diff options
| -rw-r--r-- | ChangeLog | 5 | ||||
| -rw-r--r-- | malloc/tst-valloc.c | 100 |
2 files changed, 89 insertions, 16 deletions
@@ -1,5 +1,10 @@ 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. * malloc/tst-posix_memalign.c: New file. 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" |