glibc/malloc/set-freeres.c
Andreas Jaeger 66539a737d Update.
* include/libc-internal.h: Add prototype for __libc_freeres.

	* malloc/mtrace.c: Likewise.
	* malloc/set-freeres.c: Likewise.
2000-12-31 19:13:04 +00:00

36 lines
1.3 KiB
C

/* Copyright (C) 1997, 1999, 2000 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the GNU C Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#include <atomicity.h>
#include <stdlib.h>
#include <set-hooks.h>
#include <libc-internal.h>
DEFINE_HOOK (__libc_subfreeres, (void));
void
__libc_freeres (void)
{
/* This function might be called from different places. So better
protect for multiple executions since these are fatal. */
static long int already_called;
if (compare_and_swap (&already_called, 0, 1))
RUN_HOOK (__libc_subfreeres, ());
}