Enables XSM functionality in builds that contain "xsm" in the PACKAGECONFIG.

* Correctly identifies xenpolicy by ${PV}
* Adds a check to identify if xsm is specified in PACKAGECONFIG and if so manually sets XSM_ENABLE in Xen's .config

Signed-off-by: Machon Gregory <mbgrego@tycho.nsa.gov>
Signed-off-by: Bruce Ashfield <bruce@zedd.org>

recipes-extended/xen/xen.inc

@@ -333,7 +333,7 @@ FILES_${PN}-flask = "\
     ${sbindir}/flask-loadpolicy \
     ${sbindir}/flask-set-bool \
     ${sbindir}/flask-setenforce \
-    /boot/xenpolicy.24 \
+    /boot/xenpolicy-${PV} \
     "
 
 FILES_${PN}-gdbsx = "\
@@ -715,6 +715,15 @@ EXTRA_OECONF += " \
     --disable-ocamltools \
     "
 
+# check for XSM in package config to allow XSM_ENABLE to be set 
+python () {
+    pkgconfig = d.getVar('PACKAGECONFIG', True)
+    if ('xsm') in pkgconfig.split():
+        d.setVar('XSM_ENABLED', '1')
+    else:
+        d.setVar('XSM_ENABLED', '0')
+}
+
 do_configure() {
     # no stubs-32.h in our 64-bit sysroot - hack it into tools/include/gnu
     if ! test -f ${STAGING_DIR_TARGET}/usr/include/gnu/stubs-32.h ; then
@@ -727,6 +736,11 @@ do_configure() {
         fi
     fi
 
+    #./configure --enable-xsm does not set XSM_ENABLE must be done manually
+    if [ "${XSM_ENABLED}" = "1" ]; then
+        echo "XSM_ENABLE := y" > ${S}/.config
+    fi
+
     # do configure
     oe_runconf
 }