зеркало из https://github.com/mozilla/gecko-dev.git
115 строки
4.5 KiB
Common Lisp
115 строки
4.5 KiB
Common Lisp
;;; ***** BEGIN LICENSE BLOCK *****
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;;; Version: MPL 1.1/GPL 2.0/LGPL 2.1
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;;;
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;;; The contents of this file are subject to the Mozilla Public License Version
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;;; 1.1 (the "License"); you may not use this file except in compliance with
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;;; the License. You may obtain a copy of the License at
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;;; http://www.mozilla.org/MPL/
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;;;
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;;; Software distributed under the License is distributed on an "AS IS" basis,
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;;; WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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;;; for the specific language governing rights and limitations under the
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;;; License.
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;;;
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;;; The Original Code is the Language Design and Prototyping Environment.
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;;;
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;;; The Initial Developer of the Original Code is
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;;; Netscape Communications Corporation.
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;;; Portions created by the Initial Developer are Copyright (C) 1999-2002
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;;; the Initial Developer. All Rights Reserved.
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;;;
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;;; Contributor(s):
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;;; Waldemar Horwat <waldemar@acm.org>
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;;;
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;;; Alternatively, the contents of this file may be used under the terms of
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;;; either the GNU General Public License Version 2 or later (the "GPL"), or
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;;; the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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;;; in which case the provisions of the GPL or the LGPL are applicable instead
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;;; of those above. If you wish to allow use of your version of this file only
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;;; under the terms of either the GPL or the LGPL, and not to allow others to
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;;; use your version of this file under the terms of the MPL, indicate your
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;;; decision by deleting the provisions above and replace them with the notice
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;;; and other provisions required by the GPL or the LGPL. If you do not delete
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;;; the provisions above, a recipient may use your version of this file under
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;;; the terms of any one of the MPL, the GPL or the LGPL.
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;;;
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;;; ***** END LICENSE BLOCK *****
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;;;
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;;; ECMAScript semantic loader
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;;;
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;;; Waldemar Horwat (waldemar@acm.org)
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;;;
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#+allegro (shadow 'state)
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#+allegro (shadow 'type)
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#+lispworks (shadow 'define-action)
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#+lispworks (shadow 'type)
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#+clisp (progn
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(setf (ext:package-lock "SYSTEM") nil)
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(setf (ext:package-lock "COMMON-LISP") nil)
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(setf (ext:package-lock "CLOS") nil))
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(setq *read-default-float-format* 'double-float)
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(defparameter *semantic-engine-filenames*
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'("Utilities" "Markup" "RTF" "HTML" "GrammarSymbol" "Grammar" "Parser" "Metaparser" "Lexer" "Calculus" "CalculusMarkup"))
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(defparameter *semantics-filenames*
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'("JS20/Lexer" "JS20/RegExp" "JS20/Parser" "JS20/Kernel"))
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(defparameter *semantic-engine-directory*
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(make-pathname
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#+lispworks :host #+lispworks (pathname-host *load-truename*)
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:directory (pathname-directory #-mcl *load-truename*
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#+mcl (truename *loading-file-source-file*))))
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; Convert a filename string possibly containing slashes into a Lisp relative pathname.
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(defun filename-to-relative-pathname (filename)
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(let ((directories nil))
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(loop
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(let ((slash (position #\/ filename)))
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(if slash
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(let ((dir-name (subseq filename 0 slash)))
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(push (if (equal dir-name "..") :up dir-name) directories)
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(setq filename (subseq filename (1+ slash))))
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(return (if directories
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(make-pathname :directory (cons :relative (nreverse directories)) :name filename #+lispworks :type #+lispworks "lisp")
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#-lispworks filename
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#+lispworks (make-pathname :name filename :type "lisp"))))))))
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; Convert a filename string possibly containing slashes relative to *semantic-engine-directory*
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; into a Lisp absolute pathname.
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(defun filename-to-semantic-engine-pathname (filename)
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(merge-pathnames (filename-to-relative-pathname filename) *semantic-engine-directory*))
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(defun operate-on-files (f files &rest options)
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(with-compilation-unit ()
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(dolist (filename files)
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(apply f (filename-to-semantic-engine-pathname filename) :verbose t options))))
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(defun compile-semantic-engine ()
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(operate-on-files #'compile-file *semantic-engine-filenames* :load t))
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(defun load-semantic-engine ()
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(operate-on-files #-allegro #'load #+allegro #'load-compiled *semantic-engine-filenames*))
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(defun load-semantics ()
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(operate-on-files #-allegro #'load #+allegro #'load-compiled *semantics-filenames*))
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(defmacro with-local-output ((stream filename) &body body)
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`(with-open-file (,stream (filename-to-semantic-engine-pathname ,filename)
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:direction :output
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:if-exists :supersede)
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,@body))
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(load-semantic-engine)
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(load-semantics)
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