Files
dusklight/cmake/AppleExports.cmake
T
Luke Street a6f059827b Game ABI / headers refactoring (#2215)
* Game ABI / headers refactoring

* Delete dusk/imgui.h
2026-07-14 19:24:08 -06:00

91 lines
3.4 KiB
CMake

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