libzmq/CMakeLists.txt

# CMake build script for ZeroMQ

cmake_minimum_required(VERSION 2.8)
project(ZeroMQ)

option(WITH_OPENPGM "Build with support for OpenPGM" OFF)

if(APPLE)
  option(ZMQ_BUILD_FRAMEWORK "Build as OS X framework" ON)
endif()


set(POLLER "" CACHE STRING "Choose polling system manually. valid values are
                            kqueue, epoll, devpoll, poll or select [default=autodetect]")

if(     NOT POLLER STREQUAL ""
    AND NOT POLLER STREQUAL "kqueue"
    AND NOT POLLER STREQUAL "epoll"
    AND NOT POLLER STREQUAL "devpoll"
    AND NOT POLLER STREQUAL "poll"
    AND NOT POLLER STREQUAL "select")
  message(FATAL_ERROR "Invalid polling method")
endif()

if(NOT ${POLLER} STREQUAL "")
  string(TOUPPER ${POLLER} UPPER_POLLER)
  set(ZMQ_FORCE_${UPPER_POLLER} 1)
endif()

set(ZMQ_CMAKE_MODULES_DIR ${CMAKE_CURRENT_LIST_DIR}/cmake/Modules)
list(APPEND CMAKE_MODULE_PATH ${ZMQ_CMAKE_MODULES_DIR})

include(TestZMQVersion)
include(ZMQSourceRunChecks)
include(CheckIncludeFiles)
include(CheckLibraryExists)
include(CheckFunctionExists)
include(CheckCCompilerFlag)
include(CheckCXXCompilerFlag)
include(CheckCSourceCompiles)
include(CheckCSourceRuns)
include(CMakeDependentOption)

check_include_files(ifaddrs.h ZMQ_HAVE_IFADDRS)
check_include_files(windows.h HAVE_WINDOWS_H)
check_include_files(sys/uio.h ZMQ_HAVE_UIO)
check_include_files(sys/eventfd.h ZMQ_HAVE_EVENTFD)

check_library_exists(ws2_32 WSAStartup "" HAVE_WS2_32)
check_library_exists(rpcrt4 UuidCreateSequential "" HAVE_RPCRT4)
check_library_exists(iphlpapi GetAdaptersAddresses "" HAVE_IPHLAPI)
find_package(Threads)

if(MINGW)
  if(NOT HAVE_WS2_32)
    message(FATAL_ERROR "Cannot link to ws2_32")
  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()

set(CMAKE_REQUIRED_LIBRARIES rt)
check_function_exists(clock_gettime HAVE_CLOCK_GETTIME)
set(CMAKE_REQUIRED_LIBRARIES )

set(CMAKE_REQUIRED_INCLUDES sys/time.h)
check_function_exists(gethrtime HAVE_GETHRTIME)
set(CMAKE_REQUIRED_INCLUDES )

add_definitions(-D_REENTRANT -D_THREAD_SAFE)

if(WIN32)
  add_definitions(-DDLL_EXPORT)
endif()

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()


if(MSVC)
  zmq_check_cxx_flag_prepend("/W3")
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()

zmq_check_cxx_flag_prepend("-Wno-long-long")
zmq_check_cxx_flag_prepend("-Wno-uninitialized")

option(LIBZMQ_PEDANTIC "" ON)
option(LIBZMQ_WERROR "" OFF)

if(LIBZMQ_PEDANTIC)
  zmq_check_cxx_flag_prepend("-pedantic") # GCC
  zmq_check_cxx_flag_prepend("-strict-ansi") # ICC
  zmq_check_cxx_flag_prepend("-compat=5") # Sun Studio
endif()

if(LIBZMQ_WERROR)
  zmq_check_cxx_flag_prepend("-Werror")
  zmq_check_cxx_flag_prepend("-errwarn=%all")
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")
  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()


#-----------------------------------------------------------------------------
zmq_check_sock_cloexec()
zmq_check_so_keepalive()
zmq_check_tcp_keepcnt()
zmq_check_tcp_keepidle()
zmq_check_tcp_keepintvl()
zmq_check_tcp_keepalive()


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()

set(CMAKE_PYTHON_VERSION 2.7 2.6 2.5 2.4)
find_package(PythonInterp)
find_package(AsciiDoc)

cmake_dependent_option(WITH_DOC "Build Reference Guide documentation(requires DocBook)" ON
                       "PYTHON_FOUND;ASCIIDOC_FOUND" OFF)

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(CMAKE_CL_64)
        set(OPENPGM_INCLUDE_DIRS ${OPENPGM_ROOT}/include)
        set(OPENPGM_LIBRARY_DIRS ${OPENPGM_ROOT}/lib)
        set(OPENPGM_LIBRARIES
          optimized libpgm${_zmq_COMPILER}-mt-${OPENPGM_VERSION_MAJOR}_${OPENPGM_VERSION_MINOR}_${OPENPGM_VERSION_MICRO}.lib
          debug libpgm${_zmq_COMPILER}-mt-gd-${OPENPGM_VERSION_MAJOR}_${OPENPGM_VERSION_MINOR}_${OPENPGM_VERSION_MICRO}.lib)
  endif()
else()
  if(WITH_OPENPGM)
    message(FATAL_ERROR "WITH_OPENPGM not implemented")
    # DSO symbol visibility for openpgm
    check_c_compiler_flag("-fvisibility=hidden" HAVE_FLAG_VISIBILITY_HIDDEN)
    check_c_compiler_flag("-xldscope=hidden" HAVE_FLAG_LDSCOPE_HIDDEN)

    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)
  set(CMAKE_BUILD_TYPE Release CACHE STRING
      "Choose the type of build, options are: None Debug Release RelWithDebInfo MinSizeRel."
      FORCE)
endif()

set(EXECUTABLE_OUTPUT_PATH ${CMAKE_CURRENT_BINARY_DIR}/bin)
set(LIBRARY_OUTPUT_PATH  ${CMAKE_CURRENT_BINARY_DIR}/lib)

#-----------------------------------------------------------------------------
# platform specifics

if(MSVC)
  add_definitions(
    -DWIN32
        -DDLL_EXPORT
    # NB: May require tweaking for highly connected applications.
        -DFD_SETSIZE=1024
        -D_CRT_SECURE_NO_WARNINGS
    )

  # Parallel make.
  set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} /MP")

  # Optimization flags.
  # http://msdn.microsoft.com/en-us/magazine/cc301698.aspx
  set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /GL")
  set(CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE} /LTCG")
  set(CMAKE_SHARED_LINKER_FLAGS_RELEASE "${CMAKE_SHARED_LINKER_FLAGS_RELEASE} /LTCG")
  set(CMAKE_MODULE_LINKER_FLAGS_RELEASE "${CMAKE_MODULE_LINKER_FLAGS_RELEASE} /LTCG")
endif()


#-----------------------------------------------------------------------------
# source files

set(cxx-sources
        address.cpp
        clock.cpp
        ctx.cpp
        dealer.cpp
        decoder.cpp
        devpoll.cpp
        dist.cpp
        encoder.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
        msg.cpp
        mtrie.cpp
        object.cpp
        options.cpp
        own.cpp
        pair.cpp
        pgm_receiver.cpp
        pgm_sender.cpp
        pgm_socket.cpp
        pipe.cpp
        poll.cpp
        poller_base.cpp
        precompiled.cpp
        proxy.cpp
        pub.cpp
        pull.cpp
        push.cpp
        random.cpp
        raw_encoder.cpp
        raw_decoder.cpp
        reaper.cpp
        rep.cpp
        req.cpp
        router.cpp
        select.cpp
        session_base.cpp
        signaler.cpp
        socket_base.cpp
        stream_engine.cpp
        sub.cpp
        tcp.cpp
        tcp_address.cpp
        tcp_connecter.cpp
        tcp_listener.cpp
        thread.cpp
        trie.cpp
        v1_decoder.cpp
        v1_encoder.cpp
        xpub.cpp
        xsub.cpp
        zmq.cpp
        zmq_utils.cpp
)

set(rc-sources
        version.rc
)

include_directories(
        include
        ${CMAKE_CURRENT_BINARY_DIR}
)
set(public_headers
        include/zmq.h
        include/zmq_utils.h
)

set(readme-docs
        AUTHORS
        COPYING
        COPYING.LESSER
        MAINTAINERS
        NEWS
        README
)

#-----------------------------------------------------------------------------
# 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(WITH_OPENPGM)

#-----------------------------------------------------------------------------
# source generators

foreach(source ${cxx-sources})
  list(APPEND sources ${CMAKE_CURRENT_SOURCE_DIR}/src/${source})
endforeach()

foreach(source ${rc-sources})
  list(APPEND sources ${CMAKE_CURRENT_BINARY_DIR}/${source})
endforeach()

foreach(source ${rc-sources})
  list(APPEND sources ${CMAKE_BINARY_DIR}/${source})
  configure_file(${CMAKE_CURRENT_SOURCE_DIR}/src/${source}.in ${CMAKE_CURRENT_BINARY_DIR}/${source})
endforeach()

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)

configure_file(${CMAKE_CURRENT_SOURCE_DIR}/src/libzmq.pc.cmake.in ${CMAKE_CURRENT_BINARY_DIR}/libzmq.pc)
set(zmq-pkgconfig ${CMAKE_CURRENT_BINARY_DIR}/libzmq.pc)

if(NOT ZMQ_BUILD_FRAMEWORK)
  install(FILES ${CMAKE_CURRENT_BINARY_DIR}/libzmq.pc DESTINATION lib/pkgconfig)
endif()



if(MSVC)
  if(CMAKE_CL_64)
    set(nsis-template ${CMAKE_CURRENT_SOURCE_DIR}/cmake/NSIS.template64.in)
  else()
    set(nsis-template ${CMAKE_CURRENT_SOURCE_DIR}/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()

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})
  add_custom_command(
    OUTPUT  ${dst}
    COMMAND ${PYTHON_EXECUTABLE}
    ARGS    -x
    ${ASCIIDOC_EXECUTABLE}
    -d manpage
    -b xhtml11
    -f ${CMAKE_SOURCE_DIR}/doc/asciidoc.conf
    -azmq_version=${ZMQ_VERSION}
    -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}")
  if(WITH_DOC)
    list(APPEND html-docs ${CMAKE_CURRENT_BINARY_DIR}/${dst})
  endif()
endforeach()

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()


#-----------------------------------------------------------------------------
# output

if(MSVC)
  add_library(libzmq SHARED ${sources} ${public_headers} ${html-docs} ${readme-docs} ${CMAKE_CURRENT_BINARY_DIR}/NSIS.template.in)
  target_link_libraries(libzmq ${OPTIONAL_LIBRARIES})
  set_target_properties(libzmq PROPERTIES
    PUBLIC_HEADER "${public_headers}"
    RELEASE_POSTFIX "${_zmq_COMPILER}-mt-${ZMQ_VERSION_MAJOR}_${ZMQ_VERSION_MINOR}_${ZMQ_VERSION_PATCH}"
    DEBUG_POSTFIX "${_zmq_COMPILER}-mt-gd-${ZMQ_VERSION_MAJOR}_${ZMQ_VERSION_MINOR}_${ZMQ_VERSION_PATCH}")
else()
    add_library(libzmq SHARED ${sources} ${public_headers} ${html-docs} ${readme-docs} ${zmq-pkgconfig})
    if(ZMQ_BUILD_FRAMEWORK)
      set_target_properties(libzmq PROPERTIES
                            FRAMEWORK TRUE
                            OUTPUT_NAME "ZeroMQ"
                            PUBLIC_HEADER "${public_headers}"
                            MACOSX_FRAMEWORK_IDENTIFIER "org.zeromq.libzmq"
                            MACOSX_FRAMEWORK_SHORT_VERSION_STRING ${ZMQ_VERSION}
                            MACOSX_FRAMEWORK_BUNDLE_VERSION ${ZMQ_VERSION}
                            VERSION ${ZMQ_VERSION}
                            SOVERSION "${ZMQ_VERSION_MAJOR}.${ZMQ_VERSION_MINOR}.0")
      set_source_files_properties(${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)
    else()
      set_target_properties(libzmq PROPERTIES
                             OUTPUT_NAME "zmq"
                             PUBLIC_HEADER "${public_headers}")
    endif()
endif()

target_link_libraries(libzmq ${CMAKE_THREAD_LIBS_INIT})
if(HAVE_WS2_32)
  target_link_libraries(libzmq ws2_32)
endif()

if(HAVE_RPCRT4)
  target_link_libraries(libzmq rpcrt4)
endif()

if(HAVE_IPHLAPI)
  target_link_libraries(libzmq iphlpapi)
endif()

set(perf-tools local_lat
               remote_lat
               local_thr
               remote_thr
               inproc_lat
               inproc_thr)

if(NOT CMAKE_BUILD_TYPE STREQUAL "Debug") # Why?
  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()
  endforeach()
endif()


#-----------------------------------------------------------------------------
# installer

if(MSVC)
  install(TARGETS libzmq
          ARCHIVE DESTINATION lib
          LIBRARY DESTINATION lib
          PUBLIC_HEADER DESTINATION include
          COMPONENT SDK)
  if(CMAKE_BUILD_TYPE STREQUAL "Debug")
    install(TARGETS libzmq
            RUNTIME DESTINATION bin
            PUBLIC_HEADER DESTINATION include
            COMPONENT SDK)
    install(FILES ${CMAKE_CURRENT_BINARY_DIR}/lib/libzmq${_zmq_COMPILER}-mt-gd-${ZMQ_VERSION_MAJOR}_${ZMQ_VERSION_MINOR}_${ZMQ_VERSION_PATCH}.pdb DESTINATION lib
            COMPONENT SDK)
  else()
    install(TARGETS libzmq
            RUNTIME DESTINATION bin
            #PUBLIC_HEADER DESTINATION include
            COMPONENT Runtime)
  endif()
else()
  install(TARGETS libzmq
          RUNTIME DESTINATION bin
          ARCHIVE DESTINATION lib
          LIBRARY DESTINATION lib
          FRAMEWORK DESTINATION "Library/Frameworks"
          PUBLIC_HEADER DESTINATION include)
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)
    if(MSVC)
      install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${readme}.txt DESTINATION .)
    else()
      install(FILES ${CMAKE_CURRENT_BINARY_DIR}/${readme}.txt DESTINATION etc/zmq)
    endif()
  endif()
endforeach()

if(WITH_DOC)
  if(NOT ZMQ_BUILD_FRAMEWORK)
    install(FILES ${html-docs} DESTINATION doc/zmq COMPONENT RefGuide)
  endif()
endif()


if(MSVC)
  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)

  set(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}\\\\README.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()