require 'formula' class Lilypond < Formula url 'http://download.linuxaudio.org/lilypond/sources/v2.14/lilypond-2.14.2.tar.gz' homepage 'http://lilypond.org/' md5 '4053a19e03181021893981280feb9aaa' depends_on 'pkg-config' => :build depends_on 'gettext' depends_on 'pango' depends_on 'guile' depends_on 'ghostscript' depends_on 'mftrace' depends_on 'fontforge' depends_on 'texinfo' skip_clean :all def install abort caveats unless quiet_system "/usr/bin/which -s mpost" gs = Formula.factory('ghostscript') system "./configure", "--prefix=#{prefix}", "--with-ncsb-dir=#{gs.share}/ghostscript/fonts/" # Separate steps to ensure that lilypond's custom fonts are created. system "make" system "make install" end def caveats; <<-EOS.undent Lilypond requires a version of TeX, such as TeX Live or MacTeX, prior to installing. Available at: http://www.tug.org/mactex/ EOS end end