X-Git-Url: https://mattmccutchen.net/rsync/rsync.git/blobdiff_plain/a254fd97982bbff8e060da9a62a799cd836d9ee0..fdf88d7574cfd4fba8f4cb8b2a84168b57e456e8:/clientserver.c

diff --git a/clientserver.c b/clientserver.c
index 5667b1d5..0ba2d0cd 100644
--- a/clientserver.c
+++ b/clientserver.c
@@ -38,7 +38,12 @@ extern int sanitize_paths;
  * Run a client connected to an rsyncd.  The alternative to this
  * function for remote-shell connections is do_cmd().
  *
- * After initial server startup, hands over to client_run().
+ * After negotiating which module to use and reading the server's
+ * motd, this hands over to client_run().  Telling the server the
+ * module will cause it to chroot/setuid/etc.
+ *
+ * Instead of doing a transfer, the client may at this stage instead
+ * get a listing of remote modules and exit.
  *
  * @return -1 for error in startup, or the result of client_run().
  **/
@@ -147,7 +152,13 @@ int start_socket_client(char *host, char *path, int argc, char *argv[])
 
 		if (strcmp(line,"@RSYNCD: OK") == 0) break;
 
-		if (strcmp(line,"@RSYNCD: EXIT") == 0) exit(0);
+		if (strcmp(line,"@RSYNCD: EXIT") == 0) {
+			/* This is sent by recent versions of the
+			 * server to terminate the listing of modules.
+			 * We don't want to go on and transfer
+			 * anything; just exit. */
+			exit(0);
+		}
 
 		if (strncmp(line, "@ERROR", 6) == 0)
 			rprintf(FERROR,"%s\n", line);