[build] Use top_srcdir instead of relative paths

diff --git a/doc/reference/clutter/Makefile.am b/doc/reference/clutter/Makefile.am
index 61d7fc1..e6da1dd 100644 (file)
--- a/doc/reference/clutter/Makefile.am
+++ b/doc/reference/clutter/Makefile.am
@@ -95,12 +95,12 @@ IGNORE_HFILES=\
        win32
 
 EXTRA_HFILES=\
-        ../../../clutter/x11/clutter-x11.h \
-       ../../../clutter/x11/clutter-x11-texture-pixmap.h \
-       ../../../clutter/glx/clutter-glx-texture-pixmap.h \
-       ../../../clutter/eglnative/clutter-egl.h \
-       ../../../clutter/eglx/clutter-eglx.h \
-       ../../../clutter/win32/clutter-win32.h
+        $(top_srcdir)/clutter/x11/clutter-x11.h \
+       $(top_srcdir)/clutter/x11/clutter-x11-texture-pixmap.h \
+       $(top_srcdir)/clutter/glx/clutter-glx-texture-pixmap.h \
+       $(top_srcdir)/clutter/eglnative/clutter-egl.h \
+       $(top_srcdir)/clutter/eglx/clutter-eglx.h \
+       $(top_srcdir)/clutter/win32/clutter-win32.h
 
 # Images to copy into HTML directory.
 # e.g. HTML_IMAGES=$(top_srcdir)/gtk/stock-icons/stock_about_24.png