kc3-lang/angle/src/common/tls.h

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• Hash : b8af723d
  Author :
  Date : 2015-03-16T22:33:25
  

  Fix and enable warning C4245 (signed/unsigned mismatch)
  
  Change-Id: If48043835fcc98341a0626e3ece7d0e3f7958059
  Reviewed-on: https://chromium-review.googlesource.com/260630
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Cooper Partin <coopp@microsoft.com>
  Tested-by: Austin Kinross <aukinros@microsoft.com>
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  

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• src/common/tls.h

• //
  // 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_
  

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