cmake/Modules/FindZeroMQ.cmake

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# - Try to find ZMQ
# 	Once done this will define
#  ZeroMQ_FOUND - System has Zmq
#  ZEROMQ_INCLUDE_DIRS - The Zmq include directories
#  ZEROMQ_LIBRARIES - The libraries needed to use Zmq
#  ZEROMQ_DEFINITIONS - Compiler switches required for using Zmq
#  ZeroMQ::ZeroMQ - Imported target for UUID

find_path(ZEROMQ_INCLUDE_DIR zmq.h zmq_utils.h
          /usr/include
          /usr/local/include )

find_library(ZEROMQ_LIBRARY NAMES zmq
             PATHS /usr/lib /usr/local/lib /usr/lib64 /usr/local/lib64 )

set(ZEROMQ_LIBRARIES ${ZEROMQ_LIBRARY} )
set(ZEROMQ_INCLUDE_DIRS ${ZEROMQ_INCLUDE_DIR} )

include(FindPackageHandleStandardArgs)
# handle the QUIETLY and REQUIRED arguments and set ZeroMQ_FOUND to TRUE
# if all listed variables are TRUE
find_package_handle_standard_args(ZeroMQ  DEFAULT_MSG
                                  ZEROMQ_LIBRARY ZEROMQ_INCLUDE_DIR)

mark_as_advanced(ZEROMQ_INCLUDE_DIR ZEROMQ_LIBRARY )

if (ZeroMQ_FOUND AND NOT TARGET libzmq)
    add_library(libzmq SHARED IMPORTED)
    set_target_properties(libzmq PROPERTIES
            IMPORTED_LOCATION "${ZEROMQ_LIBRARY}"
            INTERFACE_INCLUDE_DIRECTORIES "${ZEROMQ_INCLUDE_DIR}"
    )
    if (NOT TARGET ZeroMQ::ZeroMQ)
        add_library(ZeroMQ::ZeroMQ ALIAS libzmq)
    endif ()
endif ()