SqMod/vendor/ZMQ/builds/cmake/Modules/TestZMQVersion.cmake

file(READ "${PROJECT_SOURCE_DIR}/include/zmq.h" _ZMQ_H_CONTENTS)
string(REGEX REPLACE ".*#define ZMQ_VERSION_MAJOR ([0-9]+).*" "\\1" ZMQ_VERSION_MAJOR "${_ZMQ_H_CONTENTS}")
string(REGEX REPLACE ".*#define ZMQ_VERSION_MINOR ([0-9]+).*" "\\1" ZMQ_VERSION_MINOR "${_ZMQ_H_CONTENTS}")
string(REGEX REPLACE ".*#define ZMQ_VERSION_PATCH ([0-9]+).*" "\\1" ZMQ_VERSION_PATCH "${_ZMQ_H_CONTENTS}")
set(ZMQ_VERSION "${ZMQ_VERSION_MAJOR}.${ZMQ_VERSION_MINOR}.${ZMQ_VERSION_PATCH}")

message(STATUS "Detected ZMQ Version - ${ZMQ_VERSION}")