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136 lines
4.9 KiB
136 lines
4.9 KiB
# Copyright (c) 2015, 2019, Oracle and/or its affiliates. All rights reserved.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License, version 2.0,
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# as published by the Free Software Foundation.
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#
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# This program is also distributed with certain software (including
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# but not limited to OpenSSL) that is licensed under separate terms,
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# as designated in a particular file or component or in included license
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# documentation. The authors of MySQL hereby grant you an additional
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# permission to link the program and your derivative works with the
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# separately licensed software that they have included with MySQL.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License, version 2.0, for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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#
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# Usage:
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#
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# cmake -DWITH_PROTOBUF="bundled"|"system"
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#
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# Default is "bundled"
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# Other values will be ignored, and we fall back to "bundled"
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#
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MACRO(ECHO_PROTOBUF_VARIABLES)
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MESSAGE(STATUS "PROTOBUF_INCLUDE_DIR ${PROTOBUF_INCLUDE_DIR}")
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MESSAGE(STATUS "PROTOBUF_LIBRARY ${PROTOBUF_LIBRARY}")
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MESSAGE(STATUS "PROTOBUF_LITE_LIBRARY ${PROTOBUF_LITE_LIBRARY}")
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MESSAGE(STATUS "PROTOBUF_PROTOC_EXECUTABLE ${PROTOBUF_PROTOC_EXECUTABLE}")
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ENDMACRO()
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MACRO(COULD_NOT_FIND_PROTOBUF)
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ECHO_PROTOBUF_VARIABLES()
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MESSAGE(STATUS "Could not find (the correct version of) protobuf.")
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MESSAGE(STATUS "MySQL currently requires at least protobuf version 3.0")
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MESSAGE(FATAL_ERROR
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"You can build with the bundled sources"
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)
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ENDMACRO()
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SET(BUNDLED_PROTO_SRCDIR ${CMAKE_SOURCE_DIR}/extra/protobuf/protobuf-3.6.1/src)
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MACRO(MYSQL_USE_BUNDLED_PROTOBUF)
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SET(WITH_PROTOBUF "bundled" CACHE STRING
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"Bundled protoc and protobuf library")
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# Set the same variables as FindProtobuf.cmake (First reset all)
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FOREACH(protovar
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INCLUDE_DIR
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LIBRARY_DEBUG
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LIBRARY_RELEASE
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LITE_LIBRARY_DEBUG
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LITE_LIBRARY_RELEASE
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PROTOC_EXECUTABLE
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PROTOC_LIBRARY_DEBUG
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PROTOC_LIBRARY_RELEASE)
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UNSET(Protobuf_${protovar})
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UNSET(Protobuf_${protovar} CACHE)
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ENDFOREACH()
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UNSET(FIND_PACKAGE_MESSAGE_DETAILS_Protobuf)
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UNSET(FIND_PACKAGE_MESSAGE_DETAILS_Protobuf CACHE)
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SET(PROTOBUF_FOUND 1 CACHE INTERNAL "")
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SET(PROTOBUF_INCLUDE_DIR ${BUNDLED_PROTO_SRCDIR} CACHE INTERNAL "")
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SET(PROTOBUF_INCLUDE_DIRS ${BUNDLED_PROTO_SRCDIR} CACHE INTERNAL "")
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SET(PROTOBUF_LIBRARY libprotobuf CACHE INTERNAL "")
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SET(PROTOBUF_LIBRARY_DEBUG libprotobuf CACHE INTERNAL "")
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SET(PROTOBUF_LIBRARIES protobuf CACHE INTERNAL "")
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SET(PROTOBUF_PROTOC_EXECUTABLE protoc CACHE INTERNAL "")
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SET(PROTOBUF_PROTOC_LIBRARY libprotoc CACHE INTERNAL "")
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SET(PROTOBUF_PROTOC_LIBRARY_DEBUG libprotoc CACHE INTERNAL "")
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SET(PROTOBUF_LITE_LIBRARY libprotobuf-lite CACHE INTERNAL "")
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SET(PROTOBUF_LITE_LIBRARY_DEBUG libprotobuf-lite CACHE INTERNAL "")
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ENDMACRO()
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MACRO(MYSQL_CHECK_PROTOBUF)
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IF (NOT WITH_PROTOBUF OR
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NOT WITH_PROTOBUF STREQUAL "system")
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SET(WITH_PROTOBUF "bundled")
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ENDIF()
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MESSAGE(STATUS "WITH_PROTOBUF=${WITH_PROTOBUF}")
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IF(WITH_PROTOBUF STREQUAL "bundled")
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MYSQL_USE_BUNDLED_PROTOBUF()
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ELSE()
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FIND_PACKAGE(Protobuf)
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ENDIF()
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IF(NOT PROTOBUF_FOUND)
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MESSAGE(WARNING "Protobuf libraries/headers could not be found")
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ENDIF()
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IF(NOT PROTOBUF_PROTOC_EXECUTABLE)
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MESSAGE(WARNING "The protoc executable could not be found")
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ENDIF()
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IF(NOT PROTOBUF_PROTOC_LIBRARY)
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MESSAGE(WARNING "The protoc library could not be found")
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ENDIF()
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IF(NOT PROTOBUF_FOUND OR
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NOT PROTOBUF_PROTOC_EXECUTABLE OR
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NOT PROTOBUF_PROTOC_LIBRARY)
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MESSAGE(FATAL_ERROR "Use bundled protobuf, or install missing packages")
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ENDIF()
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# Verify protobuf version number. Version information looks like:
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# // The current version, represented as a single integer to make comparison
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# // easier: major * 10^6 + minor * 10^3 + micro
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# #define GOOGLE_PROTOBUF_VERSION 2006000
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FILE(STRINGS "${PROTOBUF_INCLUDE_DIR}/google/protobuf/stubs/common.h"
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PROTOBUF_VERSION_NUMBER
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REGEX "^#define[\t ]+GOOGLE_PROTOBUF_VERSION[\t ][0-9]+.*"
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)
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STRING(REGEX REPLACE
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"^.*GOOGLE_PROTOBUF_VERSION[\t ]([0-9])[0-9][0-9]([0-9])[0-9][0-9].*$"
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"\\1"
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PROTOBUF_MAJOR_VERSION "${PROTOBUF_VERSION_NUMBER}")
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STRING(REGEX REPLACE
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"^.*GOOGLE_PROTOBUF_VERSION[\t ]([0-9])[0-9][0-9]([0-9])[0-9][0-9].*$"
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"\\2"
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PROTOBUF_MINOR_VERSION "${PROTOBUF_VERSION_NUMBER}")
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MESSAGE(STATUS
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"PROTOBUF_VERSION_NUMBER is ${PROTOBUF_VERSION_NUMBER}")
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IF("${PROTOBUF_MAJOR_VERSION}.${PROTOBUF_MINOR_VERSION}" VERSION_LESS "3.0")
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COULD_NOT_FIND_PROTOBUF()
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ENDIF()
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ECHO_PROTOBUF_VARIABLES()
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ENDMACRO()
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