--- /dev/null
+;;;; -*- Mode: Lisp; Syntax: ANSI-Common-Lisp; Base: 10; Package: UFFI -*-
+;;;; *************************************************************************
+;;;; FILE IDENTIFICATION
+;;;;
+;;;; Name: function.cl
+;;;; Purpose: UFFI source to C function defintions
+;;;; Programmers: Kevin M. Rosenberg and John DeSoi
+;;;; Date Started: Feb 2002
+;;;;
+;;;; $Id: functions.cl,v 1.1 2002/08/02 14:39:12 kevin Exp $
+;;;;
+;;;; This file, part of UFFI, is Copyright (c) 2002 by Kevin M. Rosenberg
+;;;; and John DeSoi
+;;;;
+;;;; 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.
+;;;; *************************************************************************
+
+(declaim (optimize (debug 3) (speed 3) (safety 1) (compilation-speed 0)))
+(in-package :uffi)
+
+(defun process-function-args (args)
+ (if (null args)
+ #+lispworks nil
+ #+allegro '(:void)
+ #+cmu nil
+ #+mcl nil
+ (let (processed)
+ (dolist (arg args)
+ (push (process-one-function-arg arg) processed))
+ (nreverse processed))))
+
+(defun process-one-function-arg (arg)
+ (let ((name (car arg))
+ (type (convert-from-uffi-type (cadr arg) :routine)))
+ (if (and (listp type) (listp (car type)))
+ (append (list name) type)
+ (list name type))
+ ))
+
+(defun allegro-convert-return-type (type)
+ (if (and (listp type) (not (listp (car type))))
+ (list type)
+ type))
+
+;; 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)
+ (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))))
+ `(eval-when (:compile-toplevel :load-toplevel :execute)
+ (ccl:define-entry-point (,lisp-name ,foreign-name)
+ ,function-args
+ ,result-type))))
+
+
+(defun make-lisp-name (name)
+ (let ((converted (substitute #\- #\_ name)))
+ (intern
+ #+case-sensitive converted
+ #-case-sensitive (string-upcase converted))))
+
+