%.pdf: %.tex
	pdflatex $<

%.ps: %.tex
	latex $<
	dvips `basename $< .tex`.dvi

TARGETS1 = $(shell ls *.tex | perl -p -e 's/\.tex$$/.pdf/g')
TARGETS2 = $(shell ls *.tex | perl -p -e 's/\.tex$$/.ps/g')

all: ${TARGETS1} ${TARGETS2} clean

clean:
	rm -f *.aux *.log *.dvi