0
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mirror of https://github.com/zeromq/libzmq.git synced 2024-12-27 23:51:04 +08:00
libzmq/CMakeLists.txt
Luca Boccassi 2c2ff01e85 Problem: CMake does not look for NSS using pkg-config
Solution: use pkg-config by default and FindPackage only as a
fallback
2019-12-28 21:17:09 +01:00

1645 lines
52 KiB
CMake

# CMake build script for ZeroMQ
project(ZeroMQ)
if(${CMAKE_SYSTEM_NAME} STREQUAL Darwin)
cmake_minimum_required(VERSION 3.0.2)
else()
cmake_minimum_required(VERSION 2.8.12)
endif()
include(CheckIncludeFiles)
include(CheckCCompilerFlag)
include(CheckCXXCompilerFlag)
include(CheckLibraryExists)
include(CheckCSourceCompiles)
include(CheckCSourceRuns)
include(CMakeDependentOption)
include(CheckCXXSymbolExists)
include(CheckTypeSize)
include(FindThreads)
include(GNUInstallDirs)
include(CheckTypeSize)
include(CMakePackageConfigHelpers)
list(INSERT CMAKE_MODULE_PATH 0 "${CMAKE_CURRENT_SOURCE_DIR}")
set(ZMQ_CMAKE_MODULES_DIR ${CMAKE_CURRENT_SOURCE_DIR}/builds/cmake/Modules)
list(APPEND CMAKE_MODULE_PATH ${ZMQ_CMAKE_MODULES_DIR})
include(TestZMQVersion)
include(ZMQSourceRunChecks)
include(ZMQSupportMacros)
find_package(PkgConfig)
option(ENABLE_ASAN "Build with address sanitizer" OFF)
if(ENABLE_ASAN)
message(STATUS "Instrumenting with Address Sanitizer")
set(CMAKE_C_FLAGS "${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 "${CMAKE_EXE_LINKER_FLAGS} -fsanitize=address -fsanitize-address-use-after-scope")
endif()
option (ENABLE_INTRINSICS "Build using compiler intrinsics for atomic ops" OFF)
if (ENABLE_INTRINSICS)
message(STATUS "Using compiler intrinsics for atomic ops")
add_definitions(-DZMQ_HAVE_ATOMIC_INTRINSICS)
endif()
set (ZMQ_OUTPUT_BASENAME "zmq" CACHE STRING "Output zmq library base name")
if(${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}/${CMAKE_INSTALL_LIBDIR}")
endif()
# Add linker search paths pointing to external dependencies
set(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
endif()
check_cxx_compiler_flag("-std=gnu++11" COMPILER_SUPPORTS_CXX11)
if(COMPILER_SUPPORTS_CXX11)
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=gnu++11")
endif()
check_c_compiler_flag("-std=gnu11" COMPILER_SUPPORTS_C11)
if(COMPILER_SUPPORTS_C11)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu11")
else()
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=gnu99")
endif()
if(NOT MSVC)
# 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 "")
option(WITH_OPENPGM "Build with support for OpenPGM" 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()
# Disable webSocket transport
option(DISABLE_WS "Disable WebSocket transport" OFF)
option(WITH_NSS "Use NSS instead of builtin sha1" OFF)
if (NOT DISABLE_WS)
list(APPEND sources
${CMAKE_CURRENT_SOURCE_DIR}/src/ws_address.cpp
${CMAKE_CURRENT_SOURCE_DIR}/src/wss_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/wss_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
${CMAKE_CURRENT_SOURCE_DIR}/src/ws_protocol.hpp)
set(ZMQ_HAVE_WS 1)
if (WITH_NSS)
pkg_check_modules(NSS3 "nss")
if (NSS3_FOUND)
set(pkg_config_names_private "${pkg_config_names_private} nss")
else()
find_package("NSS3")
if (NSS3_FOUND)
set(pkg_config_libs_private "${pkg_config_libs_private} -lnss3")
else()
message(FATAL_ERROR
"nss is not installed. Install it, then run CMake again")
endif()
endif()
message(STATUS "Using NSS")
include_directories(${NSS3_INCLUDE_DIRS})
link_directories(${NSS3_LIBRARY_DIRS})
set(OPTIONAL_LIBRARIES ${NSS3_LIBRARIES})
set(ZMQ_USE_NSS 1)
else()
list(APPEND sources ${CMAKE_CURRENT_SOURCE_DIR}/external/sha1/sha1.c ${CMAKE_CURRENT_SOURCE_DIR}/external/sha1/sha1.h)
message("Using builtin sha1")
set(ZMQ_USE_BUILTIN_SHA1 1)
endif()
endif()
if(NOT MSVC)
option(WITH_LIBBSD "Use libbsd instead of builtin strlcpy" ON)
if (WITH_LIBBSD)
pkg_check_modules(LIBBSD "libbsd")
if (LIBBSD_FOUND)
message(STATUS "Using libbsd")
include_directories(${LIBBSD_INCLUDE_DIRS})
set(pkg_config_names_private "${pkg_config_names_private} libbsd")
set(ZMQ_HAVE_LIBBSD 1)
link_directories(${LIBBSD_LIBRARY_DIRS})
set(OPTIONAL_LIBRARIES ${LIBBSD_LIBRARIES})
endif()
endif()
if (NOT WITH_LIBBSD OR NOT LIBBSD_FOUND)
check_cxx_symbol_exists(strlcpy string.h ZMQ_HAVE_STRLCPY)
endif()
endif()
# Select curve encryption library, defaults to tweetnacl
# To use libsodium instead, use --with-libsodium(must be installed)
# To disable curve, use --disable-curve
option(WITH_LIBSODIUM "Use libsodium instead of built-in tweetnacl" OFF)
option(ENABLE_CURVE "Enable CURVE security" ON)
if(NOT ENABLE_CURVE)
message(STATUS "CURVE security is disabled")
elseif(WITH_LIBSODIUM)
find_package(Sodium)
if(SODIUM_FOUND)
message(STATUS "Using libsodium for CURVE security")
include_directories(${SODIUM_INCLUDE_DIRS})
set(ZMQ_USE_LIBSODIUM 1)
set(ZMQ_HAVE_CURVE 1)
else()
message(FATAL_ERROR
"libsodium is not installed. Install it, then run CMake again")
endif()
else()
message(STATUS "Using tweetnacl for CURVE security")
list(APPEND sources ${CMAKE_CURRENT_SOURCE_DIR}/src/tweetnacl.c)
set(ZMQ_USE_TWEETNACL 1)
set(ZMQ_HAVE_CURVE 1)
endif()
set(SOURCE_DIR "${CMAKE_CURRENT_SOURCE_DIR}")
if(EXISTS "${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()
if(ENABLE_DRAFTS)
option (ENABLE_RADIX_TREE "Use radix tree implementation to manage subscriptions" ON)
add_definitions(-DZMQ_BUILD_DRAFT_API)
set(pkg_config_defines "-DZMQ_BUILD_DRAFT_API=1")
else()
option (ENABLE_RADIX_TREE "Use radix tree implementation to manage subscriptions" OFF)
set(pkg_config_defines "")
endif()
if (ENABLE_RADIX_TREE)
message(STATUS "Using radix tree implementation to manage subscriptions")
add_definitions(-DZMQ_USE_RADIX_TREE)
endif()
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 "")
set(CMAKE_EXTRA_INCLUDE_FILES sys/devpoll.h)
check_type_size("struct pollfd" DEVPOLL)
set(CMAKE_EXTRA_INCLUDE_FILES)
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)
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)
set(ZMQ_CACHELINE_SIZE 64)
else()
set(ZMQ_CACHELINE_SIZE ${CACHELINE_SIZE})
endif()
message(STATUS "Using ${ZMQ_CACHELINE_SIZE} bytes alignment for lock-free data structures")
if(NOT CYGWIN)
# TODO cannot we simply do 'if(WIN32) set(ZMQ_HAVE_WINDOWS ON)' or similar?
check_include_files(windows.h ZMQ_HAVE_WINDOWS)
endif()
if(NOT WIN32)
set(ZMQ_HAVE_IPC 1)
else()
check_include_files("winsock2.h;afunix.h" ZMQ_HAVE_IPC)
endif()
###################### BEGIN condition_variable_t selection
if(NOT ZMQ_CV_IMPL)
# prefer C++11 STL std::condition_variable implementation, if available
check_include_files(condition_variable ZMQ_HAVE_STL_CONDITION_VARIABLE LANGUAGE CXX)
if (ZMQ_HAVE_STL_CONDITION_VARIABLE)
set(ZMQ_CV_IMPL_DEFAULT "stl11")
else()
if(WIN32 AND NOT CMAKE_SYSTEM_VERSION VERSION_LESS "6.0")
# Win32API CONDITION_VARIABLE is supported from Windows Vista only
set(ZMQ_CV_IMPL_DEFAULT "win32api")
elseif(CMAKE_USE_PTHREADS_INIT)
set(ZMQ_CV_IMPL_DEFAULT "pthreads")
else()
set(ZMQ_CV_IMPL_DEFAULT "none")
endif()
endif()
# TODO a vxworks implementation also exists, but vxworks is not currently supported with cmake at all
set(ZMQ_CV_IMPL "${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: ${ZMQ_CV_IMPL}")
endif()
###################### END condition_variable_t selection
if(NOT MSVC)
check_include_files(ifaddrs.h ZMQ_HAVE_IFADDRS)
check_include_files(sys/uio.h ZMQ_HAVE_UIO)
check_include_files(sys/eventfd.h ZMQ_HAVE_EVENTFD)
if(ZMQ_HAVE_EVENTFD AND NOT CMAKE_CROSSCOMPILING)
zmq_check_efd_cloexec()
endif()
endif()
if(ZMQ_HAVE_WINDOWS)
# Cannot use check_library_exists because the symbol is always declared as char(*)(void)
set(CMAKE_REQUIRED_LIBRARIES "ws2_32.lib")
check_cxx_symbol_exists(WSAStartup "winsock2.h" HAVE_WS2_32)
set(CMAKE_REQUIRED_LIBRARIES "rpcrt4.lib")
check_cxx_symbol_exists(UuidCreateSequential "rpc.h" HAVE_RPCRT4)
set(CMAKE_REQUIRED_LIBRARIES "iphlpapi.lib")
check_cxx_symbol_exists(GetAdaptersAddresses "winsock2.h;iphlpapi.h" HAVE_IPHLAPI)
set(CMAKE_REQUIRED_LIBRARIES "")
# TODO: This not the symbol we're looking for. What is the symbol?
check_library_exists(ws2 fopen "" HAVE_WS2)
else()
check_cxx_symbol_exists(SO_PEERCRED sys/socket.h ZMQ_HAVE_SO_PEERCRED)
check_cxx_symbol_exists(LOCAL_PEERCRED sys/socket.h ZMQ_HAVE_LOCAL_PEERCRED)
endif()
if(NOT MINGW)
find_library(RT_LIBRARY rt)
if(RT_LIBRARY)
set(pkg_config_libs_private "${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(gethrtimei 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 CMAKE_CROSSCOMPILING AND NOT MSVC)
zmq_check_sock_cloexec()
zmq_check_o_cloexec()
zmq_check_so_bindtodevice()
zmq_check_so_keepalive()
zmq_check_tcp_keepcnt()
zmq_check_tcp_keepidle()
zmq_check_tcp_keepintvl()
zmq_check_tcp_keepalive()
zmq_check_tcp_tipc()
zmq_check_pthread_setname()
zmq_check_pthread_setaffinity()
zmq_check_getrandom()
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}")
# Optimization flags.
# http://msdn.microsoft.com/en-us/magazine/cc301698.aspx
if(NOT ${CMAKE_BUILD_TYPE} MATCHES "Debug")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /GL")
set(CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} /LTCG")
set(CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} /LTCG")
set(CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} /LTCG")
endif()
endif()
#-----------------------------------------------------------------------------
# source files
set(cxx-sources
precompiled.cpp
address.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
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
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
array.hpp
atomic_counter.hpp
atomic_ptr.hpp
blob.hpp
client.hpp
clock.hpp
command.hpp
condition_variable.hpp
config.hpp
ctx.hpp
curve_client.hpp
curve_client_tools.hpp
curve_mechanism_base.hpp
curve_server.hpp
dbuffer.hpp
dealer.hpp
decoder.hpp
decoder_allocators.hpp
devpoll.hpp
dgram.hpp
dish.hpp
dist.hpp
encoder.hpp
endpoint.hpp
epoll.hpp
err.hpp
fd.hpp
fq.hpp
gather.hpp
generic_mtrie.hpp
generic_mtrie_impl.hpp
gssapi_client.hpp
gssapi_mechanism_base.hpp
gssapi_server.hpp
i_decoder.hpp
i_encoder.hpp
i_engine.hpp
i_mailbox.hpp
i_poll_events.hpp
io_object.hpp
io_thread.hpp
ip.hpp
ipc_address.hpp
ipc_connecter.hpp
ipc_listener.hpp
kqueue.hpp
lb.hpp
likely.hpp
macros.hpp
mailbox.hpp
mailbox_safe.hpp
mechanism.hpp
mechanism_base.hpp
metadata.hpp
msg.hpp
mtrie.hpp
mutex.hpp
norm_engine.hpp
null_mechanism.hpp
object.hpp
options.hpp
own.hpp
pair.hpp
pgm_receiver.hpp
pgm_sender.hpp
pgm_socket.hpp
pipe.hpp
plain_client.hpp
plain_common.hpp
plain_server.hpp
poll.hpp
poller.hpp
poller_base.hpp
polling_util.hpp
pollset.hpp
precompiled.hpp
proxy.hpp
pub.hpp
pull.hpp
push.hpp
radio.hpp
random.hpp
raw_decoder.hpp
raw_encoder.hpp
raw_engine.hpp
reaper.hpp
rep.hpp
req.hpp
router.hpp
scatter.hpp
secure_allocator.hpp
select.hpp
server.hpp
session_base.hpp
signaler.hpp
socket_base.hpp
socket_poller.hpp
socks.hpp
socks_connecter.hpp
stdint.hpp
stream.hpp
stream_engine_base.hpp
stream_connecter_base.hpp
stream_connecter_base.cpp
stream_listener_base.hpp
stream_listener_base.cpp
sub.hpp
tcp.hpp
tcp_address.hpp
tcp_connecter.hpp
tcp_listener.hpp
thread.hpp
timers.hpp
tipc_address.hpp
tipc_connecter.hpp
tipc_listener.hpp
trie.hpp
udp_address.hpp
udp_engine.hpp
v1_decoder.hpp
v1_encoder.hpp
v2_decoder.hpp
v2_encoder.hpp
v2_protocol.hpp
vmci.hpp
vmci_address.hpp
vmci_connecter.hpp
vmci_listener.hpp
windows.hpp
wire.hpp
xpub.hpp
xsub.hpp
ypipe.hpp
ypipe_base.hpp
ypipe_conflate.hpp
yqueue.hpp
zap_client.hpp
zmtp_engine.hpp
)
if(MINGW)
# Generate the right type when using -m32 or -m64
macro(set_rc_arch rc_target)
set(CMAKE_RC_COMPILER_INIT windres)
enable_language(RC)
set(CMAKE_RC_COMPILE_OBJECT
"<CMAKE_RC_COMPILER> <FLAGS> -O coff --target=${rc_target} <DEFINES> -i <SOURCE> -o <OBJECT>")
endmacro()
if(NOT CMAKE_SYSTEM_PROCESSOR)
set(CMAKE_SYSTEM_PROCESSOR ${CMAKE_HOST_SYSTEM_PROCESSOR})
endif()
# Also happens on x86_64 systems...what a worthless variable
if(CMAKE_SYSTEM_PROCESSOR MATCHES "i386"
OR CMAKE_SYSTEM_PROCESSOR MATCHES "i486"
OR CMAKE_SYSTEM_PROCESSOR MATCHES "i586"
OR CMAKE_SYSTEM_PROCESSOR MATCHES "i686"
OR CMAKE_SYSTEM_PROCESSOR MATCHES "x86"
OR CMAKE_SYSTEM_PROCESSOR MATCHES "x86_64"
OR CMAKE_SYSTEM_PROCESSOR MATCHES "amd64")
if(CMAKE_SIZEOF_VOID_P EQUAL 8)
set_rc_arch("pe-x86-64")
else()
set_rc_arch("pe-i386")
endif()
endif()
endif()
set(public_headers
include/zmq.h
include/zmq_utils.h)
set(readme-docs
AUTHORS
COPYING
COPYING.LESSER
NEWS)
#-----------------------------------------------------------------------------
# optional modules
if(WITH_OPENPGM)
add_definitions(-DZMQ_HAVE_OPENPGM)
include_directories(${OPENPGM_INCLUDE_DIRS})
link_directories(${OPENPGM_LIBRARY_DIRS})
set(OPTIONAL_LIBRARIES ${OPENPGM_LIBRARIES})
endif()
if(WITH_VMCI)
add_definitions(-DZMQ_HAVE_VMCI)
include_directories(${VMCI_INCLUDE_DIRS})
list(APPEND cxx-sources vmci_address.cpp vmci_connecter.cpp vmci_listener.cpp vmci.cpp)
endif()
if(ZMQ_HAVE_TIPC)
add_definitions(-DZMQ_HAVE_TIPC)
list(APPEND cxx-sources tipc_address.cpp tipc_connecter.cpp tipc_listener.cpp)
endif()
#-----------------------------------------------------------------------------
# source generators
foreach(source ${cxx-sources})
list(APPEND sources ${CMAKE_CURRENT_SOURCE_DIR}/src/${source})
endforeach()
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/src/version.rc.in ${CMAKE_CURRENT_BINARY_DIR}/version.rc)
# Delete any src/platform.hpp left by configure
file(REMOVE ${CMAKE_CURRENT_SOURCE_DIR}/src/platform.hpp)
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/builds/cmake/platform.hpp.in ${CMAKE_CURRENT_BINARY_DIR}/platform.hpp)
list(APPEND sources ${CMAKE_CURRENT_BINARY_DIR}/platform.hpp)
set(prefix ${CMAKE_INSTALL_PREFIX})
set(exec_prefix ${prefix})
set(libdir ${prefix}/lib)
set(includedir ${prefix}/include)
set(VERSION ${ZMQ_VERSION_MAJOR}.${ZMQ_VERSION_MINOR}.${ZMQ_VERSION_PATCH})
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/src/libzmq.pc.in ${CMAKE_CURRENT_BINARY_DIR}/libzmq.pc @ONLY)
set(zmq-pkgconfig ${CMAKE_CURRENT_BINARY_DIR}/libzmq.pc)
if(NOT ZMQ_BUILD_FRAMEWORK)
install(FILES ${CMAKE_CURRENT_BINARY_DIR}/libzmq.pc DESTINATION ${CMAKE_INSTALL_LIBDIR}/pkgconfig)
endif()
if(MSVC)
if(CMAKE_CL_64)
set(nsis-template ${CMAKE_CURRENT_SOURCE_DIR}/builds/cmake/NSIS.template64.in)
else()
set(nsis-template ${CMAKE_CURRENT_SOURCE_DIR}/builds/cmake/NSIS.template32.in)
endif()
add_custom_command(
OUTPUT ${CMAKE_CURRENT_BINARY_DIR}/NSIS.template.in
COMMAND ${CMAKE_COMMAND}
ARGS -E
copy
${nsis-template}
${CMAKE_CURRENT_BINARY_DIR}/NSIS.template.in
DEPENDS ${nsis-template})
endif()
option (WITH_DOCS "Build html docs" ON)
if (WITH_DOCS)
file(MAKE_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}/doc)
file(GLOB docs RELATIVE ${CMAKE_CURRENT_BINARY_DIR}/ "${CMAKE_CURRENT_SOURCE_DIR}/doc/*.txt")
set(html-docs)
foreach(txt ${docs})
string(REGEX REPLACE ".*/(.*)\\.txt" "\\1.html" html ${txt})
set(src ${txt})
set(dst doc/${html})
if(WITH_DOC)
add_custom_command(
OUTPUT ${dst}
COMMAND ${ASCIIDOC_EXECUTABLE}
-d manpage
-b xhtml11
-f ${CMAKE_CURRENT_SOURCE_DIR}/doc/asciidoc.conf
-azmq_version=${ZMQ_VERSION}
-o ${dst}
${src}
DEPENDS ${CMAKE_CURRENT_BINARY_DIR}/${src}
WORKING_DIRECTORY ${CMAKE_CURRENT_BINARY_DIR}
COMMENT "Generating ${html}")
list(APPEND html-docs ${CMAKE_CURRENT_BINARY_DIR}/${dst})
endif()
endforeach()
endif()
if(ZMQ_BUILD_FRAMEWORK)
add_custom_command(
TARGET libzmq
POST_BUILD
COMMAND ${CMAKE_COMMAND}
ARGS -E make_directory "${CMAKE_LIBRARY_OUTPUT_PATH}/ZeroMQ.framework/Versions/${ZMQ_VERSION}/MacOS"
COMMENT "Perf tools")
endif()
option(ENABLE_PRECOMPILED "Enable precompiled headers, if possible" ON)
if(MSVC AND ENABLE_PRECOMPILED)
# default for all sources is to use precompiled headers
foreach(source ${sources})
# C and C++ can not use the same precompiled header
if(${source} MATCHES ".cpp$" AND NOT ${source} STREQUAL "${CMAKE_CURRENT_SOURCE_DIR}/src/precompiled.cpp")
set_source_files_properties(${source}
PROPERTIES
COMPILE_FLAGS "/Yuprecompiled.hpp"
OBJECT_DEPENDS precompiled.hpp)
endif()
endforeach()
# create precompiled header
set_source_files_properties(${CMAKE_CURRENT_SOURCE_DIR}/src/precompiled.cpp
PROPERTIES
COMPILE_FLAGS "/Ycprecompiled.hpp"
OBJECT_OUTPUTS precompiled.hpp)
endif()
#-----------------------------------------------------------------------------
# output
option(BUILD_SHARED "Whether or not to build the shared object" ON)
option(BUILD_STATIC "Whether or not to build the static archive" ON)
list(APPEND target_outputs "")
if(BUILD_SHARED)
list(APPEND target_outputs "libzmq")
endif()
if(BUILD_STATIC)
list(APPEND target_outputs "libzmq-static")
endif()
if(MSVC)
# Suppress linker warnings caused by #ifdef omission
# of file content.
set(CMAKE_STATIC_LINKER_FLAGS "${CMAKE_STATIC_LINKER_FLAGS} /ignore:4221")
set(PDB_OUTPUT_DIRECTORY "${CMAKE_CURRENT_BINARY_DIR}/bin")
set(PDB_NAME "lib${ZMQ_OUTPUT_BASENAME}${MSVC_TOOLSET}-mt-gd-${ZMQ_VERSION_MAJOR}_${ZMQ_VERSION_MINOR}_${ZMQ_VERSION_PATCH}")
function(enable_vs_guideline_checker target)
set_target_properties(${target} PROPERTIES
VS_GLOBAL_EnableCppCoreCheck true
VS_GLOBAL_CodeAnalysisRuleSet CppCoreCheckRules.ruleset
VS_GLOBAL_RunCodeAnalysis true)
endfunction()
if(BUILD_SHARED)
add_library(libzmq SHARED ${sources} ${public_headers} ${html-docs} ${readme-docs} ${CMAKE_CURRENT_BINARY_DIR}/NSIS.template.in ${CMAKE_CURRENT_BINARY_DIR}/version.rc)
if(ENABLE_ANALYSIS)
enable_vs_guideline_checker(libzmq)
endif()
set_target_properties(libzmq PROPERTIES
PUBLIC_HEADER "${public_headers}"
RELEASE_POSTFIX "${MSVC_TOOLSET}-mt-${ZMQ_VERSION_MAJOR}_${ZMQ_VERSION_MINOR}_${ZMQ_VERSION_PATCH}"
RELWITHDEBINFO_POSTFIX "${MSVC_TOOLSET}-mt-${ZMQ_VERSION_MAJOR}_${ZMQ_VERSION_MINOR}_${ZMQ_VERSION_PATCH}"
MINSIZEREL_POSTFIX "${MSVC_TOOLSET}-mt-${ZMQ_VERSION_MAJOR}_${ZMQ_VERSION_MINOR}_${ZMQ_VERSION_PATCH}"
DEBUG_POSTFIX "${MSVC_TOOLSET}-mt-gd-${ZMQ_VERSION_MAJOR}_${ZMQ_VERSION_MINOR}_${ZMQ_VERSION_PATCH}"
RUNTIME_OUTPUT_DIRECTORY "${CMAKE_RUNTIME_OUTPUT_DIRECTORY}"
COMPILE_DEFINITIONS "DLL_EXPORT"
OUTPUT_NAME "lib${ZMQ_OUTPUT_BASENAME}")
if(ZMQ_HAVE_WINDOWS_UWP)
set_target_properties(libzmq PROPERTIES LINK_FLAGS_DEBUG "/OPT:NOICF /OPT:NOREF")
endif()
endif()
if(BUILD_STATIC)
add_library(libzmq-static STATIC ${sources} ${CMAKE_CURRENT_BINARY_DIR}/version.rc)
set_target_properties(libzmq-static PROPERTIES
PUBLIC_HEADER "${public_headers}"
RELEASE_POSTFIX "${MSVC_TOOLSET}-mt-s-${ZMQ_VERSION_MAJOR}_${ZMQ_VERSION_MINOR}_${ZMQ_VERSION_PATCH}"
RELWITHDEBINFO_POSTFIX "${MSVC_TOOLSET}-mt-s-${ZMQ_VERSION_MAJOR}_${ZMQ_VERSION_MINOR}_${ZMQ_VERSION_PATCH}"
MINSIZEREL_POSTFIX "${MSVC_TOOLSET}-mt-s-${ZMQ_VERSION_MAJOR}_${ZMQ_VERSION_MINOR}_${ZMQ_VERSION_PATCH}"
DEBUG_POSTFIX "${MSVC_TOOLSET}-mt-sgd-${ZMQ_VERSION_MAJOR}_${ZMQ_VERSION_MINOR}_${ZMQ_VERSION_PATCH}"
COMPILE_FLAGS "/DZMQ_STATIC"
OUTPUT_NAME "lib${ZMQ_OUTPUT_BASENAME}")
endif()
else()
# avoid building everything twice for shared + static
# only on *nix, as Windows needs different preprocessor defines in static builds
if(NOT MINGW)
add_library(objects OBJECT ${sources})
set_property(TARGET objects PROPERTY POSITION_INDEPENDENT_CODE ON)
target_include_directories(objects
PUBLIC
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
$<BUILD_INTERFACE:${CMAKE_CURRENT_BINARY_DIR}>
$<INSTALL_INTERFACE:include>)
endif()
if(BUILD_SHARED)
if(MINGW)
add_library(libzmq SHARED ${sources} ${public_headers} ${html-docs} ${readme-docs} ${zmq-pkgconfig} ${CMAKE_CURRENT_BINARY_DIR}/version.rc)
else()
add_library(libzmq SHARED $<TARGET_OBJECTS:objects> ${public_headers} ${html-docs} ${readme-docs} ${zmq-pkgconfig} ${CMAKE_CURRENT_BINARY_DIR}/version.rc)
endif()
# NOTE: the SOVERSION and VERSION MUST be the same as the one generated by libtool! It is NOT the same as the version of the package.
set_target_properties(libzmq PROPERTIES
COMPILE_DEFINITIONS "DLL_EXPORT"
PUBLIC_HEADER "${public_headers}"
VERSION "5.2.3"
SOVERSION "5"
OUTPUT_NAME "${ZMQ_OUTPUT_BASENAME}"
PREFIX "lib")
if(ZMQ_BUILD_FRAMEWORK)
set_target_properties(libzmq PROPERTIES
FRAMEWORK TRUE
MACOSX_FRAMEWORK_IDENTIFIER "org.zeromq.libzmq"
MACOSX_FRAMEWORK_SHORT_VERSION_STRING ${ZMQ_VERSION}
MACOSX_FRAMEWORK_BUNDLE_VERSION ${ZMQ_VERSION})
set_source_files_properties(${html-docs} PROPERTIES
MACOSX_PACKAGE_LOCATION doc)
set_source_files_properties(${readme-docs} PROPERTIES
MACOSX_PACKAGE_LOCATION etc)
set_source_files_properties(${zmq-pkgconfig} PROPERTIES
MACOSX_PACKAGE_LOCATION lib/pkgconfig)
endif()
endif()
if(BUILD_STATIC)
if(MINGW)
add_library(libzmq-static STATIC ${sources} ${public_headers} ${html-docs}
${readme-docs} ${zmq-pkgconfig} ${CMAKE_CURRENT_BINARY_DIR}/version.rc)
else()
add_library(libzmq-static STATIC $<TARGET_OBJECTS:objects> ${public_headers}
${html-docs} ${readme-docs} ${zmq-pkgconfig} ${CMAKE_CURRENT_BINARY_DIR}/version.rc)
endif()
if(CMAKE_SYSTEM_NAME MATCHES "QNX")
target_link_libraries(libzmq-static m)
endif()
set_target_properties(libzmq-static PROPERTIES
PUBLIC_HEADER "${public_headers}"
OUTPUT_NAME "${ZMQ_OUTPUT_BASENAME}"
PREFIX "lib")
endif()
endif()
if(BUILD_STATIC)
target_compile_definitions(libzmq-static
PUBLIC ZMQ_STATIC)
endif()
foreach(target ${target_outputs})
target_include_directories(${target}
PUBLIC
$<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
$<BUILD_INTERFACE:${CMAKE_CURRENT_BINARY_DIR}>
$<INSTALL_INTERFACE:include>)
endforeach()
if(BUILD_SHARED)
target_link_libraries(libzmq ${OPTIONAL_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT})
if(NSS3_FOUND)
target_link_libraries(libzmq ${NSS3_LIBRARIES})
endif()
if(SODIUM_FOUND)
target_link_libraries(libzmq ${SODIUM_LIBRARIES})
# On Solaris, libsodium depends on libssp
if(${CMAKE_SYSTEM_NAME} MATCHES "SunOS")
target_link_libraries(libzmq ssp)
endif()
endif()
if(HAVE_WS2_32)
target_link_libraries(libzmq ws2_32)
elseif(HAVE_WS2)
target_link_libraries(libzmq ws2)
endif()
if(HAVE_RPCRT4)
target_link_libraries(libzmq rpcrt4)
endif()
if(HAVE_IPHLAPI)
target_link_libraries(libzmq iphlpapi)
endif()
if(RT_LIBRARY)
target_link_libraries(libzmq -lrt)
endif()
endif()
if(BUILD_STATIC)
target_link_libraries(libzmq-static ${OPTIONAL_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT})
if(NSS3_FOUND)
target_link_libraries(libzmq-static ${NSS3_LIBRARIES})
endif()
if(SODIUM_FOUND)
target_link_libraries(libzmq-static ${SODIUM_LIBRARIES})
# On Solaris, libsodium depends on libssp
if(${CMAKE_SYSTEM_NAME} MATCHES "SunOS")
target_link_libraries(libzmq-static ssp)
endif()
endif()
if(HAVE_WS2_32)
target_link_libraries(libzmq-static ws2_32)
elseif(HAVE_WS2)
target_link_libraries(libzmq-static ws2)
endif()
if(HAVE_RPCRT4)
target_link_libraries(libzmq-static rpcrt4)
endif()
if(HAVE_IPHLAPI)
target_link_libraries(libzmq-static iphlpapi)
endif()
if(RT_LIBRARY)
target_link_libraries(libzmq-static -lrt)
endif()
if(CMAKE_SYSTEM_NAME MATCHES "QNX")
add_definitions(-DUNITY_EXCLUDE_MATH_H)
endif()
endif()
if(BUILD_SHARED)
set(perf-tools
local_lat
remote_lat
local_thr
remote_thr
inproc_lat
inproc_thr
proxy_thr)
if(NOT CMAKE_BUILD_TYPE STREQUAL "Debug") # Why?
option(WITH_PERF_TOOL "Build with perf-tools" ON)
else()
option(WITH_PERF_TOOL "Build with perf-tools" OFF)
endif()
if(WITH_PERF_TOOL)
foreach(perf-tool ${perf-tools})
add_executable(${perf-tool} perf/${perf-tool}.cpp)
target_link_libraries(${perf-tool} libzmq)
if(ZMQ_BUILD_FRAMEWORK)
# Copy perf-tools binaries into Framework
add_custom_command(
TARGET libzmq ${perf-tool}
POST_BUILD
COMMAND ${CMAKE_COMMAND}
ARGS -E copy "$<TARGET_FILE:${perf-tool}>" "${LIBRARY_OUTPUT_PATH}/ZeroMQ.framework/Versions/${ZMQ_VERSION_STRING}/MacOS/${perf-tool}"
VERBATIM
COMMENT "Perf tools")
else()
install(TARGETS ${perf-tool}
RUNTIME DESTINATION bin
COMPONENT PerfTools)
endif()
if(ZMQ_HAVE_WINDOWS_UWP)
set_target_properties(${perf-tool} PROPERTIES LINK_FLAGS_DEBUG "/OPT:NOICF /OPT:NOREF")
endif()
endforeach()
if(BUILD_STATIC)
add_executable(benchmark_radix_tree perf/benchmark_radix_tree.cpp)
target_link_libraries(benchmark_radix_tree libzmq-static)
target_include_directories(benchmark_radix_tree
PUBLIC
"${CMAKE_CURRENT_LIST_DIR}/src")
if(ZMQ_HAVE_WINDOWS_UWP)
set_target_properties(benchmark_radix_tree PROPERTIES LINK_FLAGS_DEBUG "/OPT:NOICF /OPT:NOREF")
endif()
endif()
endif()
elseif(WITH_PERF_TOOL)
message(FATAL_ERROR "Shared library disabled - perf-tools unavailable.")
endif()
#-----------------------------------------------------------------------------
# tests
option(BUILD_TESTS "Whether or not to build the tests" ON)
set(ZMQ_BUILD_TESTS ${BUILD_TESTS} CACHE BOOL "Build the tests for ZeroMQ")
if(ZMQ_BUILD_TESTS)
enable_testing() # Enable testing only works in root scope
add_subdirectory(tests)
if(BUILD_STATIC)
add_subdirectory(unittests)
else()
message(WARNING "Not building unit tests, since BUILD_STATIC is not enabled")
endif()
endif()
#-----------------------------------------------------------------------------
# installer
if(MSVC AND(BUILD_SHARED OR BUILD_STATIC))
install(TARGETS ${target_outputs}
EXPORT ${PROJECT_NAME}-targets
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
COMPONENT SDK)
if(MSVC_IDE)
install(FILES ${PDB_OUTPUT_DIRECTORY}/\${CMAKE_INSTALL_CONFIG_NAME}/${PDB_NAME}.pdb DESTINATION ${CMAKE_INSTALL_BINDIR} COMPONENT SDK OPTIONAL)
else()
install(FILES ${PDB_OUTPUT_DIRECTORY}/${PDB_NAME}.pdb DESTINATION ${CMAKE_INSTALL_BINDIR} COMPONENT SDK OPTIONAL)
endif()
if(BUILD_SHARED)
install(TARGETS libzmq
RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}
COMPONENT Runtime)
endif()
elseif(BUILD_SHARED OR BUILD_STATIC)
install(TARGETS ${target_outputs}
EXPORT ${PROJECT_NAME}-targets
RUNTIME DESTINATION ${CMAKE_INSTALL_BINDIR}
ARCHIVE DESTINATION ${CMAKE_INSTALL_LIBDIR}
LIBRARY DESTINATION ${CMAKE_INSTALL_LIBDIR}
FRAMEWORK DESTINATION "Library/Frameworks"
PUBLIC_HEADER DESTINATION ${CMAKE_INSTALL_INCLUDEDIR})
endif()
# install(FILES ${public_headers}
# DESTINATION include
# COMPONENT SDK)
#if(NOT ZMQ_BUILD_FRAMEWORK)
# file(GLOB private_headers "${CMAKE_CURRENT_SOURCE_DIR}/src/*.hpp")
# install(FILES ${sources} ${private_headers} DESTINATION src/zmq
# COMPONENT SourceCode)
#endif()
foreach(readme ${readme-docs})
configure_file(${CMAKE_CURRENT_SOURCE_DIR}/${readme} ${CMAKE_CURRENT_BINARY_DIR}/${readme}.txt)
if(NOT ZMQ_BUILD_FRAMEWORK)
install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${readme}.txt DESTINATION share/zmq)
endif()
endforeach()
if(WITH_DOC)
if(NOT ZMQ_BUILD_FRAMEWORK)
install(FILES ${html-docs} DESTINATION doc/zmq COMPONENT RefGuide)
endif()
endif()
if(WIN32)
set(ZEROMQ_CMAKECONFIG_INSTALL_DIR "CMake" CACHE STRING "install path for ZeroMQConfig.cmake")
else()
# GNUInstallDirs "DATADIR" wrong here; CMake search path wants "share".
set(ZEROMQ_CMAKECONFIG_INSTALL_DIR "share/cmake/${PROJECT_NAME}" CACHE STRING "install path for ZeroMQConfig.cmake")
endif()
if((NOT CMAKE_VERSION VERSION_LESS 3.0) AND (BUILD_SHARED OR BUILD_STATIC))
export(EXPORT ${PROJECT_NAME}-targets
FILE "${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}Targets.cmake")
endif()
configure_package_config_file(builds/cmake/${PROJECT_NAME}Config.cmake.in
"${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}Config.cmake"
INSTALL_DESTINATION ${ZEROMQ_CMAKECONFIG_INSTALL_DIR})
write_basic_package_version_file(${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake
VERSION ${ZMQ_VERSION_MAJOR}.${ZMQ_VERSION_MINOR}.${ZMQ_VERSION_PATCH}
COMPATIBILITY AnyNewerVersion)
if(BUILD_SHARED OR BUILD_STATIC)
install(EXPORT ${PROJECT_NAME}-targets
FILE ${PROJECT_NAME}Targets.cmake
DESTINATION ${ZEROMQ_CMAKECONFIG_INSTALL_DIR})
install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}Config.cmake
${CMAKE_CURRENT_BINARY_DIR}/${PROJECT_NAME}ConfigVersion.cmake
DESTINATION ${ZEROMQ_CMAKECONFIG_INSTALL_DIR})
endif()
option(ENABLE_CPACK "Enables cpack rules" ON)
if(MSVC AND ENABLE_CPACK)
if(${CMAKE_BUILD_TYPE} MATCHES "Debug")
set(CMAKE_INSTALL_DEBUG_LIBRARIES_ONLY TRUE)
set(CMAKE_INSTALL_DEBUG_LIBRARIES TRUE)
set(CMAKE_INSTALL_UCRT_LIBRARIES TRUE)
endif()
include(InstallRequiredSystemLibraries)
if(CMAKE_CL_64)
set(arch_name "x64")
else()
set(arch_name "x86")
endif()
set(CPACK_NSIS_DISPLAY_NAME "ZeroMQ ${ZMQ_VERSION_MAJOR}.${ZMQ_VERSION_MINOR}.${ZMQ_VERSION_PATCH}(${arch_name})")
set(CPACK_PACKAGE_FILE_NAME "ZeroMQ-${ZMQ_VERSION_MAJOR}.${ZMQ_VERSION_MINOR}.${ZMQ_VERSION_PATCH}-${arch_name}")
# TODO: I think this part was intended to be used when running cpack
# separately from cmake but I don't know how that works.
#
# macro(add_crt_version version)
# set(rel_dir "${CMAKE_CURRENT_BINARY_DIR}/build/${arch_name}/${version};ZeroMQ;ALL;/")
# set(debug_dir "${CMAKE_CURRENT_BINARY_DIR}/debug/${arch_name}/${version};ZeroMQ;ALL;/")
# if(EXISTS ${rel_dir})
# list(APPEND CPACK_INSTALL_CMAKE_PROJECTS ${rel_dir})
# endif()
# if(EXISTS ${debug_dir})
# list(APPEND CPACK_INSTALL_CMAKE_PROJECTS ${rel_dir})
# endmacro()
# endmacro()
# add_crt_version(v110)
# add_crt_version(v100)
# add_crt_version(v90)
list(APPEND CMAKE_MODULE_PATH ${CMAKE_CURRENT_BINARY_DIR})
set(CPACK_GENERATOR "NSIS")
set(CPACK_PACKAGE_NAME "ZeroMQ")
set(CPACK_PACKAGE_DESCRIPTION_SUMMARY "ZeroMQ lightweight messaging kernel")
set(CPACK_PACKAGE_VENDOR "Miru")
set(CPACK_NSIS_CONTACT "Steven McCoy <Steven.McCoy@miru.hk>")
set(CPACK_RESOURCE_FILE_LICENSE "${CMAKE_CURRENT_BINARY_DIR}\\\\COPYING.txt")
# set(CPACK_RESOURCE_FILE_README "${CMAKE_CURRENT_BINARY_DIR}\\\\README.txt")
# set(CPACK_RESOURCE_FILE_WELCOME "${CMAKE_CURRENT_BINARY_DIR}\\\\WELCOME.txt")
# There is a bug in NSI that does not handle full unix paths properly. Make
# sure there is at least one set of four(4) backslashes.
set(CPACK_NSIS_MUI_ICON "${CMAKE_CURRENT_SOURCE_DIR}\\\\installer.ico")
set(CPACK_NSIS_MUI_UNIICON "${CMAKE_CURRENT_SOURCE_DIR}\\\\installer.ico")
set(CPACK_PACKAGE_ICON "${CMAKE_CURRENT_SOURCE_DIR}\\\\branding.bmp")
set(CPACK_NSIS_COMPRESSOR "/SOLID lzma")
set(CPACK_PACKAGE_VERSION ${ZMQ_VERSION})
set(CPACK_PACKAGE_VERSION_MAJOR ${ZMQ_VERSION_MAJOR})
set(CPACK_PACKAGE_VERSION_MINOR ${ZMQ_VERSION_MINOR})
set(CPACK_PACKAGE_VERSION_PATCH ${ZMQ_VERSION_PATCH})
# set(CPACK_PACKAGE_INSTALL_DIRECTORY "ZMQ Install Directory")
# set(CPACK_TEMPORARY_DIRECTORY "ZMQ Temporary CPack Directory")
include(CPack)
cpack_add_component_group(Development
DISPLAY_NAME "ZeroMQ software development kit"
EXPANDED)
cpack_add_component(PerfTools
DISPLAY_NAME "ZeroMQ performance tools"
INSTALL_TYPES FullInstall DevInstall)
cpack_add_component(SourceCode
DISPLAY_NAME "ZeroMQ source code"
DISABLED
INSTALL_TYPES FullInstall)
cpack_add_component(SDK
DISPLAY_NAME "ZeroMQ headers and libraries"
INSTALL_TYPES FullInstall DevInstall
GROUP Development)
if(WITH_DOC)
cpack_add_component(RefGuide
DISPLAY_NAME "ZeroMQ reference guide"
INSTALL_TYPES FullInstall DevInstall
GROUP Development)
endif()
cpack_add_component(Runtime
DISPLAY_NAME "ZeroMQ runtime files"
REQUIRED
INSTALL_TYPES FullInstall DevInstall MinInstall)
cpack_add_install_type(FullInstall
DISPLAY_NAME "Full install, including source code")
cpack_add_install_type(DevInstall
DISPLAY_NAME "Developer install, headers and libraries")
cpack_add_install_type(MinInstall
DISPLAY_NAME "Minimal install, runtime only")
endif()
# Export this for library to help build this as a sub-project
set(ZEROMQ_LIBRARY libzmq CACHE STRING "ZeroMQ library")
# Workaround for MSVS10 to avoid the Dialog Hell
# FIXME: This could be removed with future version of CMake.
if(MSVC_VERSION EQUAL 1600)
set(ZMQ_SLN_FILENAME "${CMAKE_CURRENT_BINARY_DIR}/ZeroMQ.sln")
if(EXISTS "${ZMQ_SLN_FILENAME}")
file(APPEND "${ZMQ_SLN_FILENAME}" "\n# This should be regenerated!\n")
endif()
endif()
# this cannot be moved, as it does not only contain function/macro definitions
include(ClangFormat)