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      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 
     38 typedef struct {
     39 	jmp_buf			ts_env;
     40 } tsd_t;
     41 
     42 int
     43 benchmark_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 
     54 int
     55 benchmark(void *tsd, result_t *res)
     56 {
     57 	tsd_t			*ts = (tsd_t *)tsd;
     58 
     59 	int i = 0;
     60 
     61 	(void) sigsetjmp(ts->ts_env, 1);
     62 
     63 	if (i++ < lm_optB)
     64 		siglongjmp(ts->ts_env, 0);
     65 
     66 	res->re_count = lm_optB;
     67 
     68 	return (0);
     69 }
     70