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;;;; -*- Mode: LISP; Syntax: ANSI-Common-Lisp; Base: 10 -*-
;;;; *************************************************************************
;;;; FILE IDENTIFICATION
;;;;
;;;; Name: mysql-client-info.lisp
;;;; Purpose: Check mysql client version
;;;; Programmer: Kevin M. Rosenberg
;;;; Date Started: April 2004
;;;;
;;;; This file, part of CLSQL, is Copyright (c) 2004 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
;;;; (http://opensource.franz.com/preamble.html), also known as the LLGPL.
;;;; *************************************************************************
(in-package #:mysql)
(declaim (inline mysql-get-client-info))
(defvar *mysql-client-info* nil)
(eval-when (:compile-toplevel :load-toplevel :execute)
(uffi:def-function ("mysql_get_client_info" mysql-get-client-info)
()
:module "mysql"
:returning :cstring)
(setf *mysql-client-info* (uffi:convert-from-cstring (mysql-get-client-info)))
(when (and (stringp *mysql-client-info*)
(plusp (length *mysql-client-info*)))
(cond
((eql (schar *mysql-client-info* 0) #\3)
(pushnew :mysql-client-v3 cl:*features*))
((eql (schar *mysql-client-info* 0) #\4)
(pushnew :mysql-client-v4 cl:*features*)
(when (and (>= (length *mysql-client-info*) 3)
(string-equal "4.1" *mysql-client-info* :end2 3))
(pushnew :mysql-client-v4.1 cl:*features*)))
((eql (schar *mysql-client-info* 0) #\5)
(pushnew :mysql-client-v5 cl:*features*)
(when (and (>= (length *mysql-client-info*) 3)
(string-equal "5.1" *mysql-client-info* :end2 3))
(pushnew :mysql-client-v5.1 cl:*features*)))
((eql (schar *mysql-client-info* 0) #\6)
(pushnew :mysql-client-v6 cl:*features*))
(t
(error "Unknown mysql client version '~A'." *mysql-client-info*)))))
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