зеркало из https://github.com/mozilla/gecko-dev.git
90 строки
3.4 KiB
Common Lisp
90 строки
3.4 KiB
Common Lisp
;;; The contents of this file are subject to the Mozilla Public
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;;; License Version 1.1 (the "License"); you may not use this file
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;;; except in compliance with the License. You may obtain a copy of
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;;; the License at http://www.mozilla.org/MPL/
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;;;
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;;; Software distributed under the License is distributed on an "AS
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;;; IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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;;; implied. See the License for the specific language governing
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;;; rights and limitations under the 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 Netscape Communications
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;;; Corporation. Portions created by Netscape Communications Corporation are
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;;; Copyright (C) 1999 Netscape Communications Corporation. All
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;;; Rights Reserved.
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;;;
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;;; Contributor(s): Waldemar Horwat <waldemar@acm.org>
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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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(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/Parser" "JS20/Lexer" "JS20/Units" "JS20/RegExp" "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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