From e2ea9558812c16291a03f3aeb636e6d7e997fa80 Mon Sep 17 00:00:00 2001
From: "Richard W.M. Jones" <rjones@redhat.com>
Date: Thu, 19 Jul 2007 15:37:54 +0000
Subject: [PATCH] Thu Jul 19 16:35:00 BST 2007 Richard W.M. Jones
 <rjones@redhat.com>

        * configure.in, src/xen_internal.c: Newer Xen uses
          <xen/sys/privcmd.h>.  Added detection code for this in
          configure.in.
---
 ChangeLog          |  6 ++++++
 configure.in       | 22 ++++++++++++++++++++++
 src/xen_internal.c |  8 ++++++++
 3 files changed, 36 insertions(+)

diff --git a/ChangeLog b/ChangeLog
index 6476171e78..884f4699b5 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+Thu Jul 19 16:35:00 BST 2007 Richard W.M. Jones <rjones@redhat.com>
+
+	* configure.in, src/xen_internal.c: Newer Xen uses
+	  <xen/sys/privcmd.h>.  Added detection code for this in
+	  configure.in.
+
 Thu Jul 19 15:38:44 CEST 2007 Daniel Veillard <veillard@redhat.com>
 
 	* src/xen_internal.c: rewrite of range check in credit scheduler
diff --git a/configure.in b/configure.in
index 7ceebe1fe4..78a772c3c4 100644
--- a/configure.in
+++ b/configure.in
@@ -212,6 +212,28 @@ else
     if test "$WITH_XEN" != "0" ; then
         LIBVIRT_FEATURES="$LIBVIRT_FEATURES -DWITH_XEN"
     fi
+
+    AC_CHECK_HEADERS(xen/xen.h xen/version.h xen/dom0_ops.h,,[
+	AC_MSG_ERROR([Cannot find standard Xen headers. Is xen-devel installed?])
+    ],
+[#include <stdio.h>
+#include <stdint.h>
+])
+
+    dnl Search for the location of <xen/{linux,sys}/privcmd.h>.
+    AC_CHECK_HEADERS(xen/sys/privcmd.h,,[
+	AC_CHECK_HEADERS(xen/linux/privcmd.h,,[
+	    AC_MSG_ERROR([Cannot find header file <xen/linux/privcmd.h> or <xen/sys/privcmd.h>.  Is xen-devel installed?])
+	],
+[#include <stdio.h>
+#include <stdint.h>
+#include <xen/xen.h>
+])
+    ],
+[#include <stdio.h>
+#include <stdint.h>
+#include <xen/xen.h>
+])
 fi
 
 dnl
diff --git a/src/xen_internal.c b/src/xen_internal.c
index f3bbf812bb..94c1dc2a75 100644
--- a/src/xen_internal.c
+++ b/src/xen_internal.c
@@ -10,6 +10,8 @@
 
 #ifdef WITH_XEN
 
+#include "config.h"
+
 #include <stdio.h>
 #include <string.h>
 /* required for uint8_t, uint32_t, etc ... */
@@ -30,7 +32,13 @@
 #include <xen/dom0_ops.h>
 #include <xen/version.h>
 #include <xen/xen.h>
+#ifdef HAVE_XEN_LINUX_PRIVCMD_H
 #include <xen/linux/privcmd.h>
+#else
+#ifdef HAVE_XEN_SYS_PRIVCMD_H
+#include <xen/sys/privcmd.h>
+#endif
+#endif
 
 /* required for shutdown flags */
 #include <xen/sched.h>
-- 
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