/* Copyright (C) 1999-2024 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 Lesser General Public
   License as published by the Free Software Foundation; either
   version 2.1 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
   Lesser General Public License for more details.

   You should have received a copy of the GNU Lesser General Public
   License along with the GNU C Library; if not, see
   <https://www.gnu.org/licenses/>.  */

#include <errno.h>
#include <malloc.h>
#include <stdio.h>
#include <stdlib.h>
#include <time.h>


#include "./redef_alloc.h"

static int errors = 0;

static void merror(const char *msg)
{
	++errors;
	printf("Error: %s\n", msg);
}

static int do_test(int argc, char **argv)
{
	(void)(argc);
	(void)(argv);
	void *p, *q;
	int	  save;

	srandom(time(NULL));

	errno = 0;
	p = malloc(-1);
	save = errno;

	if (p != NULL)
		merror("malloc (-1) succeeded.");

	if (p == NULL && save != ENOMEM)
		merror("errno is not set correctly");

	p = malloc(10);
	if (p == NULL)
		merror("malloc (10) failed.");

	/* realloc (p, 0) == free (p).  */
	p = realloc(p, 0);
	if (p != NULL)
		merror("realloc (p, 0) failed.");

	p = malloc(0);
	if (p == NULL)
		merror("malloc (0) failed.");

	p = realloc(p, 0);
	if (p != NULL)
		merror("realloc (p, 0) failed.");

	p = malloc(513 * 1024);
	if (p == NULL)
		merror("malloc (513K) failed.");

	q = malloc(-512 * 1024);
	if (q != NULL)
		merror("malloc (-512K) succeeded.");

	free(p);

	return errors != 0;
}

#include "./test-skeleton.c"