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;;; rng-dt.el --- datatype library interface for RELAX NG
;; Copyright (C) 2003 Free Software Foundation, Inc.
;; Author: James Clark
;; Keywords: XML, RelaxNG
;; This program is free software; you can redistribute it and/or
;; modify it under the terms of the GNU General Public License as
;; published by the Free Software Foundation; either version 2 of
;; the License, or (at your option) any later version.
;; 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, write to the Free
;; Software Foundation, Inc., 59 Temple Place, Suite 330, Boston,
;; MA 02111-1307 USA
;;; Commentary:
;;; Code:
(require 'rng-util)
(defvar rng-dt-error-reporter nil)
(defun rng-dt-error (string &rest objs)
(if rng-dt-error-reporter
(apply rng-dt-error-reporter (cons string objs))
nil))
(defvar rng-dt-namespace-context-getter nil
"A list used by datatype libraries to expand names. The car of the
list is a symbol which is the name of a function. This function is
applied to the cdr of the list. The function must return a list whose
car is the default namespace and whose cdr is an alist of (PREFIX
. NAMESPACE) pairs, where PREFIX is a string and NAMESPACE is a
symbol. This must be dynamically bound before calling a datatype
library.")
(defsubst rng-dt-make-value (dt str)
(apply (car dt) (cons str (cdr dt))))
(defun rng-dt-builtin-compile (name params)
(cond ((eq name 'string)
(if (null params)
'(t identity)
(rng-dt-error "The string datatype does not take any parameters")))
((eq name 'token)
(if (null params)
'(t rng-collapse-space)
(rng-dt-error "The token datatype does not take any parameters")))
(t
(rng-dt-error "There is no built-in datatype %s" name))))
(put (rng-make-datatypes-uri "") 'rng-dt-compile 'rng-dt-builtin-compile)
(provide 'rng-dt)
;;; rng-dt.el ends here
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