From 3012187847b2783c49153db3f5486b84074cb2b0 Mon Sep 17 00:00:00 2001
From: Boris Kolpackov <boris@codesynthesis.com>
Date: Tue, 28 Feb 2012 12:38:15 +0200
Subject: Build infrastructure for C++11 support

---
 odb/details/config-vc.h |  6 ++++++
 odb/details/config.h.in |  2 ++
 odb/details/config.hxx  |  3 +++
 odb/makefile            | 11 +++++++++--
 4 files changed, 20 insertions(+), 2 deletions(-)

(limited to 'odb')

diff --git a/odb/details/config-vc.h b/odb/details/config-vc.h
index 4ab9a7e..6b1da9e 100644
--- a/odb/details/config-vc.h
+++ b/odb/details/config-vc.h
@@ -11,4 +11,10 @@
 #define ODB_THREADS_WIN32
 #define ODB_THREADS_TLS_DECLSPEC
 
+/* VC++10 has C++11 always enabled.
+ */
+#if _MSC_VER >= 1600
+#  define ODB_CXX11
+#endif
+
 #endif /* ODB_DETAILS_CONFIG_VC_H */
diff --git a/odb/details/config.h.in b/odb/details/config.h.in
index 2422d98..5e71765 100644
--- a/odb/details/config.h.in
+++ b/odb/details/config.h.in
@@ -14,6 +14,8 @@
 #undef ODB_THREADS_TLS_KEYWORD
 #undef ODB_THREADS_TLS_DECLSPEC
 
+#undef ODB_CXX11
+
 #undef LIBODB_STATIC_LIB
 
 #endif /* ODB_DETAILS_CONFIG_H */
diff --git a/odb/details/config.hxx b/odb/details/config.hxx
index 1d7c2d9..ad0ec27 100644
--- a/odb/details/config.hxx
+++ b/odb/details/config.hxx
@@ -12,6 +12,9 @@
 #elif defined(ODB_COMPILER)
 #  define ODB_THREADS_NONE
 #  define LIBODB_STATIC_LIB
+#  if defined(__GXX_EXPERIMENTAL_CXX0X__) || __cplusplus >= 201103L
+#    define ODB_CXX11
+#  endif
 #else
 #  include <odb/details/config.h>
 #endif
diff --git a/odb/makefile b/odb/makefile
index 7633e8f..26820d2 100644
--- a/odb/makefile
+++ b/odb/makefile
@@ -15,7 +15,6 @@ statement.cxx      \
 tracer.cxx         \
 transaction.cxx
 
-
 # Implementation details.
 #
 cxx +=                      \
@@ -69,7 +68,6 @@ default := $(out_base)/
 dist    := $(out_base)/.dist
 clean   := $(out_base)/.clean
 
-
 # Build.
 #
 $(odb.l): $(cxx_obj)
@@ -81,6 +79,10 @@ endif
 $(cxx_obj) $(cxx_od): $(odb.l.cpp-options) $(out_base)/details/config.h
 $(odb.l.cpp-options): value := -I$(out_root) -I$(src_root)
 
+$(call include,$(bld_root)/cxx/standard.make) # cxx_standard
+
+ifdef libodb_threads
+ifdef cxx_standard
 $(out_base)/details/config.h: | $(out_base)/details/.
 	@echo '/* file      : odb/details/config.h'                      >$@
 	@echo ' * note      : automatically generated'                  >>$@
@@ -98,8 +100,13 @@ endif
 ifeq ($(libodb_threads),none)
 	@echo '#define ODB_THREADS_NONE 1'                              >>$@
 endif
+ifeq ($(cxx_standard),c++11)
+	@echo '#define ODB_CXX11 1'                                     >>$@
+endif
 	@echo ''                                                        >>$@
 	@echo '#endif /* ODB_DETAILS_CONFIG_H */'                       >>$@
+endif
+endif
 
 $(call include-dep,$(cxx_od),$(cxx_obj),$(out_base)/details/config.h)
 
-- 
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