Commit | Line | Data |
---|---|---|
31611b92 | 1 | This patch provides --flags, which preserves the st_flags field. |
9f62ddf8 | 2 | Modified from a patch that was written by Rolf Grossmann. |
31611b92 | 3 | |
03019e41 | 4 | To use this patch, run these commands for a successful build: |
9f62ddf8 | 5 | |
03019e41 | 6 | patch -p1 <patches/flags.diff |
9f62ddf8 WD |
7 | ./prepare-source |
8 | ./configure | |
9 | make | |
31611b92 WD |
10 | |
11 | --- old/configure.in | |
12 | +++ new/configure.in | |
1ed0b5c9 | 13 | @@ -527,7 +527,7 @@ AC_CHECK_FUNCS(waitpid wait4 getcwd strd |
31611b92 WD |
14 | memmove lchown vsnprintf snprintf vasprintf asprintf setsid glob strpbrk \ |
15 | strlcat strlcpy strtol mallinfo getgroups setgroups geteuid getegid \ | |
16 | setlocale setmode open64 lseek64 mkstemp64 mtrace va_copy __va_copy \ | |
17 | - strerror putenv iconv_open locale_charset nl_langinfo \ | |
18 | + chflags strerror putenv iconv_open locale_charset nl_langinfo \ | |
19 | sigaction sigprocmask) | |
20 | ||
21 | AC_CHECK_FUNCS(getpgrp tcgetpgrp) | |
22 | --- old/flist.c | |
23 | +++ new/flist.c | |
1898c899 | 24 | @@ -44,6 +44,7 @@ extern int preserve_links; |
31611b92 WD |
25 | extern int preserve_hard_links; |
26 | extern int preserve_devices; | |
27 | extern int preserve_specials; | |
28 | +extern int preserve_flags; | |
29 | extern int preserve_uid; | |
30 | extern int preserve_gid; | |
31 | extern int relative_paths; | |
f90a882e | 32 | @@ -303,6 +304,9 @@ static void send_file_entry(struct file_ |
31611b92 WD |
33 | unsigned short flags; |
34 | static time_t modtime; | |
35 | static mode_t mode; | |
36 | +#ifdef SUPPORT_FLAGS | |
37 | + static uint32 fileflags; | |
38 | +#endif | |
39 | static int64 dev; | |
40 | static dev_t rdev; | |
41 | static uint32 rdev_major; | |
f90a882e | 42 | @@ -333,6 +337,12 @@ static void send_file_entry(struct file_ |
31611b92 WD |
43 | flags |= XMIT_SAME_MODE; |
44 | else | |
45 | mode = file->mode; | |
46 | +#ifdef SUPPORT_FLAGS | |
47 | + if (file->fileflags == fileflags) | |
48 | + flags |= XMIT_SAME_FLAGS; | |
49 | + else | |
50 | + fileflags = file->fileflags; | |
51 | +#endif | |
52 | if ((preserve_devices && IS_DEVICE(mode)) | |
53 | || (preserve_specials && IS_SPECIAL(mode))) { | |
54 | if (protocol_version < 28) { | |
f90a882e | 55 | @@ -416,6 +426,10 @@ static void send_file_entry(struct file_ |
31611b92 WD |
56 | write_int(f, modtime); |
57 | if (!(flags & XMIT_SAME_MODE)) | |
58 | write_int(f, to_wire_mode(mode)); | |
59 | +#ifdef SUPPORT_FLAGS | |
60 | + if (preserve_flags && !(flags & XMIT_SAME_FLAGS)) | |
61 | + write_int(f, (int)fileflags); | |
62 | +#endif | |
63 | if (preserve_uid && !(flags & XMIT_SAME_UID)) { | |
64 | if (!numeric_ids) | |
65 | add_uid(uid); | |
f90a882e | 66 | @@ -483,6 +497,9 @@ static struct file_struct *receive_file_ |
31611b92 WD |
67 | { |
68 | static time_t modtime; | |
69 | static mode_t mode; | |
70 | +#ifdef SUPPORT_FLAGS | |
71 | + static uint32 fileflags; | |
72 | +#endif | |
73 | static int64 dev; | |
74 | static dev_t rdev; | |
75 | static uint32 rdev_major; | |
f90a882e | 76 | @@ -556,9 +573,12 @@ static struct file_struct *receive_file_ |
31611b92 WD |
77 | modtime = (time_t)read_int(f); |
78 | if (!(flags & XMIT_SAME_MODE)) | |
79 | mode = from_wire_mode(read_int(f)); | |
80 | - | |
81 | if (chmod_modes && !S_ISLNK(mode)) | |
82 | mode = tweak_mode(mode, chmod_modes); | |
83 | +#ifdef SUPPORT_FLAGS | |
84 | + if (preserve_flags && !(flags & XMIT_SAME_FLAGS)) | |
85 | + fileflags = (uint32)read_int(f); | |
86 | +#endif | |
87 | ||
88 | if (preserve_uid && !(flags & XMIT_SAME_UID)) | |
89 | uid = (uid_t)read_int(f); | |
f90a882e | 90 | @@ -609,6 +629,9 @@ static struct file_struct *receive_file_ |
31611b92 WD |
91 | file->modtime = modtime; |
92 | file->length = file_length; | |
93 | file->mode = mode; | |
94 | +#ifdef SUPPORT_FLAGS | |
95 | + file->fileflags = fileflags; | |
96 | +#endif | |
97 | file->uid = uid; | |
98 | file->gid = gid; | |
99 | ||
f90a882e | 100 | @@ -862,6 +885,9 @@ struct file_struct *make_file(char *fnam |
31611b92 WD |
101 | file->modtime = st.st_mtime; |
102 | file->length = st.st_size; | |
103 | file->mode = st.st_mode; | |
104 | +#ifdef SUPPORT_FLAGS | |
105 | + file->fileflags = st.st_flags; | |
106 | +#endif | |
107 | file->uid = st.st_uid; | |
108 | file->gid = st.st_gid; | |
109 | ||
110 | --- old/generator.c | |
111 | +++ new/generator.c | |
f90a882e WD |
112 | @@ -99,6 +99,12 @@ static int deletion_count = 0; /* used t |
113 | #define DEL_FORCE_RECURSE (1<<1) /* recurse even w/o --force */ | |
114 | #define DEL_TERSE (1<<3) | |
115 | ||
116 | +#ifdef SUPPORT_FLAGS | |
117 | +#define FILEFLAGS(ff) ff | |
118 | +#else | |
119 | +#define FILEFLAGS(ff) 0 | |
120 | +#endif | |
121 | + | |
122 | ||
123 | static int is_backup_file(char *fn) | |
124 | { | |
125 | @@ -113,7 +119,7 @@ static int is_backup_file(char *fn) | |
126 | * Note that fname must point to a MAXPATHLEN buffer if the mode indicates it's | |
127 | * a directory! (The buffer is used for recursion, but returned unchanged.) | |
128 | */ | |
129 | -static int delete_item(char *fname, int mode, int flags) | |
130 | +static int delete_item(char *fname, int mode, uint32 fileflags, int flags) | |
131 | { | |
132 | struct file_list *dirlist; | |
133 | int j, dlen, zap_dir, ok; | |
134 | @@ -124,6 +130,9 @@ static int delete_item(char *fname, int | |
31611b92 WD |
135 | if (!S_ISDIR(mode)) { |
136 | if (max_delete && ++deletion_count > max_delete) | |
137 | return 0; | |
138 | +#ifdef SUPPORT_FLAGS | |
f90a882e | 139 | + make_mutable(fname, mode, fileflags); |
31611b92 WD |
140 | +#endif |
141 | if (make_backups && (backup_dir || !is_backup_file(fname))) | |
142 | ok = make_backup(fname); | |
143 | else | |
f90a882e | 144 | @@ -148,10 +157,17 @@ static int delete_item(char *fname, int |
31611b92 WD |
145 | ok = 0; |
146 | errno = ENOTEMPTY; | |
147 | } else if (make_backups && !backup_dir && !is_backup_file(fname) | |
148 | - && !(flags & DEL_FORCE_RECURSE)) | |
149 | + && !(flags & DEL_FORCE_RECURSE)) { | |
150 | +#ifdef SUPPORT_FLAGS | |
f90a882e | 151 | + make_mutable(fname, mode, fileflags); |
31611b92 WD |
152 | +#endif |
153 | ok = make_backup(fname); | |
154 | - else | |
155 | + } else { | |
156 | +#ifdef SUPPORT_FLAGS | |
f90a882e | 157 | + make_mutable(fname, mode, fileflags); |
31611b92 WD |
158 | +#endif |
159 | ok = do_rmdir(fname) == 0; | |
160 | + } | |
161 | if (ok) { | |
162 | if (!(flags & DEL_TERSE)) | |
163 | log_delete(fname, mode); | |
f90a882e WD |
164 | @@ -186,7 +202,7 @@ static int delete_item(char *fname, int |
165 | continue; | |
166 | ||
167 | strlcpy(p, fp->basename, remainder); | |
168 | - delete_item(fname, fp->mode, flags & ~DEL_TERSE); | |
169 | + delete_item(fname, fp->mode, FILEFLAGS(fp->fileflags), flags & ~DEL_TERSE); | |
170 | } | |
171 | flist_free(dirlist); | |
172 | ||
173 | @@ -276,7 +292,7 @@ static void delete_in_dir(struct file_li | |
174 | continue; | |
175 | if (flist_find(flist, fp) < 0) { | |
176 | f_name(fp, delbuf); | |
177 | - delete_item(delbuf, fp->mode, DEL_FORCE_RECURSE); | |
178 | + delete_item(delbuf, fp->mode, FILEFLAGS(fp->fileflags), DEL_FORCE_RECURSE); | |
179 | } | |
180 | } | |
181 | ||
182 | @@ -905,7 +921,7 @@ static void recv_generator(char *fname, | |
183 | * we need to delete it. If it doesn't exist, then | |
184 | * (perhaps recursively) create it. */ | |
185 | if (statret == 0 && !S_ISDIR(st.st_mode)) { | |
186 | - if (delete_item(fname, st.st_mode, del_opts) < 0) | |
187 | + if (delete_item(fname, st.st_mode, FILEFLAGS(st.st_flags), del_opts) < 0) | |
188 | return; | |
189 | statret = -1; | |
190 | } | |
191 | @@ -996,7 +1012,7 @@ static void recv_generator(char *fname, | |
192 | } | |
193 | /* Not the right symlink (or not a symlink), so | |
194 | * delete it. */ | |
195 | - if (delete_item(fname, st.st_mode, del_opts) < 0) | |
196 | + if (delete_item(fname, st.st_mode, FILEFLAGS(st.st_flags), del_opts) < 0) | |
197 | return; | |
198 | if (!S_ISLNK(st.st_mode)) | |
199 | statret = -1; | |
03019e41 | 200 | @@ -1063,7 +1079,7 @@ static void recv_generator(char *fname, |
f90a882e WD |
201 | || (st.st_mode & ~CHMOD_BITS) != (file->mode & ~CHMOD_BITS) |
202 | || st.st_rdev != file->u.rdev) { | |
203 | if (statret == 0 | |
204 | - && delete_item(fname, st.st_mode, del_opts) < 0) | |
205 | + && delete_item(fname, st.st_mode, FILEFLAGS(st.st_flags), del_opts) < 0) | |
206 | return; | |
207 | if (preserve_hard_links && file->link_u.links | |
208 | && hard_link_check(file, ndx, fname, -1, &st, | |
03019e41 | 209 | @@ -1148,7 +1164,7 @@ static void recv_generator(char *fname, |
f90a882e WD |
210 | fnamecmp_type = FNAMECMP_FNAME; |
211 | ||
212 | if (statret == 0 && !S_ISREG(st.st_mode)) { | |
213 | - if (delete_item(fname, st.st_mode, del_opts) != 0) | |
214 | + if (delete_item(fname, st.st_mode, FILEFLAGS(st.st_flags), del_opts) != 0) | |
215 | return; | |
216 | statret = -1; | |
217 | stat_errno = ENOENT; | |
31611b92 WD |
218 | --- old/options.c |
219 | +++ new/options.c | |
1898c899 | 220 | @@ -48,6 +48,7 @@ int copy_links = 0; |
31611b92 WD |
221 | int preserve_links = 0; |
222 | int preserve_hard_links = 0; | |
223 | int preserve_perms = 0; | |
224 | +int preserve_flags = 0; | |
225 | int preserve_executability = 0; | |
226 | int preserve_devices = 0; | |
227 | int preserve_specials = 0; | |
03019e41 | 228 | @@ -201,6 +202,7 @@ static void print_rsync_version(enum log |
31611b92 WD |
229 | char const *hardlinks = "no "; |
230 | char const *links = "no "; | |
231 | char const *ipv6 = "no "; | |
232 | + char const *flags = "no "; | |
233 | STRUCT_STAT *dumstat; | |
234 | ||
235 | #ifdef HAVE_SOCKETPAIR | |
03019e41 | 236 | @@ -223,6 +225,10 @@ static void print_rsync_version(enum log |
31611b92 WD |
237 | ipv6 = ""; |
238 | #endif | |
239 | ||
240 | +#ifdef SUPPORT_FLAGS | |
241 | + flags = ""; | |
242 | +#endif | |
243 | + | |
244 | rprintf(f, "%s version %s protocol version %d\n", | |
245 | RSYNC_NAME, RSYNC_VERSION, PROTOCOL_VERSION); | |
246 | rprintf(f, "Copyright (C) 1996-2006 by Andrew Tridgell, Wayne Davison, and others.\n"); | |
03019e41 | 247 | @@ -235,9 +241,9 @@ static void print_rsync_version(enum log |
31611b92 WD |
248 | /* Note that this field may not have type ino_t. It depends |
249 | * on the complicated interaction between largefile feature | |
250 | * macros. */ | |
251 | - rprintf(f, " %sinplace, %sIPv6, " | |
252 | + rprintf(f, " %sinplace, %sIPv6, %sfile flags, " | |
253 | "%d-bit system inums, %d-bit internal inums\n", | |
254 | - have_inplace, ipv6, | |
255 | + have_inplace, ipv6, flags, | |
256 | (int) (sizeof dumstat->st_ino * 8), | |
257 | (int) (sizeof (int64) * 8)); | |
258 | #ifdef MAINTAINER_MODE | |
03019e41 | 259 | @@ -304,6 +310,7 @@ void usage(enum logcode F) |
31611b92 WD |
260 | rprintf(F," -K, --keep-dirlinks treat symlinked dir on receiver as dir\n"); |
261 | rprintf(F," -H, --hard-links preserve hard links\n"); | |
262 | rprintf(F," -p, --perms preserve permissions\n"); | |
263 | + rprintf(F," --flags preserve file flags\n"); | |
264 | rprintf(F," -E, --executability preserve the file's executability\n"); | |
063cf77b | 265 | rprintf(F," --chmod=CHMOD affect file and/or directory permissions\n"); |
31611b92 | 266 | rprintf(F," -o, --owner preserve owner (super-user only)\n"); |
03019e41 | 267 | @@ -424,6 +431,8 @@ static struct poptOption long_options[] |
31611b92 WD |
268 | {"perms", 'p', POPT_ARG_VAL, &preserve_perms, 1, 0, 0 }, |
269 | {"no-perms", 0, POPT_ARG_VAL, &preserve_perms, 0, 0, 0 }, | |
270 | {"no-p", 0, POPT_ARG_VAL, &preserve_perms, 0, 0, 0 }, | |
271 | + {"flags", 0, POPT_ARG_VAL, &preserve_flags, 1, 0, 0 }, | |
272 | + {"no-flags", 0, POPT_ARG_VAL, &preserve_flags, 0, 0, 0 }, | |
273 | {"executability", 'E', POPT_ARG_NONE, &preserve_executability, 0, 0, 0 }, | |
274 | {"times", 't', POPT_ARG_VAL, &preserve_times, 1, 0, 0 }, | |
275 | {"no-times", 0, POPT_ARG_VAL, &preserve_times, 0, 0, 0 }, | |
03019e41 | 276 | @@ -1128,6 +1137,15 @@ int parse_arguments(int *argc, const cha |
31611b92 WD |
277 | } |
278 | #endif | |
279 | ||
280 | +#ifndef SUPPORT_FLAGS | |
281 | + if (preserve_flags) { | |
282 | + snprintf(err_buf, sizeof err_buf, | |
283 | + "file flags are not supported on this %s\n", | |
284 | + am_server ? "server" : "client"); | |
285 | + return 0; | |
286 | + } | |
287 | +#endif | |
288 | + | |
289 | if (write_batch && read_batch) { | |
290 | snprintf(err_buf, sizeof err_buf, | |
291 | "--write-batch and --read-batch can not be used together\n"); | |
03019e41 | 292 | @@ -1581,6 +1599,9 @@ void server_options(char **args,int *arg |
31611b92 WD |
293 | if (xfer_dirs && !recurse && delete_mode && am_sender) |
294 | args[ac++] = "--no-r"; | |
295 | ||
296 | + if (preserve_flags) | |
297 | + args[ac++] = "--flags"; | |
298 | + | |
299 | if (do_compression && def_compress_level != Z_DEFAULT_COMPRESSION) { | |
300 | if (asprintf(&arg, "--compress-level=%d", def_compress_level) < 0) | |
301 | goto oom; | |
302 | --- old/rsync.c | |
303 | +++ new/rsync.c | |
f90a882e WD |
304 | @@ -30,9 +30,12 @@ |
305 | #include <langinfo.h> | |
306 | #endif | |
307 | ||
308 | +#define NOCHANGE_FLAGS (UF_IMMUTABLE|UF_APPEND|UF_NOUNLINK|SF_IMMUTABLE|SF_APPEND|SF_NOUNLINK) | |
309 | + | |
ff318e90 | 310 | extern int verbose; |
31611b92 | 311 | extern int dry_run; |
31611b92 WD |
312 | extern int preserve_perms; |
313 | +extern int preserve_flags; | |
314 | extern int preserve_executability; | |
315 | extern int preserve_times; | |
316 | extern int omit_dir_times; | |
f90a882e WD |
317 | @@ -123,6 +126,41 @@ mode_t dest_mode(mode_t flist_mode, mode |
318 | return new_mode; | |
319 | } | |
320 | ||
321 | +#ifdef SUPPORT_FLAGS | |
322 | +/* Set a file's st_flags. */ | |
323 | +static int set_fileflags(const char *fname, uint32 fileflags) | |
324 | +{ | |
325 | + if (do_chflags(fname, fileflags) != 0) { | |
326 | + rsyserr(FERROR, errno, | |
327 | + "failed to set file flags on %s", | |
328 | + full_fname(fname)); | |
329 | + return 0; | |
330 | + } | |
331 | + | |
332 | + return 1; | |
333 | +} | |
334 | + | |
335 | +/* Remove immutable flags from an object, so it can be altered/removed. */ | |
336 | +void make_mutable(char *fname, mode_t mode, uint32 fileflags) | |
337 | +{ | |
338 | + if (!preserve_flags && S_ISLNK(mode)) | |
339 | + return; | |
340 | + | |
341 | + if (fileflags & NOCHANGE_FLAGS) | |
342 | + set_fileflags(fname, fileflags & ~NOCHANGE_FLAGS); | |
343 | +} | |
344 | + | |
345 | +/* Undo a prior make_mutable() call. */ | |
346 | +void undo_make_mutable(char *fname, mode_t mode, uint32 fileflags) | |
347 | +{ | |
348 | + if (!preserve_flags && S_ISLNK(mode)) | |
349 | + return; | |
350 | + | |
351 | + if (fileflags & NOCHANGE_FLAGS) | |
352 | + set_fileflags(fname, fileflags); | |
353 | +} | |
354 | +#endif | |
355 | + | |
356 | int set_file_attrs(char *fname, struct file_struct *file, STRUCT_STAT *st, | |
357 | int flags) | |
358 | { | |
359 | @@ -221,6 +259,15 @@ int set_file_attrs(char *fname, struct f | |
31611b92 WD |
360 | } |
361 | #endif | |
362 | ||
363 | +#ifdef SUPPORT_FLAGS | |
364 | + if (preserve_flags && !S_ISLNK(st->st_mode) | |
365 | + && st->st_flags != file->fileflags) { | |
f90a882e | 366 | + if (!set_fileflags(fname, file->fileflags)) |
31611b92 | 367 | + return 0; |
31611b92 WD |
368 | + updated = 1; |
369 | + } | |
370 | +#endif | |
371 | + | |
372 | if (verbose > 1 && flags & ATTRS_REPORT) { | |
ff318e90 WD |
373 | if (updated) |
374 | rprintf(FCLIENT, "%s\n", fname); | |
f90a882e WD |
375 | @@ -268,6 +315,9 @@ void finish_transfer(char *fname, char * |
376 | set_file_attrs(fnametmp, file, NULL, | |
377 | ok_to_set_time ? 0 : ATTRS_SKIP_MTIME); | |
31611b92 WD |
378 | |
379 | +#ifdef SUPPORT_FLAGS | |
9f62ddf8 | 380 | + make_mutable(fnametmp, file->mode, file->fileflags); |
31611b92 | 381 | +#endif |
f90a882e WD |
382 | /* move tmp file over real file */ |
383 | if (verbose > 2) | |
384 | rprintf(FINFO, "renaming %s to %s\n", fnametmp, fname); | |
385 | @@ -282,6 +332,9 @@ void finish_transfer(char *fname, char * | |
386 | } | |
387 | if (ret == 0) { | |
388 | /* The file was moved into place (not copied), so it's done. */ | |
31611b92 | 389 | +#ifdef SUPPORT_FLAGS |
f90a882e | 390 | + undo_make_mutable(fname, file->mode, file->fileflags); |
31611b92 | 391 | +#endif |
f90a882e WD |
392 | return; |
393 | } | |
394 | /* The file was copied, so tweak the perms of the copied file. If it | |
31611b92 WD |
395 | --- old/rsync.h |
396 | +++ new/rsync.h | |
397 | @@ -54,6 +54,7 @@ | |
398 | #define XMIT_HAS_IDEV_DATA (1<<9) | |
399 | #define XMIT_SAME_DEV (1<<10) | |
400 | #define XMIT_RDEV_MINOR_IS_SMALL (1<<11) | |
401 | +#define XMIT_SAME_FLAGS (1<<12) | |
402 | ||
403 | /* These flags are used in the live flist data. */ | |
404 | ||
1ed0b5c9 | 405 | @@ -344,6 +345,10 @@ enum msgcode { |
6e6f514c WD |
406 | #define schar char |
407 | #endif | |
408 | ||
409 | +#ifdef HAVE_CHFLAGS | |
410 | +#define SUPPORT_FLAGS 1 | |
411 | +#endif | |
412 | + | |
413 | /* Find a variable that is either exactly 32-bits or longer. | |
414 | * If some code depends on 32-bit truncation, it will need to | |
415 | * take special action in a "#if SIZEOF_INT32 > 4" section. */ | |
f90a882e | 416 | @@ -527,6 +532,9 @@ struct file_struct { |
31611b92 WD |
417 | struct hlink *links; |
418 | } link_u; | |
419 | time_t modtime; | |
420 | +#ifdef SUPPORT_FLAGS | |
421 | + uint32 fileflags; | |
422 | +#endif | |
423 | uid_t uid; | |
424 | gid_t gid; | |
425 | mode_t mode; | |
31611b92 WD |
426 | --- old/rsync.yo |
427 | +++ new/rsync.yo | |
03019e41 | 428 | @@ -321,6 +321,7 @@ to the detailed description below for a |
1ed0b5c9 WD |
429 | -K, --keep-dirlinks treat symlinked dir on receiver as dir |
430 | -H, --hard-links preserve hard links | |
31611b92 | 431 | -p, --perms preserve permissions |
31611b92 | 432 | + --flags preserve file flags |
1ed0b5c9 | 433 | -E, --executability preserve executability |
063cf77b | 434 | --chmod=CHMOD affect file and/or directory permissions |
31611b92 | 435 | -o, --owner preserve owner (super-user only) |
03019e41 | 436 | @@ -509,7 +510,9 @@ specified, in which case bf(-r) is not i |
31611b92 WD |
437 | |
438 | Note that bf(-a) bf(does not preserve hardlinks), because | |
439 | finding multiply-linked files is expensive. You must separately | |
440 | -specify bf(-H). | |
441 | +specify bf(-H). Note also that for compatibility, bf(-a) | |
442 | +currently bf(does not include --flags) (see there) to include preserving | |
443 | +change file flags (if supported by the OS). | |
444 | ||
445 | dit(--no-OPTION) You may turn off one or more implied options by prefixing | |
446 | the option name with "no-". Not all options may be prefixed with a "no-": | |
03019e41 | 447 | @@ -804,6 +807,13 @@ quote(itemization( |
31611b92 WD |
448 | |
449 | If bf(--perms) is enabled, this option is ignored. | |
450 | ||
451 | +dit(bf(--flags)) This option causes rsync to update the change file flags | |
f90a882e | 452 | +to be the same as the source file, if your OS supports the bf(chflags)(2) |
31611b92 WD |
453 | +system call. In any case, an attempt is made to remove flags that would |
454 | +prevent a file to be altered. Some flags can only be altered by the | |
455 | +super-user and can only be unset below a certain secure-level (usually | |
456 | +single-user mode). | |
457 | + | |
458 | dit(bf(--chmod)) This option tells rsync to apply one or more | |
459 | comma-separated "chmod" strings to the permission of the files in the | |
460 | transfer. The resulting value is treated as though it was the permissions | |
461 | --- old/syscall.c | |
462 | +++ new/syscall.c | |
1898c899 | 463 | @@ -152,6 +152,15 @@ int do_chmod(const char *path, mode_t mo |
31611b92 WD |
464 | } |
465 | #endif | |
466 | ||
467 | +#ifdef SUPPORT_FLAGS | |
468 | +int do_chflags(const char *path, u_long flags) | |
469 | +{ | |
470 | + if (dry_run) return 0; | |
471 | + RETURN_ERROR_IF_RO_OR_LO; | |
472 | + return chflags(path, flags); | |
473 | +} | |
474 | +#endif | |
475 | + | |
476 | int do_rename(const char *fname1, const char *fname2) | |
477 | { | |
478 | if (dry_run) return 0; |