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added --existing option, similar to one suggested by Gildas Quiniou <gildas@stip.fr>
[rsync/rsync.git] / options.c
CommitLineData
7a6421fa
AT		 1/*
2 Copyright (C) Andrew Tridgell 1998
3
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
13
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
17*/
18
19/* options parsing code */
20
21#include "rsync.h"
22
23
24int make_backups = 0;
25int whole_file = 0;
26int copy_links = 0;
27int preserve_links = 0;
28int preserve_hard_links = 0;
29int preserve_perms = 0;
30int preserve_devices = 0;
31int preserve_uid = 0;
32int preserve_gid = 0;
33int preserve_times = 0;
34int update_only = 0;
35int cvs_exclude = 0;
36int dry_run=0;
37int local_server=0;
38int ignore_times=0;
39int delete_mode=0;
b33b791e 40int delete_excluded=0;
7a6421fa
AT		 41int one_file_system=0;
42int remote_version=0;
43int sparse_files=0;
44int do_compression=0;
45int am_root=0;
46int orig_umask=0;
47int relative_paths=0;
48int numeric_ids = 0;
49int force_delete = 0;
50int io_timeout = 0;
51int io_error = 0;
52int read_only = 0;
53int module_id = -1;
54int am_server = 0;
55int am_sender=0;
56int recurse = 0;
57int am_daemon=0;
a800434a 58int do_stats=0;
eb86d661 59int do_progress=0;
c95da96a 60int keep_partial=0;
d853783f 61int safe_symlinks=0;
b5313607 62int copy_unsafe_links=0;
7a6421fa 63int block_size=BLOCK_SIZE;
f83f0548 64int size_only=0;
57df171b 65int delete_after=0;
1347d512 66int only_existing=0;
7a6421fa
AT		 67
68char *backup_suffix = BACKUP_SUFFIX;
69char *tmpdir = NULL;
375a4556 70char *compare_dest = NULL;
7a6421fa
AT		 71char *config_file = RSYNCD_CONF;
72char *shell_cmd = NULL;
b6062654 73char *log_format = NULL;
65575e96 74char *password_file = NULL;
7a6421fa
AT		 75char *rsync_path = RSYNC_NAME;
76int rsync_port = RSYNC_PORT;
77
78int verbose = 0;
b86f0cef 79int quiet = 0;
7a6421fa 80int always_checksum = 0;
f7632fc6 81int list_only = 0;
7a6421fa 82
5c9730a4
AT		 83struct in_addr socket_address = {INADDR_ANY};
84
7a6421fa
AT		 85void usage(int F)
86{
87 rprintf(F,"rsync version %s Copyright Andrew Tridgell and Paul Mackerras\n\n",
88 VERSION);
704f908e
AT		 89
90 rprintf(F,"rsync is a file transfer program capable of efficient remote update\nvia a fast differencing algorithm.\n\n");
91
9ef53907 92 rprintf(F,"Usage: rsync [OPTION]... SRC [SRC]... [USER@]HOST:DEST\n");
704f908e 93 rprintf(F," or rsync [OPTION]... [USER@]HOST:SRC DEST\n");
9ef53907 94 rprintf(F," or rsync [OPTION]... SRC [SRC]... DEST\n");
14d43f1f 95 rprintf(F," or rsync [OPTION]... [USER@]HOST::SRC [DEST]\n");
9ef53907 96 rprintf(F," or rsync [OPTION]... SRC [SRC]... [USER@]HOST::DEST\n");
14d43f1f 97 rprintf(F," or rsync [OPTION]... rsync://[USER@]HOST[:PORT]/SRC [DEST]\n");
9ef53907
DD		 98 rprintf(F,"SRC on single-colon remote HOST will be expanded by remote shell\n");
99 rprintf(F,"SRC on server remote HOST may contain shell wildcards or multiple\n");
100 rprintf(F," sources separated by space as long as they have same top-level\n");
704f908e
AT		 101 rprintf(F,"\nOptions\n");
102 rprintf(F," -v, --verbose increase verbosity\n");
b86f0cef 103 rprintf(F," -q, --quiet decrease verbosity\n");
704f908e
AT		 104 rprintf(F," -c, --checksum always checksum\n");
105 rprintf(F," -a, --archive archive mode\n");
106 rprintf(F," -r, --recursive recurse into directories\n");
107 rprintf(F," -R, --relative use relative path names\n");
9ef53907
DD		 108 rprintf(F," -b, --backup make backups (default %s suffix)\n",BACKUP_SUFFIX);
109 rprintf(F," --suffix=SUFFIX override backup suffix\n");
704f908e
AT		 110 rprintf(F," -u, --update update only (don't overwrite newer files)\n");
111 rprintf(F," -l, --links preserve soft links\n");
112 rprintf(F," -L, --copy-links treat soft links like regular files\n");
b5313607 113 rprintf(F," --copy-unsafe-links copy links outside the source tree\n");
d853783f 114 rprintf(F," --safe-links ignore links outside the destination tree\n");
704f908e
AT		 115 rprintf(F," -H, --hard-links preserve hard links\n");
116 rprintf(F," -p, --perms preserve permissions\n");
117 rprintf(F," -o, --owner preserve owner (root only)\n");
118 rprintf(F," -g, --group preserve group\n");
119 rprintf(F," -D, --devices preserve devices (root only)\n");
120 rprintf(F," -t, --times preserve times\n");
121 rprintf(F," -S, --sparse handle sparse files efficiently\n");
122 rprintf(F," -n, --dry-run show what would have been transferred\n");
123 rprintf(F," -W, --whole-file copy whole files, no incremental checks\n");
124 rprintf(F," -x, --one-file-system don't cross filesystem boundaries\n");
9ef53907 125 rprintf(F," -B, --block-size=SIZE checksum blocking size (default %d)\n",BLOCK_SIZE);
704f908e
AT		 126 rprintf(F," -e, --rsh=COMMAND specify rsh replacement\n");
127 rprintf(F," --rsync-path=PATH specify path to rsync on the remote machine\n");
128 rprintf(F," -C, --cvs-exclude auto ignore files in the same way CVS does\n");
1347d512 129 rprintf(F," --existing only update files that already exist\n");
704f908e 130 rprintf(F," --delete delete files that don't exist on the sending side\n");
b33b791e 131 rprintf(F," --delete-excluded also delete excluded files on the receiving side\n");
57df171b 132 rprintf(F," --delete-after delete after transferring, not before\n");
c95da96a 133 rprintf(F," --partial keep partially transferred files\n");
704f908e
AT		 134 rprintf(F," --force force deletion of directories even if not empty\n");
135 rprintf(F," --numeric-ids don't map uid/gid values by user/group name\n");
136 rprintf(F," --timeout=TIME set IO timeout in seconds\n");
137 rprintf(F," -I, --ignore-times don't exclude files that match length and time\n");
f83f0548 138 rprintf(F," --size-only only use file size when determining if a file should be transferred\n");
704f908e 139 rprintf(F," -T --temp-dir=DIR create temporary files in directory DIR\n");
375a4556 140 rprintf(F," --compare-dest=DIR also compare destination files relative to DIR\n");
d9fcc198 141 rprintf(F," -P equivalent to --partial --progress\n");
704f908e 142 rprintf(F," -z, --compress compress file data\n");
2acf81eb 143 rprintf(F," --exclude=PATTERN exclude files matching PATTERN\n");
858fb9eb 144 rprintf(F," --exclude-from=FILE exclude patterns listed in FILE\n");
2acf81eb 145 rprintf(F," --include=PATTERN don't exclude files matching PATTERN\n");
858fb9eb 146 rprintf(F," --include-from=FILE don't exclude patterns listed in FILE\n");
704f908e
AT		 147 rprintf(F," --version print version number\n");
148 rprintf(F," --daemon run as a rsync daemon\n");
5c9730a4 149 rprintf(F," --address bind to the specified address\n");
704f908e
AT		 150 rprintf(F," --config=FILE specify alternate rsyncd.conf file\n");
151 rprintf(F," --port=PORT specify alternate rsyncd port number\n");
152 rprintf(F," --stats give some file transfer stats\n");
eb86d661 153 rprintf(F," --progress show progress during transfer\n");
b6062654 154 rprintf(F," --log-format=FORMAT log file transfers using specified format\n");
65575e96 155 rprintf(F," --password-file=FILE get password from FILE\n");
704f908e 156 rprintf(F," -h, --help show this help screen\n");
7a6421fa
AT		 157
158 rprintf(F,"\n");
b72f24c7
AT		 159
160 rprintf(F,"\nPlease see the rsync(1) and rsyncd.conf(5) man pages for full documentation\n");
9e3c856a 161 rprintf(F,"See http://rsync.samba.org/ for updates and bug reports\n");
7a6421fa
AT		 162}
163
b33b791e
DD		 164enum {OPT_VERSION, OPT_SUFFIX, OPT_SENDER, OPT_SERVER, OPT_EXCLUDE,
165 OPT_EXCLUDE_FROM, OPT_DELETE, OPT_DELETE_EXCLUDED, OPT_NUMERIC_IDS,
166 OPT_RSYNC_PATH, OPT_FORCE, OPT_TIMEOUT, OPT_DAEMON, OPT_CONFIG, OPT_PORT,
d853783f 167 OPT_INCLUDE, OPT_INCLUDE_FROM, OPT_STATS, OPT_PARTIAL, OPT_PROGRESS,
b5313607 168 OPT_COPY_UNSAFE_LINKS, OPT_SAFE_LINKS, OPT_COMPARE_DEST,
57df171b 169 OPT_LOG_FORMAT, OPT_PASSWORD_FILE, OPT_SIZE_ONLY, OPT_ADDRESS,
1347d512 170 OPT_DELETE_AFTER, OPT_EXISTING};
7a6421fa 171
d9fcc198 172static char *short_options = "oblLWHpguDCtcahvqrRIxnSe:B:T:zP";
7a6421fa
AT		 173
174static struct option long_options[] = {
175 {"version", 0, 0, OPT_VERSION},
176 {"server", 0, 0, OPT_SERVER},
177 {"sender", 0, 0, OPT_SENDER},
1347d512 178 {"existing", 0, 0, OPT_EXISTING},
7a6421fa 179 {"delete", 0, 0, OPT_DELETE},
b33b791e 180 {"delete-excluded", 0, 0, OPT_DELETE_EXCLUDED},
7a6421fa
AT		 181 {"force", 0, 0, OPT_FORCE},
182 {"numeric-ids", 0, 0, OPT_NUMERIC_IDS},
183 {"exclude", 1, 0, OPT_EXCLUDE},
184 {"exclude-from",1, 0, OPT_EXCLUDE_FROM},
2b6b4d53
AT		 185 {"include", 1, 0, OPT_INCLUDE},
186 {"include-from",1, 0, OPT_INCLUDE_FROM},
7a6421fa 187 {"rsync-path", 1, 0, OPT_RSYNC_PATH},
65575e96 188 {"password-file", 1, 0, OPT_PASSWORD_FILE},
7a6421fa
AT		 189 {"one-file-system",0, 0, 'x'},
190 {"ignore-times",0, 0, 'I'},
f83f0548 191 {"size-only", 0, 0, OPT_SIZE_ONLY},
7a6421fa
AT		 192 {"help", 0, 0, 'h'},
193 {"dry-run", 0, 0, 'n'},
194 {"sparse", 0, 0, 'S'},
195 {"cvs-exclude", 0, 0, 'C'},
196 {"archive", 0, 0, 'a'},
197 {"checksum", 0, 0, 'c'},
198 {"backup", 0, 0, 'b'},
199 {"update", 0, 0, 'u'},
200 {"verbose", 0, 0, 'v'},
b86f0cef 201 {"quiet", 0, 0, 'q'},
7a6421fa
AT		 202 {"recursive", 0, 0, 'r'},
203 {"relative", 0, 0, 'R'},
204 {"devices", 0, 0, 'D'},
205 {"perms", 0, 0, 'p'},
206 {"links", 0, 0, 'l'},
207 {"copy-links", 0, 0, 'L'},
b5313607 208 {"copy-unsafe-links", 0, 0, OPT_COPY_UNSAFE_LINKS},
d853783f 209 {"safe-links", 0, 0, OPT_SAFE_LINKS},
7a6421fa
AT		 210 {"whole-file", 0, 0, 'W'},
211 {"hard-links", 0, 0, 'H'},
212 {"owner", 0, 0, 'o'},
213 {"group", 0, 0, 'g'},
214 {"times", 0, 0, 't'},
215 {"rsh", 1, 0, 'e'},
216 {"suffix", 1, 0, OPT_SUFFIX},
217 {"block-size", 1, 0, 'B'},
218 {"timeout", 1, 0, OPT_TIMEOUT},
219 {"temp-dir", 1, 0, 'T'},
375a4556 220 {"compare-dest", 1, 0, OPT_COMPARE_DEST},
7a6421fa
AT		 221 {"compress", 0, 0, 'z'},
222 {"daemon", 0, 0, OPT_DAEMON},
a800434a 223 {"stats", 0, 0, OPT_STATS},
eb86d661 224 {"progress", 0, 0, OPT_PROGRESS},
c95da96a 225 {"partial", 0, 0, OPT_PARTIAL},
57df171b 226 {"delete-after",0, 0, OPT_DELETE_AFTER},
7a6421fa
AT		 227 {"config", 1, 0, OPT_CONFIG},
228 {"port", 1, 0, OPT_PORT},
b6062654 229 {"log-format", 1, 0, OPT_LOG_FORMAT},
5c9730a4 230 {"address", 1, 0, OPT_ADDRESS},
7a6421fa
AT		 231 {0,0,0,0}};
232
b11ed3b1 233
cd8185f2
AT		 234static char err_buf[100];
235
236void option_error(void)
237{
238 if (err_buf[0]) {
239 rprintf(FLOG,"%s", err_buf);
240 rprintf(FERROR,"%s", err_buf);
241 } else {
242 rprintf(FLOG,"Error parsing options - unsupported option?\n");
243 rprintf(FERROR,"Error parsing options - unsupported option?\n");
244 }
245 exit_cleanup(RERR_UNSUPPORTED);
246}
247
248/* check to see if we should refuse this option */
249static int check_refuse_options(char *ref, int opt)
250{
251 int i, len;
252 char *p;
253 const char *name;
254
255 for (i=0; long_options[i].name; i++) {
256 if (long_options[i].val == opt) break;
257 }
258
259 if (!long_options[i].name) return 0;
260
261 name = long_options[i].name;
262 len = strlen(name);
263
264 while ((p = strstr(ref,name))) {
055af776
AT		 265 if ((p==ref || p[-1]==' ') &&
266 (p[len] == ' ' || p[len] == 0)) {
cd8185f2
AT		 267 slprintf(err_buf,sizeof(err_buf),
268 "The '%s' option is not supported by this server\n", name);
269 return 1;
270 }
271 ref += len;
272 }
273 return 0;
274}
275
276
b86f0cef 277int parse_arguments(int argc, char *argv[], int frommain)
7a6421fa 278{
d853783f
AT		 279 int opt;
280 int option_index;
cd8185f2 281 char *ref = lp_refuse_options(module_id);
d853783f
AT		 282
283 while ((opt = getopt_long(argc, argv,
284 short_options, long_options, &option_index))
285 != -1) {
cd8185f2
AT		 286
287 if (ref) {
288 if (check_refuse_options(ref, opt)) return 0;
289 }
290
d853783f
AT		 291 switch (opt) {
292 case OPT_VERSION:
293 rprintf(FINFO,"rsync version %s protocol version %d\n\n",
294 VERSION,PROTOCOL_VERSION);
295 rprintf(FINFO,"Written by Andrew Tridgell and Paul Mackerras\n");
296 exit_cleanup(0);
297
298 case OPT_SUFFIX:
299 backup_suffix = optarg;
300 break;
301
302 case OPT_RSYNC_PATH:
303 rsync_path = optarg;
304 break;
65575e96
AT		 305
306 case OPT_PASSWORD_FILE:
307 password_file =optarg;
308 break;
f83f0548 309
d853783f
AT		 310 case 'I':
311 ignore_times = 1;
312 break;
313
f83f0548
AT		 314 case OPT_SIZE_ONLY:
315 size_only = 1;
316 break;
317
d853783f
AT		 318 case 'x':
319 one_file_system=1;
320 break;
321
322 case OPT_DELETE:
323 delete_mode = 1;
324 break;
325
1347d512
AT		 326 case OPT_EXISTING:
327 only_existing = 1;
328 break;
329
57df171b
AT		 330 case OPT_DELETE_AFTER:
331 delete_after = 1;
332 break;
333
b33b791e
DD		 334 case OPT_DELETE_EXCLUDED:
335 delete_excluded = 1;
336 delete_mode = 1;
337 break;
338
d853783f
AT		 339 case OPT_FORCE:
340 force_delete = 1;
341 break;
342
343 case OPT_NUMERIC_IDS:
344 numeric_ids = 1;
345 break;
346
347 case OPT_EXCLUDE:
348 add_exclude(optarg, 0);
349 break;
350
351 case OPT_INCLUDE:
352 add_exclude(optarg, 1);
353 break;
354
355 case OPT_EXCLUDE_FROM:
356 add_exclude_file(optarg,1, 0);
357 break;
358
359 case OPT_INCLUDE_FROM:
360 add_exclude_file(optarg,1, 1);
361 break;
362
b5313607
DD		 363 case OPT_COPY_UNSAFE_LINKS:
364 copy_unsafe_links=1;
365 break;
366
d853783f
AT		 367 case OPT_SAFE_LINKS:
368 safe_symlinks=1;
369 break;
370
371 case 'h':
372 usage(FINFO);
373 exit_cleanup(0);
374
375 case 'b':
376 make_backups=1;
377 break;
378
379 case 'n':
380 dry_run=1;
381 break;
382
383 case 'S':
384 sparse_files=1;
385 break;
386
387 case 'C':
388 cvs_exclude=1;
389 break;
390
391 case 'u':
392 update_only=1;
393 break;
394
395 case 'l':
396 preserve_links=1;
397 break;
398
399 case 'L':
400 copy_links=1;
401 break;
402
403 case 'W':
404 whole_file=1;
405 break;
406
407 case 'H':
7a6421fa 408#if SUPPORT_HARD_LINKS
d853783f 409 preserve_hard_links=1;
7a6421fa 410#else
cd8185f2 411 slprintf(err_buf,sizeof(err_buf),"hard links are not supported on this server\n");
d853783f 412 rprintf(FERROR,"ERROR: hard links not supported on this platform\n");
b11ed3b1 413 return 0;
7a6421fa 414#endif
d853783f 415 break;
7a6421fa 416
d853783f
AT		 417 case 'p':
418 preserve_perms=1;
419 break;
7a6421fa 420
d853783f
AT		 421 case 'o':
422 preserve_uid=1;
423 break;
7a6421fa 424
d853783f
AT		 425 case 'g':
426 preserve_gid=1;
427 break;
7a6421fa 428
d853783f
AT		 429 case 'D':
430 preserve_devices=1;
431 break;
7a6421fa 432
d853783f
AT		 433 case 't':
434 preserve_times=1;
435 break;
7a6421fa 436
d853783f
AT		 437 case 'c':
438 always_checksum=1;
439 break;
7a6421fa 440
d853783f
AT		 441 case 'v':
442 verbose++;
443 break;
7a6421fa 444
b86f0cef
DD		 445 case 'q':
446 if (frommain) quiet++;
447 break;
448
d853783f
AT		 449 case 'a':
450 recurse=1;
7a6421fa 451#if SUPPORT_LINKS
d853783f 452 preserve_links=1;
7a6421fa 453#endif
d853783f
AT		 454 preserve_perms=1;
455 preserve_times=1;
456 preserve_gid=1;
457 if (am_root) {
458 preserve_devices=1;
459 preserve_uid=1;
460 }
461 break;
462
463 case OPT_SERVER:
464 am_server = 1;
465 break;
466
467 case OPT_SENDER:
468 if (!am_server) {
469 usage(FERROR);
65417579 470 exit_cleanup(RERR_SYNTAX);
d853783f
AT		 471 }
472 am_sender = 1;
473 break;
474
475 case 'r':
476 recurse = 1;
477 break;
478
479 case 'R':
480 relative_paths = 1;
481 break;
482
483 case 'e':
484 shell_cmd = optarg;
485 break;
486
487 case 'B':
488 block_size = atoi(optarg);
489 break;
490
491 case OPT_TIMEOUT:
492 io_timeout = atoi(optarg);
493 break;
494
495 case 'T':
496 tmpdir = optarg;
497 break;
498
375a4556
DD		 499 case OPT_COMPARE_DEST:
500 compare_dest = optarg;
501 break;
502
d853783f
AT		 503 case 'z':
504 do_compression = 1;
505 break;
506
507 case OPT_DAEMON:
508 am_daemon = 1;
509 break;
510
511 case OPT_STATS:
512 do_stats = 1;
513 break;
514
515 case OPT_PROGRESS:
516 do_progress = 1;
517 break;
518
519 case OPT_PARTIAL:
520 keep_partial = 1;
521 break;
522
d9fcc198
AT		 523 case 'P':
524 do_progress = 1;
525 keep_partial = 1;
526 break;
527
d853783f
AT		 528 case OPT_CONFIG:
529 config_file = optarg;
530 break;
531
532 case OPT_PORT:
533 rsync_port = atoi(optarg);
534 break;
535
b6062654
AT		 536 case OPT_LOG_FORMAT:
537 log_format = optarg;
538 break;
539
5c9730a4
AT		 540 case OPT_ADDRESS:
541 {
542 struct in_addr *ia;
543 if ((ia = ip_address(optarg))) {
544 socket_address = *ia;
545 }
546 }
547 break;
548
d853783f 549 default:
cd8185f2 550 slprintf(err_buf,sizeof(err_buf),"unrecognised option\n");
b11ed3b1 551 return 0;
d853783f 552 }
7a6421fa 553 }
b11ed3b1 554 return 1;
7a6421fa
AT		 555}
556
557
558void server_options(char **args,int *argc)
559{
d853783f
AT		 560 int ac = *argc;
561 static char argstr[50];
562 static char bsize[30];
563 static char iotime[30];
564 int i, x;
565
566 args[ac++] = "--server";
567
568 if (!am_sender)
569 args[ac++] = "--sender";
570
571 x = 1;
572 argstr[0] = '-';
573 for (i=0;i<verbose;i++)
574 argstr[x++] = 'v';
b86f0cef 575 /* the -q option is intentionally left out */
d853783f
AT		 576 if (make_backups)
577 argstr[x++] = 'b';
578 if (update_only)
579 argstr[x++] = 'u';
580 if (dry_run)
581 argstr[x++] = 'n';
582 if (preserve_links)
583 argstr[x++] = 'l';
584 if (copy_links)
585 argstr[x++] = 'L';
586 if (whole_file)
587 argstr[x++] = 'W';
588 if (preserve_hard_links)
589 argstr[x++] = 'H';
590 if (preserve_uid)
591 argstr[x++] = 'o';
592 if (preserve_gid)
593 argstr[x++] = 'g';
594 if (preserve_devices)
595 argstr[x++] = 'D';
596 if (preserve_times)
597 argstr[x++] = 't';
598 if (preserve_perms)
599 argstr[x++] = 'p';
600 if (recurse)
601 argstr[x++] = 'r';
602 if (always_checksum)
603 argstr[x++] = 'c';
604 if (cvs_exclude)
605 argstr[x++] = 'C';
606 if (ignore_times)
607 argstr[x++] = 'I';
608 if (relative_paths)
609 argstr[x++] = 'R';
610 if (one_file_system)
611 argstr[x++] = 'x';
612 if (sparse_files)
613 argstr[x++] = 'S';
614 if (do_compression)
615 argstr[x++] = 'z';
616 argstr[x] = 0;
617
618 if (x != 1) args[ac++] = argstr;
619
620 if (block_size != BLOCK_SIZE) {
621 sprintf(bsize,"-B%d",block_size);
622 args[ac++] = bsize;
623 }
624
625 if (io_timeout) {
626 sprintf(iotime,"--timeout=%d",io_timeout);
627 args[ac++] = iotime;
628 }
629
630 if (strcmp(backup_suffix, BACKUP_SUFFIX)) {
631 args[ac++] = "--suffix";
632 args[ac++] = backup_suffix;
633 }
634
b33b791e 635 if (delete_mode && !delete_excluded)
d853783f
AT		 636 args[ac++] = "--delete";
637
b33b791e
DD		 638 if (delete_excluded)
639 args[ac++] = "--delete-excluded";
640
f83f0548
AT		 641 if (size_only)
642 args[ac++] = "--size-only";
643
d853783f
AT		 644 if (keep_partial)
645 args[ac++] = "--partial";
646
647 if (force_delete)
648 args[ac++] = "--force";
649
57df171b
AT		 650 if (delete_after)
651 args[ac++] = "--delete-after";
652
b5313607
DD		 653 if (copy_unsafe_links)
654 args[ac++] = "--copy-unsafe-links";
655
d853783f
AT		 656 if (safe_symlinks)
657 args[ac++] = "--safe-links";
658
659 if (numeric_ids)
660 args[ac++] = "--numeric-ids";
661
1347d512
AT		 662 if (only_existing)
663 args[ac++] = "--existing";
664
d853783f
AT		 665 if (tmpdir) {
666 args[ac++] = "--temp-dir";
667 args[ac++] = tmpdir;
668 }
669
375a4556
DD		 670 if (compare_dest && am_sender) {
671 /* the server only needs this option if it is not the sender,
672 * and it may be an older version that doesn't know this
673 * option, so don't send it if client is the sender.
674 */
675 args[ac++] = "--compare-dest";
676 args[ac++] = compare_dest;
677 }
678
679
d853783f 680 *argc = ac;
7a6421fa
AT		 681}
682
Matt McCutchen's repository for rsync, the fast and versatile remote file copier