grub: add a patch to fix some issues in Xen detection, bumprev.

srcpkgs/grub/patches/20_linux_xen_misc_fixes.patch

@@ -0,0 +1,16 @@
+Only process xen image files with .gz extension and regular files
+not symlinks.
+
+--- util/grub.d/20_linux_xen.in.orig	2011-02-09 14:34:45.239824080 +0100
++++ util/grub.d/20_linux_xen.in	2011-02-09 14:36:26.760493023 +0100
+@@ -98,8 +98,8 @@ linux_list=`for i in /boot/vmlinu[xz]-*
+ 	version=$(echo $basename | sed -e "s,^[^0-9]*-,,g")
+         if grub_file_is_not_garbage "$i" && grep -qx "CONFIG_XEN_DOM0=y" /boot/config-${version} 2> /dev/null ; then echo -n "$i " ; fi
+       done`
+-xen_list=`for i in /boot/xen*; do
+-        if grub_file_is_not_garbage "$i" ; then echo -n "$i " ; fi
++xen_list=`for i in /boot/xen*.gz; do
++        if grub_file_is_not_garbage "$i" && ! test -h "$i"; then echo -n "$i " ; fi
+       done`
+ prepare_boot_cache=
+ 

srcpkgs/grub/template

@@ -1,5 +1,6 @@
 # Template file for 'grub'
 pkgname=grub
+revision=1
 _distver=1.99
 _patchver=rc1
 version=${_distver}${_patchver}