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Extract the `install_swift_interface` function into a new file. This is always invoked to perform the installation of the Swift interfaces as well as the binary module. Additionally, it prepares for a future refactoring which will also install the swift documentation interface.
34 lines
1.8 KiB
CMake
34 lines
1.8 KiB
CMake
# Generate and install swift interface files
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# TODO: CMake should learn how to model library evolution and generate this
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# stuff automatically.
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# Generate a swift interface file for the target if library evolution is enabled
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function(emit_swift_interface target)
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# Generate the target-variant binary swift module when performing zippered
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# build
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if(${PROJECT_NAME}_VARIANT_MODULE_TRIPLE)
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set(variant_module_tmp_dir "${CMAKE_CURRENT_BINARY_DIR}/${target}-${${PROJECT_NAME}_VARIANT_MODULE_TRIPLE}")
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file(MAKE_DIRECTORY "${variant_module_tmp_dir}")
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target_compile_options(${target} PRIVATE
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"$<$<COMPILE_LANGUAGE:Swift>:SHELL:-emit-variant-module-path ${variant_module_tmp_dir}/${target}.swiftmodule>")
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endif()
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# Generate textual swift interfaces is library-evolution is enabled
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if(${PROJECT_NAME}_ENABLE_LIBRARY_EVOLUTION)
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target_compile_options(${target} PRIVATE
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$<$<COMPILE_LANGUAGE:Swift>:-emit-module-interface-path$<SEMICOLON>${CMAKE_CURRENT_BINARY_DIR}/$<TARGET_PROPERTY:${target},Swift_MODULE_NAME>.swiftinterface>
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$<$<COMPILE_LANGUAGE:Swift>:-emit-private-module-interface-path$<SEMICOLON>${CMAKE_CURRENT_BINARY_DIR}/$<TARGET_PROPERTY:${target},Swift_MODULE_NAME>.private.swiftinterface>
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$<$<COMPILE_LANGUAGE:Swift>:-library-level$<SEMICOLON>api>
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$<$<COMPILE_LANGUAGE:Swift>:-Xfrontend$<SEMICOLON>-require-explicit-availability=ignore>)
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# Emit catalyst swiftmodules and interfaces
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if(${PROJECT_NAME}_VARIANT_MODULE_TRIPLE)
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target_compile_options(${target} PRIVATE
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"$<$<COMPILE_LANGUAGE:Swift>:SHELL:-emit-variant-module-interface-path ${variant_module_tmp_dir}/${target}.swiftinterface>"
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"$<$<COMPILE_LANGUAGE:Swift>:SHELL:-emit-variant-private-module-interface-path ${variant_module_tmp_dir}/${target}.private.swiftinterface>")
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endif()
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endif()
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endfunction()
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