rocm-systems/projects/rocprofiler-sdk/source/lib/rocprofiler-sdk-tool/tmp_file.hpp

// MIT License
//
// Copyright (c) 2023 Advanced Micro Devices, Inc. All rights reserved.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// SOFTWARE.

#pragma once

#include <fstream>
#include <ios>
#include <mutex>
#include <set>
#include <string>

struct tmp_file
{
    tmp_file(std::string _filename);
    ~tmp_file();

    bool open(std::ios::openmode = std::ios::binary | std::ios::in | std::ios::out);
    bool fopen(const char* = "r+");
    bool flush();
    bool close();
    bool remove();

    explicit operator bool() const;

    std::string              filename     = {};
    std::string              subdirectory = {};
    std::fstream             stream       = {};
    FILE*                    file         = nullptr;
    int                      fd           = -1;
    std::set<std::streampos> file_pos     = {};
    std::mutex               file_mutex   = {};
};