From 0e2ae18a97fd507bac872031888d34c3a7d8b17b Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Fri, 3 Sep 2010 16:20:38 +0200
Subject: Implement Win32 TLS support

---
 odb/details/win32/tls.hxx | 111 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 111 insertions(+)
 create mode 100644 odb/details/win32/tls.hxx

(limited to 'odb/details/win32/tls.hxx')

diff --git a/odb/details/win32/tls.hxx b/odb/details/win32/tls.hxx
new file mode 100644
index 0000000..b1dce0f
--- /dev/null
+++ b/odb/details/win32/tls.hxx
@@ -0,0 +1,111 @@
+// file      : odb/details/win32/tls.hxx
+// author    : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : Copyright (c) 2009-2010 Code Synthesis Tools CC
+// license   : GNU GPL v2; see accompanying LICENSE file
+
+#ifndef ODB_DETAILS_WIN32_TLS_HXX
+#define ODB_DETAILS_WIN32_TLS_HXX
+
+#include <odb/pre.hxx>
+
+#include <cstddef> // std::size_t
+
+#include <odb/details/export.hxx>
+#include <odb/details/win32/once.hxx>
+
+namespace odb
+{
+  namespace details
+  {
+    class LIBODB_EXPORT tls_common
+    {
+    public:
+      static std::size_t
+      _allocate (void (*dtor) (void*));
+
+      static void*
+      _get (std::size_t key);
+
+      static void
+      _set (std::size_t key, void* value);
+    };
+
+    template <typename T>
+    class tls: protected tls_common
+    {
+    public:
+      tls ();
+
+      T&
+      get () const;
+
+    private:
+      tls (const tls&);
+      tls& operator= (const tls&);
+
+    private:
+      static void
+      key_init ();
+
+      static void
+      destructor (void*);
+
+    private:
+      static once once_;
+      static std::size_t key_;
+    };
+
+    template <typename T>
+    class tls<T*>: protected tls_common
+    {
+    public:
+      tls ();
+
+      T*
+      get () const;
+
+      void
+      set (T* p);
+
+    private:
+      tls (const tls&);
+      tls& operator= (const tls&);
+
+    private:
+      static void
+      key_init ();
+
+    private:
+      static once once_;
+      static std::size_t key_;
+    };
+
+    template <typename T>
+    inline T&
+    tls_get (const tls<T>& t)
+    {
+      return t.get ();
+    }
+
+    template <typename T>
+    inline T*
+    tls_get (const tls<T*>& t)
+    {
+      return t.get ();
+    }
+
+    template <typename T>
+    inline void
+    tls_set (tls<T*>& t, T* p)
+    {
+      t.set (p);
+    }
+  }
+}
+
+#include <odb/details/win32/tls.ixx>
+#include <odb/details/win32/tls.txx>
+
+#include <odb/post.hxx>
+
+#endif // ODB_DETAILS_WIN32_TLS_HXX
-- 
cgit v1.1