FILENAME = UNDEFINED

TEXMAC = \
  ${STOLFIHOME}/tex/inputs/ps-box-macros.tex

SHOWPS = \
  ghostview

all: \
  $(FILENAME).ps
  
.SUFFIXES:
.SUFFIXES: .iso .tex .dvi .ps

%.ps: %.iso $(TEXMAC) ;\
  patex $*.iso  &&\
  dvips $* &&\
  { $(SHOWPS) $*.ps; }

%.dvi: %.iso $(TEXMAC) ;\
  patex $*.iso

%.dvi: %.tex $(TEXMAC) ;\
  latex $*
  
%.ps: makefile %.dvi ;\
  dvips $* &&\
  { $(SHOWPS) $*.ps; }

error: 
	@ echo "make what?"