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CMakeLists.txt
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CMakeLists.txt
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# CMake build script for ZeroMQ
cmake_minimum_required(VERSION 3.5..3.27)
project(ZeroMQ)
include(CheckIncludeFiles)
include(CheckCCompilerFlag)
include(CheckCXXCompilerFlag)
include(CheckLibraryExists)
include(CheckCSourceCompiles)
include(CheckCSourceRuns)
include(CMakeDependentOption)
include(CheckCXXSymbolExists)
include(CheckStructHasMember)
include(CheckTypeSize)
include(FindThreads)
include(GNUInstallDirs)
include(CheckTypeSize)
include(CMakePackageConfigHelpers)
list(INSERT CMAKE_MODULE_PATH 0 "${CMAKE_CURRENT_SOURCE_DIR}")
set(ZMQ_CMAKE_MODULES_DIR ${CMAKE_CURRENT_SOURCE_DIR}/builds/cmake/Modules)
list(APPEND CMAKE_MODULE_PATH ${ZMQ_CMAKE_MODULES_DIR})
include(TestZMQVersion)
include(ZMQSourceRunChecks)
include(ZMQSupportMacros)
find_package(PkgConfig)
# Set lists to empty beforehand as to not accidentally take values from parent
set(sources)
set(cxx-sources)
set(html-docs)
set(target_outputs)
option(ENABLE_ASAN "Build with address sanitizer" OFF)
if(ENABLE_ASAN)
message(STATUS "Instrumenting with Address Sanitizer")
set(CMAKE_BUILD_TYPE "RelWithDebInfo")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -fsanitize=address -fsanitize-address-use-after-scope -fno-omit-frame-pointer")
set(CMAKE_CXX_FLAGS
"${CMAKE_CXX_FLAGS} -fsanitize=address -fsanitize-address-use-after-scope -fno-omit-frame-pointer")
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -fsanitize=address -fsanitize-address-use-after-scope")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=address -fsanitize-address-use-after-scope")
endif()
# NOTE: Running libzmq under TSAN doesn't make much sense -- synchronization in libzmq is to some extent
# handled by the code "knowing" what threads are allowed to do, rather than by enforcing those
# restrictions, so TSAN generates a lot of (presumably) false positives from libzmq.
# The settings below are intended to enable libzmq to be built with minimal support for TSAN
# such that it can be used along with other code that is also built with TSAN.
option(ENABLE_TSAN "Build with thread sanitizer" OFF)
if(ENABLE_TSAN)
message(STATUS "Instrumenting with Thread Sanitizer")
set(CMAKE_BUILD_TYPE "RelWithDebInfo")
set(TSAN_FLAGS "-fno-omit-frame-pointer -fsanitize=thread")
set(TSAN_CCFLAGS "${TSAN_CCFLAGS} -mllvm -tsan-instrument-memory-accesses=0")
set(TSAN_CCFLAGS "${TSAN_CCFLAGS} -mllvm -tsan-instrument-atomics=0")
set(TSAN_CCFLAGS "${TSAN_CCFLAGS} -mllvm -tsan-instrument-func-entry-exit=1")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${TSAN_FLAGS} ${TSAN_CCFLAGS} -fPIE")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${TSAN_FLAGS} ${TSAN_CCFLAGS} -fPIE")
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${TSAN_FLAGS} -pie -Qunused-arguments")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${TSAN_FLAGS} -pie -Qunused-arguments")
endif()
option(ENABLE_UBSAN "Build with undefined behavior sanitizer" OFF)
if(ENABLE_UBSAN)
message(STATUS "Instrumenting with Undefined Behavior Sanitizer")
set(CMAKE_BUILD_TYPE "Debug")
set(UBSAN_FLAGS "${UBSAN_FLAGS} -fno-omit-frame-pointer")
set(UBSAN_FLAGS "${UBSAN_FLAGS} -fsanitize=undefined")
set(UBSAN_FLAGS "${UBSAN_FLAGS} -fsanitize=implicit-conversion")
set(UBSAN_FLAGS "${UBSAN_FLAGS} -fsanitize=implicit-integer-truncation")
set(UBSAN_FLAGS "${UBSAN_FLAGS} -fsanitize=integer")
set(UBSAN_FLAGS "${UBSAN_FLAGS} -fsanitize=nullability")
set(UBSAN_FLAGS "${UBSAN_FLAGS} -fsanitize=vptr")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${UBSAN_FLAGS}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${UBSAN_FLAGS}")
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} ${UBSAN_FLAGS}")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} ${UBSAN_FLAGS}")
endif()
option(ENABLE_INTRINSICS "Build using compiler intrinsics for atomic ops" OFF)
if(ENABLE_INTRINSICS)
message(STATUS "Using compiler intrinsics for atomic ops")
add_definitions(-DZMQ_HAVE_ATOMIC_INTRINSICS)
endif()
set(ZMQ_OUTPUT_BASENAME
"zmq"
CACHE STRING "Output zmq library base name")
if(${CMAKE_SYSTEM_NAME} STREQUAL Darwin)
# Find more information: https://cmake.org/Wiki/CMake_RPATH_handling
# Apply CMP0042: MACOSX_RPATH is enabled by default
cmake_policy(SET CMP0042 NEW)
# Add an install rpath if it is not a system directory
list(FIND CMAKE_PLATFORM_IMPLICIT_LINK_DIRECTORIES "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR}" isSystemDir)
if("${isSystemDir}" STREQUAL "-1")
set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/${CMAKE_INSTALL_LIBDIR}")
endif()
# Add linker search paths pointing to external dependencies
set(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
endif()
if (NOT MSVC)
if(NOT CMAKE_CXX_FLAGS MATCHES "-std=" AND NOT CXX_STANDARD AND NOT CMAKE_CXX_STANDARD)
# use C++11 by default if supported
check_cxx_compiler_flag("-std=c++11" COMPILER_SUPPORTS_CXX11)
if(COMPILER_SUPPORTS_CXX11)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
endif()
endif()
if(NOT CMAKE_C_FLAGS MATCHES "-std=" AND NOT C_STANDARD AND NOT CMAKE_C_STANDARD)
check_c_compiler_flag("-std=c11" COMPILER_SUPPORTS_C11)
if(COMPILER_SUPPORTS_C11)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c11")
else()
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu99")
endif()
endif()
# clang 6 has a warning that does not make sense on multi-platform code
check_cxx_compiler_flag("-Wno-tautological-constant-compare" CXX_HAS_TAUT_WARNING)
if(CXX_HAS_TAUT_WARNING)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-tautological-constant-compare")
endif()
check_c_compiler_flag("-Wno-tautological-constant-compare" CC_HAS_TAUT_WARNING)
if(CC_HAS_TAUT_WARNING)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wno-tautological-constant-compare")
endif()
endif()
# Will be used to add flags to pkg-config useful when apps want to statically link
set(pkg_config_libs_private "")
set(pkg_config_names_private "")
set(pkg_config_defines "")
option(WITH_OPENPGM "Build with support for OpenPGM" OFF)
option(WITH_NORM "Build with support for NORM" OFF)
option(WITH_VMCI "Build with support for VMware VMCI socket" OFF)
if(APPLE)
option(ZMQ_BUILD_FRAMEWORK "Build as OS X framework" OFF)
endif()
if(EXISTS "${CMAKE_SOURCE_DIR}/.git")
option(ENABLE_DRAFTS "Build and install draft classes and methods" ON)
else()
option(ENABLE_DRAFTS "Build and install draft classes and methods" OFF)
endif()
# Enable WebSocket transport and RadixTree
if(ENABLE_DRAFTS)
message(STATUS "Building draft classes and methods")
option(ENABLE_WS "Enable WebSocket transport" ON)
option(ENABLE_RADIX_TREE "Use radix tree implementation to manage subscriptions" ON)
set(pkg_config_defines "-DZMQ_BUILD_DRAFT_API=1")
else()
message(STATUS "Not building draft classes and methods")
option(ENABLE_WS "Enable WebSocket transport" OFF)
option(ENABLE_RADIX_TREE "Use radix tree implementation to manage subscriptions" OFF)
endif()
if(ENABLE_RADIX_TREE)
message(STATUS "Using radix tree implementation to manage subscriptions")
set(ZMQ_USE_RADIX_TREE 1)
endif()
if(ENABLE_WS)
list(
APPEND
sources
${CMAKE_CURRENT_SOURCE_DIR}/src/ws_address.cpp
${CMAKE_CURRENT_SOURCE_DIR}/src/ws_connecter.cpp
${CMAKE_CURRENT_SOURCE_DIR}/src/ws_decoder.cpp
${CMAKE_CURRENT_SOURCE_DIR}/src/ws_encoder.cpp
${CMAKE_CURRENT_SOURCE_DIR}/src/ws_engine.cpp
${CMAKE_CURRENT_SOURCE_DIR}/src/ws_listener.cpp
${CMAKE_CURRENT_SOURCE_DIR}/src/ws_address.hpp
${CMAKE_CURRENT_SOURCE_DIR}/src/ws_connecter.hpp
${CMAKE_CURRENT_SOURCE_DIR}/src/ws_decoder.hpp
${CMAKE_CURRENT_SOURCE_DIR}/src/ws_encoder.hpp
${CMAKE_CURRENT_SOURCE_DIR}/src/ws_engine.hpp
${CMAKE_CURRENT_SOURCE_DIR}/src/ws_listener.hpp
${CMAKE_CURRENT_SOURCE_DIR}/src/ws_protocol.hpp)
set(ZMQ_HAVE_WS 1)
message(STATUS "Enable WebSocket transport")
option(WITH_TLS "Use TLS for WSS support" ON)
option(WITH_NSS "Use NSS instead of builtin sha1" OFF)
if(WITH_TLS)
find_package("GnuTLS" 3.6.7)
if(GNUTLS_FOUND)
set(pkg_config_names_private "${pkg_config_names_private} gnutls")
list(APPEND sources ${CMAKE_CURRENT_SOURCE_DIR}/src/wss_address.hpp
${CMAKE_CURRENT_SOURCE_DIR}/src/wss_address.cpp ${CMAKE_CURRENT_SOURCE_DIR}/src/wss_engine.hpp
${CMAKE_CURRENT_SOURCE_DIR}/src/wss_engine.cpp)
message(STATUS "Enable WSS transport")
set(ZMQ_USE_GNUTLS 1)
set(ZMQ_HAVE_WSS 1)
else()
message(WARNING "No WSS support, you may want to install GnuTLS and run cmake again")
endif()
endif()
endif()
if(NOT ZMQ_USE_GNUTLS)
if(WITH_NSS)
pkg_check_modules(NSS3 "nss")
if(NSS3_FOUND)
set(pkg_config_names_private "${pkg_config_names_private} nss")
message(STATUS "Using NSS")
set(ZMQ_USE_NSS 1)
else()
find_package("NSS3")
if(NSS3_FOUND)
set(pkg_config_libs_private "${pkg_config_libs_private} -lnss3")
message(STATUS "Using NSS")
set(ZMQ_USE_NSS 1)
else()
message(WARNING "No nss installed, if you don't want builtin SHA1, install NSS or GnuTLS")
endif()
endif()
endif()
if(NOT ZMQ_USE_NSS)
list(APPEND sources ${CMAKE_CURRENT_SOURCE_DIR}/external/sha1/sha1.c
${CMAKE_CURRENT_SOURCE_DIR}/external/sha1/sha1.h)
message(STATUS "Using builtin sha1")
set(ZMQ_USE_BUILTIN_SHA1 1)
endif()
endif()
if(NOT MSVC)
option(WITH_LIBBSD "Use libbsd instead of builtin strlcpy" ON)
if(WITH_LIBBSD)
pkg_check_modules(LIBBSD "libbsd")
if(LIBBSD_FOUND)
message(STATUS "Using libbsd")
set(pkg_config_names_private "${pkg_config_names_private} libbsd")
set(ZMQ_HAVE_LIBBSD 1)
endif()
endif()
check_cxx_symbol_exists(strlcpy string.h ZMQ_HAVE_STRLCPY)
endif()
# Select curve encryption library, defaults to disabled To use libsodium instead, use --with-libsodium(must be
# installed) To disable curve, use --disable-curve
option(WITH_LIBSODIUM "Use libsodium" OFF)
option(WITH_LIBSODIUM_STATIC "Use static libsodium library" OFF)
option(ENABLE_LIBSODIUM_RANDOMBYTES_CLOSE "Automatically close libsodium randombytes. Not threadsafe without getrandom()" ON)
option(ENABLE_CURVE "Enable CURVE security" OFF)
if(ENABLE_CURVE)
if(WITH_LIBSODIUM)
find_package("sodium")
if(SODIUM_FOUND)
message(STATUS "Using libsodium for CURVE security")
include_directories(${SODIUM_INCLUDE_DIRS})
link_directories(${SODIUM_LIBRARY_DIRS})
if(WITH_LIBSODIUM_STATIC)
add_compile_definitions(SODIUM_STATIC)
endif()
set(ZMQ_USE_LIBSODIUM 1)
set(ZMQ_HAVE_CURVE 1)
if (ENABLE_LIBSODIUM_RANDOMBYTES_CLOSE)
set(ZMQ_LIBSODIUM_RANDOMBYTES_CLOSE 1)
endif()
else()
message(
ERROR
"libsodium not installed, you may want to install libsodium and run cmake again"
)
endif()
endif()
else()
message(STATUS "CURVE security is disabled")
endif()
set(SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}")
option(WITH_MILITANT "Enable militant assertions" OFF)
if(WITH_MILITANT)
add_definitions(-DZMQ_ACT_MILITANT)
endif()
set(API_POLLER
""
CACHE STRING "Choose polling system for zmq_poll(er)_*. valid values are
poll or select [default=poll unless POLLER=select]")
set(POLLER
""
CACHE STRING "Choose polling system for I/O threads. valid values are
kqueue, epoll, devpoll, pollset, poll or select [default=autodetect]")
if(WIN32)
if(CMAKE_SYSTEM_NAME STREQUAL "WindowsStore" AND CMAKE_SYSTEM_VERSION MATCHES "^10.0")
set(ZMQ_HAVE_WINDOWS_UWP ON)
set(ZMQ_HAVE_IPC OFF)
# to remove compile warninging "D9002 ignoring unknown option"
string(REPLACE "/Zi" "" CMAKE_CXX_FLAGS_DEBUG ${CMAKE_CXX_FLAGS_DEBUG})
set(CMAKE_CXX_FLAGS_DEBUG
${CMAKE_CXX_FLAGS_DEBUG}
CACHE STRING "" FORCE)
string(REPLACE "/Zi" "" CMAKE_CXX_FLAGS_RELWITHDEBINFO ${CMAKE_CXX_FLAGS_RELWITHDEBINFO})
set(CMAKE_CXX_FLAGS_RELWITHDEBINFO
${CMAKE_CXX_FLAGS_RELWITHDEBINFO}
CACHE STRING "" FORCE)
string(REPLACE "/Zi" "" CMAKE_CXX_FLAGS_DEBUG ${CMAKE_CXX_FLAGS_DEBUG})
endif()
# from https://stackoverflow.com/a/40217291/2019765
macro(get_WIN32_WINNT version)
if(CMAKE_SYSTEM_VERSION)
set(ver ${CMAKE_SYSTEM_VERSION})
string(REGEX MATCH "^([0-9]+).([0-9])" ver ${ver})
string(REGEX MATCH "^([0-9]+)" verMajor ${ver})
# Check for Windows 10, b/c we'll need to convert to hex 'A'.
if("${verMajor}" MATCHES "10")
set(verMajor "A")
string(REGEX REPLACE "^([0-9]+)" ${verMajor} ver ${ver})
endif("${verMajor}" MATCHES "10")
# Remove all remaining '.' characters.
string(REPLACE "." "" ver ${ver})
# Prepend each digit with a zero.
string(REGEX REPLACE "([0-9A-Z])" "0\\1" ver ${ver})
set(${version} "0x${ver}")
endif(CMAKE_SYSTEM_VERSION)
endmacro(get_WIN32_WINNT)
get_win32_winnt(ZMQ_WIN32_WINNT_DEFAULT)
message(STATUS "Detected _WIN32_WINNT from CMAKE_SYSTEM_VERSION: ${ZMQ_WIN32_WINNT_DEFAULT}")
# TODO limit _WIN32_WINNT to the actual Windows SDK version, which might be different from the default version
# installed with Visual Studio
if(MSVC_VERSION STREQUAL "1500" AND CMAKE_SYSTEM_VERSION VERSION_GREATER "6.0")
set(ZMQ_WIN32_WINNT_LIMIT "0x0600")
elseif(MSVC_VERSION STREQUAL "1600" AND CMAKE_SYSTEM_VERSION VERSION_GREATER "6.1")
set(ZMQ_WIN32_WINNT_LIMIT "0x0601")
elseif(MSVC_VERSION STREQUAL "1700" AND CMAKE_SYSTEM_VERSION VERSION_GREATER "6.1")
set(ZMQ_WIN32_WINNT_LIMIT "0x0601")
elseif(MSVC_VERSION STREQUAL "1800" AND CMAKE_SYSTEM_VERSION VERSION_GREATER "6.2")
set(ZMQ_WIN32_WINNT_LIMIT "0x0602")
endif()
if(ZMQ_WIN32_WINNT_LIMIT)
message(
STATUS
"Mismatch of Visual Studio Version (${MSVC_VERSION}) and CMAKE_SYSTEM_VERSION (${CMAKE_SYSTEM_VERSION}), limiting _WIN32_WINNT to ${ZMQ_WIN32_WINNT_LIMIT}, you may override this by setting ZMQ_WIN32_WINNT"
)
set(ZMQ_WIN32_WINNT_DEFAULT "${ZMQ_WIN32_WINNT_LIMIT}")
endif()
set(ZMQ_WIN32_WINNT
"${ZMQ_WIN32_WINNT_DEFAULT}"
CACHE STRING "Value to set _WIN32_WINNT to for building [default=autodetect from build environment]")
# On Windows Vista or greater, with MSVC 2013 or greater, default to epoll (which is required on Win 10 for ipc
# support)
if(ZMQ_WIN32_WINNT GREATER "0x05FF"
AND MSVC_VERSION GREATER 1799
AND POLLER STREQUAL ""
AND NOT ZMQ_HAVE_WINDOWS_UWP)
set(POLLER "epoll")
endif()
add_definitions(-D_WIN32_WINNT=${ZMQ_WIN32_WINNT})
endif(WIN32)
if(NOT MSVC)
if(POLLER STREQUAL "")
check_cxx_symbol_exists(kqueue sys/event.h HAVE_KQUEUE)
if(HAVE_KQUEUE)
set(POLLER "kqueue")
endif()
endif()
if(POLLER STREQUAL "")
check_cxx_symbol_exists(epoll_create sys/epoll.h HAVE_EPOLL)
if(HAVE_EPOLL)
set(POLLER "epoll")
check_cxx_symbol_exists(epoll_create1 sys/epoll.h HAVE_EPOLL_CLOEXEC)
if(HAVE_EPOLL_CLOEXEC)
set(ZMQ_IOTHREAD_POLLER_USE_EPOLL_CLOEXEC 1)
endif()
endif()
endif()
if(POLLER STREQUAL "")
check_include_files("sys/devpoll.h" HAVE_DEVPOLL)
if(HAVE_DEVPOLL)
set(POLLER "devpoll")
endif()
endif()
if(POLLER STREQUAL "")
check_cxx_symbol_exists(pollset_create sys/pollset.h HAVE_POLLSET)
if(HAVE_POLLSET)
set(POLLER "pollset")
endif()
endif()
if(POLLER STREQUAL "")
check_cxx_symbol_exists(poll poll.h HAVE_POLL)
if(HAVE_POLL)
set(POLLER "poll")
endif()
endif()
endif()
if(POLLER STREQUAL "")
if(WIN32)
set(HAVE_SELECT 1)
else()
check_cxx_symbol_exists(select sys/select.h HAVE_SELECT)
endif()
if(HAVE_SELECT)
set(POLLER "select")
else()
message(FATAL_ERROR "Could not autodetect polling method")
endif()
endif()
if(POLLER STREQUAL "kqueue"
OR POLLER STREQUAL "epoll"
OR POLLER STREQUAL "devpoll"
OR POLLER STREQUAL "pollset"
OR POLLER STREQUAL "poll"
OR POLLER STREQUAL "select")
message(STATUS "Using polling method in I/O threads: ${POLLER}")
string(TOUPPER ${POLLER} UPPER_POLLER)
set(ZMQ_IOTHREAD_POLLER_USE_${UPPER_POLLER} 1)
else()
message(FATAL_ERROR "Invalid polling method")
endif()
if(POLLER STREQUAL "epoll" AND WIN32)
message(STATUS "Including wepoll")
list(APPEND sources ${CMAKE_CURRENT_SOURCE_DIR}/external/wepoll/wepoll.c
${CMAKE_CURRENT_SOURCE_DIR}/external/wepoll/wepoll.h)
endif()
if(API_POLLER STREQUAL "")
if(POLLER STREQUAL "select")
set(API_POLLER "select")
else()
set(API_POLLER "poll")
endif()
endif()
message(STATUS "Using polling method in zmq_poll(er)_* API: ${API_POLLER}")
string(TOUPPER ${API_POLLER} UPPER_API_POLLER)
set(ZMQ_POLL_BASED_ON_${UPPER_API_POLLER} 1)
check_cxx_symbol_exists(pselect sys/select.h HAVE_PSELECT)
if (NOT WIN32 AND HAVE_PSELECT)
set(ZMQ_HAVE_PPOLL 1)
endif()
# special alignment settings
execute_process(
COMMAND getconf LEVEL1_DCACHE_LINESIZE
OUTPUT_VARIABLE CACHELINE_SIZE
ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
if(CACHELINE_SIZE STREQUAL ""
OR CACHELINE_SIZE EQUAL 0
OR CACHELINE_SIZE EQUAL -1
OR CACHELINE_SIZE EQUAL "undefined")
set(ZMQ_CACHELINE_SIZE 64)
else()
set(ZMQ_CACHELINE_SIZE ${CACHELINE_SIZE})
endif()
message(STATUS "Using ${ZMQ_CACHELINE_SIZE} bytes alignment for lock-free data structures")
check_cxx_symbol_exists(posix_memalign stdlib.h HAVE_POSIX_MEMALIGN)
if(NOT CYGWIN)
# TODO cannot we simply do 'if(WIN32) set(ZMQ_HAVE_WINDOWS ON)' or similar?
check_include_files(windows.h ZMQ_HAVE_WINDOWS)
endif()
if(NOT WIN32)
set(ZMQ_HAVE_IPC 1)
set(ZMQ_HAVE_STRUCT_SOCKADDR_UN 1)
else()
check_include_files("winsock2.h;afunix.h" ZMQ_HAVE_IPC)
if(ZMQ_HAVE_IPC)
check_struct_has_member("struct sockaddr_un" sun_path "winsock2.h;afunix.h" ZMQ_HAVE_STRUCT_SOCKADDR_UN)
endif()
endif()
# ##################### BEGIN condition_variable_t selection
if(NOT ZMQ_CV_IMPL)
# prefer C++11 STL std::condition_variable implementation, if available
check_include_files(condition_variable ZMQ_HAVE_STL_CONDITION_VARIABLE LANGUAGE CXX)
if(ZMQ_HAVE_STL_CONDITION_VARIABLE)
set(ZMQ_CV_IMPL_DEFAULT "stl11")
else()
if(WIN32 AND NOT CMAKE_SYSTEM_VERSION VERSION_LESS "6.0")
# Win32API CONDITION_VARIABLE is supported from Windows Vista only
set(ZMQ_CV_IMPL_DEFAULT "win32api")
elseif(CMAKE_USE_PTHREADS_INIT)
set(ZMQ_CV_IMPL_DEFAULT "pthreads")
else()
set(ZMQ_CV_IMPL_DEFAULT "none")
endif()
endif()
# TODO a vxworks implementation also exists, but vxworks is not currently supported with cmake at all
set(ZMQ_CV_IMPL
"${ZMQ_CV_IMPL_DEFAULT}"
CACHE STRING "Choose condition_variable_t implementation. Valid values are
stl11, win32api, pthreads, none [default=autodetect]")
endif()
message(STATUS "Using condition_variable_t implementation: ${ZMQ_CV_IMPL}")
if(ZMQ_CV_IMPL STREQUAL "stl11")
set(ZMQ_USE_CV_IMPL_STL11 1)
elseif(ZMQ_CV_IMPL STREQUAL "win32api")
set(ZMQ_USE_CV_IMPL_WIN32API 1)
elseif(ZMQ_CV_IMPL STREQUAL "pthreads")
set(ZMQ_USE_CV_IMPL_PTHREADS 1)
elseif(ZMQ_CV_IMPL STREQUAL "none")
set(ZMQ_USE_CV_IMPL_NONE 1)
else()
message(ERROR "Unknown value for ZMQ_CV_IMPL: ${ZMQ_CV_IMPL}")
endif()
# ##################### END condition_variable_t selection
if(NOT MSVC)
check_include_files(ifaddrs.h ZMQ_HAVE_IFADDRS)
check_include_files(sys/uio.h ZMQ_HAVE_UIO)
check_include_files(sys/eventfd.h ZMQ_HAVE_EVENTFD)
if(ZMQ_HAVE_EVENTFD AND NOT CMAKE_CROSSCOMPILING)
zmq_check_efd_cloexec()
endif()
endif()
if(ZMQ_HAVE_WINDOWS)
# Cannot use check_library_exists because the symbol is always declared as char(*)(void)
set(CMAKE_REQUIRED_LIBRARIES "ws2_32.lib")
check_cxx_symbol_exists(WSAStartup "winsock2.h" HAVE_WS2_32)
set(CMAKE_REQUIRED_LIBRARIES "rpcrt4.lib")
check_cxx_symbol_exists(UuidCreateSequential "rpc.h" HAVE_RPCRT4)
set(CMAKE_REQUIRED_LIBRARIES "iphlpapi.lib")
check_cxx_symbol_exists(GetAdaptersAddresses "winsock2.h;iphlpapi.h" HAVE_IPHLAPI)
check_cxx_symbol_exists(if_nametoindex "iphlpapi.h" HAVE_IF_NAMETOINDEX)
set(CMAKE_REQUIRED_LIBRARIES "")
# TODO: This not the symbol we're looking for. What is the symbol?
check_library_exists(ws2 fopen "" HAVE_WS2)
else()
check_cxx_symbol_exists(if_nametoindex net/if.h HAVE_IF_NAMETOINDEX)
check_cxx_symbol_exists(SO_PEERCRED sys/socket.h ZMQ_HAVE_SO_PEERCRED)
check_cxx_symbol_exists(LOCAL_PEERCRED sys/socket.h ZMQ_HAVE_LOCAL_PEERCRED)
check_cxx_symbol_exists(SO_BUSY_POLL sys/socket.h ZMQ_HAVE_BUSY_POLL)
endif()
if(NOT MINGW)
find_library(RT_LIBRARY rt)
if(RT_LIBRARY)
set(pkg_config_libs_private "${pkg_config_libs_private} -lrt")
endif()
endif()
find_package(Threads)
if(WIN32 AND NOT CYGWIN)
if(NOT HAVE_WS2_32 AND NOT HAVE_WS2)
message(FATAL_ERROR "Cannot link to ws2_32 or ws2")
endif()
if(NOT HAVE_RPCRT4)
message(FATAL_ERROR "Cannot link to rpcrt4")
endif()
if(NOT HAVE_IPHLAPI)
message(FATAL_ERROR "Cannot link to iphlapi")
endif()
endif()
if(NOT MSVC)
set(CMAKE_REQUIRED_LIBRARIES rt)
check_cxx_symbol_exists(clock_gettime time.h HAVE_CLOCK_GETTIME)
set(CMAKE_REQUIRED_LIBRARIES)
check_cxx_symbol_exists(fork unistd.h HAVE_FORK)
check_cxx_symbol_exists(gethrtime sys/time.h HAVE_GETHRTIME)
check_cxx_symbol_exists(mkdtemp stdlib.h HAVE_MKDTEMP)
check_cxx_symbol_exists(accept4 sys/socket.h HAVE_ACCEPT4)
check_cxx_symbol_exists(strnlen string.h HAVE_STRNLEN)
else()
set(HAVE_STRNLEN 1)
endif()
add_definitions(-D_REENTRANT -D_THREAD_SAFE)
add_definitions(-DZMQ_CUSTOM_PLATFORM_HPP)
option(ENABLE_EVENTFD "Enable/disable eventfd" ZMQ_HAVE_EVENTFD)
macro(zmq_check_cxx_flag_prepend flag)
check_cxx_compiler_flag("${flag}" HAVE_FLAG_${flag})
if(HAVE_FLAG_${flag})
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${flag}")
endif()
endmacro()
option(ENABLE_ANALYSIS "Build with static analysis(make take very long)" OFF)
if(MSVC)
if(ENABLE_ANALYSIS)
zmq_check_cxx_flag_prepend("/W4")
zmq_check_cxx_flag_prepend("/analyze")
# C++11/14/17-specific, but maybe possible via conditional defines
zmq_check_cxx_flag_prepend("/wd26440") # Function '...' can be declared 'noexcept'
zmq_check_cxx_flag_prepend("/wd26432") # If you define or delete any default operation in the type '...', define or
# delete them all
zmq_check_cxx_flag_prepend("/wd26439") # This kind of function may not throw. Declare it 'noexcept'
zmq_check_cxx_flag_prepend("/wd26447") # The function is declared 'noexcept' but calls function '...' which may
# throw exceptions
zmq_check_cxx_flag_prepend("/wd26433") # Function '...' should be marked with 'override'
zmq_check_cxx_flag_prepend("/wd26409") # Avoid calling new and delete explicitly, use std::make_unique<T> instead
# Requires GSL
zmq_check_cxx_flag_prepend("/wd26429") # Symbol '...' is never tested for nullness, it can be marked as not_null
zmq_check_cxx_flag_prepend("/wd26446") # Prefer to use gsl::at()
zmq_check_cxx_flag_prepend("/wd26481") # Don't use pointer arithmetic. Use span instead
zmq_check_cxx_flag_prepend("/wd26472") # Don't use a static_cast for arithmetic conversions. Use brace
# initialization, gsl::narrow_cast or gsl::narow
zmq_check_cxx_flag_prepend("/wd26448") # Consider using gsl::finally if final action is intended
zmq_check_cxx_flag_prepend("/wd26400") # Do not assign the result of an allocation or a function call with an
# owner<T> return value to a raw pointer, use owner<T> instead
zmq_check_cxx_flag_prepend("/wd26485") # Expression '...': No array to pointer decay(bounds.3)
else()
zmq_check_cxx_flag_prepend("/W3")
endif()
if(MSVC_IDE)
set(MSVC_TOOLSET "-${CMAKE_VS_PLATFORM_TOOLSET}")
else()
set(MSVC_TOOLSET "")
endif()
else()
zmq_check_cxx_flag_prepend("-Wall")
endif()
if(CMAKE_COMPILER_IS_GNUCXX OR CMAKE_CXX_COMPILER_ID MATCHES "Clang")
zmq_check_cxx_flag_prepend("-Wextra")
endif()
option(LIBZMQ_PEDANTIC "" ON)
option(LIBZMQ_WERROR "" OFF)
# TODO: why is -Wno-long-long defined differently than in configure.ac?
if(NOT MSVC)
zmq_check_cxx_flag_prepend("-Wno-long-long")
zmq_check_cxx_flag_prepend("-Wno-uninitialized")
if(LIBZMQ_PEDANTIC)
zmq_check_cxx_flag_prepend("-pedantic")
if(${CMAKE_CXX_COMPILER_ID} MATCHES "Intel")
zmq_check_cxx_flag_prepend("-strict-ansi")
endif()
if(${CMAKE_CXX_COMPILER_ID} MATCHES "SunPro")
zmq_check_cxx_flag_prepend("-compat=5")
endif()
endif()
endif()
if(LIBZMQ_WERROR)
if(MSVC)
zmq_check_cxx_flag_prepend("/WX")
else()
zmq_check_cxx_flag_prepend("-Werror")
if(NOT "${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU")
zmq_check_cxx_flag_prepend("-errwarn=%all")
endif()
endif()
endif()
if(CMAKE_SYSTEM_PROCESSOR MATCHES "^sparc")
zmq_check_cxx_flag_prepend("-mcpu=v9")
endif()
if(${CMAKE_CXX_COMPILER_ID} MATCHES "SunPro")
zmq_check_cxx_flag_prepend("-features=zla")
endif()
if(CMAKE_SYSTEM_NAME MATCHES "SunOS"
OR CMAKE_SYSTEM_NAME MATCHES "NetBSD"
OR CMAKE_SYSTEM_NAME MATCHES "QNX")
message(STATUS "Checking whether atomic operations can be used")
check_c_source_compiles(
"\
#include <atomic.h> \
\
int main() \
{ \
uint32_t value; \
atomic_cas_32(&value, 0, 0); \
return 0; \
} \
"
HAVE_ATOMIC_H)
if(NOT HAVE_ATOMIC_H)
set(ZMQ_FORCE_MUTEXES 1)
endif()
endif()
if(NOT ANDROID)
zmq_check_noexcept()
endif()
# -----------------------------------------------------------------------------
if (NOT MSVC)
# Compilation checks
zmq_check_pthread_setname()
zmq_check_pthread_setaffinity()
# Execution checks
if(NOT CMAKE_CROSSCOMPILING)
zmq_check_sock_cloexec()
zmq_check_o_cloexec()
zmq_check_so_bindtodevice()
zmq_check_so_keepalive()
zmq_check_so_priority()
zmq_check_tcp_keepcnt()
zmq_check_tcp_keepidle()
zmq_check_tcp_keepintvl()
zmq_check_tcp_keepalive()
zmq_check_tcp_tipc()
zmq_check_getrandom()
endif()
endif()
if(CMAKE_SYSTEM_NAME MATCHES "Linux"
OR CMAKE_SYSTEM_NAME MATCHES "GNU/kFreeBSD"
OR CMAKE_SYSTEM_NAME MATCHES "GNU/Hurd"
OR CYGWIN)
add_definitions(-D_GNU_SOURCE)
elseif(CMAKE_SYSTEM_NAME MATCHES "FreeBSD")
add_definitions(-D__BSD_VISIBLE)
elseif(CMAKE_SYSTEM_NAME MATCHES "NetBSD")
add_definitions(-D_NETBSD_SOURCE)
elseif(CMAKE_SYSTEM_NAME MATCHES "OpenBSD")
add_definitions(-D_OPENBSD_SOURCE)
elseif(CMAKE_SYSTEM_NAME MATCHES "SunOS")
add_definitions(-D_PTHREADS)
elseif(CMAKE_SYSTEM_NAME MATCHES "HP-UX")
add_definitions(-D_POSIX_C_SOURCE=200112L)
zmq_check_cxx_flag_prepend(-Ae)
elseif(CMAKE_SYSTEM_NAME MATCHES "Darwin")
add_definitions(-D_DARWIN_C_SOURCE)
endif()
find_package(AsciiDoc)
cmake_dependent_option(WITH_DOC "Build Reference Guide documentation(requires DocBook)" ON "ASCIIDOC_FOUND;NOT WIN32"
OFF) # Do not build docs on Windows due to issues with symlinks
if(MSVC)
if(WITH_OPENPGM)
# set(OPENPGM_ROOT "" CACHE PATH "Location of OpenPGM")
set(OPENPGM_VERSION_MAJOR 5)
set(OPENPGM_VERSION_MINOR 2)
set(OPENPGM_VERSION_MICRO 122)
if(CMAKE_CL_64)
find_path(
OPENPGM_ROOT include/pgm/pgm.h
PATHS
"[HKEY_LOCAL_MACHINE\\SOFTWARE\\Miru\\OpenPGM ${OPENPGM_VERSION_MAJOR}.${OPENPGM_VERSION_MINOR}.${OPENPGM_VERSION_MICRO}]"
NO_DEFAULT_PATH)
message(STATUS "OpenPGM x64 detected - ${OPENPGM_ROOT}")
else()
find_path(
OPENPGM_ROOT include/pgm/pgm.h
PATHS
"[HKEY_LOCAL_MACHINE\\SOFTWARE\\Wow6432Node\\Miru\\OpenPGM ${OPENPGM_VERSION_MAJOR}.${OPENPGM_VERSION_MINOR}.${OPENPGM_VERSION_MICRO}]"
"[HKEY_LOCAL_MACHINE\\SOFTWARE\\Miru\\OpenPGM ${OPENPGM_VERSION_MAJOR}.${OPENPGM_VERSION_MINOR}.${OPENPGM_VERSION_MICRO}]"
NO_DEFAULT_PATH)
message(STATUS "OpenPGM x86 detected - ${OPENPGM_ROOT}")
endif()
set(OPENPGM_INCLUDE_DIRS ${OPENPGM_ROOT}/include)
set(OPENPGM_LIBRARY_DIRS ${OPENPGM_ROOT}/lib)
set(OPENPGM_LIBRARIES
optimized
libpgm${MSVC_TOOLSET}-mt-${OPENPGM_VERSION_MAJOR}_${OPENPGM_VERSION_MINOR}_${OPENPGM_VERSION_MICRO}.lib debug
libpgm${MSVC_TOOLSET}-mt-gd-${OPENPGM_VERSION_MAJOR}_${OPENPGM_VERSION_MINOR}_${OPENPGM_VERSION_MICRO}.lib)
endif()
else()
if(WITH_OPENPGM)
# message(FATAL_ERROR "WITH_OPENPGM not implemented")
if(NOT OPENPGM_PKGCONFIG_NAME)
set(OPENPGM_PKGCONFIG_NAME "openpgm-5.2")
endif()
set(OPENPGM_PKGCONFIG_NAME
${OPENPGM_PKGCONFIG_NAME}
CACHE STRING "Name pkg-config shall use to find openpgm libraries and include paths" FORCE)
pkg_check_modules(OPENPGM ${OPENPGM_PKGCONFIG_NAME})
if(OPENPGM_FOUND)
message(STATUS ${OPENPGM_PKGCONFIG_NAME}" found")
set(pkg_config_names_private "${pkg_config_names_private} ${OPENPGM_PKGCONFIG_NAME}")
else()
message(
FATAL_ERROR
${OPENPGM_PKGCONFIG_NAME}" not found. openpgm is searchd via `pkg-config ${OPENPGM_PKGCONFIG_NAME}`. Consider providing a valid OPENPGM_PKGCONFIG_NAME"
)
endif()
# DSO symbol visibility for openpgm
if(HAVE_FLAG_VISIBILITY_HIDDEN)
elseif(HAVE_FLAG_LDSCOPE_HIDDEN)
endif()
endif()
endif()
# -----------------------------------------------------------------------------
# force off-tree build
if(${CMAKE_CURRENT_SOURCE_DIR} STREQUAL ${CMAKE_CURRENT_BINARY_DIR})
message(
FATAL_ERROR
"CMake generation is not allowed within the source directory! \
Remove the CMakeCache.txt file and try again from another folder, e.g.: \
\
rm CMakeCache.txt \
mkdir cmake-make \
cd cmake-make \
cmake ..")
endif()
# -----------------------------------------------------------------------------
# default to Release build
if(NOT CMAKE_BUILD_TYPE AND NOT CMAKE_CONFIGURATION_TYPES)
# CMAKE_BUILD_TYPE is not used for multi-configuration generators like Visual Studio/XCode which instead use
# CMAKE_CONFIGURATION_TYPES
set(CMAKE_BUILD_TYPE
Release
CACHE STRING "Choose the type of build, options are: None Debug Release RelWithDebInfo MinSizeRel." FORCE)
endif()
# -----------------------------------------------------------------------------
# output directories
zmq_set_with_default(CMAKE_RUNTIME_OUTPUT_DIRECTORY "${ZeroMQ_BINARY_DIR}/bin")
if(UNIX)
set(zmq_library_directory "lib")
else()
set(zmq_library_directory "bin")
endif()
zmq_set_with_default(CMAKE_LIBRARY_OUTPUT_DIRECTORY "${ZeroMQ_BINARY_DIR}/${zmq_library_directory}")
zmq_set_with_default(CMAKE_ARCHIVE_OUTPUT_DIRECTORY "${ZeroMQ_BINARY_DIR}/lib")
# -----------------------------------------------------------------------------
# platform specifics
if(WIN32)
# Socket limit is 16K(can be raised arbitrarily)
add_definitions(-DFD_SETSIZE=16384)
add_definitions(-D_CRT_SECURE_NO_WARNINGS)
add_definitions(-D_WINSOCK_DEPRECATED_NO_WARNINGS)
endif()
if(MSVC)
# Parallel make.
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /MP")
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} /MP")
# Compile the static lib with debug information included note: we assume here that the default flags contain some /Z
# flag
string(REGEX REPLACE "/Z.[^:]" "/Z7 " CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG}")
string(REGEX REPLACE "/Z.[^:]" "/Z7 " CMAKE_CXX_FLAGS_RELWITHDEBINFO "${CMAKE_CXX_FLAGS_RELWITHDEBINFO}")
endif()
# -----------------------------------------------------------------------------
# source files
set(cxx-sources
precompiled.cpp
address.cpp
channel.cpp
client.cpp
clock.cpp
ctx.cpp
curve_mechanism_base.cpp
curve_client.cpp
curve_server.cpp
dealer.cpp
devpoll.cpp
dgram.cpp
dist.cpp
endpoint.cpp
epoll.cpp
err.cpp
fq.cpp
io_object.cpp
io_thread.cpp
ip.cpp
ipc_address.cpp
ipc_connecter.cpp
ipc_listener.cpp
kqueue.cpp
lb.cpp
mailbox.cpp
mailbox_safe.cpp
mechanism.cpp
mechanism_base.cpp
metadata.cpp
msg.cpp
mtrie.cpp
norm_engine.cpp
object.cpp
options.cpp
own.cpp
null_mechanism.cpp
pair.cpp
peer.cpp
pgm_receiver.cpp
pgm_sender.cpp
pgm_socket.cpp
pipe.cpp
plain_client.cpp
plain_server.cpp
poll.cpp
poller_base.cpp
polling_util.cpp
pollset.cpp
proxy.cpp
pub.cpp
pull.cpp
push.cpp
random.cpp
raw_encoder.cpp
raw_decoder.cpp
raw_engine.cpp
reaper.cpp
rep.cpp
req.cpp
router.cpp
select.cpp
server.cpp
session_base.cpp
signaler.cpp
socket_base.cpp
socks.cpp
socks_connecter.cpp
stream.cpp
stream_engine_base.cpp
sub.cpp
tcp.cpp
tcp_address.cpp
tcp_connecter.cpp
tcp_listener.cpp
thread.cpp
trie.cpp
radix_tree.cpp
v1_decoder.cpp
v1_encoder.cpp
v2_decoder.cpp
v2_encoder.cpp
v3_1_encoder.cpp
xpub.cpp
xsub.cpp
zmq.cpp
zmq_utils.cpp
decoder_allocators.cpp
socket_poller.cpp
timers.cpp
config.hpp
radio.cpp
dish.cpp
udp_engine.cpp
udp_address.cpp
scatter.cpp
gather.cpp
ip_resolver.cpp
zap_client.cpp
zmtp_engine.cpp
# at least for VS, the header files must also be listed
address.hpp