CMakeLists.txt

cmake_minimum_required(VERSION 2.8.7)
project(cpp_range)

if(NOT ${CMAKE_VERSION} LESS 3.2)
    set(CMAKE_CXX_STANDARD 11)
    set(CMAKE_CXX_STANDARD_REQUIRED ON)
else()
    message(STATUS "Checking compiler flags for C++11 support.")
    # Set C++11 support flags for various compilers
    include(CheckCXXCompilerFlag)
    check_cxx_compiler_flag("-std=c++11" COMPILER_SUPPORTS_CXX11)
    check_cxx_compiler_flag("-std=c++0x" COMPILER_SUPPORTS_CXX0X)
    if(COMPILER_SUPPORTS_CXX11)
        message(STATUS "C++11 is supported.")
        if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
            set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11 -stdlib=libc++")
        else()
            set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
        endif()
    elseif(COMPILER_SUPPORTS_CXX0X)
        message(STATUS "C++0x is supported.")
        if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
            set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x -stdlib=libc++")
        else()
            set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++0x")
        endif()
    else()
        message(STATUS "The compiler ${CMAKE_CXX_COMPILER} has no C++11 support. Please use a different C++ compiler.")
    endif()

    if(MSVC)
        set(CMAKE_CXX_FLAGS "/EHsc")
        string(REPLACE "/O2" "/Od" CMAKE_CXX_FLAGS_RELEASE ${CMAKE_CXX_FLAGS_RELEASE})
        add_definitions(-D_SCL_SECURE_NO_WARNINGS)
    endif()
endif()

set(gtest_force_shared_crt ON CACHE BOOL "Always use /MD")
enable_testing()
set(BUILD_SHARED_LIBS OFF)

set(EXECUTABLE_OUTPUT_PATH ${CMAKE_BINARY_DIR}/bin)
set(RANGE_INCLUDE_DIRS ${CMAKE_CURRENT_SOURCE_DIR}/include)
mark_as_advanced(RANGE_INCLUDE_DIRS)

add_subdirectory(opt)
add_subdirectory(test)