X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/blobdiff_plain/13c5fc0e1462307270145b8528e96a8cebfdcdc0..0503f06089b89aa4166d6ced8d5901ad6a112c41:/compat.c

diff --git a/compat.c b/compat.c
index f53c433f..ee9e0520 100644
--- a/compat.c
+++ b/compat.c
@@ -23,8 +23,6 @@
 
 extern int am_server;
 
-extern int csum_length;
-
 extern int preserve_links;
 extern int preserve_perms;
 extern int preserve_devices;
@@ -44,10 +42,8 @@ void setup_protocol(int f_out,int f_in)
 		if (am_server) {
 			remote_version = read_int(f_in);
 			write_int(f_out,PROTOCOL_VERSION);
-			write_flush(f_out);
 		} else {
 			write_int(f_out,PROTOCOL_VERSION);
-			write_flush(f_out);
 			remote_version = read_int(f_in);
 		}
 	}
@@ -55,7 +51,8 @@ void setup_protocol(int f_out,int f_in)
 	if (remote_version < MIN_PROTOCOL_VERSION ||
 	    remote_version > MAX_PROTOCOL_VERSION) {
 		rprintf(FERROR,"protocol version mismatch - is your shell clean?\n");
-		exit_cleanup(1);
+		rprintf(FERROR,"(see the rsync man page for an explanation)\n");
+		exit_cleanup(RERR_PROTOCOL);
 	}	
 	
 	if (verbose > 2)