#!/bin/bash

# Patches are in the current directory.

export QUILT_PATCHES=$PWD

# Extract source file name from sources file,

# and assume it's the same name as the directory.

source=`awk -F '[() ]+'  '/^[A-Z0-9]+ /{print $2}; /^[0-9a-f]+ /{print $2}' sources`

srcdir=${source%.tar.gz}

if [ "$1" == "-f" ] && [ -d "$srcdir" ]; then

    echo Cleaning up $srcdir

    rm -rf $srcdir

fi

if [ -d "$srcdir" ]; then

    # Don't overwrite existing source directory.

    echo "ERROR: Source directory $srcdir already exists. Use -f to force cleanup step."

    exit 1

fi

tar xvf $source

echo "Entering $srcdir"

pushd $srcdir

# Apply all patches.

quilt push -a

popd