Blame nptl/pthread_atfork.c

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/* Copyright (C) 2002-2018 Free Software Foundation, Inc.
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   This file is part of the GNU C Library.
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   Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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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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   In addition to the permissions in the GNU Lesser General Public
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   License, the Free Software Foundation gives you unlimited
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   permission to link the compiled version of this file with other
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   programs, and to distribute those programs without any restriction
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   coming from the use of this file. (The GNU Lesser General Public
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   License restrictions do apply in other respects; for example, they
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   cover modification of the file, and distribution when not linked
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   into another program.)
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   Note that people who make modified versions of this file are not
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   obligated to grant this special exception for their modified
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   versions; it is their choice whether to do so. The GNU Lesser
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   General Public License gives permission to release a modified
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   version without this exception; this exception also makes it
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   possible to release a modified version which carries forward this
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   exception.
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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, see
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   <http://www.gnu.org/licenses/>.  */
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#include "pthreadP.h"
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#include <fork.h>
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#include <dso_handle.h>
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/* Hide the symbol so that no definition but the one locally in the
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   executable or DSO is used.  */
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int
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#ifndef __pthread_atfork
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/* Don't mark the compatibility function as hidden.  */
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attribute_hidden
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#endif
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__pthread_atfork (void (*prepare) (void), void (*parent) (void),
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		  void (*child) (void))
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{
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  return __register_atfork (prepare, parent, child, __dso_handle);
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}
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#ifndef __pthread_atfork
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extern int pthread_atfork (void (*prepare) (void), void (*parent) (void),
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			   void (*child) (void)) attribute_hidden;
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weak_alias (__pthread_atfork, pthread_atfork)
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#endif