Factor out building of strongswan into own Makefile

Small Makefiles (recipes) are used to install software from source into
the root UML image.

testing/testing.conf

@@ -30,66 +30,6 @@ KERNELCONFIG=$UMLTESTDIR/.config-3.5
 # Bzipped uml patch for kernel
 UMLPATCH=$UMLTESTDIR/ha-3.0.patch.bz2
 
-# Bzipped source of strongSwan
-STRONGSWAN=$UMLTESTDIR/strongswan-5.0.1.tar.bz2
-
-# strongSwan compile options (use "yes" or "no")
-USE_LIBCURL="yes"
-USE_LDAP="yes"
-USE_EAP_AKA="yes"
-USE_EAP_SIM="yes"
-USE_EAP_MD5="yes"
-USE_EAP_MSCHAPV2="yes"
-USE_EAP_IDENTITY="yes"
-USE_EAP_RADIUS="yes"
-USE_EAP_DYNAMIC="yes"
-USE_EAP_TLS="yes"
-USE_EAP_TTLS="yes"
-USE_EAP_PEAP="yes"
-USE_EAP_TNC="yes"
-USE_TNC_PDP="yes"
-USE_TNC_IMC="yes"
-USE_TNC_IMV="yes"
-USE_TNCCS_11="yes"
-USE_TNCCS_20="yes"
-USE_TNCCS_DYNAMIC="yes"
-USE_IMC_TEST="yes"
-USE_IMV_TEST="yes"
-USE_IMC_SCANNER="yes"
-USE_IMV_SCANNER="yes"
-USE_IMC_OS="yes"
-USE_IMV_OS="yes"
-USE_IMC_ATTESTATION="yes"
-USE_IMV_ATTESTATION="yes"
-USE_SQL="yes"
-USE_MEDIATION="yes"
-USE_OPENSSL="yes"
-USE_BLOWFISH="yes"
-USE_KERNEL_PFKEY="yes"
-USE_INTEGRITY_TEST="yes"
-USE_LEAK_DETECTIVE="yes"
-USE_LOAD_TESTER="yes"
-USE_TEST_VECTORS="yes"
-USE_GCRYPT="yes"
-USE_SOCKET_DEFAULT="yes"
-USE_SOCKET_DYNAMIC="yes"
-USE_DHCP="yes"
-USE_FARP="yes"
-USE_ADDRBLOCK="yes"
-USE_CTR="yes"
-USE_CCM="yes"
-USE_GCM="yes"
-USE_CMAC="yes"
-USE_HA="yes"
-USE_AF_ALG="yes"
-USE_WHITELIST="yes"
-USE_XAUTH_GENERIC="yes"
-USE_XAUTH_EAP="yes"
-USE_PKCS8="yes"
-USE_IFMAP="no"
-USE_CISCO_QUIRKS="no"
-USE_UNITY="yes"
-
 # Amount of Memory to use per UML [MB].
 # If "auto" is stated 1/12 of total host ram will be used.
 # Examples: MEM=64, MEM="128", MEM="auto"
@@ -111,6 +51,7 @@ ROOTFSARCH=amd64
 ROOTFS=$BUILDDIR/debian-$ROOTFSSUITE-$ROOTFSARCH.img
 ROOTFSMIRROR=http://cdn.debian.net/debian
 ROOTFSPW=root
+ROOTFSCOMPILEDIR=$BUILDDIR/compile
 
 # Filename of the built UML Kernel
 UMLKERNEL=$BUILDDIR/linux-uml-$KERNELVERSION