mirror of
git://sourceware.org/git/glibc.git
synced 2024-11-21 01:12:26 +08:00
50 lines
1.5 KiB
C
50 lines
1.5 KiB
C
/* Synchronize I/O in given file descriptor. Stub version.
|
|
Copyright (C) 2001-2020 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 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
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
|
|
/* 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 <fcntl.h>
|
|
|
|
int
|
|
aio_fsync (int op, struct aiocb *aiocbp)
|
|
{
|
|
if (op != O_SYNC && op != O_DSYNC)
|
|
{
|
|
__set_errno (EINVAL);
|
|
return -1;
|
|
}
|
|
|
|
__set_errno (ENOSYS);
|
|
return -1;
|
|
}
|
|
|
|
weak_alias (aio_fsync, aio_fsync64)
|
|
|
|
stub_warning (aio_fsync)
|
|
stub_warning (aio_fsync64)
|