(in-package #:uffi)
-(defun size-of-foreign-type (type)
- #+lispworks (fli:size-of type)
- #+allegro (ff:sizeof-fobject type)
- #+(or cmu scl) (ash (eval `(alien:alien-size ,type)) -3) ;; convert from bits to bytes
- #+sbcl (ash (eval `(sb-alien:alien-size ,type)) -3) ;; convert from bits to bytes
- #+clisp (values (ffi:size-of type))
- #+(and mcl (not openmcl))
- (let ((mcl-type (ccl:find-mactype type nil t)))
- (if mcl-type
- (ccl::mactype-record-size mcl-type)
- (ccl::record-descriptor-length (ccl:find-record-descriptor type t t)))) ;error if not a record
- #+openmcl (ccl::%foreign-type-or-record-size type :bytes)
- )
-
-
+(eval-when (:compile-toplevel :load-toplevel :execute)
+ (defun size-of-foreign-type (type)
+ #+lispworks (fli:size-of type)
+ #+allegro (ff:sizeof-fobject type)
+ #+(or cmu scl) (ash (eval `(alien:alien-size ,type)) -3) ;; convert from bits to bytes
+ #+sbcl (ash (eval `(sb-alien:alien-size ,type)) -3) ;; convert from bits to bytes
+ #+clisp (values (ffi:size-of type))
+ #+(and mcl (not openmcl))
+ (let ((mcl-type (ccl:find-mactype type nil t)))
+ (if mcl-type
+ (ccl::mactype-record-size mcl-type)
+ (ccl::record-descriptor-length (ccl:find-record-descriptor type t t)))) ;error if not a record
+ #+openmcl (ccl::%foreign-type-or-record-size type :bytes)
+ ))
+
(defmacro allocate-foreign-object (type &optional (size :unspecified))
"Allocates an instance of TYPE. If size is specified, then allocate
an array of TYPE with size SIZE. The TYPE parameter is evaluated."
)
(progn
#+(or cmu scl)
- (if (integerp size)
- `(alien:cast
- (alien:make-alien ,(convert-from-uffi-type (eval type) :allocation) ,size)
- (array ,(convert-from-uffi-type (eval type) :allocation) ,size))
- `(alien:cast
- (alien:make-alien ,(convert-from-uffi-type (eval type) :allocation) ,size)
- (array ,(convert-from-uffi-type (eval type) :allocation) nil)))
+ `(alien:make-alien ,(convert-from-uffi-type (eval type) :allocation) ,size)
#+sbcl
- (if (integerp size)
- `(sb-alien:cast
- (sb-alien:make-alien ,(convert-from-uffi-type (eval type) :allocation) ,size)
- (array ,(convert-from-uffi-type (eval type) :allocation) ,size))
- `(sb-alien:cast
- (sb-alien:make-alien ,(convert-from-uffi-type (eval type) :allocation) ,size)
- (array ,(convert-from-uffi-type (eval type) :allocation) nil)))
+ `(sb-alien:make-alien ,(convert-from-uffi-type (eval type) :allocation) ,size)
#+lispworks
`(fli:allocate-foreign-object :type ',(convert-from-uffi-type type :allocate) :nelems ,size)
#+allegro
#+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)
(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))
(ctype (convert-from-uffi-type (eval type) :allocate)))
`(let ((,binding-name ,pointer))
,@body))
-#-(or lispworks cmu scl sbcl allegro)
+#-(or lispworks cmu scl sbcl allegro openmcl)
(defmacro with-cast-pointer ((binding-name pointer type) &body body)
- (declare (ignore binding-name pointer type))
+ (declare (ignore binding-name pointer type body))
'(error "WITH-CAST-POINTER not (yet) implemented for ~A"
(lisp-implementation-type)))
:module ,module)
(define-symbol-macro ,lisp-name (fli:dereference (,lisp-name)
:copy-foreign-object nil)))
- #-(or allegro cmu scl sbcl lispworks)
+ #+(and openmcl darwinppc-target)
+ (setf foreign-name (concatenate 'string "_" foreign-name))
+ #+openmcl
+ `(define-symbol-macro ,lisp-name
+ (deref-pointer (ccl:foreign-symbol-address ,foreign-name) ,var-type))
+ #-(or allegro cmu scl sbcl lispworks openmcl)
`(define-symbol-macro ,lisp-name
'(error "DEF-FOREIGN-VAR not (yet) defined for ~A"
(lisp-implementation-type)))))