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Diffstat (limited to 'module/language/elisp/falias.scm')
-rw-r--r-- | module/language/elisp/falias.scm | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/module/language/elisp/falias.scm b/module/language/elisp/falias.scm new file mode 100644 index 000000000..742949d7c --- /dev/null +++ b/module/language/elisp/falias.scm @@ -0,0 +1,47 @@ +;;; Guile Emacs Lisp + +;; Copyright (C) 2011, 2017 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 + +;;; Code: + +(define-module (language elisp falias) + #:export (falias? + make-falias + falias-function + falias-object)) + +(define <falias-vtable> + (make-struct/no-tail + <applicable-struct-vtable> + (make-struct-layout "pwpw") + (lambda (object port) + (format port "#<falias ~S>" (falias-object object))))) + +(set-struct-vtable-name! <falias-vtable> 'falias) + +(define (falias? object) + (and (struct? object) + (eq? (struct-vtable object) <falias-vtable>))) + +(define (make-falias f object) + (make-struct/no-tail <falias-vtable> f object)) + +(define (falias-function object) + (struct-ref object 0)) + +(define (falias-object object) + (struct-ref object 1)) |