cmake_minimum_required(VERSION 3.1)
project(static_json)

include(CheckCXXCompilerFlag)
include(CheckLibraryExists)

if (MSVC)
	set(CompilerFlags
			CMAKE_CXX_FLAGS_DEBUG
			CMAKE_CXX_FLAGS_RELEASE
			CMAKE_CXX_FLAGS_MINSIZEREL
			CMAKE_CXX_FLAGS_RELWITHDEBINFO
			CMAKE_C_FLAGS_DEBUG
			CMAKE_C_FLAGS_RELEASE
			CMAKE_C_FLAGS_MINSIZEREL
			CMAKE_C_FLAGS_RELWITHDEBINFO
		)

	foreach(CompilerFlag ${CompilerFlags})
		string(REPLACE "/MD" "/MT" ${CompilerFlag} "${${CompilerFlag}}")
	endforeach()

	add_definitions(-D_CRT_SECURE_NO_WARNINGS)
	add_definitions(-D_SCL_SECURE_NO_WARNINGS)
	add_definitions(-D_WIN32_WINNT=0x0601)
	add_definitions(-DWIN32_LEAN_AND_MEAN)

	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /MP /bigobj")

	if (MSVC_VERSION GREATER_EQUAL "1900")
		CHECK_CXX_COMPILER_FLAG("/std:c++17" HAS_CPP_LATEST_FLAG)
		if (HAS_CPP_LATEST_FLAG)
			add_compile_options("/std:c++17")
		endif()
	else()
		message(FATAL_ERROR "C++ Compiler too old, need support c++17")
	endif()
endif()

CHECK_CXX_COMPILER_FLAG(-fvisibility-inlines-hidden COMPILER_HAS_VISIBILITY_INLINE_HIDDEN)
CHECK_CXX_COMPILER_FLAG(-fvisibility=hidden COMPILER_HAS_VISIBILITY_HIDDEN)
CHECK_CXX_COMPILER_FLAG(-std=c++17 LIBCXX_HAS_STDCXX17_FLAG)
CHECK_CXX_COMPILER_FLAG(-fdiagnostics-color=always COMPILER_HAS_COLOR)

if (${COMPILER_HAS_VISIBILITY_INLINE_HIDDEN})
	SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fvisibility-inlines-hidden")
endif()

if (${COMPILER_HAS_VISIBILITY_HIDDEN})
	SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fvisibility=hidden")
endif()

if (${COMPILER_HAS_COLOR})
	set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -fdiagnostics-color=always")
endif()

if (NOT MSVC)
	if(NOT APPLE)
		set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -static-libstdc++ -static-libgcc")
	endif()
	if (ANDROID)
		set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fPIE -pie")
	endif()
	if(LIBCXX_HAS_STDCXX17_FLAG)
		set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++17 -O3")
		add_definitions(-DUSE_STD_STRING_VIEW)
	else()
		message(FATAL_ERROR "need at least GCC 5 or clang 5")
	endif()
endif()

include_directories(
	${CMAKE_CURRENT_SOURCE_DIR}/include
	${CMAKE_CURRENT_SOURCE_DIR}/include/rapidjson/include
)

add_executable(static_json
	src/main.cpp
	include/static_json.hpp
)