X-Git-Url: http://git.kpe.io/?p=clsql.git;a=blobdiff_plain;f=sql%2Fkmr-mop.lisp;fp=sql%2Fkmr-mop.lisp;h=32cc35db0965b93b9f8d0a00c2d92d643adb0cce;hp=0000000000000000000000000000000000000000;hb=7f0e4a65d1b425f2fa58fc7cce8296c1a6c52c2f;hpb=39d3fefaebf35a19a211d1ab6552d7ff54faccd2

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+;;;; -*- Mode: Lisp; Syntax: ANSI-Common-Lisp; Base: 10 -*-
+;;;; *************************************************************************
+;;;; FILE IDENTIFICATION
+;;;;
+;;;; Name:          kmr-mop.lisp
+;;;; Purpose:       MOP support for multiple-implementions
+;;;; Programmer:    Kevin M. Rosenberg
+;;;; Date Started:  Apr 2003
+;;;;
+;;;; $Id: mop.lisp 8573 2004-01-29 23:30:50Z kevin $
+;;;;
+;;;; This file was extracted from the KMRCL utilities
+;;;; *************************************************************************
+
+;;; This file imports MOP symbols into the USQL-MOP package and then
+;;; re-exports into CLSQL-USQL-SYS them to hide differences in
+;;; MOP implementations.
+
+(in-package #:clsql-usql-sys)
+
+#+lispworks
+(defun intern-eql-specializer (slot)
+  `(eql ,slot))
+
+(defmacro process-class-option (metaclass slot-name &optional required)
+  #+lispworks
+  `(defmethod clos:process-a-class-option ((class ,metaclass)
+					   (name (eql ,slot-name))
+					   value)
+    (when (and ,required (null value))
+      (error "metaclass ~A class slot ~A must have a value" (quote ,metaclass) name))
+    (list name `',value))
+  #-lispworks
+    (declare (ignore metaclass slot-name required))
+    )
+
+(defmacro process-slot-option (metaclass slot-name)
+  #+lispworks
+  `(defmethod clos:process-a-slot-option ((class ,metaclass)
+					  (option (eql ,slot-name))
+					  value
+					  already-processed-options
+					  slot)
+    (list* option `',value already-processed-options))
+  #-lispworks
+  (declare (ignore metaclass slot-name))
+  )
+