DOCUMENTS:=make
PDFLATEXFLAGS:=-halt-on-error
PDFLATEX:=pdflatex $(PDFLATEXFLAGS)

all: $(addsuffix .pdf,$(DOCUMENTS))

%.pdf: %.tex
	$(PDFLATEX) $<
	$(PDFLATEX) $<

clean:
	$(RM) -v $(addprefix $(DOCUMENTS).,pdf log aux nav toc out snm)