file(STRINGS "${LUA_INCLUDE_DIR}/lua.h" lua_version_str REGEX "^#define[ \t]+LUA_VERSION_MINOR[ \t]+\"[0123456789]+\"")
string(REGEX REPLACE "^#define[ \t]+LUA_VERSION_MINOR[ \t]+\"([^\"]+)\"" "\\1" LUA_VERSION_MINOR "${lua_version_str}")
unset(lua_version_str)
file(STRINGS "${LUA_INCLUDE_DIR}/lua.h" lua_version_str REGEX "^#define[ \t]+LUA_VERSION_MINOR[ \t]+\"[0123456789]+\"")
string(REGEX REPLACE "^#define[ \t]+LUA_VERSION_MINOR[ \t]+\"([^\"]+)\"" "\\1" LUA_VERSION_MINOR "${lua_version_str}")
unset(lua_version_str)