From e0d9a2d22130bce0b456457d118cbad3f1d72c09 Mon Sep 17 00:00:00 2001
From: tron <tron>
Date: Sun, 23 Sep 2001 21:01:29 +0000
Subject: Make modifications of "/etc/shells" robust so that they don't fail if
 "/etc/shells" doesn't exist or is empty after removing entries for cerntain
 shell. These problems show up e.g. under SunOS.

---
 shells/tcsh/Makefile | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'shells/tcsh')

diff --git a/shells/tcsh/Makefile b/shells/tcsh/Makefile
index 702abc94d86..b432598f56e 100644
--- a/shells/tcsh/Makefile
+++ b/shells/tcsh/Makefile
@@ -1,4 +1,4 @@
-# $NetBSD: Makefile,v 1.30 2001/09/06 00:54:52 kim Exp $
+# $NetBSD: Makefile,v 1.31 2001/09/23 21:01:30 tron Exp $
 #
 
 DISTNAME=	tcsh-6.11
@@ -70,6 +70,7 @@ post-install:
 	    done;						\
 	done
 	@${ECHO} "updating /etc/shells";			\
+	${TOUCH} /etc/shells;					\
 	${CP} /etc/shells /etc/shells.bak;			\
 	if [ "${PREFIX}" = / ];then				\
 		TCSHPATH=/bin/tcsh;				\
@@ -77,7 +78,8 @@ post-install:
 		TCSHPATH=${PREFIX}/bin/tcsh;			\
 	fi;							\
 	(							\
-		${GREP} -v '^$${TCSHPATH}$$' /etc/shells.bak;	\
+		${GREP} -v '^$${TCSHPATH}$$' /etc/shells.bak || \
+		${TRUE};					\
 		${ECHO} $${TCSHPATH}				\
 	) >/etc/shells
 
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