Comment #7 on issue 1976 by [email protected]: Patch: Handle quartertone pitch differences in fingering calculations.
http://code.google.com/p/lilypond/issues/detail?id=1976#c7
Handle rational pitch differences in fingering calculations.This allows quartertone tunings to pick the right string. It still depends on regular semitone fretting, though.
http://codereview.appspot.com/5292042
