allow groff users to build these docs; from J??r??mie Courr??ges-Anglas

ok millert

1 files changed, 34 insertions, 10 deletions

diff --git a/gnu/usr.sbin/sendmail/doc/op/Makefile b/gnu/usr.sbin/sendmail/doc/op/Makefile
index 10512e48fc0..d2a42a2e90f 100644
--- a/gnu/usr.sbin/sendmail/doc/op/Makefile
+++ b/gnu/usr.sbin/sendmail/doc/op/Makefile
@@ -1,17 +1,41 @@
+#	$OpenBSD: Makefile,v 1.5 2013/03/14 15:18:19 jmc Exp $
 #	$Sendmail: Makefile,v 8.16 2006/01/05 22:03:31 ca Exp $
 
-DIR=	smm/08.sendmailop
-SRCS=	op.me
-MACROS=	-me
+SRCS=		op.me
+OBJS=		op.ps
+MACROS=		-me
+ROFF_CMD=	groff
+PIC_CMD=	pic
+EQN_CMD=	eqn
+UL_CMD=		ul
+PS2PDF_CMD=	ps2pdf
+PIC=		${PIC_CMD} -C
+EQNASCII=	${EQN_CMD} -C -Tascii
+EQNPS=		${EQN_CMD} -C -Tps
+ROFFASCII=	${ROFF_CMD} -Tascii ${MACROS}
+ROFFPS=		${ROFF_CMD} -Tps -mps ${MACROS}
+ULASCII=	${UL_CMD} -t dumb
+PS2PDF=		${PS2PDF_CMD}
 
-all: op.ps
+all: ${OBJS}
 
 op.ps: ${SRCS}
-	rm -f ${.TARGET}
-	${PIC} ${SRCS} | ${EQN} | ${ROFF} > ${.TARGET}
+	rm -f $@
+	${PIC} ${SRCS} | ${EQNPS} | ${ROFFPS} > $@
+	test -s $@ || ${ROFFPS} -p -e ${SRCS} > $@
 
-paper.txt: ${SRCS}
-	rm -f ${.TARGET}
-	${PIC} ${SRCS} | ${EQN} -Tascii | ${ROFF} -Tascii > ${.TARGET}
+op.txt: ${SRCS}
+	rm -f $@
+	@echo "Note: see README file in case of errors."
+	${PIC} ${SRCS} | ${EQNASCII} | \
+	env GROFF_NO_SGR=NoThanks ${ROFFASCII} | \
+	${ULASCII} > $@
 
-.include <bsd.doc.mk>
+op.pdf: op.ps
+	rm -f $@
+	${PS2PDF} op.ps op.pdf
+
+clean:
+	rm -f op.ps op.txt op.pdf
+
+install: ${OBJS}