From c86c82ce526c1a0c63a20c69687e8d71d0c5f5d4 Mon Sep 17 00:00:00 2001
From: hrs <hrs@FreeBSD.org>
Date: Wed, 17 Jul 2013 13:47:13 +0000
Subject: Simplify keywords.h generation.

---
 sbin/route/Makefile | 14 +++++---------
 1 file changed, 5 insertions(+), 9 deletions(-)

(limited to 'sbin')

diff --git a/sbin/route/Makefile b/sbin/route/Makefile
index 0f4cd67..231c3da 100644
--- a/sbin/route/Makefile
+++ b/sbin/route/Makefile
@@ -7,7 +7,7 @@ PROG=	route
 MAN=	route.8
 SRCS=	route.c keywords.h
 WARNS?=	3
-CLEANFILES+=keywords.h _keywords.tmp
+CLEANFILES+=keywords.h
 
 CFLAGS+= -DNS
 
@@ -18,13 +18,9 @@ CFLAGS+= -DINET6
 CFLAGS+= -I.
 
 keywords.h: keywords
-	sed -e '/^#/d' -e '/^$$/d' ${.CURDIR}/keywords > _keywords.tmp
-	LC_ALL=C tr 'a-z' 'A-Z' < _keywords.tmp | paste _keywords.tmp - | \
-	    awk '{ \
-		if (NF > 1) \
-			printf "#define\tK_%s\t%d\n\t{\"%s\", K_%s},\n", \
-			    $$2, NR, $$1, $$2 }' \
-	    > ${.TARGET}
-	rm -f _keywords.tmp
+	LC_ALL=C awk '!/^#|^$$/ { \
+		printf "#define\tK_%s\t%d\n\t{\"%s\", K_%s},\n", \
+		    toupper($$1), ++L, $$1, toupper($$1); \
+	}' < ${.CURDIR}/keywords > ${.TARGET} || (rm -f ${.TARGET}; false)
 
 .include <bsd.prog.mk>
-- 
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