1 files changed, 49 insertions, 0 deletions
diff --git a/libodb/odb/details/function-wrapper.ixx b/libodb/odb/details/function-wrapper.ixx
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index 0000000..5b83b96
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+++ b/libodb/odb/details/function-wrapper.ixx
@@ -0,0 +1,49 @@
+// file      : odb/details/function-wrapper.ixx
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+namespace odb
+{
+  namespace details
+  {
+    template <typename F>
+    inline function_wrapper<F>::
+    ~function_wrapper ()
+    {
+      if (deleter != 0)
+        deleter (std_function);
+    }
+
+    template <typename F>
+    inline function_wrapper<F>::
+    function_wrapper (F* f)
+        : function (f), deleter (0), std_function (0)
+    {
+    }
+
+    template <typename F>
+    inline function_wrapper<F>::
+    function_wrapper (const function_wrapper<F>& x)
+        : function (0), deleter (0), std_function (0)
+    {
+      swap (const_cast<function_wrapper<F>&> (x));
+    }
+
+    template <typename F>
+    inline function_wrapper<F>& function_wrapper<F>::
+    operator= (const function_wrapper<F>& x)
+    {
+      swap (const_cast<function_wrapper<F>&> (x));
+      return *this;
+    }
+
+    template <typename F>
+    template <typename R>
+    inline R function_wrapper<F>::
+    cast () const
+    {
+      union { F* f; R r; } r;
+      r.f = function;
+      return r.r;
+    }
+  }
+}