.PHONY: all clean $(FILES) pdf ps
OPTS="--shell-escap"

clean:
	rm -f *.aux *.blg *.out *.bbl *.log *.snm *.toc *.nav *.pdf *.ps *.dvi

all: pdf # ps

# all PDFs
pdf: $(addsuffix .pdf, $(FILES))

# all PostScripts
ps: $(addsuffix .ps, $(FILES))

# generic targets
%.pdf: %.tex
	pdflatex $(OPTS) $(basename $^)
	bibtex $(basename $^)
	pdflatex $(OPTS) $(basename $^)
	pdflatex $(OPTS) $(basename $^)

%.ps: %.dvi
	dvips $^
	dvips $^

%.dvi: %.tex
	latex $(basename $^)
	bibtex $(basename $^)
	latex $(basename $^)
	latex $(basename $^)