sdl2-hello-world/CMakeLists.txt

cmake_minimum_required(VERSION 3.20)

# Set your project name here
project(izanagi C)

set(CMAKE_C_STANDARD 11)

include_directories("${PROJECT_SOURCE_DIR}/dependencies/SDL2/include")

if (WIN32)
	if (CMAKE_SIZEOF_VOID_P EQUAL 8)
		set(PROJECT_ARCH x64)
	else ()
		set(PROJECT_ARCH x86)
	endif ()
endif ()

link_directories("${PROJECT_SOURCE_DIR}/dependencies/SDL2/lib/${PROJECT_ARCH}")
add_executable(izanagi src/packages/game/main.c)
target_link_libraries(izanagi SDL2main SDL2)

if (WIN32)
	add_custom_command(TARGET izanagi POST_BUILD
		COMMAND ${CMAKE_COMMAND} -E copy_if_different  # which executes "cmake - E copy_if_different..."
		"${PROJECT_SOURCE_DIR}/dependencies/SDL2/lib/${PROJECT_ARCH}/SDL2.dll"      # <--this is in-file
		$<TARGET_FILE_DIR:izanagi>)                 # <--this is out-file path
endif ()