.PHONY: all slides .ONESHELL: all: pdf slides: for i in *.md; do php Slides/make.php "$$i" > "Slides/$${i##.md}.html"; done; pdf: slides cd Slides; for i in *.html; do prince -o "../$${i##.html}.pdf" "$$i"; done; clean: rm -f Slides/*.html rm -f *.pdf