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/* Copyright (C) 1997-2012 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
<http://www.gnu.org/licenses/>. */
#include <aio.h>
#include <errno.h>
#include <signal.h>
#include <unistd.h>
#include <string.h>
#include <sysdep.h>
#include <sys/syscall.h>
#include <aio_misc.h>
#ifdef __NR_rt_sigqueueinfo
/* Return any pending signal or wait for one for the given time. */
int
__aio_sigqueue (sig, val, caller_pid)
int sig;
const union sigval val;
pid_t caller_pid;
{
siginfo_t info;
/* First, clear the siginfo_t structure, so that we don't pass our
stack content to other tasks. */
memset (&info, 0, sizeof (siginfo_t));
/* We must pass the information about the data in a siginfo_t value. */
info.si_signo = sig;
info.si_code = SI_ASYNCIO;
info.si_pid = caller_pid;
info.si_uid = getuid ();
info.si_value = val;
return INLINE_SYSCALL (rt_sigqueueinfo, 3, info.si_pid,
sig, __ptrvalue (&info));
}
#else
# include <rt/aio_sigqueue.c>
#endif
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