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1 /* | 1 /* |
2 * Copyright 2015 Google Inc. | 2 * Copyright 2015 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #ifndef SkMutex_DEFINED | 8 #ifndef SkMutex_DEFINED |
9 #define SkMutex_DEFINED | 9 #define SkMutex_DEFINED |
10 | 10 |
11 #include "../private/SkSemaphore.h" | 11 #include "../private/SkSemaphore.h" |
12 #include "../private/SkThreadID.h" | 12 #include "../private/SkThreadID.h" |
13 #include "SkTypes.h" | 13 #include "SkTypes.h" |
14 | 14 |
15 // TODO: no need for this anymore. | |
16 #define SK_DECLARE_STATIC_MUTEX(name) static SkMutex name; | |
17 | |
18 class SkMutex { | 15 class SkMutex { |
19 public: | 16 public: |
20 constexpr SkMutex() = default; | 17 constexpr SkMutex() = default; |
21 | 18 |
22 SkMutex(const SkMutex&) = delete; | 19 SkMutex(const SkMutex&) = delete; |
23 SkMutex& operator=(const SkMutex&) = delete; | 20 SkMutex& operator=(const SkMutex&) = delete; |
24 | 21 |
25 void acquire() { | 22 void acquire() { |
26 fSemaphore.wait(); | 23 fSemaphore.wait(); |
27 SkDEBUGCODE(fOwner = SkGetThreadID();) | 24 SkDEBUGCODE(fOwner = SkGetThreadID();) |
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92 Lock &fLock; | 89 Lock &fLock; |
93 }; | 90 }; |
94 | 91 |
95 typedef SkAutoTAcquire<SkMutex> SkAutoMutexAcquire; | 92 typedef SkAutoTAcquire<SkMutex> SkAutoMutexAcquire; |
96 #define SkAutoMutexAcquire(...) SK_REQUIRE_LOCAL_VAR(SkAutoMutexAcquire) | 93 #define SkAutoMutexAcquire(...) SK_REQUIRE_LOCAL_VAR(SkAutoMutexAcquire) |
97 | 94 |
98 typedef SkAutoTExclusive<SkMutex> SkAutoMutexExclusive; | 95 typedef SkAutoTExclusive<SkMutex> SkAutoMutexExclusive; |
99 #define SkAutoMutexExclusive(...) SK_REQUIRE_LOCAL_VAR(SkAutoMutexExclusive) | 96 #define SkAutoMutexExclusive(...) SK_REQUIRE_LOCAL_VAR(SkAutoMutexExclusive) |
100 | 97 |
101 #endif//SkMutex_DEFINED | 98 #endif//SkMutex_DEFINED |
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