compile

#!/bin/bash
if [ "$BRSRCDIR" == "" ]; then
 BRSRCDIR=../buildroot
fi

cd `dirname $0`
MYDIR=`pwd`
TS=`date +%Y%m%d`
echo $TS > buildroot/VERSION

if [ "$1" == "" ]; then
 VERSION=`cat .piversion`
 echo No version given, assuming Pi$VERSION
else
 VERSION=$1
fi

KNOWNVERSION=`echo "3 4 0w" | grep $VERSION`
if [ "$KNOWNVERSION" == "" ]; then
 echo "Unsupported version $VERSION, aborting"
 exit 1
fi

BRDIR=`./brdir $VERSION`
echo "Building in $BRDIR"

if [ -f $MYDIR/notify ]; then
 $MYDIR/notify begin
fi

# Remove some packages
if [ "$2" != "" ]; then
 echo Removing $BRDIR/build/$2*  $BRDIR/build/host-$2*
 rm -rf $BRDIR/build/$2*  $BRDIR/build/host-$2*
fi

if [ "$3" != "" ]; then
 echo Removing $BRDIR/build/$3*  $BRDIR/build/host-$3*
 rm -rf $BRDIR/build/$3*  $BRDIR/build/host-$3*
fi

cd $BRSRCDIR
mkdir -p $BRDIR/target/etc
echo $VERSION > $BRDIR/target/etc/piversion
make O=$BRDIR BR2_EXTERNAL=../hifiberry-os/buildroot

if [ -f $MYDIR/notify ]; then
 $MYDIR/notify finish
fi