# Copyright 2020-2021 Ian Jackson
PUBLISH_MD += pumpkin-books house-rules
-PUBLISH += pumpkin-books.pdf index.html
+PUBLISH += pumpkin-books.pdf overflow-tube.pdf index.html
PUBLISH += LICENCE.txt GPL-3.txt CC-BY-SA-4.0.txt
PUBLISH += $(addsuffix .md.txt, $(PUBLISH_MD))
PUBLISH += $(addsuffix .md.html, $(PUBLISH_MD))
shell_pipe=set -o pipefail; set -e;
make_pnm = pnmdepth 255 | pnmnoraw $o
-pumpkin-books.ps: pumpkin-books.ps.pl bag.pgm pot.pgm droplet.ppm
+%.ps: %.ps.pl bag.pgm pot.pgm droplet.ppm
./$< $(BOOKS) $o
-pumpkin-books.pdf: pumpkin-books.ps
+%.pdf: %.ps
gs -q -dNOPAUSE -dBATCH -dPDFSETTINGS=/prepress \
-sDEVICE=pdfwrite -sOutputFile=$@ $<