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malloc/tst-valloc.c: Improve test coverage and use test-skeleton.c.

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ChangeLog:

2013-10-02  Will Newton  <will.newton@linaro.org>

	* malloc/tst-valloc.c: Rewrite to use test-skeleton.c and
	improve test coverage.
This commit is contained in:
Will Newton 2013-08-12 14:44:36 +01:00
parent 4868b204aa
commit 7815420bc9
2 changed files with 92 additions and 19 deletions
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5
ChangeLog
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@ -1,3 +1,8 @@
2013-10-02 Will Newton <will.newton@linaro.org>
* malloc/tst-valloc.c: Rewrite to use test-skeleton.c and
improve test coverage.
2013-10-02 Will Newton <will.newton@linaro.org>
* malloc/Makefile: Add tst-posix_memalign.

102
malloc/tst-valloc.c
View File

@ -1,23 +1,91 @@
/* Test case by Stephen Tweedie <sct@redhat.com>. */
#include <unistd.h>
#include <stdio.h>
/* Copyright (C) 2013 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
<http://www.gnu.org/licenses/>. */
#include <errno.h>
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <unistd.h>
int
main (void)
static int errors = 0;
static void
merror (const char *msg)
{
char *p;
int pagesize = getpagesize ();
int i;
p = valloc (pagesize);
i = (long int) p;
if ((i & (pagesize-1)) != 0)
{
fprintf (stderr, "Alignment problem: valloc returns %p\n", p);
exit (1);
++errors;
printf ("Error: %s\n", msg);
}
return 0;
static int
do_test (void)
{
void *p;
unsigned long pagesize = getpagesize();
unsigned long ptrval;
int save;
errno = 0;
p = valloc (-1);
save = errno;
if (p != NULL)
merror ("valloc (-1) succeeded.");
if (p == NULL && save != ENOMEM)
merror ("valloc (-1) errno is not set correctly");
errno = 0;
p = valloc (-pagesize);
save = errno;
if (p != NULL)
merror ("valloc (-pagesize) succeeded.");
if (p == NULL && save != ENOMEM)
merror ("valloc (-pagesize) errno is not set correctly");
p = valloc (0);
if (p == NULL)
merror ("valloc (0) failed.");
free (p);
p = valloc (32);
if (p == NULL)
merror ("valloc (32) failed.");
ptrval = (unsigned long)p;
if (p == NULL)
merror ("valloc (32) failed.");
if ((ptrval & (pagesize - 1)) != 0)
merror ("returned pointer is not page aligned.");
free (p);
return errors != 0;
}
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"