throw an exception if not even a default joystick could be found;

This can only happen if $FG_ROOT is corrupted or some developer has
broken the default js config. Better not keep that under the rug.

diff --git a/src/Input/input.cxx b/src/Input/input.cxx
index dcbb376f9b3d689cf3c9ff48608c6015bf65e0a6..4ff9c98904737940ef0f966075bffb93cb68b906 100644 (file)
--- a/src/Input/input.cxx
+++ b/src/Input/input.cxx
@@ -438,7 +438,7 @@ FGInput::_init_joystick ()
   int js_named_index = 1000;
   _scan_joystick_dir(&path, js_nodes, &js_named_index);
 
-  // build name->node map for each <name> (reverse order)
+  // build name->node map with each <name> (reverse order)
   map<string, SGPropertyNode_ptr> jsmap;
   vector<SGPropertyNode_ptr> js_named = js_nodes->getChildren("js-named");
 
@@ -469,20 +469,16 @@ FGInput::_init_joystick ()
       SGPropertyNode_ptr named;
 
       if ((named = jsmap[name])) {
-        string source = named->getStringValue("source", "");
-        if (source.empty())
-          SG_LOG(SG_INPUT, SG_INFO, "... found joystick (user defined)");
-        else
-          SG_LOG(SG_INPUT, SG_INFO, "... found joystick: \"" << source << '"');
+        string source = named->getStringValue("source", "user defined");
+        SG_LOG(SG_INPUT, SG_INFO, "... found joystick: \"" << source << '"');
 
       } else if ((named = jsmap["default"])) {
-        string source = named->getStringValue("source", "");
+        string source = named->getStringValue("source", "user defined");
         SG_LOG(SG_INPUT, SG_INFO, "No config found for joystick \"" << name
             << "\"\nUsing default: \"" << source << '"');
 
       } else {
-        SG_LOG(SG_INPUT, SG_ALERT, "No default joystick found! (<name>default</name>)");
-        continue;
+        throw sg_throwable(string("No default joystick found! (<name>default</name>)"));
       }
 
       js_node = js_nodes->getChild("js", i, true);