webroot     := /var/www
include	$(webroot)/makefile.generic

sources  := $(wildcard ly/*.ly)
scores   := $(patsubst ly/%.ly,%,$(sources))
pses     := $(patsubst ly/%.ly,postscript/%.ps.gz,$(sources))
pdfs     := $(patsubst ly/%.ly,pdf/%.pdf,$(sources))
midis    := $(patsubst ly/%.ly,midi/%.midi,$(sources))
mp3s     := $(patsubst ly/%.ly,mp3/%.mp3,$(sources))
previews := $(patsubst ly/%.ly,previews/%.preview.png,$(sources))
archive  := $(score).tar.gz

all: ly postscript pdf midi mp3 previews $(pses) $(pdfs) $(midis) $(mp3s) $(previews) $(archive) cleanup

HEADER.html: $(previews)

postscript/%.ps.gz: ly/%.ly
	lilypond --ps $<
	make cleanup

pdf/%.pdf: ly/%.ly
	lilypond --pdf $<
	make cleanup

midi/%.midi: ly/%.ly
	lilypond $<
	make cleanup

mp3/%.mp3: midi/%.midi
	miditompeg.sh $< `basename $< .midi`
	make cleanup

previews/%.preview.png: ly/%.ly
	lilypond --png --preview $<
	make cleanup

$(archive): $(sources)
	@cp -a ly $(score)
	@tar czvf $(score).tar.gz $(score) --exclude=$(score)/RCS 
	@rm -rf $(score)

cleanup:
	@(mv *.ps postscript/ || true) > /dev/null 2>&1
	@(mv *.pdf pdf/ || true)       > /dev/null 2>&1
	@(mv *.midi midi/ || true)     > /dev/null 2>&1
	@(mv *.mp3 mp3/ || true)       > /dev/null 2>&1
	@(mv *.png previews/ || true)  > /dev/null 2>&1
	@(gzip -f postscript/*.ps || true)  > /dev/null 2>&1
	@/bin/rm -f *.dvi *.tex *.log *.eps *.bbox postscript/*.preview.* pdf/*.preview.* previews/*-page[0-9]*

ly:
	mkdir ly
postscript:
	mkdir postscript
pdf:
	mkdir pdf
midi:
	mkdir midi
mp3:
	mkdir mp3
previews:
	mkdir previews


viewps: $(pses)
	gv --watch $(pses) &

play: $(midis)
	timidity -is $(midis)

convert:
	convert-ly -e $(sources)

clean:
	rm -f postscript/* pdf/* midi/* mp3/* previews/*