cmake_minimum_required(VERSION 3.10)

option(A_BUILD_MAIN_AS_STATIC_LIB "Build as a static library instead of an executable" OFF)

get_filename_component(TARGET_NAME ${CMAKE_CURRENT_SOURCE_DIR} NAME)

set(MAIN_SRCS
    main.c
)

if(A_BUILD_MAIN_AS_STATIC_LIB)
    add_library(${TARGET_NAME} STATIC ${MAIN_SRCS})
else()
    add_executable(${TARGET_NAME} ${MAIN_SRCS})
endif()

if(CMAKE_BUILD_TYPE STREQUAL "Debug")
    target_compile_definitions(${TARGET_NAME} PRIVATE DEBUG)
endif()

if(A_BUILD_MAIN_AS_STATIC_LIB)
    set_target_properties(${TARGET_NAME} PROPERTIES
        ARCHIVE_OUTPUT_DIRECTORY ${PROJECT_SOURCE_DIR}/output
    )
else()
    set_target_properties(${TARGET_NAME} PROPERTIES
        RUNTIME_OUTPUT_DIRECTORY ${PROJECT_SOURCE_DIR}/output
    )
endif()

target_include_directories(${TARGET_NAME}
    PRIVATE
        ${CMAKE_CURRENT_SOURCE_DIR}
)

if(DEFINED GLOBAL_ENABLED_MODULES AND NOT GLOBAL_ENABLED_MODULES STREQUAL "")
    message(STATUS "[Main] Linking modules: ${GLOBAL_ENABLED_MODULES}")
    target_link_libraries(${TARGET_NAME} PUBLIC ${GLOBAL_ENABLED_MODULES})
else()
    message(STATUS "[Main] No additional modules linked.")
endif()

if(DEFINED GLOBAL_ENABLED_MACROS AND NOT GLOBAL_ENABLED_MACROS STREQUAL "")
    message(STATUS "[Main] Defining macros: ${GLOBAL_ENABLED_MACROS}")
    target_compile_definitions(${TARGET_NAME} PRIVATE ${GLOBAL_ENABLED_MACROS})
endif()

target_compile_options(${TARGET_NAME}
    PRIVATE
        -Wall
        $<$<CONFIG:Debug>:-g -O0>
        $<$<CONFIG:Release>:-O2>
)