diff --git a/buildtest.sh b/buildtest.sh
new file mode 100755
index 0000000..c9dd323
--- /dev/null
+++ b/buildtest.sh
@@ -0,0 +1,92 @@
+#!/bin/bash
+# written 2012-2013 by David Lamparter, placed in Public Domain.
+#
+# builds some git commit of Quagga in some different configurations
+# usage: buildtest.sh [commit [configurations...]]
+
+basecfg="--prefix=/usr --enable-user=quagga --enable-group=quagga --enable-vty-group=quagga --enable-configfile-mask=0660 --enable-logfile-mask=0640 --enable-vtysh --sysconfdir=/etc/quagga --enable-exampledir=/etc/quagga/samples --localstatedir=/var/run/quagga --libdir=/usr/lib64/quagga --enable-ipv6 --enable-ripngd --enable-ospf6d --enable-rtadv --disable-static --enable-isisd --enable-multipath=0 --enable-babeld"
+
+configs_base="gcc|$basecfg"
+
+configs_nov6="gcc|$basecfg"
+configs_nov6="${configs_nov6/enable-ipv6/disable-ipv6}"
+configs_nov6="${configs_nov6/enable-ospf6d/disable-ospf6d}"
+configs_nov6="${configs_nov6/enable-ripngd/disable-ripngd}"
+configs_nov6="${configs_nov6/enable-babeld/disable-babeld}"
+
+configs_ext="gcc|$basecfg --enable-opaque-lsa --enable-ospf-te --enable-ospfclient --enable-isis-topology"
+configs_snmp="gcc|$basecfg --enable-opaque-lsa --enable-ospf-te --enable-ospfclient --enable-isis-topology --enable-snmp"
+configs_clang="clang|$basecfg --enable-opaque-lsa --enable-ospf-te --enable-ospfclient --enable-isis-topology"
+configs_icc="icc|$basecfg --enable-opaque-lsa --enable-ospf-te --enable-ospfclient --enable-isis-topology"
+
+defconfigs="base nov6 ext"
+net-snmp-config --version	&> /dev/null && defconfigs="$defconfigs snmp"
+clang --version			&> /dev/null && defconfigs="$defconfigs clang"
+icc --version			&> /dev/null && defconfigs="$defconfigs icc"
+
+echo "enabled configurations: $defconfigs"
+
+cc_gcc="CC=gcc; export CC"
+cc_clang="CC=clang; export CC"
+cc_icc="CC=icc; export CC"
+
+###############################
+
+errfunc() {
+	echo "something went wrong! check $TEMP"
+	exit 1
+}
+
+set -e
+trap errfunc ERR
+
+COMMITREF="$1"
+COMMITISH="`git rev-list --max-count=1 ${COMMITREF:-HEAD}`"
+TEMP="`mktemp -t -d quaggabuild.XXXXXX`"
+BASE="`pwd`"
+CONFIGS="$2"
+
+echo using temporary directory: $TEMP
+echo git commit used:
+git --no-pager log -n 1 --pretty=oneline "$COMMITISH"
+
+cd "$TEMP"
+git clone "$BASE" "source"
+cd "source"
+git checkout -b build "$COMMITISH"
+git clean -d -f -x
+sh bootstrap.sh
+
+cd ..
+
+echo -e "\n\n\n\n\033[33;1mmaking dist tarball\033[m"
+
+mkdir build_dist
+cd build_dist
+../source/configure
+make distdir=sdist dist-gzip
+cd ..
+tar zxvf build_dist/sdist.tar.gz
+
+for cfg in ${CONFIGS:-$defconfigs}; do
+	echo -e "\n\n\n\n\033[33;1mbuilding configuration $cfg\033[m"
+	config="\${configs_$cfg}"
+	eval "config=$config"
+
+	cc="${config%%|*}"
+	args="${config#*|}"
+
+	ccset="\${cc_$cc}"
+	eval "ccset=$ccset"
+	eval "$ccset"
+
+	bdir="build_$cfg"
+	mkdir "$bdir"
+	cd "$bdir"
+	../sdist/configure $args
+	make -j5
+	make DESTDIR="$TEMP/inst_$cfg" install
+	cd ..
+done
+
+echo -e "\n\n\n\neverything seems ok. you may now\n\trm -rf $TEMP"