xnu-1456.1.26.tar.gz

[apple/xnu.git] / tools / tests / libMicro / semop.c

diff --git a/tools/tests/libMicro/semop.c b/tools/tests/libMicro/semop.c
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+++ b/tools/tests/libMicro/semop.c
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+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms
+ * of the Common Development and Distribution License
+ * (the "License").  You may not use this file except
+ * in compliance with the License.
+ *
+ * You can obtain a copy of the license at
+ * src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing
+ * permissions and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL
+ * HEADER in each file and include the License file at
+ * usr/src/OPENSOLARIS.LICENSE.  If applicable,
+ * add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your
+ * own identifying information: Portions Copyright [yyyy]
+ * [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+
+/*
+ * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#include <unistd.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <sys/types.h>
+#include <sys/ipc.h>
+#include <sys/sem.h>
+
+#include "libmicro.h"
+
+
+typedef struct {
+       int     ts_semid;
+} tsd_t;
+
+int
+benchmark_init()
+{
+       lm_tsdsize = sizeof (tsd_t);
+
+       (void) sprintf(lm_usage, "notes: measures semop()\n");
+
+       return (0);
+}
+
+int
+benchmark_initbatch(void *tsd)
+{
+
+       tsd_t                   *ts = (tsd_t *)tsd;
+
+       if ((ts->ts_semid = semget(IPC_PRIVATE, 2, 0600)) == -1) {
+               return (-1);
+       }
+
+       return (0);
+}
+
+int
+benchmark_finibatch(void *tsd)
+{
+       tsd_t                   *ts = (tsd_t *)tsd;
+
+       (void) semctl(ts->ts_semid, 0, IPC_RMID);
+
+       return (0);
+}
+
+int
+benchmark(void *tsd, result_t *res)
+{
+       int                     i;
+       tsd_t                   *ts = (tsd_t *)tsd;
+       struct sembuf           s[1];
+
+       for (i = 0; i < lm_optB; i++) {
+               s[0].sem_num = 0;
+               s[0].sem_op  = 1;
+               s[0].sem_flg = 0;
+               if (semop(ts->ts_semid, s, 1) == -1) {
+                       res->re_errors++;
+               }
+               s[0].sem_num = 0;
+               s[0].sem_op  = -1;
+               s[0].sem_flg = 0;
+               if (semop(ts->ts_semid, s, 1) == -1) {
+                       res->re_errors++;
+               }
+       }
+
+       res->re_count += lm_optB;
+
+       return (0);
+}