Mercurial > hg > xemacs-beta
view netinstall/log.h @ 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 | 3078fd1074e8 |
children |
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/* * Copyright (c) 2000, Red Hat, Inc. * * 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. * * A copy of the GNU General Public License can be found at * http://www.gnu.org/ * * Written by DJ Delorie <dj@redhat.com> * */ /* This is for "printf"-like logging. Messages are stored in memory until they're written out. "babble" means the message is just idle babbling; it can be ignored for shorter logs. */ #define LOG_BABBLE 1 #define LOG_TIMESTAMP 2 void log (int flags, char *fmt, ...); /* Here, "babble" means to write out the babble also. If "append" is nonzero, the log is appended to any existing file. */ void log_save (int babble, char *filename, int append); /* This is the only legal way to exit. It writes out all the logs and things */ void exit_setup (int exit_code);