Cleanup around errors on bad --servers for CLI.

[awesomized/libmemcached] / clients / memflush.cc

diff --git a/clients/memflush.cc b/clients/memflush.cc
index 17abff70f23049e521e7c2d7fce99058561b070c..6f9d0c864a18ebd1806eeef448687210e97ad6d8 100644 (file)
--- a/clients/memflush.cc
+++ b/clients/memflush.cc
@@ -47,16 +47,22 @@ int main(int argc, char *argv[])
     {
       opt_servers= strdup(temp);
     }
-    else
+
+    if (opt_servers == false)
     {
       std::cerr << "No Servers provided" << std::endl;
       exit(EXIT_FAILURE);
     }
   }
 
-  memcached_st *memc= memcached_create(NULL);
+  memcached_server_st* servers= memcached_servers_parse(opt_servers);
+  if (servers == NULL or memcached_server_list_count(servers) == 0)
+  {
+    std::cerr << "Invalid server list provided:" << opt_servers << std::endl;
+    return EXIT_FAILURE;
+  }
 
-  memcached_server_st *servers= memcached_servers_parse(opt_servers);
+  memcached_st *memc= memcached_create(NULL);
   memcached_server_push(memc, servers);
   memcached_server_list_free(servers);
   memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_BINARY_PROTOCOL,