mirror of
https://sourceware.org/git/glibc.git
synced 2025-10-31 22:10:34 +03:00
78 lines
1.8 KiB
C
78 lines
1.8 KiB
C
/* Copyright (C) 1999-2014 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Andreas Jaeger <aj@arthur.rhein-neckar.de>, 1999.
|
|
|
|
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
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#include <errno.h>
|
|
#include <malloc.h>
|
|
#include <stdio.h>
|
|
|
|
static int errors = 0;
|
|
|
|
static void
|
|
merror (const char *msg)
|
|
{
|
|
++errors;
|
|
printf ("Error: %s\n", msg);
|
|
}
|
|
|
|
int
|
|
main (void)
|
|
{
|
|
void *p, *q;
|
|
int save;
|
|
|
|
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;
|
|
}
|