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68 lines
2.1 KiB
C
68 lines
2.1 KiB
C
/* Copyright (C) 2002, 2003, 2005, 2006 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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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 <unistd.h>
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#include <list.h>
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#include <fork.h>
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#include <dl-sysdep.h>
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#include <tls.h>
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#include <string.h>
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#include <pthreadP.h>
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#include <bits/libc-lock.h>
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#ifdef TLS_MULTIPLE_THREADS_IN_TCB
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void
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#else
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extern int __libc_multiple_threads attribute_hidden;
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int *
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#endif
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__libc_pthread_init (ptr, reclaim, functions)
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unsigned long int *ptr;
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void (*reclaim) (void);
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const struct pthread_functions *functions;
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{
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/* Remember the pointer to the generation counter in libpthread. */
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__fork_generation_pointer = ptr;
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/* Called by a child after fork. */
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__register_atfork (NULL, NULL, reclaim, NULL);
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#ifdef SHARED
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/* We copy the content of the variable pointed to by the FUNCTIONS
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parameter to one in libc.so since this means access to the array
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can be done with one memory access instead of two. */
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memcpy (&__libc_pthread_functions, functions,
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sizeof (__libc_pthread_functions));
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#endif
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#ifndef TLS_MULTIPLE_THREADS_IN_TCB
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return &__libc_multiple_threads;
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#endif
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}
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#ifdef SHARED
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libc_freeres_fn (freeres_libptread)
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{
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if (__libc_pthread_functions.ptr_freeres != NULL)
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__libc_pthread_functions.ptr_freeres ();
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}
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#endif
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