#!/bin/sh
# Removes old .cache.js files
NEWEST=4
EXT=cache.js

COUNT=`find . -name '*'.$EXT | wc -l`

if [ $COUNT -gt $NEWEST ]; then
 echo "Removing .$EXT files, leaving the last $NEWEST only"
 FROM=`expr $NEWEST + 1`
 ls -1 -t *.$EXT | tail -n +$FROM | xargs rm
 fi

# Removes obsolete deferredjs/ subdirectories

COUNT=`find deferredjs -type d | wc -l`
if [ $COUNT -gt $NEWEST ]; then
 echo "Removing deferredjs/ subdirectories, leaving the last $NEWEST only"
 FROM=`expr $NEWEST + 1`
 cd deferredjs
 ls -1 -t | tail -n +$FROM | xargs rm -fR
 fi
