2 * Copyright (c) 2005 David Xu
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Neither the name of the author nor the names of any co-contributors
11 * may be used to endorse or promote products derived from this software
12 * without specific prior written permission.
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * $DragonFly: src/lib/libthread_xu/thread/thr_event.c,v 1.2 2006/04/05 12:12:23 davidxu Exp $
29 #include "thr_private.h"
31 int _thread_event_mask;
32 struct pthread *_thread_last_event;
33 umtx_t _thr_event_lock;
36 _thread_bp_create(void)
41 _thread_bp_death(void)
46 _thr_report_creation(struct pthread *curthread, struct pthread *newthread)
48 curthread->event_buf.event = TD_CREATE;
49 curthread->event_buf.th_p = (td_thrhandle_t *)newthread;
50 curthread->event_buf.data = 0;
51 THR_UMTX_LOCK(curthread, &_thr_event_lock);
52 _thread_last_event = curthread;
54 _thread_last_event = NULL;
55 THR_UMTX_UNLOCK(curthread, &_thr_event_lock);
59 _thr_report_death(struct pthread *curthread)
61 curthread->event_buf.event = TD_DEATH;
62 curthread->event_buf.th_p = (td_thrhandle_t *)curthread;
63 curthread->event_buf.data = 0;
64 THR_UMTX_LOCK(curthread, &_thr_event_lock);
65 _thread_last_event = curthread;
67 _thread_last_event = NULL;
68 THR_UMTX_UNLOCK(curthread, &_thr_event_lock);