;;;; Programmer: Kevin M. Rosenberg
;;;; Date Started: Feb 2002
;;;;
-;;;; $Id: functions.lisp,v 1.8 2003/06/06 21:59:18 kevin Exp $
+;;;; This file, part of UFFI, is Copyright (c) 2002-2010 by Kevin M. Rosenberg
;;;;
-;;;; This file, part of UFFI, is Copyright (c) 2002 by Kevin M. Rosenberg
-;;;;
-;;;; UFFI users are granted the rights to distribute and use this software
-;;;; as governed by the terms of the Lisp Lesser GNU Public License
-;;;; (http://opensource.franz.com/preamble.html), also known as the LLGPL.
;;;; *************************************************************************
(in-package #:uffi)
(defun process-function-args (args)
(if (null args)
- #+(or lispworks cmu sbcl scl cormanlisp (and mcl (not openmcl))) nil
+ #+(or lispworks cmu sbcl scl cormanlisp digitool) nil
#+allegro '(:void)
#+openmcl (values nil nil)
;; args not null
- #+(or lispworks allegro cmu sbcl scl (and mcl (not openmcl)) cormanlisp)
+ #+(or lispworks allegro cmu sbcl scl digitool cormanlisp)
(let (processed)
- (dolist (arg args)
- (push (process-one-function-arg arg) processed))
- (nreverse processed))
+ (dolist (arg args)
+ (push (process-one-function-arg arg) processed))
+ (nreverse processed))
#+openmcl
(let ((processed nil)
- (params nil))
- (dolist (arg args)
- (let ((name (car arg))
- (type (convert-from-uffi-type (cadr arg) :routine)))
- ;;(when (and (listp type) (eq (car type) :address))
- ;;(setf type :address))
- (push name params)
- (push type processed)
- (push name processed)))
- (values (nreverse params) (nreverse processed)))
+ (params nil))
+ (dolist (arg args)
+ (let ((name (car arg))
+ (type (convert-from-uffi-type (cadr arg) :routine)))
+ ;;(when (and (listp type) (eq (car type) :address))
+ ;;(setf type :address))
+ (push name params)
+ (push type processed)
+ (push name processed)))
+ (values (nreverse params) (nreverse processed)))
))
(defun process-one-function-arg (arg)
(let ((name (car arg))
- (type (convert-from-uffi-type (cadr arg) :routine)))
+ (type (convert-from-uffi-type (cadr arg) :routine)))
#+(or cmu sbcl scl)
- (list name type :in)
- #+(or allegro lispworks (and mcl (not openmcl)))
+ ;(list name type :in)
+ `(,name ,type ,@(if (= (length arg) 3) (list (third arg)) (values)))
+ #+(or allegro lispworks digitool)
(if (and (listp type) (listp (car type)))
- (append (list name) type)
+ (append (list name) type)
(list name type))
#+openmcl
(declare (ignore name type))
- ))
+ ))
(defun allegro-convert-return-type (type)
(list type)
type))
+(defun funcallable-lambda-list (args)
+ (let ((ll nil))
+ (dolist (arg args)
+ (push (car arg) ll))
+ (nreverse ll)))
+
+#|
+(defmacro def-funcallable (name args &key returning)
+ (let ((result-type (convert-from-uffi-type returning :return))
+ (function-args (process-function-args args)))
+ #+lispworks
+ `(fli:define-foreign-funcallable ,name ,function-args
+ :result-type ,result-type
+ :language :ansi-c
+ :calling-convention :cdecl)
+ #+(or cmu scl sbcl)
+ ;; requires the type of the function pointer be declared correctly!
+ (let* ((ptrsym (gensym))
+ (ll (funcallable-lambda-list args)))
+ `(defun ,name ,(cons ptrsym ll)
+ (alien::alien-funcall ,ptrsym ,@ll)))
+ #+openmcl
+ (multiple-value-bind (params args) (process-function-args args)
+ (let ((ptrsym (gensym)))
+ `(defun ,name ,(cons ptrsym params)
+ (ccl::ff-call ,ptrsym ,@args ,result-type))))
+ #+allegro
+ ;; this is most definitely wrong
+ (let* ((ptrsym (gensym))
+ (ll (funcallable-lambda-list args)))
+ `(defun ,name ,(cons ptrsym ll)
+ (system::ff-funcall ,ptrsym ,@ll)))
+ ))
+|#
+
+(defun convert-lispworks-args (args)
+ (loop for arg in args
+ with processed = nil
+ do
+ (if (and (= (length arg) 3) (eq (third arg) :out))
+ (push (list (first arg)
+ (list :reference-return (second arg))) processed)
+ (push (subseq arg 0 2) processed))
+ finally (return (nreverse processed))))
+
+(defun preprocess-names (names)
+ (let ((fname (gensym)))
+ (if (atom names)
+ (values (list names fname) fname (uffi::make-lisp-name names))
+ (values (list (first names) fname) fname (second names)))))
+
+(defun preprocess-args (args)
+ (loop for arg in args
+ with lisp-args = nil and out = nil and processed = nil
+ do
+ (if (= (length arg) 3)
+ (ecase (third arg)
+ (:in
+ (progn
+ (push (first arg) lisp-args)
+ (push (list (first arg) (second arg)) processed)))
+ (:out
+ (progn
+ (push (list (first arg) (second arg)) out)
+ (push (list (first arg) (list '* (second arg))) processed))))
+ (progn
+ (push (first arg) lisp-args)
+ (push arg processed)))
+ finally (return (values (nreverse lisp-args)
+ (nreverse out)
+ (nreverse processed)))))
+
+
+(defmacro def-function (names args &key module returning)
+ (multiple-value-bind (lisp-args out processed)
+ (preprocess-args args)
+ (declare (ignorable lisp-args processed))
+ (if (= (length out) 0)
+ `(%def-function ,names ,args
+ ,@(if module (list :module module) (values))
+ ,@(if returning (list :returning returning) (values)))
+
+ #+(or cmu scl sbcl)
+ `(%def-function ,names ,args
+ ,@(if returning (list :returning returning) (values)))
+ #+(or lispworks5 lispworks6)
+ (multiple-value-bind (name-pair fname lisp-name)
+ (preprocess-names names)
+ `(progn
+ (%def-function ,name-pair ,(convert-lispworks-args args)
+ ,@(if module (list :module module) (values))
+ ,@(if returning (list :returning returning) (values)))
+ (defun ,lisp-name ,lisp-args
+ (,fname ,@(mapcar
+ #'(lambda (arg)
+ (cond ((member (first arg) lisp-args)
+ (first arg))
+ ((member (first arg) out :key #'first)
+ t)))
+ args)))))
+ #+(and lispworks (not lispworks5) (not lispworks 6))
+ `(%def-function ,names ,(convert-lispworks-args args)
+ ,@(if module (list :module module) (values))
+ ,@(if returning (list :returning returning) (values)))
+ #-(or cmu scl sbcl lispworks)
+ (multiple-value-bind (name-pair fname lisp-name)
+ (preprocess-names names)
+ `(progn
+ (%def-function ,name-pair ,processed
+ :module ,module :returning ,returning)
+ ;(declaim (inline ,fname))
+ (defun ,lisp-name ,lisp-args
+ (with-foreign-objects ,out
+ (values (,fname ,@(mapcar #'first args))
+ ,@(mapcar #'(lambda (arg)
+ (list 'deref-pointer
+ (first arg)
+ (second arg))) out))))))
+ )))
+
+
;; name is either a string representing foreign name, or a list
;; of foreign-name as a string and lisp name as a symbol
-(defmacro def-function (names args &key module returning)
- #+(or cmu sbcl scl allegro mcl cormanlisp) (declare (ignore module))
-
- (let* ((result-type (convert-from-uffi-type returning :return))
- (function-args (process-function-args args))
- (foreign-name (if (atom names) names (car names)))
- (lisp-name (if (atom names) (make-lisp-name names) (cadr names))))
+(defmacro %def-function (names args &key module returning)
+ #+(or cmu sbcl scl allegro openmcl digitool cormanlisp) (declare (ignore module))
+ (let* ((result-type (convert-from-uffi-type returning :return))
+ (function-args (process-function-args args))
+ (foreign-name (if (atom names) names (car names)))
+ (lisp-name (if (atom names) (make-lisp-name names) (cadr names))))
;; todo: calling-convention :stdcall for cormanlisp
#+allegro
`(ff:def-foreign-call (,lisp-name ,foreign-name)
- ,function-args
+ ,function-args
:returning ,(allegro-convert-return-type result-type)
:call-direct t
:strings-convert nil)
#+(or cmu scl)
`(alien:def-alien-routine (,foreign-name ,lisp-name)
- ,result-type
+ ,result-type
,@function-args)
#+sbcl
`(sb-alien:define-alien-routine (,foreign-name ,lisp-name)
- ,result-type
+ ,result-type
,@function-args)
#+lispworks
`(fli:define-foreign-function (,lisp-name ,foreign-name :source)
- ,function-args
+ ,function-args
,@(if module (list :module module) (values))
:result-type ,result-type
:language :ansi-c
- :calling-convention :cdecl)
- #+(and mcl (not openmcl))
+ #+:mswindows :calling-convention #+:mswindows :cdecl)
+ #+digitool
`(eval-when (:compile-toplevel :load-toplevel :execute)
(ccl:define-entry-point (,lisp-name ,foreign-name)
,function-args
))
-(defun make-lisp-name (name)
- (let ((converted (substitute #\- #\_ name)))
- (intern
- #+case-sensitive converted
- #-case-sensitive (string-upcase converted))))
projects / uffi.git / blobdiff