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author | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
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committer | Matt A. Tobin <mattatobin@localhost.localdomain> | 2018-02-02 04:16:08 -0500 |
commit | 5f8de423f190bbb79a62f804151bc24824fa32d8 (patch) | |
tree | 10027f336435511475e392454359edea8e25895d /gfx/angle/src/common/tls.h | |
parent | 49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff) | |
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Add m-esr52 at 52.6.0
Diffstat (limited to 'gfx/angle/src/common/tls.h')
-rwxr-xr-x | gfx/angle/src/common/tls.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/gfx/angle/src/common/tls.h b/gfx/angle/src/common/tls.h new file mode 100755 index 000000000..ca9e07ab7 --- /dev/null +++ b/gfx/angle/src/common/tls.h @@ -0,0 +1,46 @@ +// +// Copyright (c) 2014 The ANGLE Project Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. +// + +// tls.h: Simple cross-platform interface for thread local storage. + +#ifndef COMMON_TLS_H_ +#define COMMON_TLS_H_ + +#include "common/platform.h" + +#ifdef ANGLE_PLATFORM_WINDOWS + +// TLS does not exist for Windows Store and needs to be emulated +# ifdef ANGLE_ENABLE_WINDOWS_STORE +# ifndef TLS_OUT_OF_INDEXES +# define TLS_OUT_OF_INDEXES static_cast<DWORD>(0xFFFFFFFF) +# endif +# ifndef CREATE_SUSPENDED +# define CREATE_SUSPENDED 0x00000004 +# endif +# endif + typedef DWORD TLSIndex; +# define TLS_INVALID_INDEX (TLS_OUT_OF_INDEXES) +#elif defined(ANGLE_PLATFORM_POSIX) +# include <pthread.h> +# include <semaphore.h> +# include <errno.h> + typedef pthread_key_t TLSIndex; +# define TLS_INVALID_INDEX (static_cast<TLSIndex>(-1)) +#else +# error Unsupported platform. +#endif + +// TODO(kbr): for POSIX platforms this will have to be changed to take +// in a destructor function pointer, to allow the thread-local storage +// to be properly deallocated upon thread exit. +TLSIndex CreateTLSIndex(); +bool DestroyTLSIndex(TLSIndex index); + +bool SetTLSValue(TLSIndex index, void *value); +void *GetTLSValue(TLSIndex index); + +#endif // COMMON_TLS_H_ |