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884d46de23
* module/language/Makefile.am: New. * module/language/scheme/Makefile.am: New. * configure.in: Produce these two new Makefiles. * doc/guile-vm.texi: Documented `compile-file', `compiled-file-name', and `compile-in'. * module/system/base/compile.scm: Cosmetic changes. * module/system/base/language.scm: Likewise. * module/system/il/Makefile.am: Tried (and failed) to compile more things. * module/system/vm/Makefile.am: All source files in here can now be compiled without harming further compilation. * module/system/vm/assemble.scm: Select only specific bindings from `(system vm core)'. (dump-object!): Show a more meaningful error message. * module/system/vm/conv.scm: Select only specific bindings from `(system vm core)'. * module/system/vm/debug.scm: Likewise. * module/system/vm/frame.scm: Changed the header. Use a renamer for `(system vm core)'. * src/guilec.in: Added options, via `getopt-long'. git-archimport-id: lcourtes@laas.fr--2005-mobile/guile-vm--mobile--0.6--patch-6
45 lines
1.4 KiB
Scheme
45 lines
1.4 KiB
Scheme
;;; Multi-language support
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;; Copyright (C) 2001 Free Software Foundation, Inc.
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;; This program is free software; you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation; either version 2, or (at your option)
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;; any later version.
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;;
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;; This program is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;;
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;; You should have received a copy of the GNU General Public License
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;; along with this program; see the file COPYING. If not, write to
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;; the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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;; Boston, MA 02111-1307, USA.
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;;; Code:
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(define-module (system base language)
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:use-syntax (system base syntax)
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:export (define-language lookup-language))
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;;;
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;;; Language class
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;;;
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(define-record (<language> name title version reader printer read-file
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(expander (lambda (x e) x))
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(translator (lambda (x e) x))
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(evaluator #f)
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(environment #f)
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))
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(define-macro (define-language name . spec)
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`(define ,name (,<language> :name ',name ,@spec)))
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(define (lookup-language name)
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(let ((m (resolve-module `(language ,name spec))))
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(if (module-bound? m name)
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(module-ref m name)
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(error "no such language" name))))
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