do nothing with blank lines, exit on EOF

diff --git a/ctdlsh/main.c b/ctdlsh/main.c
index 00ca50895a0ce2976b545337b4aed6def1279e3d..69d7f777ba1c0ff6803494f475f1fe5d51132419 100644 (file)
--- a/ctdlsh/main.c
+++ b/ctdlsh/main.c
@@ -146,9 +146,11 @@ void do_main_loop(int server_socket)
        rl_attempted_completion_function = ctdlsh_completion;
 
        /* Here we go ... main command loop */
-       while ( (cmd = readline(prompt)) , ((cmd) && (*cmd)) ) {
-               add_history(cmd);
-               ret = do_one_command(server_socket, cmd);
+       while ( (cmd = readline(prompt)) , cmd ) {
+               if (*cmd) {
+                       add_history(cmd);
+                       ret = do_one_command(server_socket, cmd);
+               }
                free(cmd);
        }
 }