Added macro WITH-ALLOCATED-MEMORY

diff --git a/glib/glib.lisp b/glib/glib.lisp
index d5c68568cb8314dc673a5e96515286e50b7dd205..ebc3b30f1ff3e7127fe156467486253883d9397e 100644 (file)
--- a/glib/glib.lisp
+++ b/glib/glib.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.
 
 ;; TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 ;; SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 

-;; $Id: glib.lisp,v 1.32 2006/02/06 18:12:19 espen Exp $
+;; $Id: glib.lisp,v 1.33 2006/02/09 22:24:31 espen Exp $

 
 
 (in-package "GLIB")
 
 
 (in-package "GLIB")


@@ -47,6 +47,12 @@ (defun copy-memory (from length &optional (to (allocate-memory length)))
   #+sbcl(system-area-ub8-copy from 0 to 0 length)
   to)
 
   #+sbcl(system-area-ub8-copy from 0 to 0 length)
   to)
 

+(defmacro with-allocated-memory ((var size) &body body)
+  `(let ((,var (allocate-memory ,size)))
+     (unwind-protect
+        (progn ,@body)
+       (deallocate-memory ,var))))
+

 
 ;;;; User data mechanism
 
 
 ;;;; User data mechanism