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48 lines
1.6 KiB
C
48 lines
1.6 KiB
C
/* Copyright (C) 2001, 2002, 2003 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 Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the 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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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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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-cancel.h>
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#include <sys/syscall.h>
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/* Change the set of blocked signals to SET,
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wait until a signal arrives, and restore the set of blocked signals. */
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int
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__sigsuspend (set)
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const sigset_t *set;
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{
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/* XXX The size argument hopefully will have to be changed to the
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real size of the user-level sigset_t. */
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if (SINGLE_THREAD_P)
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return INLINE_SYSCALL (rt_sigsuspend, 2, set, _NSIG / 8);
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int oldtype = LIBC_CANCEL_ASYNC ();
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int result = INLINE_SYSCALL (rt_sigsuspend, 2, set, _NSIG / 8);
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LIBC_CANCEL_RESET (oldtype);
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return result;
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}
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libc_hidden_def (__sigsuspend)
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weak_alias (__sigsuspend, sigsuspend)
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strong_alias (__sigsuspend, __libc_sigsuspend)
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