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authorBoris Kolpackov <boris@codesynthesis.com>2010-12-09 10:36:15 +0200
committerBoris Kolpackov <boris@codesynthesis.com>2010-12-09 10:36:15 +0200
commit68ca8ec3227d447c6898b7c75d8ea0fb82a4af36 (patch)
tree93d2afa8e23238a87b0b2eb2f702e1910a11fb6b /common/lazy-ptr/tr1-memory.hxx
parent0b4c59824e3b2b0411dd33835c67f6cd36d60a91 (diff)
Add lazy pointer support
Built-in support is provided for raw, auto, and tr1 shared/weak pointers. New test: common/lazy-ptr.
Diffstat (limited to 'common/lazy-ptr/tr1-memory.hxx')
-rw-r--r--common/lazy-ptr/tr1-memory.hxx41
1 files changed, 41 insertions, 0 deletions
diff --git a/common/lazy-ptr/tr1-memory.hxx b/common/lazy-ptr/tr1-memory.hxx
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+++ b/common/lazy-ptr/tr1-memory.hxx
@@ -0,0 +1,41 @@
+// file : common/lazy-ptr/tr1-memory.hxx
+// author : Boris Kolpackov <boris@codesynthesis.com>
+// copyright : not copyrighted - public domain
+
+#ifndef TR1_MEMORY_HXX
+#define TR1_MEMORY_HXX
+
+//@@ tmp
+#define HAVE_TR1_MEMORY
+
+//
+// Try to include TR1 <memory> in a compiler-specific manner. Fall-back
+// on the Boost TR1 implementation if the compiler does not support TR1.
+//
+
+#include <cstddef> // __GLIBCXX__, _HAS_TR1
+
+// GNU C++ or Intel C++ using libstd++.
+//
+#if defined (__GNUC__) && __GNUC__ >= 4 && defined (__GLIBCXX__)
+# include <tr1/memory>
+//
+// IBM XL C++.
+//
+#elif defined (__xlC__) && __xlC__ >= 0x0900
+# define __IBMCPP_TR1__
+# include <memory>
+//
+// VC++ or Intel C++ using VC++ standard library.
+//
+#elif defined (_MSC_VER) && \
+ (_MSC_VER == 1500 && defined (_HAS_TR1) || _MSC_VER > 1500)
+# include <memory>
+//
+// Boost fall-back.
+//
+#else
+# include <boost/tr1/memory.hpp>
+#endif
+
+#endif // TR1_MEMORY_HXX