pages=s1.ps s2.ps s3.ps s4.ps s5.ps

size=800x600

all.ps: $(pages)
	psmerge $(pages) > $@

png:
	for i in $(pages); do make `basename $$i .ps`.png; done

$(size):
	for i in $(pages); do \
	  png=`basename $$i .ps`.png;\
	  make $$png;\
	  convert -geometry $(size) $$png _$$png;\
	  mkdir -p $(size);\
	  mv _$$png $(size)/$$png;\
	done

%.ps: %.fig
	fig2dev -L ps -j $< > $@

%.png: %.fig
	fig2dev -L png -j -m 2 $< > $@

clean:
	rm *.ps *.fig.bak *.png