mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-25 06:20:06 +00:00
51 lines
1.7 KiB
C
51 lines
1.7 KiB
C
/* Synchronize I/O in given file descriptor.
|
|
Copyright (C) 1997, 1999 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Library General Public License as
|
|
published by the Free Software Foundation; either version 2 of the
|
|
License, or (at your option) any later version.
|
|
|
|
The GNU C Library 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
|
|
Library General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Library General Public
|
|
License along with the GNU C Library; see the file COPYING.LIB. If not,
|
|
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
|
|
Boston, MA 02111-1307, USA. */
|
|
|
|
|
|
/* We use an UGLY hack to prevent gcc from finding us cheating. The
|
|
implementation of aio_fsync and aio_fsync64 are identical and so
|
|
we want to avoid code duplication by using aliases. But gcc sees
|
|
the different parameter lists and prints a warning. We define here
|
|
a function so that aio_fsync64 has no prototype. */
|
|
#define aio_fsync64 XXX
|
|
#include <aio.h>
|
|
/* And undo the hack. */
|
|
#undef aio_fsync64
|
|
#include <errno.h>
|
|
|
|
#include "aio_misc.h"
|
|
|
|
|
|
int
|
|
aio_fsync (int op, struct aiocb *aiocbp)
|
|
{
|
|
if (op != O_DSYNC && op != O_SYNC)
|
|
{
|
|
__set_errno (EINVAL);
|
|
return -1;
|
|
}
|
|
|
|
return (__aio_enqueue_request ((aiocb_union *) aiocbp,
|
|
op == O_SYNC ? LIO_SYNC : LIO_DSYNC) == NULL
|
|
? -1 : 0);
|
|
}
|
|
|
|
weak_alias (aio_fsync, aio_fsync64)
|