snapshot of project "lynx", label v2-8-7dev_4e

1 files changed, 38 insertions, 0 deletions

diff --git a/scripts/install-lss.sh b/scripts/install-lss.sh
new file mode 100755
index 00000000..6573a35e
--- /dev/null
+++ b/scripts/install-lss.sh
@@ -0,0 +1,38 @@
+#!/bin/sh
+# $LynxId: install-lss.sh,v 1.1 2007/05/13 22:15:29 tom Exp $
+# install lynx.lss, ensuring the old config-file is saved to a backup file.
+#
+# $1 = install program
+# $2 = file to install
+# $3 = where to install it
+PRG="$1"
+SRC=$2
+DST=$3
+
+if test -f "$DST" ; then
+	# See if we have saved this information before
+	if cmp -s $SRC $DST
+	then
+		echo "... installed $DST would not be changed"
+	else
+		NUM=1
+		while test -f ${DST}-${NUM}
+		do
+			if cmp -s $SRC ${DST}-${NUM}
+			then
+				break
+			fi
+			NUM=`expr $NUM + 1`
+		done
+		if test ! -f ${DST}-${NUM}
+		then
+			echo "... saving old config as ${DST}-${NUM}"
+			mv $DST ${DST}-${NUM} || exit 1
+		fi
+		echo "** installing $SRC as $DST"
+		eval $PRG $SRC $DST || exit 1
+	fi
+else
+	echo "** installing $SRC as $DST"
+	eval $PRG $SRC $DST || exit 1
+fi