From 7803a7303d5a0899ff6d6983e5cdb07e4be13ca0 Mon Sep 17 00:00:00 2001
From: espen <espen>
Date: Mon, 13 Feb 2006 20:03:29 +0000
Subject: [PATCH] Added convenient type GERROR-SIGNAL which will signal an
 error automatically when used as a return type instead of GERROR

---
 glib/gerror.lisp | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)

diff --git a/glib/gerror.lisp b/glib/gerror.lisp
index a1554a6..79aff6b 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 1.2 2005/04/23 16:48:50 espen Exp $
+;; $Id: gerror.lisp,v 1.3 2006/02/13 20:03:29 espen Exp $
 
 
 (in-package "GLIB")
@@ -65,6 +65,15 @@
     (error condition :code (gerror-code gerror) :message (gerror-message gerror))))
 
 
+(deftype gerror-signal () 'gerror)
+
+(defmethod from-alien-form (gerror (type (eql 'gerror-signal)) &rest args)
+  (declare (ignore type args))
+  `(let ((gerror ,(from-alien-form gerror 'gerror)))
+     (when gerror
+       (signal-gerror gerror))))
+
+ 
 ;;; Message logging
 
 (eval-when (:compile-toplevel :load-toplevel :execute)
-- 
2.11.0