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;;; eval.scm --- The R6RS `eval' library
;; Copyright (C) 2010 Free Software Foundation, Inc.
;;
;; This library is free software; you can redistribute it and/or
;; modify it under the terms of the GNU Lesser General Public
;; License as published by the Free Software Foundation; either
;; version 3 of the License, or (at your option) any later version.
;;
;; This library 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
;; Lesser General Public License for more details.
;;
;; You should have received a copy of the GNU Lesser General Public
;; License along with this library; if not, write to the Free Software
;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
(library (rnrs eval (6))
(export eval environment)
(import (only (guile) eval
make-module
module-uses
beautify-user-module!
set-module-uses!)
(rnrs base (6))
(rnrs io simple (6))
(rnrs lists (6)))
(define (environment . import-specs)
(let ((module (make-module))
(needs-purify? (not (member '(guile) import-specs))))
(beautify-user-module! module)
(for-each (lambda (import-spec) (eval (list 'import import-spec) module))
import-specs)
(if needs-purify? (set-module-uses! module (cdr (module-uses module))))
module))
)