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Change clean_fname() to keep "//" at the start for cygwin.
[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>
d3d07a5e 6 * Copyright (C) 2002-2008 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"
5dd14f0c 23#include "itypes.h"
35bf8fa0 24#include <popt.h>
854a1aad 25#include "zlib/zlib.h"
7a6421fa 26
7bc90b30 27extern int module_id;
53936ef9 28extern int local_server;
7be73df4 29extern int sanitize_paths;
e208631a 30extern int daemon_over_rsh;
a1018691 31extern unsigned int module_dirlen;
7842418b 32extern struct filter_list_struct filter_list;
819bfe45 33extern struct filter_list_struct daemon_filter_list;
8645af1d 34
7a6421fa 35int make_backups = 0;
1bfbf40b
MP		 36
37/**
dfa32483 38 * If 1, send the whole file as literal data rather than trying to
dafe63ca 39 * create an incremental diff.
1bfbf40b 40 *
dfa32483 41 * If -1, then look at whether we're local or remote and go by that.
dafe63ca
MP		 42 *
43 * @sa disable_deltas_p()
1bfbf40b 44 **/
dfa32483 45int whole_file = -1;
1bfbf40b 46
a015788d 47int append_mode = 0;
716e73d4 48int keep_dirlinks = 0;
2dbf36ef 49int copy_dirlinks = 0;
7a6421fa
AT		 50int copy_links = 0;
51int preserve_links = 0;
52int preserve_hard_links = 0;
1c3344a1 53int preserve_acls = 0;
16edf865 54int preserve_xattrs = 0;
7a6421fa 55int preserve_perms = 0;
344f9ba7 56int preserve_executability = 0;
7a6421fa 57int preserve_devices = 0;
b5c6a6ae 58int preserve_specials = 0;
7a6421fa
AT		 59int preserve_uid = 0;
60int preserve_gid = 0;
61int preserve_times = 0;
62int update_only = 0;
63int cvs_exclude = 0;
a5c11139 64int dry_run = 0;
11e758a4 65int do_xfers = 1;
a5c11139
WD		 66int ignore_times = 0;
67int delete_mode = 0;
a51b3168 68int delete_during = 0;
51d48398
WD		 69int delete_before = 0;
70int delete_after = 0;
a5c11139 71int delete_excluded = 0;
47c11975 72int remove_source_files = 0;
a5c11139 73int one_file_system = 0;
4f3e9a0f 74int protocol_version = PROTOCOL_VERSION;
a5c11139
WD		 75int sparse_files = 0;
76int do_compression = 0;
854a1aad 77int def_compress_level = Z_DEFAULT_COMPRESSION;
9439c0cb 78int am_root = 0; /* 0 = normal, 1 = root, 2 = --super, -1 = --fake-super */
7f2a1f65
WD		 79int am_server = 0;
80int am_sender = 0;
7f2a1f65 81int am_starting_up = 1;
ea5164d1
WD		 82int relative_paths = -1;
83int implied_dirs = 1;
7a6421fa 84int numeric_ids = 0;
eabc85ef 85int msgs2stderr = 0;
5974c662 86int allow_8bit_chars = 0;
7a6421fa
AT		 87int force_delete = 0;
88int io_timeout = 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;
adc2476f 96int human_readable = 1;
7a6421fa 97int recurse = 0;
5275029d 98int allow_inc_recurse = 1;
b6164938 99int xfer_dirs = -1;
1312d9fc 100int am_daemon = 0;
ba22c9e2 101int connect_timeout = 0;
a5c11139
WD		 102int keep_partial = 0;
103int safe_symlinks = 0;
104int copy_unsafe_links = 0;
41adbcec 105int munge_symlinks = 0;
a5c11139 106int size_only = 0;
9fb08441 107int daemon_bwlimit = 0;
a5c11139 108int bwlimit = 0;
c4ed1487 109int fuzzy_basis = 0;
3c74c3a3 110size_t bwlimit_writemax = 0;
e90aab49
WD		 111int ignore_existing = 0;
112int ignore_non_existing = 0;
07c6ae7d 113int need_messages_from_generator = 0;
7b9598b2 114int max_delete = INT_MIN;
7d5acf1d 115OFF_T max_size = 0;
74de13d1 116OFF_T min_size = 0;
a5c11139
WD		 117int ignore_errors = 0;
118int modify_window = 0;
119int blocking_io = -1;
2289bf64 120int checksum_seed = 0;
a3221d2a 121int inplace = 0;
f06e7082 122int delay_updates = 0;
a06b419d 123long block_size = 0; /* "long" because popt can't set an int32. */
adc2476f 124char number_separator;
b1e436ec 125char *skip_compress = NULL;
2206abf8 126item_list dparam_list = EMPTY_ITEM_LIST;
b35d0d8e 127
13e29995 128/** Network address family. **/
24d677fc 129int default_af_hint
4f5b0756 130#ifdef INET6
24d677fc 131 = 0; /* Any protocol */
6ab6d4bf 132#else
24d677fc
WD		 133 = AF_INET; /* Must use IPv4 */
134# ifdef AF_INET6
135# undef AF_INET6
136# endif
137# define AF_INET6 AF_INET /* make -6 option a no-op */
6ab6d4bf 138#endif
06963d0f 139
13e29995
MP		 140/** Do not go into the background when run as --daemon. Good
141 * for debugging and required for running as a service on W32,
142 * or under Unix process-monitors. **/
1f35babc
WD		 143int no_detach
144#if defined _WIN32 || defined __WIN32__
145 = 1;
146#else
147 = 0;
148#endif
13e29995 149
088aac85
DD		 150int write_batch = 0;
151int read_batch = 0;
d175d7e1
WD		 152int backup_dir_len = 0;
153int backup_suffix_len;
e0391f81 154unsigned int backup_dir_remainder;
6902ed17 155
d175d7e1 156char *backup_suffix = NULL;
7a6421fa 157char *tmpdir = NULL;
a7260c40 158char *partial_dir = NULL;
e012f858 159char *basis_dir[MAX_BASIS_DIRS+1];
30e8c8e1 160char *config_file = NULL;
7a6421fa 161char *shell_cmd = NULL;
87c0f9d6
WD		 162char *logfile_name = NULL;
163char *logfile_format = NULL;
b3e4e7ef 164char *stdout_format = NULL;
65575e96 165char *password_file = NULL;
41bd28fe 166char *rsync_path = RSYNC_PATH;
66203a98 167char *backup_dir = NULL;
e0391f81 168char backup_dir_buf[MAXPATHLEN];
831f06a5 169char *sockopts = NULL;
0c56b1ad 170int rsync_port = 0;
dfd7d541 171int compare_dest = 0;
1de3e99b 172int copy_dest = 0;
59c95e42 173int link_dest = 0;
ce0b384f 174int basis_dir_cnt = 0;
f9a9f547 175char *dest_option = NULL;
7a6421fa 176
7a2eca41
WD		 177static int remote_option_alloc = 0;
178int remote_option_cnt = 0;
179const char **remote_options = NULL;
180
b86f0cef 181int quiet = 0;
dc1f7b9e 182int output_motd = 1;
e7651884 183int log_before_transfer = 0;
b3e4e7ef
WD		 184int stdout_format_has_i = 0;
185int stdout_format_has_o_or_i = 0;
87c0f9d6 186int logfile_format_has_i = 0;
87c0f9d6 187int logfile_format_has_o_or_i = 0;
7a6421fa 188int always_checksum = 0;
f7632fc6 189int list_only = 0;
7a6421fa 190
9b3318b0
WD		 191#define MAX_BATCH_NAME_LEN 256 /* Must be less than MAXPATHLEN-13 */
192char *batch_name = NULL;
6902ed17 193
332cf6df 194int need_unsorted_flist = 0;
f7a76b9c 195#ifdef ICONV_OPTION
332cf6df
WD		 196char *iconv_opt = ICONV_OPTION;
197#endif
198
dd32e2c3
WD		 199struct chmod_mode_struct *chmod_modes = NULL;
200
d239efa3 201static const char *debug_verbosity[] = {
951e826b
WD		 202 /*0*/ NULL,
203 /*1*/ NULL,
c9f540f3 204 /*2*/ "bind,cmd,connect,del,deltasum,dup,filter,flist,iconv",
5a18b34d 205 /*3*/ "acl,backup,deltasum2,del2,exit,filter2,flist2,fuzzy,genr,own,recv,send,time",
c9f540f3 206 /*4*/ "cmd2,deltasum3,del3,exit2,flist3,iconv2,own2,proto,time2",
b3347e2a 207 /*5*/ "chdir,deltasum4,flist4,fuzzy2,hash,hlink",
951e826b
WD		 208};
209
210#define MAX_VERBOSITY ((int)(sizeof debug_verbosity / sizeof debug_verbosity[0]) - 1)
211
d239efa3 212static const char *info_verbosity[1+MAX_VERBOSITY] = {
951e826b
WD		 213 /*0*/ NULL,
214 /*1*/ "copy,del,flist,misc,name,stats,symsafe",
c9f540f3 215 /*2*/ "backup,mount,name2,remove,skip",
951e826b
WD		 216};
217
218#define MAX_OUT_LEVEL 4 /* The largest N allowed for any flagN word. */
219
220short info_levels[COUNT_INFO], debug_levels[COUNT_DEBUG];
221
222#define DEFAULT_PRIORITY 0 /* Default/implied/--verbose set values. */
223#define HELP_PRIORITY 1 /* The help output uses this level. */
224#define USER_PRIORITY 2 /* User-specified via --info or --debug */
225#define LIMIT_PRIORITY 3 /* Overriding priority when limiting values. */
226
227#define W_CLI (1<<0) /* client side */
228#define W_SRV (1<<1) /* server side */
229#define W_SND (1<<2) /* sending side */
230#define W_REC (1<<3) /* receiving side */
231
232struct output_struct {
233 char *name; /* The name of the info/debug flag. */
234 char *help; /* The description of the info/debug flag. */
d239efa3
WD		 235 uchar namelen; /* The length of the name string. */
236 uchar flag; /* The flag's value, for consistency check. */
237 uchar where; /* Bits indicating where the flag is used. */
238 uchar priority; /* See *_PRIORITY defines. */
951e826b
WD		 239};
240
d239efa3 241#define INFO_WORD(flag, where, help) { #flag, help, sizeof #flag - 1, INFO_##flag, where, 0 }
951e826b 242
75d96978 243static struct output_struct info_words[COUNT_INFO+1] = {
951e826b
WD		 244 INFO_WORD(BACKUP, W_REC, "Mention files backed up"),
245 INFO_WORD(COPY, W_REC, "Mention files copied locally on the receiving side"),
246 INFO_WORD(DEL, W_REC, "Mention deletions on the receiving side"),
247 INFO_WORD(FLIST, W_CLI, "Mention file-list receiving/sending (levels 1-2)"),
c9f540f3 248 INFO_WORD(MISC, W_SND|W_REC, "Mention miscellaneous information"),
951e826b
WD		 249 INFO_WORD(MOUNT, W_SND|W_REC, "Mention mounts that were found or skipped"),
250 INFO_WORD(NAME, W_SND|W_REC, "Mention 1) updated file/dir names, 2) unchanged names"),
251 INFO_WORD(PROGRESS, W_CLI, "Mention 1) per-file progress or 2) total transfer progress"),
252 INFO_WORD(REMOVE, W_SND, "Mention files removed on the sending side"),
253 INFO_WORD(SKIP, W_REC, "Mention files that are skipped due to options used"),
254 INFO_WORD(STATS, W_CLI|W_SRV, "Mention statistics at end of run (levels 1-3)"),
255 INFO_WORD(SYMSAFE, W_SND|W_REC, "Mention symlinks that are unsafe"),
d239efa3 256 { NULL, "--info", 0, 0, 0, 0 }
951e826b
WD		 257};
258
d239efa3 259#define DEBUG_WORD(flag, where, help) { #flag, help, sizeof #flag - 1, DEBUG_##flag, where, 0 }
951e826b 260
75d96978 261static struct output_struct debug_words[COUNT_DEBUG+1] = {
951e826b
WD		 262 DEBUG_WORD(ACL, W_SND|W_REC, "Debug extra ACL info"),
263 DEBUG_WORD(BACKUP, W_REC, "Debug backup actions (levels 1-2)"),
264 DEBUG_WORD(BIND, W_CLI, "Debug socket bind actions"),
265 DEBUG_WORD(CHDIR, W_CLI|W_SRV, "Debug when the current directory changes"),
266 DEBUG_WORD(CONNECT, W_CLI, "Debug connection events"),
951e826b
WD		 267 DEBUG_WORD(CMD, W_CLI, "Debug commands+options that are issued (levels 1-2)"),
268 DEBUG_WORD(DEL, W_REC, "Debug delete actions (levels 1-3)"),
5a18b34d 269 DEBUG_WORD(DELTASUM, W_SND|W_REC, "Debug delta-transfer checksumming (levels 1-4)"),
951e826b
WD		 270 DEBUG_WORD(DUP, W_REC, "Debug weeding of duplicate names"),
271 DEBUG_WORD(EXIT, W_CLI|W_SRV, "Debug exit events (levels 1-2)"),
272 DEBUG_WORD(FILTER, W_SND|W_REC, "Debug filter actions (levels 1-2)"),
273 DEBUG_WORD(FLIST, W_SND|W_REC, "Debug file-list operations (levels 1-4)"),
274 DEBUG_WORD(FUZZY, W_REC, "Debug fuzzy scoring (levels 1-2)"),
275 DEBUG_WORD(GENR, W_REC, "Debug generator functions"),
b3347e2a 276 DEBUG_WORD(HASH, W_SND|W_REC, "Debug hashtable code"),
951e826b 277 DEBUG_WORD(HLINK, W_SND|W_REC, "Debug hard-link actions"),
c9f540f3 278 DEBUG_WORD(ICONV, W_CLI|W_SRV, "Debug iconv character conversions (levels 1-2)"),
951e826b
WD		 279 DEBUG_WORD(OWN, W_REC, "Debug ownership changes in users & groups (levels 1-2)"),
280 DEBUG_WORD(PROTO, W_CLI|W_SRV, "Debug protocol information"),
281 DEBUG_WORD(RECV, W_REC, "Debug receiver functions"),
282 DEBUG_WORD(SEND, W_SND, "Debug sender functions"),
283 DEBUG_WORD(TIME, W_REC, "Debug setting of modified times (levels 1-2)"),
d239efa3 284 { NULL, "--debug", 0, 0, 0, 0 }
951e826b
WD		 285};
286
287static int verbose = 0;
288static int do_stats = 0;
289static int do_progress = 0;
e1add893 290static int daemon_opt; /* sets am_daemon after option error-reporting */
f9998046 291static int omit_dir_times = 0;
aa4d3b4c 292static int F_option_cnt = 0;
5b56cc19 293static int modify_window_set;
624d6be2 294static int itemize_changes = 0;
854a1aad 295static int refused_delete, refused_archive_part, refused_compress;
3296f91b 296static int refused_partial, refused_progress, refused_delete_before;
e0e32031 297static int refused_delete_during;
0b52f94d 298static int refused_inplace, refused_no_iconv;
74de13d1 299static char *max_size_arg, *min_size_arg;
77860bac 300static char tmp_partialdir[] = ".~tmp~";
5b56cc19 301
06963d0f 302/** Local address to bind. As a character string because it's
fdf57ede 303 * interpreted by the IPv6 layer: should be a numeric IP4 or IP6
06963d0f
MP		 304 * address, or a hostname. **/
305char *bind_address;
5c9730a4 306
951e826b
WD		 307static void output_item_help(struct output_struct *words);
308
309/* This constructs a string that represents all the options set for either
310 * the --info or --debug setting, skipping any implied options (by -v, etc.).
311 * This is used both when conveying the user's options to the server, and
312 * when the help output wants to tell the user what options are implied. */
d239efa3 313static char *make_output_option(struct output_struct *words, short *levels, uchar where)
951e826b
WD		 314{
315 char *str = words == info_words ? "--info=" : "--debug=";
316 int j, counts[MAX_OUT_LEVEL+1], pos, skipped = 0, len = 0, max = 0, lev = 0;
317 int word_count = words == info_words ? COUNT_INFO : COUNT_DEBUG;
318 char *buf;
319
320 memset(counts, 0, sizeof counts);
321
322 for (j = 0; words[j].name; j++) {
323 if (words[j].flag != j) {
324 rprintf(FERROR, "rsync: internal error on %s%s: %d != %d\n",
325 words == info_words ? "INFO_" : "DEBUG_",
326 words[j].name, words[j].flag, j);
327 exit_cleanup(RERR_UNSUPPORTED);
328 }
329 if (!(words[j].where & where))
330 continue;
331 if (words[j].priority == DEFAULT_PRIORITY) {
332 /* Implied items don't need to be mentioned. */
333 skipped++;
334 continue;
335 }
336 len += len ? 1 : strlen(str);
337 len += strlen(words[j].name);
338 len += levels[j] == 1 ? 0 : 1;
339
340 if (words[j].priority == HELP_PRIORITY)
341 continue; /* no abbreviating for help */
342
343 assert(levels[j] <= MAX_OUT_LEVEL);
344 if (++counts[levels[j]] > max) {
345 /* Determine which level has the most items. */
346 lev = levels[j];
347 max = counts[lev];
348 }
349 }
350
351 /* Sanity check the COUNT_* define against the length of the table. */
352 if (j != word_count) {
353 rprintf(FERROR, "rsync: internal error: %s is wrong! (%d != %d)\n",
354 words == info_words ? "COUNT_INFO" : "COUNT_DEBUG",
355 j, word_count);
356 exit_cleanup(RERR_UNSUPPORTED);
357 }
358
359 if (!len)
360 return NULL;
361
362 len++;
363 if (!(buf = new_array(char, len)))
364 out_of_memory("make_output_option");
365 pos = 0;
366
367 if (skipped || max < 5)
368 lev = -1;
369 else {
370 if (lev == 0)
371 pos += snprintf(buf, len, "%sNONE", str);
372 else if (lev == 1)
373 pos += snprintf(buf, len, "%sALL", str);
374 else
375 pos += snprintf(buf, len, "%sALL%d", str, lev);
376 }
377
378 for (j = 0; words[j].name && pos < len; j++) {
379 if (words[j].priority == DEFAULT_PRIORITY || levels[j] == lev || !(words[j].where & where))
380 continue;
381 if (pos)
382 buf[pos++] = ',';
383 else
384 pos += strlcpy(buf+pos, str, len-pos);
385 if (pos < len)
386 pos += strlcpy(buf+pos, words[j].name, len-pos);
387 /* Level 1 is implied by the name alone. */
388 if (levels[j] != 1 && pos < len)
389 buf[pos++] = '0' + levels[j];
390 }
391
392 buf[pos] = '\0';
393
394 return buf;
395}
396
397static void parse_output_words(struct output_struct *words, short *levels,
d239efa3 398 const char *str, uchar priority)
951e826b
WD		 399{
400 const char *s;
401 int j, len, lev;
402
403 if (!str)
404 return;
405
406 while (*str) {
407 if ((s = strchr(str, ',')) != NULL)
408 len = s++ - str;
409 else
410 len = strlen(str);
411 while (len && isDigit(str+len-1))
412 len--;
413 lev = isDigit(str+len) ? atoi(str+len) : 1;
414 if (lev > MAX_OUT_LEVEL)
415 lev = MAX_OUT_LEVEL;
416 if (len == 4 && strncasecmp(str, "help", 4) == 0) {
417 output_item_help(words);
418 exit_cleanup(0);
419 }
420 if (len == 4 && strncasecmp(str, "none", 4) == 0)
421 len = lev = 0;
422 else if (len == 3 && strncasecmp(str, "all", 3) == 0)
423 len = 0;
424 for (j = 0; words[j].name; j++) {
425 if (!len
d239efa3 426 || (len == words[j].namelen && strncasecmp(str, words[j].name, len) == 0)) {
951e826b
WD		 427 if (priority >= words[j].priority) {
428 words[j].priority = priority;
429 levels[j] = lev;
430 }
431 if (len)
432 break;
433 }
434 }
435 if (len && !words[j].name) {
75d96978
WD		 436 rprintf(FERROR, "Unknown %s item: \"%.*s\"\n",
437 words[j].help, len, str);
951e826b
WD		 438 exit_cleanup(RERR_SYNTAX);
439 }
440 if (!s)
441 break;
442 str = s;
443 }
444}
445
446/* Tell the user what all the info or debug flags mean. */
447static void output_item_help(struct output_struct *words)
448{
449 short *levels = words == info_words ? info_levels : debug_levels;
d239efa3 450 const char **verbosity = words == info_words ? info_verbosity : debug_verbosity;
951e826b
WD		 451 char buf[128], *opt, *fmt = "%-10s %s\n";
452 int j;
453
75d96978
WD		 454 reset_output_levels();
455
951e826b
WD		 456 rprintf(FINFO, "Use OPT or OPT1 for level 1 output, OPT2 for level 2, etc.; OPT0 silences.\n");
457 rprintf(FINFO, "\n");
458 for (j = 0; words[j].name; j++)
459 rprintf(FINFO, fmt, words[j].name, words[j].help);
460 rprintf(FINFO, "\n");
461
462 snprintf(buf, sizeof buf, "Set all %s options (e.g. all%d)",
463 words[j].help, MAX_OUT_LEVEL);
464 rprintf(FINFO, fmt, "ALL", buf);
465
466 snprintf(buf, sizeof buf, "Silence all %s options (same as all0)",
467 words[j].help);
468 rprintf(FINFO, fmt, "NONE", buf);
469
470 rprintf(FINFO, fmt, "HELP", "Output this help message");
471 rprintf(FINFO, "\n");
472 rprintf(FINFO, "Options added for each increase in verbose level:\n");
473
474 for (j = 1; j <= MAX_VERBOSITY; j++) {
75d96978 475 parse_output_words(words, levels, verbosity[j], HELP_PRIORITY);
951e826b
WD		 476 opt = make_output_option(words, levels, W_CLI|W_SRV|W_SND|W_REC);
477 if (opt) {
478 rprintf(FINFO, "%d) %s\n", j, strchr(opt, '=')+1);
479 free(opt);
480 }
75d96978 481 reset_output_levels();
951e826b 482 }
951e826b
WD		 483}
484
485/* The --verbose option now sets info+debug flags. */
d239efa3 486static void set_output_verbosity(int level, uchar priority)
951e826b
WD		 487{
488 int j;
489
490 if (level > MAX_VERBOSITY)
491 level = MAX_VERBOSITY;
492
493 for (j = 1; j <= level; j++) {
494 parse_output_words(info_words, info_levels, info_verbosity[j], priority);
495 parse_output_words(debug_words, debug_levels, debug_verbosity[j], priority);
496 }
497}
498
499/* Limit the info+debug flag levels given a verbose-option level limit. */
500void limit_output_verbosity(int level)
501{
502 short info_limits[COUNT_INFO], debug_limits[COUNT_DEBUG];
503 int j;
504
505 if (level > MAX_VERBOSITY)
506 return;
507
508 memset(info_limits, 0, sizeof info_limits);
509 memset(debug_limits, 0, sizeof debug_limits);
510
511 /* Compute the level limits in the above arrays. */
512 for (j = 1; j <= level; j++) {
513 parse_output_words(info_words, info_limits, info_verbosity[j], LIMIT_PRIORITY);
514 parse_output_words(debug_words, debug_limits, debug_verbosity[j], LIMIT_PRIORITY);
515 }
516
517 for (j = 0; j < COUNT_INFO; j++) {
518 if (info_levels[j] > info_limits[j])
519 info_levels[j] = info_limits[j];
520 }
521
522 for (j = 0; j < COUNT_DEBUG; j++) {
523 if (debug_levels[j] > debug_limits[j])
524 debug_levels[j] = debug_limits[j];
525 }
526}
527
528void reset_output_levels(void)
529{
530 int j;
531
532 memset(info_levels, 0, sizeof info_levels);
533 memset(debug_levels, 0, sizeof debug_levels);
534
535 for (j = 0; j < COUNT_INFO; j++)
536 info_words[j].priority = DEFAULT_PRIORITY;
537
538 for (j = 0; j < COUNT_DEBUG; j++)
539 debug_words[j].priority = DEFAULT_PRIORITY;
540}
541
542void negate_output_levels(void)
543{
544 int j;
545
546 for (j = 0; j < COUNT_INFO; j++)
547 info_levels[j] *= -1;
548
549 for (j = 0; j < COUNT_DEBUG; j++)
550 debug_levels[j] *= -1;
551}
7a24c346 552
27a12348 553static void print_rsync_version(enum logcode f)
7a24c346 554{
2ed790f3 555 char *subprotocol = "";
dfa32483 556 char const *got_socketpair = "no ";
a3221d2a 557 char const *have_inplace = "no ";
dfa32483 558 char const *hardlinks = "no ";
1ed56a05 559 char const *symtimes = "no ";
1c3344a1 560 char const *acls = "no ";
16edf865 561 char const *xattrs = "no ";
dfa32483 562 char const *links = "no ";
332cf6df 563 char const *iconv = "no ";
a358449a 564 char const *ipv6 = "no ";
736a6a29 565 STRUCT_STAT *dumstat;
0c80cd8e 566
2ed790f3 567#if SUBPROTOCOL_VERSION != 0
94112924
WD		 568 if (asprintf(&subprotocol, ".PR%d", SUBPROTOCOL_VERSION) < 0)
569 out_of_memory("print_rsync_version");
2ed790f3 570#endif
4f5b0756 571#ifdef HAVE_SOCKETPAIR
dfa32483 572 got_socketpair = "";
0c80cd8e 573#endif
4f5b0756 574#ifdef HAVE_FTRUNCATE
a3221d2a
WD		 575 have_inplace = "";
576#endif
4f5b0756 577#ifdef SUPPORT_HARD_LINKS
dfa32483 578 hardlinks = "";
2855f61f 579#endif
1c3344a1
WD		 580#ifdef SUPPORT_ACLS
581 acls = "";
582#endif
16edf865
WD		 583#ifdef SUPPORT_XATTRS
584 xattrs = "";
585#endif
4f5b0756 586#ifdef SUPPORT_LINKS
dfa32483 587 links = "";
2855f61f 588#endif
4f5b0756 589#ifdef INET6
a358449a 590 ipv6 = "";
dfa32483 591#endif
332cf6df
WD		 592#ifdef ICONV_OPTION
593 iconv = "";
594#endif
1ed56a05
WD		 595#if defined HAVE_LUTIMES && defined HAVE_UTIMES
596 symtimes = "";
597#endif
a358449a 598
719522b9 599 rprintf(f, "%s version %s protocol version %d%s\n",
2ed790f3 600 RSYNC_NAME, RSYNC_VERSION, PROTOCOL_VERSION, subprotocol);
fede3785 601 rprintf(f, "Copyright (C) 1996-2008 by Andrew Tridgell, Wayne Davison, and others.\n");
719522b9
WD		 602 rprintf(f, "Web site: http://rsync.samba.org/\n");
603 rprintf(f, "Capabilities:\n");
604 rprintf(f, " %d-bit files, %d-bit inums, %d-bit timestamps, %d-bit long ints,\n",
d619ff13
WD		 605 (int)(sizeof (OFF_T) * 8),
606 (int)(sizeof dumstat->st_ino * 8), /* Don't check ino_t! */
bb25779d 607 (int)(sizeof (time_t) * 8),
d619ff13
WD		 608 (int)(sizeof (int64) * 8));
609 rprintf(f, " %ssocketpairs, %shardlinks, %ssymlinks, %sIPv6, batchfiles, %sinplace,\n",
610 got_socketpair, hardlinks, links, ipv6, have_inplace);
1ed56a05
WD		 611 rprintf(f, " %sappend, %sACLs, %sxattrs, %siconv, %ssymtimes\n",
612 have_inplace, acls, xattrs, iconv, symtimes);
2855f61f 613
fc0302cf 614#ifdef MAINTAINER_MODE
29433538 615 rprintf(f, "Panic Action: \"%s\"\n", get_panic_action());
fc0302cf 616#endif
736a6a29 617
031fa9ad
WD		 618#if SIZEOF_INT64 < 8
619 rprintf(f, "WARNING: no 64-bit integers on this platform!\n");
7a24c346 620#endif
c561edaa
WD		 621 if (sizeof (int64) != SIZEOF_INT64) {
622 rprintf(f,
623 "WARNING: size mismatch in SIZEOF_INT64 define (%d != %d)\n",
624 (int) SIZEOF_INT64, (int) sizeof (int64));
625 }
7b329a2d 626
b64ee91a
WD		 627 rprintf(f,"\n");
628 rprintf(f,"rsync comes with ABSOLUTELY NO WARRANTY. This is free software, and you\n");
6ab423a5
WD		 629 rprintf(f,"are welcome to redistribute it under certain conditions. See the GNU\n");
630 rprintf(f,"General Public Licence for details.\n");
7a24c346
MP		 631}
632
633
0f3203c3 634void usage(enum logcode F)
7a6421fa 635{
2855f61f 636 print_rsync_version(F);
704f908e 637
b64ee91a
WD		 638 rprintf(F,"\n");
639 rprintf(F,"rsync is a file transfer program capable of efficient remote update\n");
6ab423a5 640 rprintf(F,"via a fast differencing algorithm.\n");
704f908e 641
b64ee91a
WD		 642 rprintf(F,"\n");
643 rprintf(F,"Usage: rsync [OPTION]... SRC [SRC]... DEST\n");
868676dc
WD		 644 rprintf(F," or rsync [OPTION]... SRC [SRC]... [USER@]HOST:DEST\n");
645 rprintf(F," or rsync [OPTION]... SRC [SRC]... [USER@]HOST::DEST\n");
646 rprintf(F," or rsync [OPTION]... SRC [SRC]... rsync://[USER@]HOST[:PORT]/DEST\n");
d0e94abb 647 rprintf(F," or rsync [OPTION]... [USER@]HOST:SRC [DEST]\n");
14d43f1f 648 rprintf(F," or rsync [OPTION]... [USER@]HOST::SRC [DEST]\n");
14d43f1f 649 rprintf(F," or rsync [OPTION]... rsync://[USER@]HOST[:PORT]/SRC [DEST]\n");
08d82b84
WD		 650 rprintf(F,"The ':' usages connect via remote shell, while '::' & 'rsync://' usages connect\n");
651 rprintf(F,"to an rsync daemon, and require SRC or DEST to start with a module name.\n");
b64ee91a
WD		 652 rprintf(F,"\n");
653 rprintf(F,"Options\n");
704f908e 654 rprintf(F," -v, --verbose increase verbosity\n");
951e826b
WD		 655 rprintf(F," --info=FLAGS fine-grained informational verbosity\n");
656 rprintf(F," --debug=FLAGS fine-grained debug verbosity\n");
b3708acf 657 rprintf(F," -q, --quiet suppress non-error messages\n");
dc1f7b9e 658 rprintf(F," --no-motd suppress daemon-mode MOTD (see manpage caveat)\n");
b3708acf 659 rprintf(F," -c, --checksum skip based on checksum, not mod-time & size\n");
16edf865 660 rprintf(F," -a, --archive archive mode; equals -rlptgoD (no -H,-A,-X)\n");
8938d67e 661 rprintf(F," --no-OPTION turn off an implied OPTION (e.g. --no-D)\n");
704f908e
AT		 662 rprintf(F," -r, --recursive recurse into directories\n");
663 rprintf(F," -R, --relative use relative path names\n");
11bfaf63 664 rprintf(F," --no-implied-dirs don't send implied dirs with --relative\n");
6839140e 665 rprintf(F," -b, --backup make backups (see --suffix & --backup-dir)\n");
b3708acf
WD		 666 rprintf(F," --backup-dir=DIR make backups into hierarchy based in DIR\n");
667 rprintf(F," --suffix=SUFFIX set backup suffix (default %s w/o --backup-dir)\n",BACKUP_SUFFIX);
668 rprintf(F," -u, --update skip files that are newer on the receiver\n");
4ce838e1 669 rprintf(F," --inplace update destination files in-place (SEE MAN PAGE)\n");
a015788d 670 rprintf(F," --append append data onto shorter files\n");
936fa865 671 rprintf(F," --append-verify like --append, but with old data in file checksum\n");
65e4cda0 672 rprintf(F," -d, --dirs transfer directories without recursing\n");
13e29995 673 rprintf(F," -l, --links copy symlinks as symlinks\n");
b3708acf
WD		 674 rprintf(F," -L, --copy-links transform symlink into referent file/dir\n");
675 rprintf(F," --copy-unsafe-links only \"unsafe\" symlinks are transformed\n");
676 rprintf(F," --safe-links ignore symlinks that point outside the source tree\n");
41adbcec 677 rprintf(F," --munge-links munge symlinks to make them safer (but unusable)\n");
2dbf36ef 678 rprintf(F," -k, --copy-dirlinks transform symlink to a dir into referent dir\n");
65e4cda0 679 rprintf(F," -K, --keep-dirlinks treat symlinked dir on receiver as dir\n");
2dbf36ef 680 rprintf(F," -H, --hard-links preserve hard links\n");
704f908e 681 rprintf(F," -p, --perms preserve permissions\n");
344f9ba7 682 rprintf(F," -E, --executability preserve the file's executability\n");
dfe1ed5e 683 rprintf(F," --chmod=CHMOD affect file and/or directory permissions\n");
1c3344a1
WD		 684#ifdef SUPPORT_ACLS
685 rprintf(F," -A, --acls preserve ACLs (implies --perms)\n");
16edf865
WD		 686#endif
687#ifdef SUPPORT_XATTRS
3caafdfd 688 rprintf(F," -X, --xattrs preserve extended attributes\n");
1c3344a1 689#endif
def97ff9 690 rprintf(F," -o, --owner preserve owner (super-user only)\n");
704f908e 691 rprintf(F," -g, --group preserve group\n");
def97ff9 692 rprintf(F," --devices preserve device files (super-user only)\n");
b5c6a6ae
WD		 693 rprintf(F," --specials preserve special files\n");
694 rprintf(F," -D same as --devices --specials\n");
42b06481
WD		 695 rprintf(F," -t, --times preserve modification times\n");
696 rprintf(F," -O, --omit-dir-times omit directories from --times\n");
def97ff9 697 rprintf(F," --super receiver attempts super-user activities\n");
9439c0cb
WD		 698#ifdef SUPPORT_XATTRS
699 rprintf(F," --fake-super store/recover privileged attrs using xattrs\n");
700#endif
704f908e 701 rprintf(F," -S, --sparse handle sparse files efficiently\n");
d100e733 702 rprintf(F," -n, --dry-run perform a trial run with no changes made\n");
f7a2ac07 703 rprintf(F," -W, --whole-file copy files whole (without delta-xfer algorithm)\n");
704f908e 704 rprintf(F," -x, --one-file-system don't cross filesystem boundaries\n");
9cd339eb 705 rprintf(F," -B, --block-size=SIZE force a fixed checksum block-size\n");
b3708acf 706 rprintf(F," -e, --rsh=COMMAND specify the remote shell to use\n");
05ee4866 707 rprintf(F," --rsync-path=PROGRAM specify the rsync to run on the remote machine\n");
fcecb70b
WD		 708 rprintf(F," --existing skip creating new files on receiver\n");
709 rprintf(F," --ignore-existing skip updating files that already exist on receiver\n");
47c11975 710 rprintf(F," --remove-source-files sender removes synchronized files (non-dirs)\n");
3359acb8 711 rprintf(F," --del an alias for --delete-during\n");
fcecb70b 712 rprintf(F," --delete delete extraneous files from destination dirs\n");
e0e32031
WD		 713 rprintf(F," --delete-before receiver deletes before transfer, not during\n");
714 rprintf(F," --delete-during receiver deletes during transfer (default)\n");
b0cacef1 715 rprintf(F," --delete-delay find deletions during, delete after\n");
e0e32031 716 rprintf(F," --delete-after receiver deletes after transfer, not during\n");
fcecb70b 717 rprintf(F," --delete-excluded also delete excluded files from destination dirs\n");
db2b5cb7 718 rprintf(F," --ignore-errors delete even if there are I/O errors\n");
51d48398 719 rprintf(F," --force force deletion of directories even if not empty\n");
0b73ca12 720 rprintf(F," --max-delete=NUM don't delete more than NUM files\n");
7d5acf1d 721 rprintf(F," --max-size=SIZE don't transfer any file larger than SIZE\n");
74de13d1 722 rprintf(F," --min-size=SIZE don't transfer any file smaller than SIZE\n");
c95da96a 723 rprintf(F," --partial keep partially transferred files\n");
a7260c40 724 rprintf(F," --partial-dir=DIR put a partially transferred file into DIR\n");
b3708acf 725 rprintf(F," --delay-updates put all updated files into place at transfer's end\n");
876c9936 726 rprintf(F," -m, --prune-empty-dirs prune empty directory chains from the file-list\n");
704f908e 727 rprintf(F," --numeric-ids don't map uid/gid values by user/group name\n");
ba22c9e2
WD		 728 rprintf(F," --timeout=SECONDS set I/O timeout in seconds\n");
729 rprintf(F," --contimeout=SECONDS set daemon connection timeout in seconds\n");
b3708acf 730 rprintf(F," -I, --ignore-times don't skip files that match in size and mod-time\n");
7a2eca41 731 rprintf(F," -M, --remote-option=OPTION send OPTION to the remote side only\n");
b3708acf
WD		 732 rprintf(F," --size-only skip files that match in size\n");
733 rprintf(F," --modify-window=NUM compare mod-times with reduced accuracy\n");
4db88e5b 734 rprintf(F," -T, --temp-dir=DIR create temporary files in directory DIR\n");
c4ed1487 735 rprintf(F," -y, --fuzzy find similar file for basis if no dest file\n");
375a4556 736 rprintf(F," --compare-dest=DIR also compare destination files relative to DIR\n");
1de3e99b 737 rprintf(F," --copy-dest=DIR ... and include copies of unchanged files\n");
e012f858 738 rprintf(F," --link-dest=DIR hardlink to files in DIR when unchanged\n");
f924946e 739 rprintf(F," -z, --compress compress file data during the transfer\n");
854a1aad 740 rprintf(F," --compress-level=NUM explicitly set compression level\n");
b1e436ec 741 rprintf(F," --skip-compress=LIST skip compressing files with a suffix in LIST\n");
b3708acf 742 rprintf(F," -C, --cvs-exclude auto-ignore files the same way CVS does\n");
aa4d3b4c 743 rprintf(F," -f, --filter=RULE add a file-filtering RULE\n");
9c71f56a 744 rprintf(F," -F same as --filter='dir-merge /.rsync-filter'\n");
aa4d3b4c 745 rprintf(F," repeated: --filter='- .rsync-filter'\n");
2acf81eb 746 rprintf(F," --exclude=PATTERN exclude files matching PATTERN\n");
b3708acf 747 rprintf(F," --exclude-from=FILE read exclude patterns from FILE\n");
2acf81eb 748 rprintf(F," --include=PATTERN don't exclude files matching PATTERN\n");
b3708acf
WD		 749 rprintf(F," --include-from=FILE read include patterns from FILE\n");
750 rprintf(F," --files-from=FILE read list of source-file names from FILE\n");
72316028 751 rprintf(F," -0, --from0 all *-from/filter files are delimited by 0s\n");
7a4addaa 752 rprintf(F," -s, --protect-args no space-splitting; only wildcard special-chars\n");
b4ef0bca 753 rprintf(F," --address=ADDRESS bind address for outgoing socket to daemon\n");
b4713295 754 rprintf(F," --port=PORT specify double-colon alternate port number\n");
831f06a5 755 rprintf(F," --sockopts=OPTIONS specify custom TCP options\n");
db2b5cb7 756 rprintf(F," --blocking-io use blocking I/O for the remote shell\n");
b3708acf 757 rprintf(F," --stats give some file-transfer stats\n");
a6a27602 758 rprintf(F," -8, --8-bit-output leave high-bit chars unescaped in output\n");
05724c07 759 rprintf(F," -h, --human-readable output numbers in a human-readable format\n");
dfa32483 760 rprintf(F," --progress show progress during transfer\n");
b3708acf 761 rprintf(F," -P same as --partial --progress\n");
b78296cb 762 rprintf(F," -i, --itemize-changes output a change-summary for all updates\n");
b3e4e7ef
WD		 763 rprintf(F," --out-format=FORMAT output updates using the specified FORMAT\n");
764 rprintf(F," --log-file=FILE log what we're doing to the specified FILE\n");
765 rprintf(F," --log-file-format=FMT log updates using the specified FMT\n");
09a54c39 766 rprintf(F," --password-file=FILE read daemon-access password from FILE\n");
65e4cda0 767 rprintf(F," --list-only list the files instead of copying them\n");
b3708acf
WD		 768 rprintf(F," --bwlimit=KBPS limit I/O bandwidth; KBytes per second\n");
769 rprintf(F," --write-batch=FILE write a batched update to FILE\n");
11e758a4 770 rprintf(F," --only-write-batch=FILE like --write-batch but w/o updating destination\n");
b3708acf 771 rprintf(F," --read-batch=FILE read a batched update from FILE\n");
da9f5926 772 rprintf(F," --protocol=NUM force an older protocol version to be used\n");
332cf6df 773#ifdef ICONV_OPTION
84e1a34e 774 rprintf(F," --iconv=CONVERT_SPEC request charset conversion of filenames\n");
332cf6df 775#endif
4db88e5b
WD		 776 rprintf(F," -4, --ipv4 prefer IPv4\n");
777 rprintf(F," -6, --ipv6 prefer IPv6\n");
4a34c6f1 778 rprintf(F," --version print version number\n");
375d8f91 779 rprintf(F,"(-h) --help show this help (-h works with no other options)\n");
7a6421fa 780
b64ee91a
WD		 781 rprintf(F,"\n");
782 rprintf(F,"Use \"rsync --daemon --help\" to see the daemon-mode command-line options.\n");
3ac7f5d4 783 rprintf(F,"Please see the rsync(1) and rsyncd.conf(5) man pages for full documentation.\n");
2855f61f 784 rprintf(F,"See http://rsync.samba.org/ for updates, bug reports, and answers\n");
7a6421fa
AT		 785}
786
3ac7f5d4 787enum {OPT_VERSION = 1000, OPT_DAEMON, OPT_SENDER, OPT_EXCLUDE, OPT_EXCLUDE_FROM,
05724c07 788 OPT_FILTER, OPT_COMPARE_DEST, OPT_COPY_DEST, OPT_LINK_DEST, OPT_HELP,
e16adcdf 789 OPT_INCLUDE, OPT_INCLUDE_FROM, OPT_MODIFY_WINDOW, OPT_MIN_SIZE, OPT_CHMOD,
9ac756c6 790 OPT_READ_BATCH, OPT_WRITE_BATCH, OPT_ONLY_WRITE_BATCH, OPT_MAX_SIZE,
951e826b 791 OPT_NO_D, OPT_APPEND, OPT_NO_ICONV, OPT_INFO, OPT_DEBUG,
0ccffd7c 792 OPT_SERVER, OPT_REFUSED_BASE = 9000};
7a6421fa 793
2855f61f
MP		 794static struct poptOption long_options[] = {
795 /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
05724c07 796 {"help", 0, POPT_ARG_NONE, 0, OPT_HELP, 0, 0 },
8db7cc2c 797 {"version", 0, POPT_ARG_NONE, 0, OPT_VERSION, 0, 0},
e86e2fa1 798 {"verbose", 'v', POPT_ARG_NONE, 0, 'v', 0, 0 },
b6164938 799 {"no-verbose", 0, POPT_ARG_VAL, &verbose, 0, 0, 0 },
4afcb709 800 {"no-v", 0, POPT_ARG_VAL, &verbose, 0, 0, 0 },
951e826b
WD		 801 {"info", 0, POPT_ARG_STRING, 0, OPT_INFO, 0, 0 },
802 {"debug", 0, POPT_ARG_STRING, 0, OPT_DEBUG, 0, 0 },
eabc85ef 803 {"msgs2stderr", 0, POPT_ARG_NONE, &msgs2stderr, 0, 0, 0 },
e86e2fa1 804 {"quiet", 'q', POPT_ARG_NONE, 0, 'q', 0, 0 },
dc1f7b9e
WD		 805 {"motd", 0, POPT_ARG_VAL, &output_motd, 1, 0, 0 },
806 {"no-motd", 0, POPT_ARG_VAL, &output_motd, 0, 0, 0 },
e86e2fa1 807 {"stats", 0, POPT_ARG_NONE, &do_stats, 0, 0, 0 },
3ca9e5d8 808 {"human-readable", 'h', POPT_ARG_NONE, 0, 'h', 0, 0},
8487f9cf
WD		 809 {"no-human-readable",0, POPT_ARG_VAL, &human_readable, 0, 0, 0},
810 {"no-h", 0, POPT_ARG_VAL, &human_readable, 0, 0, 0},
e86e2fa1 811 {"dry-run", 'n', POPT_ARG_NONE, &dry_run, 0, 0, 0 },
b6164938
WD		 812 {"archive", 'a', POPT_ARG_NONE, 0, 'a', 0, 0 },
813 {"recursive", 'r', POPT_ARG_VAL, &recurse, 2, 0, 0 },
814 {"no-recursive", 0, POPT_ARG_VAL, &recurse, 0, 0, 0 },
8487f9cf 815 {"no-r", 0, POPT_ARG_VAL, &recurse, 0, 0, 0 },
5275029d 816 {"inc-recursive", 0, POPT_ARG_VAL, &allow_inc_recurse, 1, 0, 0 },
5275029d 817 {"no-inc-recursive", 0, POPT_ARG_VAL, &allow_inc_recurse, 0, 0, 0 },
d6ca255c
WD		 818 {"i-r", 0, POPT_ARG_VAL, &allow_inc_recurse, 1, 0, 0 },
819 {"no-i-r", 0, POPT_ARG_VAL, &allow_inc_recurse, 0, 0, 0 },
e86e2fa1 820 {"dirs", 'd', POPT_ARG_VAL, &xfer_dirs, 2, 0, 0 },
b6164938
WD		 821 {"no-dirs", 0, POPT_ARG_VAL, &xfer_dirs, 0, 0, 0 },
822 {"no-d", 0, POPT_ARG_VAL, &xfer_dirs, 0, 0, 0 },
73cb6738
WD		 823 {"old-dirs", 0, POPT_ARG_VAL, &xfer_dirs, 4, 0, 0 },
824 {"old-d", 0, POPT_ARG_VAL, &xfer_dirs, 4, 0, 0 },
b6164938
WD		 825 {"perms", 'p', POPT_ARG_VAL, &preserve_perms, 1, 0, 0 },
826 {"no-perms", 0, POPT_ARG_VAL, &preserve_perms, 0, 0, 0 },
827 {"no-p", 0, POPT_ARG_VAL, &preserve_perms, 0, 0, 0 },
344f9ba7 828 {"executability", 'E', POPT_ARG_NONE, &preserve_executability, 0, 0, 0 },
1c3344a1
WD		 829 {"acls", 'A', POPT_ARG_NONE, 0, 'A', 0, 0 },
830 {"no-acls", 0, POPT_ARG_VAL, &preserve_acls, 0, 0, 0 },
831 {"no-A", 0, POPT_ARG_VAL, &preserve_acls, 0, 0, 0 },
16edf865
WD		 832 {"xattrs", 'X', POPT_ARG_NONE, 0, 'X', 0, 0 },
833 {"no-xattrs", 0, POPT_ARG_VAL, &preserve_xattrs, 0, 0, 0 },
834 {"no-X", 0, POPT_ARG_VAL, &preserve_xattrs, 0, 0, 0 },
f9998046 835 {"times", 't', POPT_ARG_VAL, &preserve_times, 2, 0, 0 },
b6164938
WD		 836 {"no-times", 0, POPT_ARG_VAL, &preserve_times, 0, 0, 0 },
837 {"no-t", 0, POPT_ARG_VAL, &preserve_times, 0, 0, 0 },
f9998046 838 {"omit-dir-times", 'O', POPT_ARG_VAL, &omit_dir_times, 1, 0, 0 },
eb7a6e09
WD		 839 {"no-omit-dir-times",0, POPT_ARG_VAL, &omit_dir_times, 0, 0, 0 },
840 {"no-O", 0, POPT_ARG_VAL, &omit_dir_times, 0, 0, 0 },
38b9170c 841 {"modify-window", 0, POPT_ARG_INT, &modify_window, OPT_MODIFY_WINDOW, 0, 0 },
def97ff9
WD		 842 {"super", 0, POPT_ARG_VAL, &am_root, 2, 0, 0 },
843 {"no-super", 0, POPT_ARG_VAL, &am_root, 0, 0, 0 },
9439c0cb 844 {"fake-super", 0, POPT_ARG_VAL, &am_root, -1, 0, 0 },
b6164938
WD		 845 {"owner", 'o', POPT_ARG_VAL, &preserve_uid, 1, 0, 0 },
846 {"no-owner", 0, POPT_ARG_VAL, &preserve_uid, 0, 0, 0 },
847 {"no-o", 0, POPT_ARG_VAL, &preserve_uid, 0, 0, 0 },
848 {"group", 'g', POPT_ARG_VAL, &preserve_gid, 1, 0, 0 },
849 {"no-group", 0, POPT_ARG_VAL, &preserve_gid, 0, 0, 0 },
850 {"no-g", 0, POPT_ARG_VAL, &preserve_gid, 0, 0, 0 },
b5c6a6ae
WD		 851 {0, 'D', POPT_ARG_NONE, 0, 'D', 0, 0 },
852 {"no-D", 0, POPT_ARG_NONE, 0, OPT_NO_D, 0, 0 },
853 {"devices", 0, POPT_ARG_VAL, &preserve_devices, 1, 0, 0 },
b6164938 854 {"no-devices", 0, POPT_ARG_VAL, &preserve_devices, 0, 0, 0 },
b5c6a6ae
WD		 855 {"specials", 0, POPT_ARG_VAL, &preserve_specials, 1, 0, 0 },
856 {"no-specials", 0, POPT_ARG_VAL, &preserve_specials, 0, 0, 0 },
e86e2fa1 857 {"links", 'l', POPT_ARG_VAL, &preserve_links, 1, 0, 0 },
b6164938
WD		 858 {"no-links", 0, POPT_ARG_VAL, &preserve_links, 0, 0, 0 },
859 {"no-l", 0, POPT_ARG_VAL, &preserve_links, 0, 0, 0 },
e86e2fa1
WD		 860 {"copy-links", 'L', POPT_ARG_NONE, &copy_links, 0, 0, 0 },
861 {"copy-unsafe-links",0, POPT_ARG_NONE, &copy_unsafe_links, 0, 0, 0 },
862 {"safe-links", 0, POPT_ARG_NONE, &safe_symlinks, 0, 0, 0 },
41adbcec
WD		 863 {"munge-links", 0, POPT_ARG_VAL, &munge_symlinks, 1, 0, 0 },
864 {"no-munge-links", 0, POPT_ARG_VAL, &munge_symlinks, 0, 0, 0 },
2dbf36ef 865 {"copy-dirlinks", 'k', POPT_ARG_NONE, &copy_dirlinks, 0, 0, 0 },
e86e2fa1 866 {"keep-dirlinks", 'K', POPT_ARG_NONE, &keep_dirlinks, 0, 0, 0 },
e0e32031 867 {"hard-links", 'H', POPT_ARG_NONE, 0, 'H', 0, 0 },
beab3078
WD		 868 {"no-hard-links", 0, POPT_ARG_VAL, &preserve_hard_links, 0, 0, 0 },
869 {"no-H", 0, POPT_ARG_VAL, &preserve_hard_links, 0, 0, 0 },
e86e2fa1
WD		 870 {"relative", 'R', POPT_ARG_VAL, &relative_paths, 1, 0, 0 },
871 {"no-relative", 0, POPT_ARG_VAL, &relative_paths, 0, 0, 0 },
b6164938 872 {"no-R", 0, POPT_ARG_VAL, &relative_paths, 0, 0, 0 },
2dbf36ef 873 {"implied-dirs", 0, POPT_ARG_VAL, &implied_dirs, 1, 0, 0 },
e86e2fa1 874 {"no-implied-dirs", 0, POPT_ARG_VAL, &implied_dirs, 0, 0, 0 },
d6ca255c
WD		 875 {"i-d", 0, POPT_ARG_VAL, &implied_dirs, 1, 0, 0 },
876 {"no-i-d", 0, POPT_ARG_VAL, &implied_dirs, 0, 0, 0 },
e16adcdf 877 {"chmod", 0, POPT_ARG_STRING, 0, OPT_CHMOD, 0, 0 },
afb6e945
WD		 878 {"ignore-times", 'I', POPT_ARG_NONE, &ignore_times, 0, 0, 0 },
879 {"size-only", 0, POPT_ARG_NONE, &size_only, 0, 0, 0 },
243c995f 880 {"one-file-system", 'x', POPT_ARG_NONE, 0, 'x', 0, 0 },
28fb6365
WD		 881 {"no-one-file-system",'x',POPT_ARG_VAL, &one_file_system, 0, 0, 0 },
882 {"no-x", 'x', POPT_ARG_VAL, &one_file_system, 0, 0, 0 },
e86e2fa1 883 {"update", 'u', POPT_ARG_NONE, &update_only, 0, 0, 0 },
e90aab49 884 {"existing", 0, POPT_ARG_NONE, &ignore_non_existing, 0, 0, 0 },
e90aab49 885 {"ignore-non-existing",0,POPT_ARG_NONE, &ignore_non_existing, 0, 0, 0 },
d2da915c 886 {"ignore-existing", 0, POPT_ARG_NONE, &ignore_existing, 0, 0, 0 },
aeb213ea 887 {"max-size", 0, POPT_ARG_STRING, &max_size_arg, OPT_MAX_SIZE, 0, 0 },
74de13d1 888 {"min-size", 0, POPT_ARG_STRING, &min_size_arg, OPT_MIN_SIZE, 0, 0 },
852e763b
WD		 889 {"sparse", 'S', POPT_ARG_VAL, &sparse_files, 1, 0, 0 },
890 {"no-sparse", 0, POPT_ARG_VAL, &sparse_files, 0, 0, 0 },
891 {"no-S", 0, POPT_ARG_VAL, &sparse_files, 0, 0, 0 },
892 {"inplace", 0, POPT_ARG_VAL, &inplace, 1, 0, 0 },
893 {"no-inplace", 0, POPT_ARG_VAL, &inplace, 0, 0, 0 },
936fa865
WD		 894 {"append", 0, POPT_ARG_NONE, 0, OPT_APPEND, 0, 0 },
895 {"append-verify", 0, POPT_ARG_VAL, &append_mode, 2, 0, 0 },
896 {"no-append", 0, POPT_ARG_VAL, &append_mode, 0, 0, 0 },
3671987f 897 {"del", 0, POPT_ARG_NONE, &delete_during, 0, 0, 0 },
3359acb8 898 {"delete", 0, POPT_ARG_NONE, &delete_mode, 0, 0, 0 },
e0e32031 899 {"delete-before", 0, POPT_ARG_NONE, &delete_before, 0, 0, 0 },
b0cacef1
WD		 900 {"delete-during", 0, POPT_ARG_VAL, &delete_during, 1, 0, 0 },
901 {"delete-delay", 0, POPT_ARG_VAL, &delete_during, 2, 0, 0 },
51d48398
WD		 902 {"delete-after", 0, POPT_ARG_NONE, &delete_after, 0, 0, 0 },
903 {"delete-excluded", 0, POPT_ARG_NONE, &delete_excluded, 0, 0, 0 },
47c11975
WD		 904 {"remove-sent-files",0, POPT_ARG_VAL, &remove_source_files, 2, 0, 0 }, /* deprecated */
905 {"remove-source-files",0,POPT_ARG_VAL, &remove_source_files, 1, 0, 0 },
852e763b
WD		 906 {"force", 0, POPT_ARG_VAL, &force_delete, 1, 0, 0 },
907 {"no-force", 0, POPT_ARG_VAL, &force_delete, 0, 0, 0 },
908 {"ignore-errors", 0, POPT_ARG_VAL, &ignore_errors, 1, 0, 0 },
909 {"no-ignore-errors", 0, POPT_ARG_VAL, &ignore_errors, 0, 0, 0 },
e86e2fa1
WD		 910 {"max-delete", 0, POPT_ARG_INT, &max_delete, 0, 0, 0 },
911 {0, 'F', POPT_ARG_NONE, 0, 'F', 0, 0 },
aa4d3b4c 912 {"filter", 'f', POPT_ARG_STRING, 0, OPT_FILTER, 0, 0 },
8db7cc2c
WD		 913 {"exclude", 0, POPT_ARG_STRING, 0, OPT_EXCLUDE, 0, 0 },
914 {"include", 0, POPT_ARG_STRING, 0, OPT_INCLUDE, 0, 0 },
915 {"exclude-from", 0, POPT_ARG_STRING, 0, OPT_EXCLUDE_FROM, 0, 0 },
916 {"include-from", 0, POPT_ARG_STRING, 0, OPT_INCLUDE_FROM, 0, 0 },
afb6e945 917 {"cvs-exclude", 'C', POPT_ARG_NONE, &cvs_exclude, 0, 0, 0 },
afb6e945
WD		 918 {"whole-file", 'W', POPT_ARG_VAL, &whole_file, 1, 0, 0 },
919 {"no-whole-file", 0, POPT_ARG_VAL, &whole_file, 0, 0, 0 },
b6164938 920 {"no-W", 0, POPT_ARG_VAL, &whole_file, 0, 0, 0 },
8487f9cf
WD		 921 {"checksum", 'c', POPT_ARG_VAL, &always_checksum, 1, 0, 0 },
922 {"no-checksum", 0, POPT_ARG_VAL, &always_checksum, 0, 0, 0 },
923 {"no-c", 0, POPT_ARG_VAL, &always_checksum, 0, 0, 0 },
a06b419d 924 {"block-size", 'B', POPT_ARG_LONG, &block_size, 0, 0, 0 },
e012f858 925 {"compare-dest", 0, POPT_ARG_STRING, 0, OPT_COMPARE_DEST, 0, 0 },
1de3e99b 926 {"copy-dest", 0, POPT_ARG_STRING, 0, OPT_COPY_DEST, 0, 0 },
e012f858 927 {"link-dest", 0, POPT_ARG_STRING, 0, OPT_LINK_DEST, 0, 0 },
852e763b
WD		 928 {"fuzzy", 'y', POPT_ARG_VAL, &fuzzy_basis, 1, 0, 0 },
929 {"no-fuzzy", 0, POPT_ARG_VAL, &fuzzy_basis, 0, 0, 0 },
492ad042 930 {"no-y", 0, POPT_ARG_VAL, &fuzzy_basis, 0, 0, 0 },
854a1aad 931 {"compress", 'z', POPT_ARG_NONE, 0, 'z', 0, 0 },
8487f9cf
WD		 932 {"no-compress", 0, POPT_ARG_VAL, &do_compression, 0, 0, 0 },
933 {"no-z", 0, POPT_ARG_VAL, &do_compression, 0, 0, 0 },
852e763b 934 {"skip-compress", 0, POPT_ARG_STRING, &skip_compress, 0, 0, 0 },
854a1aad 935 {"compress-level", 0, POPT_ARG_INT, &def_compress_level, 'z', 0, 0 },
11bfaf63 936 {0, 'P', POPT_ARG_NONE, 0, 'P', 0, 0 },
b6164938
WD		 937 {"progress", 0, POPT_ARG_VAL, &do_progress, 1, 0, 0 },
938 {"no-progress", 0, POPT_ARG_VAL, &do_progress, 0, 0, 0 },
939 {"partial", 0, POPT_ARG_VAL, &keep_partial, 1, 0, 0 },
940 {"no-partial", 0, POPT_ARG_VAL, &keep_partial, 0, 0, 0 },
a7260c40 941 {"partial-dir", 0, POPT_ARG_STRING, &partial_dir, 0, 0, 0 },
8487f9cf
WD		 942 {"delay-updates", 0, POPT_ARG_VAL, &delay_updates, 1, 0, 0 },
943 {"no-delay-updates", 0, POPT_ARG_VAL, &delay_updates, 0, 0, 0 },
852e763b
WD		 944 {"prune-empty-dirs",'m', POPT_ARG_VAL, &prune_empty_dirs, 1, 0, 0 },
945 {"no-prune-empty-dirs",0,POPT_ARG_VAL, &prune_empty_dirs, 0, 0, 0 },
946 {"no-m", 0, POPT_ARG_VAL, &prune_empty_dirs, 0, 0, 0 },
87c0f9d6 947 {"log-file", 0, POPT_ARG_STRING, &logfile_name, 0, 0, 0 },
b3e4e7ef
WD		 948 {"log-file-format", 0, POPT_ARG_STRING, &logfile_format, 0, 0, 0 },
949 {"out-format", 0, POPT_ARG_STRING, &stdout_format, 0, 0, 0 },
950 {"log-format", 0, POPT_ARG_STRING, &stdout_format, 0, 0, 0 }, /* DEPRECATED */
487094a0 951 {"itemize-changes", 'i', POPT_ARG_NONE, 0, 'i', 0, 0 },
8487f9cf
WD		 952 {"no-itemize-changes",0, POPT_ARG_VAL, &itemize_changes, 0, 0, 0 },
953 {"no-i", 0, POPT_ARG_VAL, &itemize_changes, 0, 0, 0 },
afb6e945 954 {"bwlimit", 0, POPT_ARG_INT, &bwlimit, 0, 0, 0 },
8487f9cf
WD		 955 {"no-bwlimit", 0, POPT_ARG_VAL, &bwlimit, 0, 0, 0 },
956 {"backup", 'b', POPT_ARG_VAL, &make_backups, 1, 0, 0 },
957 {"no-backup", 0, POPT_ARG_VAL, &make_backups, 0, 0, 0 },
afb6e945 958 {"backup-dir", 0, POPT_ARG_STRING, &backup_dir, 0, 0, 0 },
e86e2fa1
WD		 959 {"suffix", 0, POPT_ARG_STRING, &backup_suffix, 0, 0, 0 },
960 {"list-only", 0, POPT_ARG_VAL, &list_only, 2, 0, 0 },
8db7cc2c
WD		 961 {"read-batch", 0, POPT_ARG_STRING, &batch_name, OPT_READ_BATCH, 0, 0 },
962 {"write-batch", 0, POPT_ARG_STRING, &batch_name, OPT_WRITE_BATCH, 0, 0 },
11e758a4 963 {"only-write-batch", 0, POPT_ARG_STRING, &batch_name, OPT_ONLY_WRITE_BATCH, 0, 0 },
ea5164d1 964 {"files-from", 0, POPT_ARG_STRING, &files_from, 0, 0, 0 },
8487f9cf
WD		 965 {"from0", '0', POPT_ARG_VAL, &eol_nulls, 1, 0, 0},
966 {"no-from0", 0, POPT_ARG_VAL, &eol_nulls, 0, 0, 0},
c35d6e35
WD		 967 {"protect-args", 's', POPT_ARG_VAL, &protect_args, 1, 0, 0},
968 {"no-protect-args", 0, POPT_ARG_VAL, &protect_args, 0, 0, 0},
969 {"no-s", 0, POPT_ARG_VAL, &protect_args, 0, 0, 0},
8487f9cf
WD		 970 {"numeric-ids", 0, POPT_ARG_VAL, &numeric_ids, 1, 0, 0 },
971 {"no-numeric-ids", 0, POPT_ARG_VAL, &numeric_ids, 0, 0, 0 },
e86e2fa1 972 {"timeout", 0, POPT_ARG_INT, &io_timeout, 0, 0, 0 },
8487f9cf 973 {"no-timeout", 0, POPT_ARG_VAL, &io_timeout, 0, 0, 0 },
ba22c9e2 974 {"contimeout", 0, POPT_ARG_INT, &connect_timeout, 0, 0, 0 },
852e763b 975 {"no-contimeout", 0, POPT_ARG_VAL, &connect_timeout, 0, 0, 0 },
e86e2fa1
WD		 976 {"rsh", 'e', POPT_ARG_STRING, &shell_cmd, 0, 0, 0 },
977 {"rsync-path", 0, POPT_ARG_STRING, &rsync_path, 0, 0, 0 },
978 {"temp-dir", 'T', POPT_ARG_STRING, &tmpdir, 0, 0, 0 },
332cf6df
WD		 979#ifdef ICONV_OPTION
980 {"iconv", 0, POPT_ARG_STRING, &iconv_opt, 0, 0, 0 },
0b52f94d 981 {"no-iconv", 0, POPT_ARG_NONE, 0, OPT_NO_ICONV, 0, 0 },
332cf6df 982#endif
3dd22903
WD		 983 {"ipv4", '4', POPT_ARG_VAL, &default_af_hint, AF_INET, 0, 0 },
984 {"ipv6", '6', POPT_ARG_VAL, &default_af_hint, AF_INET6, 0, 0 },
852e763b
WD		 985 {"8-bit-output", '8', POPT_ARG_VAL, &allow_8bit_chars, 1, 0, 0 },
986 {"no-8-bit-output", 0, POPT_ARG_VAL, &allow_8bit_chars, 0, 0, 0 },
987 {"no-8", 0, POPT_ARG_VAL, &allow_8bit_chars, 0, 0, 0 },
8487f9cf 988 {"qsort", 0, POPT_ARG_NONE, &use_qsort, 0, 0, 0 },
e86e2fa1
WD		 989 {"address", 0, POPT_ARG_STRING, &bind_address, 0, 0, 0 },
990 {"port", 0, POPT_ARG_INT, &rsync_port, 0, 0, 0 },
831f06a5 991 {"sockopts", 0, POPT_ARG_STRING, &sockopts, 0, 0, 0 },
e86e2fa1
WD		 992 {"password-file", 0, POPT_ARG_STRING, &password_file, 0, 0, 0 },
993 {"blocking-io", 0, POPT_ARG_VAL, &blocking_io, 1, 0, 0 },
994 {"no-blocking-io", 0, POPT_ARG_VAL, &blocking_io, 0, 0, 0 },
7a2eca41 995 {"remote-option", 'M', POPT_ARG_STRING, 0, 'M', 0, 0 },
e86e2fa1
WD		 996 {"protocol", 0, POPT_ARG_INT, &protocol_version, 0, 0, 0 },
997 {"checksum-seed", 0, POPT_ARG_INT, &checksum_seed, 0, 0, 0 },
0ccffd7c 998 {"server", 0, POPT_ARG_NONE, 0, OPT_SERVER, 0, 0 },
e86e2fa1
WD		 999 {"sender", 0, POPT_ARG_NONE, 0, OPT_SENDER, 0, 0 },
1000 /* All the following options switch us into daemon-mode option-parsing. */
3ac7f5d4
WD		 1001 {"config", 0, POPT_ARG_STRING, 0, OPT_DAEMON, 0, 0 },
1002 {"daemon", 0, POPT_ARG_NONE, 0, OPT_DAEMON, 0, 0 },
2206abf8 1003 {"dparam", 0, POPT_ARG_STRING, 0, OPT_DAEMON, 0, 0 },
1f35babc 1004 {"detach", 0, POPT_ARG_NONE, 0, OPT_DAEMON, 0, 0 },
3ac7f5d4 1005 {"no-detach", 0, POPT_ARG_NONE, 0, OPT_DAEMON, 0, 0 },
3ac7f5d4
WD		 1006 {0,0,0,0, 0, 0, 0}
1007};
1008
1009static void daemon_usage(enum logcode F)
1010{
1011 print_rsync_version(F);
1012
b64ee91a
WD		 1013 rprintf(F,"\n");
1014 rprintf(F,"Usage: rsync --daemon [OPTION]...\n");
3ac7f5d4 1015 rprintf(F," --address=ADDRESS bind to the specified address\n");
b3708acf 1016 rprintf(F," --bwlimit=KBPS limit I/O bandwidth; KBytes per second\n");
3ac7f5d4 1017 rprintf(F," --config=FILE specify alternate rsyncd.conf file\n");
2206abf8 1018 rprintf(F," -M, --dparam=OVERRIDE override global daemon config parameter\n");
3ac7f5d4 1019 rprintf(F," --no-detach do not detach from the parent\n");
b3708acf 1020 rprintf(F," --port=PORT listen on alternate port number\n");
87c0f9d6 1021 rprintf(F," --log-file=FILE override the \"log file\" setting\n");
232658d9 1022 rprintf(F," --log-file-format=FMT override the \"log format\" setting\n");
831f06a5 1023 rprintf(F," --sockopts=OPTIONS specify custom TCP options\n");
1bd9db74 1024 rprintf(F," -v, --verbose increase verbosity\n");
3ac7f5d4
WD		 1025 rprintf(F," -4, --ipv4 prefer IPv4\n");
1026 rprintf(F," -6, --ipv6 prefer IPv6\n");
05724c07 1027 rprintf(F," --help show this help screen\n");
3ac7f5d4 1028
b64ee91a
WD		 1029 rprintf(F,"\n");
1030 rprintf(F,"If you were not trying to invoke rsync as a daemon, avoid using any of the\n");
3ac7f5d4
WD		 1031 rprintf(F,"daemon-specific rsync options. See also the rsyncd.conf(5) man page.\n");
1032}
1033
1034static struct poptOption long_daemon_options[] = {
1035 /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
1036 {"address", 0, POPT_ARG_STRING, &bind_address, 0, 0, 0 },
9fb08441 1037 {"bwlimit", 0, POPT_ARG_INT, &daemon_bwlimit, 0, 0, 0 },
3ac7f5d4
WD		 1038 {"config", 0, POPT_ARG_STRING, &config_file, 0, 0, 0 },
1039 {"daemon", 0, POPT_ARG_NONE, &daemon_opt, 0, 0, 0 },
2206abf8 1040 {"dparam", 'M', POPT_ARG_STRING, 0, 'M', 0, 0 },
3ac7f5d4
WD		 1041 {"ipv4", '4', POPT_ARG_VAL, &default_af_hint, AF_INET, 0, 0 },
1042 {"ipv6", '6', POPT_ARG_VAL, &default_af_hint, AF_INET6, 0, 0 },
1f35babc 1043 {"detach", 0, POPT_ARG_VAL, &no_detach, 0, 0, 0 },
8487f9cf 1044 {"no-detach", 0, POPT_ARG_VAL, &no_detach, 1, 0, 0 },
87c0f9d6 1045 {"log-file", 0, POPT_ARG_STRING, &logfile_name, 0, 0, 0 },
232658d9 1046 {"log-file-format", 0, POPT_ARG_STRING, &logfile_format, 0, 0, 0 },
3ac7f5d4 1047 {"port", 0, POPT_ARG_INT, &rsync_port, 0, 0, 0 },
831f06a5 1048 {"sockopts", 0, POPT_ARG_STRING, &sockopts, 0, 0, 0 },
3ac7f5d4
WD		 1049 {"protocol", 0, POPT_ARG_INT, &protocol_version, 0, 0, 0 },
1050 {"server", 0, POPT_ARG_NONE, &am_server, 0, 0, 0 },
b8cc3587 1051 {"temp-dir", 'T', POPT_ARG_STRING, &tmpdir, 0, 0, 0 },
1bd9db74 1052 {"verbose", 'v', POPT_ARG_NONE, 0, 'v', 0, 0 },
b6e22a47
WD		 1053 {"no-verbose", 0, POPT_ARG_VAL, &verbose, 0, 0, 0 },
1054 {"no-v", 0, POPT_ARG_VAL, &verbose, 0, 0, 0 },
3ac7f5d4 1055 {"help", 'h', POPT_ARG_NONE, 0, 'h', 0, 0 },
ad715008 1056 {0,0,0,0, 0, 0, 0}
2855f61f 1057};
7a6421fa 1058
06963d0f 1059
e51094b7 1060static char err_buf[200];
cd8185f2 1061
2855f61f 1062
dafe63ca
MP		 1063/**
1064 * Store the option error message, if any, so that we can log the
1065 * connection attempt (which requires parsing the options), and then
1066 * show the error later on.
1067 **/
cd8185f2
AT		 1068void option_error(void)
1069{
e51094b7 1070 if (!err_buf[0]) {
c9bce0b8
WD		 1071 strlcpy(err_buf, "Error parsing options: option may "
1072 "be supported on client but not on server?\n",
1073 sizeof err_buf);
cd8185f2 1074 }
e51094b7 1075
e51094b7 1076 rprintf(FERROR, RSYNC_NAME ": %s", err_buf);
8f1dc165 1077 msleep(20);
cd8185f2
AT		 1078}
1079
dafe63ca
MP		 1080
1081/**
27ed20f7
WD		 1082 * Tweak the option table to disable all options that the rsyncd.conf
1083 * file has told us to refuse.
dafe63ca 1084 **/
27ed20f7 1085static void set_refuse_options(char *bp)
cd8185f2 1086{
27ed20f7 1087 struct poptOption *op;
093e816c 1088 char *cp, shortname[2];
d73e7f6e 1089 int is_wild, found_match;
093e816c
WD		 1090
1091 shortname[1] = '\0';
27ed20f7
WD		 1092
1093 while (1) {
06a50542
WD		 1094 while (*bp == ' ') bp++;
1095 if (!*bp)
1096 break;
27ed20f7
WD		 1097 if ((cp = strchr(bp, ' ')) != NULL)
1098 *cp= '\0';
093e816c 1099 is_wild = strpbrk(bp, "*?[") != NULL;
d73e7f6e 1100 found_match = 0;
55afbb52 1101 for (op = long_options; ; op++) {
093e816c 1102 *shortname = op->shortName;
d73e7f6e
WD		 1103 if (!op->longName && !*shortname)
1104 break;
1105 if ((op->longName && wildmatch(bp, op->longName))
684d7582 1106 || (*shortname && wildmatch(bp, shortname))) {
e57211c5
WD		 1107 if (op->argInfo == POPT_ARG_VAL)
1108 op->argInfo = POPT_ARG_NONE;
06a50542 1109 op->val = (op - long_options) + OPT_REFUSED_BASE;
d73e7f6e 1110 found_match = 1;
3671987f
WD		 1111 /* These flags are set to let us easily check
1112 * an implied option later in the code. */
1113 switch (*shortname) {
3671987f
WD		 1114 case 'r': case 'd': case 'l': case 'p':
1115 case 't': case 'g': case 'o': case 'D':
1116 refused_archive_part = op->val;
1117 break;
854a1aad
WD		 1118 case 'z':
1119 refused_compress = op->val;
1120 break;
3671987f
WD		 1121 case '\0':
1122 if (wildmatch("delete", op->longName))
1123 refused_delete = op->val;
3296f91b
WD		 1124 else if (wildmatch("delete-before", op->longName))
1125 refused_delete_before = op->val;
e0e32031
WD		 1126 else if (wildmatch("delete-during", op->longName))
1127 refused_delete_during = op->val;
3671987f
WD		 1128 else if (wildmatch("partial", op->longName))
1129 refused_partial = op->val;
1130 else if (wildmatch("progress", op->longName))
1131 refused_progress = op->val;
a015788d
WD		 1132 else if (wildmatch("inplace", op->longName))
1133 refused_inplace = op->val;
0b52f94d
WD		 1134 else if (wildmatch("no-iconv", op->longName))
1135 refused_no_iconv = op->val;
3671987f
WD		 1136 break;
1137 }
06a50542
WD		 1138 if (!is_wild)
1139 break;
27ed20f7 1140 }
cd8185f2 1141 }
d73e7f6e
WD		 1142 if (!found_match) {
1143 rprintf(FLOG, "No match for refuse-options string \"%s\"\n",
1144 bp);
1145 }
27ed20f7
WD		 1146 if (!cp)
1147 break;
1148 *cp = ' ';
1149 bp = cp + 1;
cd8185f2 1150 }
cd8185f2
AT		 1151}
1152
1153
8db7cc2c 1154static int count_args(const char **argv)
2855f61f 1155{
dfa32483 1156 int i = 0;
2855f61f 1157
8db7cc2c
WD		 1158 if (argv) {
1159 while (argv[i] != NULL)
1160 i++;
1161 }
dfa32483
WD		 1162
1163 return i;
2855f61f
MP		 1164}
1165
1166
837d01dd 1167static OFF_T parse_size_arg(char **size_arg, char def_suf)
95e107db 1168{
3c19f72c
WD		 1169 int reps, mult, make_compatible = 0;
1170 const char *arg;
1171 OFF_T size = 1;
95e107db 1172
2dc7b8bd 1173 for (arg = *size_arg; isDigit(arg); arg++) {}
95e107db 1174 if (*arg == '.')
2dc7b8bd 1175 for (arg++; isDigit(arg); arg++) {}
3c19f72c 1176 switch (*arg && *arg != '+' && *arg != '-' ? *arg++ : def_suf) {
837d01dd 1177 case 'b': case 'B':
3c19f72c 1178 reps = 0;
837d01dd 1179 break;
95e107db 1180 case 'k': case 'K':
3c19f72c 1181 reps = 1;
95e107db
WD		 1182 break;
1183 case 'm': case 'M':
3c19f72c 1184 reps = 2;
95e107db
WD		 1185 break;
1186 case 'g': case 'G':
3c19f72c 1187 reps = 3;
95e107db
WD		 1188 break;
1189 default:
3c19f72c 1190 return -1;
95e107db 1191 }
3c19f72c
WD		 1192 if (*arg == 'b' || *arg == 'B')
1193 mult = 1000, make_compatible = 1, arg++;
1194 else if (!*arg || *arg == '+' || *arg == '-')
1195 mult = 1024;
1196 else if (strncasecmp(arg, "ib", 2) == 0)
1197 mult = 1024, arg += 2;
1198 else
1199 return -1;
1200 while (reps--)
1201 size *= mult;
1202 size *= atof(*size_arg);
1203 if ((*arg == '+' || *arg == '-') && arg[1] == '1')
1204 size += atoi(arg), make_compatible = 1, arg += 2;
1205 if (*arg)
1206 return -1;
aeb213ea 1207 if (size > 0 && make_compatible) {
74de13d1
WD		 1208 /* We convert this manually because we may need %lld precision,
1209 * and that's not a portable sprintf() escape. */
8f14cc49 1210 char buf[128], *s = buf + sizeof buf - 1;
aeb213ea 1211 OFF_T num = size;
8f14cc49 1212 *s = '\0';
aeb213ea 1213 while (num) {
26404276 1214 *--s = (char)(num % 10) + '0';
aeb213ea
WD		 1215 num /= 10;
1216 }
1217 if (!(*size_arg = strdup(s)))
1218 out_of_memory("parse_size_arg");
1219 }
95e107db
WD		 1220 return size;
1221}
1222
1223
3671987f
WD		 1224static void create_refuse_error(int which)
1225{
1226 /* The "which" value is the index + OPT_REFUSED_BASE. */
1227 struct poptOption *op = &long_options[which - OPT_REFUSED_BASE];
1228 int n = snprintf(err_buf, sizeof err_buf,
1229 "The server is configured to refuse --%s\n",
1230 op->longName) - 1;
1231 if (op->shortName) {
1232 snprintf(err_buf + n, sizeof err_buf - n,
1233 " (-%c)\n", op->shortName);
1234 }
1235}
1236
1237
dafe63ca
MP		 1238/**
1239 * Process command line arguments. Called on both local and remote.
1240 *
1241 * @retval 1 if all options are OK; with globals set to appropriate
1242 * values
1243 *
1244 * @retval 0 on error, with err_buf containing an explanation
1245 **/
53936ef9 1246int parse_arguments(int *argc_p, const char ***argv_p)
7a6421fa 1247{
7a4addaa 1248 static poptContext pc;
ffbffc64
WD		 1249 char *ref = lp_refuse_options(module_id);
1250 const char *arg, **argv = *argv_p;
1251 int argc = *argc_p;
1252 int opt;
d853783f 1253
27ed20f7
WD		 1254 if (ref && *ref)
1255 set_refuse_options(ref);
0b52f94d 1256 if (am_daemon) {
232658d9 1257 set_refuse_options("log-file*");
2357a51e 1258#ifdef ICONV_OPTION
0b52f94d
WD		 1259 if (!*lp_charset(module_id))
1260 set_refuse_options("iconv");
2357a51e 1261#endif
0b52f94d 1262 }
27ed20f7 1263
332cf6df 1264#ifdef ICONV_OPTION
a4453606 1265 if (!am_daemon && !protect_args && (arg = getenv("RSYNC_ICONV")) != NULL && *arg)
332cf6df
WD		 1266 iconv_opt = strdup(arg);
1267#endif
1268
dfa32483 1269 /* TODO: Call poptReadDefaultConfig; handle errors. */
cd8185f2 1270
dfa32483
WD		 1271 /* The context leaks in case of an error, but if there's a
1272 * problem we always exit anyhow. */
7a4addaa
WD		 1273 if (pc)
1274 poptFreeContext(pc);
1275 pc = poptGetContext(RSYNC_NAME, argc, argv, long_options, 0);
1276 if (!am_server)
1277 poptReadDefaultConfig(pc, 0);
2855f61f
MP		 1278
1279 while ((opt = poptGetNextOpt(pc)) != -1) {
dfa32483
WD		 1280 /* most options are handled automatically by popt;
1281 * only special cases are returned and listed here. */
2855f61f 1282
d853783f
AT		 1283 switch (opt) {
1284 case OPT_VERSION:
dfa32483 1285 print_rsync_version(FINFO);
d853783f 1286 exit_cleanup(0);
dfa32483 1287
0ccffd7c
WD		 1288 case OPT_SERVER:
1289 if (!am_server) {
1290 /* Disable popt aliases on the server side and
1291 * then start parsing the options again. */
1292 poptFreeContext(pc);
ffbffc64 1293 pc = poptGetContext(RSYNC_NAME, argc, argv,
0ccffd7c
WD		 1294 long_options, 0);
1295 am_server = 1;
1296 }
332cf6df
WD		 1297#ifdef ICONV_OPTION
1298 iconv_opt = NULL;
1299#endif
0ccffd7c
WD		 1300 break;
1301
1302 case OPT_SENDER:
1303 if (!am_server) {
1304 usage(FERROR);
1305 exit_cleanup(RERR_SYNTAX);
1306 }
1307 am_sender = 1;
1308 break;
1309
3ac7f5d4
WD		 1310 case OPT_DAEMON:
1311 if (am_daemon) {
c9bce0b8
WD		 1312 strlcpy(err_buf,
1313 "Attempt to hack rsync thwarted!\n",
1314 sizeof err_buf);
3ac7f5d4
WD		 1315 return 0;
1316 }
332cf6df
WD		 1317#ifdef ICONV_OPTION
1318 iconv_opt = NULL;
1319#endif
3ac7f5d4 1320 poptFreeContext(pc);
ffbffc64 1321 pc = poptGetContext(RSYNC_NAME, argc, argv,
3ac7f5d4
WD		 1322 long_daemon_options, 0);
1323 while ((opt = poptGetNextOpt(pc)) != -1) {
2206abf8 1324 char **cpp;
3ac7f5d4
WD		 1325 switch (opt) {
1326 case 'h':
1327 daemon_usage(FINFO);
1328 exit_cleanup(0);
1329
2206abf8
WD		 1330 case 'M':
1331 arg = poptGetOptArg(pc);
1332 if (!strchr(arg, '=')) {
1333 rprintf(FERROR,
1334 "--dparam value is missing an '=': %s\n",
1335 arg);
1336 goto daemon_error;
1337 }
1338 cpp = EXPAND_ITEM_LIST(&dparam_list, char *, 4);
1339 *cpp = strdup(arg);
1340 break;
1341
1bd9db74
WD		 1342 case 'v':
1343 verbose++;
1344 break;
1345
3ac7f5d4
WD		 1346 default:
1347 rprintf(FERROR,
1348 "rsync: %s: %s (in daemon mode)\n",
1349 poptBadOption(pc, POPT_BADOPTION_NOALIAS),
1350 poptStrerror(opt));
1351 goto daemon_error;
1352 }
1353 }
b6e22a47 1354
2206abf8
WD		 1355 if (dparam_list.count && !set_dparams(1))
1356 exit_cleanup(RERR_SYNTAX);
1357
b6e22a47
WD		 1358 if (tmpdir && strlen(tmpdir) >= MAXPATHLEN - 10) {
1359 snprintf(err_buf, sizeof err_buf,
1360 "the --temp-dir path is WAY too long.\n");
1361 return 0;
1362 }
1363
3ac7f5d4
WD		 1364 if (!daemon_opt) {
1365 rprintf(FERROR, "Daemon option(s) used without --daemon.\n");
1366 daemon_error:
1367 rprintf(FERROR,
1368 "(Type \"rsync --daemon --help\" for assistance with daemon mode.)\n");
1369 exit_cleanup(RERR_SYNTAX);
1370 }
b6e22a47 1371
ffbffc64
WD		 1372 *argv_p = argv = poptGetArgs(pc);
1373 *argc_p = argc = count_args(argv);
7f2a1f65 1374 am_starting_up = 0;
3ac7f5d4
WD		 1375 daemon_opt = 0;
1376 am_daemon = 1;
1377 return 1;
1378
5b56cc19 1379 case OPT_MODIFY_WINDOW:
dfa32483
WD		 1380 /* The value has already been set by popt, but
1381 * we need to remember that we're using a
1382 * non-default setting. */
5b56cc19
AT		 1383 modify_window_set = 1;
1384 break;
1de50993 1385
aa4d3b4c 1386 case OPT_FILTER:
3a5e9224 1387 parse_rule(&filter_list, poptGetOptArg(pc), 0, 0);
d853783f
AT		 1388 break;
1389
aa4d3b4c 1390 case OPT_EXCLUDE:
3a5e9224 1391 parse_rule(&filter_list, poptGetOptArg(pc),
0a68f869 1392 0, XFLG_OLD_PREFIXES);
aa4d3b4c
WD		 1393 break;
1394
d853783f 1395 case OPT_INCLUDE:
3a5e9224 1396 parse_rule(&filter_list, poptGetOptArg(pc),
0a68f869 1397 MATCHFLG_INCLUDE, XFLG_OLD_PREFIXES);
d853783f
AT		 1398 break;
1399
1400 case OPT_EXCLUDE_FROM:
93695764 1401 case OPT_INCLUDE_FROM:
7be73df4 1402 arg = poptGetOptArg(pc);
1a7f3d99 1403 if (sanitize_paths)
d48810ba 1404 arg = sanitize_path(NULL, arg, NULL, 0, SP_DEFAULT);
819bfe45 1405 if (daemon_filter_list.head) {
200aec7d 1406 int rej;
a1018691 1407 char *dir, *cp = strdup(arg);
d3ef9859
WD		 1408 if (!cp)
1409 out_of_memory("parse_arguments");
3671987f
WD		 1410 if (!*cp)
1411 goto options_rejected;
a1018691
WD		 1412 dir = cp + (*cp == '/' ? module_dirlen : 0);
1413 clean_fname(dir, CFN_COLLAPSE_DOT_DOT_DIRS);
1df02d13 1414 rej = check_filter(&daemon_filter_list, FLOG, dir, 0) < 0;
d3ef9859 1415 free(cp);
200aec7d
WD		 1416 if (rej)
1417 goto options_rejected;
ba3db479 1418 }
3a5e9224
WD		 1419 parse_filter_file(&filter_list, arg,
1420 opt == OPT_INCLUDE_FROM ? MATCHFLG_INCLUDE : 0,
1421 XFLG_FATAL_ERRORS | XFLG_OLD_PREFIXES);
93695764
DD		 1422 break;
1423
b6164938
WD		 1424 case 'a':
1425 if (refused_archive_part) {
1426 create_refuse_error(refused_archive_part);
1427 return 0;
1428 }
1429 if (!recurse) /* preserve recurse == 2 */
1430 recurse = 1;
1431#ifdef SUPPORT_LINKS
1432 preserve_links = 1;
1433#endif
1434 preserve_perms = 1;
f9998046 1435 preserve_times = 2;
b6164938
WD		 1436 preserve_gid = 1;
1437 preserve_uid = 1;
1438 preserve_devices = 1;
b5c6a6ae
WD		 1439 preserve_specials = 1;
1440 break;
1441
1442 case 'D':
1443 preserve_devices = preserve_specials = 1;
1444 break;
1445
1446 case OPT_NO_D:
1447 preserve_devices = preserve_specials = 0;
b6164938
WD		 1448 break;
1449
3ca9e5d8
WD		 1450 case 'h':
1451 human_readable++;
1452 break;
1453
e0e32031
WD		 1454 case 'H':
1455 preserve_hard_links++;
1456 break;
1457
487094a0
WD		 1458 case 'i':
1459 itemize_changes++;
1460 break;
1461
d853783f
AT		 1462 case 'v':
1463 verbose++;
1464 break;
7a6421fa 1465
b86f0cef 1466 case 'q':
53936ef9 1467 quiet++;
b86f0cef
DD		 1468 break;
1469
243c995f
WD		 1470 case 'x':
1471 one_file_system++;
1472 break;
1473
aa4d3b4c
WD		 1474 case 'F':
1475 switch (++F_option_cnt) {
1476 case 1:
3a5e9224 1477 parse_rule(&filter_list,": /.rsync-filter",0,0);
aa4d3b4c
WD		 1478 break;
1479 case 2:
3a5e9224 1480 parse_rule(&filter_list,"- .rsync-filter",0,0);
aa4d3b4c
WD		 1481 break;
1482 }
1483 break;
1484
d9fcc198 1485 case 'P':
3671987f
WD		 1486 if (refused_partial || refused_progress) {
1487 create_refuse_error(refused_partial
1488 ? refused_partial : refused_progress);
1489 return 0;
1490 }
d9fcc198
AT		 1491 do_progress = 1;
1492 keep_partial = 1;
1493 break;
1494
854a1aad
WD		 1495 case 'z':
1496 if (def_compress_level < Z_DEFAULT_COMPRESSION
1497 || def_compress_level > Z_BEST_COMPRESSION) {
1498 snprintf(err_buf, sizeof err_buf,
1499 "--compress-level value is invalid: %d\n",
1500 def_compress_level);
1501 return 0;
1502 }
1503 do_compression = def_compress_level != Z_NO_COMPRESSION;
1504 if (do_compression && refused_compress) {
1505 create_refuse_error(refused_compress);
1506 return 0;
1507 }
1508 break;
1509
7a2eca41
WD		 1510 case 'M':
1511 arg = poptGetOptArg(pc);
1512 if (*arg != '-') {
1513 snprintf(err_buf, sizeof err_buf,
1514 "Remote option must start with a dash: %s\n", arg);
1515 return 0;
1516 }
1517 if (remote_option_cnt+2 >= remote_option_alloc) {
1518 remote_option_alloc += 16;
1519 remote_options = realloc_array(remote_options,
1520 const char *, remote_option_alloc);
1521 if (!remote_options)
1522 out_of_memory("parse_arguments");
1523 if (!remote_option_cnt)
1524 remote_options[0] = "ARG0";
1525 }
1526 remote_options[++remote_option_cnt] = arg;
1527 remote_options[remote_option_cnt+1] = NULL;
1528 break;
1529
088aac85 1530 case OPT_WRITE_BATCH:
9b3318b0 1531 /* batch_name is already set */
088aac85
DD		 1532 write_batch = 1;
1533 break;
1534
11e758a4
WD		 1535 case OPT_ONLY_WRITE_BATCH:
1536 /* batch_name is already set */
1537 write_batch = -1;
1538 break;
1539
76f79ba7 1540 case OPT_READ_BATCH:
9b3318b0 1541 /* batch_name is already set */
6902ed17
MP		 1542 read_batch = 1;
1543 break;
ea5164d1 1544
0b52f94d 1545 case OPT_NO_ICONV:
15dbffc2 1546#ifdef ICONV_OPTION
0b52f94d 1547 iconv_opt = NULL;
15dbffc2 1548#endif
0b52f94d
WD		 1549 break;
1550
7d5acf1d 1551 case OPT_MAX_SIZE:
837d01dd 1552 if ((max_size = parse_size_arg(&max_size_arg, 'b')) <= 0) {
e012f858 1553 snprintf(err_buf, sizeof err_buf,
7d5acf1d
WD		 1554 "--max-size value is invalid: %s\n",
1555 max_size_arg);
e012f858 1556 return 0;
7d5acf1d
WD		 1557 }
1558 break;
1559
74de13d1
WD		 1560 case OPT_MIN_SIZE:
1561 if ((min_size = parse_size_arg(&min_size_arg, 'b')) <= 0) {
1562 snprintf(err_buf, sizeof err_buf,
1563 "--min-size value is invalid: %s\n",
1564 min_size_arg);
1565 return 0;
1566 }
1567 break;
1568
936fa865
WD		 1569 case OPT_APPEND:
1570 if (am_server)
1571 append_mode++;
1572 else
1573 append_mode = 1;
1574 break;
1575
59c95e42 1576 case OPT_LINK_DEST:
fcecb70b 1577#ifdef SUPPORT_HARD_LINKS
59c95e42 1578 link_dest = 1;
e012f858
WD		 1579 dest_option = "--link-dest";
1580 goto set_dest_dir;
59c95e42 1581#else
d175d7e1 1582 snprintf(err_buf, sizeof err_buf,
dfa32483 1583 "hard links are not supported on this %s\n",
59c95e42 1584 am_server ? "server" : "client");
59c95e42
DD		 1585 return 0;
1586#endif
1587
1de3e99b
WD		 1588 case OPT_COPY_DEST:
1589 copy_dest = 1;
1590 dest_option = "--copy-dest";
1591 goto set_dest_dir;
1592
e012f858
WD		 1593 case OPT_COMPARE_DEST:
1594 compare_dest = 1;
1595 dest_option = "--compare-dest";
1596 set_dest_dir:
3b26bba0 1597 if (basis_dir_cnt >= MAX_BASIS_DIRS) {
e012f858
WD		 1598 snprintf(err_buf, sizeof err_buf,
1599 "ERROR: at most %d %s args may be specified\n",
1600 MAX_BASIS_DIRS, dest_option);
1601 return 0;
1602 }
ad77db8b
WD		 1603 /* We defer sanitizing this arg until we know what
1604 * our destination directory is going to be. */
1605 basis_dir[basis_dir_cnt++] = (char *)poptGetOptArg(pc);
e012f858
WD		 1606 break;
1607
e16adcdf
WD		 1608 case OPT_CHMOD:
1609 arg = poptGetOptArg(pc);
bbe42182 1610 if (!parse_chmod(arg, &chmod_modes)) {
e16adcdf
WD		 1611 snprintf(err_buf, sizeof err_buf,
1612 "Invalid argument passed to --chmod (%s)\n",
1613 arg);
1614 return 0;
1615 }
1616 break;
1617
951e826b
WD		 1618 case OPT_INFO:
1619 arg = poptGetOptArg(pc);
1620 parse_output_words(info_words, info_levels, arg, USER_PRIORITY);
1621 break;
1622
1623 case OPT_DEBUG:
1624 arg = poptGetOptArg(pc);
1625 parse_output_words(debug_words, debug_levels, arg, USER_PRIORITY);
1626 break;
1627
f5a910dd
WD		 1628 case OPT_HELP:
1629 usage(FINFO);
1630 exit_cleanup(0);
1631
1c3344a1
WD		 1632 case 'A':
1633#ifdef SUPPORT_ACLS
1634 preserve_acls = 1;
1635 preserve_perms = 1;
1636 break;
1637#else
1638 /* FIXME: this should probably be ignored with a
eb8f5c74
WD		 1639 * warning and then countermeasures taken to
1640 * restrict group and other access in the presence
1641 * of any more restrictive ACLs, but this is safe
1c3344a1
WD		 1642 * for now */
1643 snprintf(err_buf,sizeof(err_buf),
1644 "ACLs are not supported on this %s\n",
1645 am_server ? "server" : "client");
1646 return 0;
1647#endif
1648
16edf865
WD		 1649 case 'X':
1650#ifdef SUPPORT_XATTRS
524eaa82 1651 preserve_xattrs++;
16edf865
WD		 1652 break;
1653#else
1654 snprintf(err_buf,sizeof(err_buf),
1655 "extended attributes are not supported on this %s\n",
1656 am_server ? "server" : "client");
1657 return 0;
1658#endif
1c3344a1 1659
d853783f 1660 default:
55afbb52 1661 /* A large opt value means that set_refuse_options()
3671987f 1662 * turned this option off. */
c67d1386 1663 if (opt >= OPT_REFUSED_BASE) {
3671987f
WD		 1664 create_refuse_error(opt);
1665 return 0;
27ed20f7 1666 }
3671987f
WD		 1667 snprintf(err_buf, sizeof err_buf, "%s%s: %s\n",
1668 am_server ? "on remote machine: " : "",
1669 poptBadOption(pc, POPT_BADOPTION_NOALIAS),
1670 poptStrerror(opt));
dfa32483 1671 return 0;
d853783f 1672 }
7a6421fa 1673 }
2855f61f 1674
adc2476f 1675 if (human_readable > 1 && argc == 2 && !am_server) {
3ca9e5d8 1676 /* Allow the old meaning of 'h' (--help) on its own. */
05724c07
WD		 1677 usage(FINFO);
1678 exit_cleanup(0);
1679 }
1680
951e826b
WD		 1681 set_output_verbosity(verbose, DEFAULT_PRIORITY);
1682
1683 if (do_stats && !am_server) {
1684 parse_output_words(info_words, info_levels,
1685 verbose > 1 ? "stats3" : "stats2", DEFAULT_PRIORITY);
1686 }
1687
adc2476f
WD		 1688 if (human_readable) {
1689 char buf[32];
1690 snprintf(buf, sizeof buf, "%f", 3.14);
1691 if (strchr(buf, '.') != NULL)
1692 number_separator = ',';
1693 else
1694 number_separator = '.';
1695 }
1696
332cf6df 1697#ifdef ICONV_OPTION
a4453606 1698 if (iconv_opt && protect_args != 2) {
332cf6df
WD		 1699 if (!am_server && strcmp(iconv_opt, "-") == 0)
1700 iconv_opt = NULL;
1701 else
1702 need_unsorted_flist = 1;
1703 }
0b52f94d
WD		 1704 if (refused_no_iconv && !iconv_opt) {
1705 create_refuse_error(refused_no_iconv);
1706 return 0;
1707 }
332cf6df
WD		 1708#endif
1709
53936ef9
WD		 1710 if (protect_args == 1 && am_server)
1711 return 1;
a4453606 1712
73cb6738
WD		 1713 *argv_p = argv = poptGetArgs(pc);
1714 *argc_p = argc = count_args(argv);
1715
4f5b0756 1716#ifndef SUPPORT_LINKS
54e87b4b 1717 if (preserve_links && !am_sender) {
e1add893
WD		 1718 snprintf(err_buf, sizeof err_buf,
1719 "symlinks are not supported on this %s\n",
1720 am_server ? "server" : "client");
e1add893
WD		 1721 return 0;
1722 }
1723#endif
1724
4f5b0756 1725#ifndef SUPPORT_HARD_LINKS
e1add893
WD		 1726 if (preserve_hard_links) {
1727 snprintf(err_buf, sizeof err_buf,
1728 "hard links are not supported on this %s\n",
1729 am_server ? "server" : "client");
e1add893
WD		 1730 return 0;
1731 }
1732#endif
1733
cbbd8e2e
WD		 1734#ifdef SUPPORT_XATTRS
1735 if (am_root < 0 && preserve_xattrs > 1) {
1736 snprintf(err_buf, sizeof err_buf,
1737 "--fake-super conflicts with -XX\n");
1738 return 0;
1739 }
1740#else
9439c0cb
WD		 1741 if (am_root < 0) {
1742 snprintf(err_buf, sizeof err_buf,
1743 "--fake-super requires an rsync with extended attributes enabled\n");
1744 return 0;
1745 }
1746#endif
1747
088aac85 1748 if (write_batch && read_batch) {
c3ea0990 1749 snprintf(err_buf, sizeof err_buf,
36119893 1750 "--write-batch and --read-batch can not be used together\n");
c3ea0990 1751 return 0;
088aac85 1752 }
11e758a4 1753 if (write_batch > 0 || read_batch) {
94327ff0
WD		 1754 if (am_server) {
1755 rprintf(FINFO,
1756 "ignoring --%s-batch option sent to server\n",
1757 write_batch ? "write" : "read");
1758 /* We don't actually exit_cleanup(), so that we can
1759 * still service older version clients that still send
1760 * batch args to server. */
1761 read_batch = write_batch = 0;
1762 batch_name = NULL;
254ee3ba
WD		 1763 } else if (dry_run)
1764 write_batch = 0;
69e2b4ee
WD		 1765 } else if (write_batch < 0 && dry_run)
1766 write_batch = 0;
36119893 1767 if (read_batch && files_from) {
c3ea0990 1768 snprintf(err_buf, sizeof err_buf,
36119893 1769 "--read-batch cannot be used with --files-from\n");
c3ea0990 1770 return 0;
36119893 1771 }
9b3318b0 1772 if (batch_name && strlen(batch_name) > MAX_BATCH_NAME_LEN) {
c3ea0990 1773 snprintf(err_buf, sizeof err_buf,
9b3318b0
WD		 1774 "the batch-file name must be %d characters or less.\n",
1775 MAX_BATCH_NAME_LEN);
c3ea0990 1776 return 0;
beb93684 1777 }
088aac85 1778
ce58b1b4 1779 if (tmpdir && strlen(tmpdir) >= MAXPATHLEN - 10) {
c3ea0990
WD		 1780 snprintf(err_buf, sizeof err_buf,
1781 "the --temp-dir path is WAY too long.\n");
1782 return 0;
ce58b1b4
WD		 1783 }
1784
7b9598b2
WD		 1785 if (max_delete < 0 && max_delete != INT_MIN) {
1786 /* Negative numbers are treated as "no deletions". */
1787 max_delete = 0;
1788 }
1789
1de3e99b 1790 if (compare_dest + copy_dest + link_dest > 1) {
e012f858 1791 snprintf(err_buf, sizeof err_buf,
1de3e99b 1792 "You may not mix --compare-dest, --copy-dest, and --link-dest.\n");
e012f858
WD		 1793 return 0;
1794 }
1795
b6164938
WD		 1796 if (files_from) {
1797 if (recurse == 1) /* preserve recurse == 2 */
1798 recurse = 0;
550d4e23 1799 if (xfer_dirs < 0)
b6164938 1800 xfer_dirs = 1;
dfa32483 1801 }
51d48398 1802
20893751 1803 if (argc < 2 && !read_batch && !am_server)
73cb6738
WD		 1804 list_only |= 1;
1805
1806 if (xfer_dirs >= 4) {
1807 parse_rule(&filter_list, "- /*/*", 0, 0);
1808 recurse = xfer_dirs = 1;
1809 } else if (recurse)
1810 xfer_dirs = 1;
1811 else if (xfer_dirs < 0)
1812 xfer_dirs = list_only ? 1 : 0;
dfa32483 1813
ea5164d1
WD		 1814 if (relative_paths < 0)
1815 relative_paths = files_from? 1 : 0;
89f2a4c2
WD		 1816 if (!relative_paths)
1817 implied_dirs = 0;
ea5164d1 1818
e0e32031 1819 if (delete_before + !!delete_during + delete_after > 1) {
3359acb8 1820 snprintf(err_buf, sizeof err_buf,
c6eb7fad 1821 "You may not combine multiple --delete-WHEN options.\n");
3359acb8
WD		 1822 return 0;
1823 }
f5a910dd 1824 if (delete_before || delete_during || delete_after)
51d48398 1825 delete_mode = 1;
3296f91b 1826 else if (delete_mode || delete_excluded) {
e0e32031 1827 /* Only choose now between before & during if one is refused. */
3296f91b 1828 if (refused_delete_before) {
e0e32031
WD		 1829 if (!refused_delete_during)
1830 delete_during = 1;
1831 else {
1832 create_refuse_error(refused_delete_before);
1833 return 0;
1834 }
1835 } else if (refused_delete_during)
1836 delete_before = 1;
1837 delete_mode = 1;
3296f91b 1838 }
89fb5026
WD		 1839 if (!xfer_dirs && delete_mode) {
1840 snprintf(err_buf, sizeof err_buf,
1841 "--delete does not work without -r or -d.\n");
1842 return 0;
f5a910dd 1843 }
51d48398 1844
3671987f
WD		 1845 if (delete_mode && refused_delete) {
1846 create_refuse_error(refused_delete);
1847 return 0;
1848 }
1849
47c11975
WD		 1850 if (remove_source_files) {
1851 /* We only want to infer this refusal of --remove-source-files
07c6ae7d
WD		 1852 * via the refusal of "delete", not any of the "delete-FOO"
1853 * options. */
1854 if (refused_delete && am_sender) {
1855 create_refuse_error(refused_delete);
1856 return 0;
1857 }
1858 need_messages_from_generator = 1;
1859 }
1860
41adbcec
WD		 1861 if (munge_symlinks && !am_daemon) {
1862 STRUCT_STAT st;
1863 char prefix[SYMLINK_PREFIX_LEN]; /* NOT +1 ! */
1864 strlcpy(prefix, SYMLINK_PREFIX, sizeof prefix); /* trim the trailing slash */
1865 if (do_stat(prefix, &st) == 0 && S_ISDIR(st.st_mode)) {
1866 rprintf(FERROR, "Symlink munging is unsafe when a %s directory exists.\n",
1867 prefix);
1868 exit_cleanup(RERR_UNSUPPORTED);
1869 }
1870 }
1871
7be73df4
WD		 1872 if (sanitize_paths) {
1873 int i;
ffbffc64 1874 for (i = argc; i-- > 0; )
d48810ba 1875 argv[i] = sanitize_path(NULL, argv[i], "", 0, SP_KEEP_DOT_DIRS);
1a7f3d99 1876 if (tmpdir)
d48810ba 1877 tmpdir = sanitize_path(NULL, tmpdir, NULL, 0, SP_DEFAULT);
1a7f3d99 1878 if (backup_dir)
d48810ba 1879 backup_dir = sanitize_path(NULL, backup_dir, NULL, 0, SP_DEFAULT);
7be73df4 1880 }
819bfe45
WD		 1881 if (daemon_filter_list.head && !am_sender) {
1882 struct filter_list_struct *elp = &daemon_filter_list;
c3ea0990 1883 if (tmpdir) {
a1018691 1884 char *dir;
3671987f
WD		 1885 if (!*tmpdir)
1886 goto options_rejected;
a1018691
WD		 1887 dir = tmpdir + (*tmpdir == '/' ? module_dirlen : 0);
1888 clean_fname(dir, CFN_COLLAPSE_DOT_DOT_DIRS);
1df02d13 1889 if (check_filter(elp, FLOG, dir, 1) < 0)
c3ea0990
WD		 1890 goto options_rejected;
1891 }
c3ea0990 1892 if (backup_dir) {
a1018691 1893 char *dir;
3671987f
WD		 1894 if (!*backup_dir)
1895 goto options_rejected;
a1018691
WD		 1896 dir = backup_dir + (*backup_dir == '/' ? module_dirlen : 0);
1897 clean_fname(dir, CFN_COLLAPSE_DOT_DOT_DIRS);
1df02d13 1898 if (check_filter(elp, FLOG, dir, 1) < 0)
f0fa8c6d 1899 goto options_rejected;
c3ea0990
WD		 1900 }
1901 }
7be73df4 1902
d175d7e1 1903 if (!backup_suffix)
e0391f81 1904 backup_suffix = backup_dir ? "" : BACKUP_SUFFIX;
d175d7e1 1905 backup_suffix_len = strlen(backup_suffix);
80ddadb7 1906 if (strchr(backup_suffix, '/') != NULL) {
c3ea0990
WD		 1907 snprintf(err_buf, sizeof err_buf,
1908 "--suffix cannot contain slashes: %s\n",
80ddadb7 1909 backup_suffix);
c3ea0990 1910 return 0;
80ddadb7 1911 }
e0391f81
WD		 1912 if (backup_dir) {
1913 backup_dir_len = strlcpy(backup_dir_buf, backup_dir, sizeof backup_dir_buf);
1914 backup_dir_remainder = sizeof backup_dir_buf - backup_dir_len;
1915 if (backup_dir_remainder < 32) {
c3ea0990
WD		 1916 snprintf(err_buf, sizeof err_buf,
1917 "the --backup-dir path is WAY too long.\n");
1918 return 0;
e0391f81
WD		 1919 }
1920 if (backup_dir_buf[backup_dir_len - 1] != '/') {
1921 backup_dir_buf[backup_dir_len++] = '/';
1922 backup_dir_buf[backup_dir_len] = '\0';
1923 }
951e826b 1924 if (INFO_GTE(BACKUP, 1) && !am_sender)
0ee6ca98 1925 rprintf(FINFO, "backup_dir is %s\n", backup_dir_buf);
8dcf9335 1926 } else if (!backup_suffix_len && (!am_server || !am_sender)) {
c3ea0990 1927 snprintf(err_buf, sizeof err_buf,
d175d7e1 1928 "--suffix cannot be a null string without --backup-dir\n");
c3ea0990 1929 return 0;
eb8f5c74
WD		 1930 } else if (make_backups && delete_mode && !delete_excluded && !am_server) {
1931 snprintf(backup_dir_buf, sizeof backup_dir_buf,
f41152d3 1932 "P *%s", backup_suffix);
eb8f5c74 1933 parse_rule(&filter_list, backup_dir_buf, 0, 0);
d175d7e1 1934 }
fbd91cae
WD		 1935
1936 if (make_backups && !backup_dir) {
1937 omit_dir_times = 0; /* Implied, so avoid -O to sender. */
1938 if (preserve_times > 1)
1939 preserve_times = 1;
1940 } else if (omit_dir_times) {
1941 if (preserve_times > 1)
1942 preserve_times = 1;
1943 }
d175d7e1 1944
b3e4e7ef
WD		 1945 if (stdout_format) {
1946 if (am_server && log_format_has(stdout_format, 'I'))
1947 stdout_format_has_i = 2;
1948 else if (log_format_has(stdout_format, 'i'))
1949 stdout_format_has_i = itemize_changes | 1;
1950 if (!log_format_has(stdout_format, 'b')
886df221
WD		 1951 && !log_format_has(stdout_format, 'c')
1952 && !log_format_has(stdout_format, 'C'))
e7651884
WD		 1953 log_before_transfer = !am_server;
1954 } else if (itemize_changes) {
b3e4e7ef
WD		 1955 stdout_format = "%i %n%L";
1956 stdout_format_has_i = itemize_changes;
e7651884
WD		 1957 log_before_transfer = !am_server;
1958 }
87383697 1959
951e826b
WD		 1960 if (do_progress && !am_server) {
1961 if (!log_before_transfer && INFO_EQ(NAME, 0))
1962 parse_output_words(info_words, info_levels, "name", DEFAULT_PRIORITY);
1963 parse_output_words(info_words, info_levels, "flist2,progress", DEFAULT_PRIORITY);
bb4e4d88 1964 }
87383697 1965
11e758a4
WD		 1966 if (dry_run)
1967 do_xfers = 0;
1968
9ac756c6
WD		 1969 set_io_timeout(io_timeout);
1970
951e826b 1971 if (INFO_GTE(NAME, 1) && !stdout_format) {
b3e4e7ef 1972 stdout_format = "%n%L";
87383697 1973 log_before_transfer = !am_server;
3671987f 1974 }
b3e4e7ef
WD		 1975 if (stdout_format_has_i || log_format_has(stdout_format, 'o'))
1976 stdout_format_has_o_or_i = 1;
e2559dbe 1977
232658d9 1978 if (logfile_name && !am_daemon) {
b3e4e7ef 1979 if (!logfile_format) {
232658d9 1980 logfile_format = "%i %n%L";
87c0f9d6 1981 logfile_format_has_i = logfile_format_has_o_or_i = 1;
b3e4e7ef
WD		 1982 } else {
1983 if (log_format_has(logfile_format, 'i'))
19b85876 1984 logfile_format_has_i = 1;
b3e4e7ef
WD		 1985 if (logfile_format_has_i || log_format_has(logfile_format, 'o'))
1986 logfile_format_has_o_or_i = 1;
87c0f9d6 1987 }
6dc9b74b 1988 log_init(0);
2873603a
WD		 1989 } else if (!am_daemon)
1990 logfile_format = NULL;
87c0f9d6 1991
9fb08441
WD		 1992 if (daemon_bwlimit && (!bwlimit || bwlimit > daemon_bwlimit))
1993 bwlimit = daemon_bwlimit;
3c74c3a3
WD		 1994 if (bwlimit) {
1995 bwlimit_writemax = (size_t)bwlimit * 128;
1996 if (bwlimit_writemax < 512)
1997 bwlimit_writemax = 512;
1998 }
1999
cfce9f6d 2000 if (sparse_files && inplace) {
c3851185 2001 /* Note: we don't check for this below, because --append is
cfce9f6d
WD		 2002 * OK with --sparse (as long as redos are handled right). */
2003 snprintf(err_buf, sizeof err_buf,
2004 "--sparse cannot be used with --inplace\n");
2005 return 0;
2006 }
2007
a015788d
WD		 2008 if (append_mode) {
2009 if (whole_file > 0) {
2010 snprintf(err_buf, sizeof err_buf,
2011 "--append cannot be used with --whole-file\n");
2012 return 0;
2013 }
2014 if (refused_inplace) {
2015 create_refuse_error(refused_inplace);
2016 return 0;
2017 }
2018 inplace = 1;
2019 }
2020
f06e7082 2021 if (delay_updates && !partial_dir)
77860bac 2022 partial_dir = tmp_partialdir;
f06e7082 2023
a3221d2a 2024 if (inplace) {
4f5b0756 2025#ifdef HAVE_FTRUNCATE
a7260c40
WD		 2026 if (partial_dir) {
2027 snprintf(err_buf, sizeof err_buf,
a015788d
WD		 2028 "--%s cannot be used with --%s\n",
2029 append_mode ? "append" : "inplace",
f06e7082 2030 delay_updates ? "delay-updates" : "partial-dir");
a7260c40
WD		 2031 return 0;
2032 }
3671987f
WD		 2033 /* --inplace implies --partial for refusal purposes, but we
2034 * clear the keep_partial flag for internal logic purposes. */
2035 if (refused_partial) {
2036 create_refuse_error(refused_partial);
2037 return 0;
2038 }
a3221d2a 2039 keep_partial = 0;
ded4daf0
WD		 2040#else
2041 snprintf(err_buf, sizeof err_buf,
a015788d
WD		 2042 "--%s is not supported on this %s\n",
2043 append_mode ? "append" : "inplace",
ded4daf0
WD		 2044 am_server ? "server" : "client");
2045 return 0;
2046#endif
075aa18f 2047 } else {
bc880cb8 2048 if (keep_partial && !partial_dir && !am_server) {
3671987f
WD		 2049 if ((arg = getenv("RSYNC_PARTIAL_DIR")) != NULL && *arg)
2050 partial_dir = strdup(arg);
2051 }
075aa18f 2052 if (partial_dir) {
3671987f 2053 if (*partial_dir)
b58bfb2f 2054 clean_fname(partial_dir, CFN_COLLAPSE_DOT_DOT_DIRS);
075aa18f
WD		 2055 if (!*partial_dir || strcmp(partial_dir, ".") == 0)
2056 partial_dir = NULL;
3671987f
WD		 2057 if (!partial_dir && refused_partial) {
2058 create_refuse_error(refused_partial);
2059 return 0;
2060 }
075aa18f
WD		 2061 keep_partial = 1;
2062 }
a3221d2a
WD		 2063 }
2064
ea5164d1 2065 if (files_from) {
305666bf
WD		 2066 char *h, *p;
2067 int q;
ffbffc64 2068 if (argc > 2 || (!am_daemon && argc == 1)) {
ea5164d1
WD		 2069 usage(FERROR);
2070 exit_cleanup(RERR_SYNTAX);
2071 }
63596e1c 2072 if (strcmp(files_from, "-") == 0) {
ea5164d1 2073 filesfrom_fd = 0;
63596e1c 2074 if (am_server)
305666bf
WD		 2075 filesfrom_host = ""; /* reading from socket */
2076 } else if ((p = check_for_hostspec(files_from, &h, &q)) != 0) {
ea5164d1 2077 if (am_server) {
305666bf
WD		 2078 snprintf(err_buf, sizeof err_buf,
2079 "The --files-from sent to the server cannot specify a host.\n");
2080 return 0;
ea5164d1 2081 }
305666bf
WD		 2082 files_from = p;
2083 filesfrom_host = h;
2084 if (strcmp(files_from, "-") == 0) {
c3ea0990
WD		 2085 snprintf(err_buf, sizeof err_buf,
2086 "Invalid --files-from remote filename\n");
2087 return 0;
ea5164d1
WD		 2088 }
2089 } else {
305666bf 2090 if (sanitize_paths)
d48810ba 2091 files_from = sanitize_path(NULL, files_from, NULL, 0, SP_DEFAULT);
819bfe45 2092 if (daemon_filter_list.head) {
a1018691 2093 char *dir;
305666bf
WD		 2094 if (!*files_from)
2095 goto options_rejected;
a1018691
WD		 2096 dir = files_from + (*files_from == '/' ? module_dirlen : 0);
2097 clean_fname(dir, CFN_COLLAPSE_DOT_DOT_DIRS);
1df02d13 2098 if (check_filter(&daemon_filter_list, FLOG, dir, 0) < 0)
305666bf
WD		 2099 goto options_rejected;
2100 }
ea5164d1
WD		 2101 filesfrom_fd = open(files_from, O_RDONLY|O_BINARY);
2102 if (filesfrom_fd < 0) {
c3ea0990
WD		 2103 snprintf(err_buf, sizeof err_buf,
2104 "failed to open files-from file %s: %s\n",
2105 files_from, strerror(errno));
2106 return 0;
ea5164d1
WD		 2107 }
2108 }
2109 }
2110
7f2a1f65
WD		 2111 am_starting_up = 0;
2112
b11ed3b1 2113 return 1;
f0fa8c6d
WD		 2114
2115 options_rejected:
2116 snprintf(err_buf, sizeof err_buf,
2117 "Your options have been rejected by the server.\n");
2118 return 0;
7a6421fa
AT		 2119}
2120
2121
dafe63ca
MP		 2122/**
2123 * Construct a filtered list of options to pass through from the
2124 * client to the server.
2125 *
2126 * This involves setting options that will tell the server how to
2127 * behave, and also filtering out options that are processed only
2128 * locally.
2129 **/
ffbffc64 2130void server_options(char **args, int *argc_p)
7a6421fa 2131{
74ba98a5 2132 static char argstr[64];
ffbffc64 2133 int ac = *argc_p;
d239efa3 2134 uchar where;
f98c60bf 2135 char *arg;
d853783f
AT		 2136 int i, x;
2137
def97ff9 2138 /* This should always remain first on the server's command-line. */
d853783f
AT		 2139 args[ac++] = "--server";
2140
e208631a 2141 if (daemon_over_rsh > 0) {
1312d9fc 2142 args[ac++] = "--daemon";
ffbffc64 2143 *argc_p = ac;
1312d9fc
WD		 2144 /* if we're passing --daemon, we're done */
2145 return;
2146 }
2147
d853783f
AT		 2148 if (!am_sender)
2149 args[ac++] = "--sender";
2150
2151 x = 1;
2152 argstr[0] = '-';
a4453606
WD		 2153
2154 if (protect_args)
2155 argstr[x++] = 's';
2156
f98c60bf 2157 for (i = 0; i < verbose; i++)
d853783f 2158 argstr[x++] = 'v';
f0b36a48 2159
b86f0cef 2160 /* the -q option is intentionally left out */
d853783f
AT		 2161 if (make_backups)
2162 argstr[x++] = 'b';
2163 if (update_only)
2164 argstr[x++] = 'u';
2dbf36ef 2165 if (!do_xfers) /* Note: NOT "dry_run"! */
d853783f
AT		 2166 argstr[x++] = 'n';
2167 if (preserve_links)
2168 argstr[x++] = 'l';
73cb6738
WD		 2169 if ((xfer_dirs >= 2 && xfer_dirs < 4)
2170 || (xfer_dirs && !recurse && (list_only || (delete_mode && am_sender))))
5454d22a 2171 argstr[x++] = 'd';
35bf8fa0
WD		 2172 if (am_sender) {
2173 if (keep_dirlinks)
2174 argstr[x++] = 'K';
876c9936
WD		 2175 if (prune_empty_dirs)
2176 argstr[x++] = 'm';
f9998046 2177 if (omit_dir_times)
35bf8fa0 2178 argstr[x++] = 'O';
2dbf36ef
WD		 2179 } else {
2180 if (copy_links)
2181 argstr[x++] = 'L';
2182 if (copy_dirlinks)
2183 argstr[x++] = 'k';
35bf8fa0 2184 }
1bfbf40b 2185
dfa32483 2186 if (whole_file > 0)
d853783f 2187 argstr[x++] = 'W';
bceec82f
MP		 2188 /* We don't need to send --no-whole-file, because it's the
2189 * default for remote transfers, and in any case old versions
2190 * of rsync will not understand it. */
dfa32483 2191
e0e32031 2192 if (preserve_hard_links) {
d853783f 2193 argstr[x++] = 'H';
e0e32031
WD		 2194 if (preserve_hard_links > 1)
2195 argstr[x++] = 'H';
2196 }
d853783f
AT		 2197 if (preserve_uid)
2198 argstr[x++] = 'o';
2199 if (preserve_gid)
2200 argstr[x++] = 'g';
b5c6a6ae 2201 if (preserve_devices) /* ignore preserve_specials here */
d853783f
AT		 2202 argstr[x++] = 'D';
2203 if (preserve_times)
2204 argstr[x++] = 't';
2205 if (preserve_perms)
2206 argstr[x++] = 'p';
344f9ba7
WD		 2207 else if (preserve_executability && am_sender)
2208 argstr[x++] = 'E';
1c3344a1
WD		 2209#ifdef SUPPORT_ACLS
2210 if (preserve_acls)
2211 argstr[x++] = 'A';
16edf865
WD		 2212#endif
2213#ifdef SUPPORT_XATTRS
524eaa82 2214 if (preserve_xattrs) {
16edf865 2215 argstr[x++] = 'X';
524eaa82
WD		 2216 if (preserve_xattrs > 1)
2217 argstr[x++] = 'X';
2218 }
1c3344a1 2219#endif
aa7a6e87 2220 if (recurse)
d853783f
AT		 2221 argstr[x++] = 'r';
2222 if (always_checksum)
2223 argstr[x++] = 'c';
2224 if (cvs_exclude)
2225 argstr[x++] = 'C';
2226 if (ignore_times)
2227 argstr[x++] = 'I';
2228 if (relative_paths)
2229 argstr[x++] = 'R';
243c995f 2230 if (one_file_system) {
d853783f 2231 argstr[x++] = 'x';
243c995f
WD		 2232 if (one_file_system > 1)
2233 argstr[x++] = 'x';
2234 }
d853783f
AT		 2235 if (sparse_files)
2236 argstr[x++] = 'S';
2237 if (do_compression)
2238 argstr[x++] = 'z';
f0b36a48 2239
29703623
WD		 2240 set_allow_inc_recurse();
2241
2242 /* Checking the pre-negotiated value allows --protocol=29 override. */
2243 if (protocol_version >= 30) {
2244 /* We make use of the -e option to let the server know about
2245 * any pre-release protocol version && some behavior flags. */
2246 argstr[x++] = 'e';
2ed790f3 2247#if SUBPROTOCOL_VERSION != 0
29703623
WD		 2248 if (protocol_version == PROTOCOL_VERSION) {
2249 x += snprintf(argstr+x, sizeof argstr - x,
2250 "%d.%d",
2251 PROTOCOL_VERSION, SUBPROTOCOL_VERSION);
2252 } else
2ed790f3 2253#endif
29703623
WD		 2254 argstr[x++] = '.';
2255 if (allow_inc_recurse)
2256 argstr[x++] = 'i';
1ed56a05 2257#if defined HAVE_LUTIMES && defined HAVE_UTIMES
29703623 2258 argstr[x++] = 'L';
91fd15b8
WD		 2259#endif
2260#ifdef ICONV_OPTION
2261 argstr[x++] = 's';
1ed56a05 2262#endif
29703623
WD		 2263 }
2264
951e826b 2265 if (x >= (int)sizeof argstr) { /* Not possible... */
7a2eca41
WD		 2266 rprintf(FERROR, "argstr overflow in server_options().\n");
2267 exit_cleanup(RERR_MALLOC);
2268 }
2269
951e826b
WD		 2270 argstr[x] = '\0';
2271
6d301fa3
WD		 2272 if (x > 1)
2273 args[ac++] = argstr;
d853783f 2274
a4453606
WD		 2275#ifdef ICONV_OPTION
2276 if (iconv_opt) {
2277 char *set = strchr(iconv_opt, ',');
2278 if (set)
2279 set++;
2280 else
2281 set = iconv_opt;
2282 if (asprintf(&arg, "--iconv=%s", set) < 0)
2283 goto oom;
2284 args[ac++] = arg;
2285 }
2286#endif
2287
53936ef9 2288 if (protect_args && !local_server) /* unprotected args stop here */
a4453606
WD		 2289 args[ac++] = NULL;
2290
51d48398
WD		 2291 if (list_only > 1)
2292 args[ac++] = "--list-only";
2293
f5a910dd
WD		 2294 /* This makes sure that the remote rsync can handle deleting with -d
2295 * sans -r because the --no-r option was added at the same time. */
2296 if (xfer_dirs && !recurse && delete_mode && am_sender)
2297 args[ac++] = "--no-r";
2298
854a1aad
WD		 2299 if (do_compression && def_compress_level != Z_DEFAULT_COMPRESSION) {
2300 if (asprintf(&arg, "--compress-level=%d", def_compress_level) < 0)
2301 goto oom;
2302 args[ac++] = arg;
2303 }
2304
b5c6a6ae
WD		 2305 if (preserve_devices) {
2306 /* Note: sending "--devices" would not be backward-compatible. */
2307 if (!preserve_specials)
2308 args[ac++] = "--no-specials"; /* -D is already set. */
2309 } else if (preserve_specials)
2310 args[ac++] = "--specials";
2311
5c5e1598
WD		 2312 /* The server side doesn't use our log-format, but in certain
2313 * circumstances they need to know a little about the option. */
b3e4e7ef
WD		 2314 if (stdout_format && am_sender) {
2315 /* Use --log-format, not --out-format, for compatibility. */
2316 if (stdout_format_has_i > 1)
487094a0 2317 args[ac++] = "--log-format=%i%I";
b3e4e7ef 2318 else if (stdout_format_has_i)
684d7582 2319 args[ac++] = "--log-format=%i";
b3e4e7ef 2320 else if (stdout_format_has_o_or_i)
5c5e1598
WD		 2321 args[ac++] = "--log-format=%o";
2322 else if (!verbose)
2323 args[ac++] = "--log-format=X";
2324 }
1f30a674 2325
195bd906 2326 if (block_size) {
a06b419d 2327 if (asprintf(&arg, "-B%lu", block_size) < 0)
f98c60bf
WD		 2328 goto oom;
2329 args[ac++] = arg;
dfa32483 2330 }
d853783f
AT		 2331
2332 if (io_timeout) {
f98c60bf
WD		 2333 if (asprintf(&arg, "--timeout=%d", io_timeout) < 0)
2334 goto oom;
2335 args[ac++] = arg;
dfa32483 2336 }
d853783f 2337
ef5d23eb 2338 if (bwlimit) {
f98c60bf
WD		 2339 if (asprintf(&arg, "--bwlimit=%d", bwlimit) < 0)
2340 goto oom;
2341 args[ac++] = arg;
ef5d23eb
DD		 2342 }
2343
d175d7e1
WD		 2344 if (backup_dir) {
2345 args[ac++] = "--backup-dir";
2346 args[ac++] = backup_dir;
2347 }
2348
2349 /* Only send --suffix if it specifies a non-default value. */
f98c60bf 2350 if (strcmp(backup_suffix, backup_dir ? "" : BACKUP_SUFFIX) != 0) {
191e40da 2351 /* We use the following syntax to avoid weirdness with '~'. */
f98c60bf
WD		 2352 if (asprintf(&arg, "--suffix=%s", backup_suffix) < 0)
2353 goto oom;
2354 args[ac++] = arg;
d853783f
AT		 2355 }
2356
06a50542 2357 if (am_sender) {
7b9598b2
WD		 2358 if (max_delete > 0) {
2359 if (asprintf(&arg, "--max-delete=%d", max_delete) < 0)
2360 goto oom;
2361 args[ac++] = arg;
2362 } else if (max_delete == 0)
d6ca255c 2363 args[ac++] = "--max-delete=-1";
7b9598b2
WD		 2364 if (min_size) {
2365 args[ac++] = "--min-size";
2366 args[ac++] = min_size_arg;
2367 }
2368 if (max_size) {
2369 args[ac++] = "--max-size";
2370 args[ac++] = max_size_arg;
2371 }
e0e32031 2372 if (delete_before)
c6eb7fad 2373 args[ac++] = "--delete-before";
0d152437
WD		 2374 else if (delete_during == 2)
2375 args[ac++] = "--delete-delay";
2376 else if (delete_during)
2377 args[ac++] = "--delete-during";
2378 else if (delete_after)
06a50542 2379 args[ac++] = "--delete-after";
e0e32031
WD		 2380 else if (delete_mode && !delete_excluded)
2381 args[ac++] = "--delete";
2382 if (delete_excluded)
2383 args[ac++] = "--delete-excluded";
06a50542
WD		 2384 if (force_delete)
2385 args[ac++] = "--force";
11e758a4
WD		 2386 if (write_batch < 0)
2387 args[ac++] = "--only-write-batch=X";
def97ff9
WD		 2388 if (am_root > 1)
2389 args[ac++] = "--super";
f17e769e
WD		 2390 if (size_only)
2391 args[ac++] = "--size-only";
b1e436ec
WD		 2392 } else {
2393 if (skip_compress) {
2394 if (asprintf(&arg, "--skip-compress=%s", skip_compress) < 0)
2395 goto oom;
2396 args[ac++] = arg;
2397 }
06a50542 2398 }
b33b791e 2399
5b56cc19 2400 if (modify_window_set) {
f98c60bf
WD		 2401 if (asprintf(&arg, "--modify-window=%d", modify_window) < 0)
2402 goto oom;
2403 args[ac++] = arg;
5b56cc19
AT		 2404 }
2405
c8d895de 2406 if (checksum_seed) {
221ddb94 2407 if (asprintf(&arg, "--checksum-seed=%d", checksum_seed) < 0)
c8d895de
WD		 2408 goto oom;
2409 args[ac++] = arg;
2410 }
2411
a7260c40 2412 if (partial_dir && am_sender) {
77860bac 2413 if (partial_dir != tmp_partialdir) {
3671987f
WD		 2414 args[ac++] = "--partial-dir";
2415 args[ac++] = partial_dir;
2416 }
f06e7082
WD		 2417 if (delay_updates)
2418 args[ac++] = "--delay-updates";
77860bac 2419 } else if (keep_partial && am_sender)
d853783f
AT		 2420 args[ac++] = "--partial";
2421
ef55c686
AT		 2422 if (ignore_errors)
2423 args[ac++] = "--ignore-errors";
2424
b5313607
DD		 2425 if (copy_unsafe_links)
2426 args[ac++] = "--copy-unsafe-links";
2427
d853783f
AT		 2428 if (safe_symlinks)
2429 args[ac++] = "--safe-links";
2430
2431 if (numeric_ids)
2432 args[ac++] = "--numeric-ids";
2433
95def6d9
WD		 2434 if (use_qsort)
2435 args[ac++] = "--use-qsort";
2436
4f3797c7
WD		 2437 if (am_sender) {
2438 if (ignore_existing)
2439 args[ac++] = "--ignore-existing";
2440
2441 /* Backward compatibility: send --existing, not --ignore-non-existing. */
2442 if (ignore_non_existing)
2443 args[ac++] = "--existing";
3d6feada 2444
4f3797c7
WD		 2445 if (tmpdir) {
2446 args[ac++] = "--temp-dir";
2447 args[ac++] = tmpdir;
2448 }
2449
2450 if (basis_dir[0]) {
2451 /* the server only needs this option if it is not the sender,
2452 * and it may be an older version that doesn't know this
2453 * option, so don't send it if client is the sender.
2454 */
4f3797c7
WD		 2455 for (i = 0; i < basis_dir_cnt; i++) {
2456 args[ac++] = dest_option;
2457 args[ac++] = basis_dir[i];
2458 }
2459 }
2460 }
e90aab49 2461
951e826b
WD		 2462 /* What flags do we need to send to the other side? */
2463 where = (am_server ? W_CLI : W_SRV) | (am_sender ? W_REC : W_SND);
2464 arg = make_output_option(info_words, info_levels, where);
2465 if (arg)
2466 args[ac++] = arg;
2467
2468 arg = make_output_option(debug_words, debug_levels, where);
2469 if (arg)
2470 args[ac++] = arg;
2471
936fa865
WD		 2472 if (append_mode) {
2473 if (append_mode > 1)
2474 args[ac++] = "--append";
a015788d 2475 args[ac++] = "--append";
936fa865 2476 } else if (inplace)
a3221d2a
WD		 2477 args[ac++] = "--inplace";
2478
305666bf
WD		 2479 if (files_from && (!am_sender || filesfrom_host)) {
2480 if (filesfrom_host) {
ea5164d1 2481 args[ac++] = "--files-from";
305666bf 2482 args[ac++] = files_from;
ea5164d1
WD		 2483 if (eol_nulls)
2484 args[ac++] = "--from0";
2485 } else {
2486 args[ac++] = "--files-from=-";
2487 args[ac++] = "--from0";
2488 }
c0ab28d1
WD		 2489 if (!relative_paths)
2490 args[ac++] = "--no-relative";
ea5164d1 2491 }
33a04593
WD		 2492 /* It's OK that this checks the upper-bound of the protocol_version. */
2493 if (relative_paths && !implied_dirs && (!am_sender || protocol_version >= 30))
3a90ea0a 2494 args[ac++] = "--no-implied-dirs";
ea5164d1 2495
c4ed1487
WD		 2496 if (fuzzy_basis && am_sender)
2497 args[ac++] = "--fuzzy";
2498
47c11975
WD		 2499 if (remove_source_files == 1)
2500 args[ac++] = "--remove-source-files";
2501 else if (remove_source_files)
07c6ae7d
WD		 2502 args[ac++] = "--remove-sent-files";
2503
7a2eca41
WD		 2504 if (ac > MAX_SERVER_ARGS) { /* Not possible... */
2505 rprintf(FERROR, "argc overflow in server_options().\n");
2506 exit_cleanup(RERR_MALLOC);
2507 }
2508
2509 if (remote_option_cnt) {
2510 int j;
2511 if (ac + remote_option_cnt > MAX_SERVER_ARGS) {
2512 rprintf(FERROR, "too many remote options specified.\n");
2513 exit_cleanup(RERR_SYNTAX);
2514 }
2515 for (j = 1; j <= remote_option_cnt; j++)
2516 args[ac++] = (char*)remote_options[j];
2517 }
2518
ffbffc64 2519 *argc_p = ac;
f98c60bf
WD		 2520 return;
2521
2522 oom:
2523 out_of_memory("server_options");
7a6421fa
AT		 2524}
2525
305666bf
WD		 2526/* Look for a HOST specfication of the form "HOST:PATH", "HOST::PATH", or
2527 * "rsync://HOST:PORT/PATH". If found, *host_ptr will be set to some allocated
2528 * memory with the HOST. If a daemon-accessing spec was specified, the value
2529 * of *port_ptr will contain a non-0 port number, otherwise it will be set to
2530 * 0. The return value is a pointer to the PATH. Note that the HOST spec can
2531 * be an IPv6 literal address enclosed in '[' and ']' (such as "[::1]" or
2532 * "[::ffff:127.0.0.1]") which is returned without the '[' and ']'. */
2533char *check_for_hostspec(char *s, char **host_ptr, int *port_ptr)
ea5164d1 2534{
305666bf
WD		 2535 char *p;
2536 int not_host;
8f4ae68c 2537 int hostlen;
305666bf
WD		 2538
2539 if (port_ptr && strncasecmp(URL_PREFIX, s, strlen(URL_PREFIX)) == 0) {
2540 char *path;
305666bf
WD		 2541 s += strlen(URL_PREFIX);
2542 if ((p = strchr(s, '/')) != NULL) {
2543 hostlen = p - s;
2544 path = p + 1;
2545 } else {
2546 hostlen = strlen(s);
2547 path = "";
2548 }
2549 if (*s == '[' && (p = strchr(s, ']')) != NULL) {
2550 s++;
2551 hostlen = p - s;
c60b7056
WD		 2552 if (p[1] == ':')
2553 *port_ptr = atoi(p+2);
305666bf 2554 } else {
444f9f7b 2555 if ((p = strchr(s, ':')) != NULL && p < s + hostlen) {
305666bf
WD		 2556 hostlen = p - s;
2557 *port_ptr = atoi(p+1);
c60b7056 2558 }
305666bf 2559 }
c60b7056
WD		 2560 if (!*port_ptr)
2561 *port_ptr = RSYNC_PORT;
305666bf
WD		 2562 *host_ptr = new_array(char, hostlen + 1);
2563 strlcpy(*host_ptr, s, hostlen + 1);
2564 return path;
2565 }
ea5164d1 2566
305666bf 2567 if (*s == '[' && (p = strchr(s, ']')) != NULL && p[1] == ':') {
8f4ae68c
WD		 2568 s++;
2569 hostlen = p - s;
305666bf
WD		 2570 *p = '\0';
2571 not_host = strchr(s, '/') || !strchr(s, ':');
2572 *p = ']';
2573 if (not_host)
2574 return NULL;
c60b7056 2575 p++;
305666bf
WD		 2576 } else {
2577 if (!(p = strchr(s, ':')))
2578 return NULL;
8f4ae68c 2579 hostlen = p - s;
305666bf
WD		 2580 *p = '\0';
2581 not_host = strchr(s, '/') != NULL;
2582 *p = ':';
2583 if (not_host)
2584 return NULL;
2585 }
2586
8f4ae68c
WD		 2587 *host_ptr = new_array(char, hostlen + 1);
2588 strlcpy(*host_ptr, s, hostlen + 1);
ea5164d1 2589
305666bf
WD		 2590 if (p[1] == ':') {
2591 if (port_ptr && !*port_ptr)
2592 *port_ptr = RSYNC_PORT;
2593 return p + 2;
2594 }
2595 if (port_ptr)
2596 *port_ptr = 0;
ea5164d1 2597
305666bf 2598 return p + 1;
ea5164d1 2599}
Matt McCutchen's repository for rsync, the fast and versatile remote file copier