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f8e1544f41
This allows us to avoid shell redirection to create output files, and will help with the GN build.
82 lines
3.6 KiB
CMake
82 lines
3.6 KiB
CMake
#
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# Functions for generating sources using host tools
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#
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function(stringify_gml source output string_name)
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set(source ${CMAKE_CURRENT_SOURCE_DIR}/${source})
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add_custom_command(
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OUTPUT ${output}
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COMMAND ${SerenityOS_SOURCE_DIR}/Meta/text-to-cpp-string.sh ${string_name} ${source} > ${output}.tmp
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COMMAND "${CMAKE_COMMAND}" -E copy_if_different ${output}.tmp ${output}
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COMMAND "${CMAKE_COMMAND}" -E remove ${output}.tmp
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VERBATIM
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DEPENDS ${SerenityOS_SOURCE_DIR}/Meta/text-to-cpp-string.sh
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MAIN_DEPENDENCY ${source}
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)
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get_filename_component(output_name ${output} NAME)
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add_custom_target(generate_${output_name} DEPENDS ${output})
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add_dependencies(all_generated generate_${output_name})
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endfunction()
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function(compile_gml source output)
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set(source ${CMAKE_CURRENT_SOURCE_DIR}/${source})
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add_custom_command(
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OUTPUT ${output}
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COMMAND $<TARGET_FILE:Lagom::GMLCompiler> ${source} > ${output}.tmp
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COMMAND "${CMAKE_COMMAND}" -E copy_if_different ${output}.tmp ${output}
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COMMAND "${CMAKE_COMMAND}" -E remove ${output}.tmp
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VERBATIM
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DEPENDS Lagom::GMLCompiler
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MAIN_DEPENDENCY ${source}
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)
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get_filename_component(output_name ${output} NAME)
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add_custom_target(generate_${output_name} DEPENDS ${output})
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add_dependencies(all_generated generate_${output_name})
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endfunction()
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function(compile_ipc source output)
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if (NOT IS_ABSOLUTE ${source})
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set(source ${CMAKE_CURRENT_SOURCE_DIR}/${source})
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endif()
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add_custom_command(
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OUTPUT ${output}
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COMMAND $<TARGET_FILE:Lagom::IPCCompiler> ${source} -o ${output}.tmp
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COMMAND "${CMAKE_COMMAND}" -E copy_if_different ${output}.tmp ${output}
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COMMAND "${CMAKE_COMMAND}" -E remove ${output}.tmp
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VERBATIM
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DEPENDS Lagom::IPCCompiler
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MAIN_DEPENDENCY ${source}
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)
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get_filename_component(output_name ${output} NAME)
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add_custom_target(generate_${output_name} DEPENDS ${output})
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add_dependencies(all_generated generate_${output_name})
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# TODO: Use cmake_path() when we upgrade the minimum CMake version to 3.20
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# https://cmake.org/cmake/help/v3.23/command/cmake_path.html#relative-path
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string(LENGTH ${SerenityOS_SOURCE_DIR} root_source_dir_length)
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string(SUBSTRING ${CMAKE_CURRENT_SOURCE_DIR} ${root_source_dir_length} -1 current_source_dir_relative)
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install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${output} DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/${current_source_dir_relative}" OPTIONAL)
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endfunction()
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function(generate_state_machine source header)
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get_filename_component(header_name ${header} NAME)
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set(target_name "generate_${header_name}")
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# Note: This function is called twice with the same header, once in the kernel
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# and once in Userland/LibVT, this check makes sure that only one target
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# is generated for that header.
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if(NOT TARGET ${target_name})
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set(source ${CMAKE_CURRENT_SOURCE_DIR}/${source})
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set(output ${CMAKE_CURRENT_BINARY_DIR}/${header})
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add_custom_command(
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OUTPUT ${output}
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COMMAND $<TARGET_FILE:Lagom::StateMachineGenerator> ${source} -o ${output}.tmp
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COMMAND "${CMAKE_COMMAND}" -E copy_if_different ${output}.tmp ${output}
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COMMAND "${CMAKE_COMMAND}" -E remove ${output}.tmp
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VERBATIM
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DEPENDS Lagom::StateMachineGenerator
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MAIN_DEPENDENCY ${source}
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)
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add_custom_target(${target_name} DEPENDS ${output})
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add_dependencies(all_generated ${target_name})
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endif()
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endfunction()
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