cmake_minimum_required(VERSION 3.10)

project(mruby_mcux)

if(NOT DEFINED MRUBY_MCUX_TARGET)
    message(WARNING "MRUBY_MCUX_TARGET not defined, using default.")
    set(MRUBY_MCUX_TARGET imxrt10xx)
endif()

add_custom_command(OUTPUT libmruby.a
    COMMAND "${CMAKE_COMMAND}" "-E" "env"
            "MRUBY_CONFIG=${CMAKE_CURRENT_SOURCE_DIR}/configs/${MRUBY_MCUX_TARGET}.rb"
	    "MRUBY_BUILD_DIR=${CMAKE_CURRENT_BINARY_DIR}/mruby"
	    "INSTALL_DIR=${CMAKE_CURRENT_BINARY_DIR}/mruby/bin"
            "./minirake"

    WORKING_DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/mruby"
)

add_custom_target(mruby
    DEPENDS "libmruby.a"
)

set_target_properties(mruby PROPERTIES
    ADDITIONAL_CLEAN_FILES "${CMAKE_CURRENT_BINARY_DIR}/mruby"
)

add_library(${PROJECT_NAME} INTERFACE)
target_link_libraries(${PROJECT_NAME} INTERFACE
    "mruby"
    "mruby_core"
)
target_link_directories(${PROJECT_NAME} INTERFACE
    "${CMAKE_CURRENT_BINARY_DIR}/mruby/${MRUBY_MCUX_TARGET}/lib"