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Meta: Make generate_state_machine() generate a proper target

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And use GENERATED_SOURCES (or add_dependencies) to make LibVT depend on
that target.
Fixes a FIXME.
This commit is contained in:
Ali Mohammad Pur 2021-05-20 14:14:23 +04:30 • committed by Linus Groh
parent a42bf04701
commit c6b12841ee
3 changed files with 24 additions and 13 deletions
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26
Meta/CMake/utils.cmake
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@ -169,13 +169,21 @@ function(embed_resource target section file)
endfunction()
function(generate_state_machine source header)
set(source ${CMAKE_CURRENT_SOURCE_DIR}/${source})
add_custom_command(
OUTPUT ${header}
COMMAND ${write_if_different} ${header} ${CMAKE_BINARY_DIR}/Userland/DevTools/StateMachineGenerator/StateMachineGenerator ${source} > ${header}
VERBATIM
DEPENDS StateMachineGenerator
MAIN_DEPENDENCY ${source}
)
get_filename_component(output_name ${header} NAME)
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 ${CMAKE_CURRENT_SOURCE_DIR}/${header})
add_custom_command(
OUTPUT ${output}
COMMAND ${write_if_different} ${output} ${CMAKE_BINARY_DIR}/Userland/DevTools/StateMachineGenerator/StateMachineGenerator ${source}
VERBATIM
DEPENDS StateMachineGenerator
MAIN_DEPENDENCY ${source}
)
add_custom_target(${target_name} DEPENDS ${output})
endif()
endfunction()