LATEX:=pdflatex
DOCUMENT:=lat

.SECONDARY: $(DOCUMENT).fmt

all: $(DOCUMENT).pdf

%.pdf: %.tex %.fmt
	$(LATEX) $(basename $@)
	$(LATEX) $(basename $@)

%.fmt: pre.tex
	$(LATEX) -ini -jobname="$(basename $@)" "&$(LATEX) $<\dump"

clean:
	$(RM) -v $(addprefix $(DOCUMENT).,fmt aux bbl blg dvi log out toc pdf snm nav)