From e6918187568dbd01842d8d1d2c808ce16a894239 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 21 Apr 2024 13:54:28 +0200 Subject: Adding upstream version 18.2.2. Signed-off-by: Daniel Baumann --- src/rocksdb/port/win/win_logger.h | 64 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 64 insertions(+) create mode 100644 src/rocksdb/port/win/win_logger.h (limited to 'src/rocksdb/port/win/win_logger.h') diff --git a/src/rocksdb/port/win/win_logger.h b/src/rocksdb/port/win/win_logger.h new file mode 100644 index 000000000..1ca4610e9 --- /dev/null +++ b/src/rocksdb/port/win/win_logger.h @@ -0,0 +1,64 @@ +// Copyright (c) 2011-present, Facebook, Inc. All rights reserved. +// This source code is licensed under both the GPLv2 (found in the +// COPYING file in the root directory) and Apache 2.0 License +// (found in the LICENSE.Apache file in the root directory). +// +// Copyright (c) 2011 The LevelDB Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. See the AUTHORS file for names of contributors. +// +// Logger implementation that can be shared by all environments +// where enough posix functionality is available. + +#pragma once + +#include +#include + +#include +#include + +#include "rocksdb/env.h" + +namespace ROCKSDB_NAMESPACE { +class SystemClock; + +namespace port { +class WinLogger : public ROCKSDB_NAMESPACE::Logger { + public: + WinLogger(uint64_t (*gettid)(), SystemClock* clock, HANDLE file, + const InfoLogLevel log_level = InfoLogLevel::ERROR_LEVEL); + + virtual ~WinLogger(); + + WinLogger(const WinLogger&) = delete; + + WinLogger& operator=(const WinLogger&) = delete; + + void Flush() override; + + using ROCKSDB_NAMESPACE::Logger::Logv; + void Logv(const char* format, va_list ap) override; + + size_t GetLogFileSize() const override; + + void DebugWriter(const char* str, int len); + + protected: + Status CloseImpl() override; + + private: + HANDLE file_; + uint64_t (*gettid_)(); // Return the thread id for the current thread + std::atomic_size_t log_size_; + std::atomic_uint_fast64_t last_flush_micros_; + SystemClock* clock_; + bool flush_pending_; + + Status CloseInternal(); + + const static uint64_t flush_every_seconds_ = 5; +}; +} // namespace port + +} // namespace ROCKSDB_NAMESPACE -- cgit v1.2.3