ikarus/scheme/psyntax.compat.ss

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;;; Ikarus Scheme -- A compiler for R6RS Scheme.
;;; Copyright (C) 2006,2007,2008 Abdulaziz Ghuloum
;;;
;;; This program is free software: you can redistribute it and/or modify
;;; it under the terms of the GNU General Public License version 3 as
;;; published by the Free Software Foundation.
;;;
;;; 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 program. If not, see <http://www.gnu.org/licenses/>.
(library (psyntax compat)
(export define-record make-parameter parameterize format gensym
eval-core symbol-value set-symbol-value!
make-struct-type read-annotated
annotation? annotation-expression annotation-source
annotation-stripped
read-library-source-file
library-version-mismatch-warning
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file-locator-resolution-error
label-binding set-label-binding!)
(import
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(only (ikarus.compiler) eval-core)
(only (ikarus.reader.annotated) read-library-source-file)
(ikarus))
(define (library-version-mismatch-warning name depname filename)
(fprintf (current-error-port)
"WARNING: library ~s has an inconsistent dependency \
on library ~s; file ~s will be recompiled from \
source.\n"
name depname filename))
(define (file-locator-resolution-error libname failed-list)
(define-condition-type &library-resolution &condition
make-library-resolution-condition
library-resolution-condition?
(library condition-library)
(files condition-files))
(raise
(condition
(make-error)
(make-who-condition 'expander)
(make-message-condition
"cannot locate library in library-path")
(make-library-resolution-condition
libname failed-list))))
(define-syntax define-record
(syntax-rules ()
[(_ name (field* ...) printer)
(begin
(define-struct name (field* ...))
(module ()
(set-rtd-printer! (type-descriptor name)
printer)))]
[(_ name (field* ...))
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(define-struct name (field* ...))]))
(define (set-label-binding! label binding)
(set-symbol-value! label binding))
(define (label-binding label)
(and (symbol-bound? label) (symbol-value label))))