tls.h

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Author : Austin Kinross
Date : 2015-03-16 22:33:25
Hash : b8af723d
Message : 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>

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_

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

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