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author | Will Newton <will.newton@linaro.org> | 2013-08-12 14:44:36 +0100 |
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committer | Will Newton <will.newton@linaro.org> | 2013-10-02 10:43:40 +0100 |
commit | 7815420bc9127926485e287d233fe638228ab53d (patch) | |
tree | 695f69288e93059a2b54b2f8ccc56af9d096957d /malloc | |
parent | 4868b204aa421c43a802b46493da98c630724f21 (diff) | |
download | glibc-7815420bc9127926485e287d233fe638228ab53d.zip glibc-7815420bc9127926485e287d233fe638228ab53d.tar.gz glibc-7815420bc9127926485e287d233fe638228ab53d.tar.bz2 |
malloc/tst-valloc.c: Improve test coverage and use test-skeleton.c.
ChangeLog:
2013-10-02 Will Newton <will.newton@linaro.org>
* malloc/tst-valloc.c: Rewrite to use test-skeleton.c and
improve test coverage.
Diffstat (limited to 'malloc')
-rw-r--r-- | malloc/tst-valloc.c | 100 |
1 files changed, 84 insertions, 16 deletions
diff --git a/malloc/tst-valloc.c b/malloc/tst-valloc.c index 643a0dd..3648f2f 100644 --- a/malloc/tst-valloc.c +++ b/malloc/tst-valloc.c @@ -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) +{ + ++errors; + printf ("Error: %s\n", msg); +} + +static int +do_test (void) { - char *p; - int pagesize = getpagesize (); - int i; + void *p; + unsigned long pagesize = getpagesize(); + unsigned long ptrval; + int save; + + errno = 0; + + p = valloc (-1); + + save = errno; - p = valloc (pagesize); - i = (long int) p; + if (p != NULL) + merror ("valloc (-1) succeeded."); - if ((i & (pagesize-1)) != 0) - { - fprintf (stderr, "Alignment problem: valloc returns %p\n", p); - exit (1); - } + if (p == NULL && save != ENOMEM) + merror ("valloc (-1) errno is not set correctly"); - return 0; + 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" |