1 files changed, 37 insertions, 0 deletions
diff --git a/odb/details/mutex.hxx b/odb/details/mutex.hxx
index e1121b9..b0d59bb 100644
--- a/odb/details/mutex.hxx
+++ b/odb/details/mutex.hxx
@@ -6,6 +6,43 @@
 #ifndef ODB_DETAILS_MUTEX_HXX
 #define ODB_DETAILS_MUTEX_HXX
 
+#include <odb/pre.hxx>
+
+#include <odb/details/config.hxx>
+#include <odb/details/export.hxx>
+
+#ifdef ODB_THREADS_NONE
+
+namespace odb
+{
+  namespace details
+  {
+    class LIBODB_EXPORT mutex
+    {
+    public:
+      mutex () {}
+
+      void
+      lock () {}
+
+      void
+      unlock () {}
+
+    private:
+      mutex (const mutex&);
+      mutex& operator= (const mutex&);
+    };
+  }
+}
+
+#elif defined(ODB_THREADS_POSIX)
 #include <odb/details/posix/mutex.hxx>
+#elif defined(ODB_THREADS_WIN32)
+#include <odb/details/win32/mutex.hxx>
+#else
+# error unknown threading model
+#endif
+
+#include <odb/post.hxx>
 
 #endif // ODB_DETAILS_MUTEX_HXX