r9929: patch for supporting :out from ben@medianstrip.net

[uffi.git] / src / objects.lisp

diff --git a/src/objects.lisp b/src/objects.lisp
index 940c941cc42f6d09338c22f90b8bc0d9e45949e0..358763e41fc829c815845886a3e898dcf31bd733 100644 (file)
--- a/src/objects.lisp
+++ b/src/objects.lisp
@@ -121,11 +121,11 @@ an array of TYPE with size SIZE. The TYPE parameter is evaluated."
   #+mcl `(ccl:pref ,ptr ,(convert-from-uffi-type type :deref))
   )
 
-#+mcl
+#+(and mcl (not openmcl))
 (defmacro deref-pointer-set (ptr type value)
   `(setf (ccl:pref ,ptr ,(convert-from-uffi-type type :deref)) ,value))
 
-#+mcl
+#+(and mcl (not openmcl))
 (defsetf deref-pointer deref-pointer-set)
 
 (defmacro ensure-char-character (obj)
@@ -166,15 +166,25 @@ an array of TYPE with size SIZE. The TYPE parameter is evaluated."
         (progn ,@body)
       (free-foreign-object ,var)))
   #+(or cmu scl)
-  (let ((obj (gensym)))
-    `(alien:with-alien ((,obj ,(convert-from-uffi-type (eval type) :allocate)))
-       (let ((,var (alien:addr ,obj)))
-        ,@body)))
+  (let ((obj (gensym))
+       (ctype (convert-from-uffi-type (eval type) :allocate)))
+    (if (and (consp ctype) (eq 'array (car ctype)))
+       `(alien:with-alien ((,obj ,ctype))
+         (let* ((,var ,obj))
+           ,@body))
+       `(alien:with-alien ((,obj ,ctype))
+         (let* ((,var (alien:addr ,obj)))
+           ,@body))))
   #+sbcl
-  (let ((obj (gensym)))
-    `(sb-alien:with-alien ((,obj ,(convert-from-uffi-type (eval type) :allocate)))
-       (let ((,var (sb-alien:addr ,obj)))
-        ,@body)))
+  (let ((obj (gensym))
+       (ctype (convert-from-uffi-type (eval type) :allocate)))
+    (if (and (consp ctype) (eq 'array (car ctype)))
+       `(sb-alien:with-alien ((,obj ,ctype))
+         (let* ((,var ,obj))
+           ,@body))
+       `(sb-alien:with-alien ((,obj ,ctype))
+         (let* ((,var (sb-alien:addr ,obj)))
+           ,@body))))
   #+lispworks
   `(fli:with-dynamic-foreign-objects ((,var ,(convert-from-uffi-type
                                              (eval type) :allocate)))