ikarus/scheme/ikarus.reader.annotated.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 (ikarus.reader.annotated)
(export read-library-source-file read-script-source-file)
(import
(except (ikarus) read-annotated read-script-annotated)
(only (ikarus.reader) read-annotated read-script-annotated)
(only (ikarus.io) open-string-input-port/id))
(define (annotated-port file-name)
(open-string-input-port/id
(with-input-from-file file-name
(lambda ()
(let ([x (get-string-all (current-input-port))])
(if (eof-object? x) "" x))))
file-name))
(define (read-library-source-file file-name)
(read-annotated (annotated-port file-name)))
(define (read-script-source-file file-name)
(let ([p (annotated-port file-name)])
(let ([x (read-script-annotated p)])
(if (eof-object? x)
(begin (close-input-port p) '())
(cons x
(let f ()
(let ([x (read-annotated p)])
(cond
[(eof-object? x)
(close-input-port p)
'()]
[else (cons x (f))]))))))))
)