116 lines
3.5 KiB
CMake
116 lines
3.5 KiB
CMake
# Abseil release to use when fetching from source
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set(YAZE_ABSL_GIT_TAG "20240116.2" CACHE STRING "Abseil release tag used when fetching from source")
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# Attempt to use the system package unless the build explicitly requests the
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# bundled (fetched) copy or we're on platforms where prebuilt packages are often
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# missing the required components (e.g. macOS).
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set(_yaze_use_fetched_absl ${YAZE_FORCE_BUNDLED_ABSL})
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if(NOT _yaze_use_fetched_absl)
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find_package(absl QUIET CONFIG)
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if(absl_FOUND)
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message(STATUS "Using system-provided Abseil package")
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else()
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set(_yaze_use_fetched_absl TRUE)
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message(STATUS "System Abseil not found. Fetching release ${YAZE_ABSL_GIT_TAG}.")
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endif()
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endif()
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if(_yaze_use_fetched_absl)
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include(FetchContent)
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FetchContent_GetProperties(absl)
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if(NOT absl_POPULATED)
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FetchContent_Declare(
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absl
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GIT_REPOSITORY https://github.com/abseil/abseil-cpp.git
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GIT_TAG ${YAZE_ABSL_GIT_TAG}
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GIT_SHALLOW TRUE
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GIT_PROGRESS TRUE
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USES_TERMINAL_DOWNLOAD TRUE
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)
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set(ABSL_PROPAGATE_CXX_STD ON CACHE BOOL "" FORCE)
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set(ABSL_BUILD_TESTING OFF CACHE BOOL "" FORCE)
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set(ABSL_ENABLE_INSTALL OFF CACHE BOOL "" FORCE)
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FetchContent_MakeAvailable(absl)
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message(STATUS "Fetched Abseil ${YAZE_ABSL_GIT_TAG}")
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endif()
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endif()
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if(NOT TARGET absl::strings)
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message(FATAL_ERROR "Abseil was not found or failed to configure correctly.")
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endif()
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# Canonical list of Abseil targets that the rest of the project links against.
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set(
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ABSL_TARGETS
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absl::strings
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absl::str_format
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absl::flags
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absl::flags_parse
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absl::flags_usage
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absl::flags_commandlineflag
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absl::flags_marshalling
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absl::flags_private_handle_accessor
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absl::flags_program_name
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absl::flags_config
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absl::flags_reflection
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absl::status
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absl::statusor
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absl::examine_stack
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absl::stacktrace
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absl::base
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absl::config
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absl::core_headers
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absl::failure_signal_handler
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absl::flat_hash_map
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absl::cord
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absl::hash
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absl::synchronization
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absl::time
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absl::symbolize
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absl::container_memory
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absl::memory
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absl::utility
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)
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# Only expose absl::int128 when it's supported without warnings.
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if(NOT WIN32)
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list(APPEND ABSL_TARGETS absl::int128)
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message(STATUS "Including absl::int128 target")
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else()
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message(STATUS "Skipping absl::int128 target on Windows")
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endif()
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if(APPLE AND DEFINED CMAKE_OSX_ARCHITECTURES AND CMAKE_OSX_ARCHITECTURES STREQUAL "arm64")
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foreach(_absl_target IN ITEMS absl_random_internal_randen_hwaes absl_random_internal_randen_hwaes_impl)
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if(TARGET ${_absl_target})
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get_target_property(_absl_opts ${_absl_target} COMPILE_OPTIONS)
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if(_absl_opts AND NOT _absl_opts STREQUAL "NOTFOUND")
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set(_absl_filtered_opts)
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set(_absl_skip_next FALSE)
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foreach(_absl_opt IN LISTS _absl_opts)
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if(_absl_skip_next)
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set(_absl_skip_next FALSE)
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continue()
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endif()
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if(_absl_opt STREQUAL "-Xarch_x86_64")
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set(_absl_skip_next TRUE)
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continue()
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endif()
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if(_absl_opt STREQUAL "-maes" OR _absl_opt STREQUAL "-msse4.1")
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continue()
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endif()
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list(APPEND _absl_filtered_opts ${_absl_opt})
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endforeach()
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set_property(TARGET ${_absl_target} PROPERTY COMPILE_OPTIONS ${_absl_filtered_opts})
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endif()
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endif()
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endforeach()
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endif()
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# Silence C++23 deprecation warnings for Abseil int128
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if(MSVC)
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add_definitions(-DSILENCE_CXX23_DEPRECATIONS)
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else()
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add_definitions(-D_SILENCE_CXX23_DEPRECATION_WARNING)
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endif()
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