Mercurial > hg > xemacs-beta
annotate lisp/post-gc.el @ 5629:0d05accafc63
Don't lose bits in make_fixnum / make_char_1.
See xemacs-patches message with ID
<CAHCOHQnRTjm6c5gWVO3iizWJ9Jb7GvEyFe3aQ19hAXhcR_mrrA@mail.gmail.com>.
author | Jerry James <james@xemacs.org> |
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date | Wed, 28 Dec 2011 11:30:47 -0700 |
parents | b9167d522a9a |
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rev | line source |
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886 | 1 ;;; post-gc.el --- post-gc actions |
2 | |
3 ;; Copyright (C) 1985-1986, 1990, 1992-1997 Free Software Foundation, Inc. | |
4 ;; Copyright (c) 1993, 1994 Sun Microsystems, Inc. | |
5 ;; Copyright (C) 1995 Board of Trustees, University of Illinois | |
6 | |
7 ;; Author: Mike Sperber <mike@xemacs.org> | |
8 ;; Maintainer: XEmacs Development Team | |
9 ;; Keywords: internal, dumped | |
10 | |
11 ;; This file is part of XEmacs. | |
12 | |
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13 ;; XEmacs is free software: you can redistribute it and/or modify it |
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14 ;; under the terms of the GNU General Public License as published by the |
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15 ;; Free Software Foundation, either version 3 of the License, or (at your |
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16 ;; option) any later version. |
886 | 17 |
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18 ;; XEmacs is distributed in the hope that it will be useful, but WITHOUT |
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19 ;; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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20 ;; FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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21 ;; for more details. |
886 | 22 |
23 ;; You should have received a copy of the GNU General Public License | |
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24 ;; along with XEmacs. If not, see <http://www.gnu.org/licenses/>. |
886 | 25 |
26 ;;; Synched up with: Not in FSF. | |
27 | |
28 ;;; Commentary: | |
29 | |
30 ;; This file is dumped with XEmacs. | |
31 | |
32 ;; This file defines actions to happen after each GC to perform | |
33 ;; additional cleanup, call finalizers, etc. | |
34 | |
35 (defun run-finalizers (alist) | |
36 "Run the finalizers for all objects that have just become unreachable." | |
37 (let ((info (assq 'finalize-list alist))) | |
38 (if info | |
39 (let ((finalize-list (cdr info))) | |
40 (while finalize-list | |
41 (funcall (cdr (car finalize-list)) (car (car finalize-list))) | |
42 (setq finalize-list (cdr finalize-list))))))) | |
43 | |
44 (add-hook 'post-gc-hook 'run-finalizers) | |
45 | |
1591 | 46 (defvar simple-finalizer-ephemerons '() |
47 "List of ephemerons for objects that have a finalizer attached..") | |
886 | 48 |
1591 | 49 (defun add-finalizer (object func) |
50 "Add FUNC as a finalizer for object OBJECT." | |
51 (setq simple-finalizer-ephemerons | |
52 (cons (make-ephemeron object object func) | |
53 simple-finalizer-ephemerons))) | |
54 | |
55 (defun cleanup-simple-finalizers (alist) | |
56 "Clean up `simple-finalizer-ephemerons'." | |
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57 (and simple-finalizer-ephemerons |
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58 (setq simple-finalizer-ephemerons |
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59 (delete-if-not #'ephemeron-ref simple-finalizer-ephemerons)))) |
1591 | 60 |
61 (add-hook 'post-gc-hook 'cleanup-simple-finalizers) |