tools/tests/libMicro/sigaction.c

   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 <stdlib.h>
  33 #include <stdio.h>
  34 #include <string.h>
  35 #include <signal.h>
  36
  37 #include "libmicro.h"
  38
  39 #ifdef __sun
  40 static void
  41 nop()
  42 {
  43 }
  44 #else
  45 static void
  46 nop(int sig)
  47 {
  48 }
  49 #endif
  50
  51
  52 typedef struct {
  53         struct sigaction ts_act;
  54 } tsd_t;
  55
  56 int
  57 benchmark_init()
  58 {
  59         lm_tsdsize = sizeof (tsd_t);
  60
  61         (void) sprintf(lm_usage, "notes: measures sigaction()\n");
  62
  63         return (0);
  64 }
  65
  66 int
  67 benchmark_initbatch(void *tsd)
  68 {
  69
  70         tsd_t                   *ts = (tsd_t *)tsd;
  71         ts->ts_act.sa_handler = nop;
  72         ts->ts_act.sa_flags = 0;
  73         (void) sigemptyset(&ts->ts_act.sa_mask);
  74
  75         return (0);
  76 }
  77
  78 int
  79 benchmark(void *tsd, result_t *res)
  80 {
  81         int                     i;
  82         tsd_t                   *ts = (tsd_t *)tsd;
  83         struct sigaction        oact;
  84
  85         res->re_errors = 0;
  86
  87         for (i = 0; i < lm_optB; i++) {
  88                 if (sigaction(SIGUSR1, &ts->ts_act, &oact))
  89                         res->re_errors++;
  90         }
  91
  92         res->re_count += lm_optB;
  93
  94         return (0);
  95 }