# Get the architectures in a Mac OS X binary
macro(osx_archs FILENAME OUT_ARCHS)
    execute_process(
        COMMAND /usr/bin/lipo -info ${FILENAME}
        OUTPUT_VARIABLE _LIPO_OUTPUT)
    string(REPLACE "\n" "" _LIPO_OUTPUT ${_LIPO_OUTPUT})
    string(REGEX REPLACE ".*:[ ]*([^ ].*[^ ])[ ]*\$" "\\1" ${OUT_ARCHS} "${_LIPO_OUTPUT}")
    string(REPLACE " " ";" ${OUT_ARCHS} ${${OUT_ARCHS}})
endmacro(osx_archs)