X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~mdw/git/clg/blobdiff_plain/98e05b89e522ca06b4bdcac173aea05eb35e9b4a..22f85ce9918c618c960e21e3d4c67f8406c0c13b:/glib/gerror.lisp

diff --git a/glib/gerror.lisp b/glib/gerror.lisp
index c690a5e..758752d 100644
--- a/glib/gerror.lisp
+++ b/glib/gerror.lisp
@@ -20,7 +20,7 @@
 ;; TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 ;; SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 
-;; $Id: gerror.lisp,v 1.9 2007/12/29 19:21:26 espen Exp $
+;; $Id: gerror.lisp,v 1.10 2008/04/11 20:35:48 espen Exp $
 
 
 (in-package "GLIB")
@@ -60,6 +60,10 @@ (defun signal-gerror (gerror)
 
 (deftype gerror-signal () 'gerror)
 
+(define-type-method return-type ((type gerror-signal))
+  (declare (ignore type))
+  '(or null gerror))
+
 (define-type-method from-alien-form ((type gerror-signal) gerror &key (ref :free))
   (declare (ignore type))
   `(let ((gerror ,(from-alien-form 'gerror gerror :ref ref)))