CMakeLists.txt

# https://github.com/whoshuu/cpr-example
cmake_minimum_required(VERSION 2.8)

project(gist-downloader)

if(NOT ${CMAKE_VERSION} LESS 3.2)
    set(CMAKE_CXX_STANDARD 17)
    set(CMAKE_CXX_STANDARD_REQUIRED ON)
else()
    message(STATUS "Checking compiler flags for C++17 support.")
    # Set C++17 support flags for various compilers
    include(CheckCXXCompilerFlag)
    check_cxx_compiler_flag("-std=c++17" COMPILER_SUPPORTS_CXX17)
    check_cxx_compiler_flag("-std=c++1z" COMPILER_SUPPORTS_CXX1Z)
    if(COMPILER_SUPPORTS_CXX17)
        message(STATUS "C++17 is supported.")
        if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
            set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++17 -stdlib=libc++")
        else()
            set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++17")
        endif()
    elseif(COMPILER_SUPPORTS_CXX1Z)
        message(STATUS "C++1z is supported.")
        if(${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
            set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++1z -stdlib=libc++")
        else()
            set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++1z")
        endif()
    else()
        message(STATUS "The compiler ${CMAKE_CXX_COMPILER} has no C++17 support. Please use a different C++ compiler.")
    endif()
endif()

add_subdirectory(batteries)

add_executable(${PROJECT_NAME} "main.cpp")

target_link_libraries(${PROJECT_NAME} ${CPR_LIBRARIES} -lstdc++fs)

include_directories(${CPR_INCLUDE_DIRS} ${JSON_INCLUDE_DIRS})