[ostree] autogen: Only do submodule update if we don't have libgsystem

[Colin Walters <walters src gnome org>]

commit 0aab0246020620de35e757b57f66c38ca40b6b04
Author: Colin Walters <walters verbum org>
Date:   Mon Sep 24 22:20:36 2012 -0400

    autogen: Only do submodule update if we don't have libgsystem
    
    Otherwise we'll fail due to not being a git repository in the
    embedded-dependency tarball case.

 autogen.sh |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/autogen.sh b/autogen.sh
index 75a16b6..bd98a54 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -21,8 +21,8 @@ if test ! -f src/libgsystem/README;
 then
   echo "+ Setting up submodules"
   git submodule init
+  git submodule update
 fi
-git submodule update
 
 autoreconf --force --install --verbose