tempdir.H

//------------------------------------------------------------------------
// tempdir.H --
//
// Providing a class to create a unique temporary directory.
// The directory is deleted again at the end of the lifetime of the
// object.
//
// written by Harald Klimach <harald.klimach@dlr.de>
//
// (c) 2024 Deutsches Zentrum für Luft- und Raumfahrt (DLR) e.V.
//          Linder Höhe, 51147 Köln
//
// All Rights Reserved.  Proprietary source code.  The contents of
// this file may not be disclosed to third parties, copied or
// duplicated in any form, in whole or in part, without the prior
// written permission of SMR or DLR.
//
//------------------------------------------------------------------------
 
#ifndef TEMPDIR_H_
#define TEMPDIR_H_
#include <filesystem>
#include <string>
 
class Tempdir {
public:
    Tempdir(std::string prefix, unsigned long max_tries);
    explicit Tempdir(std::string prefix) : Tempdir(prefix, 100) {}
    explicit Tempdir() : Tempdir("") {}
 
    Tempdir(const Tempdir& other) = delete;  // Don't allow copy construction
    Tempdir(Tempdir&& other) {
        dirpath = other.dirpath;
        other.delete_dir = false;
    }
    Tempdir& operator=(const Tempdir& other) = delete;  // Don't allow copy assignment
    Tempdir& operator=(Tempdir&& other);
 
    ~Tempdir();
 
    std::filesystem::path path() const;
 
private:
    bool delete_dir{true};
    std::filesystem::path dirpath;
};
 
#endif  // TEMPDIR_H_