Bug fix in SCALE-TO-DEVICE

[clg] / gffi / interface.lisp

diff --git a/gffi/interface.lisp b/gffi/interface.lisp
index 041935b..6778ea6 100644 (file)
--- a/gffi/interface.lisp
+++ b/gffi/interface.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: interface.lisp,v 1.1 2006-04-25 20:36:05 espen Exp $
+;; $Id: interface.lisp,v 1.5 2007-04-06 16:06:24 espen Exp $
 
 (in-package "GFFI")
 
@@ -53,17 +53,11 @@
 
 (defun default-alien-fname (lisp-name)
   (let* ((name (substitute #\_ #\- (string-downcase lisp-name)))
-        (stripped-name
-         (cond
-          ((and 
-            (char= (char name 0) #\%)
-            (string= "_p" name :start2 (- (length name) 2)))
-           (subseq name 1 (- (length name) 2)))
-          ((char= (char name 0) #\%)
-           (subseq name 1))
-          ((string= "_p" name :start2 (- (length name) 2))
-           (subseq name 0 (- (length name) 2)))
-          (name)))
+        (start (position-if-not #'(lambda (char) (char= char #\%)) name))
+        (end (if (string= "_p" name :start2 (- (length name) 2))
+                 (- (length name) 2)
+               (length name)))
+        (stripped-name (subseq name start end))
         (prefix (package-prefix *package*)))
     (if (or (not prefix) (string= prefix ""))
        stripped-name
@@ -172,7 +166,8 @@
                       (:language :stdc))))
     `(funcall
       (load-time-value
-       (ffi::foreign-library-function ,cname (ffi::foreign-library :default)
+       (ffi::foreign-library-function 
+       ,cname (ffi::foreign-library :default) #?(clisp>= 2 40)nil
        nil (ffi:parse-c-type ',c-function)))
       ,@fparams)))
 
@@ -233,7 +228,7 @@
                            (system-area-pointer address))))))
          #+clisp
          (ffi::foreign-library-function name 
-          (ffi::foreign-library :default)
+          (ffi::foreign-library :default) #?(clisp>= 2 40)nil
           nil (ffi:parse-c-type c-function)))
         (return-value-translator (from-alien-function return-type)))
     (multiple-value-bind (arg-translators cleanup-funcs)
@@ -429,7 +424,7 @@
             (lookup-method (type-spec)
               (if (and (symbolp type-spec) (find-class type-spec nil))
                   (let ((class (find-class type-spec)))
-                    #+clisp
+                    #?(or (sbcl>= 0 9 15) (featurep :clisp))
                     (unless (class-finalized-p class)
                       (finalize-inheritance class))
                     (search-method-in-cpl-order 
@@ -459,7 +454,9 @@
        ;; This is to handle unexpandable types whichs doesn't name a
        ;; class.  It may cause infinite loops with illegal
        ;; call-next-method calls
-       (unless (and (symbolp type-spec) (find-class type-spec nil))
+       (unless (or 
+               (null type-spec)
+               (and (symbolp type-spec) (find-class type-spec nil)))
         (search-nodes (get name 'built-in-type-hierarchy)))
        (when error-p
         (error "No next type method ~A for type specifier ~A"