36bca61764
git-subtree-dir: libs/protobuf git-subtree-split: fcd3b9a85ef36e46643dc30176cea1a7ad62e02b
59 lines
1.8 KiB
CMake
59 lines
1.8 KiB
CMake
# Setup our dependency on Abseil.
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set(ABSL_PROPAGATE_CXX_STD ON)
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if(TARGET absl::strings)
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# If Abseil is included already, skip including it.
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# (https://github.com/protocolbuffers/protobuf/issues/10435)
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elseif(protobuf_ABSL_PROVIDER STREQUAL "module")
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if(NOT ABSL_ROOT_DIR)
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set(ABSL_ROOT_DIR ${CMAKE_CURRENT_SOURCE_DIR}/third_party/abseil-cpp)
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endif()
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if(EXISTS "${ABSL_ROOT_DIR}/CMakeLists.txt")
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if(protobuf_INSTALL)
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# When protobuf_INSTALL is enabled and Abseil will be built as a module,
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# Abseil will be installed along with protobuf for convenience.
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set(ABSL_ENABLE_INSTALL ON)
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endif()
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add_subdirectory(${ABSL_ROOT_DIR} third_party/abseil-cpp)
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else()
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message(WARNING "protobuf_ABSL_PROVIDER is \"module\" but ABSL_ROOT_DIR is wrong")
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endif()
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if(protobuf_INSTALL AND NOT _protobuf_INSTALL_SUPPORTED_FROM_MODULE)
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message(WARNING "protobuf_INSTALL will be forced to FALSE because protobuf_ABSL_PROVIDER is \"module\" and CMake version (${CMAKE_VERSION}) is less than 3.13.")
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set(protobuf_INSTALL FALSE)
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endif()
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elseif(protobuf_ABSL_PROVIDER STREQUAL "package")
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# Use "CONFIG" as there is no built-in cmake module for absl.
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find_package(absl REQUIRED CONFIG)
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endif()
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set(_protobuf_FIND_ABSL "if(NOT TARGET absl::strings)\n find_package(absl CONFIG)\nendif()")
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set(protobuf_ABSL_USED_TARGETS
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absl::algorithm
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absl::base
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absl::bind_front
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absl::bits
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absl::cleanup
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absl::cord
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absl::core_headers
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absl::debugging
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absl::dynamic_annotations
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absl::flags
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absl::flat_hash_map
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absl::flat_hash_set
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absl::function_ref
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absl::hash
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absl::layout
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absl::memory
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absl::optional
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absl::span
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absl::status
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absl::statusor
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absl::strings
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absl::synchronization
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absl::time
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absl::utility
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absl::variant
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)
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