click: Use custom script to handle compcache

There's no zram support in kernel 2.6.29, and after the system-wide
script got changed to handle zram, it broke handling of compcache,
resulting in allocating way too much memory for swap.

Change-Id: Iaf36c96cb1a7207ff5887ed784b99ae5b31bb9f0

click.mk

@@ -69,6 +69,7 @@ PRODUCT_COPY_FILES += \
 # precompiled files for /system/bin
 PRODUCT_COPY_FILES += \
     device/htc/click/custom/compcache:system/bin/compcache \
+    device/htc/click/custom/handle_compcache:system/bin/handle_compcache \
     device/htc/click/custom/rzscontrol:system/bin/rzscontrol
 
 # Backup-Tool for install

custom/handle_compcache

@@ -0,0 +1,31 @@
+#!/system/bin/sh
+#
+# Compcache handler
+# Decides whether or not Compcache is enabled
+#
+MEMTOTAL=$( awk '{ if ($1 eq "MemTotal:") print $2 ;exit }' </proc/meminfo )
+
+if [ `getprop persist.service.compcache` == 1 ];
+then
+  PROP=`getprop ro.compcache.default`
+  setprop persist.service.compcache $PROP
+fi
+
+if [ -e /data/property/persist.service.compcache ];
+then
+  PROP=`getprop persist.service.compcache`
+else
+  PROP=`getprop ro.compcache.default`
+  setprop persist.service.compcache $PROP
+fi
+
+if [ $PROP != 0 ]
+then
+  CCSIZE=$(($(($MEMTOTAL * $PROP)) / 100))
+  `dirname $0`/compcache start $CCSIZE
+else
+  `dirname $0`/compcache stop
+fi
+
+exit 0
+