mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-16 01:50:11 +00:00
688903eb3e
* All files with FSF copyright notices: Update copyright dates using scripts/update-copyrights. * locale/programs/charmap-kw.h: Regenerated. * locale/programs/locfile-kw.h: Likewise.
154 lines
3.3 KiB
C
154 lines
3.3 KiB
C
/* Copyright (C) 2000-2018 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Ulrich Drepper <drepper@redhat.com>, 2000.
|
|
|
|
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 <stdio.h>
|
|
#include <stdlib.h>
|
|
#include <tst-stack-align.h>
|
|
|
|
struct item
|
|
{
|
|
int val;
|
|
const char *str;
|
|
} arr[] =
|
|
{
|
|
{ 0, "zero" },
|
|
{ 1, "one" },
|
|
{ 2, "two" },
|
|
{ 3, "three" },
|
|
{ 4, "four" },
|
|
{ 5, "five" },
|
|
{ 6, "six" },
|
|
{ 7, "seven" },
|
|
{ 8, "eight" },
|
|
{ 9, "nine" },
|
|
{ 10, "ten" }
|
|
};
|
|
#define narr (sizeof (arr) / sizeof (arr[0]))
|
|
|
|
static int align_check;
|
|
|
|
static int
|
|
comp (const void *p1, const void *p2)
|
|
{
|
|
struct item *e1 = (struct item *) p1;
|
|
struct item *e2 = (struct item *) p2;
|
|
|
|
if (!align_check)
|
|
align_check = TEST_STACK_ALIGN () ? -1 : 1;
|
|
|
|
return e1->val - e2->val;
|
|
}
|
|
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
size_t cnt;
|
|
int result = 0;
|
|
struct item key;
|
|
struct item *res;
|
|
|
|
for (cnt = 0; cnt < narr; ++cnt)
|
|
{
|
|
|
|
key.val = arr[cnt].val;
|
|
|
|
res = (struct item *) bsearch (&key, arr, narr, sizeof (arr[0]), comp);
|
|
if (res == NULL)
|
|
{
|
|
printf ("entry %zd not found\n", cnt);
|
|
result = 1;
|
|
}
|
|
else if (res != &arr[cnt])
|
|
{
|
|
puts ("wrong entry returned");
|
|
result = 1;
|
|
}
|
|
}
|
|
|
|
/* And some special tests that shouldn't find any entry. */
|
|
key.val = -1;
|
|
res = (struct item *) bsearch (&key, arr, narr, sizeof (arr[0]), comp);
|
|
if (res != NULL)
|
|
{
|
|
puts ("found an entry that's not there");
|
|
result = 1;
|
|
}
|
|
|
|
key.val = 11;
|
|
res = (struct item *) bsearch (&key, arr, narr, sizeof (arr[0]), comp);
|
|
if (res != NULL)
|
|
{
|
|
puts ("found an entry that's not there");
|
|
result = 1;
|
|
}
|
|
|
|
key.val = 11;
|
|
res = (struct item *) bsearch (&key, arr, 0, sizeof (arr[0]), comp);
|
|
if (res != NULL)
|
|
{
|
|
puts ("found an entry that's not there");
|
|
result = 1;
|
|
}
|
|
|
|
/* Now the array contains only one element - no entry should be found. */
|
|
for (cnt = 0; cnt < narr; ++cnt)
|
|
{
|
|
key.val = arr[cnt].val;
|
|
|
|
res = (struct item *) bsearch (&key, &arr[5], 1, sizeof (arr[0]), comp);
|
|
if (cnt == 5)
|
|
{
|
|
if (res == NULL)
|
|
{
|
|
printf ("entry %zd not found\n", cnt);
|
|
result = 1;
|
|
}
|
|
else if (res != &arr[cnt])
|
|
{
|
|
puts ("wrong entry returned");
|
|
result = 1;
|
|
}
|
|
}
|
|
else if (res != NULL)
|
|
{
|
|
puts ("found an entry that's not there");
|
|
result = 1;
|
|
}
|
|
}
|
|
|
|
if (align_check == 0)
|
|
{
|
|
puts ("alignment not checked");
|
|
result = 1;
|
|
}
|
|
else if (align_check == -1)
|
|
{
|
|
puts ("stack not sufficiently aligned");
|
|
result = 1;
|
|
}
|
|
|
|
if (result == 0)
|
|
puts ("all OK");
|
|
|
|
return result;
|
|
}
|
|
|
|
#define TEST_FUNCTION do_test ()
|
|
#include "../test-skeleton.c"
|