[rhythmbox] autogen: call gtkdocize first

[Jonathan Matthew <jmatthew src gnome org>]

commit 2b35c50820f970335b0ce11182880f9f4cc01771
Author: Jonathan Matthew <jonathan d14n org>
Date:   Wed Apr 24 08:36:15 2013 +1000

    autogen: call gtkdocize first
    
    distcheck works again!

 autogen.sh |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)
---
diff --git a/autogen.sh b/autogen.sh
index 194276a..4e3341c 100755
--- a/autogen.sh
+++ b/autogen.sh
@@ -19,11 +19,18 @@ if test -z $AUTORECONF; then
         exit 1
 fi
 
+GTKDOCIZE=`which gtkdocize`
+if test -z $GTKDOCIZE; then
+       echo "*** No GTK-Doc found, please install it ***"
+       exit 1
+fi
+
 if test -z `which autopoint`; then
         echo "*** No autopoint found, please install it ***"
         exit 1
 fi
 
+gtkdocize || exit $?
 autopoint --force
 AUTOPOINT='intltoolize --automake --copy' autoreconf --force --install --verbose