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/***********************************************************************
* fsystem.h - Abstract class for system calls *
* *
* This file is part of the FINAL CUT widget toolkit *
* *
* Copyright 2019-2022 Markus Gans *
* *
* FINAL CUT is free software; you can redistribute it and/or modify *
* it under the terms of the GNU Lesser General Public License as *
* published by the Free Software Foundation; either version 3 of *
* the License, or (at your option) any later version. *
* *
* FINAL CUT is distributed in the hope that it will be useful, but *
* WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU Lesser General Public License for more details. *
* *
* You should have received a copy of the GNU Lesser General Public *
* License along with this program. If not, see *
* <http://www.gnu.org/licenses/>. *
***********************************************************************/
/* Standalone class
* ════════════════
*
* ▕▔▔▔▔▔▔▔▔▔▏
* ▕ FSystem ▏
* ▕▁▁▁▁▁▁▁▁▁▏
*/
#ifndef FSYSTEM_H
#define FSYSTEM_H
#if !defined (USE_FINAL_H) && !defined (COMPILE_FINAL_CUT)
#error "Only <final/final.h> can be included directly."
#endif
#include <memory>
#include <pwd.h>
#include "final/ftypes.h"
namespace finalcut
{
//----------------------------------------------------------------------
// class FSystem
//----------------------------------------------------------------------
class FSystem
{
public:
// Constructor
FSystem() = default;
// Destructor
virtual ~FSystem() noexcept;
// Accessor
static auto getInstance() -> std::unique_ptr<FSystem>&;
// Methods
virtual auto inPortByte (uShort) -> uChar = 0;
virtual void outPortByte (uChar, uShort) = 0;
virtual auto isTTY (int) const -> int = 0;
virtual auto ioctl (int, uLong, ...) -> int = 0;
virtual auto open (const char*, int, ...) -> int = 0;
virtual auto close (int) -> int = 0;
virtual auto fopen (const char*, const char*) -> FILE* = 0;
virtual auto fclose (FILE*) -> int = 0;
virtual auto fputs (const char*, FILE*) -> int = 0;
virtual auto putchar (int) -> int = 0;
virtual auto getuid() -> uid_t = 0;
virtual auto geteuid() -> uid_t = 0;
virtual auto getpwuid_r ( uid_t, struct passwd*, char*
, size_t, struct passwd**) -> int = 0;
virtual auto realpath (const char*, char*) -> char* = 0;
};
} // namespace finalcut
#endif // FSYSTEM_H
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