1 2file(READ "${PROJECT_SOURCE_DIR}/include/zmq.h" _ZMQ_H_CONTENTS) 3string(REGEX REPLACE ".*#define ZMQ_VERSION_MAJOR ([0-9]+).*" "\\1" ZMQ_VERSION_MAJOR "${_ZMQ_H_CONTENTS}") 4string(REGEX REPLACE ".*#define ZMQ_VERSION_MINOR ([0-9]+).*" "\\1" ZMQ_VERSION_MINOR "${_ZMQ_H_CONTENTS}") 5string(REGEX REPLACE ".*#define ZMQ_VERSION_PATCH ([0-9]+).*" "\\1" ZMQ_VERSION_PATCH "${_ZMQ_H_CONTENTS}") 6set(ZMQ_VERSION "${ZMQ_VERSION_MAJOR}.${ZMQ_VERSION_MINOR}.${ZMQ_VERSION_PATCH}") 7 8message(STATUS "Detected ZMQ Version - ${ZMQ_VERSION}") 9