3a9eb648bb
1999-08-15 Ulrich Drepper <drepper@cygnus.com> * sysdeps/unix/sysv/linux/aio_sigqueue.c: Take extra parameter and initialize si_pid from it. * sysdeps/generic/aio_sigqueue.c (__aio_sigqueue): Take extra parameter. * rt/aio_misc.c (__aio_enqueue_request): Initialize caller_pid. * rt/aio_misc.h (struct waitlist): Add caller_pid element. (struct requestlist): Likewise. Adjust prototypes of __aio_notify_only and __aio_sigqueue. * rt/notify.c (__aio_notify_only): Take extra parameter. Pass it to __aio_sigqueue. (__aio_notify): Pass caller PID to __aio_notify_only. * rt/aio_suspend.c: Initialize caller_pid. * rt/lio_listio.c: Likewise. * rt/lio_listio64.c: Likewise. * rt/lio_listio.c: If nothing has to be done free mutex before signalling. * rt/lio_listio64.c: Likewise.
55 lines
1.6 KiB
C
55 lines
1.6 KiB
C
/* Copyright (C) 1997, 1998, 1999 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public License as
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published by the Free Software Foundation; either version 2 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with the GNU C Library; see the file COPYING.LIB. If not,
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include <aio.h>
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#include <errno.h>
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#include <signal.h>
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#include <unistd.h>
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#include <sysdep.h>
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#include <sys/syscall.h>
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#include "aio_misc.h"
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#ifdef __NR_rt_sigqueueinfo
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extern int __syscall_rt_sigqueueinfo (int, int, siginfo_t *);
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/* Return any pending signal or wait for one for the given time. */
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int
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__aio_sigqueue (sig, val, caller_pid)
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int sig;
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const union sigval val;
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pid_t caller_pid;
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{
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siginfo_t info;
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/* We must pass the information about the data in a siginfo_t value. */
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info.si_signo = sig;
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info.si_errno = 0;
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info.si_code = SI_ASYNCIO;
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info.si_pid = caller_pid;
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info.si_uid = getuid ();
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info.si_value = val;
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return INLINE_SYSCALL (rt_sigqueueinfo, 3, info.si_pid, sig, &info);
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}
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#else
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# include <sysdeps/generic/aio_sigqueue.c>
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#endif
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