From 6cb04c09f063188e7dae5d1e5e5c69eb64703626 Mon Sep 17 00:00:00 2001
From: "Thomas E. Dickey" <dickey@invisible-island.net>
Date: Thu, 8 Nov 2001 20:59:59 -0500
Subject: snapshot of project "lynx", label v2-8-5dev_4

---
 samples/keepviewer | 15 ++++++++++-----
 1 file changed, 10 insertions(+), 5 deletions(-)

(limited to 'samples/keepviewer')

diff --git a/samples/keepviewer b/samples/keepviewer
index 92e8f768..f5c0b2c1 100755
--- a/samples/keepviewer
+++ b/samples/keepviewer
@@ -8,8 +8,13 @@
 # Parameters:
 #	$1 is viewer
 #	$2 is filename
-chmod 600 $2
-myfile=`echo $2 | sed -e 's@\(.*/tmp/\)\([^/]*/\)\?\(.*\)@\1my\3@'`
-ln $2 $myfile || exit 1
-trap "rm -f $myfile" 0 1 2 5 15
-eval $1 $myfile
+if test $# = 2 ; then
+	chmod 600 $2
+	myfile=`echo $2 | sed -e 's@\(.*/tmp/\)\([^/]*/\)\?\(.*\)@\1my\3@'`
+	ln $2 $myfile || exit 1
+	trap "rm -f $myfile" 0 1 2 5 15
+	eval $1 $myfile
+else
+	echo "Usage: keepviewer <viewer> <filename>"
+	exit 1
+fi
-- 
cgit 1.4.1-2-gfad0