mirror of https://github.com/grpc/grpc.git
The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
https://grpc.io/
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78 lines
3.4 KiB
78 lines
3.4 KiB
7 years ago
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# Copyright 2017 gRPC authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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if("${gRPC_PROTOBUF_PROVIDER}" STREQUAL "module")
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# Building the protobuf tests require gmock what is not part of a standard protobuf checkout.
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# Disable them unless they are explicitly requested from the cmake command line (when we assume
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# gmock is downloaded to the right location inside protobuf).
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if(NOT protobuf_BUILD_TESTS)
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set(protobuf_BUILD_TESTS OFF CACHE BOOL "Build protobuf tests")
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endif()
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# Disable building protobuf with zlib. Building protobuf with zlib breaks
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# the build if zlib is not installed on the system.
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if(NOT protobuf_WITH_ZLIB)
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set(protobuf_WITH_ZLIB OFF CACHE BOOL "Build protobuf with zlib.")
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endif()
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if(NOT PROTOBUF_ROOT_DIR)
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set(PROTOBUF_ROOT_DIR ${CMAKE_CURRENT_SOURCE_DIR}/third_party/protobuf)
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endif()
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set(PROTOBUF_WELLKNOWN_IMPORT_DIR ${PROTOBUF_ROOT_DIR}/src)
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if(EXISTS "${PROTOBUF_ROOT_DIR}/cmake/CMakeLists.txt")
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set(protobuf_MSVC_STATIC_RUNTIME OFF CACHE BOOL "Link static runtime libraries")
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add_subdirectory(${PROTOBUF_ROOT_DIR}/cmake third_party/protobuf)
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if(TARGET ${_gRPC_PROTOBUF_LIBRARY_NAME})
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set(_gRPC_PROTOBUF_LIBRARIES ${_gRPC_PROTOBUF_LIBRARY_NAME})
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endif()
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if(TARGET libprotoc)
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set(_gRPC_PROTOBUF_PROTOC_LIBRARIES libprotoc)
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endif()
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if(TARGET protoc)
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set(_gRPC_PROTOBUF_PROTOC protoc)
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set(_gRPC_PROTOBUF_PROTOC_EXECUTABLE $<TARGET_FILE:protoc>)
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endif()
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else()
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message(WARNING "gRPC_PROTOBUF_PROVIDER is \"module\" but PROTOBUF_ROOT_DIR is wrong")
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endif()
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if(gRPC_INSTALL)
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message(WARNING "gRPC_INSTALL will be forced to FALSE because gRPC_PROTOBUF_PROVIDER is \"module\"")
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set(gRPC_INSTALL FALSE)
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endif()
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elseif("${gRPC_PROTOBUF_PROVIDER}" STREQUAL "package")
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find_package(Protobuf REQUIRED ${gRPC_PROTOBUF_PACKAGE_TYPE})
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if(Protobuf_FOUND OR PROTOBUF_FOUND)
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if(TARGET protobuf::${_gRPC_PROTOBUF_LIBRARY_NAME})
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set(_gRPC_PROTOBUF_LIBRARIES protobuf::${_gRPC_PROTOBUF_LIBRARY_NAME})
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else()
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set(_gRPC_PROTOBUF_LIBRARIES ${PROTOBUF_LIBRARIES})
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endif()
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if(TARGET protobuf::libprotoc)
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set(_gRPC_PROTOBUF_PROTOC_LIBRARIES protobuf::libprotoc)
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else()
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set(_gRPC_PROTOBUF_PROTOC_LIBRARIES ${PROTOBUF_PROTOC_LIBRARIES})
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endif()
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if(TARGET protobuf::protoc)
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set(_gRPC_PROTOBUF_PROTOC protobuf::protoc)
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set(_gRPC_PROTOBUF_PROTOC_EXECUTABLE $<TARGET_FILE:protobuf::protoc>)
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else()
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set(_gRPC_PROTOBUF_PROTOC ${PROTOBUF_PROTOC_EXECUTABLE})
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set(_gRPC_PROTOBUF_PROTOC_EXECUTABLE ${PROTOBUF_PROTOC_EXECUTABLE})
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endif()
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set(_gRPC_FIND_PROTOBUF "if(NOT Protobuf_FOUND AND NOT PROTOBUF_FOUND)\n find_package(Protobuf ${gRPC_PROTOBUF_PACKAGE_TYPE})\nendif()")
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endif()
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if(PROTOBUF_FOUND)
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include_directories(${PROTOBUF_INCLUDE_DIRS})
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endif()
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set(PROTOBUF_WELLKNOWN_IMPORT_DIR /usr/local/include)
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endif()
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