Protocol Buffers - Google's data interchange format (grpc依赖)
https://developers.google.com/protocol-buffers/
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266 lines
9.5 KiB
266 lines
9.5 KiB
# Minimum CMake required |
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cmake_minimum_required(VERSION 3.1.3) |
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if(protobuf_VERBOSE) |
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message(STATUS "Protocol Buffers Configuring...") |
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endif() |
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# CMake policies |
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cmake_policy(SET CMP0022 NEW) |
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# On MacOS use @rpath/ for target's install name prefix path |
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if (POLICY CMP0042) |
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cmake_policy(SET CMP0042 NEW) |
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endif () |
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# Clear VERSION variables when no VERSION is given to project() |
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if(POLICY CMP0048) |
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cmake_policy(SET CMP0048 NEW) |
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endif() |
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# Project |
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project(protobuf C CXX) |
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# Add c++11 flags |
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if (CYGWIN) |
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=gnu++11") |
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else() |
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set(CMAKE_CXX_STANDARD 11) |
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set(CMAKE_CXX_STANDARD_REQUIRED ON) |
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set(CMAKE_CXX_EXTENSIONS OFF) |
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endif() |
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# The Intel compiler isn't able to deal with noinline member functions of |
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# template classses defined in headers. As such it spams the output with |
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# warning #2196: routine is both "inline" and "noinline" |
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# This silences that warning. |
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if (CMAKE_CXX_COMPILER_ID MATCHES Intel) |
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string(APPEND CMAKE_CXX_FLAGS " -diag-disable=2196") |
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endif() |
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# Options |
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option(protobuf_BUILD_TESTS "Build tests" ON) |
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option(protobuf_BUILD_CONFORMANCE "Build conformance tests" OFF) |
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option(protobuf_BUILD_EXAMPLES "Build examples" OFF) |
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option(protobuf_BUILD_PROTOC_BINARIES "Build libprotoc and protoc compiler" ON) |
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if (BUILD_SHARED_LIBS) |
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set(protobuf_BUILD_SHARED_LIBS_DEFAULT ON) |
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else (BUILD_SHARED_LIBS) |
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set(protobuf_BUILD_SHARED_LIBS_DEFAULT OFF) |
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endif (BUILD_SHARED_LIBS) |
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option(protobuf_BUILD_SHARED_LIBS "Build Shared Libraries" ${protobuf_BUILD_SHARED_LIBS_DEFAULT}) |
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include(CMakeDependentOption) |
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cmake_dependent_option(protobuf_MSVC_STATIC_RUNTIME "Link static runtime libraries" ON |
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"NOT protobuf_BUILD_SHARED_LIBS" OFF) |
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set(protobuf_WITH_ZLIB_DEFAULT ON) |
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option(protobuf_WITH_ZLIB "Build with zlib support" ${protobuf_WITH_ZLIB_DEFAULT}) |
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set(protobuf_DEBUG_POSTFIX "d" |
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CACHE STRING "Default debug postfix") |
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mark_as_advanced(protobuf_DEBUG_POSTFIX) |
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# User options |
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include(protobuf-options.cmake) |
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# Path to main configure script |
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set(protobuf_CONFIGURE_SCRIPT "../configure.ac") |
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# Parse configure script |
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set(protobuf_AC_INIT_REGEX |
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"^AC_INIT\\(\\[([^]]+)\\],\\[([^]]+)\\],\\[([^]]+)\\],\\[([^]]+)\\]\\)$") |
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file(STRINGS "${protobuf_CONFIGURE_SCRIPT}" protobuf_AC_INIT_LINE |
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LIMIT_COUNT 1 REGEX "^AC_INIT") |
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# Description |
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string(REGEX REPLACE "${protobuf_AC_INIT_REGEX}" "\\1" |
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protobuf_DESCRIPTION "${protobuf_AC_INIT_LINE}") |
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# Version |
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string(REGEX REPLACE "${protobuf_AC_INIT_REGEX}" "\\2" |
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protobuf_VERSION_STRING "${protobuf_AC_INIT_LINE}") |
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# Contact |
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string(REGEX REPLACE "${protobuf_AC_INIT_REGEX}" "\\3" |
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protobuf_CONTACT "${protobuf_AC_INIT_LINE}") |
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# Parse version tweaks |
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set(protobuf_VERSION_REGEX "^([0-9]+)\\.([0-9]+)\\.([0-9]+)([-]rc[-]|\\.)?([0-9]*)$") |
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string(REGEX REPLACE "${protobuf_VERSION_REGEX}" "\\1" |
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protobuf_VERSION_MAJOR "${protobuf_VERSION_STRING}") |
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string(REGEX REPLACE "${protobuf_VERSION_REGEX}" "\\2" |
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protobuf_VERSION_MINOR "${protobuf_VERSION_STRING}") |
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string(REGEX REPLACE "${protobuf_VERSION_REGEX}" "\\3" |
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protobuf_VERSION_PATCH "${protobuf_VERSION_STRING}") |
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string(REGEX REPLACE "${protobuf_VERSION_REGEX}" "\\5" |
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protobuf_VERSION_PRERELEASE "${protobuf_VERSION_STRING}") |
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message(STATUS "${protobuf_VERSION_PRERELEASE}") |
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# Package version |
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set(protobuf_VERSION |
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"${protobuf_VERSION_MAJOR}.${protobuf_VERSION_MINOR}.${protobuf_VERSION_PATCH}") |
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if(protobuf_VERSION_PRERELEASE) |
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set(protobuf_VERSION "${protobuf_VERSION}.${protobuf_VERSION_PRERELEASE}") |
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else() |
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set(protobuf_VERSION "${protobuf_VERSION}.0") |
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endif() |
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message(STATUS "${protobuf_VERSION}") |
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if(protobuf_VERBOSE) |
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message(STATUS "Configuration script parsing status [") |
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message(STATUS " Description : ${protobuf_DESCRIPTION}") |
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message(STATUS " Version : ${protobuf_VERSION} (${protobuf_VERSION_STRING})") |
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message(STATUS " Contact : ${protobuf_CONTACT}") |
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message(STATUS "]") |
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endif() |
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add_definitions(-DGOOGLE_PROTOBUF_CMAKE_BUILD) |
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find_package(Threads REQUIRED) |
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if (CMAKE_USE_PTHREADS_INIT) |
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add_definitions(-DHAVE_PTHREAD) |
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endif (CMAKE_USE_PTHREADS_INIT) |
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set(_protobuf_FIND_ZLIB) |
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if (protobuf_WITH_ZLIB) |
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find_package(ZLIB) |
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if (ZLIB_FOUND) |
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set(HAVE_ZLIB 1) |
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# FindZLIB module define ZLIB_INCLUDE_DIRS variable |
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# Set ZLIB_INCLUDE_DIRECTORIES for compatible |
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set(ZLIB_INCLUDE_DIRECTORIES ${ZLIB_INCLUDE_DIRECTORIES} ${ZLIB_INCLUDE_DIRS}) |
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# Using imported target if exists |
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if (TARGET ZLIB::ZLIB) |
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set(ZLIB_LIBRARIES ZLIB::ZLIB) |
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set(_protobuf_FIND_ZLIB "if(NOT ZLIB_FOUND)\n find_package(ZLIB)\nendif()") |
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endif (TARGET ZLIB::ZLIB) |
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else (ZLIB_FOUND) |
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set(HAVE_ZLIB 0) |
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# Explicitly set these to empty (override NOT_FOUND) so cmake doesn't |
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# complain when we use them later. |
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set(ZLIB_INCLUDE_DIRECTORIES) |
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set(ZLIB_LIBRARIES) |
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endif (ZLIB_FOUND) |
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endif (protobuf_WITH_ZLIB) |
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if (HAVE_ZLIB) |
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add_definitions(-DHAVE_ZLIB) |
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endif (HAVE_ZLIB) |
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# We need to link with libatomic on systems that do not have builtin atomics, or |
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# don't have builtin support for 8 byte atomics |
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set(protobuf_LINK_LIBATOMIC false) |
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if (NOT MSVC) |
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include(CheckCXXSourceCompiles) |
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set(OLD_CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS}) |
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set(CMAKE_REQUIRED_FLAGS ${CMAKE_REQUIRED_FLAGS} -std=c++11) |
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check_cxx_source_compiles(" |
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#include <atomic> |
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int main() { |
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return std::atomic<int64_t>{}; |
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} |
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" protobuf_HAVE_BUILTIN_ATOMICS) |
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if (NOT protobuf_HAVE_BUILTIN_ATOMICS) |
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set(protobuf_LINK_LIBATOMIC true) |
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endif (NOT protobuf_HAVE_BUILTIN_ATOMICS) |
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set(CMAKE_REQUIRED_FLAGS ${OLD_CMAKE_REQUIRED_FLAGS}) |
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endif (NOT MSVC) |
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if (protobuf_BUILD_SHARED_LIBS) |
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set(protobuf_SHARED_OR_STATIC "SHARED") |
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else (protobuf_BUILD_SHARED_LIBS) |
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set(protobuf_SHARED_OR_STATIC "STATIC") |
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# In case we are building static libraries, link also the runtime library statically |
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# so that MSVCR*.DLL is not required at runtime. |
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# https://msdn.microsoft.com/en-us/library/2kzt1wy3.aspx |
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# This is achieved by replacing msvc option /MD with /MT and /MDd with /MTd |
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# http://www.cmake.org/Wiki/CMake_FAQ#How_can_I_build_my_MSVC_application_with_a_static_runtime.3F |
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if (MSVC AND protobuf_MSVC_STATIC_RUNTIME) |
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foreach(flag_var |
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CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_DEBUG CMAKE_CXX_FLAGS_RELEASE |
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CMAKE_CXX_FLAGS_MINSIZEREL CMAKE_CXX_FLAGS_RELWITHDEBINFO) |
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if(${flag_var} MATCHES "/MD") |
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string(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}") |
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endif(${flag_var} MATCHES "/MD") |
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endforeach(flag_var) |
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endif (MSVC AND protobuf_MSVC_STATIC_RUNTIME) |
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endif (protobuf_BUILD_SHARED_LIBS) |
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if (MSVC) |
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# Build with multiple processes |
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add_definitions(/MP) |
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# MSVC warning suppressions |
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add_definitions( |
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/wd4018 # 'expression' : signed/unsigned mismatch |
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/wd4065 # switch statement contains 'default' but no 'case' labels |
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/wd4146 # unary minus operator applied to unsigned type, result still unsigned |
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/wd4244 # 'conversion' conversion from 'type1' to 'type2', possible loss of data |
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/wd4251 # 'identifier' : class 'type' needs to have dll-interface to be used by clients of class 'type2' |
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/wd4267 # 'var' : conversion from 'size_t' to 'type', possible loss of data |
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/wd4305 # 'identifier' : truncation from 'type1' to 'type2' |
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/wd4307 # 'operator' : integral constant overflow |
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/wd4309 # 'conversion' : truncation of constant value |
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/wd4334 # 'operator' : result of 32-bit shift implicitly converted to 64 bits (was 64-bit shift intended?) |
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/wd4355 # 'this' : used in base member initializer list |
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/wd4506 # no definition for inline function 'function' |
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/wd4800 # 'type' : forcing value to bool 'true' or 'false' (performance warning) |
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/wd4996 # The compiler encountered a deprecated declaration. |
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) |
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# Allow big object |
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add_definitions(/bigobj) |
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string(REPLACE "/" "\\" PROTOBUF_SOURCE_WIN32_PATH ${protobuf_SOURCE_DIR}) |
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string(REPLACE "/" "\\" PROTOBUF_BINARY_WIN32_PATH ${protobuf_BINARY_DIR}) |
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string(REPLACE "." "," protobuf_RC_FILEVERSION "${protobuf_VERSION}") |
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configure_file(extract_includes.bat.in extract_includes.bat) |
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# Suppress linker warnings about files with no symbols defined. |
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set(CMAKE_STATIC_LINKER_FLAGS "${CMAKE_STATIC_LINKER_FLAGS} /ignore:4221") |
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# Configure Resource Compiler |
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enable_language(RC) |
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# use English language (0x409) in resource compiler |
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set(rc_flags "/l0x409") |
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# fix rc.exe invocations because of usage of add_definitions() |
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set(CMAKE_RC_COMPILE_OBJECT "<CMAKE_RC_COMPILER> ${rc_flags} <DEFINES> /fo<OBJECT> <SOURCE>") |
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configure_file(version.rc.in ${CMAKE_CURRENT_BINARY_DIR}/version.rc @ONLY) |
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endif (MSVC) |
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get_filename_component(protobuf_source_dir ${protobuf_SOURCE_DIR} PATH) |
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include_directories( |
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${ZLIB_INCLUDE_DIRECTORIES} |
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${protobuf_BINARY_DIR} |
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${protobuf_source_dir}/src) |
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if (MSVC) |
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# Add the "lib" prefix for generated .lib outputs. |
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set(LIB_PREFIX lib) |
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else (MSVC) |
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# When building with "make", "lib" prefix will be added automatically by |
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# the build tool. |
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set(LIB_PREFIX) |
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endif (MSVC) |
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if (protobuf_UNICODE) |
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add_definitions(-DUNICODE -D_UNICODE) |
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endif (protobuf_UNICODE) |
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include(libprotobuf-lite.cmake) |
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include(libprotobuf.cmake) |
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if (protobuf_BUILD_PROTOC_BINARIES) |
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include(libprotoc.cmake) |
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include(protoc.cmake) |
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endif (protobuf_BUILD_PROTOC_BINARIES) |
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if (protobuf_BUILD_TESTS) |
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include(tests.cmake) |
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endif (protobuf_BUILD_TESTS) |
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if (protobuf_BUILD_CONFORMANCE) |
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include(conformance.cmake) |
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endif (protobuf_BUILD_CONFORMANCE) |
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include(install.cmake) |
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if (protobuf_BUILD_EXAMPLES) |
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include(examples.cmake) |
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endif (protobuf_BUILD_EXAMPLES) |
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if(protobuf_VERBOSE) |
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message(STATUS "Protocol Buffers Configuring done") |
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endif()
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