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5a3ab2fc18
2003-03-21 Ulrich Drepper <drepper@redhat.com> * cancellation.c: Adjust for new form of compare&exchange macros. * cleanup_defer.c: Likewise. * init.c: Likewise. * libc-cancellation.c: Likewise. * old_pthread_cond_broadcast.c: Likewise. * old_pthread_cond_signal.c: Likewise. * old_pthread_cond_timedwait.c: Likewise. * old_pthread_cond_wait.c: Likewise. * pthread_cancel.c: Likewise. * pthread_create.c: Likewise. * pthread_detach.c: Likewise. * pthread_join.c: Likewise. * pthread_key_delete.c: Likewise. * pthread_setcancelstate.c: Likewise. * pthread_setcanceltype.c: Likewise. * pthread_timedjoin.c: Likewise. * pthread_tryjoin.c: Likewise. * sysdeps/pthread/createthread.c: Likewise.
55 lines
1.7 KiB
C
55 lines
1.7 KiB
C
/* Copyright (C) 1997,1999,2000,2001,2002,2003 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 <atomic.h>
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#include <stdlib.h>
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#include <set-hooks.h>
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#include <libc-internal.h>
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#ifdef USE_IN_LIBIO
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# include "../libio/libioP.h"
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#endif
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DEFINE_HOOK (__libc_subfreeres, (void));
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symbol_set_define (__libc_freeres_ptrs);
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void __libc_freeres_fn_section
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__libc_freeres (void)
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{
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/* This function might be called from different places. So better
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protect for multiple executions since these are fatal. */
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static long int already_called;
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if (! atomic_compare_and_exchange_bool_acq (&already_called, 1, 0))
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{
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void * const *p;
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#ifdef USE_IN_LIBIO
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_IO_cleanup ();
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#endif
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RUN_HOOK (__libc_subfreeres, ());
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for (p = symbol_set_first_element (__libc_freeres_ptrs);
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! symbol_set_end_p (__libc_freeres_ptrs, p); ++p)
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free (*p);
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}
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}
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libc_hidden_def (__libc_freeres)
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