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1 /* | |
2 * Copyright 2013 Google Inc. | |
3 * | |
4 * Use of this source code is governed by a BSD-style license that can be | |
5 * found in the LICENSE file. | |
6 */ | |
7 | |
8 #ifndef SkMutex_none_DEFINED | |
9 #define SkMutex_none_DEFINED | |
10 | |
11 /** Non-mutex mutex for uniprocessor systems. */ | |
12 | |
13 struct SkBaseMutex { | |
14 void acquire() { } | |
15 void release() { } | |
16 }; | |
17 | |
18 class SkMutex : public SkBaseMutex { | |
19 public: | |
20 SkMutex() { } | |
21 ~SkMutex() { } | |
22 | |
23 private: | |
24 SkMutex(const SkMutex&); | |
25 SkMutex& operator=(const SkMutex&); | |
26 }; | |
27 | |
28 // Using POD-style initialization prevents the generation of a static initialize
r. | |
29 #define SK_DECLARE_STATIC_MUTEX(name) static SkBaseMutex name = { } | |
30 | |
31 // Special case used when the static mutex must be available globally. | |
32 #define SK_DECLARE_GLOBAL_MUTEX(name) SkBaseMutex name = { } | |
33 | |
34 #endif | |
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