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

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• Hash : 6c172e4b
  Author :
  Date : 2021-11-20T16:27:14
  

  Add support for memory cleanup on process exit
  
  This patch adds a callback to cleanup memory on process exit.
  
  Bug: angleproject:6723
  Test: Android CTS WrapperTest.testThreadCleanup
  Change-Id: Ia517d4c6ae280ddc1f17a3b6f77d437aaaad0678
  Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/3294581
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Tim Van Patten <timvp@google.com>
  Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
  Commit-Queue: Mohan Maiya <m.maiya@samsung.com>
  

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• src/common/tls.h

• //
  // Copyright 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/angleutils.h"
  #include "common/platform.h"
  
  #ifdef ANGLE_PLATFORM_WINDOWS
  #    include <windows.h>
  #endif
  
  namespace gl
  {
  class Context;
  }
  
  #ifdef ANGLE_PLATFORM_WINDOWS
  
  // TLS does not exist for Windows Store and needs to be emulated
  #    ifdef ANGLE_ENABLE_WINDOWS_UWP
  #        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 <errno.h>
  #    include <pthread.h>
  #    include <semaphore.h>
  typedef pthread_key_t TLSIndex;
  #    define TLS_INVALID_INDEX (static_cast<TLSIndex>(-1))
  #else
  #    error Unsupported platform.
  #endif
  
  using PthreadKeyDestructor = void (*)(void *);
  TLSIndex CreateTLSIndex(PthreadKeyDestructor destructor);
  bool DestroyTLSIndex(TLSIndex index);
  
  bool SetTLSValue(TLSIndex index, void *value);
  void *GetTLSValue(TLSIndex index);
  
  #endif  // COMMON_TLS_H_
  

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