function(generate_palette target_name palette_file)
    set(gen_dst ${CMAKE_CURRENT_BINARY_DIR}/gen)
    file(MAKE_DIRECTORY ${gen_dst})

    set(gen_src ${CMAKE_CURRENT_SOURCE_DIR}/${palette_file})
    set(generated_files
        ${gen_dst}/styles/palette.cpp
        ${gen_dst}/styles/palette.h
    )
    add_custom_command(
    OUTPUT
        ${generated_files}
    COMMAND
        codegen_style
        -I${gen_dst}
        -o${gen_dst}/styles
        -w${CMAKE_CURRENT_SOURCE_DIR}
        ${gen_src}
    COMMENT "Generating palette (${target_name})"
    DEPENDS
        codegen_style
        ${gen_src}
    MAIN_DEPENDENCY
        ${gen_src}
    )
    generate_target(${target_name} palette "${generated_files}" ${gen_dst})
endfunction()