cmake: build as c++11

Signed-off-by: Casey Bodley <cbodley@redhat.com>

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index bad7147175c9d0ae0f16321f626c7128ada32b2d..e5970faecc5398040fdc68265fc6ed80cab4fc11 100644 (file)
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -19,6 +19,16 @@ set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -rdynamic -Wall -Wtype-limits -Wignored-qual
 
 set(CMAKE_CXX_FLAGS "${CMAKE_C_FLAGS} -ftemplate-depth-1024 -Wno-invalid-offsetof -Wnon-virtual-dtor -Wno-invalid-offsetof -Wstrict-null-sentinel -Woverloaded-virtual")
 
+# require c++11
+include(CheckCXXCompilerFlag)
+CHECK_CXX_COMPILER_FLAG("-std=c++11" COMPILER_SUPPORTS_CXX11)
+if (COMPILER_SUPPORTS_CXX11)
+  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
+else()
+  message(FATAL_ERROR "The compiler ${CMAKE_CXX_COMPILER} has no C++11 support.")
+endif()
+
+
 set(EXTRALIBS uuid rt dl ${Boost_LIBS})
 
 if(${WITH_PROFILER})