Groot/cmake/FindZMQ.cmake at 4d826fd7b5afcd13ff42aa2b76e2633132527821 · BehaviorTree/Groot · GitHub

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# - Try to find ZMQ
# Once done this will define
#
#  ZMQ_FOUND - system has ZMQ
#  ZMQ_INCLUDE_DIRS - the ZMQ include directory
#  ZMQ_LIBRARIES - Link these to use ZMQ
#  ZMQ_DEFINITIONS - Compiler switches required for using ZMQ
#
#  Copyright (c) 2011 Lee Hambley <lee.hambley@gmail.com>
#
#  Redistribution and use is allowed according to the terms of the New
#  BSD license.
#  For details see the accompanying COPYING-CMAKE-SCRIPTS file.
#

find_package(ZeroMQ CONFIG REQUIRED)
if(TARGET libzmq)
  add_library(zmq ALIAS libzmq)
  set(ZMQ_FOUND TRUE)
  return()
endif()

if (ZMQ_LIBRARIES AND ZMQ_INCLUDE_DIRS)
  # in cache already
  set(ZMQ_FOUND TRUE)
else (ZMQ_LIBRARIES AND ZMQ_INCLUDE_DIRS)

  find_path(ZMQ_INCLUDE_DIR
    NAMES
      zmq.h
    PATHS
      /usr/include
      /usr/local/include
      /opt/local/include
      /sw/include
  )

  find_library(ZMQ_LIBRARY
    NAMES
      zmq
    PATHS
      /usr/lib
      /usr/local/lib
      /opt/local/lib
      /sw/lib
  )

  set(ZMQ_INCLUDE_DIRS
    ${ZMQ_INCLUDE_DIR}
  )

  if (ZMQ_LIBRARY)
    set(ZMQ_LIBRARIES
        ${ZMQ_LIBRARIES}
        ${ZMQ_LIBRARY}
    )
  endif (ZMQ_LIBRARY)

  include(FindPackageHandleStandardArgs)
  find_package_handle_standard_args(ZMQ DEFAULT_MSG ZMQ_LIBRARIES ZMQ_INCLUDE_DIRS)

  # show the ZMQ_INCLUDE_DIRS and ZMQ_LIBRARIES variables only in the advanced view
  mark_as_advanced(ZMQ_INCLUDE_DIRS ZMQ_LIBRARIES)

endif (ZMQ_LIBRARIES AND ZMQ_INCLUDE_DIRS)