DOC = petronius

read:VQ:
	troff $DOC | lp -dstdout |
		ps2pdf -sPAPERSIZE'='a5 | page -w &

pdf:VQ:
	troff $DOC | lp -dstdout |
		ps2pdf -sPAPERSIZE'='a5 > $DOC.pdf

ps:VQ:
	troff $DOC | lp -dstdout > $DOC.ps

split:VQ:
	troff $DOC | sed -n '
		1,/^p/{
			/^[^p]/p
		}
		/^p/,/^p/{
			/^[^p]/,/^p/{
				/^p/d
			}
			/^x trailer/,/^p/!{
				p
			}
		}
		/^x trailer/,$p
	' | lp -dstdout | ps2pdf -sPAPERSIZE'='a5 > odd.pdf
	troff $DOC | sed -n '
		1,/^p/{
			/^p/d
			p
		}
		/^p/,/^p/{
			/^[^p]/,/^p/{
				/^p/d
			}
			/^x trailer/,/^p/!{
				p
			}
		}
		/^x trailer/,$p
	' | lp -dstdout | ps2pdf -sPAPERSIZE'='a5 > even.pdf

clean:VQ:
	rm -f *.troff *.pdf *.ps