1 /* -*- c-file-style: "linux" -*-
3 * Copyright (C) 1998-2001 by Andrew Tridgell <tridge@samba.org>
4 * Copyright (C) 2000, 2001, 2002 by Martin Pool <mbp@samba.org>
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.
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.
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.
27 * If True, send the whole file as literal data rather than trying to
28 * create an incremental diff.
30 * If both are 0, then look at whether we're local or remote and go by
33 * @sa disable_deltas_p()
36 int no_whole_file = 0;
39 int preserve_links = 0;
40 int preserve_hard_links = 0;
41 int preserve_perms = 0;
42 int preserve_devices = 0;
45 int preserve_times = 0;
52 int delete_excluded=0;
53 int one_file_system=0;
70 int daemon_over_rsh = 0;
75 int copy_unsafe_links=0;
76 int block_size=BLOCK_SIZE;
81 int opt_ignore_existing=0;
92 /** Network address family. **/
94 int default_af_hint = 0; /* Any protocol */
96 int default_af_hint = AF_INET; /* Must use IPv4 */
99 /** Do not go into the background when run as --daemon. Good
100 * for debugging and required for running as a service on W32,
101 * or under Unix process-monitors. **/
106 int suffix_specified = 0;
108 char *backup_suffix = BACKUP_SUFFIX;
110 char *compare_dest = NULL;
111 char *config_file = RSYNCD_CONF;
112 char *shell_cmd = NULL;
113 char *log_format = NULL;
114 char *password_file = NULL;
115 char *rsync_path = RSYNC_PATH;
116 char *backup_dir = NULL;
117 int rsync_port = RSYNC_PORT;
121 int always_checksum = 0;
124 char *batch_prefix = NULL;
126 static int modify_window_set;
128 /** Local address to bind. As a character string because it's
129 * interpreted by the IPv6 layer: should be a numeric IP4 or ip6
130 * address, or a hostname. **/
134 static void print_rsync_version(enum logcode f)
136 char const *got_socketpair = "no ";
137 char const *hardlinks = "no ";
138 char const *links = "no ";
139 char const *ipv6 = "no ";
140 STRUCT_STAT *dumstat;
142 #ifdef HAVE_SOCKETPAIR
146 #if SUPPORT_HARD_LINKS
158 rprintf(f, "%s version %s protocol version %d\n",
159 RSYNC_NAME, RSYNC_VERSION, PROTOCOL_VERSION);
161 "Copyright (C) 1996-2002 by Andrew Tridgell and others\n");
162 rprintf(f, "<http://rsync.samba.org/>\n");
163 rprintf(f, "Capabilities: %d-bit files, %ssocketpairs, "
164 "%shard links, %ssymlinks, batchfiles, \n",
165 (int) (sizeof(OFF_T) * 8),
166 got_socketpair, hardlinks, links);
168 /* Note that this field may not have type ino_t. It depends
169 * on the complicated interaction between largefile feature
171 rprintf(f, " %sIPv6, %d-bit system inums, %d-bit internal inums\n",
173 (int) (sizeof(dumstat->st_ino) * 8),
174 (int) (sizeof(INO64_T) * 8));
175 #ifdef MAINTAINER_MODE
176 rprintf(f, " panic action: \"%s\"\n",
181 rprintf(f, "WARNING: no 64-bit integers on this platform!\n");
186 "rsync comes with ABSOLUTELY NO WARRANTY. This is free software, and you\n"
187 "are welcome to redistribute it under certain conditions. See the GNU\n"
188 "General Public Licence for details.\n"
193 void usage(enum logcode F)
195 print_rsync_version(F);
197 rprintf(F,"\nrsync is a file transfer program capable of efficient remote update\nvia a fast differencing algorithm.\n\n");
199 rprintf(F,"Usage: rsync [OPTION]... SRC [SRC]... [USER@]HOST:DEST\n");
200 rprintf(F," or rsync [OPTION]... [USER@]HOST:SRC DEST\n");
201 rprintf(F," or rsync [OPTION]... SRC [SRC]... DEST\n");
202 rprintf(F," or rsync [OPTION]... [USER@]HOST::SRC [DEST]\n");
203 rprintf(F," or rsync [OPTION]... SRC [SRC]... [USER@]HOST::DEST\n");
204 rprintf(F," or rsync [OPTION]... rsync://[USER@]HOST[:PORT]/SRC [DEST]\n");
205 rprintf(F,"SRC on single-colon remote HOST will be expanded by remote shell\n");
206 rprintf(F,"SRC on server remote HOST may contain shell wildcards or multiple\n");
207 rprintf(F," sources separated by space as long as they have same top-level\n");
208 rprintf(F,"\nOptions\n");
209 rprintf(F," -v, --verbose increase verbosity\n");
210 rprintf(F," -q, --quiet decrease verbosity\n");
211 rprintf(F," -c, --checksum always checksum\n");
212 rprintf(F," -a, --archive archive mode\n");
213 rprintf(F," -r, --recursive recurse into directories\n");
214 rprintf(F," -R, --relative use relative path names\n");
215 rprintf(F," -b, --backup make backups (default %s suffix)\n",BACKUP_SUFFIX);
216 rprintf(F," --backup-dir make backups into this directory\n");
217 rprintf(F," --suffix=SUFFIX override backup suffix\n");
218 rprintf(F," -u, --update update only (don't overwrite newer files)\n");
219 rprintf(F," -l, --links copy symlinks as symlinks\n");
220 rprintf(F," -L, --copy-links copy the referent of symlinks\n");
221 rprintf(F," --copy-unsafe-links copy links outside the source tree\n");
222 rprintf(F," --safe-links ignore links outside the destination tree\n");
223 rprintf(F," -H, --hard-links preserve hard links\n");
224 rprintf(F," -p, --perms preserve permissions\n");
225 rprintf(F," -o, --owner preserve owner (root only)\n");
226 rprintf(F," -g, --group preserve group\n");
227 rprintf(F," -D, --devices preserve devices (root only)\n");
228 rprintf(F," -t, --times preserve times\n");
229 rprintf(F," -S, --sparse handle sparse files efficiently\n");
230 rprintf(F," -n, --dry-run show what would have been transferred\n");
231 rprintf(F," -W, --whole-file copy whole files, no incremental checks\n");
232 rprintf(F," --no-whole-file turn off --whole-file\n");
233 rprintf(F," -x, --one-file-system don't cross filesystem boundaries\n");
234 rprintf(F," -B, --block-size=SIZE checksum blocking size (default %d)\n",BLOCK_SIZE);
235 rprintf(F," -e, --rsh=COMMAND specify the remote shell\n");
236 rprintf(F," --rsync-path=PATH specify path to rsync on the remote machine\n");
237 rprintf(F," -C, --cvs-exclude auto ignore files in the same way CVS does\n");
238 rprintf(F," --existing only update files that already exist\n");
239 rprintf(F," --ignore-existing ignore files that already exist on the receiving side\n");
240 rprintf(F," --delete delete files that don't exist on the sending side\n");
241 rprintf(F," --delete-excluded also delete excluded files on the receiving side\n");
242 rprintf(F," --delete-after delete after transferring, not before\n");
243 rprintf(F," --ignore-errors delete even if there are IO errors\n");
244 rprintf(F," --max-delete=NUM don't delete more than NUM files\n");
245 rprintf(F," --partial keep partially transferred files\n");
246 rprintf(F," --force force deletion of directories even if not empty\n");
247 rprintf(F," --numeric-ids don't map uid/gid values by user/group name\n");
248 rprintf(F," --timeout=TIME set IO timeout in seconds\n");
249 rprintf(F," -I, --ignore-times don't exclude files that match length and time\n");
250 rprintf(F," --size-only only use file size when determining if a file should be transferred\n");
251 rprintf(F," --modify-window=NUM Timestamp window (seconds) for file match (default=%d)\n",modify_window);
252 rprintf(F," -T --temp-dir=DIR create temporary files in directory DIR\n");
253 rprintf(F," --compare-dest=DIR also compare destination files relative to DIR\n");
254 rprintf(F," -P equivalent to --partial --progress\n");
255 rprintf(F," -z, --compress compress file data\n");
256 rprintf(F," --exclude=PATTERN exclude files matching PATTERN\n");
257 rprintf(F," --exclude-from=FILE exclude patterns listed in FILE\n");
258 rprintf(F," --include=PATTERN don't exclude files matching PATTERN\n");
259 rprintf(F," --include-from=FILE don't exclude patterns listed in FILE\n");
260 rprintf(F," --version print version number\n");
261 rprintf(F," --daemon run as a rsync daemon\n");
262 rprintf(F," --no-detach do not detach from the parent\n");
263 rprintf(F," --address=ADDRESS bind to the specified address\n");
264 rprintf(F," --config=FILE specify alternate rsyncd.conf file\n");
265 rprintf(F," --port=PORT specify alternate rsyncd port number\n");
266 rprintf(F," --blocking-io use blocking IO for the remote shell\n");
267 rprintf(F," --no-blocking-io turn off --blocking-io\n");
268 rprintf(F," --stats give some file transfer stats\n");
269 rprintf(F," --progress show progress during transfer\n");
270 rprintf(F," --log-format=FORMAT log file transfers using specified format\n");
271 rprintf(F," --password-file=FILE get password from FILE\n");
272 rprintf(F," --bwlimit=KBPS limit I/O bandwidth, KBytes per second\n");
273 rprintf(F," --write-batch=PREFIX write batch fileset starting with PREFIX\n");
274 rprintf(F," --read-batch=PREFIX read batch fileset starting with PREFIX\n");
275 rprintf(F," -h, --help show this help screen\n");
277 rprintf(F," -4 prefer IPv4\n");
278 rprintf(F," -6 prefer IPv6\n");
283 rprintf(F,"\nPlease see the rsync(1) and rsyncd.conf(5) man pages for full documentation\n");
284 rprintf(F,"See http://rsync.samba.org/ for updates, bug reports, and answers\n");
287 enum {OPT_VERSION = 1000, OPT_SUFFIX, OPT_SENDER, OPT_SERVER, OPT_EXCLUDE,
288 OPT_EXCLUDE_FROM, OPT_DELETE, OPT_DELETE_EXCLUDED, OPT_NUMERIC_IDS,
289 OPT_RSYNC_PATH, OPT_FORCE, OPT_TIMEOUT, OPT_DAEMON, OPT_CONFIG, OPT_PORT,
290 OPT_INCLUDE, OPT_INCLUDE_FROM, OPT_STATS, OPT_PARTIAL, OPT_PROGRESS,
291 OPT_COPY_UNSAFE_LINKS, OPT_SAFE_LINKS, OPT_COMPARE_DEST,
292 OPT_LOG_FORMAT, OPT_PASSWORD_FILE, OPT_SIZE_ONLY, OPT_ADDRESS,
293 OPT_DELETE_AFTER, OPT_EXISTING, OPT_MAX_DELETE, OPT_BACKUP_DIR,
294 OPT_IGNORE_ERRORS, OPT_BWLIMIT, OPT_BLOCKING_IO,
295 OPT_NO_BLOCKING_IO, OPT_WHOLE_FILE, OPT_NO_WHOLE_FILE,
296 OPT_MODIFY_WINDOW, OPT_READ_BATCH, OPT_WRITE_BATCH, OPT_IGNORE_EXISTING};
298 static struct poptOption long_options[] = {
299 /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
300 {"version", 0, POPT_ARG_NONE, 0, OPT_VERSION, 0, 0},
301 {"suffix", 0, POPT_ARG_STRING, &backup_suffix, OPT_SUFFIX, 0, 0 },
302 {"rsync-path", 0, POPT_ARG_STRING, &rsync_path, 0, 0, 0 },
303 {"password-file", 0, POPT_ARG_STRING, &password_file, 0, 0, 0 },
304 {"ignore-times", 'I', POPT_ARG_NONE, &ignore_times , 0, 0, 0 },
305 {"size-only", 0, POPT_ARG_NONE, &size_only , 0, 0, 0 },
306 {"modify-window", 0, POPT_ARG_INT, &modify_window, OPT_MODIFY_WINDOW, 0, 0 },
307 {"one-file-system", 'x', POPT_ARG_NONE, &one_file_system , 0, 0, 0 },
308 {"delete", 0, POPT_ARG_NONE, &delete_mode , 0, 0, 0 },
309 {"existing", 0, POPT_ARG_NONE, &only_existing , 0, 0, 0 },
310 {"ignore-existing", 0, POPT_ARG_NONE, &opt_ignore_existing , 0, 0, 0 },
311 {"delete-after", 0, POPT_ARG_NONE, 0, OPT_DELETE_AFTER, 0, 0 },
312 {"delete-excluded", 0, POPT_ARG_NONE, 0, OPT_DELETE_EXCLUDED, 0, 0 },
313 {"force", 0, POPT_ARG_NONE, &force_delete , 0, 0, 0 },
314 {"numeric-ids", 0, POPT_ARG_NONE, &numeric_ids , 0, 0, 0 },
315 {"exclude", 0, POPT_ARG_STRING, 0, OPT_EXCLUDE, 0, 0 },
316 {"include", 0, POPT_ARG_STRING, 0, OPT_INCLUDE, 0, 0 },
317 {"exclude-from", 0, POPT_ARG_STRING, 0, OPT_EXCLUDE_FROM, 0, 0 },
318 {"include-from", 0, POPT_ARG_STRING, 0, OPT_INCLUDE_FROM, 0, 0 },
319 {"safe-links", 0, POPT_ARG_NONE, &safe_symlinks , 0, 0, 0 },
320 {"help", 'h', POPT_ARG_NONE, 0, 'h', 0, 0 },
321 {"backup", 'b', POPT_ARG_NONE, &make_backups , 0, 0, 0 },
322 {"dry-run", 'n', POPT_ARG_NONE, &dry_run , 0, 0, 0 },
323 {"sparse", 'S', POPT_ARG_NONE, &sparse_files , 0, 0, 0 },
324 {"cvs-exclude", 'C', POPT_ARG_NONE, &cvs_exclude , 0, 0, 0 },
325 {"update", 'u', POPT_ARG_NONE, &update_only , 0, 0, 0 },
326 {"links", 'l', POPT_ARG_NONE, &preserve_links , 0, 0, 0 },
327 {"copy-links", 'L', POPT_ARG_NONE, ©_links , 0, 0, 0 },
328 {"whole-file", 'W', POPT_ARG_NONE, 0, OPT_WHOLE_FILE, 0, 0 },
329 {"no-whole-file", 0, POPT_ARG_NONE, 0, OPT_NO_WHOLE_FILE, 0, 0 },
330 {"copy-unsafe-links", 0, POPT_ARG_NONE, ©_unsafe_links , 0, 0, 0 },
331 {"perms", 'p', POPT_ARG_NONE, &preserve_perms , 0, 0, 0 },
332 {"owner", 'o', POPT_ARG_NONE, &preserve_uid , 0, 0, 0 },
333 {"group", 'g', POPT_ARG_NONE, &preserve_gid , 0, 0, 0 },
334 {"devices", 'D', POPT_ARG_NONE, &preserve_devices , 0, 0, 0 },
335 {"times", 't', POPT_ARG_NONE, &preserve_times , 0, 0, 0 },
336 {"checksum", 'c', POPT_ARG_NONE, &always_checksum , 0, 0, 0 },
337 {"verbose", 'v', POPT_ARG_NONE, 0, 'v', 0, 0 },
338 {"quiet", 'q', POPT_ARG_NONE, 0, 'q', 0, 0 },
339 {"archive", 'a', POPT_ARG_NONE, 0, 'a', 0, 0 },
340 {"server", 0, POPT_ARG_NONE, &am_server , 0, 0, 0 },
341 {"sender", 0, POPT_ARG_NONE, 0, OPT_SENDER, 0, 0 },
342 {"recursive", 'r', POPT_ARG_NONE, &recurse , 0, 0, 0 },
343 {"relative", 'R', POPT_ARG_NONE, &relative_paths , 0, 0, 0 },
344 {"rsh", 'e', POPT_ARG_STRING, &shell_cmd , 0, 0, 0 },
345 {"block-size", 'B', POPT_ARG_INT, &block_size , 0, 0, 0 },
346 {"max-delete", 0, POPT_ARG_INT, &max_delete , 0, 0, 0 },
347 {"timeout", 0, POPT_ARG_INT, &io_timeout , 0, 0, 0 },
348 {"temp-dir", 'T', POPT_ARG_STRING, &tmpdir , 0, 0, 0 },
349 {"compare-dest", 0, POPT_ARG_STRING, &compare_dest , 0, 0, 0 },
350 /* TODO: Should this take an optional int giving the compression level? */
351 {"compress", 'z', POPT_ARG_NONE, &do_compression , 0, 0, 0 },
352 {"daemon", 0, POPT_ARG_NONE, &am_daemon , 0, 0, 0 },
353 {"no-detach", 0, POPT_ARG_NONE, &no_detach , 0, 0, 0 },
354 {"stats", 0, POPT_ARG_NONE, &do_stats , 0, 0, 0 },
355 {"progress", 0, POPT_ARG_NONE, &do_progress , 0, 0, 0 },
356 {"partial", 0, POPT_ARG_NONE, &keep_partial , 0, 0, 0 },
357 {"ignore-errors", 0, POPT_ARG_NONE, &ignore_errors , 0, 0, 0 },
358 {"blocking-io", 0, POPT_ARG_NONE, &blocking_io , 0, 0, 0 },
359 {"no-blocking-io", 0, POPT_ARG_NONE, 0, OPT_NO_BLOCKING_IO, 0, 0 },
360 {0, 'P', POPT_ARG_NONE, 0, 'P', 0, 0 },
361 {"config", 0, POPT_ARG_STRING, &config_file , 0, 0, 0 },
362 {"port", 0, POPT_ARG_INT, &rsync_port , 0, 0, 0 },
363 {"log-format", 0, POPT_ARG_STRING, &log_format , 0, 0, 0 },
364 {"bwlimit", 0, POPT_ARG_INT, &bwlimit , 0, 0, 0 },
365 {"address", 0, POPT_ARG_STRING, &bind_address, 0, 0, 0 },
366 {"backup-dir", 0, POPT_ARG_STRING, &backup_dir , 0, 0, 0 },
367 {"hard-links", 'H', POPT_ARG_NONE, &preserve_hard_links , 0, 0, 0 },
368 {"read-batch", 0, POPT_ARG_STRING, &batch_prefix, OPT_READ_BATCH, 0, 0 },
369 {"write-batch", 0, POPT_ARG_STRING, &batch_prefix, OPT_WRITE_BATCH, 0, 0 },
371 {0, '4', POPT_ARG_VAL, &default_af_hint, AF_INET , 0, 0 },
372 {0, '6', POPT_ARG_VAL, &default_af_hint, AF_INET6 , 0, 0 },
378 static char err_buf[100];
382 * Store the option error message, if any, so that we can log the
383 * connection attempt (which requires parsing the options), and then
384 * show the error later on.
386 void option_error(void)
389 rprintf(FLOG, "%s", err_buf);
390 rprintf(FERROR, "%s: %s", RSYNC_NAME, err_buf);
392 rprintf (FERROR, "Error parsing options: "
393 "option may be supported on client but not on server?\n");
394 rprintf (FERROR, RSYNC_NAME ": Error parsing options: "
395 "option may be supported on client but not on server?\n");
401 * Check to see if we should refuse this option
403 static int check_refuse_options(char *ref, int opt)
409 for (i=0; long_options[i].longName; i++) {
410 if (long_options[i].val == opt) break;
413 if (!long_options[i].longName) return 0;
415 name = long_options[i].longName;
418 while ((p = strstr(ref,name))) {
419 if ((p==ref || p[-1]==' ') &&
420 (p[len] == ' ' || p[len] == 0)) {
421 snprintf(err_buf,sizeof(err_buf),
422 "The '%s' option is not supported by this server\n", name);
431 static int count_args(char const **argv)
435 while (argv[i] != NULL)
443 * Process command line arguments. Called on both local and remote.
445 * @retval 1 if all options are OK; with globals set to appropriate
448 * @retval 0 on error, with err_buf containing an explanation
450 int parse_arguments(int *argc, const char ***argv, int frommain)
453 char *ref = lp_refuse_options(module_id);
456 /* TODO: Call poptReadDefaultConfig; handle errors. */
458 /* The context leaks in case of an error, but if there's a
459 * problem we always exit anyhow. */
460 pc = poptGetContext(RSYNC_NAME, *argc, *argv, long_options, 0);
462 while ((opt = poptGetNextOpt(pc)) != -1) {
464 if (check_refuse_options(ref, opt)) return 0;
467 /* most options are handled automatically by popt;
468 * only special cases are returned and listed here. */
472 print_rsync_version(FINFO);
476 /* The value has already been set by popt, but
477 * we need to remember that a suffix was specified
478 * in case a backup-directory is used. */
479 suffix_specified = 1;
482 case OPT_MODIFY_WINDOW:
483 /* The value has already been set by popt, but
484 * we need to remember that we're using a
485 * non-default setting. */
486 modify_window_set = 1;
489 case OPT_DELETE_AFTER:
494 case OPT_DELETE_EXCLUDED:
500 add_exclude(poptGetOptArg(pc), 0);
504 add_exclude(poptGetOptArg(pc), 1);
507 case OPT_EXCLUDE_FROM:
508 add_exclude_file(poptGetOptArg(pc), 1, 0);
511 case OPT_INCLUDE_FROM:
512 add_exclude_file(poptGetOptArg(pc), 1, 1);
520 case OPT_NO_WHOLE_FILE:
525 case OPT_NO_BLOCKING_IO:
534 #if SUPPORT_HARD_LINKS
535 preserve_hard_links=1;
537 /* FIXME: Don't say "server" if this is
538 * happening on the client. */
539 /* FIXME: Why do we have the duplicated
540 * rprintf? Everybody who gets this message
541 * ought to send it to the client and also to
543 snprintf(err_buf,sizeof(err_buf),
544 "hard links are not supported on this %s\n",
545 am_server ? "server" : "client");
546 rprintf(FERROR,"ERROR: hard links not supported on this platform\n");
548 #endif /* SUPPORT_HARD_LINKS */
556 if (frommain) quiet++;
574 exit_cleanup(RERR_SYNTAX);
584 case OPT_WRITE_BATCH:
585 /* popt stores the filename in batch_prefix for us */
590 /* popt stores the filename in batch_prefix for us */
595 /* FIXME: If --daemon is specified, then errors for later
596 * parameters seem to disappear. */
597 snprintf(err_buf, sizeof(err_buf),
599 am_server ? "on remote machine: " : "",
600 poptBadOption(pc, POPT_BADOPTION_NOALIAS),
606 if (write_batch && read_batch) {
607 snprintf(err_buf,sizeof(err_buf),
608 "write-batch and read-batch can not be used together\n");
609 rprintf(FERROR,"ERROR: write-batch and read-batch"
610 " can not be used together\n");
614 if (do_compression && (write_batch || read_batch)) {
615 snprintf(err_buf,sizeof(err_buf),
616 "compress can not be used with write-batch or read-batch\n");
617 rprintf(FERROR,"ERROR: compress can not be used with"
618 " write-batch or read-batch\n");
622 *argv = poptGetArgs(pc);
624 *argc = count_args(*argv);
633 * Construct a filtered list of options to pass through from the
634 * client to the server.
636 * This involves setting options that will tell the server how to
637 * behave, and also filtering out options that are processed only
640 void server_options(char **args,int *argc)
643 static char argstr[50];
644 static char bsize[30];
645 static char iotime[30];
646 static char mdelete[30];
647 static char mwindow[30];
649 /* Leave room for ``--(write|read)-batch='' */
650 static char fext[MAXPATHLEN + 15];
654 if (blocking_io == -1)
657 args[ac++] = "--server";
659 if (daemon_over_rsh) {
660 args[ac++] = "--daemon";
662 /* if we're passing --daemon, we're done */
667 args[ac++] = "--sender";
671 for (i=0;i<verbose;i++)
674 /* the -q option is intentionally left out */
686 assert(whole_file == 0 || whole_file == 1);
689 /* We don't need to send --no-whole-file, because it's the
690 * default for remote transfers, and in any case old versions
691 * of rsync will not understand it. */
693 if (preserve_hard_links)
699 if (preserve_devices)
722 /* this is a complete hack - blame Rusty
724 this is a hack to make the list_only (remote file list)
726 if (list_only && !recurse)
731 if (x != 1) args[ac++] = argstr;
733 if (block_size != BLOCK_SIZE) {
734 snprintf(bsize,sizeof(bsize),"-B%d",block_size);
738 if (max_delete && am_sender) {
739 snprintf(mdelete,sizeof(mdelete),"--max-delete=%d",max_delete);
740 args[ac++] = mdelete;
743 if (batch_prefix != NULL) {
746 fmt = "--write-batch=%s";
749 fmt = "--read-batch=%s";
750 snprintf(fext,sizeof(fext),fmt,batch_prefix);
755 snprintf(iotime,sizeof(iotime),"--timeout=%d",io_timeout);
760 snprintf(bw,sizeof(bw),"--bwlimit=%d",bwlimit);
764 if (strcmp(backup_suffix, BACKUP_SUFFIX)) {
765 args[ac++] = "--suffix";
766 args[ac++] = backup_suffix;
769 if (delete_mode && !delete_excluded)
770 args[ac++] = "--delete";
773 args[ac++] = "--delete-excluded";
776 args[ac++] = "--size-only";
778 if (modify_window_set) {
779 snprintf(mwindow,sizeof(mwindow),"--modify-window=%d",
781 args[ac++] = mwindow;
785 args[ac++] = "--partial";
788 args[ac++] = "--force";
791 args[ac++] = "--delete-after";
794 args[ac++] = "--ignore-errors";
796 if (copy_unsafe_links)
797 args[ac++] = "--copy-unsafe-links";
800 args[ac++] = "--safe-links";
803 args[ac++] = "--numeric-ids";
805 if (only_existing && am_sender)
806 args[ac++] = "--existing";
808 if (opt_ignore_existing && am_sender)
809 args[ac++] = "--ignore-existing";
812 args[ac++] = "--temp-dir";
816 if (backup_dir && am_sender) {
817 /* only the receiver needs this option, if we are the sender
818 * then we need to send it to the receiver.
820 args[ac++] = "--backup-dir";
821 args[ac++] = backup_dir;
824 if (compare_dest && am_sender) {
825 /* the server only needs this option if it is not the sender,
826 * and it may be an older version that doesn't know this
827 * option, so don't send it if client is the sender.
829 args[ac++] = "--compare-dest";
830 args[ac++] = compare_dest;