+BASE_HOME=/usr/local/src
+WORK_HOME=${BASE_HOME}/Work
+WORK_DIR=${WORK_HOME}/${PKG}
+PACKAGE_DIR=${BASE_HOME}/Packages/${DEBPKG}
+SOURCE_DIR=${WORK_HOME}/${PKG}
+
+CHANGELOG=changelog
+CHANGELOG=${WORK_DIR}/debian/changelog
+UPSTREAM_VERSION=`sed -n -e "s/${DEBPKG} (\(.*\)-[0-9.]).*/\1/p" < ${CHANGELOG} |head -1`
+DEB_VERSION=`sed -n -e "s/${DEBPKG} (\(.*\)).*/\1/p" < ${CHANGELOG} |head -1`
+
+DEB_DIR=${WORK_HOME}/${PKG}-${UPSTREAM_VERSION}
+ORIGINAL_TARBALL=${DEBPKG}_${UPSTREAM_VERSION}.orig.tar.gz
+BUILD_LOG=${WORK_HOME}/${DEBPKG}_${DEB_VERSION}_build.log
+
+if [ -z "${DEB_VERSION}" -o -z "${UPSTREAM_VERSION}" ]; then
+ echo "Error: unable to parse version in changelog file"
+ exit 1
+fi