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swift-mirror/Runtimes/Supplemental/cmake/modules/PlatformInfo.cmake
Eric Miotto 4efbe16a6b [Runtimes][CMake] Refactor FindSwiftCore to put focus on targets...
...instead of platforms.

Notable changes/flags:
* Append to variables controlling paths and names, to allow for user
  configuration
* add `SwiftCore_USE_STATIC_LIBS` to generate static archives
* use PlatformInfo variables to get the platform and arch subfolders
  (where appropriate)
* add include guards to ensure PlatformInfo and FindSwiftCore are
    included once in a project
* search for the appropriate static or import library under Windows

Addresses rdar://152838903
2025-06-17 15:39:16 -07:00

41 lines
1.8 KiB
CMake

include_guard(GLOBAL)
if(NOT ${PROJECT_NAME}_SIZEOF_POINTER)
set(${PROJECT_NAME}_SIZEOF_POINTER "${CMAKE_SIZEOF_VOID_P}" CACHE STRING "Size of a pointer in bytes")
message(CONFIGURE_LOG "Stdlib Pointer size: ${CMAKE_SIZEOF_VOID_P}")
mark_as_advanced(${PROJECT_NAME}_SIZEOF_POINTER)
endif()
# TODO: This logic should migrate to CMake once CMake supports installing swiftmodules
set(module_triple_command "${CMAKE_Swift_COMPILER}" -print-target-info)
if(CMAKE_Swift_COMPILER_TARGET)
list(APPEND module_triple_command -target ${CMAKE_Swift_COMPILER_TARGET})
endif()
execute_process(COMMAND ${module_triple_command} OUTPUT_VARIABLE target_info_json)
message(CONFIGURE_LOG "Swift target info: ${module_triple_command}\n"
"${target_info_json}")
if(NOT ${PROJECT_NAME}_MODULE_TRIPLE)
string(JSON module_triple GET "${target_info_json}" "target" "moduleTriple")
set(${PROJECT_NAME}_MODULE_TRIPLE "${module_triple}" CACHE STRING "Triple used for installed swift{doc,module,interface} files")
mark_as_advanced(${PROJECT_NAME}_MODULE_TRIPLE)
message(CONFIGURE_LOG "Swift module triple: ${module_triple}")
endif()
if(NOT ${PROJECT_NAME}_PLATFORM_SUBDIR)
string(JSON platform GET "${target_info_json}" "target" "platform")
set(${PROJECT_NAME}_PLATFORM_SUBDIR "${platform}" CACHE STRING "Platform name used for installed swift{doc,module,interface} files")
mark_as_advanced(${PROJECT_NAME}_PLATFORM_SUBDIR)
message(CONFIGURE_LOG "Swift platform: ${platform}")
endif()
if(NOT ${PROJECT_NAME}_ARCH_SUBDIR)
string(JSON arch GET "${target_info_json}" "target" "arch")
set(${PROJECT_NAME}_ARCH_SUBDIR "${arch}" CACHE STRING "Architecture used for setting the architecture subdirectory")
mark_as_advanced(${PROJECT_NAME}_ARCH_SUBDIR)
message(CONFIGURE_LOG "Swift Arch: ${arch}")
endif()