Merge branch 'topic/gcintersect' into next

[simgear.git] / simgear / structure / commands.hxx

diff --git a/simgear/structure/commands.hxx b/simgear/structure/commands.hxx
index 21f44963500dff42f180f2391dffe4de0aee7030..0825ffd9fc58c3c97b966d3d498dd11892acd1a6 100644 (file)
--- a/simgear/structure/commands.hxx
+++ b/simgear/structure/commands.hxx
@@ -17,6 +17,8 @@
 #include <map>
 #include <vector>
 
+#include <OpenThreads/Mutex>
+
 #include <simgear/props/props.hxx>
 
 using std::string;
@@ -109,6 +111,8 @@ private:
   typedef map<string,command_t> command_map;
   command_map _commands;
 
+  static OpenThreads::Mutex _instanceMutex;
+
 };
 
 #endif // __COMMANDS_HXX