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path: root/cmake/Modules/GenerateBootableIso.cmake
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include_guard(GLOBAL)

function(target_generate_bootable_iso TARGET)
    find_package("grub-mkrescue")

    # set(MODULE_SRC 
    #     "${PROJECT_SOURCE_DIR}/arch/${CMAKE_SYSTEM_PROCESSOR}/support/test.img"
    # )
    # set(MODULE_DST
    #     "$<TARGET_FILE_DIR:${TARGET}>/isofs/test.img"
    # )

    file(GENERATE
        OUTPUT "$<TARGET_FILE_DIR:${TARGET}>/isofs/boot/grub/grub.cfg"
        INPUT "${PROJECT_SOURCE_DIR}/arch/${CMAKE_SYSTEM_PROCESSOR}/support/grub.cfg.in"
    )

    add_custom_command(TARGET "${TARGET}"
        POST_BUILD
        # COMMAND "${CMAKE_COMMAND}" -E make_directory "$<TARGET_FILE_DIR:${TARGET}>/isofs"
        # COMMAND "${CMAKE_COMMAND}" -E copy_if_different "${MODULE_SRC}" "${MODULE_DST}"
        COMMAND "${CMAKE_COMMAND}" -E make_directory "$<TARGET_FILE_DIR:${TARGET}>/isofs"
        COMMAND "${CMAKE_COMMAND}" -E copy_directory "${PROJECT_SOURCE_DIR}/arch/${CMAKE_SYSTEM_PROCESSOR}/support/modules" "$<TARGET_FILE_DIR:${TARGET}>/isofs/modules"
        COMMAND "${GRUB_MKRESCUE_EXE}"
        "-o"
        "$<TARGET_FILE_DIR:${TARGET}>/${TARGET}.iso"
        "$<TARGET_FILE_DIR:${TARGET}>/isofs"
        "$<TARGET_FILE:${TARGET}>"
        "2>/dev/null"
        BYPRODUCTS "${CMAKE_RUNTIME_OUTPUT_DIRECTORY}/$<CONFIGURATION>/${TARGET}.iso"
        COMMENT "Creating bootable ISO image"
    )
    
endfunction()