llvm/compiler-rt/lib/sanitizer_common/sanitizer_thread_arg_retval.h

//===-- sanitizer_thread_arg_retval.h ---------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file is shared between sanitizer tools.
//
// Tracks thread arguments and return value for leak checking.
//===----------------------------------------------------------------------===//

#ifndef SANITIZER_THREAD_ARG_RETVAL_H
#define SANITIZER_THREAD_ARG_RETVAL_H

#include "sanitizer_common.h"
#include "sanitizer_dense_map.h"
#include "sanitizer_list.h"
#include "sanitizer_mutex.h"

namespace __sanitizer {

// Primary goal of the class is to keep alive arg and retval pointer for leak
// checking. However it can be used to pass those pointer into wrappers used by
// interceptors. The difference from ThreadRegistry/ThreadList is that this
// class keeps data up to the detach or join, as exited thread still can be
// joined to retrive retval. ThreadRegistry/ThreadList can discard exited
// threads immediately.
class SANITIZER_MUTEX ThreadArgRetval { … };

}  // namespace __sanitizer

#endif  // SANITIZER_THREAD_ARG_RETVAL_H