Jack2 1.9.12

JackWinProcessSync.h
1 /*
2 Copyright (C) 2004-2008 Grame
3
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU Lesser General Public License as published by
6 the Free Software Foundation; either version 2.1 of the License, or
7 (at your option) any later version.
8
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU Lesser General Public License for more details.
13
14 You should have received a copy of the GNU Lesser General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
17
18 */
19
20 #ifndef __JackWinProcessSync__
21 #define __JackWinProcessSync__
22
23 #include "JackWinMutex.h"
24
25 namespace Jack
26 {
27
32 class JackWinProcessSync : public JackWinMutex
33 {
34
35 private:
36
37 HANDLE fEvent;
38
39 public:
40
41 JackWinProcessSync(const char* name = NULL):JackWinMutex(name)
42 {
43 if (name) {
44 char buffer[MAX_PATH];
45 snprintf(buffer, sizeof(buffer), "%s_%s", "JackWinProcessSync", name);
46 fEvent = CreateEvent(NULL, TRUE, FALSE, buffer); // Needs ResetEvent
47 //fEvent = CreateEvent(NULL, FALSE, FALSE, buffer); // Auto-reset event
48 } else {
49 fEvent = CreateEvent(NULL, TRUE, FALSE, NULL); // Needs ResetEvent
50 //fEvent = CreateEvent(NULL, FALSE, FALSE, NULL); // Auto-reset event
51 }
52
53 ThrowIf((fEvent == 0), JackException("JackWinProcessSync: could not init the event"));
54 }
55 virtual ~JackWinProcessSync()
56 {
57 CloseHandle(fEvent);
58 }
59
60 bool TimedWait(long usec);
61 bool LockedTimedWait(long usec);
62
63 void Wait();
64 void LockedWait();
65
66 void Signal();
67 void LockedSignal();
68
69 void SignalAll();
70 void LockedSignalAll();
71 };
72
73 } // end of namespace
74
75 #endif
76
Jack::JackWinMutex
Definition: JackWinMutex.h:63
Jack::JackWinProcessSync
A synchronization primitive built using a condition variable.
Definition: JackWinProcessSync.h:32
Jack::JackException
Exception base class.
Definition: JackException.h:43