#! /bin/bash
# Creating the build environment with debootstrap.
set -e 

. /usr/lib/pbuilder/pbuilder-checkparams
. /usr/lib/pbuilder/pbuilder-runhooks

CHROOTEXEC="chroot $BUILDPLACE "
if [ -z "$DISTRIBUTION" ]; then
    DISTRIBUTION=woody
fi
echo "Distribution is $DISTRIBUTION."

# first clean it.
cleanbuildplace

echo "Building the build environment"
mkdir -p "$BUILDPLACE"
if [ ! -d "$BUILDPLACE" ]; then
    echo "pbuilder: Could not make directory [$BUILDPLACE]" >&2
    exit 1
fi
trap cleanbuildplace exit

echo " -> running debootstrap"
DEBOOTSTRAPSCRIPT=""
if [ -n "$HOOKDIR" ]; then
    if [ -f "$HOOKDIR/$DISTRIBUTION" ]; then
	DEBOOTSTRAPSCRIPT=$(readlink -f $HOOKDIR)"/$DISTRIBUTION"
	echo "  -> Applying user distribution dist build script $DEBOOTSTRAPSCRIPT"
    fi
fi
if ! ( cd "$BUILDPLACE" && debootstrap "$DISTRIBUTION" . "$MIRRORSITE" "$DEBOOTSTRAPSCRIPT" ) ; then
    echo "pbuilder: debootstrap failed" >&2
    exit 1
fi

echo " -> debootstrap finished"
if [ -n "$HOOKDIR" ]; then
    loadhooks
fi

mkdir -p "$BUILDPLACE/tmp/buildd"
echo " -> copying local configuration"

for a in hosts hostname resolv.conf ; do 
    cp -r /etc/$a "$BUILDPLACE/etc/";
done


installaptlines

echo "Refreshing the base.tgz "
echo " -> upgrading packages"
mountproc
trap umountproc_cleanbuildplace exit
$CHROOTEXEC /usr/bin/apt-get update
if [ -n "$REMOVEPACKAGES" ]; then
    $CHROOTEXEC /usr/bin/dpkg --purge $REMOVEPACKAGES
fi
$CHROOTEXEC /usr/bin/apt-get -y dist-upgrade
$CHROOTEXEC /usr/bin/apt-get -y install build-essential dpkg-dev apt $EXTRAPACKAGES
$CHROOTEXEC /usr/bin/apt-get clean
if [ -n "$HOOKDIR" ]; then
    executehooks "X"
    unloadhooks
fi

umountproc
trap cleanbuildplace exit

echo " -> creating base.tgz"
( cd "$BUILDPLACE" && tar cfz "$BASETGZ" * || echo " -> failed building base.tgz")