[evolution-data-server] Limit libgdata to 0.7 or 0.8.

[Matthew Barnes <mbarnes src gnome org>]

commit 64511aef7248cc5a1c1c463f5f9f19196921b42c
Author: Matthew Barnes <mbarnes redhat com>
Date:   Sun Jun 5 22:02:34 2011 -0500

    Limit libgdata to 0.7 or 0.8.
    
    There are unreleased API changes beyond 0.8 which we don't support yet.

 configure.ac |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 06bd94a..ca21388 100644
--- a/configure.ac
+++ b/configure.ac
@@ -319,6 +319,10 @@ PKG_CHECK_MODULES(GNOME_PLATFORM,
 	libsoup-2.4 >= libsoup_minimum_version
 	libgdata >= libgdata_minimum_version])
 
+if `$PKG_CONFIG --atleast-version=0.9 libgdata`; then
+	AC_MSG_ERROR([libgdata-0.9 is not yet supported.  Use 0.8 instead.])
+fi
+
 if test x$os_win32 = xno; then
   dnl ***********************************
   dnl Check for GNOME Keyring.