Mercurial > hg > xemacs-beta
view src/vdb-fake.c @ 4499:eb82259f265d
Port write-region-inhibit-sync, allowing avoidance of bad FS performance.
See http://shaver.off.net/diary/2008/05/25/fsyncers-and-curveballs/ for more
details.
2008-08-09 Aidan Kehoe <kehoea@parhasard.net>
Integrate Romain Francoise' 2005-09-14 (pre-GPLV3) GNU change,
which can allow much better performace with some stupid
filesystems:
* fileio.c (write_region_inhibit_fsync): New variable.
(Fwrite_region): Use it to skip call to fsync.
(syms_of_fileio): Initialize it.
author | Aidan Kehoe <kehoea@parhasard.net> |
---|---|
date | Sat, 09 Aug 2008 16:44:46 +0200 |
parents | 141c2920ea48 |
children | 308d34e9f07d |
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/* Virtual diry bit implementation for XEmacs. Copyright (C) 2005 Marcus Crestani. This file is part of XEmacs. XEmacs 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, or (at your option) any later version. XEmacs 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 XEmacs; see the file COPYING. If not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ /* Synched up with: Not in FSF. */ #include <config.h> #include "lisp.h" void fake_error (void) { fprintf (stderr, "Incremental garbage collection not yet available on this"); fprintf (stderr, "system.\nDon't try to set allow-incremental-gc to t.\n"); ABORT (); } void vdb_install_signal_handler (void) { allow_incremental_gc = 0; } void vdb_protect (void *UNUSED (ptr), EMACS_INT UNUSED (len)) { fake_error (); } void vdb_unprotect (void *UNUSED (ptr), EMACS_INT UNUSED (len)) { fake_error (); }