Add C++11 compiler flags to CMakeLists.txt

CMakeLists.txt

@@ -1,6 +1,21 @@
 cmake_minimum_required(VERSION 2.8.3)
 project(gazebo_ros_link_attacher)
 
+#####################################
+## Check c++11 / c++0x support ######
+#####################################
+include(CheckCXXCompilerFlag)
+CHECK_CXX_COMPILER_FLAG("-std=c++11" COMPILER_SUPPORTS_CXX11)
+CHECK_CXX_COMPILER_FLAG("-std=c++0x" COMPILER_SUPPORTS_CXX0X)
+if(COMPILER_SUPPORTS_CXX11)
+  set(CMAKE_CXX_FLAGS "-std=c++11")
+elseif(COMPILER_SUPPORTS_CXX0X)
+  set(CMAKE_CXX_FLAGS "-std=c++0x")
+else()
+  message(FATAL_ERROR "Compiler ${CMAKE_CXX_COMPILER} has no C++11 support.")
+endif()
+#####################################
+
 # Load catkin and all dependencies required for this package
 find_package(catkin REQUIRED COMPONENTS 
   roscpp