#!/bin/bash { find . -name '*.ly' -exec sed ' s/^.*\bifdef(`\([^'"'"']\+\)'"'"',.*$/\1/ t d ' '{}' + \ | sort -u \ | sed ' s/^STR_// t /^mit-/ b '"${ALLE_EXTRAS:+p}"' d ' } \ | sort -u \ | tr '\n' '-' \ | sed ' s@-$@@ s@^@-@ '