From 848fd706616ca65be7f74b48b39c95363640a187 Mon Sep 17 00:00:00 2001
From: Richard Jones <rjones@redhat.com>
Date: Mon, 13 Apr 2009 00:51:56 +0100
Subject: [PATCH] Old versions of augeas lack aug_load, aug_defvar, aug_node. 
 Check for those calls.

---
 configure.ac        |  2 +-
 daemon/augeas.c     | 15 +++++++++++++++
 daemon/configure.ac |  5 ++++-
 3 files changed, 20 insertions(+), 2 deletions(-)

diff --git a/configure.ac b/configure.ac
index 4c9a593..3f8807f 100644
--- a/configure.ac
+++ b/configure.ac
@@ -15,7 +15,7 @@
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-AC_INIT([libguestfs],[0.8.1])
+AC_INIT([libguestfs],[0.8.2])
 AM_INIT_AUTOMAKE
 
 AC_CONFIG_MACRO_DIR([m4])
diff --git a/daemon/augeas.c b/daemon/augeas.c
index 76b85d9..3595f8d 100644
--- a/daemon/augeas.c
+++ b/daemon/augeas.c
@@ -90,6 +90,7 @@ do_aug_close (void)
 int
 do_aug_defvar (const char *name, const char *expr)
 {
+#ifdef HAVE_AUG_DEFVAR
   int r;
 
   NEED_AUG (-1);
@@ -100,11 +101,16 @@ do_aug_defvar (const char *name, const char *expr)
     return -1;
   }
   return r;
+#else
+  reply_with_error ("aug_defvar is not available");
+  return -1;
+#endif
 }
 
 guestfs_aug_defnode_ret *
 do_aug_defnode (const char *name, const char *expr, const char *val)
 {
+#ifdef HAVE_AUG_DEFNODE
   static guestfs_aug_defnode_ret r;
   int created;
 
@@ -117,6 +123,10 @@ do_aug_defnode (const char *name, const char *expr, const char *val)
   }
   r.created = created;
   return &r;
+#else
+  reply_with_error ("aug_defvar is not available");
+  return NULL;
+#endif
 }
 
 char *
@@ -267,6 +277,7 @@ do_aug_save (void)
 int
 do_aug_load (void)
 {
+#ifdef HAVE_AUG_LOAD
   NEED_AUG (-1);
 
   if (aug_load (aug) == -1) {
@@ -275,6 +286,10 @@ do_aug_load (void)
   }
 
   return 0;
+#else
+  reply_with_error ("aug_load is not available");
+  return -1;
+#endif
 }
 
 /* Simpler version of aug-match, which also sorts the output. */
diff --git a/daemon/configure.ac b/daemon/configure.ac
index 7ce03ab..8edcb2d 100644
--- a/daemon/configure.ac
+++ b/daemon/configure.ac
@@ -15,7 +15,7 @@
 # along with this program; if not, write to the Free Software
 # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-AC_INIT([libguestfs-daemon],[0.7])
+AC_INIT([libguestfs-daemon],[0.8.2])
 AM_INIT_AUTOMAKE
 
 AC_CONFIG_MACRO_DIR([m4])
@@ -42,6 +42,9 @@ AC_CHECK_LIB([augeas],[aug_match],,[
 	AC_MSG_ERROR([Augeas library not found])
 	])
 
+dnl Check for functions not available in earlier versions of Augeas.
+AC_CHECK_FUNC([aug_load aug_defvar aug_defnode])
+
 dnl Check for XDR library.
 AC_CHECK_LIB([portablexdr],[xdrmem_create],[],[
 	AC_SEARCH_LIBS([xdrmem_create],[rpc xdr nsl])
-- 
1.8.3.1