skip asking if w-i-p should be pushed if the lockfile exists

.githooks/pre-push

@@ -2,14 +2,15 @@
 
 wips=$(git log --oneline --no-decorate | grep -i wip )
 wips_n=$(echo "$wips" | wc -l)
+LOCKFILE=/tmp/githook.allow_wip
 
-if [[ -n "$wips" ]]; then
+if [[ ! -f $LOCKFILE || -n "$wips" ]]; then
 	# Allows us to read user input below, assigns stdin to keyboard
 	exec < /dev/tty
 	echo "contains $wips_n WIP commit(s)"
 	read -p "Really push? (Y/N) " -n 1 -r
 	case "$REPLY" in
-		y|Y ) echo -e "\ncontinuing...";;
+		y|Y ) echo -e "\ncontinuing..."; touch $LOCKFILE;;
 		* 	) echo -e "\naborting."; exit 1;;
 	esac
 fi