+extern int recurse;
+extern int xfer_dirs;
+extern int preserve_links;
+extern int preserve_hard_links;
+extern int preserve_devices;
+extern int preserve_uid;
+extern int preserve_gid;
+extern int always_checksum;
+extern int protocol_version;
+extern char *batch_name;
+
+extern struct filter_list_struct filter_list;
+
+static int fudged_recurse;
+
+static int *flag_ptr[] = {
+ &fudged_recurse,
+ &preserve_uid,
+ &preserve_gid,
+ &preserve_links,
+ &preserve_devices,
+ &preserve_hard_links,
+ &always_checksum,
+ NULL
+};
+
+static char *flag_name[] = {
+ "--recurse (-r)",
+ "--owner (-o)",
+ "--group (-g)",
+ "--links (-l)",
+ "--devices (-D)",
+ "--hard-links (-H)",
+ "--checksum (-c)",
+ "--dirs (-d)",
+ NULL
+};
+
+void write_stream_flags(int fd)
+{
+ int i, flags;
+
+ /* Start the batch file with a bitmap of data-stream-affecting
+ * flags. */
+ fudged_recurse = recurse < 0;
+ for (i = 0, flags = 0; flag_ptr[i]; i++) {
+ if (*flag_ptr[i])
+ flags |= 1 << i;
+ }
+ write_int(fd, flags);
+}