My modified version of Chris Shoemaker's improved batch-file handling.
[rsync/rsync.git] / compat.c
index c2a1103..57563b0 100644 (file)
--- a/compat.c
+++ b/compat.c
 
 int remote_protocol = 0;
 
+extern int verbose;
 extern int am_server;
-
-extern int preserve_links;
-extern int preserve_perms;
-extern int preserve_devices;
-extern int preserve_uid;
-extern int preserve_gid;
-extern int preserve_times;
-extern int always_checksum;
+extern int am_sender;
+extern int read_batch;
 extern int checksum_seed;
-
-
 extern int protocol_version;
-extern int verbose;
-
-extern int read_batch;
-extern int write_batch;
 
 void setup_protocol(int f_out,int f_in)
 {
@@ -58,6 +47,11 @@ void setup_protocol(int f_out,int f_in)
                if (protocol_version > remote_protocol)
                        protocol_version = remote_protocol;
        }
+       if (read_batch && remote_protocol > protocol_version) {
+               rprintf(FERROR, "The protocol version in the batch file is too new (%d > %d).\n",
+                       remote_protocol, protocol_version);
+               exit_cleanup(RERR_PROTOCOL);
+       }
 
        if (verbose > 3) {
                rprintf(FINFO, "(%s) Protocol versions: remote=%d, negotiated=%d\n",
@@ -85,11 +79,9 @@ void setup_protocol(int f_out,int f_in)
        }
 
        if (am_server) {
-               if (read_batch || write_batch)
-                       checksum_seed = 32761;
-               else
+               if (!checksum_seed)
                        checksum_seed = time(NULL);
-               write_int(f_out,checksum_seed);
+               write_int(f_out, checksum_seed);
        } else {
                checksum_seed = read_int(f_in);
        }