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66539a737d
* include/libc-internal.h: Add prototype for __libc_freeres. * malloc/mtrace.c: Likewise. * malloc/set-freeres.c: Likewise.
36 lines
1.3 KiB
C
36 lines
1.3 KiB
C
/* Copyright (C) 1997, 1999, 2000 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 <atomicity.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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DEFINE_HOOK (__libc_subfreeres, (void));
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void
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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 (compare_and_swap (&already_called, 0, 1))
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RUN_HOOK (__libc_subfreeres, ());
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}
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