-;; Common Lisp bindings for GTK+ v1.2.x
-;; Copyright (C) 1999 Espen S. Johnsen <espejohn@online.no>
+;; Common Lisp bindings for GTK+ 2.x
+;; Copyright 1999-2005 Espen S. Johnsen <espen@users.sf.net>
;;
-;; This library is free software; you can redistribute it and/or
-;; modify it under the terms of the GNU Lesser General Public
-;; License as published by the Free Software Foundation; either
-;; version 2 of the License, or (at your option) any later version.
+;; Permission is hereby granted, free of charge, to any person obtaining
+;; a copy of this software and associated documentation files (the
+;; "Software"), to deal in the Software without restriction, including
+;; without limitation the rights to use, copy, modify, merge, publish,
+;; distribute, sublicense, and/or sell copies of the Software, and to
+;; permit persons to whom the Software is furnished to do so, subject to
+;; the following conditions:
;;
-;; This library is distributed in the hope that it will be useful,
-;; but WITHOUT ANY WARRANTY; without even the implied warranty of
-;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-;; Lesser General Public License for more details.
+;; The above copyright notice and this permission notice shall be
+;; included in all copies or substantial portions of the Software.
;;
-;; You should have received a copy of the GNU Lesser General Public
-;; License along with this library; if not, write to the Free Software
-;; Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+;; EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+;; MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+;; IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+;; CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+;; 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 1.17 2004/11/07 01:23:38 espen Exp $
+;; $Id: glib.lisp,v 1.45 2008/12/14 21:37:25 espen Exp $
(in-package "GLIB")
(use-prefix "g")
+#-sb-thread
+(progn
+ (defun make-mutex ()
+ nil)
+
+ (defmacro with-mutex ((mutex) &body body)
+ (declare (ignore mutex))
+ `(progn ,@body)))
+
;;;; Memory management
-(defbinding (allocate-memory "g_malloc0") () pointer
- (size unsigned-long))
+(deftype gsize () 'unsigned-int)
+(deftype gssize () 'int)
+(deftype goffset () '(unsigned-int 64))
-(defbinding (reallocate-memory "g_realloc") () pointer
- (address pointer)
- (size unsigned-long))
-(defbinding (deallocate-memory "g_free") () nil
+(defbinding malloc0 () pointer
+ (size gsize))
+
+(defbinding free () nil
(address pointer))
-;; (defun deallocate-memory (address)
-;; (declare (ignore address)))
-(defun copy-memory (from length &optional (to (allocate-memory length)))
- (kernel:system-area-copy from 0 to 0 (* 8 length))
- to)
+(setf *memory-allocator* #'malloc0)
+(setf *memory-deallocator* #'free)
+(defbinding (reallocate-memory "g_realloc") () pointer
+ (address pointer)
+ (size gsize))
-;;;; User data mechanism
+(defbinding (slice-alloc "g_slice_alloc0") () pointer
+ (block-size gsize))
-(internal *user-data* *user-data-count*)
+;;;; User data is a mechanism to store references to lisp objects in
+;;;; foreign code
-(declaim (fixnum *user-data-count*))
+;; TODO: move to gffi
+(defvar *user-data-lock* (make-mutex))
(defvar *user-data* (make-hash-table))
-(defvar *user-data-count* 0)
+(defvar *user-data-next-id* 1)
(defun register-user-data (object &optional destroy-function)
(check-type destroy-function (or null symbol function))
- (incf *user-data-count*)
- (setf
- (gethash *user-data-count* *user-data*)
- (cons object destroy-function))
- *user-data-count*)
+ (with-mutex (*user-data-lock*)
+ (setf
+ (gethash *user-data-next-id* *user-data*)
+ (cons object destroy-function))
+ (1- (incf *user-data-next-id*))))
(defun find-user-data (id)
(check-type id fixnum)
- (multiple-value-bind (user-data p) (gethash id *user-data*)
- (values (car user-data) p)))
+ (with-mutex (*user-data-lock*)
+ (multiple-value-bind (user-data p) (gethash id *user-data*)
+ (values (car user-data) p))))
+
+(defun user-data-exists-p (id)
+ (nth-value 1 (find-user-data id)))
+
+(defun update-user-data (id object)
+ (check-type id fixnum)
+ (with-mutex (*user-data-lock*)
+ (multiple-value-bind (user-data exists-p) (gethash id *user-data*)
+ (cond
+ ((not exists-p) (error "User data id ~A does not exist" id))
+ (t
+ (when (cdr user-data)
+ (funcall (cdr user-data) (car user-data)))
+ (setf (car user-data) object))))))
(defun destroy-user-data (id)
(check-type id fixnum)
- (let ((user-data (gethash id *user-data*)))
- (when (cdr user-data)
- (funcall (cdr user-data) (car user-data))))
- (remhash id *user-data*))
-
-(defmacro def-callback-marshal (name (return-type &rest args))
- (let ((names (loop
- for arg in args
- collect (if (atom arg) (gensym) (first arg))))
- (types (loop
- for arg in args
- collect (if (atom arg) arg (second arg)))))
- `(defcallback ,name (,return-type ,@(mapcar #'list names types)
- (callback-id unsigned-int))
- (invoke-callback callback-id ',return-type ,@names))))
+ (with-mutex (*user-data-lock*)
+ (multiple-value-bind (user-data exists-p) (gethash id *user-data*)
+ (cond
+; ((not exists-p) (error "User data id ~A does not exist" id))
+ (t
+ (when (cdr user-data)
+ (funcall (cdr user-data) (car user-data)))
+ (remhash id *user-data*))))))
+
+(defun take-user-data (id)
+ (check-type id fixnum)
+ (multiple-value-bind (user-data exists-p) (gethash id *user-data*)
+ (cond
+ ((not exists-p) (error "User data id ~A does not exist" id))
+ (t
+ (when (cdr user-data)
+ (funcall (cdr user-data) (car user-data)))
+ (remhash id *user-data*)
+ (car user-data)))))
+(defmacro with-user-data ((var object) &body body)
+ `(let ((,var (register-user-data ,object)))
+ (unwind-protect
+ ,@body
+ (destroy-user-data ,var))))
-;;;; Quarks
-(internal *quark-counter* *quark-from-object* *quark-to-object*)
+(deftype user-data-id () 'pointer-data)
-(deftype quark () 'unsigned)
-;(defbinding %quark-get-reserved () quark)
+;;;; Quarks
+
+(deftype quark () 'unsigned)
(defbinding %quark-from-string () quark
(string string))
-(defvar *quark-counter* 0)
-
-(defun %quark-get-reserved ()
- ;; The string is just a dummy
- (%quark-from-string (format nil "#@£$%&-quark-~D" (incf *quark-counter*))))
-
-(defvar *quark-from-object* (make-hash-table))
-(defvar *quark-to-object* (make-hash-table))
-
-(defun quark-from-object (object &key (test #'eq))
- (let ((hash-code (sxhash object)))
- (or
- (assoc-ref object (gethash hash-code *quark-from-object*) :test test)
- (let ((quark (%quark-get-reserved)))
- (setf
- (gethash hash-code *quark-from-object*)
- (append
- (gethash hash-code *quark-from-object*)
- (list (cons object quark))))
- (setf (gethash quark *quark-to-object*) object)
- quark))))
-
-(defun quark-to-object (quark)
- (gethash quark *quark-to-object*))
-
-(defun remove-quark (quark)
- (let* ((object (gethash quark *quark-to-object*))
- (hash-code (sxhash object)))
- (remhash quark *quark-to-object*)
- (unless (setf
- (gethash hash-code *quark-from-object*)
- (assoc-delete object (gethash hash-code *quark-from-object*)))
- (remhash hash-code *quark-from-object*))))
+(defun quark-intern (object)
+ (etypecase object
+ (quark object)
+ (string (%quark-from-string object))
+ (symbol (%quark-from-string (format nil "clg-~A:~A"
+ (package-name (symbol-package object))
+ object)))))
+(defbinding quark-to-string () (static string)
+ (quark quark))
;;;; Linked list (GList)
-(deftype glist (type &key copy)
- (declare (ignore copy))
- `(or (null (cons ,type list))))
-
-(defbinding (%glist-append-unsigned "g_list_append") () pointer
- (glist pointer)
- (data unsigned))
-
-(defbinding (%glist-append-signed "g_list_append") () pointer
- (glist pointer)
- (data signed))
-
-(defbinding (%glist-append-sap "g_list_append") () pointer
- (glist pointer)
- (data pointer))
-
-(defun make-glist (type list)
- (let ((new-element (ecase (alien-type type)
- (system-area-pointer #'%glist-append-sap)
- ((signed-byte c-call:short c-call:int c-call:long)
- #'%glist-append-signed)
- ((unsigned-byte c-call:unsigned-short
- c-call:unsigned-int c-call:unsigned-long)
- #'%glist-append-unsigned)))
- (to-alien (to-alien-function type)))
+(deftype glist (type)
+ `(or null (cons ,type list)))
+
+(defbinding (%glist-prepend "g_list_prepend") () pointer
+ (glist (or null pointer))
+ (nil null))
+
+(defbinding (%glist-reverse "g_list_reverse") () pointer
+ (glist (or null pointer)))
+
+(defun make-glist (element-type list &optional temp-p)
+ (let ((writer (if (functionp element-type)
+ element-type
+ (writer-function element-type :temp temp-p))))
(loop
for element in list
- as glist = (funcall new-element (or glist (make-pointer 0))
- (funcall to-alien element))
- finally (return glist))))
+ as glist = (%glist-prepend nil) then (%glist-prepend glist)
+ do (funcall writer element glist)
+ finally (return (%glist-reverse glist)))))
(defun glist-next (glist)
(unless (null-pointer-p glist)
- (sap-ref-sap glist +size-of-pointer+)))
+ (ref-pointer glist #.(size-of 'pointer))))
;; Also used for gslists
-(defun map-glist (seqtype function glist element-type)
- (let ((reader (reader-function element-type)))
+(defun map-glist (seqtype function glist element-type &optional (ref :read))
+ (let ((reader (if (functionp element-type)
+ element-type
+ (reader-function element-type :ref ref))))
(case seqtype
((nil)
(loop
- as tmp = glist then (glist-next tmp)
- until (null-pointer-p tmp)
- do (funcall function (funcall reader tmp))))
+ as element = glist then (glist-next element)
+ until (null-pointer-p element)
+ do (funcall function (funcall reader element))))
(list
(loop
- as tmp = glist then (glist-next tmp)
- until (null-pointer-p tmp)
- collect (funcall function (funcall reader tmp))))
+ as element = glist then (glist-next element)
+ until (null-pointer-p element)
+ collect (funcall function (funcall reader element))))
(t
(coerce
(loop
- as tmp = glist then (glist-next tmp)
- until (null-pointer-p tmp)
- collect (funcall function (funcall reader tmp)))
+ as element = glist then (glist-next element)
+ until (null-pointer-p element)
+ collect (funcall function (funcall reader element)))
seqtype)))))
(defbinding (glist-free "g_list_free") () nil
(glist pointer))
+(defun destroy-glist (glist element-type &optional temp-p)
+ (let ((destroy (if (functionp element-type)
+ element-type
+ (destroy-function element-type :temp temp-p))))
+ (loop
+ as element = glist then (glist-next element)
+ until (null-pointer-p element)
+ do (funcall destroy element)))
+ (glist-free glist))
-(defmethod alien-type ((type (eql 'glist)) &rest args)
- (declare (ignore type args))
- (alien-type 'pointer))
-
-(defmethod size-of ((type (eql 'glist)) &rest args)
- (declare (ignore type args))
- (size-of 'pointer))
-
-(defmethod to-alien-form (list (type (eql 'glist)) &rest args)
- (declare (ignore type))
- (destructuring-bind (element-type) args
- `(make-glist ',element-type ,list)))
-
-(defmethod to-alien-function ((type (eql 'glist)) &rest args)
+(define-type-method alien-type ((type glist))
(declare (ignore type))
- (destructuring-bind (element-type) args
- #'(lambda (list)
- (make-glist element-type list))))
+ (alien-type 'pointer))
-(defmethod from-alien-form (glist (type (eql 'glist)) &rest args)
- (declare (ignore type))
- (destructuring-bind (element-type) args
- `(let ((glist ,glist))
- (unwind-protect
- (map-glist 'list #'identity glist ',element-type)
- (glist-free glist)))))
+(define-type-method argument-type ((type glist))
+ 'list)
-(defmethod from-alien-function ((type (eql 'glist)) &rest args)
- (declare (ignore type))
- (destructuring-bind (element-type) args
- #'(lambda (glist)
- (unwind-protect
- (map-glist 'list #'identity glist element-type)
- (glist-free glist)))))
+(define-type-method return-type ((type glist))
+ 'list)
-(defmethod cleanup-form (glist (type (eql 'glist)) &rest args)
- (declare (ignore type args))
- `(glist-free ,glist))
+(define-type-method size-of ((type glist) &key inlined)
+ (assert-not-inlined type inlined)
+ (size-of 'pointer))
-(defmethod cleanup-function ((type (eql 'glist)) &rest args)
- (declare (ignore type args))
- #'glist-free)
+(define-type-method type-alignment ((type glist) &key inlined)
+ (assert-not-inlined type inlined)
+ (type-alignment 'pointer))
+
+(define-type-method alien-arg-wrapper ((type glist) var list style form &optional copy-in-p)
+ (destructuring-bind (element-type) (rest (type-expand-to 'glist type))
+ (cond
+ ((and (in-arg-p style) (not (out-arg-p style)))
+ `(with-pointer (,var (make-glist ',element-type ,list ,(not copy-in-p)))
+ (unwind-protect
+ ,form
+ ,(unless copy-in-p
+ `(destroy-glist ,var ',element-type t)))))
+ ((and (in-arg-p style) (out-arg-p style))
+ (let ((glist (make-symbol "GLIST")))
+ `(with-pointer (,glist (make-glist ',element-type ,list ,(not copy-in-p)))
+ (with-pointer (,var ,glist)
+ (unwind-protect
+ ,form
+ ,(unless copy-in-p
+ `(destroy-glist ,glist ',element-type t)))))))
+ ((and (out-arg-p style) (not (in-arg-p style)))
+ `(with-pointer (,var)
+ ,form)))))
+
+(define-type-method to-alien-form ((type glist) list &optional copy-p)
+ (declare (ignore copy-p))
+ (destructuring-bind (element-type) (rest (type-expand-to 'glist type))
+ `(make-glist ',element-type ,list)))
+(define-type-method to-alien-function ((type glist) &optional copy-p)
+ (destructuring-bind (element-type) (rest (type-expand-to 'glist type))
+ (values
+ #'(lambda (list)
+ (make-glist element-type list (not copy-p)))
+ (unless copy-p
+ #'(lambda (list glist)
+ (declare (ignore list))
+ (destroy-glist glist element-type t))))))
+
+(define-type-method from-alien-form ((type glist) form &key (ref :free))
+ (destructuring-bind (element-type) (rest (type-expand-to 'glist type))
+ `(let ((glist ,form))
+ (unwind-protect
+ (map-glist 'list #'identity glist ',element-type
+ ,(ecase ref (:free :get) ((:static :temp) :peek) (:copy :read)))
+ ,(when (eq ref :free)
+ `(destroy-glist glist ',element-type))))))
+
+(define-type-method from-alien-function ((type glist) &key (ref :free))
+ (destructuring-bind (element-type) (rest (type-expand-to 'glist type))
+ (ecase ref
+ (:free
+ #'(lambda (glist)
+ (prog1
+ (map-glist 'list #'identity glist element-type :get)
+ (glist-free glist))))
+ (:copy
+ #'(lambda (glist)
+ (map-glist 'list #'identity glist element-type :read)))
+ ((:static :temp)
+ #'(lambda (glist)
+ (map-glist 'list #'identity glist element-type :peek))))))
+
+(define-type-method writer-function ((type glist) &key temp inlined)
+ (assert-not-inlined type inlined)
+ (let ((element-type (second (type-expand-to 'glist type))))
+ #'(lambda (list location &optional (offset 0))
+ (setf
+ (ref-pointer location offset)
+ (make-glist element-type list temp)))))
+
+(define-type-method reader-function ((type glist) &key (ref :read) inlined)
+ (assert-not-inlined type inlined)
+ (let ((element-type (second (type-expand-to 'glist type))))
+ (ecase ref
+ ((:read :peek)
+ #'(lambda (location &optional (offset 0))
+ (unless (null-pointer-p (ref-pointer location offset))
+ (map-glist 'list #'identity (ref-pointer location offset) element-type ref))))
+ (:get
+ #'(lambda (location &optional (offset 0))
+ (unless (null-pointer-p (ref-pointer location offset))
+ (prog1
+ (map-glist 'list #'identity (ref-pointer location offset) element-type :get)
+ (glist-free (ref-pointer location offset))
+ (setf (ref-pointer location offset) (make-pointer 0)))))))))
+
+(define-type-method destroy-function ((type glist) &key temp inlined)
+ (assert-not-inlined type inlined)
+ (let ((element-type (second (type-expand-to 'glist type))))
+ #'(lambda (location &optional (offset 0))
+ (unless (null-pointer-p (ref-pointer location offset))
+ (destroy-glist (ref-pointer location offset) element-type temp)
+ (setf (ref-pointer location offset) (make-pointer 0))))))
+
+(define-type-method copy-function ((type glist) &key inlined)
+ (assert-not-inlined type inlined)
+ (destructuring-bind (element-type) (rest (type-expand-to 'glist type))
+ (let ((copy-element (copy-function element-type)))
+ #'(lambda (from to &optional (offset 0))
+ (unless (null-pointer-p (ref-pointer from offset))
+ (loop
+ as from-list = (ref-pointer from offset) then (glist-next from-list)
+ as to-list = (%glist-prepend nil) then (%glist-prepend to-list)
+ do (funcall copy-element from-list to-list)
+ while (glist-next from-list)
+ finally (setf (ref-pointer to offset) (%glist-reverse to-list))))))))
;;;; Single linked list (GSList)
-(deftype gslist (type) `(or (null (cons ,type list))))
+(deftype gslist (type) `(or null (cons ,type list)))
-(defbinding (%gslist-prepend-unsigned "g_slist_prepend") () pointer
+(defbinding (%gslist-prepend "g_slist_prepend") () pointer
(gslist pointer)
- (data unsigned))
+ (nil null))
-(defbinding (%gslist-prepend-signed "g_slist_prepend") () pointer
- (gslist pointer)
- (data signed))
+(defbinding (%gslist-append "g_slist_append") () pointer
+ (glist (or null pointer))
+ (nil null))
-(defbinding (%gslist-prepend-sap "g_slist_prepend") () pointer
- (gslist pointer)
- (data pointer))
-
-(defun make-gslist (type list)
- (let ((new-element (ecase (alien-type type)
- (system-area-pointer #'%gslist-prepend-sap)
- ((signed-byte c-call:short c-call:int c-call:long)
- #'%gslist-prepend-signed)
- ((unsigned-byte c-call:unsigned-short
- c-call:unsigned-int c-call:unsigned-long)
- #'%gslist-prepend-unsigned)))
- (to-alien (to-alien-function type)))
+
+(defun make-gslist (element-type list &optional temp-p)
+ (let ((writer (if (functionp element-type)
+ element-type
+ (writer-function element-type :temp temp-p))))
(loop
for element in (reverse list)
- as gslist = (funcall new-element (or gslist (make-pointer 0))
- (funcall to-alien element))
+ as gslist = (%gslist-prepend (make-pointer 0)) then (%gslist-prepend gslist)
+ do (funcall writer element gslist)
finally (return gslist))))
(defbinding (gslist-free "g_slist_free") () nil
(gslist pointer))
+(defun destroy-gslist (gslist element-type &optional temp-p)
+ (loop
+ with destroy = (destroy-function element-type :temp temp-p)
+ as element = gslist then (glist-next element)
+ until (null-pointer-p element)
+ do (funcall destroy element 0))
+ (gslist-free gslist))
-(defmethod alien-type ((type (eql 'gslist)) &rest args)
- (declare (ignore type args))
- (alien-type 'pointer))
-
-(defmethod size-of ((type (eql 'gslist)) &rest args)
- (declare (ignore type args))
- (size-of 'pointer))
-
-(defmethod to-alien-form (list (type (eql 'gslist)) &rest args)
- (declare (ignore type))
- (destructuring-bind (element-type) args
- `(make-sglist ',element-type ,list)))
-
-(defmethod to-alien-function ((type (eql 'gslist)) &rest args)
- (declare (ignore type))
- (destructuring-bind (element-type) args
- #'(lambda (list)
- (make-gslist element-type list))))
-
-(defmethod from-alien-form (gslist (type (eql 'gslist)) &rest args)
+(define-type-method alien-type ((type gslist))
(declare (ignore type))
- (destructuring-bind (element-type) args
- `(let ((gslist ,gslist))
- (unwind-protect
- (map-glist 'list #'identity gslist ',element-type)
- (gslist-free gslist)))))
-
-(defmethod from-alien-function ((type (eql 'gslist)) &rest args)
- (declare (ignore type))
- (destructuring-bind (element-type) args
- #'(lambda (gslist)
- (unwind-protect
- (map-glist 'list #'identity gslist element-type)
- (gslist-free gslist)))))
-
-(defmethod cleanup-form (list (type (eql 'gslist)) &rest args)
- (declare (ignore type args))
- `(gslist-free ,list))
-
-(defmethod cleanup-function ((type (eql 'gslist)) &rest args)
- (declare (ignore type args))
- #'gslist-free)
-
-
-
-;;; Vector
-
-(defun make-c-vector (type length &optional content location)
- (let* ((size-of-type (size-of type))
- (location (or location (allocate-memory (* size-of-type length))))
- (writer (writer-function type)))
- (loop
- for element across content
- for i from 0 below length
- as offset = 0 then (+ offset size-of-type)
- do (funcall writer element location offset))
- location))
-
-
-(defun map-c-vector (seqtype function location element-type length)
- (let ((reader (reader-function element-type))
- (size-of-element (size-of element-type)))
- (case seqtype
- ((nil)
- (loop
- for i from 0 below length
- as offset = 0 then (+ offset size-of-element)
- do (funcall function (funcall reader location offset))))
- (list
- (loop
- for i from 0 below length
- as offset = 0 then (+ offset size-of-element)
- collect (funcall function (funcall reader location offset))))
- (t
- (loop
- with sequence = (make-sequence seqtype length)
- for i from 0 below length
- as offset = 0 then (+ offset size-of-element)
- do (setf
- (elt sequence i)
- (funcall function (funcall reader location offset)))
- finally (return sequence))))))
+ (alien-type 'pointer))
+(define-type-method argument-type ((type gslist))
+ 'list)
-(defmethod alien-type ((type (eql 'vector)) &rest args)
- (declare (ignore type args))
- (alien-type 'pointer))
+(define-type-method return-type ((type gslist))
+ 'list)
-(defmethod size-of ((type (eql 'vector)) &rest args)
- (declare (ignore type args))
+(define-type-method size-of ((type gslist) &key inlined)
+ (assert-not-inlined type inlined)
(size-of 'pointer))
-(defmethod to-alien-form (vector (type (eql 'vector)) &rest args)
- (declare (ignore type))
- (destructuring-bind (element-type &optional (length '*)) args
- (if (eq length '*)
- `(let* ((vector ,vector)
- (location (sap+
- (allocate-memory (+ ,+size-of-int+
- (* ,(size-of element-type)
- (length vector))))
- ,+size-of-int+)))
- (make-c-vector ',element-type (length vector) vector location)
- (setf (sap-ref-32 location ,(- +size-of-int+)) (length vector))
- location)
- `(make-c-vector ',element-type ,length ,vector))))
-
-(defmethod from-alien-form (location (type (eql 'vector)) &rest args)
- (declare (ignore type))
- (destructuring-bind (element-type &optional (length '*)) args
- (if (eq length '*)
- (error "Can't use vector of variable size as return type")
- `(map-c-vector 'vector #'identity ',element-type ',length ,location))))
-
-(defmethod cleanup-form (location (type (eql 'vector)) &rest args)
- (declare (ignore type))
- (destructuring-bind (element-type &optional (length '*)) args
- `(let* ((location ,location)
- (length ,(if (eq length '*)
- `(sap-ref-32 location ,(- +size-of-int+))
- length)))
- (loop
- with destroy = (destroy-function ',element-type)
- for i from 0 below length
- as offset = 0 then (+ offset ,(size-of element-type))
- do (funcall destroy location offset))
- (deallocate-memory ,(if (eq length '*)
- `(sap+ location ,(- +size-of-int+))
- 'location)))))
+(define-type-method type-alignment ((type gslist) &key inlined)
+ (assert-not-inlined type inlined)
+ (type-alignment 'pointer))
+
+(define-type-method alien-arg-wrapper ((type gslist) var list style form &optional copy-in-p)
+ (destructuring-bind (element-type) (rest (type-expand-to 'gslist type))
+ (cond
+ ((and (in-arg-p style) (not (out-arg-p style)))
+ `(with-pointer (,var (make-gslist ',element-type ,list ,(not copy-in-p)))
+ (unwind-protect
+ ,form
+ ,(unless copy-in-p
+ `(destroy-gslist ,var ',element-type t)))))
+ ((and (in-arg-p style) (out-arg-p style))
+ (let ((gslist (make-symbol "GSLIST")))
+ `(with-pointer (,gslist (make-gslist ',element-type ,list ,(not copy-in-p)))
+ (with-pointer (,var ,gslist)
+ (unwind-protect
+ ,form
+ ,(unless copy-in-p
+ `(destroy-gslist ,gslist ',element-type t)))))))
+ ((and (out-arg-p style) (not (in-arg-p style)))
+ `(with-pointer (,var)
+ ,form)))))
+
+(define-type-method to-alien-form ((type gslist) list &optional copy-p)
+ (declare (ignore copy-p))
+ (destructuring-bind (element-type) (rest (type-expand-to 'gslist type))
+ `(make-gslist ',element-type ,list)))
+
+(define-type-method to-alien-function ((type gslist) &optional copy-p)
+ (destructuring-bind (element-type) (rest (type-expand-to 'gslist type))
+ (values
+ #'(lambda (list)
+ (make-gslist element-type list (not copy-p)))
+ (unless copy-p
+ #'(lambda (list gslist)
+ (declare (ignore list))
+ (destroy-gslist gslist element-type t))))))
+
+(define-type-method from-alien-form ((type gslist) form &key (ref :free))
+ (destructuring-bind (element-type) (rest (type-expand-to 'gslist type))
+ `(let ((gslist ,form))
+ (unwind-protect
+ (map-glist 'list #'identity gslist ',element-type
+ ,(ecase ref (:free :get) ((:static :temp) :peek) (:copy :read)))
+ ,(when (eq ref :free)
+ `(destroy-gslist gslist ',element-type))))))
+
+(define-type-method from-alien-function ((type gslist) &key (ref :free))
+ (destructuring-bind (element-type) (rest (type-expand-to 'gslist type))
+ (ecase ref
+ (:free
+ #'(lambda (glist)
+ (prog1
+ (map-glist 'list #'identity glist element-type :get)
+ (gslist-free glist))))
+ (:copy
+ #'(lambda (glist)
+ (map-glist 'list #'identity glist element-type :read)))
+ ((:static :temp)
+ #'(lambda (glist)
+ (map-glist 'list #'identity glist element-type :peek))))))
+
+(define-type-method writer-function ((type gslist) &key temp inlined)
+ (assert-not-inlined type inlined)
+ (destructuring-bind (element-type) (rest (type-expand-to 'gslist type))
+ (let ((element-writer (writer-function element-type :temp temp)))
+ #'(lambda (list location &optional (offset 0))
+ (setf
+ (ref-pointer location offset)
+ (make-gslist element-writer list))))))
+
+(define-type-method reader-function ((type gslist) &key (ref :read) inlined)
+ (assert-not-inlined type inlined)
+ (let ((element-type (second (type-expand-to 'gslist type))))
+ (ecase ref
+ ((:read :peek)
+ #'(lambda (location &optional (offset 0))
+ (unless (null-pointer-p (ref-pointer location offset))
+ (map-glist 'list #'identity (ref-pointer location offset) element-type ref))))
+ (:get
+ #'(lambda (location &optional (offset 0))
+ (unless (null-pointer-p (ref-pointer location offset))
+ (prog1
+ (map-glist 'list #'identity (ref-pointer location offset) element-type :get)
+ (gslist-free (ref-pointer location offset))
+ (setf (ref-pointer location offset) (make-pointer 0)))))))))
+
+(define-type-method destroy-function ((type gslist) &key temp inlined)
+ (assert-not-inlined type inlined)
+ (let ((element-type (second (type-expand-to 'gslist type))))
+ #'(lambda (location &optional (offset 0))
+ (unless (null-pointer-p (ref-pointer location offset))
+ (destroy-gslist (ref-pointer location offset) element-type temp)
+ (setf (ref-pointer location offset) (make-pointer 0))))))
+
+(define-type-method copy-function ((type gslist) &key inlined)
+ (assert-not-inlined type inlined)
+ (destructuring-bind (element-type) (rest (type-expand-to 'gslist type))
+ (let ((copy-element (copy-function element-type)))
+ #'(lambda (from to &optional (offset 0))
+ (unless (null-pointer-p (ref-pointer from offset))
+ (loop
+ as from-list = (ref-pointer from offset)
+ then (glist-next from-list)
+ as to-list = (setf (ref-pointer to offset) (%gslist-append nil))
+ then (%gslist-append to-list)
+ do (funcall copy-element from-list to-list)
+ while (glist-next from-list)))))))
~mdw / clg / blobdiff