xnu-4570.20.62.tar.gz
[apple/xnu.git] / tools / tests / libMicro / siglongjmp.c
CommitLineData
b0d623f7
A
1/*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms
5 * of the Common Development and Distribution License
6 * (the "License"). You may not use this file except
7 * in compliance with the License.
8 *
9 * You can obtain a copy of the license at
10 * src/OPENSOLARIS.LICENSE
11 * or http://www.opensolaris.org/os/licensing.
12 * See the License for the specific language governing
13 * permissions and limitations under the License.
14 *
15 * When distributing Covered Code, include this CDDL
16 * HEADER in each file and include the License file at
17 * usr/src/OPENSOLARIS.LICENSE. If applicable,
18 * add the following below this CDDL HEADER, with the
19 * fields enclosed by brackets "[]" replaced with your
20 * own identifying information: Portions Copyright [yyyy]
21 * [name of copyright owner]
22 *
23 * CDDL HEADER END
24 */
25
26/*
27 * Copyright 2005 Sun Microsystems, Inc. All rights reserved.
28 * Use is subject to license terms.
29 */
30
31#include <unistd.h>
32#include <stdio.h>
33#include <stdlib.h>
34#include <setjmp.h>
35
36#include "libmicro.h"
37
38typedef struct {
39 jmp_buf ts_env;
40} tsd_t;
41
42int
43benchmark_init()
44{
45 lm_tsdsize = sizeof (tsd_t);
46
47 lm_tsdsize = 0;
48
49 (void) sprintf(lm_usage, "notes: measures siglongjmp()\n");
50
51 return (0);
52}
53
54int
55benchmark(void *tsd, result_t *res)
56{
57 tsd_t *ts = (tsd_t *)tsd;
58
6d2010ae
A
59#if 1 /* Apple fix to longjmp/siglongjmp tests, see radar 7440118 */
60 volatile int i = 0;
61#else
b0d623f7 62 int i = 0;
6d2010ae 63#endif /* end of Apple fix */
b0d623f7
A
64
65 (void) sigsetjmp(ts->ts_env, 1);
66
67 if (i++ < lm_optB)
68 siglongjmp(ts->ts_env, 0);
69
70 res->re_count = lm_optB;
71
72 return (0);
73}