extern int preserve_uid;
extern int preserve_gid;
extern int relative_paths;
-@@ -299,6 +300,9 @@ static void send_file_entry(struct file_
+@@ -303,6 +304,9 @@ static void send_file_entry(struct file_
unsigned short flags;
static time_t modtime;
static mode_t mode;
static int64 dev;
static dev_t rdev;
static uint32 rdev_major;
-@@ -329,6 +333,12 @@ static void send_file_entry(struct file_
+@@ -333,6 +337,12 @@ static void send_file_entry(struct file_
flags |= XMIT_SAME_MODE;
else
mode = file->mode;
if ((preserve_devices && IS_DEVICE(mode))
|| (preserve_specials && IS_SPECIAL(mode))) {
if (protocol_version < 28) {
-@@ -412,6 +422,10 @@ static void send_file_entry(struct file_
+@@ -416,6 +426,10 @@ static void send_file_entry(struct file_
write_int(f, modtime);
if (!(flags & XMIT_SAME_MODE))
write_int(f, to_wire_mode(mode));
if (preserve_uid && !(flags & XMIT_SAME_UID)) {
if (!numeric_ids)
add_uid(uid);
-@@ -479,6 +493,9 @@ static struct file_struct *receive_file_
+@@ -483,6 +497,9 @@ static struct file_struct *receive_file_
{
static time_t modtime;
static mode_t mode;
static int64 dev;
static dev_t rdev;
static uint32 rdev_major;
-@@ -552,9 +569,12 @@ static struct file_struct *receive_file_
+@@ -556,9 +573,12 @@ static struct file_struct *receive_file_
modtime = (time_t)read_int(f);
if (!(flags & XMIT_SAME_MODE))
mode = from_wire_mode(read_int(f));
if (preserve_uid && !(flags & XMIT_SAME_UID))
uid = (uid_t)read_int(f);
-@@ -605,6 +625,9 @@ static struct file_struct *receive_file_
+@@ -609,6 +629,9 @@ static struct file_struct *receive_file_
file->modtime = modtime;
file->length = file_length;
file->mode = mode;
file->uid = uid;
file->gid = gid;
-@@ -857,6 +880,9 @@ struct file_struct *make_file(char *fnam
+@@ -862,6 +885,9 @@ struct file_struct *make_file(char *fnam
file->modtime = st.st_mtime;
file->length = st.st_size;
file->mode = st.st_mode;
--- old/generator.c
+++ new/generator.c
-@@ -123,6 +123,9 @@ static int delete_item(char *fname, int
+@@ -99,6 +99,12 @@ static int deletion_count = 0; /* used t
+ #define DEL_FORCE_RECURSE (1<<1) /* recurse even w/o --force */
+ #define DEL_TERSE (1<<3)
+
++#ifdef SUPPORT_FLAGS
++#define FILEFLAGS(ff) ff
++#else
++#define FILEFLAGS(ff) 0
++#endif
++
+
+ static int is_backup_file(char *fn)
+ {
+@@ -113,7 +119,7 @@ static int is_backup_file(char *fn)
+ * Note that fname must point to a MAXPATHLEN buffer if the mode indicates it's
+ * a directory! (The buffer is used for recursion, but returned unchanged.)
+ */
+-static int delete_item(char *fname, int mode, int flags)
++static int delete_item(char *fname, int mode, uint32 fileflags, int flags)
+ {
+ struct file_list *dirlist;
+ int j, dlen, zap_dir, ok;
+@@ -124,6 +130,9 @@ static int delete_item(char *fname, int
if (!S_ISDIR(mode)) {
if (max_delete && ++deletion_count > max_delete)
return 0;
+#ifdef SUPPORT_FLAGS
-+ make_mutable(fname);
++ make_mutable(fname, mode, fileflags);
+#endif
if (make_backups && (backup_dir || !is_backup_file(fname)))
ok = make_backup(fname);
else
-@@ -147,10 +150,17 @@ static int delete_item(char *fname, int
+@@ -148,10 +157,17 @@ static int delete_item(char *fname, int
ok = 0;
errno = ENOTEMPTY;
} else if (make_backups && !backup_dir && !is_backup_file(fname)
- && !(flags & DEL_FORCE_RECURSE))
+ && !(flags & DEL_FORCE_RECURSE)) {
+#ifdef SUPPORT_FLAGS
-+ make_mutable(fname);
++ make_mutable(fname, mode, fileflags);
+#endif
ok = make_backup(fname);
- else
+ } else {
+#ifdef SUPPORT_FLAGS
-+ make_mutable(fname);
++ make_mutable(fname, mode, fileflags);
+#endif
ok = do_rmdir(fname) == 0;
+ }
if (ok) {
if (!(flags & DEL_TERSE))
log_delete(fname, mode);
+@@ -186,7 +202,7 @@ static int delete_item(char *fname, int
+ continue;
+
+ strlcpy(p, fp->basename, remainder);
+- delete_item(fname, fp->mode, flags & ~DEL_TERSE);
++ delete_item(fname, fp->mode, FILEFLAGS(fp->fileflags), flags & ~DEL_TERSE);
+ }
+ flist_free(dirlist);
+
+@@ -276,7 +292,7 @@ static void delete_in_dir(struct file_li
+ continue;
+ if (flist_find(flist, fp) < 0) {
+ f_name(fp, delbuf);
+- delete_item(delbuf, fp->mode, DEL_FORCE_RECURSE);
++ delete_item(delbuf, fp->mode, FILEFLAGS(fp->fileflags), DEL_FORCE_RECURSE);
+ }
+ }
+
+@@ -905,7 +921,7 @@ static void recv_generator(char *fname,
+ * we need to delete it. If it doesn't exist, then
+ * (perhaps recursively) create it. */
+ if (statret == 0 && !S_ISDIR(st.st_mode)) {
+- if (delete_item(fname, st.st_mode, del_opts) < 0)
++ if (delete_item(fname, st.st_mode, FILEFLAGS(st.st_flags), del_opts) < 0)
+ return;
+ statret = -1;
+ }
+@@ -996,7 +1012,7 @@ static void recv_generator(char *fname,
+ }
+ /* Not the right symlink (or not a symlink), so
+ * delete it. */
+- if (delete_item(fname, st.st_mode, del_opts) < 0)
++ if (delete_item(fname, st.st_mode, FILEFLAGS(st.st_flags), del_opts) < 0)
+ return;
+ if (!S_ISLNK(st.st_mode))
+ statret = -1;
+@@ -1060,7 +1076,7 @@ static void recv_generator(char *fname,
+ || (st.st_mode & ~CHMOD_BITS) != (file->mode & ~CHMOD_BITS)
+ || st.st_rdev != file->u.rdev) {
+ if (statret == 0
+- && delete_item(fname, st.st_mode, del_opts) < 0)
++ && delete_item(fname, st.st_mode, FILEFLAGS(st.st_flags), del_opts) < 0)
+ return;
+ if (preserve_hard_links && file->link_u.links
+ && hard_link_check(file, ndx, fname, -1, &st,
+@@ -1145,7 +1161,7 @@ static void recv_generator(char *fname,
+ fnamecmp_type = FNAMECMP_FNAME;
+
+ if (statret == 0 && !S_ISREG(st.st_mode)) {
+- if (delete_item(fname, st.st_mode, del_opts) != 0)
++ if (delete_item(fname, st.st_mode, FILEFLAGS(st.st_flags), del_opts) != 0)
+ return;
+ statret = -1;
+ stat_errno = ENOENT;
--- old/options.c
+++ new/options.c
@@ -48,6 +48,7 @@ int copy_links = 0;
{"executability", 'E', POPT_ARG_NONE, &preserve_executability, 0, 0, 0 },
{"times", 't', POPT_ARG_VAL, &preserve_times, 1, 0, 0 },
{"no-times", 0, POPT_ARG_VAL, &preserve_times, 0, 0, 0 },
-@@ -1123,6 +1132,15 @@ int parse_arguments(int *argc, const cha
+@@ -1124,6 +1133,15 @@ int parse_arguments(int *argc, const cha
}
#endif
if (write_batch && read_batch) {
snprintf(err_buf, sizeof err_buf,
"--write-batch and --read-batch can not be used together\n");
-@@ -1580,6 +1598,9 @@ void server_options(char **args,int *arg
+@@ -1577,6 +1595,9 @@ void server_options(char **args,int *arg
if (xfer_dirs && !recurse && delete_mode && am_sender)
args[ac++] = "--no-r";
goto oom;
--- old/rsync.c
+++ new/rsync.c
-@@ -33,6 +33,7 @@
+@@ -30,9 +30,12 @@
+ #include <langinfo.h>
+ #endif
+
++#define NOCHANGE_FLAGS (UF_IMMUTABLE|UF_APPEND|UF_NOUNLINK|SF_IMMUTABLE|SF_APPEND|SF_NOUNLINK)
++
extern int verbose;
extern int dry_run;
extern int preserve_perms;
extern int preserve_executability;
extern int preserve_times;
extern int omit_dir_times;
-@@ -221,6 +222,19 @@ int set_file_attrs(char *fname, struct f
+@@ -123,6 +126,41 @@ mode_t dest_mode(mode_t flist_mode, mode
+ return new_mode;
+ }
+
++#ifdef SUPPORT_FLAGS
++/* Set a file's st_flags. */
++static int set_fileflags(const char *fname, uint32 fileflags)
++{
++ if (do_chflags(fname, fileflags) != 0) {
++ rsyserr(FERROR, errno,
++ "failed to set file flags on %s",
++ full_fname(fname));
++ return 0;
++ }
++
++ return 1;
++}
++
++/* Remove immutable flags from an object, so it can be altered/removed. */
++void make_mutable(char *fname, mode_t mode, uint32 fileflags)
++{
++ if (!preserve_flags && S_ISLNK(mode))
++ return;
++
++ if (fileflags & NOCHANGE_FLAGS)
++ set_fileflags(fname, fileflags & ~NOCHANGE_FLAGS);
++}
++
++/* Undo a prior make_mutable() call. */
++void undo_make_mutable(char *fname, mode_t mode, uint32 fileflags)
++{
++ if (!preserve_flags && S_ISLNK(mode))
++ return;
++
++ if (fileflags & NOCHANGE_FLAGS)
++ set_fileflags(fname, fileflags);
++}
++#endif
++
+ int set_file_attrs(char *fname, struct file_struct *file, STRUCT_STAT *st,
+ int flags)
+ {
+@@ -221,6 +259,15 @@ int set_file_attrs(char *fname, struct f
}
#endif
+#ifdef SUPPORT_FLAGS
+ if (preserve_flags && !S_ISLNK(st->st_mode)
+ && st->st_flags != file->fileflags) {
-+ if (do_chflags(fname, file->fileflags) != 0) {
-+ rsyserr(FERROR, errno,
-+ "failed to set file flags on %s",
-+ full_fname(fname));
++ if (!set_fileflags(fname, file->fileflags))
+ return 0;
-+ }
+ updated = 1;
+ }
+#endif
if (verbose > 1 && flags & ATTRS_REPORT) {
if (updated)
rprintf(FCLIENT, "%s\n", fname);
-@@ -254,6 +268,10 @@ void finish_transfer(char *fname, char *
- {
- int ret;
+@@ -268,6 +315,9 @@ void finish_transfer(char *fname, char *
+ set_file_attrs(fnametmp, file, NULL,
+ ok_to_set_time ? 0 : ATTRS_SKIP_MTIME);
+#ifdef SUPPORT_FLAGS
-+ make_mutable(fname); /* XXX */
++ make_mutable(fname, file->mode, file->fileflags);
+#endif
-+
- if (inplace) {
- if (verbose > 2)
- rprintf(FINFO, "finishing %s\n", fname);
-@@ -307,3 +325,21 @@ const char *who_am_i(void)
- return am_server ? "server" : "client";
- return am_sender ? "sender" : am_generator ? "generator" : "receiver";
- }
-+
+ /* move tmp file over real file */
+ if (verbose > 2)
+ rprintf(FINFO, "renaming %s to %s\n", fnametmp, fname);
+@@ -282,6 +332,9 @@ void finish_transfer(char *fname, char *
+ }
+ if (ret == 0) {
+ /* The file was moved into place (not copied), so it's done. */
+#ifdef SUPPORT_FLAGS
-+/* remove immutable flags from an object, so it can be altered/removed. */
-+void make_mutable(char *fname)
-+{
-+#define NOCHANGEBITS (UF_IMMUTABLE | UF_APPEND | UF_NOUNLINK | SF_IMMUTABLE | SF_APPEND | SF_NOUNLINK)
-+ STRUCT_STAT stb;
-+
-+ if (dry_run)
-+ return;
-+
-+ /* XXX get rid of this extra stat() */
-+ if (do_lstat(fname, &stb) < 0)
-+ return;
-+ if (stb.st_flags & NOCHANGEBITS)
-+ do_chflags(fname, stb.st_flags & ~NOCHANGEBITS);
-+}
++ undo_make_mutable(fname, file->mode, file->fileflags);
+#endif
+ return;
+ }
+ /* The file was copied, so tweak the perms of the copied file. If it
--- old/rsync.h
+++ new/rsync.h
@@ -54,6 +54,7 @@
/* Find a variable that is either exactly 32-bits or longer.
* If some code depends on 32-bit truncation, it will need to
* take special action in a "#if SIZEOF_INT32 > 4" section. */
-@@ -526,6 +531,9 @@ struct file_struct {
+@@ -527,6 +532,9 @@ struct file_struct {
struct hlink *links;
} link_u;
time_t modtime;
-E, --executability preserve executability
--chmod=CHMOD affect file and/or directory permissions
-o, --owner preserve owner (super-user only)
-@@ -503,7 +504,9 @@ specified, in which case bf(-r) is not i
+@@ -501,7 +502,9 @@ specified, in which case bf(-r) is not i
Note that bf(-a) bf(does not preserve hardlinks), because
finding multiply-linked files is expensive. You must separately
dit(--no-OPTION) You may turn off one or more implied options by prefixing
the option name with "no-". Not all options may be prefixed with a "no-":
-@@ -798,6 +801,13 @@ quote(itemize(
+@@ -796,6 +799,13 @@ quote(itemization(
If bf(--perms) is enabled, this option is ignored.
+dit(bf(--flags)) This option causes rsync to update the change file flags
-+to be the same as the source file, if your OS supports the chflags(2)
++to be the same as the source file, if your OS supports the bf(chflags)(2)
+system call. In any case, an attempt is made to remove flags that would
+prevent a file to be altered. Some flags can only be altered by the
+super-user and can only be unset below a certain secure-level (usually