mirror of
https://github.com/TwilitRealm/dusklight
synced 2026-07-29 23:27:25 -04:00
Luke Street
91 lines
3.4 KiB
CMake
91 lines
3.4 KiB
CMake
include_guard(GLOBAL)
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get_filename_component(_dir "${CMAKE_CURRENT_LIST_FILE}" DIRECTORY)
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# Apple mod linking: symgen scans and filters the game's exports, generating an exports list used for the executable
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# link step, and generates a MH_EXECUTE Mach-O stub that mods can link against without having to build the whole game.
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function(setup_apple_exports target)
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include("${_dir}/SymbolManifest.cmake")
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ensure_symgen(TRUE)
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set(_symgen "${SYMGEN_EXE}")
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add_dependencies(${target} symgen)
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set(_config_subdir "")
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if (CMAKE_CONFIGURATION_TYPES)
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set(_config_subdir "$<CONFIG>/")
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endif ()
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set(_rsp_lines "$<TARGET_OBJECTS:${target}>")
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foreach (_lib IN LISTS JSYSTEM_LIBRARIES)
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list(APPEND _rsp_lines "$<TARGET_FILE:${_lib}>")
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endforeach ()
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list(JOIN _rsp_lines "\n" _rsp_content)
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set(_rsp "${CMAKE_BINARY_DIR}/${_config_subdir}dusklight_exports_input.rsp")
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file(GENERATE OUTPUT "${_rsp}" CONTENT "${_rsp_content}")
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set(_sdk_args)
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foreach (_lib aurora_card aurora_core aurora_dvd aurora_gd aurora_gx aurora_mtx
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aurora_os aurora_pad aurora_si aurora_vi)
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if (TARGET ${_lib})
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list(APPEND _sdk_args --sdk-lib "$<TARGET_FILE:${_lib}>")
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endif ()
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endforeach ()
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# Dawn is linked statically on Apple; mods reach wgpu* through the executable.
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if (TARGET dawn::webgpu_dawn)
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get_target_property(_dawn_type dawn::webgpu_dawn TYPE)
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if (_dawn_type STREQUAL "STATIC_LIBRARY")
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list(APPEND _sdk_args --sdk-lib "$<TARGET_FILE:dawn::webgpu_dawn>")
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endif ()
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endif ()
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set(_exp "${CMAKE_BINARY_DIR}/${_config_subdir}dusklight_exports.exp")
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add_custom_command(TARGET ${target} PRE_LINK
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COMMAND "${_symgen}" exports
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"@${_rsp}"
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--out "${_exp}"
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--exclude cmake_pch
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--exclude miniz
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--exclude asan_options
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--exclude src/dusk
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${_sdk_args}
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COMMENT "Generating dusklight exports"
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VERBATIM)
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target_link_options(${target} PRIVATE -Xlinker -exported_symbols_list -Xlinker "${_exp}")
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# Generate the stub executable mods link against via -bundle_loader.
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set(_stub_args)
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if (IOS)
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set(_stub_platform "ios")
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list(APPEND _stub_args --platform ios)
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elseif (TVOS)
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set(_stub_platform "tvos")
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list(APPEND _stub_args --platform tvos)
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else ()
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set(_stub_platform "macos")
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endif ()
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if (CMAKE_OSX_DEPLOYMENT_TARGET)
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list(APPEND _stub_args --min-os "${CMAKE_OSX_DEPLOYMENT_TARGET}")
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endif ()
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if (CMAKE_OSX_ARCHITECTURES)
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set(_archs "${CMAKE_OSX_ARCHITECTURES}")
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else ()
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set(_archs "${CMAKE_SYSTEM_PROCESSOR}")
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endif ()
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set(_arch_names "")
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foreach (_arch IN LISTS _archs)
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string(TOLOWER "${_arch}" _arch)
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list(APPEND _stub_args --arch "${_arch}")
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list(APPEND _arch_names "${_arch}")
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endforeach ()
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list(JOIN _arch_names "_" _arch_name)
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set(_stub "${CMAKE_BINARY_DIR}/${_config_subdir}dusklight-stub")
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add_custom_command(TARGET ${target} POST_BUILD
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COMMAND "${_symgen}" stub -f macho "${_exp}" -o "${_stub}" ${_stub_args}
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BYPRODUCTS "${_stub}"
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COMMENT "Generating dusklight link stub"
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VERBATIM)
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install(FILES "${_stub}" DESTINATION sdk RENAME "stub-${_stub_platform}-${_arch_name}")
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endfunction()
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