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[glibc/history.git] / rt / aio_error.c
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1 /* Return error status of asynchronous I/O request.
2 Copyright (C) 1997 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
4 Contributed by Ulrich Drepper <drepper@cygnus.com>, 1997.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, write to the Free
18 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
19 02111-1307 USA. */
22 /* We use an UGLY hack to prevent gcc from finding us cheating. The
23 implementation of aio_error and aio_error64 are identical and so
24 we want to avoid code duplication by using aliases. But gcc sees
25 the different parameter lists and prints a warning. We define here
26 a function so that aio_error64 has no prototype. */
27 #define aio_error64 XXX
28 #include <aio.h>
29 /* And undo the hack. */
30 #undef aio_error64
33 int
34 aio_error (aiocbp)
35 const struct aiocb *aiocbp;
37 return aiocbp->__error_code;
40 weak_alias (aio_error, aio_error64)