File: exit.c

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arm-trusted-firmware 2.8.0%2Bdfsg-1
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/*
 * Copyright (c) 2015-2018, ARM Limited and Contributors. All rights reserved.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

#include <stdlib.h>

static void (*exitfun)(void);

void exit(int status)
{
	if (exitfun != NULL)
		(*exitfun)();
	for (;;)
		;
}

int atexit(void (*fun)(void))
{
	if (exitfun != NULL)
		return -1;
	exitfun = fun;

	return 0;
}