mirror of
git://sourceware.org/git/glibc.git
synced 2024-12-15 04:20:28 +08:00
04277e02d7
* All files with FSF copyright notices: Update copyright dates using scripts/update-copyrights. * locale/programs/charmap-kw.h: Regenerated. * locale/programs/locfile-kw.h: Likewise.
49 lines
1.6 KiB
C
49 lines
1.6 KiB
C
/* Return error status of asynchronous I/O request.
|
|
Copyright (C) 1997-2019 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 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
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
|
|
/* We use an UGLY hack to prevent gcc from finding us cheating. The
|
|
implementation of aio_error and aio_error64 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_error64 has no prototype. */
|
|
#define aio_error64 XXX
|
|
#include <aio.h>
|
|
/* And undo the hack. */
|
|
#undef aio_error64
|
|
|
|
#include <aio_misc.h>
|
|
|
|
|
|
int
|
|
aio_error (const struct aiocb *aiocbp)
|
|
{
|
|
int ret;
|
|
|
|
/* Acquire the mutex to make sure all operations for this request are
|
|
complete. */
|
|
pthread_mutex_lock(&__aio_requests_mutex);
|
|
ret = aiocbp->__error_code;
|
|
pthread_mutex_unlock(&__aio_requests_mutex);
|
|
|
|
return ret;
|
|
}
|
|
|
|
weak_alias (aio_error, aio_error64)
|