went back to non-blokcing IO

[rsync/rsync.git] / compat.c

diff --git a/compat.c b/compat.c
index a8bcd48..ee9e052 100644 (file)
--- 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;
@@ -53,7 +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)