mdd/thirdparty/cppzmq/cmake/DetectCPPZMQVersion.cmake

file(READ "${CMAKE_CURRENT_SOURCE_DIR}/zmq.hpp" _CPPZMQ_H_CONTENTS)
string(REGEX REPLACE ".*#define CPPZMQ_VERSION_MAJOR ([0-9]+).*" "\\1" DETECTED_CPPZMQ_VERSION_MAJOR "${_CPPZMQ_H_CONTENTS}")
string(REGEX REPLACE ".*#define CPPZMQ_VERSION_MINOR ([0-9]+).*" "\\1" DETECTED_CPPZMQ_VERSION_MINOR "${_CPPZMQ_H_CONTENTS}")
string(REGEX REPLACE ".*#define CPPZMQ_VERSION_PATCH ([0-9]+).*" "\\1" DETECTED_CPPZMQ_VERSION_PATCH "${_CPPZMQ_H_CONTENTS}")
set(DETECTED_CPPZMQ_VERSION "${DETECTED_CPPZMQ_VERSION_MAJOR}.${DETECTED_CPPZMQ_VERSION_MINOR}.${DETECTED_CPPZMQ_VERSION_PATCH}")

message(STATUS "Detected CPPZMQ Version - ${DETECTED_CPPZMQ_VERSION}")