG_VAL, &verbose, 0, 0, 0 },
e86e2fa1 454 {"quiet", 'q', POPT_ARG_NONE, 0, 'q', 0, 0 },
dc1f7b9e
WD		 455 {"motd", 0, POPT_ARG_VAL, &output_motd, 1, 0, 0 },
456 {"no-motd", 0, POPT_ARG_VAL, &output_motd, 0, 0, 0 },
e86e2fa1 457 {"stats", 0, POPT_ARG_NONE, &do_stats, 0, 0, 0 },
3ca9e5d8 458 {"human-readable", 'h', POPT_ARG_NONE, 0, 'h', 0, 0},
8487f9cf
WD		 459 {"no-human-readable",0, POPT_ARG_VAL, &human_readable, 0, 0, 0},
460 {"no-h", 0, POPT_ARG_VAL, &human_readable, 0, 0, 0},
e86e2fa1 461 {"dry-run", 'n', POPT_ARG_NONE, &dry_run, 0, 0, 0 },
b6164938
WD		 462 {"archive", 'a', POPT_ARG_NONE, 0, 'a', 0, 0 },
463 {"recursive", 'r', POPT_ARG_VAL, &recurse, 2, 0, 0 },
464 {"no-recursive", 0, POPT_ARG_VAL, &recurse, 0, 0, 0 },
8487f9cf 465 {"no-r", 0, POPT_ARG_VAL, &recurse, 0, 0, 0 },
5275029d 466 {"inc-recursive", 0, POPT_ARG_VAL, &allow_inc_recurse, 1, 0, 0 },
5275029d 467 {"no-inc-recursive", 0, POPT_ARG_VAL, &allow_inc_recurse, 0, 0, 0 },
d6ca255c
WD		 468 {"i-r", 0, POPT_ARG_VAL, &allow_inc_recurse, 1, 0, 0 },
469 {"no-i-r", 0, POPT_ARG_VAL, &allow_inc_recurse, 0, 0, 0 },
e86e2fa1 470 {"dirs", 'd', POPT_ARG_VAL, &xfer_dirs, 2, 0, 0 },
b6164938
WD		 471 {"no-dirs", 0, POPT_ARG_VAL, &xfer_dirs, 0, 0, 0 },
472 {"no-d", 0, POPT_ARG_VAL, &xfer_dirs, 0, 0, 0 },
473 {"perms", 'p', POPT_ARG_VAL, &preserve_perms, 1, 0, 0 },
474 {"no-perms", 0, POPT_ARG_VAL, &preserve_perms, 0, 0, 0 },
475 {"no-p", 0, POPT_ARG_VAL, &preserve_perms, 0, 0, 0 },
344f9ba7 476 {"executability", 'E', POPT_ARG_NONE, &preserve_executability, 0, 0, 0 },
1c3344a1
WD		 477 {"acls", 'A', POPT_ARG_NONE, 0, 'A', 0, 0 },
478 {"no-acls", 0, POPT_ARG_VAL, &preserve_acls, 0, 0, 0 },
479 {"no-A", 0, POPT_ARG_VAL, &preserve_acls, 0, 0, 0 },
16edf865
WD		 480 {"xattrs", 'X', POPT_ARG_NONE, 0, 'X', 0, 0 },
481 {"no-xattrs", 0, POPT_ARG_VAL, &preserve_xattrs, 0, 0, 0 },
482 {"no-X", 0, POPT_ARG_VAL, &preserve_xattrs, 0, 0, 0 },
f9998046 483 {"times", 't', POPT_ARG_VAL, &preserve_times, 2, 0, 0 },
b6164938
WD		 484 {"no-times", 0, POPT_ARG_VAL, &preserve_times, 0, 0, 0 },
485 {"no-t", 0, POPT_ARG_VAL, &preserve_times, 0, 0, 0 },
f9998046 486 {"omit-dir-times", 'O', POPT_ARG_VAL, &omit_dir_times, 1, 0, 0 },
eb7a6e09
WD		 487 {"no-omit-dir-times",0, POPT_ARG_VAL, &omit_dir_times, 0, 0, 0 },
488 {"no-O", 0, POPT_ARG_VAL, &omit_dir_times, 0, 0, 0 },
38b9170c 489 {"modify-window", 0, POPT_ARG_INT, &modify_window, OPT_MODIFY_WINDOW, 0, 0 },
def97ff9
WD		 490 {"super", 0, POPT_ARG_VAL, &am_root, 2, 0, 0 },
491 {"no-super", 0, POPT_ARG_VAL, &am_root, 0, 0, 0 },
9439c0cb 492 {"fake-super", 0, POPT_ARG_VAL, &am_root, -1, 0, 0 },
b6164938
WD		 493 {"owner", 'o', POPT_ARG_VAL, &preserve_uid, 1, 0, 0 },
494 {"no-owner", 0, POPT_ARG_VAL, &preserve_uid, 0, 0, 0 },
495 {"no-o", 0, POPT_ARG_VAL, &preserve_uid, 0, 0, 0 },
496 {"group", 'g', POPT_ARG_VAL, &preserve_gid, 1, 0, 0 },
497 {"no-group", 0, POPT_ARG_VAL, &preserve_gid, 0, 0, 0 },
498 {"no-g", 0, POPT_ARG_VAL, &preserve_gid, 0, 0, 0 },
b5c6a6ae
WD		 499 {0, 'D', POPT_ARG_NONE, 0, 'D', 0, 0 },
500 {"no-D", 0, POPT_ARG_NONE, 0, OPT_NO_D, 0, 0 },
501 {"devices", 0, POPT_ARG_VAL, &preserve_devices, 1, 0, 0 },
b6164938 502 {"no-devices", 0, POPT_ARG_VAL, &preserve_devices, 0, 0, 0 },
b5c6a6ae
WD		 503 {"specials", 0, POPT_ARG_VAL, &preserve_specials, 1, 0, 0 },
504 {"no-specials", 0, POPT_ARG_VAL, &preserve_specials, 0, 0, 0 },
e86e2fa1 505 {"links", 'l', POPT_ARG_VAL, &preserve_links, 1, 0, 0 },
b6164938
WD		 506 {"no-links", 0, POPT_ARG_VAL, &preserve_links, 0, 0, 0 },
507 {"no-l", 0, POPT_ARG_VAL, &preserve_links, 0, 0, 0 },
e86e2fa1
WD		 508 {"copy-links", 'L', POPT_ARG_NONE, &copy_links, 0, 0, 0 },
509 {"copy-unsafe-links",0, POPT_ARG_NONE, &copy_unsafe_links, 0, 0, 0 },
510 {"safe-links", 0, POPT_ARG_NONE, &safe_symlinks, 0, 0, 0 },
2dbf36ef 511 {"copy-dirlinks", 'k', POPT_ARG_NONE, &copy_dirlinks, 0, 0, 0 },
e86e2fa1 512 {"keep-dirlinks", 'K', POPT_ARG_NONE, &keep_dirlinks, 0, 0, 0 },
e0e32031 513 {"hard-links", 'H', POPT_ARG_NONE, 0, 'H', 0, 0 },
beab3078
WD		 514 {"no-hard-links", 0, POPT_ARG_VAL, &preserve_hard_links, 0, 0, 0 },
515 {"no-H", 0, POPT_ARG_VAL, &preserve_hard_links, 0, 0, 0 },
e86e2fa1
WD		 516 {"relative", 'R', POPT_ARG_VAL, &relative_paths, 1, 0, 0 },
517 {"no-relative", 0, POPT_ARG_VAL, &relative_paths, 0, 0, 0 },
b6164938 518 {"no-R", 0, POPT_ARG_VAL, &relative_paths, 0, 0, 0 },
2dbf36ef 519 {"implied-dirs", 0, POPT_ARG_VAL, &implied_dirs, 1, 0, 0 },
e86e2fa1 520 {"no-implied-dirs", 0, POPT_ARG_VAL, &implied_dirs, 0, 0, 0 },
d6ca255c
WD		 521 {"i-d", 0, POPT_ARG_VAL, &implied_dirs, 1, 0, 0 },
522 {"no-i-d", 0, POPT_ARG_VAL, &implied_dirs, 0, 0, 0 },
e16adcdf 523 {"chmod", 0, POPT_ARG_STRING, 0, OPT_CHMOD, 0, 0 },
afb6e945
WD		 524 {"ignore-times", 'I', POPT_ARG_NONE, &ignore_times, 0, 0, 0 },
525 {"size-only", 0, POPT_ARG_NONE, &size_only, 0, 0, 0 },
243c995f 526 {"one-file-system", 'x', POPT_ARG_NONE, 0, 'x', 0, 0 },
e86e2fa1 527 {"update", 'u', POPT_ARG_NONE, &update_only, 0, 0, 0 },
e90aab49 528 {"existing", 0, POPT_ARG_NONE, &ignore_non_existing, 0, 0, 0 },
e90aab49 529 {"ignore-non-existing",0,POPT_ARG_NONE, &ignore_non_existing, 0, 0, 0 },
d2da915c 530 {"ignore-existing", 0, POPT_ARG_NONE, &ignore_existing, 0, 0, 0 },
aeb213ea 531 {"max-size", 0, POPT_ARG_STRING, &max_size_arg, OPT_MAX_SIZE, 0, 0 },
74de13d1 532 {"min-size", 0, POPT_ARG_STRING, &min_size_arg, OPT_MIN_SIZE, 0, 0 },
e86e2fa1
WD		 533 {"sparse", 'S', POPT_ARG_NONE, &sparse_files, 0, 0, 0 },
534 {"inplace", 0, POPT_ARG_NONE, &inplace, 0, 0, 0 },
936fa865
WD		 535 {"append", 0, POPT_ARG_NONE, 0, OPT_APPEND, 0, 0 },
536 {"append-verify", 0, POPT_ARG_VAL, &append_mode, 2, 0, 0 },
537 {"no-append", 0, POPT_ARG_VAL, &append_mode, 0, 0, 0 },
3671987f 538 {"del", 0, POPT_ARG_NONE, &delete_during, 0, 0, 0 },
3359acb8 539 {"delete", 0, POPT_ARG_NONE, &delete_mode, 0, 0, 0 },
e0e32031 540 {"delete-before", 0, POPT_ARG_NONE, &delete_before, 0, 0, 0 },
b0cacef1
WD		 541 {"delete-during", 0, POPT_ARG_VAL, &delete_during, 1, 0, 0 },
542 {"delete-delay", 0, POPT_ARG_VAL, &delete_during, 2, 0, 0 },
51d48398
WD		 543 {"delete-after", 0, POPT_ARG_NONE, &delete_after, 0, 0, 0 },
544 {"delete-excluded", 0, POPT_ARG_NONE, &delete_excluded, 0, 0, 0 },
47c11975
WD		 545 {"remove-sent-files",0, POPT_ARG_VAL, &remove_source_files, 2, 0, 0 }, /* deprecated */
546 {"remove-source-files",0,POPT_ARG_VAL, &remove_source_files, 1, 0, 0 },
afb6e945 547 {"force", 0, POPT_ARG_NONE, &force_delete, 0, 0, 0 },
e86e2fa1
WD		 548 {"ignore-errors", 0, POPT_ARG_NONE, &ignore_errors, 0, 0, 0 },
549 {"max-delete", 0, POPT_ARG_INT, &max_delete, 0, 0, 0 },
550 {0, 'F', POPT_ARG_NONE, 0, 'F', 0, 0 },
aa4d3b4c 551 {"filter", 'f', POPT_ARG_STRING, 0, OPT_FILTER, 0, 0 },
8db7cc2c
WD		 552 {"exclude", 0, POPT_ARG_STRING, 0, OPT_EXCLUDE, 0, 0 },
553 {"include", 0, POPT_ARG_STRING, 0, OPT_INCLUDE, 0, 0 },
554 {"exclude-from", 0, POPT_ARG_STRING, 0, OPT_EXCLUDE_FROM, 0, 0 },
555 {"include-from", 0, POPT_ARG_STRING, 0, OPT_INCLUDE_FROM, 0, 0 },
afb6e945 556 {"cvs-exclude", 'C', POPT_ARG_NONE, &cvs_exclude, 0, 0, 0 },
afb6e945
WD		 557 {"whole-file", 'W', POPT_ARG_VAL, &whole_file, 1, 0, 0 },
558 {"no-whole-file", 0, POPT_ARG_VAL, &whole_file, 0, 0, 0 },
b6164938 559 {"no-W", 0, POPT_ARG_VAL, &whole_file, 0, 0, 0 },
8487f9cf
WD		 560 {"checksum", 'c', POPT_ARG_VAL, &always_checksum, 1, 0, 0 },
561 {"no-checksum", 0, POPT_ARG_VAL, &always_checksum, 0, 0, 0 },
562 {"no-c", 0, POPT_ARG_VAL, &always_checksum, 0, 0, 0 },
a06b419d 563 {"block-size", 'B', POPT_ARG_LONG, &block_size, 0, 0, 0 },
e012f858 564 {"compare-dest", 0, POPT_ARG_STRING, 0, OPT_COMPARE_DEST, 0, 0 },
1de3e99b 565 {"copy-dest", 0, POPT_ARG_STRING, 0, OPT_COPY_DEST, 0, 0 },
e012f858 566 {"link-dest", 0, POPT_ARG_STRING, 0, OPT_LINK_DEST, 0, 0 },
c4ed1487 567 {"fuzzy", 'y', POPT_ARG_NONE, &fuzzy_basis, 0, 0, 0 },
854a1aad 568 {"compress", 'z', POPT_ARG_NONE, 0, 'z', 0, 0 },
8487f9cf 569 {"no-compress", 0, POPT_ARG_VAL, &do_compression, 0, 0, 0 },
b1e436ec 570 {"skip-compress", 0, POPT_ARG_STRING, &skip_compress, 0, 0, 0 },
8487f9cf 571 {"no-z", 0, POPT_ARG_VAL, &do_compression, 0, 0, 0 },
854a1aad 572 {"compress-level", 0, POPT_ARG_INT, &def_compress_level, 'z', 0, 0 },
11bfaf63 573 {0, 'P', POPT_ARG_NONE, 0, 'P', 0, 0 },
b6164938
WD		 574 {"progress", 0, POPT_ARG_VAL, &do_progress, 1, 0, 0 },
575 {"no-progress", 0, POPT_ARG_VAL, &do_progress, 0, 0, 0 },
576 {"partial", 0, POPT_ARG_VAL, &keep_partial, 1, 0, 0 },
577 {"no-partial", 0, POPT_ARG_VAL, &keep_partial, 0, 0, 0 },
a7260c40 578 {"partial-dir", 0, POPT_ARG_STRING, &partial_dir, 0, 0, 0 },
8487f9cf
WD		 579 {"delay-updates", 0, POPT_ARG_VAL, &delay_updates, 1, 0, 0 },
580 {"no-delay-updates", 0, POPT_ARG_VAL, &delay_updates, 0, 0, 0 },
876c9936 581 {"prune-empty-dirs",'m', POPT_ARG_NONE, &prune_empty_dirs, 0, 0, 0 },
87c0f9d6 582 {"log-file", 0, POPT_ARG_STRING, &logfile_name, 0, 0, 0 },
b3e4e7ef
WD		 583 {"log-file-format", 0, POPT_ARG_STRING, &logfile_format, 0, 0, 0 },
584 {"out-format", 0, POPT_ARG_STRING, &stdout_format, 0, 0, 0 },
585 {"log-format", 0, POPT_ARG_STRING, &stdout_format, 0, 0, 0 }, /* DEPRECATED */
487094a0 586 {"itemize-changes", 'i', POPT_ARG_NONE, 0, 'i', 0, 0 },
8487f9cf
WD		 587 {"no-itemize-changes",0, POPT_ARG_VAL, &itemize_changes, 0, 0, 0 },
588 {"no-i", 0, POPT_ARG_VAL, &itemize_changes, 0, 0, 0 },
afb6e945 589 {"bwlimit", 0, POPT_ARG_INT, &bwlimit, 0, 0, 0 },
8487f9cf
WD		 590 {"no-bwlimit", 0, POPT_ARG_VAL, &bwlimit, 0, 0, 0 },
591 {"backup", 'b', POPT_ARG_VAL, &make_backups, 1, 0, 0 },
592 {"no-backup", 0, POPT_ARG_VAL, &make_backups, 0, 0, 0 },
afb6e945 593 {"backup-dir", 0, POPT_ARG_STRING, &backup_dir, 0, 0, 0 },
e86e2fa1
WD		 594 {"suffix", 0, POPT_ARG_STRING, &backup_suffix, 0, 0, 0 },
595 {"list-only", 0, POPT_ARG_VAL, &list_only, 2, 0, 0 },
8db7cc2c
WD		 596 {"read-batch", 0, POPT_ARG_STRING, &batch_name, OPT_READ_BATCH, 0, 0 },
597 {"write-batch", 0, POPT_ARG_STRING, &batch_name, OPT_WRITE_BATCH, 0, 0 },
11e758a4 598 {"only-write-batch", 0, POPT_ARG_STRING, &batch_name, OPT_ONLY_WRITE_BATCH, 0, 0 },
ea5164d1 599 {"files-from", 0, POPT_ARG_STRING, &files_from, 0, 0, 0 },
8487f9cf
WD		 600 {"from0", '0', POPT_ARG_VAL, &eol_nulls, 1, 0, 0},
601 {"no-from0", 0, POPT_ARG_VAL, &eol_nulls, 0, 0, 0},
c35d6e35
WD		 602 {"protect-args", 's', POPT_ARG_VAL, &protect_args, 1, 0, 0},
603 {"no-protect-args", 0, POPT_ARG_VAL, &protect_args, 0, 0, 0},
604 {"no-s", 0, POPT_ARG_VAL, &protect_args, 0, 0, 0},
8487f9cf
WD		 605 {"numeric-ids", 0, POPT_ARG_VAL, &numeric_ids, 1, 0, 0 },
606 {"no-numeric-ids", 0, POPT_ARG_VAL, &numeric_ids, 0, 0, 0 },
e86e2fa1 607 {"timeout", 0, POPT_ARG_INT, &io_timeout, 0, 0, 0 },
8487f9cf 608 {"no-timeout", 0, POPT_ARG_VAL, &io_timeout, 0, 0, 0 },
ba22c9e2 609 {"contimeout", 0, POPT_ARG_INT, &connect_timeout, 0, 0, 0 },
e86e2fa1
WD		 610 {"rsh", 'e', POPT_ARG_STRING, &shell_cmd, 0, 0, 0 },
611 {"rsync-path", 0, POPT_ARG_STRING, &rsync_path, 0, 0, 0 },
612 {"temp-dir", 'T', POPT_ARG_STRING, &tmpdir, 0, 0, 0 },
332cf6df
WD		 613#ifdef ICONV_OPTION
614 {"iconv", 0, POPT_ARG_STRING, &iconv_opt, 0, 0, 0 },
0b52f94d 615 {"no-iconv", 0, POPT_ARG_NONE, 0, OPT_NO_ICONV, 0, 0 },
332cf6df 616#endif
3dd22903
WD		 617 {"ipv4", '4', POPT_ARG_VAL, &default_af_hint, AF_INET, 0, 0 },
618 {"ipv6", '6', POPT_ARG_VAL, &default_af_hint, AF_INET6, 0, 0 },
a6a27602 619 {"8-bit-output", '8', POPT_ARG_NONE, &allow_8bit_chars, 0, 0, 0 },
8487f9cf 620 {"qsort", 0, POPT_ARG_NONE, &use_qsort, 0, 0, 0 },
e86e2fa1
WD		 621 {"address", 0, POPT_ARG_STRING, &bind_address, 0, 0, 0 },
622 {"port", 0, POPT_ARG_INT, &rsync_port, 0, 0, 0 },
831f06a5 623 {"sockopts", 0, POPT_ARG_STRING, &sockopts, 0, 0, 0 },
e86e2fa1
WD		 624 {"password-file", 0, POPT_ARG_STRING, &password_file, 0, 0, 0 },
625 {"blocking-io", 0, POPT_ARG_VAL, &blocking_io, 1, 0, 0 },
626 {"no-blocking-io", 0, POPT_ARG_VAL, &blocking_io, 0, 0, 0 },
627 {"protocol", 0, POPT_ARG_INT, &protocol_version, 0, 0, 0 },
628 {"checksum-seed", 0, POPT_ARG_INT, &checksum_seed, 0, 0, 0 },
0ccffd7c 629 {"server", 0, POPT_ARG_NONE, 0, OPT_SERVER, 0, 0 },
e86e2fa1
WD		 630 {"sender", 0, POPT_ARG_NONE, 0, OPT_SENDER, 0, 0 },
631 /* All the following options switch us into daemon-mode option-parsing. */
3ac7f5d4
WD		 632 {"config", 0, POPT_ARG_STRING, 0, OPT_DAEMON, 0, 0 },
633 {"daemon", 0, POPT_ARG_NONE, 0, OPT_DAEMON, 0, 0 },
1f35babc 634 {"detach", 0, POPT_ARG_NONE, 0, OPT_DAEMON, 0, 0 },
3ac7f5d4 635 {"no-detach", 0, POPT_ARG_NONE, 0, OPT_DAEMON, 0, 0 },
3ac7f5d4
WD		 636 {0,0,0,0, 0, 0, 0}
637};
638
639static void daemon_usage(enum logcode F)
640{
641 print_rsync_version(F);
642
b64ee91a
WD		 643 rprintf(F,"\n");
644 rprintf(F,"Usage: rsync --daemon [OPTION]...\n");
3ac7f5d4 645 rprintf(F," --address=ADDRESS bind to the specified address\n");
b3708acf 646 rprintf(F," --bwlimit=KBPS limit I/O bandwidth; KBytes per second\n");
3ac7f5d4
WD		 647 rprintf(F," --config=FILE specify alternate rsyncd.conf file\n");
648 rprintf(F," --no-detach do not detach from the parent\n");
b3708acf 649 rprintf(F," --port=PORT listen on alternate port number\n");
87c0f9d6 650 rprintf(F," --log-file=FILE override the \"log file\" setting\n");
232658d9 651 rprintf(F," --log-file-format=FMT override the \"log format\" setting\n");
831f06a5 652 rprintf(F," --sockopts=OPTIONS specify custom TCP options\n");
1bd9db74 653 rprintf(F," -v, --verbose increase verbosity\n");
3ac7f5d4
WD		 654 rprintf(F," -4, --ipv4 prefer IPv4\n");
655 rprintf(F," -6, --ipv6 prefer IPv6\n");
05724c07 656 rprintf(F," --help show this help screen\n");
3ac7f5d4 657
b64ee91a
WD		 658 rprintf(F,"\n");
659 rprintf(F,"If you were not trying to invoke rsync as a daemon, avoid using any of the\n");
3ac7f5d4
WD		 660 rprintf(F,"daemon-specific rsync options. See also the rsyncd.conf(5) man page.\n");
661}
662
663static struct poptOption long_daemon_options[] = {
664 /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
665 {"address", 0, POPT_ARG_STRING, &bind_address, 0, 0, 0 },
9fb08441 666 {"bwlimit", 0, POPT_ARG_INT, &daemon_bwlimit, 0, 0, 0 },
3ac7f5d4
WD		 667 {"config", 0, POPT_ARG_STRING, &config_file, 0, 0, 0 },
668 {"daemon", 0, POPT_ARG_NONE, &daemon_opt, 0, 0, 0 },
3ac7f5d4
WD		 669 {"ipv4", '4', POPT_ARG_VAL, &default_af_hint, AF_INET, 0, 0 },
670 {"ipv6", '6', POPT_ARG_VAL, &default_af_hint, AF_INET6, 0, 0 },
1f35babc 671 {"detach", 0, POPT_ARG_VAL, &no_detach, 0, 0, 0 },
8487f9cf 672 {"no-detach", 0, POPT_ARG_VAL, &no_detach, 1, 0, 0 },
87c0f9d6 673 {"log-file", 0, POPT_ARG_STRING, &logfile_name, 0, 0, 0 },
232658d9 674 {"log-file-format", 0, POPT_ARG_STRING, &logfile_format, 0, 0, 0 },
3ac7f5d4 675 {"port", 0, POPT_ARG_INT, &rsync_port, 0, 0, 0 },
831f06a5 676 {"sockopts", 0, POPT_ARG_STRING, &sockopts, 0, 0, 0 },
3ac7f5d4
WD		 677 {"protocol", 0, POPT_ARG_INT, &protocol_version, 0, 0, 0 },
678 {"server", 0, POPT_ARG_NONE, &am_server, 0, 0, 0 },
b8cc3587 679 {"temp-dir", 'T', POPT_ARG_STRING, &tmpdir, 0, 0, 0 },
1bd9db74 680 {"verbose", 'v', POPT_ARG_NONE, 0, 'v', 0, 0 },
b6e22a47
WD		 681 {"no-verbose", 0, POPT_ARG_VAL, &verbose, 0, 0, 0 },
682 {"no-v", 0, POPT_ARG_VAL, &verbose, 0, 0, 0 },
3ac7f5d4 683 {"help", 'h', POPT_ARG_NONE, 0, 'h', 0, 0 },
ad715008 684 {0,0,0,0, 0, 0, 0}
2855f61f 685};
7a6421fa 686
06963d0f 687
e51094b7 688static char err_buf[200];
cd8185f2 689
2855f61f 690
dafe63ca
MP		 691/**
692 * Store the option error message, if any, so that we can log the
693 * connection attempt (which requires parsing the options), and then
694 * show the error later on.
695 **/
cd8185f2
AT		 696void option_error(void)
697{
e51094b7 698 if (!err_buf[0]) {
c9bce0b8
WD		 699 strlcpy(err_buf, "Error parsing options: option may "
700 "be supported on client but not on server?\n",
701 sizeof err_buf);
cd8185f2 702 }
e51094b7 703
e51094b7 704 rprintf(FERROR, RSYNC_NAME ": %s", err_buf);
8f1dc165 705 msleep(20);
cd8185f2
AT		 706}
707
dafe63ca
MP		 708
709/**
27ed20f7
WD		 710 * Tweak the option table to disable all options that the rsyncd.conf
711 * file has told us to refuse.
dafe63ca 712 **/
27ed20f7 713static void set_refuse_options(char *bp)
cd8185f2 714{
27ed20f7 715 struct poptOption *op;
093e816c 716 char *cp, shortname[2];
d73e7f6e 717 int is_wild, found_match;
093e816c
WD		 718
719 shortname[1] = '\0';
27ed20f7
WD		 720
721 while (1) {
06a50542
WD		 722 while (*bp == ' ') bp++;
723 if (!*bp)
724 break;
27ed20f7
WD		 725 if ((cp = strchr(bp, ' ')) != NULL)
726 *cp= '\0';
093e816c 727 is_wild = strpbrk(bp, "*?[") != NULL;
d73e7f6e 728 found_match = 0;
55afbb52 729 for (op = long_options; ; op++) {
093e816c 730 *shortname = op->shortName;
d73e7f6e
WD		 731 if (!op->longName && !*shortname)
732 break;
733 if ((op->longName && wildmatch(bp, op->longName))
684d7582 734 || (*shortname && wildmatch(bp, shortname))) {
e57211c5
WD		 735 if (op->argInfo == POPT_ARG_VAL)
736 op->argInfo = POPT_ARG_NONE;
06a50542 737 op->val = (op - long_options) + OPT_REFUSED_BASE;
d73e7f6e 738 found_match = 1;
3671987f
WD		 739 /* These flags are set to let us easily check
740 * an implied option later in the code. */
741 switch (*shortname) {
3671987f
WD		 742 case 'r': case 'd': case 'l': case 'p':
743 case 't': case 'g': case 'o': case 'D':
744 refused_archive_part = op->val;
745 break;
854a1aad
WD		 746 case 'z':
747 refused_compress = op->val;
748 break;
3671987f
WD		 749 case '\0':
750 if (wildmatch("delete", op->longName))
751 refused_delete = op->val;
3296f91b
WD		 752 else if (wildmatch("delete-before", op->longName))
753 refused_delete_before = op->val;
e0e32031
WD		 754 else if (wildmatch("delete-during", op->longName))
755 refused_delete_during = op->val;
3671987f
WD		 756 else if (wildmatch("partial", op->longName))
757 refused_partial = op->val;
758 else if (wildmatch("progress", op->longName))
759 refused_progress = op->val;
a015788d
WD		 760 else if (wildmatch("inplace", op->longName))
761 refused_inplace = op->val;
0b52f94d
WD		 762 else if (wildmatch("no-iconv", op->longName))
763 refused_no_iconv = op->val;
3671987f
WD		 764 break;
765 }
06a50542
WD		 766 if (!is_wild)
767 break;
27ed20f7 768 }
cd8185f2 769 }
d73e7f6e
WD		 770 if (!found_match) {
771 rprintf(FLOG, "No match for refuse-options string \"%s\"\n",
772 bp);
773 }
27ed20f7
WD		 774 if (!cp)
775 break;
776 *cp = ' ';
777 bp = cp + 1;
cd8185f2 778 }
cd8185f2
AT		 779}
780
781
8db7cc2c 782static int count_args(const char **argv)
2855f61f 783{
dfa32483 784 int i = 0;
2855f61f 785
8db7cc2c
WD		 786 if (argv) {
787 while (argv[i] != NULL)
788 i++;
789 }
dfa32483
WD		 790
791 return i;
2855f61f
MP		 792}
793
794
837d01dd 795static OFF_T parse_size_arg(char **size_arg, char def_suf)
95e107db 796{
3c19f72c
WD		 797 int reps, mult, make_compatible = 0;
798 const char *arg;
799 OFF_T size = 1;
95e107db 800
2dc7b8bd 801 for (arg = *size_arg; isDigit(arg); arg++) {}
95e107db 802 if (*arg == '.')
2dc7b8bd 803 for (arg++; isDigit(arg); arg++) {}
3c19f72c 804 switch (*arg && *arg != '+' && *arg != '-' ? *arg++ : def_suf) {
837d01dd 805 case 'b': case 'B':
3c19f72c 806 reps = 0;
837d01dd 807 break;
95e107db 808 case 'k': case 'K':
3c19f72c 809 reps = 1;
95e107db
WD		 810 break;
811 case 'm': case 'M':
3c19f72c 812 reps = 2;
95e107db
WD		 813 break;
814 case 'g': case 'G':
3c19f72c 815 reps = 3;
95e107db
WD		 816 break;
817 default:
3c19f72c 818 return -1;
95e107db 819 }
3c19f72c
WD		 820 if (*arg == 'b' || *arg == 'B')
821 mult = 1000, make_compatible = 1, arg++;
822 else if (!*arg || *arg == '+' || *arg == '-')
823 mult = 1024;
824 else if (strncasecmp(arg, "ib", 2) == 0)
825 mult = 1024, arg += 2;
826 else
827 return -1;
828 while (reps--)
829 size *= mult;
830 size *= atof(*size_arg);
831 if ((*arg == '+' || *arg == '-') && arg[1] == '1')
832 size += atoi(arg), make_compatible = 1, arg += 2;
833 if (*arg)
834 return -1;
aeb213ea 835 if (size > 0 && make_compatible) {
74de13d1
WD		 836 /* We convert this manually because we may need %lld precision,
837 * and that's not a portable sprintf() escape. */
8f14cc49 838 char buf[128], *s = buf + sizeof buf - 1;
aeb213ea 839 OFF_T num = size;
8f14cc49 840 *s = '\0';
aeb213ea 841 while (num) {
26404276 842 *--s = (char)(num % 10) + '0';
aeb213ea
WD		 843 num /= 10;
844 }
845 if (!(*size_arg = strdup(s)))
846 out_of_memory("parse_size_arg");
847 }
95e107db
WD		 848 return size;
849}
850
851
3671987f
WD		 852static void create_refuse_error(int which)
853{
854 /* The "which" value is the index + OPT_REFUSED_BASE. */
855 struct poptOption *op = &long_options[which - OPT_REFUSED_BASE];
856 int n = snprintf(err_buf, sizeof err_buf,
857 "The server is configured to refuse --%s\n",
858 op->longName) - 1;
859 if (op->shortName) {
860 snprintf(err_buf + n, sizeof err_buf - n,
861 " (-%c)\n", op->shortName);
862 }
863}
864
865
dafe63ca
MP		 866/**
867 * Process command line arguments. Called on both local and remote.
868 *
869 * @retval 1 if all options are OK; with globals set to appropriate
870 * values
871 *
872 * @retval 0 on error, with err_buf containing an explanation
873 **/
ffbffc64 874int parse_arguments(int *argc_p, const char ***argv_p, int frommain)
7a6421fa 875{
7a4addaa 876 static poptContext pc;
ffbffc64
WD		 877 char *ref = lp_refuse_options(module_id);
878 const char *arg, **argv = *argv_p;
879 int argc = *argc_p;
880 int opt;
d853783f 881
27ed20f7
WD		 882 if (ref && *ref)
883 set_refuse_options(ref);
0b52f94d 884 if (am_daemon) {
232658d9 885 set_refuse_options("log-file*");
0b52f94d
WD		 886 if (!*lp_charset(module_id))
887 set_refuse_options("iconv");
888 }
27ed20f7 889
332cf6df 890#ifdef ICONV_OPTION
a4453606 891 if (!am_daemon && !protect_args && (arg = getenv("RSYNC_ICONV")) != NULL && *arg)
332cf6df
WD		 892 iconv_opt = strdup(arg);
893#endif
894
dfa32483 895 /* TODO: Call poptReadDefaultConfig; handle errors. */
cd8185f2 896
dfa32483
WD		 897 /* The context leaks in case of an error, but if there's a
898 * problem we always exit anyhow. */
7a4addaa
WD		 899 if (pc)
900 poptFreeContext(pc);
901 pc = poptGetContext(RSYNC_NAME, argc, argv, long_options, 0);
902 if (!am_server)
903 poptReadDefaultConfig(pc, 0);
2855f61f
MP		 904
905 while ((opt = poptGetNextOpt(pc)) != -1) {
dfa32483
WD		 906 /* most options are handled automatically by popt;
907 * only special cases are returned and listed here. */
2855f61f 908
d853783f
AT		 909 switch (opt) {
910 case OPT_VERSION:
dfa32483 911 print_rsync_version(FINFO);
d853783f 912 exit_cleanup(0);
dfa32483 913
0ccffd7c
WD		 914 case OPT_SERVER:
915 if (!am_server) {
916 /* Disable popt aliases on the server side and
917 * then start parsing the options again. */
918 poptFreeContext(pc);
ffbffc64 919 pc = poptGetContext(RSYNC_NAME, argc, argv,
0ccffd7c
WD		 920 long_options, 0);
921 am_server = 1;
922 }
332cf6df
WD		 923#ifdef ICONV_OPTION
924 iconv_opt = NULL;
925#endif
0ccffd7c
WD		 926 break;
927
928 case OPT_SENDER:
929 if (!am_server) {
930 usage(FERROR);
931 exit_cleanup(RERR_SYNTAX);
932 }
933 am_sender = 1;
934 break;
935
3ac7f5d4
WD		 936 case OPT_DAEMON:
937 if (am_daemon) {
c9bce0b8
WD		 938 strlcpy(err_buf,
939 "Attempt to hack rsync thwarted!\n",
940 sizeof err_buf);
3ac7f5d4
WD		 941 return 0;
942 }
332cf6df
WD		 943#ifdef ICONV_OPTION
944 iconv_opt = NULL;
945#endif
3ac7f5d4 946 poptFreeContext(pc);
ffbffc64 947 pc = poptGetContext(RSYNC_NAME, argc, argv,
3ac7f5d4
WD		 948 long_daemon_options, 0);
949 while ((opt = poptGetNextOpt(pc)) != -1) {
950 switch (opt) {
951 case 'h':
952 daemon_usage(FINFO);
953 exit_cleanup(0);
954
1bd9db74
WD		 955 case 'v':
956 verbose++;
957 break;
958
3ac7f5d4
WD		 959 default:
960 rprintf(FERROR,
961 "rsync: %s: %s (in daemon mode)\n",
962 poptBadOption(pc, POPT_BADOPTION_NOALIAS),
963 poptStrerror(opt));
964 goto daemon_error;
965 }
966 }
b6e22a47
WD		 967
968 if (tmpdir && strlen(tmpdir) >= MAXPATHLEN - 10) {
969 snprintf(err_buf, sizeof err_buf,
970 "the --temp-dir path is WAY too long.\n");
971 return 0;
972 }
973
3ac7f5d4
WD		 974 if (!daemon_opt) {
975 rprintf(FERROR, "Daemon option(s) used without --daemon.\n");
976 daemon_error:
977 rprintf(FERROR,
978 "(Type \"rsync --daemon --help\" for assistance with daemon mode.)\n");
979 exit_cleanup(RERR_SYNTAX);
980 }
b6e22a47 981
ffbffc64
WD		 982 *argv_p = argv = poptGetArgs(pc);
983 *argc_p = argc = count_args(argv);
7f2a1f65 984 am_starting_up = 0;
3ac7f5d4
WD		 985 daemon_opt = 0;
986 am_daemon = 1;
987 return 1;
988
5b56cc19 989 case OPT_MODIFY_WINDOW:
dfa32483
WD		 990 /* The value has already been set by popt, but
991 * we need to remember that we're using a
992 * non-default setting. */
5b56cc19
AT		 993 modify_window_set = 1;
994 break;
1de50993 995
aa4d3b4c 996 case OPT_FILTER:
3a5e9224 997 parse_rule(&filter_list, poptGetOptArg(pc), 0, 0);
d853783f
AT		 998 break;
999
aa4d3b4c 1000 case OPT_EXCLUDE:
3a5e9224 1001 parse_rule(&filter_list, poptGetOptArg(pc),
0a68f869 1002 0, XFLG_OLD_PREFIXES);
aa4d3b4c
WD		 1003 break;
1004
d853783f 1005 case OPT_INCLUDE:
3a5e9224 1006 parse_rule(&filter_list, poptGetOptArg(pc),
0a68f869 1007 MATCHFLG_INCLUDE, XFLG_OLD_PREFIXES);
d853783f
AT		 1008 break;
1009
1010 case OPT_EXCLUDE_FROM:
93695764 1011 case OPT_INCLUDE_FROM:
7be73df4 1012 arg = poptGetOptArg(pc);
1a7f3d99 1013 if (sanitize_paths)
29bca53f 1014 arg = sanitize_path(NULL, arg, NULL, 0);
7842418b 1015 if (server_filter_list.head) {
200aec7d 1016 int rej;
a1018691 1017 char *dir, *cp = strdup(arg);
d3ef9859
WD		 1018 if (!cp)
1019 out_of_memory("parse_arguments");
3671987f
WD		 1020 if (!*cp)
1021 goto options_rejected;
a1018691
WD		 1022 dir = cp + (*cp == '/' ? module_dirlen : 0);
1023 clean_fname(dir, CFN_COLLAPSE_DOT_DOT_DIRS);
1024 rej = check_filter(&server_filter_list, dir, 0) < 0;
d3ef9859 1025 free(cp);
200aec7d
WD		 1026 if (rej)
1027 goto options_rejected;
ba3db479 1028 }
3a5e9224
WD		 1029 parse_filter_file(&filter_list, arg,
1030 opt == OPT_INCLUDE_FROM ? MATCHFLG_INCLUDE : 0,
1031 XFLG_FATAL_ERRORS | XFLG_OLD_PREFIXES);
93695764
DD		 1032 break;
1033
b6164938
WD		 1034 case 'a':
1035 if (refused_archive_part) {
1036 create_refuse_error(refused_archive_part);
1037 return 0;
1038 }
1039 if (!recurse) /* preserve recurse == 2 */
1040 recurse = 1;
1041#ifdef SUPPORT_LINKS
1042 preserve_links = 1;
1043#endif
1044 preserve_perms = 1;
f9998046 1045 preserve_times = 2;
b6164938
WD		 1046 preserve_gid = 1;
1047 preserve_uid = 1;
1048 preserve_devices = 1;
b5c6a6ae
WD		 1049 preserve_specials = 1;
1050 break;
1051
1052 case 'D':
1053 preserve_devices = preserve_specials = 1;
1054 break;
1055
1056 case OPT_NO_D:
1057 preserve_devices = preserve_specials = 0;
b6164938
WD		 1058 break;
1059
3ca9e5d8
WD		 1060 case 'h':
1061 human_readable++;
1062 break;
1063
e0e32031
WD		 1064 case 'H':
1065 preserve_hard_links++;
1066 break;
1067
487094a0
WD		 1068 case 'i':
1069 itemize_changes++;
1070 break;
1071
d853783f
AT		 1072 case 'v':
1073 verbose++;
1074 break;
7a6421fa 1075
b86f0cef 1076 case 'q':
f98c60bf
WD		 1077 if (frommain)
1078 quiet++;
b86f0cef
DD		 1079 break;
1080
243c995f
WD		 1081 case 'x':
1082 one_file_system++;
1083 break;
1084
aa4d3b4c
WD		 1085 case 'F':
1086 switch (++F_option_cnt) {
1087 case 1:
3a5e9224 1088 parse_rule(&filter_list,": /.rsync-filter",0,0);
aa4d3b4c
WD		 1089 break;
1090 case 2:
3a5e9224 1091 parse_rule(&filter_list,"- .rsync-filter",0,0);
aa4d3b4c
WD		 1092 break;
1093 }
1094 break;
1095
d9fcc198 1096 case 'P':
3671987f
WD		 1097 if (refused_partial || refused_progress) {
1098 create_refuse_error(refused_partial
1099 ? refused_partial : refused_progress);
1100 return 0;
1101 }
d9fcc198
AT		 1102 do_progress = 1;
1103 keep_partial = 1;
1104 break;
1105
854a1aad
WD		 1106 case 'z':
1107 if (def_compress_level < Z_DEFAULT_COMPRESSION
1108 || def_compress_level > Z_BEST_COMPRESSION) {
1109 snprintf(err_buf, sizeof err_buf,
1110 "--compress-level value is invalid: %d\n",
1111 def_compress_level);
1112 return 0;
1113 }
1114 do_compression = def_compress_level != Z_NO_COMPRESSION;
1115 if (do_compression && refused_compress) {
1116 create_refuse_error(refused_compress);
1117 return 0;
1118 }
1119 break;
1120
088aac85 1121 case OPT_WRITE_BATCH:
9b3318b0 1122 /* batch_name is already set */
088aac85
DD		 1123 write_batch = 1;
1124 break;
1125
11e758a4
WD		 1126 case OPT_ONLY_WRITE_BATCH:
1127 /* batch_name is already set */
1128 write_batch = -1;
1129 break;
1130
76f79ba7 1131 case OPT_READ_BATCH:
9b3318b0 1132 /* batch_name is already set */
6902ed17
MP		 1133 read_batch = 1;
1134 break;
ea5164d1 1135
0b52f94d
WD		 1136 case OPT_NO_ICONV:
1137 iconv_opt = NULL;
1138 break;
1139
7d5acf1d 1140 case OPT_MAX_SIZE:
837d01dd 1141 if ((max_size = parse_size_arg(&max_size_arg, 'b')) <= 0) {
e012f858 1142 snprintf(err_buf, sizeof err_buf,
7d5acf1d
WD		 1143 "--max-size value is invalid: %s\n",
1144 max_size_arg);
e012f858 1145 return 0;
7d5acf1d
WD		 1146 }
1147 break;
1148
74de13d1
WD		 1149 case OPT_MIN_SIZE:
1150 if ((min_size = parse_size_arg(&min_size_arg, 'b')) <= 0) {
1151 snprintf(err_buf, sizeof err_buf,
1152 "--min-size value is invalid: %s\n",
1153 min_size_arg);
1154 return 0;
1155 }
1156 break;
1157
936fa865
WD		 1158 case OPT_APPEND:
1159 if (am_server)
1160 append_mode++;
1161 else
1162 append_mode = 1;
1163 break;
1164
59c95e42 1165 case OPT_LINK_DEST:
fcecb70b 1166#ifdef SUPPORT_HARD_LINKS
59c95e42 1167 link_dest = 1;
e012f858
WD		 1168 dest_option = "--link-dest";
1169 goto set_dest_dir;
59c95e42 1170#else
d175d7e1 1171 snprintf(err_buf, sizeof err_buf,
dfa32483 1172 "hard links are not supported on this %s\n",
59c95e42 1173 am_server ? "server" : "client");
59c95e42
DD		 1174 return 0;
1175#endif
1176
1de3e99b
WD		 1177 case OPT_COPY_DEST:
1178 copy_dest = 1;
1179 dest_option = "--copy-dest";
1180 goto set_dest_dir;
1181
e012f858
WD		 1182 case OPT_COMPARE_DEST:
1183 compare_dest = 1;
1184 dest_option = "--compare-dest";
1185 set_dest_dir:
3b26bba0 1186 if (basis_dir_cnt >= MAX_BASIS_DIRS) {
e012f858
WD		 1187 snprintf(err_buf, sizeof err_buf,
1188 "ERROR: at most %d %s args may be specified\n",
1189 MAX_BASIS_DIRS, dest_option);
1190 return 0;
1191 }
ad77db8b
WD		 1192 /* We defer sanitizing this arg until we know what
1193 * our destination directory is going to be. */
1194 basis_dir[basis_dir_cnt++] = (char *)poptGetOptArg(pc);
e012f858
WD		 1195 break;
1196
e16adcdf
WD		 1197 case OPT_CHMOD:
1198 arg = poptGetOptArg(pc);
bbe42182 1199 if (!parse_chmod(arg, &chmod_modes)) {
e16adcdf
WD		 1200 snprintf(err_buf, sizeof err_buf,
1201 "Invalid argument passed to --chmod (%s)\n",
1202 arg);
1203 return 0;
1204 }
1205 break;
1206
f5a910dd
WD		 1207 case OPT_HELP:
1208 usage(FINFO);
1209 exit_cleanup(0);
1210
1c3344a1
WD		 1211 case 'A':
1212#ifdef SUPPORT_ACLS
1213 preserve_acls = 1;
1214 preserve_perms = 1;
1215 break;
1216#else
1217 /* FIXME: this should probably be ignored with a
eb8f5c74
WD		 1218 * warning and then countermeasures taken to
1219 * restrict group and other access in the presence
1220 * of any more restrictive ACLs, but this is safe
1c3344a1
WD		 1221 * for now */
1222 snprintf(err_buf,sizeof(err_buf),
1223 "ACLs are not supported on this %s\n",
1224 am_server ? "server" : "client");
1225 return 0;
1226#endif
1227
16edf865
WD		 1228 case 'X':
1229#ifdef SUPPORT_XATTRS
524eaa82 1230 preserve_xattrs++;
16edf865
WD		 1231 break;
1232#else
1233 snprintf(err_buf,sizeof(err_buf),
1234 "extended attributes are not supported on this %s\n",
1235 am_server ? "server" : "client");
1236 return 0;
1237#endif
1c3344a1 1238
d853783f 1239 default:
55afbb52 1240 /* A large opt value means that set_refuse_options()
3671987f 1241 * turned this option off. */
c67d1386 1242 if (opt >= OPT_REFUSED_BASE) {
3671987f
WD		 1243 create_refuse_error(opt);
1244 return 0;
27ed20f7 1245 }
3671987f
WD		 1246 snprintf(err_buf, sizeof err_buf, "%s%s: %s\n",
1247 am_server ? "on remote machine: " : "",
1248 poptBadOption(pc, POPT_BADOPTION_NOALIAS),
1249 poptStrerror(opt));
dfa32483 1250 return 0;
d853783f 1251 }
7a6421fa 1252 }
2855f61f 1253
ffbffc64 1254 if (human_readable && argc == 2) {
3ca9e5d8 1255 /* Allow the old meaning of 'h' (--help) on its own. */
05724c07
WD		 1256 usage(FINFO);
1257 exit_cleanup(0);
1258 }
1259
332cf6df 1260#ifdef ICONV_OPTION
a4453606 1261 if (iconv_opt && protect_args != 2) {
332cf6df
WD		 1262 if (!am_server && strcmp(iconv_opt, "-") == 0)
1263 iconv_opt = NULL;
1264 else
1265 need_unsorted_flist = 1;
1266 }
0b52f94d
WD		 1267 if (refused_no_iconv && !iconv_opt) {
1268 create_refuse_error(refused_no_iconv);
1269 return 0;
1270 }
332cf6df
WD		 1271#endif
1272
a4453606
WD		 1273 if (protect_args == 1) {
1274 if (!frommain)
1275 protect_args = 0;
1276 else if (am_server)
1277 return 1;
1278 }
1279
4f5b0756 1280#ifndef SUPPORT_LINKS
54e87b4b 1281 if (preserve_links && !am_sender) {
e1add893
WD		 1282 snprintf(err_buf, sizeof err_buf,
1283 "symlinks are not supported on this %s\n",
1284 am_server ? "server" : "client");
e1add893
WD		 1285 return 0;
1286 }
1287#endif
1288
4f5b0756 1289#ifndef SUPPORT_HARD_LINKS
e1add893
WD		 1290 if (preserve_hard_links) {
1291 snprintf(err_buf, sizeof err_buf,
1292 "hard links are not supported on this %s\n",
1293 am_server ? "server" : "client");
e1add893
WD		 1294 return 0;
1295 }
1296#endif
1297
9439c0cb
WD		 1298#ifndef SUPPORT_XATTRS
1299 if (am_root < 0) {
1300 snprintf(err_buf, sizeof err_buf,
1301 "--fake-super requires an rsync with extended attributes enabled\n");
1302 return 0;
1303 }
1304#endif
1305
088aac85 1306 if (write_batch && read_batch) {
c3ea0990 1307 snprintf(err_buf, sizeof err_buf,
36119893 1308 "--write-batch and --read-batch can not be used together\n");
c3ea0990 1309 return 0;
088aac85 1310 }
11e758a4 1311 if (write_batch > 0 || read_batch) {
94327ff0
WD		 1312 if (am_server) {
1313 rprintf(FINFO,
1314 "ignoring --%s-batch option sent to server\n",
1315 write_batch ? "write" : "read");
1316 /* We don't actually exit_cleanup(), so that we can
1317 * still service older version clients that still send
1318 * batch args to server. */
1319 read_batch = write_batch = 0;
1320 batch_name = NULL;
254ee3ba
WD		 1321 } else if (dry_run)
1322 write_batch = 0;
69e2b4ee
WD		 1323 } else if (write_batch < 0 && dry_run)
1324 write_batch = 0;
36119893 1325 if (read_batch && files_from) {
c3ea0990 1326 snprintf(err_buf, sizeof err_buf,
36119893 1327 "--read-batch cannot be used with --files-from\n");
c3ea0990 1328 return 0;
36119893 1329 }
9b3318b0 1330 if (batch_name && strlen(batch_name) > MAX_BATCH_NAME_LEN) {
c3ea0990 1331 snprintf(err_buf, sizeof err_buf,
9b3318b0
WD		 1332 "the batch-file name must be %d characters or less.\n",
1333 MAX_BATCH_NAME_LEN);
c3ea0990 1334 return 0;
beb93684 1335 }
088aac85 1336
ce58b1b4 1337 if (tmpdir && strlen(tmpdir) >= MAXPATHLEN - 10) {
c3ea0990
WD		 1338 snprintf(err_buf, sizeof err_buf,
1339 "the --temp-dir path is WAY too long.\n");
1340 return 0;
ce58b1b4
WD		 1341 }
1342
7b9598b2
WD		 1343 if (max_delete < 0 && max_delete != INT_MIN) {
1344 /* Negative numbers are treated as "no deletions". */
1345 max_delete = 0;
1346 }
1347
1de3e99b 1348 if (compare_dest + copy_dest + link_dest > 1) {
e012f858 1349 snprintf(err_buf, sizeof err_buf,
1de3e99b 1350 "You may not mix --compare-dest, --copy-dest, and --link-dest.\n");
e012f858
WD		 1351 return 0;
1352 }
1353
b6164938
WD		 1354 if (files_from) {
1355 if (recurse == 1) /* preserve recurse == 2 */
1356 recurse = 0;
550d4e23 1357 if (xfer_dirs < 0)
b6164938 1358 xfer_dirs = 1;
dfa32483 1359 }
51d48398 1360
b6164938
WD		 1361 if (xfer_dirs < 1)
1362 xfer_dirs = recurse || list_only;
dfa32483 1363
ea5164d1
WD		 1364 if (relative_paths < 0)
1365 relative_paths = files_from? 1 : 0;
89f2a4c2
WD		 1366 if (!relative_paths)
1367 implied_dirs = 0;
ea5164d1 1368
e0e32031 1369 if (delete_before + !!delete_during + delete_after > 1) {
3359acb8 1370 snprintf(err_buf, sizeof err_buf,
c6eb7fad 1371 "You may not combine multiple --delete-WHEN options.\n");
3359acb8
WD		 1372 return 0;
1373 }
f5a910dd 1374 if (delete_before || delete_during || delete_after)
51d48398 1375 delete_mode = 1;
3296f91b 1376 else if (delete_mode || delete_excluded) {
e0e32031 1377 /* Only choose now between before & during if one is refused. */
3296f91b 1378 if (refused_delete_before) {
e0e32031
WD		 1379 if (!refused_delete_during)
1380 delete_during = 1;
1381 else {
1382 create_refuse_error(refused_delete_before);
1383 return 0;
1384 }
1385 } else if (refused_delete_during)
1386 delete_before = 1;
1387 delete_mode = 1;
3296f91b 1388 }
89fb5026
WD		 1389 if (!xfer_dirs && delete_mode) {
1390 snprintf(err_buf, sizeof err_buf,
1391 "--delete does not work without -r or -d.\n");
1392 return 0;
f5a910dd 1393 }
51d48398 1394
3671987f
WD		 1395 if (delete_mode && refused_delete) {
1396 create_refuse_error(refused_delete);
1397 return 0;
1398 }
1399
47c11975
WD		 1400 if (remove_source_files) {
1401 /* We only want to infer this refusal of --remove-source-files
07c6ae7d
WD		 1402 * via the refusal of "delete", not any of the "delete-FOO"
1403 * options. */
1404 if (refused_delete && am_sender) {
1405 create_refuse_error(refused_delete);
1406 return 0;
1407 }
1408 need_messages_from_generator = 1;
1409 }
1410
ffbffc64
WD		 1411 *argv_p = argv = poptGetArgs(pc);
1412 *argc_p = argc = count_args(argv);
7be73df4
WD		 1413
1414 if (sanitize_paths) {
1415 int i;
ffbffc64 1416 for (i = argc; i-- > 0; )
29bca53f 1417 argv[i] = sanitize_path(NULL, argv[i], "", 0);
1a7f3d99 1418 if (tmpdir)
29bca53f 1419 tmpdir = sanitize_path(NULL, tmpdir, NULL, 0);
1a7f3d99 1420 if (backup_dir)
29bca53f 1421 backup_dir = sanitize_path(NULL, backup_dir, NULL, 0);
7be73df4 1422 }
7842418b
WD		 1423 if (server_filter_list.head && !am_sender) {
1424 struct filter_list_struct *elp = &server_filter_list;
c3ea0990 1425 if (tmpdir) {
a1018691 1426 char *dir;
3671987f
WD		 1427 if (!*tmpdir)
1428 goto options_rejected;
a1018691
WD		 1429 dir = tmpdir + (*tmpdir == '/' ? module_dirlen : 0);
1430 clean_fname(dir, CFN_COLLAPSE_DOT_DOT_DIRS);
1431 if (check_filter(elp, dir, 1) < 0)
c3ea0990
WD		 1432 goto options_rejected;
1433 }
c3ea0990 1434 if (backup_dir) {
a1018691 1435 char *dir;
3671987f
WD		 1436 if (!*backup_dir)
1437 goto options_rejected;
a1018691
WD		 1438 dir = backup_dir + (*backup_dir == '/' ? module_dirlen : 0);
1439 clean_fname(dir, CFN_COLLAPSE_DOT_DOT_DIRS);
1440 if (check_filter(elp, dir, 1) < 0)
f0fa8c6d 1441 goto options_rejected;
c3ea0990
WD		 1442 }
1443 }
7be73df4 1444
d175d7e1 1445 if (!backup_suffix)
e0391f81 1446 backup_suffix = backup_dir ? "" : BACKUP_SUFFIX;
d175d7e1 1447 backup_suffix_len = strlen(backup_suffix);
80ddadb7 1448 if (strchr(backup_suffix, '/') != NULL) {
c3ea0990
WD		 1449 snprintf(err_buf, sizeof err_buf,
1450 "--suffix cannot contain slashes: %s\n",
80ddadb7 1451 backup_suffix);
c3ea0990 1452 return 0;
80ddadb7 1453 }
e0391f81
WD		 1454 if (backup_dir) {
1455 backup_dir_len = strlcpy(backup_dir_buf, backup_dir, sizeof backup_dir_buf);
1456 backup_dir_remainder = sizeof backup_dir_buf - backup_dir_len;
1457 if (backup_dir_remainder < 32) {
c3ea0990
WD		 1458 snprintf(err_buf, sizeof err_buf,
1459 "the --backup-dir path is WAY too long.\n");
1460 return 0;
e0391f81
WD		 1461 }
1462 if (backup_dir_buf[backup_dir_len - 1] != '/') {
1463 backup_dir_buf[backup_dir_len++] = '/';
1464 backup_dir_buf[backup_dir_len] = '\0';
1465 }
0ee6ca98
WD		 1466 if (verbose > 1 && !am_sender)
1467 rprintf(FINFO, "backup_dir is %s\n", backup_dir_buf);
8dcf9335 1468 } else if (!backup_suffix_len && (!am_server || !am_sender)) {
c3ea0990 1469 snprintf(err_buf, sizeof err_buf,
d175d7e1 1470 "--suffix cannot be a null string without --backup-dir\n");
c3ea0990 1471 return 0;
eb8f5c74
WD		 1472 } else if (make_backups && delete_mode && !delete_excluded && !am_server) {
1473 snprintf(backup_dir_buf, sizeof backup_dir_buf,
f41152d3 1474 "P *%s", backup_suffix);
eb8f5c74 1475 parse_rule(&filter_list, backup_dir_buf, 0, 0);
d175d7e1 1476 }
fbd91cae
WD		 1477
1478 if (make_backups && !backup_dir) {
1479 omit_dir_times = 0; /* Implied, so avoid -O to sender. */
1480 if (preserve_times > 1)
1481 preserve_times = 1;
1482 } else if (omit_dir_times) {
1483 if (preserve_times > 1)
1484 preserve_times = 1;
1485 }
d175d7e1 1486
b3e4e7ef
WD		 1487 if (stdout_format) {
1488 if (am_server && log_format_has(stdout_format, 'I'))
1489 stdout_format_has_i = 2;
1490 else if (log_format_has(stdout_format, 'i'))
1491 stdout_format_has_i = itemize_changes | 1;
1492 if (!log_format_has(stdout_format, 'b')
1493 && !log_format_has(stdout_format, 'c'))
e7651884
WD		 1494 log_before_transfer = !am_server;
1495 } else if (itemize_changes) {
b3e4e7ef
WD		 1496 stdout_format = "%i %n%L";
1497 stdout_format_has_i = itemize_changes;
e7651884
WD		 1498 log_before_transfer = !am_server;
1499 }
87383697 1500
a892d905 1501 if (do_progress && !verbose && !log_before_transfer && !am_server)
e2559dbe 1502 verbose = 1;
87383697 1503
11e758a4
WD		 1504 if (dry_run)
1505 do_xfers = 0;
1506
9ac756c6
WD		 1507 set_io_timeout(io_timeout);
1508
b3e4e7ef
WD		 1509 if (verbose && !stdout_format) {
1510 stdout_format = "%n%L";
87383697 1511 log_before_transfer = !am_server;
3671987f 1512 }
b3e4e7ef
WD		 1513 if (stdout_format_has_i || log_format_has(stdout_format, 'o'))
1514 stdout_format_has_o_or_i = 1;
e2559dbe 1515
232658d9 1516 if (logfile_name && !am_daemon) {
b3e4e7ef 1517 if (!logfile_format) {
232658d9 1518 logfile_format = "%i %n%L";
87c0f9d6 1519 logfile_format_has_i = logfile_format_has_o_or_i = 1;
b3e4e7ef
WD		 1520 } else {
1521 if (log_format_has(logfile_format, 'i'))
19b85876 1522 logfile_format_has_i = 1;
b3e4e7ef
WD		 1523 if (logfile_format_has_i || log_format_has(logfile_format, 'o'))
1524 logfile_format_has_o_or_i = 1;
87c0f9d6 1525 }
6dc9b74b 1526 log_init(0);
2873603a
WD		 1527 } else if (!am_daemon)
1528 logfile_format = NULL;
87c0f9d6 1529
9fb08441
WD		 1530 if (daemon_bwlimit && (!bwlimit || bwlimit > daemon_bwlimit))
1531 bwlimit = daemon_bwlimit;
3c74c3a3
WD		 1532 if (bwlimit) {
1533 bwlimit_writemax = (size_t)bwlimit * 128;
1534 if (bwlimit_writemax < 512)
1535 bwlimit_writemax = 512;
1536 }
1537
cfce9f6d 1538 if (sparse_files && inplace) {
c3851185 1539 /* Note: we don't check for this below, because --append is
cfce9f6d
WD		 1540 * OK with --sparse (as long as redos are handled right). */
1541 snprintf(err_buf, sizeof err_buf,
1542 "--sparse cannot be used with --inplace\n");
1543 return 0;
1544 }
1545
a015788d
WD		 1546 if (append_mode) {
1547 if (whole_file > 0) {
1548 snprintf(err_buf, sizeof err_buf,
1549 "--append cannot be used with --whole-file\n");
1550 return 0;
1551 }
1552 if (refused_inplace) {
1553 create_refuse_error(refused_inplace);
1554 return 0;
1555 }
1556 inplace = 1;
1557 }
1558
f06e7082 1559 if (delay_updates && !partial_dir)
77860bac 1560 partial_dir = tmp_partialdir;
f06e7082 1561
a3221d2a 1562 if (inplace) {
4f5b0756 1563#ifdef HAVE_FTRUNCATE
a7260c40
WD		 1564 if (partial_dir) {
1565 snprintf(err_buf, sizeof err_buf,
a015788d
WD		 1566 "--%s cannot be used with --%s\n",
1567 append_mode ? "append" : "inplace",
f06e7082 1568 delay_updates ? "delay-updates" : "partial-dir");
a7260c40
WD		 1569 return 0;
1570 }
3671987f
WD		 1571 /* --inplace implies --partial for refusal purposes, but we
1572 * clear the keep_partial flag for internal logic purposes. */
1573 if (refused_partial) {
1574 create_refuse_error(refused_partial);
1575 return 0;
1576 }
a3221d2a 1577 keep_partial = 0;
ded4daf0
WD		 1578#else
1579 snprintf(err_buf, sizeof err_buf,
a015788d
WD		 1580 "--%s is not supported on this %s\n",
1581 append_mode ? "append" : "inplace",
ded4daf0
WD		 1582 am_server ? "server" : "client");
1583 return 0;
1584#endif
075aa18f 1585 } else {
bc880cb8 1586 if (keep_partial && !partial_dir && !am_server) {
3671987f
WD		 1587 if ((arg = getenv("RSYNC_PARTIAL_DIR")) != NULL && *arg)
1588 partial_dir = strdup(arg);
1589 }
075aa18f 1590 if (partial_dir) {
3671987f 1591 if (*partial_dir)
b58bfb2f 1592 clean_fname(partial_dir, CFN_COLLAPSE_DOT_DOT_DIRS);
075aa18f
WD		 1593 if (!*partial_dir || strcmp(partial_dir, ".") == 0)
1594 partial_dir = NULL;
3671987f
WD		 1595 if (!partial_dir && refused_partial) {
1596 create_refuse_error(refused_partial);
1597 return 0;
1598 }
075aa18f
WD		 1599 keep_partial = 1;
1600 }
a3221d2a
WD		 1601 }
1602
ea5164d1 1603 if (files_from) {
305666bf
WD		 1604 char *h, *p;
1605 int q;
ffbffc64 1606 if (argc > 2 || (!am_daemon && argc == 1)) {
ea5164d1
WD		 1607 usage(FERROR);
1608 exit_cleanup(RERR_SYNTAX);
1609 }
63596e1c 1610 if (strcmp(files_from, "-") == 0) {
ea5164d1 1611 filesfrom_fd = 0;
63596e1c 1612 if (am_server)
305666bf
WD		 1613 filesfrom_host = ""; /* reading from socket */
1614 } else if ((p = check_for_hostspec(files_from, &h, &q)) != 0) {
ea5164d1 1615 if (am_server) {
305666bf
WD		 1616 snprintf(err_buf, sizeof err_buf,
1617 "The --files-from sent to the server cannot specify a host.\n");
1618 return 0;
ea5164d1 1619 }
305666bf
WD		 1620 files_from = p;
1621 filesfrom_host = h;
1622 if (strcmp(files_from, "-") == 0) {
c3ea0990
WD		 1623 snprintf(err_buf, sizeof err_buf,
1624 "Invalid --files-from remote filename\n");
1625 return 0;
ea5164d1
WD		 1626 }
1627 } else {
305666bf 1628 if (sanitize_paths)
29bca53f 1629 files_from = sanitize_path(NULL, files_from, NULL, 0);
305666bf 1630 if (server_filter_list.head) {
a1018691 1631 char *dir;
305666bf
WD		 1632 if (!*files_from)
1633 goto options_rejected;
a1018691
WD		 1634 dir = files_from + (*files_from == '/' ? module_dirlen : 0);
1635 clean_fname(dir, CFN_COLLAPSE_DOT_DOT_DIRS);
1636 if (check_filter(&server_filter_list, dir, 0) < 0)
305666bf
WD		 1637 goto options_rejected;
1638 }
ea5164d1
WD		 1639 filesfrom_fd = open(files_from, O_RDONLY|O_BINARY);
1640 if (filesfrom_fd < 0) {
c3ea0990
WD		 1641 snprintf(err_buf, sizeof err_buf,
1642 "failed to open files-from file %s: %s\n",
1643 files_from, strerror(errno));
1644 return 0;
ea5164d1
WD		 1645 }
1646 }
1647 }
1648
7f2a1f65
WD		 1649 am_starting_up = 0;
1650
b11ed3b1 1651 return 1;
f0fa8c6d
WD		 1652
1653 options_rejected:
1654 snprintf(err_buf, sizeof err_buf,
1655 "Your options have been rejected by the server.\n");
1656 return 0;
7a6421fa
AT		 1657}
1658
1659
dafe63ca
MP		 1660/**
1661 * Construct a filtered list of options to pass through from the
1662 * client to the server.
1663 *
1664 * This involves setting options that will tell the server how to
1665 * behave, and also filtering out options that are processed only
1666 * locally.
1667 **/
ffbffc64 1668void server_options(char **args, int *argc_p)
7a6421fa 1669{
74ba98a5 1670 static char argstr[64];
ffbffc64 1671 int ac = *argc_p;
f98c60bf 1672 char *arg;
d853783f
AT		 1673 int i, x;
1674
def97ff9 1675 /* This should always remain first on the server's command-line. */
d853783f
AT		 1676 args[ac++] = "--server";
1677
e208631a 1678 if (daemon_over_rsh > 0) {
1312d9fc 1679 args[ac++] = "--daemon";
ffbffc64 1680 *argc_p = ac;
1312d9fc
WD		 1681 /* if we're passing --daemon, we're done */
1682 return;
1683 }
1684
d853783f
AT		 1685 if (!am_sender)
1686 args[ac++] = "--sender";
1687
1688 x = 1;
1689 argstr[0] = '-';
a4453606
WD		 1690
1691 if (protect_args)
1692 argstr[x++] = 's';
1693
f98c60bf 1694 for (i = 0; i < verbose; i++)
d853783f 1695 argstr[x++] = 'v';
f0b36a48 1696
b86f0cef 1697 /* the -q option is intentionally left out */
d853783f
AT		 1698 if (make_backups)
1699 argstr[x++] = 'b';
1700 if (update_only)
1701 argstr[x++] = 'u';
2dbf36ef 1702 if (!do_xfers) /* Note: NOT "dry_run"! */
d853783f
AT		 1703 argstr[x++] = 'n';
1704 if (preserve_links)
1705 argstr[x++] = 'l';
3caf4035
WD		 1706 if ((list_only && !recurse) || xfer_dirs > 1
1707 || (xfer_dirs && !recurse && delete_mode && am_sender))
5454d22a 1708 argstr[x++] = 'd';
35bf8fa0
WD		 1709 if (am_sender) {
1710 if (keep_dirlinks)
1711 argstr[x++] = 'K';
876c9936
WD		 1712 if (prune_empty_dirs)
1713 argstr[x++] = 'm';
f9998046 1714 if (omit_dir_times)
35bf8fa0 1715 argstr[x++] = 'O';
2dbf36ef
WD		 1716 } else {
1717 if (copy_links)
1718 argstr[x++] = 'L';
1719 if (copy_dirlinks)
1720 argstr[x++] = 'k';
35bf8fa0 1721 }
1bfbf40b 1722
dfa32483 1723 if (whole_file > 0)
d853783f 1724 argstr[x++] = 'W';
bceec82f
MP		 1725 /* We don't need to send --no-whole-file, because it's the
1726 * default for remote transfers, and in any case old versions
1727 * of rsync will not understand it. */
dfa32483 1728
e0e32031 1729 if (preserve_hard_links) {
d853783f 1730 argstr[x++] = 'H';
e0e32031
WD		 1731 if (preserve_hard_links > 1)
1732 argstr[x++] = 'H';
1733 }
d853783f
AT		 1734 if (preserve_uid)
1735 argstr[x++] = 'o';
1736 if (preserve_gid)
1737 argstr[x++] = 'g';
b5c6a6ae 1738 if (preserve_devices) /* ignore preserve_specials here */
d853783f
AT		 1739 argstr[x++] = 'D';
1740 if (preserve_times)
1741 argstr[x++] = 't';
1742 if (preserve_perms)
1743 argstr[x++] = 'p';
344f9ba7
WD		 1744 else if (preserve_executability && am_sender)
1745 argstr[x++] = 'E';
1c3344a1
WD		 1746#ifdef SUPPORT_ACLS
1747 if (preserve_acls)
1748 argstr[x++] = 'A';
16edf865
WD		 1749#endif
1750#ifdef SUPPORT_XATTRS
524eaa82 1751 if (preserve_xattrs) {
16edf865 1752 argstr[x++] = 'X';
524eaa82
WD		 1753 if (preserve_xattrs > 1)
1754 argstr[x++] = 'X';
1755 }
1c3344a1 1756#endif
aa7a6e87 1757 if (recurse)
d853783f
AT		 1758 argstr[x++] = 'r';
1759 if (always_checksum)
1760 argstr[x++] = 'c';
1761 if (cvs_exclude)
1762 argstr[x++] = 'C';
1763 if (ignore_times)
1764 argstr[x++] = 'I';
1765 if (relative_paths)
1766 argstr[x++] = 'R';
243c995f 1767 if (one_file_system) {
d853783f 1768 argstr[x++] = 'x';
243c995f
WD		 1769 if (one_file_system > 1)
1770 argstr[x++] = 'x';
1771 }
d853783f
AT		 1772 if (sparse_files)
1773 argstr[x++] = 'S';
1774 if (do_compression)
1775 argstr[x++] = 'z';
f0b36a48 1776
95def6d9
WD		 1777 /* We make use of the -e option to let the server know about any
1778 * pre-release protocol version && our allow_inc_recurse status. */
1779 set_allow_inc_recurse();
2ed790f3 1780#if SUBPROTOCOL_VERSION != 0
2ed790f3 1781 if (protocol_version == PROTOCOL_VERSION) {
486f8cd1 1782 x += snprintf(argstr+x, sizeof argstr - x,
95def6d9
WD		 1783 "e%d.%d%s", PROTOCOL_VERSION, SUBPROTOCOL_VERSION,
1784 allow_inc_recurse ? "i" : "");
1785 } else
2ed790f3 1786#endif
95def6d9
WD		 1787 if (allow_inc_recurse) {
1788 argstr[x++] = 'e';
1789 argstr[x++] = 'i';
1790 }
486f8cd1 1791
332cf6df
WD		 1792 argstr[x] = '\0';
1793
f98c60bf
WD		 1794 if (x != 1)
1795 args[ac++] = argstr;
d853783f 1796
a4453606
WD		 1797#ifdef ICONV_OPTION
1798 if (iconv_opt) {
1799 char *set = strchr(iconv_opt, ',');
1800 if (set)
1801 set++;
1802 else
1803 set = iconv_opt;
1804 if (asprintf(&arg, "--iconv=%s", set) < 0)
1805 goto oom;
1806 args[ac++] = arg;
1807 }
1808#endif
1809
1810 if (protect_args) /* initial args break here */
1811 args[ac++] = NULL;
1812
51d48398
WD		 1813 if (list_only > 1)
1814 args[ac++] = "--list-only";
1815
f5a910dd
WD		 1816 /* This makes sure that the remote rsync can handle deleting with -d
1817 * sans -r because the --no-r option was added at the same time. */
1818 if (xfer_dirs && !recurse && delete_mode && am_sender)
1819 args[ac++] = "--no-r";
1820
854a1aad
WD		 1821 if (do_compression && def_compress_level != Z_DEFAULT_COMPRESSION) {
1822 if (asprintf(&arg, "--compress-level=%d", def_compress_level) < 0)
1823 goto oom;
1824 args[ac++] = arg;
1825 }
1826
b5c6a6ae
WD		 1827 if (preserve_devices) {
1828 /* Note: sending "--devices" would not be backward-compatible. */
1829 if (!preserve_specials)
1830 args[ac++] = "--no-specials"; /* -D is already set. */
1831 } else if (preserve_specials)
1832 args[ac++] = "--specials";
1833
5c5e1598
WD		 1834 /* The server side doesn't use our log-format, but in certain
1835 * circumstances they need to know a little about the option. */
b3e4e7ef
WD		 1836 if (stdout_format && am_sender) {
1837 /* Use --log-format, not --out-format, for compatibility. */
1838 if (stdout_format_has_i > 1)
487094a0 1839 args[ac++] = "--log-format=%i%I";
b3e4e7ef 1840 else if (stdout_format_has_i)
684d7582 1841 args[ac++] = "--log-format=%i";
b3e4e7ef 1842 else if (stdout_format_has_o_or_i)
5c5e1598
WD		 1843 args[ac++] = "--log-format=%o";
1844 else if (!verbose)
1845 args[ac++] = "--log-format=X";
1846 }
1f30a674 1847
195bd906 1848 if (block_size) {
a06b419d 1849 if (asprintf(&arg, "-B%lu", block_size) < 0)
f98c60bf
WD		 1850 goto oom;
1851 args[ac++] = arg;
dfa32483 1852 }
d853783f
AT		 1853
1854 if (io_timeout) {
f98c60bf
WD		 1855 if (asprintf(&arg, "--timeout=%d", io_timeout) < 0)
1856 goto oom;
1857 args[ac++] = arg;
dfa32483 1858 }
d853783f 1859
ef5d23eb 1860 if (bwlimit) {
f98c60bf
WD		 1861 if (asprintf(&arg, "--bwlimit=%d", bwlimit) < 0)
1862 goto oom;
1863 args[ac++] = arg;
ef5d23eb
DD		 1864 }
1865
d175d7e1
WD		 1866 if (backup_dir) {
1867 args[ac++] = "--backup-dir";
1868 args[ac++] = backup_dir;
1869 }
1870
1871 /* Only send --suffix if it specifies a non-default value. */
f98c60bf 1872 if (strcmp(backup_suffix, backup_dir ? "" : BACKUP_SUFFIX) != 0) {
191e40da 1873 /* We use the following syntax to avoid weirdness with '~'. */
f98c60bf
WD		 1874 if (asprintf(&arg, "--suffix=%s", backup_suffix) < 0)
1875 goto oom;
1876 args[ac++] = arg;
d853783f
AT		 1877 }
1878
06a50542 1879 if (am_sender) {
7b9598b2
WD		 1880 if (max_delete > 0) {
1881 if (asprintf(&arg, "--max-delete=%d", max_delete) < 0)
1882 goto oom;
1883 args[ac++] = arg;
1884 } else if (max_delete == 0)
d6ca255c 1885 args[ac++] = "--max-delete=-1";
7b9598b2
WD		 1886 if (min_size) {
1887 args[ac++] = "--min-size";
1888 args[ac++] = min_size_arg;
1889 }
1890 if (max_size) {
1891 args[ac++] = "--max-size";
1892 args[ac++] = max_size_arg;
1893 }
e0e32031 1894 if (delete_before)
c6eb7fad 1895 args[ac++] = "--delete-before";
0d152437
WD		 1896 else if (delete_during == 2)
1897 args[ac++] = "--delete-delay";
1898 else if (delete_during)
1899 args[ac++] = "--delete-during";
1900 else if (delete_after)
06a50542 1901 args[ac++] = "--delete-after";
e0e32031
WD		 1902 else if (delete_mode && !delete_excluded)
1903 args[ac++] = "--delete";
1904 if (delete_excluded)
1905 args[ac++] = "--delete-excluded";
06a50542
WD		 1906 if (force_delete)
1907 args[ac++] = "--force";
11e758a4
WD		 1908 if (write_batch < 0)
1909 args[ac++] = "--only-write-batch=X";
def97ff9
WD		 1910 if (am_root > 1)
1911 args[ac++] = "--super";
f17e769e
WD		 1912 if (size_only)
1913 args[ac++] = "--size-only";
b1e436ec
WD		 1914 } else {
1915 if (skip_compress) {
1916 if (asprintf(&arg, "--skip-compress=%s", skip_compress) < 0)
1917 goto oom;
1918 args[ac++] = arg;
1919 }
06a50542 1920 }
b33b791e 1921
5b56cc19 1922 if (modify_window_set) {
f98c60bf
WD		 1923 if (asprintf(&arg, "--modify-window=%d", modify_window) < 0)
1924 goto oom;
1925 args[ac++] = arg;
5b56cc19
AT		 1926 }
1927
c8d895de 1928 if (checksum_seed) {
221ddb94 1929 if (asprintf(&arg, "--checksum-seed=%d", checksum_seed) < 0)
c8d895de
WD		 1930 goto oom;
1931 args[ac++] = arg;
1932 }
1933
a7260c40 1934 if (partial_dir && am_sender) {
77860bac 1935 if (partial_dir != tmp_partialdir) {
3671987f
WD		 1936 args[ac++] = "--partial-dir";
1937 args[ac++] = partial_dir;
1938 }
f06e7082
WD		 1939 if (delay_updates)
1940 args[ac++] = "--delay-updates";
77860bac 1941 } else if (keep_partial && am_sender)
d853783f
AT		 1942 args[ac++] = "--partial";
1943
ef55c686
AT		 1944 if (ignore_errors)
1945 args[ac++] = "--ignore-errors";
1946
b5313607
DD		 1947 if (copy_unsafe_links)
1948 args[ac++] = "--copy-unsafe-links";
1949
d853783f
AT		 1950 if (safe_symlinks)
1951 args[ac++] = "--safe-links";
1952
1953 if (numeric_ids)
1954 args[ac++] = "--numeric-ids";
1955
95def6d9
WD		 1956 if (use_qsort)
1957 args[ac++] = "--use-qsort";
1958
4f3797c7
WD		 1959 if (am_sender) {
1960 if (ignore_existing)
1961 args[ac++] = "--ignore-existing";
1962
1963 /* Backward compatibility: send --existing, not --ignore-non-existing. */
1964 if (ignore_non_existing)
1965 args[ac++] = "--existing";
3d6feada 1966
4f3797c7
WD		 1967 if (tmpdir) {
1968 args[ac++] = "--temp-dir";
1969 args[ac++] = tmpdir;
1970 }
1971
1972 if (basis_dir[0]) {
1973 /* the server only needs this option if it is not the sender,
1974 * and it may be an older version that doesn't know this
1975 * option, so don't send it if client is the sender.
1976 */
1977 int i;
1978 for (i = 0; i < basis_dir_cnt; i++) {
1979 args[ac++] = dest_option;
1980 args[ac++] = basis_dir[i];
1981 }
1982 }
1983 }
e90aab49 1984
936fa865
WD		 1985 if (append_mode) {
1986 if (append_mode > 1)
1987 args[ac++] = "--append";
a015788d 1988 args[ac++] = "--append";
936fa865 1989 } else if (inplace)
a3221d2a
WD		 1990 args[ac++] = "--inplace";
1991
305666bf
WD		 1992 if (files_from && (!am_sender || filesfrom_host)) {
1993 if (filesfrom_host) {
ea5164d1 1994 args[ac++] = "--files-from";
305666bf 1995 args[ac++] = files_from;
ea5164d1
WD		 1996 if (eol_nulls)
1997 args[ac++] = "--from0";
1998 } else {
1999 args[ac++] = "--files-from=-";
2000 args[ac++] = "--from0";
2001 }
c0ab28d1
WD		 2002 if (!relative_paths)
2003 args[ac++] = "--no-relative";
ea5164d1 2004 }
33a04593
WD		 2005 /* It's OK that this checks the upper-bound of the protocol_version. */
2006 if (relative_paths && !implied_dirs && (!am_sender || protocol_version >= 30))
3a90ea0a 2007 args[ac++] = "--no-implied-dirs";
ea5164d1 2008
c4ed1487
WD		 2009 if (fuzzy_basis && am_sender)
2010 args[ac++] = "--fuzzy";
2011
47c11975
WD		 2012 if (remove_source_files == 1)
2013 args[ac++] = "--remove-source-files";
2014 else if (remove_source_files)
07c6ae7d
WD		 2015 args[ac++] = "--remove-sent-files";
2016
ffbffc64 2017 *argc_p = ac;
f98c60bf
WD		 2018 return;
2019
2020 oom:
2021 out_of_memory("server_options");
7a6421fa
AT		 2022}
2023
305666bf
WD		 2024/* Look for a HOST specfication of the form "HOST:PATH", "HOST::PATH", or
2025 * "rsync://HOST:PORT/PATH". If found, *host_ptr will be set to some allocated
2026 * memory with the HOST. If a daemon-accessing spec was specified, the value
2027 * of *port_ptr will contain a non-0 port number, otherwise it will be set to
2028 * 0. The return value is a pointer to the PATH. Note that the HOST spec can
2029 * be an IPv6 literal address enclosed in '[' and ']' (such as "[::1]" or
2030 * "[::ffff:127.0.0.1]") which is returned without the '[' and ']'. */
2031char *check_for_hostspec(char *s, char **host_ptr, int *port_ptr)
ea5164d1 2032{
305666bf
WD		 2033 char *p;
2034 int not_host;
8f4ae68c 2035 int hostlen;
305666bf
WD		 2036
2037 if (port_ptr && strncasecmp(URL_PREFIX, s, strlen(URL_PREFIX)) == 0) {
2038 char *path;
305666bf
WD		 2039 s += strlen(URL_PREFIX);
2040 if ((p = strchr(s, '/')) != NULL) {
2041 hostlen = p - s;
2042 path = p + 1;
2043 } else {
2044 hostlen = strlen(s);
2045 path = "";
2046 }
2047 if (*s == '[' && (p = strchr(s, ']')) != NULL) {
2048 s++;
2049 hostlen = p - s;
c60b7056
WD		 2050 if (p[1] == ':')
2051 *port_ptr = atoi(p+2);
305666bf 2052 } else {
444f9f7b 2053 if ((p = strchr(s, ':')) != NULL && p < s + hostlen) {
305666bf
WD		 2054 hostlen = p - s;
2055 *port_ptr = atoi(p+1);
c60b7056 2056 }
305666bf 2057 }
c60b7056
WD		 2058 if (!*port_ptr)
2059 *port_ptr = RSYNC_PORT;
305666bf
WD		 2060 *host_ptr = new_array(char, hostlen + 1);
2061 strlcpy(*host_ptr, s, hostlen + 1);
2062 return path;
2063 }
ea5164d1 2064
305666bf 2065 if (*s == '[' && (p = strchr(s, ']')) != NULL && p[1] == ':') {
8f4ae68c
WD		 2066 s++;
2067 hostlen = p - s;
305666bf
WD		 2068 *p = '\0';
2069 not_host = strchr(s, '/') || !strchr(s, ':');
2070 *p = ']';
2071 if (not_host)
2072 return NULL;
c60b7056 2073 p++;
305666bf
WD		 2074 } else {
2075 if (!(p = strchr(s, ':')))
2076 return NULL;
8f4ae68c 2077 hostlen = p - s;
305666bf
WD		 2078 *p = '\0';
2079 not_host = strchr(s, '/') != NULL;
2080 *p = ':';
2081 if (not_host)
2082 return NULL;
2083 }
2084
8f4ae68c
WD		 2085 *host_ptr = new_array(char, hostlen + 1);
2086 strlcpy(*host_ptr, s, hostlen + 1);
ea5164d1 2087
305666bf
WD		 2088 if (p[1] == ':') {
2089 if (port_ptr && !*port_ptr)
2090 *port_ptr = RSYNC_PORT;
2091 return p + 2;
2092 }
2093 if (port_ptr)
2094 *port_ptr = 0;
ea5164d1 2095
305666bf 2096 return p + 1;
ea5164d1 2097}
Matt McCutchen's repository for rsync, the fast and versatile remote file copier