X-Git-Url: http://git.kpe.io/?p=clsql.git;a=blobdiff_plain;f=db-mysql%2Fmysql-loader.lisp;h=afea3e5415359a5dd155b1ff1a86c95c0335d050;hp=0ec9c03c2f74e592575605f6ececc8e776bfa609;hb=79d8426bb78f25255a2cb2550ed2d41174b35b53;hpb=868b0433b0430c362da1d5fd1d7cba63757d07e1

diff --git a/db-mysql/mysql-loader.lisp b/db-mysql/mysql-loader.lisp
index 0ec9c03..afea3e5 100644
--- a/db-mysql/mysql-loader.lisp
+++ b/db-mysql/mysql-loader.lisp
@@ -7,9 +7,7 @@
 ;;;; Author:   Kevin M. Rosenberg
 ;;;; Created:  Feb 2002
 ;;;;
-;;;; $Id$
-;;;;
-;;;; This file, part of CLSQL, is Copyright (c) 2002-2004 by Kevin M. Rosenberg
+;;;; This file, part of CLSQL, is Copyright (c) 2002-2010 by Kevin M. Rosenberg
 ;;;;
 ;;;; CLSQL users are granted the rights to distribute and use this software
 ;;;; as governed by the terms of the Lisp Lesser GNU Public License
@@ -18,9 +16,10 @@
 
 (in-package #:mysql)
 
+;; searches clsql_mysql64 to accomodate both 32-bit and 64-bit libraries on same system
 (defparameter *clsql-mysql-library-candidate-names*
-  (list #+(or 64bit x86-64) "clsql_mysql64"
-        "clsql_mysql"))
+  `(,@(when (> most-positive-fixnum (expt 2 32)) (list "clsql_mysql64"))
+    "clsql_mysql"))
 
 (defvar *mysql-library-candidate-names*
   '("libmysqlclient" "libmysql"))
@@ -37,16 +36,16 @@ set to the right path before compiling or loading the system.")
   *mysql-library-loaded*)
 
 (defmethod clsql-sys:database-type-load-foreign ((database-type (eql :mysql)))
-  (clsql:push-library-path
-   (make-pathname :directory clsql-mysql-system::*library-file-dir*))
-  (clsql-uffi:find-and-load-foreign-library *mysql-library-candidate-names*
-                                            :module "mysql"
-                                            :supporting-libraries *mysql-supporting-libraries*)
-  (clsql-uffi:find-and-load-foreign-library *clsql-mysql-library-candidate-names*
-                                            :module "clsql-mysql"
-                                            :supporting-libraries *mysql-supporting-libraries*)
-  (setq *mysql-library-loaded* t))
+  (unless *mysql-library-loaded*
+    (clsql:push-library-path clsql-mysql-system::*library-file-dir*)
 
+    (clsql-uffi:find-and-load-foreign-library *mysql-library-candidate-names*
+                                              :module "mysql"
+                                              :supporting-libraries *mysql-supporting-libraries*)
 
-(clsql-sys:database-type-load-foreign :mysql)
+    (clsql-uffi:find-and-load-foreign-library *clsql-mysql-library-candidate-names*
+                                              :module "clsql-mysql"
+                                              :supporting-libraries *mysql-supporting-libraries*)
+    (setq *mysql-library-loaded* t)))
 
+(clsql-sys:database-type-load-foreign :mysql)