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check_cxx_compiler_flag(-std=c++11 CXX_FLAG_CXX11)
if (CXX_FLAG_CXX11)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
else(CXX_FLAG_CXX11)
check_cxx_compiler_flag(-std=c++03 CXX_FLAG_CXX03)
if (CXX_FLAG_CXX03)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++03")
else(CXX_FLAG_CXX03)
check_cxx_compiler_flag(-std=c++98 CXX_FLAG_CXX98)
if (CXX_FLAG_CXX98)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++98")
else(CXX_FLAG_CXX98)
endif(CXX_FLAG_CXX98)
endif(CXX_FLAG_CXX03)
endif(CXX_FLAG_CXX11)
set(test_flags
-pedantic -Wall -Wcast-align -Wwrite-strings -Wswitch-default
-Wcast-qual -Wunused-variable -Wredundant-decls
-Wctor-dtor-privacy -Wnon-virtual-dtor -Wreorder -Wold-style-cast
-Woverloaded-virtual -fstrict-aliasing)
foreach(flag ${test_flags})
set(test_cxx_flag "CXX_FLAG${flag}")
CHECK_CXX_COMPILER_FLAG(${flag} "${test_cxx_flag}")
if (${test_cxx_flag})
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${flag}")
endif (${test_cxx_flag})
endforeach(flag ${test_flags})
check_include_file_cxx(tuple HAVE_TUPLE)
check_include_file_cxx(tr1/tuple HAVE_TR1_TUPLE)
check_cxx_source_compiles("
#include <memory>
struct foo : public std::enable_shared_from_this<foo>
{
foo() {}
};
int main() { std::shared_ptr<foo> f(new foo()); }
" HAVE_MEMORY_SHARED_PTR)
check_include_file_cxx ("tr1/memory" HAVE_TR1_MEMORY)
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