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Previously we'd add [component_name-NOTFOUND] sections to the components.ini file for targets which weren't part of a component.
90 lines
4.5 KiB
CMake
90 lines
4.5 KiB
CMake
#
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# Target properties and functions for optionally building libraries and applications
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#
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define_property(TARGET PROPERTY SERENITY_COMPONENT_NAME BRIEF_DOCS "SerenityOS component name" FULL_DOCS "-")
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define_property(TARGET PROPERTY SERENITY_COMPONENT_DESCRIPTION BRIEF_DOCS "SerenityOS component description" FULL_DOCS "-")
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define_property(TARGET PROPERTY SERENITY_COMPONENT_RECOMMENDED BRIEF_DOCS "SerenityOS component recommended (flag)" FULL_DOCS "-")
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define_property(TARGET PROPERTY SERENITY_COMPONENT_REQUIRED BRIEF_DOCS "SerenityOS component required (flag)" FULL_DOCS "-")
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define_property(TARGET PROPERTY SERENITY_COMPONENT_DEPENDS BRIEF_DOCS "SerenityOS component dependencies" FULL_DOCS "-")
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function(serenity_component name)
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cmake_parse_arguments(PARSE_ARGV 1 SERENITY_COMPONENT "RECOMMENDED;REQUIRED" "DESCRIPTION" "TARGETS;DEPENDS")
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string(TOUPPER "${name}" NAME_UPPER)
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option("BUILD_${NAME_UPPER}" "Build ${name}" "${SERENITY_COMPONENT_RECOMMENDED}")
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add_custom_target("Component${name}")
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set_target_properties(
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"Component${name}" PROPERTIES
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SERENITY_COMPONENT_NAME "${name}"
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SERENITY_COMPONENT_DESCRIPTION "${SERENITY_COMPONENT_DESCRIPTION}"
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SERENITY_COMPONENT_RECOMMENDED "${SERENITY_COMPONENT_RECOMMENDED}"
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SERENITY_COMPONENT_REQUIRED "${SERENITY_COMPONENT_REQUIRED}"
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SERENITY_COMPONENT_DEPENDS "${SERENITY_COMPONENT_DEPENDS}"
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)
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if(NOT "${SERENITY_COMPONENT_TARGETS}" STREQUAL "") # note: one component is /bin/false, which makes this tricky
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foreach(target IN LISTS SERENITY_COMPONENT_TARGETS)
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add_dependencies("Component${name}" "${target}")
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endforeach()
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endif()
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if(BUILD_EVERYTHING OR "${BUILD_${NAME_UPPER}}" OR SERENITY_COMPONENT_REQUIRED)
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add_dependencies(components "Component${name}")
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endif()
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foreach(dependency IN LISTS SERENITY_COMPONENT_DEPENDS)
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add_dependencies("Component${name}" "Component${dependency}")
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endforeach()
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endfunction()
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function(export_components_helper file_name current_dir)
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get_property(sub_dirs DIRECTORY "${current_dir}" PROPERTY SUBDIRECTORIES)
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foreach(sub_dir IN LISTS sub_dirs)
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export_components_helper("${file_name}" "${sub_dir}")
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endforeach()
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get_property(targets DIRECTORY "${current_dir}" PROPERTY BUILDSYSTEM_TARGETS)
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foreach(target IN LISTS targets)
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get_target_property(type "${target}" TYPE)
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if (type STREQUAL "INTERFACE_LIBRARY")
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continue() # Custom properties are not allowed to be set on INTERFACE libraries
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endif()
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get_target_property(component_name "${target}" SERENITY_COMPONENT_NAME)
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if(NOT "${component_name}" STREQUAL "" AND NOT "${component_name}" STREQUAL "component_name-NOTFOUND")
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get_target_property(component_name "${target}" SERENITY_COMPONENT_NAME)
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get_target_property(component_description "${target}" SERENITY_COMPONENT_DESCRIPTION)
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get_target_property(component_recommended "${target}" SERENITY_COMPONENT_RECOMMENDED)
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get_target_property(component_required "${target}" SERENITY_COMPONENT_REQUIRED)
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get_target_property(component_depends "${target}" SERENITY_COMPONENT_DEPENDS)
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file(APPEND "${file_name}" "[${component_name}]\n")
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file(APPEND "${file_name}" "description=${component_description}\n")
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if(component_recommended)
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file(APPEND "${file_name}" "recommended=1\n")
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else()
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file(APPEND "${file_name}" "recommended=0\n")
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endif()
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if(component_required)
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file(APPEND "${file_name}" "required=1\n")
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else()
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file(APPEND "${file_name}" "required=0\n")
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endif()
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string(TOUPPER "${component_name}" component_name_upper)
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if("${BUILD_${component_name_upper}}")
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file(APPEND "${file_name}" "user_selected=1\n")
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else()
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file(APPEND "${file_name}" "user_selected=0\n")
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endif()
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file(APPEND "${file_name}" "depends=${component_depends}\n")
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file(APPEND "${file_name}" "\n")
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endif()
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endforeach()
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endfunction()
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function(export_components file_name)
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file(WRITE "${file_name}" "[Global]\n")
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if(BUILD_EVERYTHING)
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file(APPEND "${file_name}" "build_everything=1\n")
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else()
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file(APPEND "${file_name}" "build_everything=0\n")
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endif()
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file(APPEND "${file_name}" "\n")
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export_components_helper("${file_name}" "${CMAKE_CURRENT_SOURCE_DIR}")
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endfunction()
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