./configure (optional if already run)
make
---- old/flist.c
-+++ new/flist.c
-@@ -1193,7 +1193,8 @@ struct file_struct *make_file(const char
+diff --git a/flist.c b/flist.c
+--- a/flist.c
++++ b/flist.c
+@@ -1211,7 +1211,8 @@ struct file_struct *make_file(const char *fname, struct file_list *flist,
}
#endif
file_checksum(thisname, tmp_sum, st.st_size);
F_PATHNAME(file) = pathname;
---- old/generator.c
-+++ new/generator.c
-@@ -627,7 +627,8 @@ int unchanged_file(char *fn, struct file
+diff --git a/generator.c b/generator.c
+--- a/generator.c
++++ b/generator.c
+@@ -637,7 +637,8 @@ int unchanged_file(char *fn, struct file_struct *file, STRUCT_STAT *st)
of the file time to determine whether to sync */
if (always_checksum > 0 && S_ISREG(st->st_mode)) {
char sum[MAX_DIGEST_LEN];
return memcmp(sum, F_SUM(file), checksum_len) == 0;
}
---- old/support/xsums
-+++ new/support/xsums
+diff --git a/support/xsums b/support/xsums
+new file mode 100644
+--- /dev/null
++++ b/support/xsums
@@ -0,0 +1,118 @@
+#!/usr/bin/perl -w
+use strict;
+ -h, --help Display this help message.
+EOT
+}
---- old/xattrs.c
-+++ new/xattrs.c
-@@ -31,6 +31,8 @@ extern int am_generator;
- extern int read_only;
+diff --git a/xattrs.c b/xattrs.c
+--- a/xattrs.c
++++ b/xattrs.c
+@@ -33,6 +33,8 @@ extern int read_only;
extern int list_only;
+ extern int preserve_xattrs;
extern int checksum_seed;
+extern int checksum_len;
+extern int protocol_version;
#define RSYNC_XAL_INITIAL 5
#define RSYNC_XAL_LIST_INITIAL 100
-@@ -62,7 +64,8 @@ extern int checksum_seed;
- #define RPRE_LEN ((int)sizeof RSYNC_PREFIX - 1)
-
+@@ -66,6 +68,8 @@ extern int checksum_seed;
#define XSTAT_ATTR RSYNC_PREFIX "%stat"
--#define XSTAT_LEN ((int)sizeof XSTAT_ATTR - 1)
+ #define XACC_ACL_ATTR RSYNC_PREFIX "%aacl"
+ #define XDEF_ACL_ATTR RSYNC_PREFIX "%dacl"
+#define MD4_ATTR RSYNC_PREFIX "%md4"
+#define MD5_ATTR RSYNC_PREFIX "%md5"
typedef struct {
char *datum, *name;
-@@ -223,8 +226,8 @@ static int rsync_xal_get(const char *fna
- continue;
- #endif
-
-- if (am_root < 0 && name_len == XSTAT_LEN + 1
-- && name[RPRE_LEN] == '%' && strcmp(name, XSTAT_ATTR) == 0)
-+ if (name_len > RPRE_LEN && name[RPRE_LEN] == '%'
-+ && HAS_PREFIX(name, RSYNC_PREFIX))
- continue;
-
- datum_len = name_len; /* Pass extra size to get_xattr_data() */
-@@ -636,8 +639,8 @@ void receive_xattr(struct file_struct *f
- continue;
- }
- #endif
-- if (am_root < 0 && name_len == XSTAT_LEN + 1
-- && name[RPRE_LEN] == '%' && strcmp(name, XSTAT_ATTR) == 0) {
-+ if (name_len > RPRE_LEN && name[RPRE_LEN] == '%'
-+ && HAS_PREFIX(name, RSYNC_PREFIX)) {
- free(ptr);
- continue;
- }
-@@ -795,6 +798,39 @@ int set_xattr(const char *fname, const s
- return rsync_xal_set(fname, lst + ndx, fnamecmp, sxp);
+@@ -841,6 +845,39 @@ int del_def_xattr_acl(const char *fname)
}
+ #endif
+int get_sum_xattr(const char *fname, STRUCT_STAT *stp, char *sum)
+{
+ if (len < 0) {
+ if (errno == ENOTSUP || errno == ENOATTR)
+ return 0;
-+ rsyserr(FERROR, errno, "failed to read xattr %s for %s",
++ rsyserr(FERROR_XFER, errno, "failed to read xattr %s for %s",
+ mdattr, full_fname(fname));
+ return 0;
+ }