1 files changed, 53 insertions, 0 deletions
diff --git a/libodb/odb/details/mutex.hxx b/libodb/odb/details/mutex.hxx
new file mode 100644
index 0000000..df12013
--- /dev/null
+++ b/libodb/odb/details/mutex.hxx
@@ -0,0 +1,53 @@
+// file      : odb/details/mutex.hxx
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_DETAILS_MUTEX_HXX
+#define ODB_DETAILS_MUTEX_HXX
+
+#include <odb/pre.hxx>
+
+#include <odb/details/config.hxx>
+
+#ifdef ODB_THREADS_NONE
+
+namespace odb
+{
+  namespace details
+  {
+    class mutex
+    {
+    public:
+      mutex () {}
+
+      void
+      lock () {}
+
+      void
+      unlock () {}
+
+    private:
+      mutex (const mutex&);
+      mutex& operator= (const mutex&);
+    };
+  }
+}
+#elif defined(ODB_THREADS_CXX11)
+#  include <mutex>
+namespace odb
+{
+  namespace details
+  {
+    using std::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