serenity/Meta/CMake/code_generators.cmake
Brian Gianforcaro 619200774b CMake: Add custom target to build only the generated sources
This is needed so all headers and files exist on disk, so that
the sonar cloud analyzer can find them when executing the compilation
commands contained in compile_commands.json, without actually building.

Co-authored-by: Andrew Kaster <akaster@serenityos.org>
2021-08-30 16:44:16 +02:00

58 lines
2.4 KiB
CMake

#
# Functions for generating sources using host tools
#
function(compile_gml source output string_name)
set(source ${CMAKE_CURRENT_SOURCE_DIR}/${source})
add_custom_command(
OUTPUT ${output}
COMMAND ${SerenityOS_SOURCE_DIR}/Meta/text-to-cpp-string.sh ${string_name} ${source} > ${output}.tmp
COMMAND "${CMAKE_COMMAND}" -E copy_if_different ${output}.tmp ${output}
COMMAND "${CMAKE_COMMAND}" -E remove ${output}.tmp
VERBATIM
DEPENDS ${SerenityOS_SOURCE_DIR}/Meta/text-to-cpp-string.sh
MAIN_DEPENDENCY ${source}
)
get_filename_component(output_name ${output} NAME)
add_custom_target(generate_${output_name} DEPENDS ${output})
add_dependencies(all_generated generate_${output_name})
endfunction()
function(compile_ipc source output)
set(source ${CMAKE_CURRENT_SOURCE_DIR}/${source})
add_custom_command(
OUTPUT ${output}
COMMAND $<TARGET_FILE:IPCCompiler> ${source} > ${output}.tmp
COMMAND "${CMAKE_COMMAND}" -E copy_if_different ${output}.tmp ${output}
COMMAND "${CMAKE_COMMAND}" -E remove ${output}.tmp
VERBATIM
DEPENDS IPCCompiler
MAIN_DEPENDENCY ${source}
)
get_filename_component(output_name ${output} NAME)
add_custom_target(generate_${output_name} DEPENDS ${output})
add_dependencies(all_generated generate_${output_name})
endfunction()
function(generate_state_machine source header)
get_filename_component(header_name ${header} NAME)
set(target_name "generate_${header_name}")
# Note: This function is called twice with the same header, once in the kernel
# and once in Userland/LibVT, this check makes sure that only one target
# is generated for that header.
if(NOT TARGET ${target_name})
set(source ${CMAKE_CURRENT_SOURCE_DIR}/${source})
set(output ${CMAKE_CURRENT_BINARY_DIR}/${header})
add_custom_command(
OUTPUT ${output}
COMMAND $<TARGET_FILE:StateMachineGenerator> ${source} > ${output}.tmp
COMMAND "${CMAKE_COMMAND}" -E copy_if_different ${output}.tmp ${output}
COMMAND "${CMAKE_COMMAND}" -E remove ${output}.tmp
VERBATIM
DEPENDS StateMachineGenerator
MAIN_DEPENDENCY ${source}
)
add_custom_target(${target_name} DEPENDS ${output})
add_dependencies(all_generated ${target_name})
endif()
endfunction()