[libgdata] [docs] Add the builddir to gtkdoc-mkhtml's path so builddir != srcdir works

[Philip Withnall <pwithnall src gnome org>]

commit 8a3390b19c25730dba1f578c986911dc3c963aa8
Author: Philip Withnall <philip tecnocode co uk>
Date:   Sun May 31 17:01:52 2009 +0100

    [docs] Add the builddir to gtkdoc-mkhtml's path so builddir != srcdir works
---
 docs/reference/Makefile.am |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/docs/reference/Makefile.am b/docs/reference/Makefile.am
index 6b3386b..113d4da 100644
--- a/docs/reference/Makefile.am
+++ b/docs/reference/Makefile.am
@@ -39,6 +39,9 @@ MKTMPL_OPTIONS=
 # e.g. FIXXREF_OPTIONS=--extra-dir=../gdk-pixbuf/html --extra-dir=../gdk/html
 FIXXREF_OPTIONS=
 
+# Add the builddir to the HTML path so that version.xml is found
+MKHTML_OPTIONS=--path="$(abs_builddir)"
+
 # Used for dependencies. The docs will be rebuilt if any of these change.
 # e.g. HFILE_GLOB=$(top_srcdir)/gtk/*.h
 # e.g. CFILE_GLOB=$(top_srcdir)/gtk/*.c