X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/blobdiff_plain/77502cbade90c38b6225008d8a1099ba1dd05974..044dc293071c635129afdedad63f30c2d49cd942:/compat.c

diff --git a/compat.c b/compat.c
index c04fd4cd..fb002746 100644
--- a/compat.c
+++ b/compat.c
@@ -47,7 +47,6 @@ extern int preserve_uid;
 extern int preserve_gid;
 extern int preserve_acls;
 extern int preserve_xattrs;
-extern int preserve_hard_links;
 extern int need_messages_from_generator;
 extern int delete_mode, delete_before, delete_during, delete_after;
 extern int delete_excluded;
@@ -68,13 +67,19 @@ static void check_sub_protocol(void)
 {
 	char *dot;
 	int their_protocol, their_sub;
+#if SUBPROTOCOL_VERSION != 0
 	int our_sub = protocol_version < PROTOCOL_VERSION ? 0 : SUBPROTOCOL_VERSION;
+#else
+	int our_sub = 0;
+#endif
 
 	if (!shell_cmd || !(dot = strchr(shell_cmd, '.'))
 	 || !(their_protocol = atoi(shell_cmd))
 	 || !(their_sub = atoi(dot+1))) {
+#if SUBPROTOCOL_VERSION != 0
 		if (our_sub)
 			protocol_version--;
+#endif
 		return;
 	}
 
@@ -85,7 +90,7 @@ static void check_sub_protocol(void)
 	}
 
 	if (their_protocol > protocol_version)
-		their_sub = 0; /* 0 == final version */
+		their_sub = 0; /* 0 == final version of older protocol */
 	if (their_sub != our_sub)
 		protocol_version--;
 }
@@ -204,7 +209,7 @@ void setup_protocol(int f_out,int f_in)
 			exit_cleanup(RERR_PROTOCOL);
 		}
 	} else if (protocol_version >= 30) {
-		if (recurse && allow_inc_recurse && !preserve_hard_links
+		if (recurse && allow_inc_recurse
 		 && !delete_before && !delete_after && !delay_updates
 		 && (!relative_paths || implied_dirs) && !use_qsort
 		 && !prune_empty_dirs)