X-Git-Url: http://git.kpe.io/?a=blobdiff_plain;f=src%2Flibraries.cl;h=ac04d9365a16a5a57ac9ec296e3fe055f7b0de6c;hb=01a6946b2543ade1bfd5672ca92827da7e56bf85;hp=b9bc2a53759983d323c425b0e1ad756526e4c50f;hpb=e9427febae05e5563f723f72487fc11365033d8d;p=uffi.git

diff --git a/src/libraries.cl b/src/libraries.cl
index b9bc2a5..ac04d93 100644
--- a/src/libraries.cl
+++ b/src/libraries.cl
@@ -7,24 +7,13 @@
 ;;;; Programmer:    Kevin M. Rosenberg
 ;;;; Date Started:  Feb 2002
 ;;;;
-;;;; Copyright (c) 2002 Kevin M. Rosenberg
+;;;; $Id: libraries.cl,v 1.5 2002/03/21 04:05:15 kevin Exp $
 ;;;;
-;;;; $Id: libraries.cl,v 1.2 2002/03/10 20:01:55 kevin Exp $
+;;;; This file, part of UFFI, is Copyright (c) 2002 by Kevin M. Rosenberg
 ;;;;
-;;;; This file is part of the UFFI. 
-;;;;
-;;;; UFFI is free software; you can redistribute it and/or modify
-;;;; it under the terms of the GNU General Public License (version 2) as
-;;;; published by the Free Software Foundation.
-;;;;
-;;;; UFFI 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 General Public License for more details.
-;;;;
-;;;; You should have received a copy of the GNU General Public License
-;;;; along with UFFI; if not, write to the Free Software
-;;;; Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+;;;; 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)))
@@ -33,13 +22,18 @@
 (defvar *loaded-libraries* nil
   "List of foreign libraries loaded. Used to prevent reloading a library")
 
-(defun load-foreign-library (filename &key module supporting-libraries)
+(defun load-foreign-library (filename &key module supporting-libraries
+					   force-load)
   #+allegro (declare (ignore module supporting-libraries))
   #+lispworks  (declare (ignore supporting-libraries))
   #+cmu (declare (ignore module))
   
   (when (and filename (probe-file filename))
-    (if (find filename *loaded-libraries* :test #'string-equal)
+    (if (pathnamep filename)    ;; ensure filename is a string to check if
+	(setq filename (namestring filename)))  ; already loaded
+
+    (if (and (not force-load)
+	     (find filename *loaded-libraries* :test #'string-equal))
 	t ;; return T, but don't reload library
       (progn
 	#+cmu (alien:load-foreign filename 
@@ -51,7 +45,8 @@
 					 :real-name filename)
 	#+allegro (load filename)
 	
-	(push filename *loaded-libraries*))))
+	(push filename *loaded-libraries*)
+	t)))
   )
 
 (defun convert-supporting-libraries-to-string (libs)