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mutexImpl.h
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1/**
2 * PANDA 3D SOFTWARE
3 * Copyright (c) Carnegie Mellon University. All rights reserved.
4 *
5 * All use of this software is subject to the terms of the revised BSD
6 * license. You should have received a copy of this license along
7 * with this source code in a file named "LICENSE."
8 *
9 * @file mutexImpl.h
10 * @author drose
11 * @date 2002-08-08
12 */
13
14#ifndef MUTEXIMPL_H
15#define MUTEXIMPL_H
16
17#include "dtoolbase.h"
18#include "selectThreadImpl.h"
19
20#if defined(THREAD_DUMMY_IMPL)||defined(THREAD_SIMPLE_IMPL)
21
22#include "mutexDummyImpl.h"
25#define HAVE_REMUTEXIMPL 1
26
27#elif defined(MUTEX_SPINLOCK)
28
29#include "mutexSpinlockImpl.h"
30typedef MutexSpinlockImpl MutexImpl;
31#undef HAVE_REMUTEXIMPL
32
33#elif defined(THREAD_WIN32_IMPL)
34
35#include "mutexWin32Impl.h"
36typedef MutexWin32Impl MutexImpl;
37typedef MutexWin32Impl ReMutexImpl; // Win32 Mutexes are always reentrant.
38#define HAVE_REMUTEXIMPL 1
39
40#elif defined(THREAD_POSIX_IMPL)
41
42#include "mutexPosixImpl.h"
43typedef MutexPosixImpl MutexImpl;
44typedef ReMutexPosixImpl ReMutexImpl;
45#define HAVE_REMUTEXIMPL 1
46
47#endif
48
49// Also define what a true OS-provided lock will be, even if we don't have
50// threading enabled in the build. Sometimes we need to interface with an
51// external program or something that wants real locks.
52#if defined(WIN32_VC) || (defined(_WIN32) && !defined(HAVE_POSIX_THREADS))
53#include "mutexWin32Impl.h"
54typedef MutexWin32Impl TrueMutexImpl;
55
56#elif defined(HAVE_POSIX_THREADS)
57#include "mutexPosixImpl.h"
58typedef MutexPosixImpl TrueMutexImpl;
59
60#else
61// No true threads, sorry. Better not try to use 'em.
62
63#endif
64
65#endif
A fake mutex implementation for single-threaded applications that don't need any synchronization cont...
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.
PANDA 3D SOFTWARE Copyright (c) Carnegie Mellon University.