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- ;;; installed-scm-file
-
- ;;;; Copyright (C) 2001 Free Software Foundation, Inc.
- ;;;;
- ;;;; This program is free software; you can redistribute it and/or modify
- ;;;; it under the terms of the GNU General Public License as published by
- ;;;; the Free Software Foundation; either version 2, or (at your option)
- ;;;; any later version.
- ;;;;
- ;;;; This program 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 this software; see the file COPYING. If not, write to
- ;;;; the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
- ;;;; Boston, MA 02111-1307 USA
- ;;;;
- ;;;; As a special exception, the Free Software Foundation gives permission
- ;;;; for additional uses of the text contained in its release of GUILE.
- ;;;;
- ;;;; The exception is that, if you link the GUILE library with other files
- ;;;; to produce an executable, this does not by itself cause the
- ;;;; resulting executable to be covered by the GNU General Public License.
- ;;;; Your use of that executable is in no way restricted on account of
- ;;;; linking the GUILE library code into it.
- ;;;;
- ;;;; This exception does not however invalidate any other reasons why
- ;;;; the executable file might be covered by the GNU General Public License.
- ;;;;
- ;;;; This exception applies only to the code released by the
- ;;;; Free Software Foundation under the name GUILE. If you copy
- ;;;; code from other Free Software Foundation releases into a copy of
- ;;;; GUILE, as the General Public License permits, the exception does
- ;;;; not apply to the code that you add in this way. To avoid misleading
- ;;;; anyone as to the status of such modified files, you must delete
- ;;;; this exception notice from them.
- ;;;;
- ;;;; If you write modifications of your own for GUILE, it is your choice
- ;;;; whether to permit this exception to apply to your modifications.
- ;;;; If you do not wish that, delete this exception notice.
- ;;;;
-
-
- (define-module (oop goops old-define-method)
- :use-module (oop goops)
- :export (define-method)
- :no-backtrace
- )
-
- (define define-method
- (procedure->memoizing-macro
- (lambda (exp env)
- (let ((name (cadr exp)))
- (if (and (pair? name)
- (eq? (car name) 'setter)
- (pair? (cdr name))
- (symbol? (cadr name))
- (null? (cddr name)))
- (let ((name (cadr name)))
- (cond ((not (symbol? name))
- (goops-error "bad method name: ~S" name))
- ((defined? name env)
- `(begin
- ;; *fixme* Temporary hack for the current module system
- (if (not ,name)
- (define-accessor ,name))
- (add-method! (setter ,name) (method ,@(cddr exp)))))
- (else
- `(begin
- (define-accessor ,name)
- (add-method! (setter ,name) (method ,@(cddr exp)))))))
- (cond ((not (symbol? name))
- (goops-error "bad method name: ~S" name))
- ((defined? name env)
- `(begin
- ;; *fixme* Temporary hack for the current module system
- (if (not ,name)
- (define-generic ,name))
- (add-method! ,name (method ,@(cddr exp)))))
- (else
- `(begin
- (define-generic ,name)
- (add-method! ,name (method ,@(cddr exp)))))))))))
-