rm -f fonts.aux fonts.log feta*.tfm feta*.*pk
#ugh. out/ hardcoded.
-backdoc:
- (cd $(outdir); $(topdir)/lily/out/lilypond $(depth)/../ly/generate-documentation)
+backdoc: $(outdir)/lilypond-internals.html
+
+$(outdir)/lilypond-internals.texi:
+ (cd $(outdir); $(topdir)/lily/out/lilypond ../$(srcdir)/../ly/generate-documentation)