mariadb/mysys/my_sync.c
unknown c97a38c4d3 Call my_sync() after all data is written to .frm file
Added my_sync() to mysys which will do fsync/fdatasync/_commit() on a file.


VC++Files/mysys/mysys.dsp:
  Added my_sync.c
configure.in:
  Added testing of fsync and fdatasync
include/my_sys.h:
  Added my_sync()
include/mysys_err.h:
  Added my_sync()
isam/extra.c:
  Added my_sync()
myisam/mi_extra.c:
  Added my_sync()
myisam/mi_locking.c:
  Added my_sync()
mysql-test/mysql-test-run.sh:
  Added option --valgrind-all
mysys/Makefile.am:
  Added my_sync.c
mysys/errors.c:
  Added my_sync()
mysys/my_symlink.c:
  Removed compiler warning
mysys/thr_alarm.c:
  Fix for link error on windows
sql/unireg.cc:
  Call my_sync() after all data is written to .frm file
BitKeeper/etc/logging_ok:
  Logging to logging@openlogging.org accepted
2003-11-02 15:55:02 +02:00

60 lines
1.6 KiB
C

/* Copyright (C) 2003 MySQL AB
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 */
#include "mysys_priv.h"
#include "mysys_err.h"
#include <errno.h>
/*
Sync data in file to disk
SYNOPSIS
my_sync()
fd File descritor to sync
my_flags Flags (now only MY_WME is supported)
NOTE
If file system supports its, only file data is synced, not inode date
RETURN
0 ok
-1 error
*/
int my_sync(File fd, myf my_flags)
{
int res;
DBUG_ENTER("my_sync");
DBUG_PRINT("my",("Fd: %d my_flags: %d", fd, my_flags));
#if defined(HAVE_FDATASYNC)
res= fdatasync(fd);
#elif defined(HAVE_FSYNC)
res=fsync(fd);
#elif defined(__WIN__)
res= _commit(fd);
#else
res= 0; /* No sync (strange OS) */
#endif
if (res)
{
if (!(my_errno= errno))
my_errno= -1; /* Unknown error */
if (my_flags & MY_WME)
my_error(EE_SYNC, MYF(ME_BELL+ME_WAITTANG), my_filename(fd), my_errno);
}
DBUG_RETURN(res);
} /* my_read */