overby.me
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1/*-
2 * Copyright (c) 2011, Mark Heily <mark@heily.com>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice unmodified, this list of conditions, and the following
10 * disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 *
26 */
27
28#include <limits.h>
29#include <stdlib.h>
30#include <stdio.h>
31#include <string.h>
32#include <unistd.h>
33
34#include <time.h>
35
36#include "config.h"
37#include "src/private.h"
38
39#if HAVE_ERR_H
40# include <err.h>
41#else
42# define err(rc,msg,...) do { perror(msg); exit(rc); } while (0)
43# define errx(rc,msg,...) do { puts(msg); exit(rc); } while (0)
44#endif
45
46#include "pthread_workqueue.h"
47
48pthread_workqueue_t wq;
49
50void additem(void (*func)(void *),
51 void * arg)
52{
53 int rv;
54
55 rv = pthread_workqueue_additem_np(wq, *func, arg, NULL, NULL);
56 if (rv != 0)
57 errx(1, "unable to add item: %s", strerror(rv));
58}
59
60
61void
62feedback(void *arg)
63{
64 int *i = (int *) arg;
65 struct timespec tv;
66
67 (*i)--;
68 if ((*i) <= 0) {
69 puts("All tests completed.\n");
70 exit(0);
71 } else {
72 additem(feedback, arg);
73 tv.tv_sec = 0;
74 tv.tv_nsec = 750;
75 nanosleep(&tv, NULL);
76 }
77}
78
79int main() {
80 int i = 10000;
81
82 pthread_workqueue_create_np(&wq, NULL);
83 additem(feedback, &i);
84 pause();
85}