This directory contains build files for the gemmology reference implementation. The actual library source is in $TOPSRCDIR/third_party/gemmology/ Any patches or additional configuration to be applied to the upstream source should be kept in $TOPSRCDIR/third_party/gemmology/. To update the library source and build config files, execute ./mach vendor third_party/gemmology/moz.yaml To update to a specific upstream git tag or commit, use ./mach vendor third_party/gemmology/moz.yaml -r The upstream git repository is https://github.com/mozilla/gemmology To view the information about the current version, check the 'origin' section of moz.yaml.