X-Git-Url: http://git.kpe.io/?a=blobdiff_plain;f=src%2Faggregates.lisp;h=f02f2033e29dfbd460927cca138eb844d7877302;hb=5d4295830e68c889ba2df9d9f88e896a70f20d7a;hp=9aa76b03586e880ddb1a0805065d327388719006;hpb=fd405c886a22392634af58832d31cc809a1abd19;p=uffi.git

diff --git a/src/aggregates.lisp b/src/aggregates.lisp
index 9aa76b0..f02f203 100644
--- a/src/aggregates.lisp
+++ b/src/aggregates.lisp
@@ -118,8 +118,7 @@ of the enum-name name, separator-string, and field-name"
   #+sbcl
   `(sb-alien:slot ,obj ,slot)
   #+mcl
-  `(ccl:pref ,obj ,(intern (concatenate 'string (symbol-name type) "." (symbol-name slot))
-			  :keyword))
+  `(ccl:pref ,obj ,(read-from-string (format nil ":~a.~a" (keyword type) (keyword slot))))
   )
 
 #+mcl
@@ -228,25 +227,39 @@ of the enum-name name, separator-string, and field-name"
       (setf (aref a i) (uffi:deref-array s '(:array :unsigned-byte) i)))))
 
 #+sbcl
-(defun convert-from-foreign-usb8 (sap len)
-  (declare (type sb-sys:system-area-pointer sap))
-  (locally
-      (declare (optimize (speed 3) (safety 0)))
-    (let ((result (make-array len :element-type '(unsigned-byte 8))))
-      (sb-kernel:copy-from-system-area sap 0
-				       result (* sb-vm:vector-data-offset
-						 sb-vm:n-word-bits)
-				       (* len sb-vm:n-byte-bits))
-      result)))
+(eval-when (:compile-toplevel :load-toplevel :execute)
+  (sb-ext:without-package-locks
+      (defvar *system-copy-fn* (if (fboundp (intern "COPY-FROM-SYSTEM-AREA" "SB-KERNEL"))
+				   (intern "COPY-FROM-SYSTEM-AREA" "SB-KERNEL")
+				   (intern "COPY-UB8-FROM-SYSTEM-AREA" "SB-KERNEL")))
+    (defconstant +system-copy-offset+ (if (fboundp (intern "COPY-FROM-SYSTEM-AREA" "SB-KERNEL"))
+					  (* sb-vm:vector-data-offset sb-vm:n-word-bits)
+					  0))
+    (defconstant +system-copy-multiplier+ (if (fboundp (intern "COPY-FROM-SYSTEM-AREA" "SB-KERNEL"))
+					      sb-vm:n-byte-bits
+					      1))))
+  
+
+#+sbcl
+(defun convert-from-foreign-usb8 (s len)
+  (let ((sap (sb-alien:alien-sap s)))
+    (declare (type sb-sys:system-area-pointer sap))
+    (locally
+     (declare (optimize (speed 3) (safety 0)))
+     (let ((result (make-array len :element-type '(unsigned-byte 8))))
+       (funcall *system-copy-fn* sap 0 result +system-copy-offset+
+		(* len +system-copy-multiplier+))
+       result))))
 
 #+cmu
-(defun convert-from-foreign-usb8 (sap len)
-  (declare (type system:system-area-pointer sap))
-  (locally
-      (declare (optimize (speed 3) (safety 0)))
-    (let ((result (make-array len :element-type '(unsigned-byte 8))))
-      (kernel:copy-from-system-area sap 0
-				    result (* vm:vector-data-offset
-					      vm:word-bits)
-				    (* len vm:byte-bits))
-      result)))
+(defun convert-from-foreign-usb8 (s len)
+  (let ((sap (alien:alien-sap s)))
+    (declare (type system:system-area-pointer sap))
+    (locally
+	(declare (optimize (speed 3) (safety 0)))
+      (let ((result (make-array len :element-type '(unsigned-byte 8))))
+	(kernel:copy-from-system-area sap 0
+				      result (* vm:vector-data-offset
+						vm:word-bits)
+				      (* len vm:byte-bits))
+	result))))