#!/bin/bash
# summarize the size of ACPI in Linux

# ACPI kernel modules
MODULE_FILES=
#for MODULE in drivers/acpi/*.ko ; do
#	if [ -f $MODULE ] ; then
#		MODULE_FILES="$MODULE_FILES $MODULE"
#	fi
#done

MODULE_LIST="ac asus_acpi battery button fan processor thermal toshiba_acpi"
if [ "$MODULE_FILES" = "" ] ; then
	DIR=drivers/acpi
	for MODULE in $MODULE_LIST; do
		if [ -f $DIR/$MODULE.o ] ; then
			MODULE_FILES="$MODULE_FILES $DIR/$MODULE.o"
		fi
	done
fi


if [ "$MODULE_FILES" != "" ] ; then
	echo Loadable Module Sizes:
	size $MODULE_FILES
	echo
	echo Static Kernel Size:
fi

# ACPI obj files outside drivers/acpi
STATIC_FILES=
# acpi objects in base kernel
for FILE in arch/i386/kernel/acpi/built-in.o arch/i386/kernel/acpi*.o ; do
	if [ -f $FILE ] ; then
		STATIC_FILES="$STATIC_FILES $FILE"
	fi
done


# ACPI core driver
DRIVER_DIR=drivers/acpi
for DRIVER_OBJECT in acpi.o built-in.o ; do
	if [ -f $DRIVER_DIR/$DRIVER_OBJECT ] ; then
		STATIC_FILES="$STATIC_FILES $DRIVER_DIR/$DRIVER_OBJECT"
	fi
done


NUM_FILES=`echo $STATIC_FILES | wc -w`
if [ $NUM_FILES == 0 ] ; then
	echo $0: no acpi code present
elif [ $NUM_FILES == 1 ] ; then
	size $STATIC_FILES
else
	size -t $STATIC_FILES
fi