cmake_minimum_required(VERSION 2.8) project(protobuf C CXX) option(BUILD_TESTING "Build tests" ON) option(BUILD_SHARED_LIBS "Build Shared Libraries" OFF) if (MSVC) option(ZLIB "Build with zlib support" OFF) endif (MSVC) add_definitions(-DGOOGLE_PROTOBUF_CMAKE_BUILD) find_package(Threads REQUIRED) if (CMAKE_USE_PTHREADS_INIT) add_definitions(-DHAVE_PTHREAD) endif (CMAKE_USE_PTHREADS_INIT) if (MSVC) if (ZLIB) set(HAVE_ZLIB 1) find_path(ZLIB_INCLUDE_DIRECTORIES zlib.h ${protobuf_SOURCE_DIR}) find_library(ZLIB_LIBRARIES zdll ${protobuf_SOURCE_DIR}) else (ZLIB) set(HAVE_ZLIB 0) endif (ZLIB) else (MSVC) find_package(ZLIB) if (ZLIB_FOUND) set(HAVE_ZLIB 1) else (ZLIB_FOUND) set(HAVE_ZLIB 0) # Explicitly set these to empty (override NOT_FOUND) so cmake doesn't # complain when we use them later. set(ZLIB_INCLUDE_DIRECTORIES) set(ZLIB_LIBRARIES) endif (ZLIB_FOUND) endif (MSVC) if (HAVE_ZLIB) add_definitions(-DHAVE_ZLIB) endif (HAVE_ZLIB) if (MSVC) if (BUILD_SHARED_LIBS) add_definitions(-DPROTOBUF_USE_DLLS) endif (BUILD_SHARED_LIBS) add_definitions(/wd4244 /wd4267 /wd4018 /wd4355 /wd4800 /wd4251 /wd4996 /wd4146 /wd4305) # Link runtime library statically so that MSVCR*.DLL is not required at runtime. # https://msdn.microsoft.com/en-us/library/2kzt1wy3.aspx # This is achieved by replacing msvc option /MD with /MT and /MDd with /MTd # http://www.cmake.org/Wiki/CMake_FAQ#How_can_I_build_my_MSVC_application_with_a_static_runtime.3F foreach(flag_var CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_DEBUG CMAKE_CXX_FLAGS_RELEASE CMAKE_CXX_FLAGS_MINSIZEREL CMAKE_CXX_FLAGS_RELWITHDEBINFO) if(${flag_var} MATCHES "/MD") string(REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}") endif(${flag_var} MATCHES "/MD") endforeach(flag_var) endif (MSVC) if (MSVC) string(REPLACE "/" "\\" PROTOBUF_SOURCE_WIN32_PATH ${protobuf_SOURCE_DIR}) string(REPLACE "/" "\\" PROTOBUF_BINARY_WIN32_PATH ${protobuf_BINARY_DIR}) configure_file(extract_includes.bat.in extract_includes.bat) endif (MSVC) get_filename_component(protobuf_source_dir ${protobuf_SOURCE_DIR} PATH) include_directories( ${ZLIB_INCLUDE_DIRECTORIES} ${protobuf_BINARY_DIR} ${protobuf_source_dir}/src) if (MSVC) # Add the "lib" prefix for generated .lib outputs. set(LIB_PREFIX lib) else (MSVC) # When building with "make", "lib" prefix will be added automatically by # the build tool. set(LIB_PREFIX) endif (MSVC) include(libprotobuf-lite.cmake) include(libprotobuf.cmake) include(libprotoc.cmake) include(protoc.cmake) if (BUILD_TESTING) include(tests.cmake) endif (BUILD_TESTING)