1 ;;; syntax-case.scm --- R6RS support for `syntax-case' macros
3 ;; Copyright (C) 2010 Free Software Foundation, Inc.
5 ;; This library is free software; you can redistribute it and/or
6 ;; modify it under the terms of the GNU Lesser General Public
7 ;; License as published by the Free Software Foundation; either
8 ;; version 3 of the License, or (at your option) any later version.
10 ;; This library is distributed in the hope that it will be useful,
11 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
12 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 ;; Lesser General Public License for more details.
15 ;; You should have received a copy of the GNU Lesser General Public
16 ;; License along with this library; if not, write to the Free Software
17 ;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
20 (library (rnrs syntax-case (6))
21 (export make-variable-transformer
39 (import (only (guile) syntax-case
58 (rnrs records procedural (6)))
60 (define* (syntax-violation who message form #:optional subform)
61 (let* ((conditions (list (make-message-condition message)
62 (make-syntax-violation form subform)))
64 (cons (make-who-condition who) conditions)
66 (raise (apply condition conditions))))