Jack2: JackMachSemaphore.h Source File

Jack2 1.9.12

JackMachSemaphore.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 __JackMachSemaphore__
21 #define __JackMachSemaphore__
22
23 #include "JackCompilerDeps.h"
24 #include "JackSynchro.h"
25 #include <mach/mach.h>
26 #include <servers/bootstrap.h>
27 #include <mach/semaphore.h>
28
29 namespace Jack
30 {
31
36 class SERVER_EXPORT JackMachSemaphore : public detail::JackSynchro
37 {
38
39 private:
40
41 semaphore_t fSemaphore;
42 mach_port_t fBootPort;
43
44 protected:
45
46 void BuildName(const char* name, const char* server_name, char* res, int size);
47
48 public:
49
50 JackMachSemaphore():JackSynchro(), fSemaphore(0), fBootPort(0)
51 {}
52
53 bool Signal();
54 bool SignalAll();
55 bool Wait();
56 bool TimedWait(long usec);
57
58 bool Allocate(const char* name, const char* server_name, int value);
59 bool Connect(const char* name, const char* server_name);
60 bool ConnectInput(const char* name, const char* server_name);
61 bool ConnectOutput(const char* name, const char* server_name);
62 bool Disconnect();
63 void Destroy();
64 };
65
66
67 } // end of namespace
68
69
70 #endif
71
Jack::JackMachSemaphore
Inter process synchronization using using Mach semaphore.
Definition: JackMachSemaphore.h:36
Jack::JackPosixSemaphore
Inter process synchronization using POSIX semaphore.
Definition: JackPosixSemaphore.h:36
Jack::detail::JackSynchro
An inter process synchronization primitive.
Definition: JackSynchro.h:35