Upstream version 9.38.198.0
[platform/framework/web/crosswalk.git] / src / third_party / angle / src / common / tls.h
1 //
2 // Copyright (c) 2014 The ANGLE Project Authors. All rights reserved.
3 // Use of this source code is governed by a BSD-style license that can be
4 // found in the LICENSE file.
5 //
6
7 // tls.h: Simple cross-platform interface for thread local storage.
8
9 #ifndef COMMON_TLS_H_
10 #define COMMON_TLS_H_
11
12 #include "common/platform.h"
13
14 #ifdef ANGLE_PLATFORM_WINDOWS
15     typedef DWORD TLSIndex;
16 #   define TLS_INVALID_INDEX (TLS_OUT_OF_INDEXES)
17 #elif defined(ANGLE_PLATFORM_POSIX)
18 #   include <pthread.h>
19 #   include <semaphore.h>
20 #   include <errno.h>
21     typedef pthread_key_t TLSIndex;
22 #   define TLS_INVALID_INDEX (static_cast<TLSIndex>(-1))
23 #else
24 #   error Unsupported platform.
25 #endif
26
27 TLSIndex CreateTLSIndex();
28 bool DestroyTLSIndex(TLSIndex index);
29
30 bool SetTLSValue(TLSIndex index, void *value);
31 void *GetTLSValue(TLSIndex index);
32
33 #endif // COMMON_TLS_H_