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Improved the fix that ensures that the generator gets notified about an
[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"
1b42f628 23#include "ifuncs.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;
8f14cc49 96int human_readable = 0;
7a6421fa 97int recurse = 0;
5275029d 98int allow_inc_recurse = 1;
b6164938 99int xfer_dirs = -1;
1312d9fc 100int am_daemon = 0;
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. */
b1e436ec 124char *skip_compress = NULL;
2206abf8 125item_list dparam_list = EMPTY_ITEM_LIST;
b35d0d8e 126
13e29995 127/** Network address family. **/
24d677fc 128int default_af_hint
4f5b0756 129#ifdef INET6
24d677fc 130 = 0; /* Any protocol */
6ab6d4bf 131#else
24d677fc
WD		 132 = AF_INET; /* Must use IPv4 */
133# ifdef AF_INET6
134# undef AF_INET6
135# endif
136# define AF_INET6 AF_INET /* make -6 option a no-op */
6ab6d4bf 137#endif
06963d0f 138
13e29995
MP		 139/** Do not go into the background when run as --daemon. Good
140 * for debugging and required for running as a service on W32,
141 * or under Unix process-monitors. **/
1f35babc
WD		 142int no_detach
143#if defined _WIN32 || defined __WIN32__
144 = 1;
145#else
146 = 0;
147#endif
13e29995 148
088aac85
DD		 149int write_batch = 0;
150int read_batch = 0;
d175d7e1
WD		 151int backup_dir_len = 0;
152int backup_suffix_len;
e0391f81 153unsigned int backup_dir_remainder;
6902ed17 154
d175d7e1 155char *backup_suffix = NULL;
7a6421fa 156char *tmpdir = NULL;
a7260c40 157char *partial_dir = NULL;
e012f858 158char *basis_dir[MAX_BASIS_DIRS+1];
30e8c8e1 159char *config_file = NULL;
7a6421fa 160char *shell_cmd = NULL;
87c0f9d6
WD		 161char *logfile_name = NULL;
162char *logfile_format = NULL;
b3e4e7ef 163char *stdout_format = NULL;
65575e96 164char *password_file = NULL;
41bd28fe 165char *rsync_path = RSYNC_PATH;
66203a98 166char *backup_dir = NULL;
e0391f81 167char backup_dir_buf[MAXPATHLEN];
831f06a5 168char *sockopts = NULL;
0c56b1ad 169int rsync_port = 0;
dfd7d541 170int compare_dest = 0;
1de3e99b 171int copy_dest = 0;
59c95e42 172int link_dest = 0;
ce0b384f 173int basis_dir_cnt = 0;
f9a9f547 174char *dest_option = NULL;
7a6421fa 175
7a2eca41
WD		 176static int remote_option_alloc = 0;
177int remote_option_cnt = 0;
178const char **remote_options = NULL;
179
b86f0cef 180int quiet = 0;
dc1f7b9e 181int output_motd = 1;
e7651884 182int log_before_transfer = 0;
b3e4e7ef
WD		 183int stdout_format_has_i = 0;
184int stdout_format_has_o_or_i = 0;
87c0f9d6 185int logfile_format_has_i = 0;
87c0f9d6 186int logfile_format_has_o_or_i = 0;
7a6421fa 187int always_checksum = 0;
f7632fc6 188int list_only = 0;
7a6421fa 189
9b3318b0
WD		 190#define MAX_BATCH_NAME_LEN 256 /* Must be less than MAXPATHLEN-13 */
191char *batch_name = NULL;
6902ed17 192
332cf6df 193int need_unsorted_flist = 0;
f7a76b9c 194#ifdef ICONV_OPTION
332cf6df
WD		 195char *iconv_opt = ICONV_OPTION;
196#endif
197
dd32e2c3
WD		 198struct chmod_mode_struct *chmod_modes = NULL;
199
d239efa3 200static const char *debug_verbosity[] = {
951e826b
WD		 201 /*0*/ NULL,
202 /*1*/ NULL,
c9f540f3 203 /*2*/ "bind,cmd,connect,del,deltasum,dup,filter,flist,iconv",
5a18b34d 204 /*3*/ "acl,backup,deltasum2,del2,exit,filter2,flist2,fuzzy,genr,own,recv,send,time",
c9f540f3 205 /*4*/ "cmd2,deltasum3,del3,exit2,flist3,iconv2,own2,proto,time2",
5a18b34d 206 /*5*/ "chdir,deltasum4,flist4,fuzzy2,hlink",
951e826b
WD		 207};
208
209#define MAX_VERBOSITY ((int)(sizeof debug_verbosity / sizeof debug_verbosity[0]) - 1)
210
d239efa3 211static const char *info_verbosity[1+MAX_VERBOSITY] = {
951e826b
WD		 212 /*0*/ NULL,
213 /*1*/ "copy,del,flist,misc,name,stats,symsafe",
c9f540f3 214 /*2*/ "backup,mount,name2,remove,skip",
951e826b
WD		 215};
216
217#define MAX_OUT_LEVEL 4 /* The largest N allowed for any flagN word. */
218
219short info_levels[COUNT_INFO], debug_levels[COUNT_DEBUG];
220
221#define DEFAULT_PRIORITY 0 /* Default/implied/--verbose set values. */
222#define HELP_PRIORITY 1 /* The help output uses this level. */
223#define USER_PRIORITY 2 /* User-specified via --info or --debug */
224#define LIMIT_PRIORITY 3 /* Overriding priority when limiting values. */
225
226#define W_CLI (1<<0) /* client side */
227#define W_SRV (1<<1) /* server side */
228#define W_SND (1<<2) /* sending side */
229#define W_REC (1<<3) /* receiving side */
230
231struct output_struct {
232 char *name; /* The name of the info/debug flag. */
233 char *help; /* The description of the info/debug flag. */
d239efa3
WD		 234 uchar namelen; /* The length of the name string. */
235 uchar flag; /* The flag's value, for consistency check. */
236 uchar where; /* Bits indicating where the flag is used. */
237 uchar priority; /* See *_PRIORITY defines. */
951e826b
WD		 238};
239
d239efa3 240#define INFO_WORD(flag, where, help) { #flag, help, sizeof #flag - 1, INFO_##flag, where, 0 }
951e826b 241
75d96978 242static struct output_struct info_words[COUNT_INFO+1] = {
951e826b
WD		 243 INFO_WORD(BACKUP, W_REC, "Mention files backed up"),
244 INFO_WORD(COPY, W_REC, "Mention files copied locally on the receiving side"),
245 INFO_WORD(DEL, W_REC, "Mention deletions on the receiving side"),
246 INFO_WORD(FLIST, W_CLI, "Mention file-list receiving/sending (levels 1-2)"),
c9f540f3 247 INFO_WORD(MISC, W_SND|W_REC, "Mention miscellaneous information"),
951e826b
WD		 248 INFO_WORD(MOUNT, W_SND|W_REC, "Mention mounts that were found or skipped"),
249 INFO_WORD(NAME, W_SND|W_REC, "Mention 1) updated file/dir names, 2) unchanged names"),
250 INFO_WORD(PROGRESS, W_CLI, "Mention 1) per-file progress or 2) total transfer progress"),
251 INFO_WORD(REMOVE, W_SND, "Mention files removed on the sending side"),
252 INFO_WORD(SKIP, W_REC, "Mention files that are skipped due to options used"),
253 INFO_WORD(STATS, W_CLI|W_SRV, "Mention statistics at end of run (levels 1-3)"),
254 INFO_WORD(SYMSAFE, W_SND|W_REC, "Mention symlinks that are unsafe"),
d239efa3 255 { NULL, "--info", 0, 0, 0, 0 }
951e826b
WD		 256};
257
d239efa3 258#define DEBUG_WORD(flag, where, help) { #flag, help, sizeof #flag - 1, DEBUG_##flag, where, 0 }
951e826b 259
75d96978 260static struct output_struct debug_words[COUNT_DEBUG+1] = {
951e826b
WD		 261 DEBUG_WORD(ACL, W_SND|W_REC, "Debug extra ACL info"),
262 DEBUG_WORD(BACKUP, W_REC, "Debug backup actions (levels 1-2)"),
263 DEBUG_WORD(BIND, W_CLI, "Debug socket bind actions"),
264 DEBUG_WORD(CHDIR, W_CLI|W_SRV, "Debug when the current directory changes"),
265 DEBUG_WORD(CONNECT, W_CLI, "Debug connection events"),
951e826b
WD		 266 DEBUG_WORD(CMD, W_CLI, "Debug commands+options that are issued (levels 1-2)"),
267 DEBUG_WORD(DEL, W_REC, "Debug delete actions (levels 1-3)"),
5a18b34d 268 DEBUG_WORD(DELTASUM, W_SND|W_REC, "Debug delta-transfer checksumming (levels 1-4)"),
951e826b
WD		 269 DEBUG_WORD(DUP, W_REC, "Debug weeding of duplicate names"),
270 DEBUG_WORD(EXIT, W_CLI|W_SRV, "Debug exit events (levels 1-2)"),
271 DEBUG_WORD(FILTER, W_SND|W_REC, "Debug filter actions (levels 1-2)"),
272 DEBUG_WORD(FLIST, W_SND|W_REC, "Debug file-list operations (levels 1-4)"),
273 DEBUG_WORD(FUZZY, W_REC, "Debug fuzzy scoring (levels 1-2)"),
274 DEBUG_WORD(GENR, W_REC, "Debug generator functions"),
275 DEBUG_WORD(HLINK, W_SND|W_REC, "Debug hard-link actions"),
c9f540f3 276 DEBUG_WORD(ICONV, W_CLI|W_SRV, "Debug iconv character conversions (levels 1-2)"),
951e826b
WD		 277 DEBUG_WORD(OWN, W_REC, "Debug ownership changes in users & groups (levels 1-2)"),
278 DEBUG_WORD(PROTO, W_CLI|W_SRV, "Debug protocol information"),
279 DEBUG_WORD(RECV, W_REC, "Debug receiver functions"),
280 DEBUG_WORD(SEND, W_SND, "Debug sender functions"),
281 DEBUG_WORD(TIME, W_REC, "Debug setting of modified times (levels 1-2)"),
d239efa3 282 { NULL, "--debug", 0, 0, 0, 0 }
951e826b
WD		 283};
284
285static int verbose = 0;
286static int do_stats = 0;
287static int do_progress = 0;
e1add893 288static int daemon_opt; /* sets am_daemon after option error-reporting */
f9998046 289static int omit_dir_times = 0;
aa4d3b4c 290static int F_option_cnt = 0;
5b56cc19 291static int modify_window_set;
624d6be2 292static int itemize_changes = 0;
854a1aad 293static int refused_delete, refused_archive_part, refused_compress;
3296f91b 294static int refused_partial, refused_progress, refused_delete_before;
e0e32031 295static int refused_delete_during;
0b52f94d 296static int refused_inplace, refused_no_iconv;
74de13d1 297static char *max_size_arg, *min_size_arg;
77860bac 298static char tmp_partialdir[] = ".~tmp~";
5b56cc19 299
06963d0f 300/** Local address to bind. As a character string because it's
fdf57ede 301 * interpreted by the IPv6 layer: should be a numeric IP4 or IP6
06963d0f
MP		 302 * address, or a hostname. **/
303char *bind_address;
5c9730a4 304
951e826b
WD		 305static void output_item_help(struct output_struct *words);
306
307/* This constructs a string that represents all the options set for either
308 * the --info or --debug setting, skipping any implied options (by -v, etc.).
309 * This is used both when conveying the user's options to the server, and
310 * when the help output wants to tell the user what options are implied. */
d239efa3 311static char *make_output_option(struct output_struct *words, short *levels, uchar where)
951e826b
WD		 312{
313 char *str = words == info_words ? "--info=" : "--debug=";
314 int j, counts[MAX_OUT_LEVEL+1], pos, skipped = 0, len = 0, max = 0, lev = 0;
315 int word_count = words == info_words ? COUNT_INFO : COUNT_DEBUG;
316 char *buf;
317
318 memset(counts, 0, sizeof counts);
319
320 for (j = 0; words[j].name; j++) {
321 if (words[j].flag != j) {
322 rprintf(FERROR, "rsync: internal error on %s%s: %d != %d\n",
323 words == info_words ? "INFO_" : "DEBUG_",
324 words[j].name, words[j].flag, j);
325 exit_cleanup(RERR_UNSUPPORTED);
326 }
327 if (!(words[j].where & where))
328 continue;
329 if (words[j].priority == DEFAULT_PRIORITY) {
330 /* Implied items don't need to be mentioned. */
331 skipped++;
332 continue;
333 }
334 len += len ? 1 : strlen(str);
335 len += strlen(words[j].name);
336 len += levels[j] == 1 ? 0 : 1;
337
338 if (words[j].priority == HELP_PRIORITY)
339 continue; /* no abbreviating for help */
340
341 assert(levels[j] <= MAX_OUT_LEVEL);
342 if (++counts[levels[j]] > max) {
343 /* Determine which level has the most items. */
344 lev = levels[j];
345 max = counts[lev];
346 }
347 }
348
349 /* Sanity check the COUNT_* define against the length of the table. */
350 if (j != word_count) {
351 rprintf(FERROR, "rsync: internal error: %s is wrong! (%d != %d)\n",
352 words == info_words ? "COUNT_INFO" : "COUNT_DEBUG",
353 j, word_count);
354 exit_cleanup(RERR_UNSUPPORTED);
355 }
356
357 if (!len)
358 return NULL;
359
360 len++;
361 if (!(buf = new_array(char, len)))
362 out_of_memory("make_output_option");
363 pos = 0;
364
365 if (skipped || max < 5)
366 lev = -1;
367 else {
368 if (lev == 0)
369 pos += snprintf(buf, len, "%sNONE", str);
370 else if (lev == 1)
371 pos += snprintf(buf, len, "%sALL", str);
372 else
373 pos += snprintf(buf, len, "%sALL%d", str, lev);
374 }
375
376 for (j = 0; words[j].name && pos < len; j++) {
377 if (words[j].priority == DEFAULT_PRIORITY || levels[j] == lev || !(words[j].where & where))
378 continue;
379 if (pos)
380 buf[pos++] = ',';
381 else
382 pos += strlcpy(buf+pos, str, len-pos);
383 if (pos < len)
384 pos += strlcpy(buf+pos, words[j].name, len-pos);
385 /* Level 1 is implied by the name alone. */
386 if (levels[j] != 1 && pos < len)
387 buf[pos++] = '0' + levels[j];
388 }
389
390 buf[pos] = '\0';
391
392 return buf;
393}
394
395static void parse_output_words(struct output_struct *words, short *levels,
d239efa3 396 const char *str, uchar priority)
951e826b
WD		 397{
398 const char *s;
399 int j, len, lev;
400
401 if (!str)
402 return;
403
404 while (*str) {
405 if ((s = strchr(str, ',')) != NULL)
406 len = s++ - str;
407 else
408 len = strlen(str);
409 while (len && isDigit(str+len-1))
410 len--;
411 lev = isDigit(str+len) ? atoi(str+len) : 1;
412 if (lev > MAX_OUT_LEVEL)
413 lev = MAX_OUT_LEVEL;
414 if (len == 4 && strncasecmp(str, "help", 4) == 0) {
415 output_item_help(words);
416 exit_cleanup(0);
417 }
418 if (len == 4 && strncasecmp(str, "none", 4) == 0)
419 len = lev = 0;
420 else if (len == 3 && strncasecmp(str, "all", 3) == 0)
421 len = 0;
422 for (j = 0; words[j].name; j++) {
423 if (!len
d239efa3 424 || (len == words[j].namelen && strncasecmp(str, words[j].name, len) == 0)) {
951e826b
WD		 425 if (priority >= words[j].priority) {
426 words[j].priority = priority;
427 levels[j] = lev;
428 }
429 if (len)
430 break;
431 }
432 }
433 if (len && !words[j].name) {
75d96978
WD		 434 rprintf(FERROR, "Unknown %s item: \"%.*s\"\n",
435 words[j].help, len, str);
951e826b
WD		 436 exit_cleanup(RERR_SYNTAX);
437 }
438 if (!s)
439 break;
440 str = s;
441 }
442}
443
444/* Tell the user what all the info or debug flags mean. */
445static void output_item_help(struct output_struct *words)
446{
447 short *levels = words == info_words ? info_levels : debug_levels;
d239efa3 448 const char **verbosity = words == info_words ? info_verbosity : debug_verbosity;
951e826b
WD		 449 char buf[128], *opt, *fmt = "%-10s %s\n";
450 int j;
451
75d96978
WD		 452 reset_output_levels();
453
951e826b
WD		 454 rprintf(FINFO, "Use OPT or OPT1 for level 1 output, OPT2 for level 2, etc.; OPT0 silences.\n");
455 rprintf(FINFO, "\n");
456 for (j = 0; words[j].name; j++)
457 rprintf(FINFO, fmt, words[j].name, words[j].help);
458 rprintf(FINFO, "\n");
459
460 snprintf(buf, sizeof buf, "Set all %s options (e.g. all%d)",
461 words[j].help, MAX_OUT_LEVEL);
462 rprintf(FINFO, fmt, "ALL", buf);
463
464 snprintf(buf, sizeof buf, "Silence all %s options (same as all0)",
465 words[j].help);
466 rprintf(FINFO, fmt, "NONE", buf);
467
468 rprintf(FINFO, fmt, "HELP", "Output this help message");
469 rprintf(FINFO, "\n");
470 rprintf(FINFO, "Options added for each increase in verbose level:\n");
471
472 for (j = 1; j <= MAX_VERBOSITY; j++) {
75d96978 473 parse_output_words(words, levels, verbosity[j], HELP_PRIORITY);
951e826b
WD		 474 opt = make_output_option(words, levels, W_CLI|W_SRV|W_SND|W_REC);
475 if (opt) {
476 rprintf(FINFO, "%d) %s\n", j, strchr(opt, '=')+1);
477 free(opt);
478 }
75d96978 479 reset_output_levels();
951e826b 480 }
951e826b
WD		 481}
482
483/* The --verbose option now sets info+debug flags. */
d239efa3 484static void set_output_verbosity(int level, uchar priority)
951e826b
WD		 485{
486 int j;
487
488 if (level > MAX_VERBOSITY)
489 level = MAX_VERBOSITY;
490
491 for (j = 1; j <= level; j++) {
492 parse_output_words(info_words, info_levels, info_verbosity[j], priority);
493 parse_output_words(debug_words, debug_levels, debug_verbosity[j], priority);
494 }
495}
496
497/* Limit the info+debug flag levels given a verbose-option level limit. */
498void limit_output_verbosity(int level)
499{
500 short info_limits[COUNT_INFO], debug_limits[COUNT_DEBUG];
501 int j;
502
503 if (level > MAX_VERBOSITY)
504 return;
505
506 memset(info_limits, 0, sizeof info_limits);
507 memset(debug_limits, 0, sizeof debug_limits);
508
509 /* Compute the level limits in the above arrays. */
510 for (j = 1; j <= level; j++) {
511 parse_output_words(info_words, info_limits, info_verbosity[j], LIMIT_PRIORITY);
512 parse_output_words(debug_words, debug_limits, debug_verbosity[j], LIMIT_PRIORITY);
513 }
514
515 for (j = 0; j < COUNT_INFO; j++) {
516 if (info_levels[j] > info_limits[j])
517 info_levels[j] = info_limits[j];
518 }
519
520 for (j = 0; j < COUNT_DEBUG; j++) {
521 if (debug_levels[j] > debug_limits[j])
522 debug_levels[j] = debug_limits[j];
523 }
524}
525
526void reset_output_levels(void)
527{
528 int j;
529
530 memset(info_levels, 0, sizeof info_levels);
531 memset(debug_levels, 0, sizeof debug_levels);
532
533 for (j = 0; j < COUNT_INFO; j++)
534 info_words[j].priority = DEFAULT_PRIORITY;
535
536 for (j = 0; j < COUNT_DEBUG; j++)
537 debug_words[j].priority = DEFAULT_PRIORITY;
538}
539
540void negate_output_levels(void)
541{
542 int j;
543
544 for (j = 0; j < COUNT_INFO; j++)
545 info_levels[j] *= -1;
546
547 for (j = 0; j < COUNT_DEBUG; j++)
548 debug_levels[j] *= -1;
549}
7a24c346 550
27a12348 551static void print_rsync_version(enum logcode f)
7a24c346 552{
2ed790f3 553 char *subprotocol = "";
dfa32483 554 char const *got_socketpair = "no ";
a3221d2a 555 char const *have_inplace = "no ";
dfa32483 556 char const *hardlinks = "no ";
1ed56a05 557 char const *symtimes = "no ";
1c3344a1 558 char const *acls = "no ";
16edf865 559 char const *xattrs = "no ";
dfa32483 560 char const *links = "no ";
332cf6df 561 char const *iconv = "no ";
a358449a 562 char const *ipv6 = "no ";
736a6a29 563 STRUCT_STAT *dumstat;
0c80cd8e 564
2ed790f3
WD		 565#if SUBPROTOCOL_VERSION != 0
566 asprintf(&subprotocol, ".PR%d", SUBPROTOCOL_VERSION);
567#endif
4f5b0756 568#ifdef HAVE_SOCKETPAIR
dfa32483 569 got_socketpair = "";
0c80cd8e 570#endif
4f5b0756 571#ifdef HAVE_FTRUNCATE
a3221d2a
WD		 572 have_inplace = "";
573#endif
4f5b0756 574#ifdef SUPPORT_HARD_LINKS
dfa32483 575 hardlinks = "";
2855f61f 576#endif
1c3344a1
WD		 577#ifdef SUPPORT_ACLS
578 acls = "";
579#endif
16edf865
WD		 580#ifdef SUPPORT_XATTRS
581 xattrs = "";
582#endif
4f5b0756 583#ifdef SUPPORT_LINKS
dfa32483 584 links = "";
2855f61f 585#endif
4f5b0756 586#ifdef INET6
a358449a 587 ipv6 = "";
dfa32483 588#endif
332cf6df
WD		 589#ifdef ICONV_OPTION
590 iconv = "";
591#endif
1ed56a05
WD		 592#if defined HAVE_LUTIMES && defined HAVE_UTIMES
593 symtimes = "";
594#endif
a358449a 595
719522b9 596 rprintf(f, "%s version %s protocol version %d%s\n",
2ed790f3 597 RSYNC_NAME, RSYNC_VERSION, PROTOCOL_VERSION, subprotocol);
fede3785 598 rprintf(f, "Copyright (C) 1996-2008 by Andrew Tridgell, Wayne Davison, and others.\n");
719522b9
WD		 599 rprintf(f, "Web site: http://rsync.samba.org/\n");
600 rprintf(f, "Capabilities:\n");
601 rprintf(f, " %d-bit files, %d-bit inums, %d-bit timestamps, %d-bit long ints,\n",
d619ff13
WD		 602 (int)(sizeof (OFF_T) * 8),
603 (int)(sizeof dumstat->st_ino * 8), /* Don't check ino_t! */
bb25779d 604 (int)(sizeof (time_t) * 8),
d619ff13
WD		 605 (int)(sizeof (int64) * 8));
606 rprintf(f, " %ssocketpairs, %shardlinks, %ssymlinks, %sIPv6, batchfiles, %sinplace,\n",
607 got_socketpair, hardlinks, links, ipv6, have_inplace);
1ed56a05
WD		 608 rprintf(f, " %sappend, %sACLs, %sxattrs, %siconv, %ssymtimes\n",
609 have_inplace, acls, xattrs, iconv, symtimes);
2855f61f 610
fc0302cf 611#ifdef MAINTAINER_MODE
29433538 612 rprintf(f, "Panic Action: \"%s\"\n", get_panic_action());
fc0302cf 613#endif
736a6a29 614
031fa9ad
WD		 615#if SIZEOF_INT64 < 8
616 rprintf(f, "WARNING: no 64-bit integers on this platform!\n");
7a24c346 617#endif
c561edaa
WD		 618 if (sizeof (int64) != SIZEOF_INT64) {
619 rprintf(f,
620 "WARNING: size mismatch in SIZEOF_INT64 define (%d != %d)\n",
621 (int) SIZEOF_INT64, (int) sizeof (int64));
622 }
7b329a2d 623
b64ee91a
WD		 624 rprintf(f,"\n");
625 rprintf(f,"rsync comes with ABSOLUTELY NO WARRANTY. This is free software, and you\n");
6ab423a5
WD		 626 rprintf(f,"are welcome to redistribute it under certain conditions. See the GNU\n");
627 rprintf(f,"General Public Licence for details.\n");
7a24c346
MP		 628}
629
630
0f3203c3 631void usage(enum logcode F)
7a6421fa 632{
2855f61f 633 print_rsync_version(F);
704f908e 634
b64ee91a
WD		 635 rprintf(F,"\n");
636 rprintf(F,"rsync is a file transfer program capable of efficient remote update\n");
6ab423a5 637 rprintf(F,"via a fast differencing algorithm.\n");
704f908e 638
b64ee91a
WD		 639 rprintf(F,"\n");
640 rprintf(F,"Usage: rsync [OPTION]... SRC [SRC]... DEST\n");
868676dc
WD		 641 rprintf(F," or rsync [OPTION]... SRC [SRC]... [USER@]HOST:DEST\n");
642 rprintf(F," or rsync [OPTION]... SRC [SRC]... [USER@]HOST::DEST\n");
643 rprintf(F," or rsync [OPTION]... SRC [SRC]... rsync://[USER@]HOST[:PORT]/DEST\n");
d0e94abb 644 rprintf(F," or rsync [OPTION]... [USER@]HOST:SRC [DEST]\n");
14d43f1f 645 rprintf(F," or rsync [OPTION]... [USER@]HOST::SRC [DEST]\n");
14d43f1f 646 rprintf(F," or rsync [OPTION]... rsync://[USER@]HOST[:PORT]/SRC [DEST]\n");
08d82b84
WD		 647 rprintf(F,"The ':' usages connect via remote shell, while '::' & 'rsync://' usages connect\n");
648 rprintf(F,"to an rsync daemon, and require SRC or DEST to start with a module name.\n");
b64ee91a
WD		 649 rprintf(F,"\n");
650 rprintf(F,"Options\n");
704f908e 651 rprintf(F," -v, --verbose increase verbosity\n");
951e826b
WD		 652 rprintf(F," --info=FLAGS fine-grained informational verbosity\n");
653 rprintf(F," --debug=FLAGS fine-grained debug verbosity\n");
b3708acf 654 rprintf(F," -q, --quiet suppress non-error messages\n");
dc1f7b9e 655 rprintf(F," --no-motd suppress daemon-mode MOTD (see manpage caveat)\n");
b3708acf 656 rprintf(F," -c, --checksum skip based on checksum, not mod-time & size\n");
16edf865 657 rprintf(F," -a, --archive archive mode; equals -rlptgoD (no -H,-A,-X)\n");
8938d67e 658 rprintf(F," --no-OPTION turn off an implied OPTION (e.g. --no-D)\n");
704f908e
AT		 659 rprintf(F," -r, --recursive recurse into directories\n");
660 rprintf(F," -R, --relative use relative path names\n");
11bfaf63 661 rprintf(F," --no-implied-dirs don't send implied dirs with --relative\n");
6839140e 662 rprintf(F," -b, --backup make backups (see --suffix & --backup-dir)\n");
b3708acf
WD		 663 rprintf(F," --backup-dir=DIR make backups into hierarchy based in DIR\n");
664 rprintf(F," --suffix=SUFFIX set backup suffix (default %s w/o --backup-dir)\n",BACKUP_SUFFIX);
665 rprintf(F," -u, --update skip files that are newer on the receiver\n");
4ce838e1 666 rprintf(F," --inplace update destination files in-place (SEE MAN PAGE)\n");
a015788d 667 rprintf(F," --append append data onto shorter files\n");
936fa865 668 rprintf(F," --append-verify like --append, but with old data in file checksum\n");
65e4cda0 669 rprintf(F," -d, --dirs transfer directories without recursing\n");
13e29995 670 rprintf(F," -l, --links copy symlinks as symlinks\n");
b3708acf
WD		 671 rprintf(F," -L, --copy-links transform symlink into referent file/dir\n");
672 rprintf(F," --copy-unsafe-links only \"unsafe\" symlinks are transformed\n");
673 rprintf(F," --safe-links ignore symlinks that point outside the source tree\n");
41adbcec 674 rprintf(F," --munge-links munge symlinks to make them safer (but unusable)\n");
2dbf36ef 675 rprintf(F," -k, --copy-dirlinks transform symlink to a dir into referent dir\n");
65e4cda0 676 rprintf(F," -K, --keep-dirlinks treat symlinked dir on receiver as dir\n");
2dbf36ef 677 rprintf(F," -H, --hard-links preserve hard links\n");
704f908e 678 rprintf(F," -p, --perms preserve permissions\n");
344f9ba7 679 rprintf(F," -E, --executability preserve the file's executability\n");
dfe1ed5e 680 rprintf(F," --chmod=CHMOD affect file and/or directory permissions\n");
1c3344a1
WD		 681#ifdef SUPPORT_ACLS
682 rprintf(F," -A, --acls preserve ACLs (implies --perms)\n");
16edf865
WD		 683#endif
684#ifdef SUPPORT_XATTRS
3caafdfd 685 rprintf(F," -X, --xattrs preserve extended attributes\n");
1c3344a1 686#endif
def97ff9 687 rprintf(F," -o, --owner preserve owner (super-user only)\n");
704f908e 688 rprintf(F," -g, --group preserve group\n");
def97ff9 689 rprintf(F," --devices preserve device files (super-user only)\n");
b5c6a6ae
WD		 690 rprintf(F," --specials preserve special files\n");
691 rprintf(F," -D same as --devices --specials\n");
42b06481
WD		 692 rprintf(F," -t, --times preserve modification times\n");
693 rprintf(F," -O, --omit-dir-times omit directories from --times\n");
def97ff9 694 rprintf(F," --super receiver attempts super-user activities\n");
9439c0cb
WD		 695#ifdef SUPPORT_XATTRS
696 rprintf(F," --fake-super store/recover privileged attrs using xattrs\n");
697#endif
704f908e 698 rprintf(F," -S, --sparse handle sparse files efficiently\n");
d100e733 699 rprintf(F," -n, --dry-run perform a trial run with no changes made\n");
f7a2ac07 700 rprintf(F," -W, --whole-file copy files whole (without delta-xfer algorithm)\n");
704f908e 701 rprintf(F," -x, --one-file-system don't cross filesystem boundaries\n");
9cd339eb 702 rprintf(F," -B, --block-size=SIZE force a fixed checksum block-size\n");
b3708acf 703 rprintf(F," -e, --rsh=COMMAND specify the remote shell to use\n");
05ee4866 704 rprintf(F," --rsync-path=PROGRAM specify the rsync to run on the remote machine\n");
fcecb70b
WD		 705 rprintf(F," --existing skip creating new files on receiver\n");
706 rprintf(F," --ignore-existing skip updating files that already exist on receiver\n");
47c11975 707 rprintf(F," --remove-source-files sender removes synchronized files (non-dirs)\n");
3359acb8 708 rprintf(F," --del an alias for --delete-during\n");
fcecb70b 709 rprintf(F," --delete delete extraneous files from destination dirs\n");
e0e32031
WD		 710 rprintf(F," --delete-before receiver deletes before transfer, not during\n");
711 rprintf(F," --delete-during receiver deletes during transfer (default)\n");
b0cacef1 712 rprintf(F," --delete-delay find deletions during, delete after\n");
e0e32031 713 rprintf(F," --delete-after receiver deletes after transfer, not during\n");
fcecb70b 714 rprintf(F," --delete-excluded also delete excluded files from destination dirs\n");
db2b5cb7 715 rprintf(F," --ignore-errors delete even if there are I/O errors\n");
51d48398 716 rprintf(F," --force force deletion of directories even if not empty\n");
0b73ca12 717 rprintf(F," --max-delete=NUM don't delete more than NUM files\n");
7d5acf1d 718 rprintf(F," --max-size=SIZE don't transfer any file larger than SIZE\n");
74de13d1 719 rprintf(F," --min-size=SIZE don't transfer any file smaller than SIZE\n");
c95da96a 720 rprintf(F," --partial keep partially transferred files\n");
a7260c40 721 rprintf(F," --partial-dir=DIR put a partially transferred file into DIR\n");
b3708acf 722 rprintf(F," --delay-updates put all updated files into place at transfer's end\n");
876c9936 723 rprintf(F," -m, --prune-empty-dirs prune empty directory chains from the file-list\n");
704f908e 724 rprintf(F," --numeric-ids don't map uid/gid values by user/group name\n");
ba22c9e2
WD		 725 rprintf(F," --timeout=SECONDS set I/O timeout in seconds\n");
726 rprintf(F," --contimeout=SECONDS set daemon connection timeout in seconds\n");
b3708acf 727 rprintf(F," -I, --ignore-times don't skip files that match in size and mod-time\n");
7a2eca41 728 rprintf(F," -M, --remote-option=OPTION send OPTION to the remote side only\n");
b3708acf
WD		 729 rprintf(F," --size-only skip files that match in size\n");
730 rprintf(F," --modify-window=NUM compare mod-times with reduced accuracy\n");
4db88e5b 731 rprintf(F," -T, --temp-dir=DIR create temporary files in directory DIR\n");
c4ed1487 732 rprintf(F," -y, --fuzzy find similar file for basis if no dest file\n");
375a4556 733 rprintf(F," --compare-dest=DIR also compare destination files relative to DIR\n");
1de3e99b 734 rprintf(F," --copy-dest=DIR ... and include copies of unchanged files\n");
e012f858 735 rprintf(F," --link-dest=DIR hardlink to files in DIR when unchanged\n");
f924946e 736 rprintf(F," -z, --compress compress file data during the transfer\n");
854a1aad 737 rprintf(F," --compress-level=NUM explicitly set compression level\n");
b1e436ec 738 rprintf(F," --skip-compress=LIST skip compressing files with a suffix in LIST\n");
b3708acf 739 rprintf(F," -C, --cvs-exclude auto-ignore files the same way CVS does\n");
aa4d3b4c 740 rprintf(F," -f, --filter=RULE add a file-filtering RULE\n");
9c71f56a 741 rprintf(F," -F same as --filter='dir-merge /.rsync-filter'\n");
aa4d3b4c 742 rprintf(F," repeated: --filter='- .rsync-filter'\n");
2acf81eb 743 rprintf(F," --exclude=PATTERN exclude files matching PATTERN\n");
b3708acf 744 rprintf(F," --exclude-from=FILE read exclude patterns from FILE\n");
2acf81eb 745 rprintf(F," --include=PATTERN don't exclude files matching PATTERN\n");
b3708acf
WD		 746 rprintf(F," --include-from=FILE read include patterns from FILE\n");
747 rprintf(F," --files-from=FILE read list of source-file names from FILE\n");
72316028 748 rprintf(F," -0, --from0 all *-from/filter files are delimited by 0s\n");
7a4addaa 749 rprintf(F," -s, --protect-args no space-splitting; only wildcard special-chars\n");
b4ef0bca 750 rprintf(F," --address=ADDRESS bind address for outgoing socket to daemon\n");
b4713295 751 rprintf(F," --port=PORT specify double-colon alternate port number\n");
831f06a5 752 rprintf(F," --sockopts=OPTIONS specify custom TCP options\n");
db2b5cb7 753 rprintf(F," --blocking-io use blocking I/O for the remote shell\n");
b3708acf 754 rprintf(F," --stats give some file-transfer stats\n");
a6a27602 755 rprintf(F," -8, --8-bit-output leave high-bit chars unescaped in output\n");
05724c07 756 rprintf(F," -h, --human-readable output numbers in a human-readable format\n");
dfa32483 757 rprintf(F," --progress show progress during transfer\n");
b3708acf 758 rprintf(F," -P same as --partial --progress\n");
b78296cb 759 rprintf(F," -i, --itemize-changes output a change-summary for all updates\n");
b3e4e7ef
WD		 760 rprintf(F," --out-format=FORMAT output updates using the specified FORMAT\n");
761 rprintf(F," --log-file=FILE log what we're doing to the specified FILE\n");
762 rprintf(F," --log-file-format=FMT log updates using the specified FMT\n");
09a54c39 763 rprintf(F," --password-file=FILE read daemon-access password from FILE\n");
65e4cda0 764 rprintf(F," --list-only list the files instead of copying them\n");
b3708acf
WD		 765 rprintf(F," --bwlimit=KBPS limit I/O bandwidth; KBytes per second\n");
766 rprintf(F," --write-batch=FILE write a batched update to FILE\n");
11e758a4 767 rprintf(F," --only-write-batch=FILE like --write-batch but w/o updating destination\n");
b3708acf 768 rprintf(F," --read-batch=FILE read a batched update from FILE\n");
da9f5926 769 rprintf(F," --protocol=NUM force an older protocol version to be used\n");
332cf6df 770#ifdef ICONV_OPTION
84e1a34e 771 rprintf(F," --iconv=CONVERT_SPEC request charset conversion of filenames\n");
332cf6df 772#endif
4db88e5b
WD		 773 rprintf(F," -4, --ipv4 prefer IPv4\n");
774 rprintf(F," -6, --ipv6 prefer IPv6\n");
4a34c6f1 775 rprintf(F," --version print version number\n");
375d8f91 776 rprintf(F,"(-h) --help show this help (-h works with no other options)\n");
7a6421fa 777
b64ee91a
WD		 778 rprintf(F,"\n");
779 rprintf(F,"Use \"rsync --daemon --help\" to see the daemon-mode command-line options.\n");
3ac7f5d4 780 rprintf(F,"Please see the rsync(1) and rsyncd.conf(5) man pages for full documentation.\n");
2855f61f 781 rprintf(F,"See http://rsync.samba.org/ for updates, bug reports, and answers\n");
7a6421fa
AT		 782}
783
3ac7f5d4 784enum {OPT_VERSION = 1000, OPT_DAEMON, OPT_SENDER, OPT_EXCLUDE, OPT_EXCLUDE_FROM,
05724c07 785 OPT_FILTER, OPT_COMPARE_DEST, OPT_COPY_DEST, OPT_LINK_DEST, OPT_HELP,
e16adcdf 786 OPT_INCLUDE, OPT_INCLUDE_FROM, OPT_MODIFY_WINDOW, OPT_MIN_SIZE, OPT_CHMOD,
9ac756c6 787 OPT_READ_BATCH, OPT_WRITE_BATCH, OPT_ONLY_WRITE_BATCH, OPT_MAX_SIZE,
951e826b 788 OPT_NO_D, OPT_APPEND, OPT_NO_ICONV, OPT_INFO, OPT_DEBUG,
0ccffd7c 789 OPT_SERVER, OPT_REFUSED_BASE = 9000};
7a6421fa 790
2855f61f
MP		 791static struct poptOption long_options[] = {
792 /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
05724c07 793 {"help", 0, POPT_ARG_NONE, 0, OPT_HELP, 0, 0 },
8db7cc2c 794 {"version", 0, POPT_ARG_NONE, 0, OPT_VERSION, 0, 0},
e86e2fa1 795 {"verbose", 'v', POPT_ARG_NONE, 0, 'v', 0, 0 },
b6164938 796 {"no-verbose", 0, POPT_ARG_VAL, &verbose, 0, 0, 0 },
4afcb709 797 {"no-v", 0, POPT_ARG_VAL, &verbose, 0, 0, 0 },
951e826b
WD		 798 {"info", 0, POPT_ARG_STRING, 0, OPT_INFO, 0, 0 },
799 {"debug", 0, POPT_ARG_STRING, 0, OPT_DEBUG, 0, 0 },
eabc85ef 800 {"msgs2stderr", 0, POPT_ARG_NONE, &msgs2stderr, 0, 0, 0 },
e86e2fa1 801 {"quiet", 'q', POPT_ARG_NONE, 0, 'q', 0, 0 },
dc1f7b9e
WD		 802 {"motd", 0, POPT_ARG_VAL, &output_motd, 1, 0, 0 },
803 {"no-motd", 0, POPT_ARG_VAL, &output_motd, 0, 0, 0 },
e86e2fa1 804 {"stats", 0, POPT_ARG_NONE, &do_stats, 0, 0, 0 },
3ca9e5d8 805 {"human-readable", 'h', POPT_ARG_NONE, 0, 'h', 0, 0},
8487f9cf
WD		 806 {"no-human-readable",0, POPT_ARG_VAL, &human_readable, 0, 0, 0},
807 {"no-h", 0, POPT_ARG_VAL, &human_readable, 0, 0, 0},
e86e2fa1 808 {"dry-run", 'n', POPT_ARG_NONE, &dry_run, 0, 0, 0 },
b6164938
WD		 809 {"archive", 'a', POPT_ARG_NONE, 0, 'a', 0, 0 },
810 {"recursive", 'r', POPT_ARG_VAL, &recurse, 2, 0, 0 },
811 {"no-recursive", 0, POPT_ARG_VAL, &recurse, 0, 0, 0 },
8487f9cf 812 {"no-r", 0, POPT_ARG_VAL, &recurse, 0, 0, 0 },
5275029d 813 {"inc-recursive", 0, POPT_ARG_VAL, &allow_inc_recurse, 1, 0, 0 },
5275029d 814 {"no-inc-recursive", 0, POPT_ARG_VAL, &allow_inc_recurse, 0, 0, 0 },
d6ca255c
WD		 815 {"i-r", 0, POPT_ARG_VAL, &allow_inc_recurse, 1, 0, 0 },
816 {"no-i-r", 0, POPT_ARG_VAL, &allow_inc_recurse, 0, 0, 0 },
e86e2fa1 817 {"dirs", 'd', POPT_ARG_VAL, &xfer_dirs, 2, 0, 0 },
b6164938
WD		 818 {"no-dirs", 0, POPT_ARG_VAL, &xfer_dirs, 0, 0, 0 },
819 {"no-d", 0, POPT_ARG_VAL, &xfer_dirs, 0, 0, 0 },
73cb6738
WD		 820 {"old-dirs", 0, POPT_ARG_VAL, &xfer_dirs, 4, 0, 0 },
821 {"old-d", 0, POPT_ARG_VAL, &xfer_dirs, 4, 0, 0 },
b6164938
WD		 822 {"perms", 'p', POPT_ARG_VAL, &preserve_perms, 1, 0, 0 },
823 {"no-perms", 0, POPT_ARG_VAL, &preserve_perms, 0, 0, 0 },
824 {"no-p", 0, POPT_ARG_VAL, &preserve_perms, 0, 0, 0 },
344f9ba7 825 {"executability", 'E', POPT_ARG_NONE, &preserve_executability, 0, 0, 0 },
1c3344a1
WD		 826 {"acls", 'A', POPT_ARG_NONE, 0, 'A', 0, 0 },
827 {"no-acls", 0, POPT_ARG_VAL, &preserve_acls, 0, 0, 0 },
828 {"no-A", 0, POPT_ARG_VAL, &preserve_acls, 0, 0, 0 },
16edf865
WD		 829 {"xattrs", 'X', POPT_ARG_NONE, 0, 'X', 0, 0 },
830 {"no-xattrs", 0, POPT_ARG_VAL, &preserve_xattrs, 0, 0, 0 },
831 {"no-X", 0, POPT_ARG_VAL, &preserve_xattrs, 0, 0, 0 },
f9998046 832 {"times", 't', POPT_ARG_VAL, &preserve_times, 2, 0, 0 },
b6164938
WD		 833 {"no-times", 0, POPT_ARG_VAL, &preserve_times, 0, 0, 0 },
834 {"no-t", 0, POPT_ARG_VAL, &preserve_times, 0, 0, 0 },
f9998046 835 {"omit-dir-times", 'O', POPT_ARG_VAL, &omit_dir_times, 1, 0, 0 },
eb7a6e09
WD		 836 {"no-omit-dir-times",0, POPT_ARG_VAL, &omit_dir_times, 0, 0, 0 },
837 {"no-O", 0, POPT_ARG_VAL, &omit_dir_times, 0, 0, 0 },
38b9170c 838 {"modify-window", 0, POPT_ARG_INT, &modify_window, OPT_MODIFY_WINDOW, 0, 0 },
def97ff9
WD		 839 {"super", 0, POPT_ARG_VAL, &am_root, 2, 0, 0 },
840 {"no-super", 0, POPT_ARG_VAL, &am_root, 0, 0, 0 },
9439c0cb 841 {"fake-super", 0, POPT_ARG_VAL, &am_root, -1, 0, 0 },
b6164938
WD		 842 {"owner", 'o', POPT_ARG_VAL, &preserve_uid, 1, 0, 0 },
843 {"no-owner", 0, POPT_ARG_VAL, &preserve_uid, 0, 0, 0 },
844 {"no-o", 0, POPT_ARG_VAL, &preserve_uid, 0, 0, 0 },
845 {"group", 'g', POPT_ARG_VAL, &preserve_gid, 1, 0, 0 },
846 {"no-group", 0, POPT_ARG_VAL, &preserve_gid, 0, 0, 0 },
847 {"no-g", 0, POPT_ARG_VAL, &preserve_gid, 0, 0, 0 },
b5c6a6ae
WD		 848 {0, 'D', POPT_ARG_NONE, 0, 'D', 0, 0 },
849 {"no-D", 0, POPT_ARG_NONE, 0, OPT_NO_D, 0, 0 },
850 {"devices", 0, POPT_ARG_VAL, &preserve_devices, 1, 0, 0 },
b6164938 851 {"no-devices", 0, POPT_ARG_VAL, &preserve_devices, 0, 0, 0 },
b5c6a6ae
WD		 852 {"specials", 0, POPT_ARG_VAL, &preserve_specials, 1, 0, 0 },
853 {"no-specials", 0, POPT_ARG_VAL, &preserve_specials, 0, 0, 0 },
e86e2fa1 854 {"links", 'l', POPT_ARG_VAL, &preserve_links, 1, 0, 0 },
b6164938
WD		 855 {"no-links", 0, POPT_ARG_VAL, &preserve_links, 0, 0, 0 },
856 {"no-l", 0, POPT_ARG_VAL, &preserve_links, 0, 0, 0 },
e86e2fa1
WD		 857 {"copy-links", 'L', POPT_ARG_NONE, &copy_links, 0, 0, 0 },
858 {"copy-unsafe-links",0, POPT_ARG_NONE, &copy_unsafe_links, 0, 0, 0 },
859 {"safe-links", 0, POPT_ARG_NONE, &safe_symlinks, 0, 0, 0 },
41adbcec
WD		 860 {"munge-links", 0, POPT_ARG_VAL, &munge_symlinks, 1, 0, 0 },
861 {"no-munge-links", 0, POPT_ARG_VAL, &munge_symlinks, 0, 0, 0 },
2dbf36ef 862 {"copy-dirlinks", 'k', POPT_ARG_NONE, &copy_dirlinks, 0, 0, 0 },
e86e2fa1 863 {"keep-dirlinks", 'K', POPT_ARG_NONE, &keep_dirlinks, 0, 0, 0 },
e0e32031 864 {"hard-links", 'H', POPT_ARG_NONE, 0, 'H', 0, 0 },
beab3078
WD		 865 {"no-hard-links", 0, POPT_ARG_VAL, &preserve_hard_links, 0, 0, 0 },
866 {"no-H", 0, POPT_ARG_VAL, &preserve_hard_links, 0, 0, 0 },
e86e2fa1
WD		 867 {"relative", 'R', POPT_ARG_VAL, &relative_paths, 1, 0, 0 },
868 {"no-relative", 0, POPT_ARG_VAL, &relative_paths, 0, 0, 0 },
b6164938 869 {"no-R", 0, POPT_ARG_VAL, &relative_paths, 0, 0, 0 },
2dbf36ef 870 {"implied-dirs", 0, POPT_ARG_VAL, &implied_dirs, 1, 0, 0 },
e86e2fa1 871 {"no-implied-dirs", 0, POPT_ARG_VAL, &implied_dirs, 0, 0, 0 },
d6ca255c
WD		 872 {"i-d", 0, POPT_ARG_VAL, &implied_dirs, 1, 0, 0 },
873 {"no-i-d", 0, POPT_ARG_VAL, &implied_dirs, 0, 0, 0 },
e16adcdf 874 {"chmod", 0, POPT_ARG_STRING, 0, OPT_CHMOD, 0, 0 },
afb6e945
WD		 875 {"ignore-times", 'I', POPT_ARG_NONE, &ignore_times, 0, 0, 0 },
876 {"size-only", 0, POPT_ARG_NONE, &size_only, 0, 0, 0 },
243c995f 877 {"one-file-system", 'x', POPT_ARG_NONE, 0, 'x', 0, 0 },
28fb6365
WD		 878 {"no-one-file-system",'x',POPT_ARG_VAL, &one_file_system, 0, 0, 0 },
879 {"no-x", 'x', POPT_ARG_VAL, &one_file_system, 0, 0, 0 },
e86e2fa1 880 {"update", 'u', POPT_ARG_NONE, &update_only, 0, 0, 0 },
e90aab49 881 {"existing", 0, POPT_ARG_NONE, &ignore_non_existing, 0, 0, 0 },
e90aab49 882 {"ignore-non-existing",0,POPT_ARG_NONE, &ignore_non_existing, 0, 0, 0 },
d2da915c 883 {"ignore-existing", 0, POPT_ARG_NONE, &ignore_existing, 0, 0, 0 },
aeb213ea 884 {"max-size", 0, POPT_ARG_STRING, &max_size_arg, OPT_MAX_SIZE, 0, 0 },
74de13d1 885 {"min-size", 0, POPT_ARG_STRING, &min_size_arg, OPT_MIN_SIZE, 0, 0 },
852e763b
WD		 886 {"sparse", 'S', POPT_ARG_VAL, &sparse_files, 1, 0, 0 },
887 {"no-sparse", 0, POPT_ARG_VAL, &sparse_files, 0, 0, 0 },
888 {"no-S", 0, POPT_ARG_VAL, &sparse_files, 0, 0, 0 },
889 {"inplace", 0, POPT_ARG_VAL, &inplace, 1, 0, 0 },
890 {"no-inplace", 0, POPT_ARG_VAL, &inplace, 0, 0, 0 },
936fa865
WD		 891 {"append", 0, POPT_ARG_NONE, 0, OPT_APPEND, 0, 0 },
892 {"append-verify", 0, POPT_ARG_VAL, &append_mode, 2, 0, 0 },
893 {"no-append", 0, POPT_ARG_VAL, &append_mode, 0, 0, 0 },
3671987f 894 {"del", 0, POPT_ARG_NONE, &delete_during, 0, 0, 0 },
3359acb8 895 {"delete", 0, POPT_ARG_NONE, &delete_mode, 0, 0, 0 },
e0e32031 896 {"delete-before", 0, POPT_ARG_NONE, &delete_before, 0, 0, 0 },
b0cacef1
WD		 897 {"delete-during", 0, POPT_ARG_VAL, &delete_during, 1, 0, 0 },
898 {"delete-delay", 0, POPT_ARG_VAL, &delete_during, 2, 0, 0 },
51d48398
WD		 899 {"delete-after", 0, POPT_ARG_NONE, &delete_after, 0, 0, 0 },
900 {"delete-excluded", 0, POPT_ARG_NONE, &delete_excluded, 0, 0, 0 },
47c11975
WD		 901 {"remove-sent-files",0, POPT_ARG_VAL, &remove_source_files, 2, 0, 0 }, /* deprecated */
902 {"remove-source-files",0,POPT_ARG_VAL, &remove_source_files, 1, 0, 0 },
852e763b
WD		 903 {"force", 0, POPT_ARG_VAL, &force_delete, 1, 0, 0 },
904 {"no-force", 0, POPT_ARG_VAL, &force_delete, 0, 0, 0 },
905 {"ignore-errors", 0, POPT_ARG_VAL, &ignore_errors, 1, 0, 0 },
906 {"no-ignore-errors", 0, POPT_ARG_VAL, &ignore_errors, 0, 0, 0 },
e86e2fa1
WD		 907 {"max-delete", 0, POPT_ARG_INT, &max_delete, 0, 0, 0 },
908 {0, 'F', POPT_ARG_NONE, 0, 'F', 0, 0 },
aa4d3b4c 909 {"filter", 'f', POPT_ARG_STRING, 0, OPT_FILTER, 0, 0 },
8db7cc2c
WD		 910 {"exclude", 0, POPT_ARG_STRING, 0, OPT_EXCLUDE, 0, 0 },
911 {"include", 0, POPT_ARG_STRING, 0, OPT_INCLUDE, 0, 0 },
912 {"exclude-from", 0, POPT_ARG_STRING, 0, OPT_EXCLUDE_FROM, 0, 0 },
913 {"include-from", 0, POPT_ARG_STRING, 0, OPT_INCLUDE_FROM, 0, 0 },
afb6e945 914 {"cvs-exclude", 'C', POPT_ARG_NONE, &cvs_exclude, 0, 0, 0 },
afb6e945
WD		 915 {"whole-file", 'W', POPT_ARG_VAL, &whole_file, 1, 0, 0 },
916 {"no-whole-file", 0, POPT_ARG_VAL, &whole_file, 0, 0, 0 },
b6164938 917 {"no-W", 0, POPT_ARG_VAL, &whole_file, 0, 0, 0 },
8487f9cf
WD		 918 {"checksum", 'c', POPT_ARG_VAL, &always_checksum, 1, 0, 0 },
919 {"no-checksum", 0, POPT_ARG_VAL, &always_checksum, 0, 0, 0 },
920 {"no-c", 0, POPT_ARG_VAL, &always_checksum, 0, 0, 0 },
a06b419d 921 {"block-size", 'B', POPT_ARG_LONG, &block_size, 0, 0, 0 },
e012f858 922 {"compare-dest", 0, POPT_ARG_STRING, 0, OPT_COMPARE_DEST, 0, 0 },
1de3e99b 923 {"copy-dest", 0, POPT_ARG_STRING, 0, OPT_COPY_DEST, 0, 0 },
e012f858 924 {"link-dest", 0, POPT_ARG_STRING, 0, OPT_LINK_DEST, 0, 0 },
852e763b
WD		 925 {"fuzzy", 'y', POPT_ARG_VAL, &fuzzy_basis, 1, 0, 0 },
926 {"no-fuzzy", 0, POPT_ARG_VAL, &fuzzy_basis, 0, 0, 0 },
492ad042 927 {"no-y", 0, POPT_ARG_VAL, &fuzzy_basis, 0, 0, 0 },
854a1aad 928 {"compress", 'z', POPT_ARG_NONE, 0, 'z', 0, 0 },
8487f9cf
WD		 929 {"no-compress", 0, POPT_ARG_VAL, &do_compression, 0, 0, 0 },
930 {"no-z", 0, POPT_ARG_VAL, &do_compression, 0, 0, 0 },
852e763b 931 {"skip-compress", 0, POPT_ARG_STRING, &skip_compress, 0, 0, 0 },
854a1aad 932 {"compress-level", 0, POPT_ARG_INT, &def_compress_level, 'z', 0, 0 },
11bfaf63 933 {0, 'P', POPT_ARG_NONE, 0, 'P', 0, 0 },
b6164938
WD		 934 {"progress", 0, POPT_ARG_VAL, &do_progress, 1, 0, 0 },
935 {"no-progress", 0, POPT_ARG_VAL, &do_progress, 0, 0, 0 },
936 {"partial", 0, POPT_ARG_VAL, &keep_partial, 1, 0, 0 },
937 {"no-partial", 0, POPT_ARG_VAL, &keep_partial, 0, 0, 0 },
a7260c40 938 {"partial-dir", 0, POPT_ARG_STRING, &partial_dir, 0, 0, 0 },
8487f9cf
WD		 939 {"delay-updates", 0, POPT_ARG_VAL, &delay_updates, 1, 0, 0 },
940 {"no-delay-updates", 0, POPT_ARG_VAL, &delay_updates, 0, 0, 0 },
852e763b
WD		 941 {"prune-empty-dirs",'m', POPT_ARG_VAL, &prune_empty_dirs, 1, 0, 0 },
942 {"no-prune-empty-dirs",0,POPT_ARG_VAL, &prune_empty_dirs, 0, 0, 0 },
943 {"no-m", 0, POPT_ARG_VAL, &prune_empty_dirs, 0, 0, 0 },
87c0f9d6 944 {"log-file", 0, POPT_ARG_STRING, &logfile_name, 0, 0, 0 },
b3e4e7ef
WD		 945 {"log-file-format", 0, POPT_ARG_STRING, &logfile_format, 0, 0, 0 },
946 {"out-format", 0, POPT_ARG_STRING, &stdout_format, 0, 0, 0 },
947 {"log-format", 0, POPT_ARG_STRING, &stdout_format, 0, 0, 0 }, /* DEPRECATED */
487094a0 948 {"itemize-changes", 'i', POPT_ARG_NONE, 0, 'i', 0, 0 },
8487f9cf
WD		 949 {"no-itemize-changes",0, POPT_ARG_VAL, &itemize_changes, 0, 0, 0 },
950 {"no-i", 0, POPT_ARG_VAL, &itemize_changes, 0, 0, 0 },
afb6e945 951 {"bwlimit", 0, POPT_ARG_INT, &bwlimit, 0, 0, 0 },
8487f9cf
WD		 952 {"no-bwlimit", 0, POPT_ARG_VAL, &bwlimit, 0, 0, 0 },
953 {"backup", 'b', POPT_ARG_VAL, &make_backups, 1, 0, 0 },
954 {"no-backup", 0, POPT_ARG_VAL, &make_backups, 0, 0, 0 },
afb6e945 955 {"backup-dir", 0, POPT_ARG_STRING, &backup_dir, 0, 0, 0 },
e86e2fa1
WD		 956 {"suffix", 0, POPT_ARG_STRING, &backup_suffix, 0, 0, 0 },
957 {"list-only", 0, POPT_ARG_VAL, &list_only, 2, 0, 0 },
8db7cc2c
WD		 958 {"read-batch", 0, POPT_ARG_STRING, &batch_name, OPT_READ_BATCH, 0, 0 },
959 {"write-batch", 0, POPT_ARG_STRING, &batch_name, OPT_WRITE_BATCH, 0, 0 },
11e758a4 960 {"only-write-batch", 0, POPT_ARG_STRING, &batch_name, OPT_ONLY_WRITE_BATCH, 0, 0 },
ea5164d1 961 {"files-from", 0, POPT_ARG_STRING, &files_from, 0, 0, 0 },
8487f9cf
WD		 962 {"from0", '0', POPT_ARG_VAL, &eol_nulls, 1, 0, 0},
963 {"no-from0", 0, POPT_ARG_VAL, &eol_nulls, 0, 0, 0},
c35d6e35
WD		 964 {"protect-args", 's', POPT_ARG_VAL, &protect_args, 1, 0, 0},
965 {"no-protect-args", 0, POPT_ARG_VAL, &protect_args, 0, 0, 0},
966 {"no-s", 0, POPT_ARG_VAL, &protect_args, 0, 0, 0},
8487f9cf
WD		 967 {"numeric-ids", 0, POPT_ARG_VAL, &numeric_ids, 1, 0, 0 },
968 {"no-numeric-ids", 0, POPT_ARG_VAL, &numeric_ids, 0, 0, 0 },
e86e2fa1 969 {"timeout", 0, POPT_ARG_INT, &io_timeout, 0, 0, 0 },
8487f9cf 970 {"no-timeout", 0, POPT_ARG_VAL, &io_timeout, 0, 0, 0 },
ba22c9e2 971 {"contimeout", 0, POPT_ARG_INT, &connect_timeout, 0, 0, 0 },
852e763b 972 {"no-contimeout", 0, POPT_ARG_VAL, &connect_timeout, 0, 0, 0 },
e86e2fa1
WD		 973 {"rsh", 'e', POPT_ARG_STRING, &shell_cmd, 0, 0, 0 },
974 {"rsync-path", 0, POPT_ARG_STRING, &rsync_path, 0, 0, 0 },
975 {"temp-dir", 'T', POPT_ARG_STRING, &tmpdir, 0, 0, 0 },
332cf6df
WD		 976#ifdef ICONV_OPTION
977 {"iconv", 0, POPT_ARG_STRING, &iconv_opt, 0, 0, 0 },
0b52f94d 978 {"no-iconv", 0, POPT_ARG_NONE, 0, OPT_NO_ICONV, 0, 0 },
332cf6df 979#endif
3dd22903
WD		 980 {"ipv4", '4', POPT_ARG_VAL, &default_af_hint, AF_INET, 0, 0 },
981 {"ipv6", '6', POPT_ARG_VAL, &default_af_hint, AF_INET6, 0, 0 },
852e763b
WD		 982 {"8-bit-output", '8', POPT_ARG_VAL, &allow_8bit_chars, 1, 0, 0 },
983 {"no-8-bit-output", 0, POPT_ARG_VAL, &allow_8bit_chars, 0, 0, 0 },
984 {"no-8", 0, POPT_ARG_VAL, &allow_8bit_chars, 0, 0, 0 },
8487f9cf 985 {"qsort", 0, POPT_ARG_NONE, &use_qsort, 0, 0, 0 },
e86e2fa1
WD		 986 {"address", 0, POPT_ARG_STRING, &bind_address, 0, 0, 0 },
987 {"port", 0, POPT_ARG_INT, &rsync_port, 0, 0, 0 },
831f06a5 988 {"sockopts", 0, POPT_ARG_STRING, &sockopts, 0, 0, 0 },
e86e2fa1
WD		 989 {"password-file", 0, POPT_ARG_STRING, &password_file, 0, 0, 0 },
990 {"blocking-io", 0, POPT_ARG_VAL, &blocking_io, 1, 0, 0 },
991 {"no-blocking-io", 0, POPT_ARG_VAL, &blocking_io, 0, 0, 0 },
7a2eca41 992 {"remote-option", 'M', POPT_ARG_STRING, 0, 'M', 0, 0 },
e86e2fa1
WD		 993 {"protocol", 0, POPT_ARG_INT, &protocol_version, 0, 0, 0 },
994 {"checksum-seed", 0, POPT_ARG_INT, &checksum_seed, 0, 0, 0 },
0ccffd7c 995 {"server", 0, POPT_ARG_NONE, 0, OPT_SERVER, 0, 0 },
e86e2fa1
WD		 996 {"sender", 0, POPT_ARG_NONE, 0, OPT_SENDER, 0, 0 },
997 /* All the following options switch us into daemon-mode option-parsing. */
3ac7f5d4
WD		 998 {"config", 0, POPT_ARG_STRING, 0, OPT_DAEMON, 0, 0 },
999 {"daemon", 0, POPT_ARG_NONE, 0, OPT_DAEMON, 0, 0 },
2206abf8 1000 {"dparam", 0, POPT_ARG_STRING, 0, OPT_DAEMON, 0, 0 },
1f35babc 1001 {"detach", 0, POPT_ARG_NONE, 0, OPT_DAEMON, 0, 0 },
3ac7f5d4 1002 {"no-detach", 0, POPT_ARG_NONE, 0, OPT_DAEMON, 0, 0 },
3ac7f5d4
WD		 1003 {0,0,0,0, 0, 0, 0}
1004};
1005
1006static void daemon_usage(enum logcode F)
1007{
1008 print_rsync_version(F);
1009
b64ee91a
WD		 1010 rprintf(F,"\n");
1011 rprintf(F,"Usage: rsync --daemon [OPTION]...\n");
3ac7f5d4 1012 rprintf(F," --address=ADDRESS bind to the specified address\n");
b3708acf 1013 rprintf(F," --bwlimit=KBPS limit I/O bandwidth; KBytes per second\n");
3ac7f5d4 1014 rprintf(F," --config=FILE specify alternate rsyncd.conf file\n");
2206abf8 1015 rprintf(F," -M, --dparam=OVERRIDE override global daemon config parameter\n");
3ac7f5d4 1016 rprintf(F," --no-detach do not detach from the parent\n");
b3708acf 1017 rprintf(F," --port=PORT listen on alternate port number\n");
87c0f9d6 1018 rprintf(F," --log-file=FILE override the \"log file\" setting\n");
232658d9 1019 rprintf(F," --log-file-format=FMT override the \"log format\" setting\n");
831f06a5 1020 rprintf(F," --sockopts=OPTIONS specify custom TCP options\n");
1bd9db74 1021 rprintf(F," -v, --verbose increase verbosity\n");
3ac7f5d4
WD		 1022 rprintf(F," -4, --ipv4 prefer IPv4\n");
1023 rprintf(F," -6, --ipv6 prefer IPv6\n");
05724c07 1024 rprintf(F," --help show this help screen\n");
3ac7f5d4 1025
b64ee91a
WD		 1026 rprintf(F,"\n");
1027 rprintf(F,"If you were not trying to invoke rsync as a daemon, avoid using any of the\n");
3ac7f5d4
WD		 1028 rprintf(F,"daemon-specific rsync options. See also the rsyncd.conf(5) man page.\n");
1029}
1030
1031static struct poptOption long_daemon_options[] = {
1032 /* longName, shortName, argInfo, argPtr, value, descrip, argDesc */
1033 {"address", 0, POPT_ARG_STRING, &bind_address, 0, 0, 0 },
9fb08441 1034 {"bwlimit", 0, POPT_ARG_INT, &daemon_bwlimit, 0, 0, 0 },
3ac7f5d4
WD		 1035 {"config", 0, POPT_ARG_STRING, &config_file, 0, 0, 0 },
1036 {"daemon", 0, POPT_ARG_NONE, &daemon_opt, 0, 0, 0 },
2206abf8 1037 {"dparam", 'M', POPT_ARG_STRING, 0, 'M', 0, 0 },
3ac7f5d4
WD		 1038 {"ipv4", '4', POPT_ARG_VAL, &default_af_hint, AF_INET, 0, 0 },
1039 {"ipv6", '6', POPT_ARG_VAL, &default_af_hint, AF_INET6, 0, 0 },
1f35babc 1040 {"detach", 0, POPT_ARG_VAL, &no_detach, 0, 0, 0 },
8487f9cf 1041 {"no-detach", 0, POPT_ARG_VAL, &no_detach, 1, 0, 0 },
87c0f9d6 1042 {"log-file", 0, POPT_ARG_STRING, &logfile_name, 0, 0, 0 },
232658d9 1043 {"log-file-format", 0, POPT_ARG_STRING, &logfile_format, 0, 0, 0 },
3ac7f5d4 1044 {"port", 0, POPT_ARG_INT, &rsync_port, 0, 0, 0 },
831f06a5 1045 {"sockopts", 0, POPT_ARG_STRING, &sockopts, 0, 0, 0 },
3ac7f5d4
WD		 1046 {"protocol", 0, POPT_ARG_INT, &protocol_version, 0, 0, 0 },
1047 {"server", 0, POPT_ARG_NONE, &am_server, 0, 0, 0 },
b8cc3587 1048 {"temp-dir", 'T', POPT_ARG_STRING, &tmpdir, 0, 0, 0 },
1bd9db74 1049 {"verbose", 'v', POPT_ARG_NONE, 0, 'v', 0, 0 },
b6e22a47
WD		 1050 {"no-verbose", 0, POPT_ARG_VAL, &verbose, 0, 0, 0 },
1051 {"no-v", 0, POPT_ARG_VAL, &verbose, 0, 0, 0 },
3ac7f5d4 1052 {"help", 'h', POPT_ARG_NONE, 0, 'h', 0, 0 },
ad715008 1053 {0,0,0,0, 0, 0, 0}
2855f61f 1054};
7a6421fa 1055
06963d0f 1056
e51094b7 1057static char err_buf[200];
cd8185f2 1058
2855f61f 1059
dafe63ca
MP		 1060/**
1061 * Store the option error message, if any, so that we can log the
1062 * connection attempt (which requires parsing the options), and then
1063 * show the error later on.
1064 **/
cd8185f2
AT		 1065void option_error(void)
1066{
e51094b7 1067 if (!err_buf[0]) {
c9bce0b8
WD		 1068 strlcpy(err_buf, "Error parsing options: option may "
1069 "be supported on client but not on server?\n",
1070 sizeof err_buf);
cd8185f2 1071 }
e51094b7 1072
e51094b7 1073 rprintf(FERROR, RSYNC_NAME ": %s", err_buf);
8f1dc165 1074 msleep(20);
cd8185f2
AT		 1075}
1076
dafe63ca
MP		 1077
1078/**
27ed20f7
WD		 1079 * Tweak the option table to disable all options that the rsyncd.conf
1080 * file has told us to refuse.
dafe63ca 1081 **/
27ed20f7 1082static void set_refuse_options(char *bp)
cd8185f2 1083{
27ed20f7 1084 struct poptOption *op;
093e816c 1085 char *cp, shortname[2];
d73e7f6e 1086 int is_wild, found_match;
093e816c
WD		 1087
1088 shortname[1] = '\0';
27ed20f7
WD		 1089
1090 while (1) {
06a50542
WD		 1091 while (*bp == ' ') bp++;
1092 if (!*bp)
1093 break;
27ed20f7
WD		 1094 if ((cp = strchr(bp, ' ')) != NULL)
1095 *cp= '\0';
093e816c 1096 is_wild = strpbrk(bp, "*?[") != NULL;
d73e7f6e 1097 found_match = 0;
55afbb52 1098 for (op = long_options; ; op++) {
093e816c 1099 *shortname = op->shortName;
d73e7f6e
WD		 1100 if (!op->longName && !*shortname)
1101 break;
1102 if ((op->longName && wildmatch(bp, op->longName))
684d7582 1103 || (*shortname && wildmatch(bp, shortname))) {
e57211c5
WD		 1104 if (op->argInfo == POPT_ARG_VAL)
1105 op->argInfo = POPT_ARG_NONE;
06a50542 1106 op->val = (op - long_options) + OPT_REFUSED_BASE;
d73e7f6e 1107 found_match = 1;
3671987f
WD		 1108 /* These flags are set to let us easily check
1109 * an implied option later in the code. */
1110 switch (*shortname) {
3671987f
WD		 1111 case 'r': case 'd': case 'l': case 'p':
1112 case 't': case 'g': case 'o': case 'D':
1113 refused_archive_part = op->val;
1114 break;
854a1aad
WD		 1115 case 'z':
1116 refused_compress = op->val;
1117 break;
3671987f
WD		 1118 case '\0':
1119 if (wildmatch("delete", op->longName))
1120 refused_delete = op->val;
3296f91b
WD		 1121 else if (wildmatch("delete-before", op->longName))
1122 refused_delete_before = op->val;
e0e32031
WD		 1123 else if (wildmatch("delete-during", op->longName))
1124 refused_delete_during = op->val;
3671987f
WD		 1125 else if (wildmatch("partial", op->longName))
1126 refused_partial = op->val;
1127 else if (wildmatch("progress", op->longName))
1128 refused_progress = op->val;
a015788d
WD		 1129 else if (wildmatch("inplace", op->longName))
1130 refused_inplace = op->val;
0b52f94d
WD		 1131 else if (wildmatch("no-iconv", op->longName))
1132 refused_no_iconv = op->val;
3671987f
WD		 1133 break;
1134 }
06a50542
WD		 1135 if (!is_wild)
1136 break;
27ed20f7 1137 }
cd8185f2 1138 }
d73e7f6e
WD		 1139 if (!found_match) {
1140 rprintf(FLOG, "No match for refuse-options string \"%s\"\n",
1141 bp);
1142 }
27ed20f7
WD		 1143 if (!cp)
1144 break;
1145 *cp = ' ';
1146 bp = cp + 1;
cd8185f2 1147 }
cd8185f2
AT		 1148}
1149
1150
8db7cc2c 1151static int count_args(const char **argv)
2855f61f 1152{
dfa32483 1153 int i = 0;
2855f61f 1154
8db7cc2c
WD		 1155 if (argv) {
1156 while (argv[i] != NULL)
1157 i++;
1158 }
dfa32483
WD		 1159
1160 return i;
2855f61f
MP		 1161}
1162
1163
837d01dd 1164static OFF_T parse_size_arg(char **size_arg, char def_suf)
95e107db 1165{
3c19f72c
WD		 1166 int reps, mult, make_compatible = 0;
1167 const char *arg;
1168 OFF_T size = 1;
95e107db 1169
2dc7b8bd 1170 for (arg = *size_arg; isDigit(arg); arg++) {}
95e107db 1171 if (*arg == '.')
2dc7b8bd 1172 for (arg++; isDigit(arg); arg++) {}
3c19f72c 1173 switch (*arg && *arg != '+' && *arg != '-' ? *arg++ : def_suf) {
837d01dd 1174 case 'b': case 'B':
3c19f72c 1175 reps = 0;
837d01dd 1176 break;
95e107db 1177 case 'k': case 'K':
3c19f72c 1178 reps = 1;
95e107db
WD		 1179 break;
1180 case 'm': case 'M':
3c19f72c 1181 reps = 2;
95e107db
WD		 1182 break;
1183 case 'g': case 'G':
3c19f72c 1184 reps = 3;
95e107db
WD		 1185 break;
1186 default:
3c19f72c 1187 return -1;
95e107db 1188 }
3c19f72c
WD		 1189 if (*arg == 'b' || *arg == 'B')
1190 mult = 1000, make_compatible = 1, arg++;
1191 else if (!*arg || *arg == '+' || *arg == '-')
1192 mult = 1024;
1193 else if (strncasecmp(arg, "ib", 2) == 0)
1194 mult = 1024, arg += 2;
1195 else
1196 return -1;
1197 while (reps--)
1198 size *= mult;
1199 size *= atof(*size_arg);
1200 if ((*arg == '+' || *arg == '-') && arg[1] == '1')
1201 size += atoi(arg), make_compatible = 1, arg += 2;
1202 if (*arg)
1203 return -1;
aeb213ea 1204 if (size > 0 && make_compatible) {
74de13d1
WD		 1205 /* We convert this manually because we may need %lld precision,
1206 * and that's not a portable sprintf() escape. */
8f14cc49 1207 char buf[128], *s = buf + sizeof buf - 1;
aeb213ea 1208 OFF_T num = size;
8f14cc49 1209 *s = '\0';
aeb213ea 1210 while (num) {
26404276 1211 *--s = (char)(num % 10) + '0';
aeb213ea
WD		 1212 num /= 10;
1213 }
1214 if (!(*size_arg = strdup(s)))
1215 out_of_memory("parse_size_arg");
1216 }
95e107db
WD		 1217 return size;
1218}
1219
1220
3671987f
WD		 1221static void create_refuse_error(int which)
1222{
1223 /* The "which" value is the index + OPT_REFUSED_BASE. */
1224 struct poptOption *op = &long_options[which - OPT_REFUSED_BASE];
1225 int n = snprintf(err_buf, sizeof err_buf,
1226 "The server is configured to refuse --%s\n",
1227 op->longName) - 1;
1228 if (op->shortName) {
1229 snprintf(err_buf + n, sizeof err_buf - n,
1230 " (-%c)\n", op->shortName);
1231 }
1232}
1233
1234
dafe63ca
MP		 1235/**
1236 * Process command line arguments. Called on both local and remote.
1237 *
1238 * @retval 1 if all options are OK; with globals set to appropriate
1239 * values
1240 *
1241 * @retval 0 on error, with err_buf containing an explanation
1242 **/
53936ef9 1243int parse_arguments(int *argc_p, const char ***argv_p)
7a6421fa 1244{
7a4addaa 1245 static poptContext pc;
ffbffc64
WD		 1246 char *ref = lp_refuse_options(module_id);
1247 const char *arg, **argv = *argv_p;
1248 int argc = *argc_p;
1249 int opt;
d853783f 1250
27ed20f7
WD		 1251 if (ref && *ref)
1252 set_refuse_options(ref);
0b52f94d 1253 if (am_daemon) {
232658d9 1254 set_refuse_options("log-file*");
2357a51e 1255#ifdef ICONV_OPTION
0b52f94d
WD		 1256 if (!*lp_charset(module_id))
1257 set_refuse_options("iconv");
2357a51e 1258#endif
0b52f94d 1259 }
27ed20f7 1260
332cf6df 1261#ifdef ICONV_OPTION
a4453606 1262 if (!am_daemon && !protect_args && (arg = getenv("RSYNC_ICONV")) != NULL && *arg)
332cf6df
WD		 1263 iconv_opt = strdup(arg);
1264#endif
1265
dfa32483 1266 /* TODO: Call poptReadDefaultConfig; handle errors. */
cd8185f2 1267
dfa32483
WD		 1268 /* The context leaks in case of an error, but if there's a
1269 * problem we always exit anyhow. */
7a4addaa
WD		 1270 if (pc)
1271 poptFreeContext(pc);
1272 pc = poptGetContext(RSYNC_NAME, argc, argv, long_options, 0);
1273 if (!am_server)
1274 poptReadDefaultConfig(pc, 0);
2855f61f
MP		 1275
1276 while ((opt = poptGetNextOpt(pc)) != -1) {
dfa32483
WD		 1277 /* most options are handled automatically by popt;
1278 * only special cases are returned and listed here. */
2855f61f 1279
d853783f
AT		 1280 switch (opt) {
1281 case OPT_VERSION:
dfa32483 1282 print_rsync_version(FINFO);
d853783f 1283 exit_cleanup(0);
dfa32483 1284
0ccffd7c
WD		 1285 case OPT_SERVER:
1286 if (!am_server) {
1287 /* Disable popt aliases on the server side and
1288 * then start parsing the options again. */
1289 poptFreeContext(pc);
ffbffc64 1290 pc = poptGetContext(RSYNC_NAME, argc, argv,
0ccffd7c
WD		 1291 long_options, 0);
1292 am_server = 1;
1293 }
332cf6df
WD		 1294#ifdef ICONV_OPTION
1295 iconv_opt = NULL;
1296#endif
0ccffd7c
WD		 1297 break;
1298
1299 case OPT_SENDER:
1300 if (!am_server) {
1301 usage(FERROR);
1302 exit_cleanup(RERR_SYNTAX);
1303 }
1304 am_sender = 1;
1305 break;
1306
3ac7f5d4
WD		 1307 case OPT_DAEMON:
1308 if (am_daemon) {
c9bce0b8
WD		 1309 strlcpy(err_buf,
1310 "Attempt to hack rsync thwarted!\n",
1311 sizeof err_buf);
3ac7f5d4
WD		 1312 return 0;
1313 }
332cf6df
WD		 1314#ifdef ICONV_OPTION
1315 iconv_opt = NULL;
1316#endif
3ac7f5d4 1317 poptFreeContext(pc);
ffbffc64 1318 pc = poptGetContext(RSYNC_NAME, argc, argv,
3ac7f5d4
WD		 1319 long_daemon_options, 0);
1320 while ((opt = poptGetNextOpt(pc)) != -1) {
2206abf8 1321 char **cpp;
3ac7f5d4
WD		 1322 switch (opt) {
1323 case 'h':
1324 daemon_usage(FINFO);
1325 exit_cleanup(0);
1326
2206abf8
WD		 1327 case 'M':
1328 arg = poptGetOptArg(pc);
1329 if (!strchr(arg, '=')) {
1330 rprintf(FERROR,
1331 "--dparam value is missing an '=': %s\n",
1332 arg);
1333 goto daemon_error;
1334 }
1335 cpp = EXPAND_ITEM_LIST(&dparam_list, char *, 4);
1336 *cpp = strdup(arg);
1337 break;
1338
1bd9db74
WD		 1339 case 'v':
1340 verbose++;
1341 break;
1342
3ac7f5d4
WD		 1343 default:
1344 rprintf(FERROR,
1345 "rsync: %s: %s (in daemon mode)\n",
1346 poptBadOption(pc, POPT_BADOPTION_NOALIAS),
1347 poptStrerror(opt));
1348 goto daemon_error;
1349 }
1350 }
b6e22a47 1351
2206abf8
WD		 1352 if (dparam_list.count && !set_dparams(1))
1353 exit_cleanup(RERR_SYNTAX);
1354
b6e22a47
WD		 1355 if (tmpdir && strlen(tmpdir) >= MAXPATHLEN - 10) {
1356 snprintf(err_buf, sizeof err_buf,
1357 "the --temp-dir path is WAY too long.\n");
1358 return 0;
1359 }
1360
3ac7f5d4
WD		 1361 if (!daemon_opt) {
1362 rprintf(FERROR, "Daemon option(s) used without --daemon.\n");
1363 daemon_error:
1364 rprintf(FERROR,
1365 "(Type \"rsync --daemon --help\" for assistance with daemon mode.)\n");
1366 exit_cleanup(RERR_SYNTAX);
1367 }
b6e22a47 1368
ffbffc64
WD		 1369 *argv_p = argv = poptGetArgs(pc);
1370 *argc_p = argc = count_args(argv);
7f2a1f65 1371 am_starting_up = 0;
3ac7f5d4
WD		 1372 daemon_opt = 0;
1373 am_daemon = 1;
1374 return 1;
1375
5b56cc19 1376 case OPT_MODIFY_WINDOW:
dfa32483
WD		 1377 /* The value has already been set by popt, but
1378 * we need to remember that we're using a
1379 * non-default setting. */
5b56cc19
AT		 1380 modify_window_set = 1;
1381 break;
1de50993 1382
aa4d3b4c 1383 case OPT_FILTER:
3a5e9224 1384 parse_rule(&filter_list, poptGetOptArg(pc), 0, 0);
d853783f
AT		 1385 break;
1386
aa4d3b4c 1387 case OPT_EXCLUDE:
3a5e9224 1388 parse_rule(&filter_list, poptGetOptArg(pc),
0a68f869 1389 0, XFLG_OLD_PREFIXES);
aa4d3b4c
WD		 1390 break;
1391
d853783f 1392 case OPT_INCLUDE:
3a5e9224 1393 parse_rule(&filter_list, poptGetOptArg(pc),
0a68f869 1394 MATCHFLG_INCLUDE, XFLG_OLD_PREFIXES);
d853783f
AT		 1395 break;
1396
1397 case OPT_EXCLUDE_FROM:
93695764 1398 case OPT_INCLUDE_FROM:
7be73df4 1399 arg = poptGetOptArg(pc);
1a7f3d99 1400 if (sanitize_paths)
d48810ba 1401 arg = sanitize_path(NULL, arg, NULL, 0, SP_DEFAULT);
819bfe45 1402 if (daemon_filter_list.head) {
200aec7d 1403 int rej;
a1018691 1404 char *dir, *cp = strdup(arg);
d3ef9859
WD		 1405 if (!cp)
1406 out_of_memory("parse_arguments");
3671987f
WD		 1407 if (!*cp)
1408 goto options_rejected;
a1018691
WD		 1409 dir = cp + (*cp == '/' ? module_dirlen : 0);
1410 clean_fname(dir, CFN_COLLAPSE_DOT_DOT_DIRS);
1df02d13 1411 rej = check_filter(&daemon_filter_list, FLOG, dir, 0) < 0;
d3ef9859 1412 free(cp);
200aec7d
WD		 1413 if (rej)
1414 goto options_rejected;
ba3db479 1415 }
3a5e9224
WD		 1416 parse_filter_file(&filter_list, arg,
1417 opt == OPT_INCLUDE_FROM ? MATCHFLG_INCLUDE : 0,
1418 XFLG_FATAL_ERRORS | XFLG_OLD_PREFIXES);
93695764
DD		 1419 break;
1420
b6164938
WD		 1421 case 'a':
1422 if (refused_archive_part) {
1423 create_refuse_error(refused_archive_part);
1424 return 0;
1425 }
1426 if (!recurse) /* preserve recurse == 2 */
1427 recurse = 1;
1428#ifdef SUPPORT_LINKS
1429 preserve_links = 1;
1430#endif
1431 preserve_perms = 1;
f9998046 1432 preserve_times = 2;
b6164938
WD		 1433 preserve_gid = 1;
1434 preserve_uid = 1;
1435 preserve_devices = 1;
b5c6a6ae
WD		 1436 preserve_specials = 1;
1437 break;
1438
1439 case 'D':
1440 preserve_devices = preserve_specials = 1;
1441 break;
1442
1443 case OPT_NO_D:
1444 preserve_devices = preserve_specials = 0;
b6164938
WD		 1445 break;
1446
3ca9e5d8
WD		 1447 case 'h':
1448 human_readable++;
1449 break;
1450
e0e32031
WD		 1451 case 'H':
1452 preserve_hard_links++;
1453 break;
1454
487094a0
WD		 1455 case 'i':
1456 itemize_changes++;
1457 break;
1458
d853783f
AT		 1459 case 'v':
1460 verbose++;
1461 break;
7a6421fa 1462
b86f0cef 1463 case 'q':
53936ef9 1464 quiet++;
b86f0cef
DD		 1465 break;
1466
243c995f
WD		 1467 case 'x':
1468 one_file_system++;
1469 break;
1470
aa4d3b4c
WD		 1471 case 'F':
1472 switch (++F_option_cnt) {
1473 case 1:
3a5e9224 1474 parse_rule(&filter_list,": /.rsync-filter",0,0);
aa4d3b4c
WD		 1475 break;
1476 case 2:
3a5e9224 1477 parse_rule(&filter_list,"- .rsync-filter",0,0);
aa4d3b4c
WD		 1478 break;
1479 }
1480 break;
1481
d9fcc198 1482 case 'P':
3671987f
WD		 1483 if (refused_partial || refused_progress) {
1484 create_refuse_error(refused_partial
1485 ? refused_partial : refused_progress);
1486 return 0;
1487 }
d9fcc198
AT		 1488 do_progress = 1;
1489 keep_partial = 1;
1490 break;
1491
854a1aad
WD		 1492 case 'z':
1493 if (def_compress_level < Z_DEFAULT_COMPRESSION
1494 || def_compress_level > Z_BEST_COMPRESSION) {
1495 snprintf(err_buf, sizeof err_buf,
1496 "--compress-level value is invalid: %d\n",
1497 def_compress_level);
1498 return 0;
1499 }
1500 do_compression = def_compress_level != Z_NO_COMPRESSION;
1501 if (do_compression && refused_compress) {
1502 create_refuse_error(refused_compress);
1503 return 0;
1504 }
1505 break;
1506
7a2eca41
WD		 1507 case 'M':
1508 arg = poptGetOptArg(pc);
1509 if (*arg != '-') {
1510 snprintf(err_buf, sizeof err_buf,
1511 "Remote option must start with a dash: %s\n", arg);
1512 return 0;
1513 }
1514 if (remote_option_cnt+2 >= remote_option_alloc) {
1515 remote_option_alloc += 16;
1516 remote_options = realloc_array(remote_options,
1517 const char *, remote_option_alloc);
1518 if (!remote_options)
1519 out_of_memory("parse_arguments");
1520 if (!remote_option_cnt)
1521 remote_options[0] = "ARG0";
1522 }
1523 remote_options[++remote_option_cnt] = arg;
1524 remote_options[remote_option_cnt+1] = NULL;
1525 break;
1526
088aac85 1527 case OPT_WRITE_BATCH:
9b3318b0 1528 /* batch_name is already set */
088aac85
DD		 1529 write_batch = 1;
1530 break;
1531
11e758a4
WD		 1532 case OPT_ONLY_WRITE_BATCH:
1533 /* batch_name is already set */
1534 write_batch = -1;
1535 break;
1536
76f79ba7 1537 case OPT_READ_BATCH:
9b3318b0 1538 /* batch_name is already set */
6902ed17
MP		 1539 read_batch = 1;
1540 break;
ea5164d1 1541
0b52f94d 1542 case OPT_NO_ICONV:
15dbffc2 1543#ifdef ICONV_OPTION
0b52f94d 1544 iconv_opt = NULL;
15dbffc2 1545#endif
0b52f94d
WD		 1546 break;
1547
7d5acf1d 1548 case OPT_MAX_SIZE:
837d01dd 1549 if ((max_size = parse_size_arg(&max_size_arg, 'b')) <= 0) {
e012f858 1550 snprintf(err_buf, sizeof err_buf,
7d5acf1d
WD		 1551 "--max-size value is invalid: %s\n",
1552 max_size_arg);
e012f858 1553 return 0;
7d5acf1d
WD		 1554 }
1555 break;
1556
74de13d1
WD		 1557 case OPT_MIN_SIZE:
1558 if ((min_size = parse_size_arg(&min_size_arg, 'b')) <= 0) {
1559 snprintf(err_buf, sizeof err_buf,
1560 "--min-size value is invalid: %s\n",
1561 min_size_arg);
1562 return 0;
1563 }
1564 break;
1565
936fa865
WD		 1566 case OPT_APPEND:
1567 if (am_server)
1568 append_mode++;
1569 else
1570 append_mode = 1;
1571 break;
1572
59c95e42 1573 case OPT_LINK_DEST:
fcecb70b 1574#ifdef SUPPORT_HARD_LINKS
59c95e42 1575 link_dest = 1;
e012f858
WD		 1576 dest_option = "--link-dest";
1577 goto set_dest_dir;
59c95e42 1578#else
d175d7e1 1579 snprintf(err_buf, sizeof err_buf,
dfa32483 1580 "hard links are not supported on this %s\n",
59c95e42 1581 am_server ? "server" : "client");
59c95e42
DD		 1582 return 0;
1583#endif
1584
1de3e99b
WD		 1585 case OPT_COPY_DEST:
1586 copy_dest = 1;
1587 dest_option = "--copy-dest";
1588 goto set_dest_dir;
1589
e012f858
WD		 1590 case OPT_COMPARE_DEST:
1591 compare_dest = 1;
1592 dest_option = "--compare-dest";
1593 set_dest_dir:
3b26bba0 1594 if (basis_dir_cnt >= MAX_BASIS_DIRS) {
e012f858
WD		 1595 snprintf(err_buf, sizeof err_buf,
1596 "ERROR: at most %d %s args may be specified\n",
1597 MAX_BASIS_DIRS, dest_option);
1598 return 0;
1599 }
ad77db8b
WD		 1600 /* We defer sanitizing this arg until we know what
1601 * our destination directory is going to be. */
1602 basis_dir[basis_dir_cnt++] = (char *)poptGetOptArg(pc);
e012f858
WD		 1603 break;
1604
e16adcdf
WD		 1605 case OPT_CHMOD:
1606 arg = poptGetOptArg(pc);
bbe42182 1607 if (!parse_chmod(arg, &chmod_modes)) {
e16adcdf
WD		 1608 snprintf(err_buf, sizeof err_buf,
1609 "Invalid argument passed to --chmod (%s)\n",
1610 arg);
1611 return 0;
1612 }
1613 break;
1614
951e826b
WD		 1615 case OPT_INFO:
1616 arg = poptGetOptArg(pc);
1617 parse_output_words(info_words, info_levels, arg, USER_PRIORITY);
1618 break;
1619
1620 case OPT_DEBUG:
1621 arg = poptGetOptArg(pc);
1622 parse_output_words(debug_words, debug_levels, arg, USER_PRIORITY);
1623 break;
1624
f5a910dd
WD		 1625 case OPT_HELP:
1626 usage(FINFO);
1627 exit_cleanup(0);
1628
1c3344a1
WD		 1629 case 'A':
1630#ifdef SUPPORT_ACLS
1631 preserve_acls = 1;
1632 preserve_perms = 1;
1633 break;
1634#else
1635 /* FIXME: this should probably be ignored with a
eb8f5c74
WD		 1636 * warning and then countermeasures taken to
1637 * restrict group and other access in the presence
1638 * of any more restrictive ACLs, but this is safe
1c3344a1
WD		 1639 * for now */
1640 snprintf(err_buf,sizeof(err_buf),
1641 "ACLs are not supported on this %s\n",
1642 am_server ? "server" : "client");
1643 return 0;
1644#endif
1645
16edf865
WD		 1646 case 'X':
1647#ifdef SUPPORT_XATTRS
524eaa82 1648 preserve_xattrs++;
16edf865
WD		 1649 break;
1650#else
1651 snprintf(err_buf,sizeof(err_buf),
1652 "extended attributes are not supported on this %s\n",
1653 am_server ? "server" : "client");
1654 return 0;
1655#endif
1c3344a1 1656
d853783f 1657 default:
55afbb52 1658 /* A large opt value means that set_refuse_options()
3671987f 1659 * turned this option off. */
c67d1386 1660 if (opt >= OPT_REFUSED_BASE) {
3671987f
WD		 1661 create_refuse_error(opt);
1662 return 0;
27ed20f7 1663 }
3671987f
WD		 1664 snprintf(err_buf, sizeof err_buf, "%s%s: %s\n",
1665 am_server ? "on remote machine: " : "",
1666 poptBadOption(pc, POPT_BADOPTION_NOALIAS),
1667 poptStrerror(opt));
dfa32483 1668 return 0;
d853783f 1669 }
7a6421fa 1670 }
2855f61f 1671
20893751 1672 if (human_readable && argc == 2 && !am_server) {
3ca9e5d8 1673 /* Allow the old meaning of 'h' (--help) on its own. */
05724c07
WD		 1674 usage(FINFO);
1675 exit_cleanup(0);
1676 }
1677
951e826b
WD		 1678 set_output_verbosity(verbose, DEFAULT_PRIORITY);
1679
1680 if (do_stats && !am_server) {
1681 parse_output_words(info_words, info_levels,
1682 verbose > 1 ? "stats3" : "stats2", DEFAULT_PRIORITY);
1683 }
1684
332cf6df 1685#ifdef ICONV_OPTION
a4453606 1686 if (iconv_opt && protect_args != 2) {
332cf6df
WD		 1687 if (!am_server && strcmp(iconv_opt, "-") == 0)
1688 iconv_opt = NULL;
1689 else
1690 need_unsorted_flist = 1;
1691 }
0b52f94d
WD		 1692 if (refused_no_iconv && !iconv_opt) {
1693 create_refuse_error(refused_no_iconv);
1694 return 0;
1695 }
332cf6df
WD		 1696#endif
1697
53936ef9
WD		 1698 if (protect_args == 1 && am_server)
1699 return 1;
a4453606 1700
73cb6738
WD		 1701 *argv_p = argv = poptGetArgs(pc);
1702 *argc_p = argc = count_args(argv);
1703
4f5b0756 1704#ifndef SUPPORT_LINKS
54e87b4b 1705 if (preserve_links && !am_sender) {
e1add893
WD		 1706 snprintf(err_buf, sizeof err_buf,
1707 "symlinks are not supported on this %s\n",
1708 am_server ? "server" : "client");
e1add893
WD		 1709 return 0;
1710 }
1711#endif
1712
4f5b0756 1713#ifndef SUPPORT_HARD_LINKS
e1add893
WD		 1714 if (preserve_hard_links) {
1715 snprintf(err_buf, sizeof err_buf,
1716 "hard links are not supported on this %s\n",
1717 am_server ? "server" : "client");
e1add893
WD		 1718 return 0;
1719 }
1720#endif
1721
cbbd8e2e
WD		 1722#ifdef SUPPORT_XATTRS
1723 if (am_root < 0 && preserve_xattrs > 1) {
1724 snprintf(err_buf, sizeof err_buf,
1725 "--fake-super conflicts with -XX\n");
1726 return 0;
1727 }
1728#else
9439c0cb
WD		 1729 if (am_root < 0) {
1730 snprintf(err_buf, sizeof err_buf,
1731 "--fake-super requires an rsync with extended attributes enabled\n");
1732 return 0;
1733 }
1734#endif
1735
088aac85 1736 if (write_batch && read_batch) {
c3ea0990 1737 snprintf(err_buf, sizeof err_buf,
36119893 1738 "--write-batch and --read-batch can not be used together\n");
c3ea0990 1739 return 0;
088aac85 1740 }
11e758a4 1741 if (write_batch > 0 || read_batch) {
94327ff0
WD		 1742 if (am_server) {
1743 rprintf(FINFO,
1744 "ignoring --%s-batch option sent to server\n",
1745 write_batch ? "write" : "read");
1746 /* We don't actually exit_cleanup(), so that we can
1747 * still service older version clients that still send
1748 * batch args to server. */
1749 read_batch = write_batch = 0;
1750 batch_name = NULL;
254ee3ba
WD		 1751 } else if (dry_run)
1752 write_batch = 0;
69e2b4ee
WD		 1753 } else if (write_batch < 0 && dry_run)
1754 write_batch = 0;
36119893 1755 if (read_batch && files_from) {
c3ea0990 1756 snprintf(err_buf, sizeof err_buf,
36119893 1757 "--read-batch cannot be used with --files-from\n");
c3ea0990 1758 return 0;
36119893 1759 }
9b3318b0 1760 if (batch_name && strlen(batch_name) > MAX_BATCH_NAME_LEN) {
c3ea0990 1761 snprintf(err_buf, sizeof err_buf,
9b3318b0
WD		 1762 "the batch-file name must be %d characters or less.\n",
1763 MAX_BATCH_NAME_LEN);
c3ea0990 1764 return 0;
beb93684 1765 }
088aac85 1766
ce58b1b4 1767 if (tmpdir && strlen(tmpdir) >= MAXPATHLEN - 10) {
c3ea0990
WD		 1768 snprintf(err_buf, sizeof err_buf,
1769 "the --temp-dir path is WAY too long.\n");
1770 return 0;
ce58b1b4
WD		 1771 }
1772
7b9598b2
WD		 1773 if (max_delete < 0 && max_delete != INT_MIN) {
1774 /* Negative numbers are treated as "no deletions". */
1775 max_delete = 0;
1776 }
1777
1de3e99b 1778 if (compare_dest + copy_dest + link_dest > 1) {
e012f858 1779 snprintf(err_buf, sizeof err_buf,
1de3e99b 1780 "You may not mix --compare-dest, --copy-dest, and --link-dest.\n");
e012f858
WD		 1781 return 0;
1782 }
1783
b6164938
WD		 1784 if (files_from) {
1785 if (recurse == 1) /* preserve recurse == 2 */
1786 recurse = 0;
550d4e23 1787 if (xfer_dirs < 0)
b6164938 1788 xfer_dirs = 1;
dfa32483 1789 }
51d48398 1790
20893751 1791 if (argc < 2 && !read_batch && !am_server)
73cb6738
WD		 1792 list_only |= 1;
1793
1794 if (xfer_dirs >= 4) {
1795 parse_rule(&filter_list, "- /*/*", 0, 0);
1796 recurse = xfer_dirs = 1;
1797 } else if (recurse)
1798 xfer_dirs = 1;
1799 else if (xfer_dirs < 0)
1800 xfer_dirs = list_only ? 1 : 0;
dfa32483 1801
ea5164d1
WD		 1802 if (relative_paths < 0)
1803 relative_paths = files_from? 1 : 0;
89f2a4c2
WD		 1804 if (!relative_paths)
1805 implied_dirs = 0;
ea5164d1 1806
e0e32031 1807 if (delete_before + !!delete_during + delete_after > 1) {
3359acb8 1808 snprintf(err_buf, sizeof err_buf,
c6eb7fad 1809 "You may not combine multiple --delete-WHEN options.\n");
3359acb8
WD		 1810 return 0;
1811 }
f5a910dd 1812 if (delete_before || delete_during || delete_after)
51d48398 1813 delete_mode = 1;
3296f91b 1814 else if (delete_mode || delete_excluded) {
e0e32031 1815 /* Only choose now between before & during if one is refused. */
3296f91b 1816 if (refused_delete_before) {
e0e32031
WD		 1817 if (!refused_delete_during)
1818 delete_during = 1;
1819 else {
1820 create_refuse_error(refused_delete_before);
1821 return 0;
1822 }
1823 } else if (refused_delete_during)
1824 delete_before = 1;
1825 delete_mode = 1;
3296f91b 1826 }
89fb5026
WD		 1827 if (!xfer_dirs && delete_mode) {
1828 snprintf(err_buf, sizeof err_buf,
1829 "--delete does not work without -r or -d.\n");
1830 return 0;
f5a910dd 1831 }
51d48398 1832
3671987f
WD		 1833 if (delete_mode && refused_delete) {
1834 create_refuse_error(refused_delete);
1835 return 0;
1836 }
1837
47c11975
WD		 1838 if (remove_source_files) {
1839 /* We only want to infer this refusal of --remove-source-files
07c6ae7d
WD		 1840 * via the refusal of "delete", not any of the "delete-FOO"
1841 * options. */
1842 if (refused_delete && am_sender) {
1843 create_refuse_error(refused_delete);
1844 return 0;
1845 }
1846 need_messages_from_generator = 1;
1847 }
1848
41adbcec
WD		 1849 if (munge_symlinks && !am_daemon) {
1850 STRUCT_STAT st;
1851 char prefix[SYMLINK_PREFIX_LEN]; /* NOT +1 ! */
1852 strlcpy(prefix, SYMLINK_PREFIX, sizeof prefix); /* trim the trailing slash */
1853 if (do_stat(prefix, &st) == 0 && S_ISDIR(st.st_mode)) {
1854 rprintf(FERROR, "Symlink munging is unsafe when a %s directory exists.\n",
1855 prefix);
1856 exit_cleanup(RERR_UNSUPPORTED);
1857 }
1858 }
1859
7be73df4
WD		 1860 if (sanitize_paths) {
1861 int i;
ffbffc64 1862 for (i = argc; i-- > 0; )
d48810ba 1863 argv[i] = sanitize_path(NULL, argv[i], "", 0, SP_KEEP_DOT_DIRS);
1a7f3d99 1864 if (tmpdir)
d48810ba 1865 tmpdir = sanitize_path(NULL, tmpdir, NULL, 0, SP_DEFAULT);
1a7f3d99 1866 if (backup_dir)
d48810ba 1867 backup_dir = sanitize_path(NULL, backup_dir, NULL, 0, SP_DEFAULT);
7be73df4 1868 }
819bfe45
WD		 1869 if (daemon_filter_list.head && !am_sender) {
1870 struct filter_list_struct *elp = &daemon_filter_list;
c3ea0990 1871 if (tmpdir) {
a1018691 1872 char *dir;
3671987f
WD		 1873 if (!*tmpdir)
1874 goto options_rejected;
a1018691
WD		 1875 dir = tmpdir + (*tmpdir == '/' ? module_dirlen : 0);
1876 clean_fname(dir, CFN_COLLAPSE_DOT_DOT_DIRS);
1df02d13 1877 if (check_filter(elp, FLOG, dir, 1) < 0)
c3ea0990
WD		 1878 goto options_rejected;
1879 }
c3ea0990 1880 if (backup_dir) {
a1018691 1881 char *dir;
3671987f
WD		 1882 if (!*backup_dir)
1883 goto options_rejected;
a1018691
WD		 1884 dir = backup_dir + (*backup_dir == '/' ? module_dirlen : 0);
1885 clean_fname(dir, CFN_COLLAPSE_DOT_DOT_DIRS);
1df02d13 1886 if (check_filter(elp, FLOG, dir, 1) < 0)
f0fa8c6d 1887 goto options_rejected;
c3ea0990
WD		 1888 }
1889 }
7be73df4 1890
d175d7e1 1891 if (!backup_suffix)
e0391f81 1892 backup_suffix = backup_dir ? "" : BACKUP_SUFFIX;
d175d7e1 1893 backup_suffix_len = strlen(backup_suffix);
80ddadb7 1894 if (strchr(backup_suffix, '/') != NULL) {
c3ea0990
WD		 1895 snprintf(err_buf, sizeof err_buf,
1896 "--suffix cannot contain slashes: %s\n",
80ddadb7 1897 backup_suffix);
c3ea0990 1898 return 0;
80ddadb7 1899 }
e0391f81
WD		 1900 if (backup_dir) {
1901 backup_dir_len = strlcpy(backup_dir_buf, backup_dir, sizeof backup_dir_buf);
1902 backup_dir_remainder = sizeof backup_dir_buf - backup_dir_len;
1903 if (backup_dir_remainder < 32) {
c3ea0990
WD		 1904 snprintf(err_buf, sizeof err_buf,
1905 "the --backup-dir path is WAY too long.\n");
1906 return 0;
e0391f81
WD		 1907 }
1908 if (backup_dir_buf[backup_dir_len - 1] != '/') {
1909 backup_dir_buf[backup_dir_len++] = '/';
1910 backup_dir_buf[backup_dir_len] = '\0';
1911 }
951e826b 1912 if (INFO_GTE(BACKUP, 1) && !am_sender)
0ee6ca98 1913 rprintf(FINFO, "backup_dir is %s\n", backup_dir_buf);
8dcf9335 1914 } else if (!backup_suffix_len && (!am_server || !am_sender)) {
c3ea0990 1915 snprintf(err_buf, sizeof err_buf,
d175d7e1 1916 "--suffix cannot be a null string without --backup-dir\n");
c3ea0990 1917 return 0;
eb8f5c74
WD		 1918 } else if (make_backups && delete_mode && !delete_excluded && !am_server) {
1919 snprintf(backup_dir_buf, sizeof backup_dir_buf,
f41152d3 1920 "P *%s", backup_suffix);
eb8f5c74 1921 parse_rule(&filter_list, backup_dir_buf, 0, 0);
d175d7e1 1922 }
fbd91cae
WD		 1923
1924 if (make_backups && !backup_dir) {
1925 omit_dir_times = 0; /* Implied, so avoid -O to sender. */
1926 if (preserve_times > 1)
1927 preserve_times = 1;
1928 } else if (omit_dir_times) {
1929 if (preserve_times > 1)
1930 preserve_times = 1;
1931 }
d175d7e1 1932
b3e4e7ef
WD		 1933 if (stdout_format) {
1934 if (am_server && log_format_has(stdout_format, 'I'))
1935 stdout_format_has_i = 2;
1936 else if (log_format_has(stdout_format, 'i'))
1937 stdout_format_has_i = itemize_changes | 1;
1938 if (!log_format_has(stdout_format, 'b')
886df221
WD		 1939 && !log_format_has(stdout_format, 'c')
1940 && !log_format_has(stdout_format, 'C'))
e7651884
WD		 1941 log_before_transfer = !am_server;
1942 } else if (itemize_changes) {
b3e4e7ef
WD		 1943 stdout_format = "%i %n%L";
1944 stdout_format_has_i = itemize_changes;
e7651884
WD		 1945 log_before_transfer = !am_server;
1946 }
87383697 1947
951e826b
WD		 1948 if (do_progress && !am_server) {
1949 if (!log_before_transfer && INFO_EQ(NAME, 0))
1950 parse_output_words(info_words, info_levels, "name", DEFAULT_PRIORITY);
1951 parse_output_words(info_words, info_levels, "flist2,progress", DEFAULT_PRIORITY);
bb4e4d88 1952 }
87383697 1953
11e758a4
WD		 1954 if (dry_run)
1955 do_xfers = 0;
1956
9ac756c6
WD		 1957 set_io_timeout(io_timeout);
1958
951e826b 1959 if (INFO_GTE(NAME, 1) && !stdout_format) {
b3e4e7ef 1960 stdout_format = "%n%L";
87383697 1961 log_before_transfer = !am_server;
3671987f 1962 }
b3e4e7ef
WD		 1963 if (stdout_format_has_i || log_format_has(stdout_format, 'o'))
1964 stdout_format_has_o_or_i = 1;
e2559dbe 1965
232658d9 1966 if (logfile_name && !am_daemon) {
b3e4e7ef 1967 if (!logfile_format) {
232658d9 1968 logfile_format = "%i %n%L";
87c0f9d6 1969 logfile_format_has_i = logfile_format_has_o_or_i = 1;
b3e4e7ef
WD		 1970 } else {
1971 if (log_format_has(logfile_format, 'i'))
19b85876 1972 logfile_format_has_i = 1;
b3e4e7ef
WD		 1973 if (logfile_format_has_i || log_format_has(logfile_format, 'o'))
1974 logfile_format_has_o_or_i = 1;
87c0f9d6 1975 }
6dc9b74b 1976 log_init(0);
2873603a
WD		 1977 } else if (!am_daemon)
1978 logfile_format = NULL;
87c0f9d6 1979
9fb08441
WD		 1980 if (daemon_bwlimit && (!bwlimit || bwlimit > daemon_bwlimit))
1981 bwlimit = daemon_bwlimit;
3c74c3a3
WD		 1982 if (bwlimit) {
1983 bwlimit_writemax = (size_t)bwlimit * 128;
1984 if (bwlimit_writemax < 512)
1985 bwlimit_writemax = 512;
1986 }
1987
cfce9f6d 1988 if (sparse_files && inplace) {
c3851185 1989 /* Note: we don't check for this below, because --append is
cfce9f6d
WD		 1990 * OK with --sparse (as long as redos are handled right). */
1991 snprintf(err_buf, sizeof err_buf,
1992 "--sparse cannot be used with --inplace\n");
1993 return 0;
1994 }
1995
a015788d
WD		 1996 if (append_mode) {
1997 if (whole_file > 0) {
1998 snprintf(err_buf, sizeof err_buf,
1999 "--append cannot be used with --whole-file\n");
2000 return 0;
2001 }
2002 if (refused_inplace) {
2003 create_refuse_error(refused_inplace);
2004 return 0;
2005 }
2006 inplace = 1;
2007 }
2008
f06e7082 2009 if (delay_updates && !partial_dir)
77860bac 2010 partial_dir = tmp_partialdir;
f06e7082 2011
a3221d2a 2012 if (inplace) {
4f5b0756 2013#ifdef HAVE_FTRUNCATE
a7260c40
WD		 2014 if (partial_dir) {
2015 snprintf(err_buf, sizeof err_buf,
a015788d
WD		 2016 "--%s cannot be used with --%s\n",
2017 append_mode ? "append" : "inplace",
f06e7082 2018 delay_updates ? "delay-updates" : "partial-dir");
a7260c40
WD		 2019 return 0;
2020 }
3671987f
WD		 2021 /* --inplace implies --partial for refusal purposes, but we
2022 * clear the keep_partial flag for internal logic purposes. */
2023 if (refused_partial) {
2024 create_refuse_error(refused_partial);
2025 return 0;
2026 }
a3221d2a 2027 keep_partial = 0;
ded4daf0
WD		 2028#else
2029 snprintf(err_buf, sizeof err_buf,
a015788d
WD		 2030 "--%s is not supported on this %s\n",
2031 append_mode ? "append" : "inplace",
ded4daf0
WD		 2032 am_server ? "server" : "client");
2033 return 0;
2034#endif
075aa18f 2035 } else {
bc880cb8 2036 if (keep_partial && !partial_dir && !am_server) {
3671987f
WD		 2037 if ((arg = getenv("RSYNC_PARTIAL_DIR")) != NULL && *arg)
2038 partial_dir = strdup(arg);
2039 }
075aa18f 2040 if (partial_dir) {
3671987f 2041 if (*partial_dir)
b58bfb2f 2042 clean_fname(partial_dir, CFN_COLLAPSE_DOT_DOT_DIRS);
075aa18f
WD		 2043 if (!*partial_dir || strcmp(partial_dir, ".") == 0)
2044 partial_dir = NULL;
3671987f
WD		 2045 if (!partial_dir && refused_partial) {
2046 create_refuse_error(refused_partial);
2047 return 0;
2048 }
075aa18f
WD		 2049 keep_partial = 1;
2050 }
a3221d2a
WD		 2051 }
2052
ea5164d1 2053 if (files_from) {
305666bf
WD		 2054 char *h, *p;
2055 int q;
ffbffc64 2056 if (argc > 2 || (!am_daemon && argc == 1)) {
ea5164d1
WD		 2057 usage(FERROR);
2058 exit_cleanup(RERR_SYNTAX);
2059 }
63596e1c 2060 if (strcmp(files_from, "-") == 0) {
ea5164d1 2061 filesfrom_fd = 0;
63596e1c 2062 if (am_server)
305666bf
WD		 2063 filesfrom_host = ""; /* reading from socket */
2064 } else if ((p = check_for_hostspec(files_from, &h, &q)) != 0) {
ea5164d1 2065 if (am_server) {
305666bf
WD		 2066 snprintf(err_buf, sizeof err_buf,
2067 "The --files-from sent to the server cannot specify a host.\n");
2068 return 0;
ea5164d1 2069 }
305666bf
WD		 2070 files_from = p;
2071 filesfrom_host = h;
2072 if (strcmp(files_from, "-") == 0) {
c3ea0990
WD		 2073 snprintf(err_buf, sizeof err_buf,
2074 "Invalid --files-from remote filename\n");
2075 return 0;
ea5164d1
WD		 2076 }
2077 } else {
305666bf 2078 if (sanitize_paths)
d48810ba 2079 files_from = sanitize_path(NULL, files_from, NULL, 0, SP_DEFAULT);
819bfe45 2080 if (daemon_filter_list.head) {
a1018691 2081 char *dir;
305666bf
WD		 2082 if (!*files_from)
2083 goto options_rejected;
a1018691
WD		 2084 dir = files_from + (*files_from == '/' ? module_dirlen : 0);
2085 clean_fname(dir, CFN_COLLAPSE_DOT_DOT_DIRS);
1df02d13 2086 if (check_filter(&daemon_filter_list, FLOG, dir, 0) < 0)
305666bf
WD		 2087 goto options_rejected;
2088 }
ea5164d1
WD		 2089 filesfrom_fd = open(files_from, O_RDONLY|O_BINARY);
2090 if (filesfrom_fd < 0) {
c3ea0990
WD		 2091 snprintf(err_buf, sizeof err_buf,
2092 "failed to open files-from file %s: %s\n",
2093 files_from, strerror(errno));
2094 return 0;
ea5164d1
WD		 2095 }
2096 }
2097 }
2098
7f2a1f65
WD		 2099 am_starting_up = 0;
2100
b11ed3b1 2101 return 1;
f0fa8c6d
WD		 2102
2103 options_rejected:
2104 snprintf(err_buf, sizeof err_buf,
2105 "Your options have been rejected by the server.\n");
2106 return 0;
7a6421fa
AT		 2107}
2108
2109
dafe63ca
MP		 2110/**
2111 * Construct a filtered list of options to pass through from the
2112 * client to the server.
2113 *
2114 * This involves setting options that will tell the server how to
2115 * behave, and also filtering out options that are processed only
2116 * locally.
2117 **/
ffbffc64 2118void server_options(char **args, int *argc_p)
7a6421fa 2119{
74ba98a5 2120 static char argstr[64];
ffbffc64 2121 int ac = *argc_p;
d239efa3 2122 uchar where;
f98c60bf 2123 char *arg;
d853783f
AT		 2124 int i, x;
2125
def97ff9 2126 /* This should always remain first on the server's command-line. */
d853783f
AT		 2127 args[ac++] = "--server";
2128
e208631a 2129 if (daemon_over_rsh > 0) {
1312d9fc 2130 args[ac++] = "--daemon";
ffbffc64 2131 *argc_p = ac;
1312d9fc
WD		 2132 /* if we're passing --daemon, we're done */
2133 return;
2134 }
2135
d853783f
AT		 2136 if (!am_sender)
2137 args[ac++] = "--sender";
2138
2139 x = 1;
2140 argstr[0] = '-';
a4453606
WD		 2141
2142 if (protect_args)
2143 argstr[x++] = 's';
2144
f98c60bf 2145 for (i = 0; i < verbose; i++)
d853783f 2146 argstr[x++] = 'v';
f0b36a48 2147
b86f0cef 2148 /* the -q option is intentionally left out */
d853783f
AT		 2149 if (make_backups)
2150 argstr[x++] = 'b';
2151 if (update_only)
2152 argstr[x++] = 'u';
2dbf36ef 2153 if (!do_xfers) /* Note: NOT "dry_run"! */
d853783f
AT		 2154 argstr[x++] = 'n';
2155 if (preserve_links)
2156 argstr[x++] = 'l';
73cb6738
WD		 2157 if ((xfer_dirs >= 2 && xfer_dirs < 4)
2158 || (xfer_dirs && !recurse && (list_only || (delete_mode && am_sender))))
5454d22a 2159 argstr[x++] = 'd';
35bf8fa0
WD		 2160 if (am_sender) {
2161 if (keep_dirlinks)
2162 argstr[x++] = 'K';
876c9936
WD		 2163 if (prune_empty_dirs)
2164 argstr[x++] = 'm';
f9998046 2165 if (omit_dir_times)
35bf8fa0 2166 argstr[x++] = 'O';
2dbf36ef
WD		 2167 } else {
2168 if (copy_links)
2169 argstr[x++] = 'L';
2170 if (copy_dirlinks)
2171 argstr[x++] = 'k';
35bf8fa0 2172 }
1bfbf40b 2173
dfa32483 2174 if (whole_file > 0)
d853783f 2175 argstr[x++] = 'W';
bceec82f
MP		 2176 /* We don't need to send --no-whole-file, because it's the
2177 * default for remote transfers, and in any case old versions
2178 * of rsync will not understand it. */
dfa32483 2179
e0e32031 2180 if (preserve_hard_links) {
d853783f 2181 argstr[x++] = 'H';
e0e32031
WD		 2182 if (preserve_hard_links > 1)
2183 argstr[x++] = 'H';
2184 }
d853783f
AT		 2185 if (preserve_uid)
2186 argstr[x++] = 'o';
2187 if (preserve_gid)
2188 argstr[x++] = 'g';
b5c6a6ae 2189 if (preserve_devices) /* ignore preserve_specials here */
d853783f
AT		 2190 argstr[x++] = 'D';
2191 if (preserve_times)
2192 argstr[x++] = 't';
2193 if (preserve_perms)
2194 argstr[x++] = 'p';
344f9ba7
WD		 2195 else if (preserve_executability && am_sender)
2196 argstr[x++] = 'E';
1c3344a1
WD		 2197#ifdef SUPPORT_ACLS
2198 if (preserve_acls)
2199 argstr[x++] = 'A';
16edf865
WD		 2200#endif
2201#ifdef SUPPORT_XATTRS
524eaa82 2202 if (preserve_xattrs) {
16edf865 2203 argstr[x++] = 'X';
524eaa82
WD		 2204 if (preserve_xattrs > 1)
2205 argstr[x++] = 'X';
2206 }
1c3344a1 2207#endif
aa7a6e87 2208 if (recurse)
d853783f
AT		 2209 argstr[x++] = 'r';
2210 if (always_checksum)
2211 argstr[x++] = 'c';
2212 if (cvs_exclude)
2213 argstr[x++] = 'C';
2214 if (ignore_times)
2215 argstr[x++] = 'I';
2216 if (relative_paths)
2217 argstr[x++] = 'R';
243c995f 2218 if (one_file_system) {
d853783f 2219 argstr[x++] = 'x';
243c995f
WD		 2220 if (one_file_system > 1)
2221 argstr[x++] = 'x';
2222 }
d853783f
AT		 2223 if (sparse_files)
2224 argstr[x++] = 'S';
2225 if (do_compression)
2226 argstr[x++] = 'z';
f0b36a48 2227
29703623
WD		 2228 set_allow_inc_recurse();
2229
2230 /* Checking the pre-negotiated value allows --protocol=29 override. */
2231 if (protocol_version >= 30) {
2232 /* We make use of the -e option to let the server know about
2233 * any pre-release protocol version && some behavior flags. */
2234 argstr[x++] = 'e';
2ed790f3 2235#if SUBPROTOCOL_VERSION != 0
29703623
WD		 2236 if (protocol_version == PROTOCOL_VERSION) {
2237 x += snprintf(argstr+x, sizeof argstr - x,
2238 "%d.%d",
2239 PROTOCOL_VERSION, SUBPROTOCOL_VERSION);
2240 } else
2ed790f3 2241#endif
29703623
WD		 2242 argstr[x++] = '.';
2243 if (allow_inc_recurse)
2244 argstr[x++] = 'i';
1ed56a05 2245#if defined HAVE_LUTIMES && defined HAVE_UTIMES
29703623 2246 argstr[x++] = 'L';
91fd15b8
WD		 2247#endif
2248#ifdef ICONV_OPTION
2249 argstr[x++] = 's';
1ed56a05 2250#endif
29703623
WD		 2251 }
2252
951e826b 2253 if (x >= (int)sizeof argstr) { /* Not possible... */
7a2eca41
WD		 2254 rprintf(FERROR, "argstr overflow in server_options().\n");
2255 exit_cleanup(RERR_MALLOC);
2256 }
2257
951e826b
WD		 2258 argstr[x] = '\0';
2259
1ed56a05 2260 args[ac++] = argstr;
d853783f 2261
a4453606
WD		 2262#ifdef ICONV_OPTION
2263 if (iconv_opt) {
2264 char *set = strchr(iconv_opt, ',');
2265 if (set)
2266 set++;
2267 else
2268 set = iconv_opt;
2269 if (asprintf(&arg, "--iconv=%s", set) < 0)
2270 goto oom;
2271 args[ac++] = arg;
2272 }
2273#endif
2274
53936ef9 2275 if (protect_args && !local_server) /* unprotected args stop here */
a4453606
WD		 2276 args[ac++] = NULL;
2277
51d48398
WD		 2278 if (list_only > 1)
2279 args[ac++] = "--list-only";
2280
f5a910dd
WD		 2281 /* This makes sure that the remote rsync can handle deleting with -d
2282 * sans -r because the --no-r option was added at the same time. */
2283 if (xfer_dirs && !recurse && delete_mode && am_sender)
2284 args[ac++] = "--no-r";
2285
854a1aad
WD		 2286 if (do_compression && def_compress_level != Z_DEFAULT_COMPRESSION) {
2287 if (asprintf(&arg, "--compress-level=%d", def_compress_level) < 0)
2288 goto oom;
2289 args[ac++] = arg;
2290 }
2291
b5c6a6ae
WD		 2292 if (preserve_devices) {
2293 /* Note: sending "--devices" would not be backward-compatible. */
2294 if (!preserve_specials)
2295 args[ac++] = "--no-specials"; /* -D is already set. */
2296 } else if (preserve_specials)
2297 args[ac++] = "--specials";
2298
5c5e1598
WD		 2299 /* The server side doesn't use our log-format, but in certain
2300 * circumstances they need to know a little about the option. */
b3e4e7ef
WD		 2301 if (stdout_format && am_sender) {
2302 /* Use --log-format, not --out-format, for compatibility. */
2303 if (stdout_format_has_i > 1)
487094a0 2304 args[ac++] = "--log-format=%i%I";
b3e4e7ef 2305 else if (stdout_format_has_i)
684d7582 2306 args[ac++] = "--log-format=%i";
b3e4e7ef 2307 else if (stdout_format_has_o_or_i)
5c5e1598
WD		 2308 args[ac++] = "--log-format=%o";
2309 else if (!verbose)
2310 args[ac++] = "--log-format=X";
2311 }
1f30a674 2312
195bd906 2313 if (block_size) {
a06b419d 2314 if (asprintf(&arg, "-B%lu", block_size) < 0)
f98c60bf
WD		 2315 goto oom;
2316 args[ac++] = arg;
dfa32483 2317 }
d853783f
AT		 2318
2319 if (io_timeout) {
f98c60bf
WD		 2320 if (asprintf(&arg, "--timeout=%d", io_timeout) < 0)
2321 goto oom;
2322 args[ac++] = arg;
dfa32483 2323 }
d853783f 2324
ef5d23eb 2325 if (bwlimit) {
f98c60bf
WD		 2326 if (asprintf(&arg, "--bwlimit=%d", bwlimit) < 0)
2327 goto oom;
2328 args[ac++] = arg;
ef5d23eb
DD		 2329 }
2330
d175d7e1
WD		 2331 if (backup_dir) {
2332 args[ac++] = "--backup-dir";
2333 args[ac++] = backup_dir;
2334 }
2335
2336 /* Only send --suffix if it specifies a non-default value. */
f98c60bf 2337 if (strcmp(backup_suffix, backup_dir ? "" : BACKUP_SUFFIX) != 0) {
191e40da 2338 /* We use the following syntax to avoid weirdness with '~'. */
f98c60bf
WD		 2339 if (asprintf(&arg, "--suffix=%s", backup_suffix) < 0)
2340 goto oom;
2341 args[ac++] = arg;
d853783f
AT		 2342 }
2343
06a50542 2344 if (am_sender) {
7b9598b2
WD		 2345 if (max_delete > 0) {
2346 if (asprintf(&arg, "--max-delete=%d", max_delete) < 0)
2347 goto oom;
2348 args[ac++] = arg;
2349 } else if (max_delete == 0)
d6ca255c 2350 args[ac++] = "--max-delete=-1";
7b9598b2
WD		 2351 if (min_size) {
2352 args[ac++] = "--min-size";
2353 args[ac++] = min_size_arg;
2354 }
2355 if (max_size) {
2356 args[ac++] = "--max-size";
2357 args[ac++] = max_size_arg;
2358 }
e0e32031 2359 if (delete_before)
c6eb7fad 2360 args[ac++] = "--delete-before";
0d152437
WD		 2361 else if (delete_during == 2)
2362 args[ac++] = "--delete-delay";
2363 else if (delete_during)
2364 args[ac++] = "--delete-during";
2365 else if (delete_after)
06a50542 2366 args[ac++] = "--delete-after";
e0e32031
WD		 2367 else if (delete_mode && !delete_excluded)
2368 args[ac++] = "--delete";
2369 if (delete_excluded)
2370 args[ac++] = "--delete-excluded";
06a50542
WD		 2371 if (force_delete)
2372 args[ac++] = "--force";
11e758a4
WD		 2373 if (write_batch < 0)
2374 args[ac++] = "--only-write-batch=X";
def97ff9
WD		 2375 if (am_root > 1)
2376 args[ac++] = "--super";
f17e769e
WD		 2377 if (size_only)
2378 args[ac++] = "--size-only";
b1e436ec
WD		 2379 } else {
2380 if (skip_compress) {
2381 if (asprintf(&arg, "--skip-compress=%s", skip_compress) < 0)
2382 goto oom;
2383 args[ac++] = arg;
2384 }
06a50542 2385 }
b33b791e 2386
5b56cc19 2387 if (modify_window_set) {
f98c60bf
WD		 2388 if (asprintf(&arg, "--modify-window=%d", modify_window) < 0)
2389 goto oom;
2390 args[ac++] = arg;
5b56cc19
AT		 2391 }
2392
c8d895de 2393 if (checksum_seed) {
221ddb94 2394 if (asprintf(&arg, "--checksum-seed=%d", checksum_seed) < 0)
c8d895de
WD		 2395 goto oom;
2396 args[ac++] = arg;
2397 }
2398
a7260c40 2399 if (partial_dir && am_sender) {
77860bac 2400 if (partial_dir != tmp_partialdir) {
3671987f
WD		 2401 args[ac++] = "--partial-dir";
2402 args[ac++] = partial_dir;
2403 }
f06e7082
WD		 2404 if (delay_updates)
2405 args[ac++] = "--delay-updates";
77860bac 2406 } else if (keep_partial && am_sender)
d853783f
AT		 2407 args[ac++] = "--partial";
2408
ef55c686
AT		 2409 if (ignore_errors)
2410 args[ac++] = "--ignore-errors";
2411
b5313607
DD		 2412 if (copy_unsafe_links)
2413 args[ac++] = "--copy-unsafe-links";
2414
d853783f
AT		 2415 if (safe_symlinks)
2416 args[ac++] = "--safe-links";
2417
2418 if (numeric_ids)
2419 args[ac++] = "--numeric-ids";
2420
95def6d9
WD		 2421 if (use_qsort)
2422 args[ac++] = "--use-qsort";
2423
4f3797c7
WD		 2424 if (am_sender) {
2425 if (ignore_existing)
2426 args[ac++] = "--ignore-existing";
2427
2428 /* Backward compatibility: send --existing, not --ignore-non-existing. */
2429 if (ignore_non_existing)
2430 args[ac++] = "--existing";
3d6feada 2431
4f3797c7
WD		 2432 if (tmpdir) {
2433 args[ac++] = "--temp-dir";
2434 args[ac++] = tmpdir;
2435 }
2436
2437 if (basis_dir[0]) {
2438 /* the server only needs this option if it is not the sender,
2439 * and it may be an older version that doesn't know this
2440 * option, so don't send it if client is the sender.
2441 */
4f3797c7
WD		 2442 for (i = 0; i < basis_dir_cnt; i++) {
2443 args[ac++] = dest_option;
2444 args[ac++] = basis_dir[i];
2445 }
2446 }
2447 }
e90aab49 2448
951e826b
WD		 2449 /* What flags do we need to send to the other side? */
2450 where = (am_server ? W_CLI : W_SRV) | (am_sender ? W_REC : W_SND);
2451 arg = make_output_option(info_words, info_levels, where);
2452 if (arg)
2453 args[ac++] = arg;
2454
2455 arg = make_output_option(debug_words, debug_levels, where);
2456 if (arg)
2457 args[ac++] = arg;
2458
936fa865
WD		 2459 if (append_mode) {
2460 if (append_mode > 1)
2461 args[ac++] = "--append";
a015788d 2462 args[ac++] = "--append";
936fa865 2463 } else if (inplace)
a3221d2a
WD		 2464 args[ac++] = "--inplace";
2465
305666bf
WD		 2466 if (files_from && (!am_sender || filesfrom_host)) {
2467 if (filesfrom_host) {
ea5164d1 2468 args[ac++] = "--files-from";
305666bf 2469 args[ac++] = files_from;
ea5164d1
WD		 2470 if (eol_nulls)
2471 args[ac++] = "--from0";
2472 } else {
2473 args[ac++] = "--files-from=-";
2474 args[ac++] = "--from0";
2475 }
c0ab28d1
WD		 2476 if (!relative_paths)
2477 args[ac++] = "--no-relative";
ea5164d1 2478 }
33a04593
WD		 2479 /* It's OK that this checks the upper-bound of the protocol_version. */
2480 if (relative_paths && !implied_dirs && (!am_sender || protocol_version >= 30))
3a90ea0a 2481 args[ac++] = "--no-implied-dirs";
ea5164d1 2482
c4ed1487
WD		 2483 if (fuzzy_basis && am_sender)
2484 args[ac++] = "--fuzzy";
2485
47c11975
WD		 2486 if (remove_source_files == 1)
2487 args[ac++] = "--remove-source-files";
2488 else if (remove_source_files)
07c6ae7d
WD		 2489 args[ac++] = "--remove-sent-files";
2490
7a2eca41
WD		 2491 if (ac > MAX_SERVER_ARGS) { /* Not possible... */
2492 rprintf(FERROR, "argc overflow in server_options().\n");
2493 exit_cleanup(RERR_MALLOC);
2494 }
2495
2496 if (remote_option_cnt) {
2497 int j;
2498 if (ac + remote_option_cnt > MAX_SERVER_ARGS) {
2499 rprintf(FERROR, "too many remote options specified.\n");
2500 exit_cleanup(RERR_SYNTAX);
2501 }
2502 for (j = 1; j <= remote_option_cnt; j++)
2503 args[ac++] = (char*)remote_options[j];
2504 }
2505
ffbffc64 2506 *argc_p = ac;
f98c60bf
WD		 2507 return;
2508
2509 oom:
2510 out_of_memory("server_options");
7a6421fa
AT		 2511}
2512
305666bf
WD		 2513/* Look for a HOST specfication of the form "HOST:PATH", "HOST::PATH", or
2514 * "rsync://HOST:PORT/PATH". If found, *host_ptr will be set to some allocated
2515 * memory with the HOST. If a daemon-accessing spec was specified, the value
2516 * of *port_ptr will contain a non-0 port number, otherwise it will be set to
2517 * 0. The return value is a pointer to the PATH. Note that the HOST spec can
2518 * be an IPv6 literal address enclosed in '[' and ']' (such as "[::1]" or
2519 * "[::ffff:127.0.0.1]") which is returned without the '[' and ']'. */
2520char *check_for_hostspec(char *s, char **host_ptr, int *port_ptr)
ea5164d1 2521{
305666bf
WD		 2522 char *p;
2523 int not_host;
8f4ae68c 2524 int hostlen;
305666bf
WD		 2525
2526 if (port_ptr && strncasecmp(URL_PREFIX, s, strlen(URL_PREFIX)) == 0) {
2527 char *path;
305666bf
WD		 2528 s += strlen(URL_PREFIX);
2529 if ((p = strchr(s, '/')) != NULL) {
2530 hostlen = p - s;
2531 path = p + 1;
2532 } else {
2533 hostlen = strlen(s);
2534 path = "";
2535 }
2536 if (*s == '[' && (p = strchr(s, ']')) != NULL) {
2537 s++;
2538 hostlen = p - s;
c60b7056
WD		 2539 if (p[1] == ':')
2540 *port_ptr = atoi(p+2);
305666bf 2541 } else {
444f9f7b 2542 if ((p = strchr(s, ':')) != NULL && p < s + hostlen) {
305666bf
WD		 2543 hostlen = p - s;
2544 *port_ptr = atoi(p+1);
c60b7056 2545 }
305666bf 2546 }
c60b7056
WD		 2547 if (!*port_ptr)
2548 *port_ptr = RSYNC_PORT;
305666bf
WD		 2549 *host_ptr = new_array(char, hostlen + 1);
2550 strlcpy(*host_ptr, s, hostlen + 1);
2551 return path;
2552 }
ea5164d1 2553
305666bf 2554 if (*s == '[' && (p = strchr(s, ']')) != NULL && p[1] == ':') {
8f4ae68c
WD		 2555 s++;
2556 hostlen = p - s;
305666bf
WD		 2557 *p = '\0';
2558 not_host = strchr(s, '/') || !strchr(s, ':');
2559 *p = ']';
2560 if (not_host)
2561 return NULL;
c60b7056 2562 p++;
305666bf
WD		 2563 } else {
2564 if (!(p = strchr(s, ':')))
2565 return NULL;
8f4ae68c 2566 hostlen = p - s;
305666bf
WD		 2567 *p = '\0';
2568 not_host = strchr(s, '/') != NULL;
2569 *p = ':';
2570 if (not_host)
2571 return NULL;
2572 }
2573
8f4ae68c
WD		 2574 *host_ptr = new_array(char, hostlen + 1);
2575 strlcpy(*host_ptr, s, hostlen + 1);
ea5164d1 2576
305666bf
WD		 2577 if (p[1] == ':') {
2578 if (port_ptr && !*port_ptr)
2579 *port_ptr = RSYNC_PORT;
2580 return p + 2;
2581 }
2582 if (port_ptr)
2583 *port_ptr = 0;
ea5164d1 2584
305666bf 2585 return p + 1;
ea5164d1 2586}
Matt McCutchen's repository for rsync, the fast and versatile remote file copier