;;;; -*- Mode: Lisp; Syntax: ANSI-Common-Lisp; Base: 10 -*-
;;;; *************************************************************************
;;;; FILE IDENTIFICATION
;;;;
;;;; Name:          mop.lisp
;;;; Purpose:       Imports standard MOP symbols into KMRCL
;;;; Programmer:    Kevin M. Rosenberg
;;;; Date Started:  Apr 2003
;;;;
;;;; $Id: mop.lisp,v 1.8 2003/04/29 05:54:24 kevin Exp $
;;;;
;;;; This file, part of KMRCL, is Copyright (c) 2002 by Kevin M. Rosenberg
;;;;
;;;; KMRCL 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.
;;;; *************************************************************************

;;; This file imports MOP symbols into KMR-MOP packages and then
;;; re-exports them to hide differences in MOP implementations.

(in-package #:cl-user)

#+sbcl
(eval-when (:compile-toplevel :load-toplevel :execute)
  (if (find-package 'sb-mop)
      (pushnew :kmr-sbcl-mop cl:*features*)
      (pushnew :kmr-sbcl-pcl cl:*features*)))

#+cmu
(eval-when (:compile-toplevel :load-toplevel :execute)
  (if (find-package 'mop)
      (pushnew :kmr-cmucl-mop cl:*features*)
      (pushnew :kmr-cmucl-pcl cl:*features*)))

(defpackage #:kmr-mop
  (:use
   #:cl
   #:kmrcl
   #+kmr-sbcl-mop #:sb-mop
   #+kmr-cmucl-mop #:mop
   #+allegro #:mop
   #+lispworks #:clos
   #+scl #:clos))

(in-package #:kmr-mop)

(eval-when (:compile-toplevel :load-toplevel :execute)
  (shadowing-import
   #+allegro
   '(class-of class-name class-slots find-class mop::standard-class
     mop::slot-definition-name mop:finalize-inheritance
     mop::standard-direct-slot-definition mop::standard-effective-slot-definition
     mop::validate-superclass mop:direct-slot-definition-class
     mop:compute-effective-slot-definition
     excl::compute-effective-slot-definition-initargs
     mop::slot-value-using-class
     mop:class-prototype mop:generic-function-method-class mop:intern-eql-specializer
     mop:make-method-lambda mop:generic-function-lambda-list
     mop::compute-slots
     ;; note: make-method-lambda is not fbound
     )
   #+lispworks
   '(class-of class-name class-slots find-class
     clos::standard-class
     clos:slot-definition-name clos::finalize-inheritance
     clos::standard-direct-slot-definition
     clos::standard-effective-slot-definition clos::validate-superclass
     clos::direct-slot-definition-class clos::compute-effective-slot-definition
     clos::compute-effective-slot-definition-initargs
     clos::slot-value-using-class
     clos:class-prototype clos:generic-function-method-class clos:intern-eql-specializer
     clos:make-method-lambda clos:generic-function-lambda-list
     clos::compute-slots)
   #+sbcl
   '(sb-pcl:class-of sb-pcl:class-name sb-pcl:class-slots sb-pcl:find-class
     sb-pcl::standard-class
     sb-pcl:slot-definition-name sb-pcl::finalize-inheritance
     sb-pcl::standard-direct-slot-definition
     sb-pcl::standard-effective-slot-definition sb-pcl::validate-superclass
     sb-pcl::direct-slot-definition-class sb-pcl::compute-effective-slot-definition
     sb-pcl::compute-effective-slot-definition-initargs
     sb-pcl::slot-value-using-class
     sb-pcl:class-prototype sb-pcl:generic-function-method-class sb-pcl:intern-eql-specializer
     sb-pcl:make-method-lambda sb-pcl:generic-function-lambda-list
     sb-pcl::compute-slots)
   #+cmu
   '(pcl:class-of  pcl:class-name pcl:class-slots pcl:find-class pcl::standard-class
     pcl::slot-definition-name pcl:finalize-inheritance
     pcl::standard-direct-slot-definition pcl::standard-effective-slot-definition
     pcl::validate-superclass pcl:direct-slot-definition-class
     pcl:compute-effective-slot-definition
     pcl::compute-effective-slot-definition-initargs
     pcl::slot-value-using-class
     pcl:class-prototype pcl:generic-function-method-class pcl:intern-eql-specializer
     pcl:make-method-lambda pcl:generic-function-lambda-list
     pcl::compute-slots)
   #+scl
   '(class-of class-name class-slots find-class clos::standard-class
     clos::slot-definition-name clos:finalize-inheritance
     clos::standard-direct-slot-definition clos::standard-effective-slot-definition
     clos::validate-superclass clos:direct-slot-definition-class
     clos:compute-effective-slot-definition
     clos::compute-effective-slot-definition-initargs
     clos::slot-value-using-class
     clos:class-prototype clos:generic-function-method-class clos:intern-eql-specializer
     clos:make-method-lambda clos:generic-function-lambda-list
     clos::compute-slots
     ;; note: make-method-lambda is not fbound
     ))
  
  (export '(class-of class-name class-slots find-class
	    standard-class
	    slot-definition-name finalize-inheritance
	    standard-direct-slot-definition
	    standard-effective-slot-definition validate-superclass
	    direct-slot-definition-class compute-effective-slot-definition
	    compute-effective-slot-definition-initargs
	    slot-value-using-class
	    class-prototype generic-function-method-class intern-eql-specializer
	    make-method-lambda generic-function-lambda-list
	    compute-slots))
  
  #+sbcl
  (if (find-package 'sb-mop)
      (setq cl:*features* (delete :kmr-sbcl-mop cl:*features*))
      (setq cl:*features* (delete :kmr-sbcl-pcl cl:*features*)))
  
  #+cmu
  (if (find-package 'mop)
      (setq cl:*features* (delete :kmr-cmucl-mop cl:*features*))
      (setq cl:*features* (delete :kmr-cmucl-pcl cl:*features*)))
  
  (when (>= (length (generic-function-lambda-list
		     (ensure-generic-function
		      'compute-effective-slot-definition)))
	    3)
    (pushnew :kmr-normal-cesd cl:*features*))
  
  (when (>= (length (generic-function-lambda-list
		     (ensure-generic-function
		      'direct-slot-definition-class)))
	    3)
    (pushnew :kmr-normal-dsdc cl:*features*))

  )  ;; eval-when