org.armedbear.lisp.fasl-concat.lisp Maven / Gradle / Ivy
;;; fasl-concat.lisp
;;;
;;; Copyright (C) 2013 Erik Huelsmann
;;; $Id$
;;;
;;; 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.
;;;
;;; As a special exception, the copyright holders of this library give you
;;; permission to link this library with independent modules to produce an
;;; executable, regardless of the license terms of these independent
;;; modules, and to copy and distribute the resulting executable under
;;; terms of your choice, provided that you also meet, for each linked
;;; independent module, the terms and conditions of the license of that
;;; module. An independent module is a module which is not derived from
;;; or based on this library. If you modify this library, you may extend
;;; this exception to your version of the library, but you are not
;;; obligated to do so. If you do not wish to do so, delete this
;;; exception statement from your version.
(in-package #:system)
(export '(concatenate-fasls))
(defun pathname-directory-p (pathname)
(and (null (pathname-type pathname))
(null (pathname-name pathname))
(null (pathname-version pathname))))
(defun load-concatenated-fasl (sub-fasl)
(let ((fasl-path (merge-pathnames (make-pathname :directory (list :relative
sub-fasl)
:name "__loader__"
:type "_")
*load-truename-fasl*)))
(load fasl-path)))
(defun concatenate-fasls (inputs output)
(let ((directory (ext:make-temp-directory))
paths)
(unwind-protect
(let* ((unpacked (mapcan #'(lambda (input)
(sys:unzip input
(ensure-directories-exist
(sub-directory directory
(pathname-name input)))))
inputs))
(chain-loader (make-pathname :name "__loader__"
:type "_"
:defaults directory)))
(with-open-file (f chain-loader
:direction :output
:if-does-not-exist :create
:if-exists :overwrite)
(write-string
";; loader code to delegate loading of the embedded fasls below" f)
(terpri f)
(sys::dump-form `(sys:init-fasl :version ,sys:*fasl-version*) f)
(terpri f)
(dolist (input inputs)
(sys::dump-form `(load-concatenated-fasl ,(pathname-name input)) f)
(terpri f)))
(setf paths
(directory (merge-pathnames
(make-pathname :directory '(:relative
:wild-inferiors)
:name "*"
:type "*")
directory)))
(sys:zip output (remove-if #'pathname-directory-p paths) directory)
(values directory unpacked chain-loader))
(dolist (path paths)
(ignore-errors (delete-file path)))
(ignore-errors (delete-file directory)))))
(defun sub-directory (directory name)
(merge-pathnames (make-pathname :directory (list :relative name))
directory))