feat: multi-user system, bug fixes, security & performance fixes, and more

2026-03-14 13:28:46 +01:00
parent 576ad34f95
commit 261b536041
389 changed files with 231853 additions and 591 deletions
@@ -0,0 +1,148 @@
+// Wrapper of C-language FILE struct -*- C++ -*-
+
+// Copyright (C) 2000-2024 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+
+// This library 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 General Public License for more details.
+
+// Under Section 7 of GPL version 3, you are granted additional
+// permissions described in the GCC Runtime Library Exception, version
+// 3.1, as published by the Free Software Foundation.
+
+// You should have received a copy of the GNU General Public License and
+// a copy of the GCC Runtime Library Exception along with this program;
+// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+// <http://www.gnu.org/licenses/>.
+
+//
+// ISO C++ 14882: 27.8  File-based streams
+//
+
+/** @file bits/basic_file.h
+ *  This is an internal header file, included by other library headers.
+ *  Do not attempt to use it directly. @headername{ios}
+ */
+
+#ifndef _GLIBCXX_BASIC_FILE_STDIO_H
+#define _GLIBCXX_BASIC_FILE_STDIO_H 1
+
+#pragma GCC system_header
+
+#include <bits/c++config.h>
+#include <bits/c++io.h>  // for __c_lock and __c_file
+#include <bits/move.h>   // for swap
+#include <ios>
+
+namespace std _GLIBCXX_VISIBILITY(default)
+{
+_GLIBCXX_BEGIN_NAMESPACE_VERSION
+
+  // Generic declaration.
+  template<typename _CharT>
+    class __basic_file;
+
+  // Specialization.
+  template<>
+    class __basic_file<char>
+    {
+      // Underlying data source/sink.
+      __c_file* 	_M_cfile;
+
+      // True iff we opened _M_cfile, and thus must close it ourselves.
+      bool 		_M_cfile_created;
+
+    public:
+      __basic_file(__c_lock* __lock = 0) throw ();
+
+#if __cplusplus >= 201103L
+      __basic_file(__basic_file&& __rv, __c_lock* = 0) noexcept
+      : _M_cfile(__rv._M_cfile), _M_cfile_created(__rv._M_cfile_created)
+      {
+	__rv._M_cfile = nullptr;
+	__rv._M_cfile_created = false;
+      }
+
+      __basic_file& operator=(const __basic_file&) = delete;
+      __basic_file& operator=(__basic_file&&) = delete;
+
+      void
+      swap(__basic_file& __f) noexcept
+      {
+	std::swap(_M_cfile, __f._M_cfile);
+	std::swap(_M_cfile_created, __f._M_cfile_created);
+      }
+#endif
+
+      __basic_file*
+      open(const char* __name, ios_base::openmode __mode, int __prot = 0664);
+
+#if _GLIBCXX_HAVE__WFOPEN && _GLIBCXX_USE_WCHAR_T
+      __basic_file*
+      open(const wchar_t* __name, ios_base::openmode __mode);
+#endif
+
+      __basic_file*
+      sys_open(__c_file* __file, ios_base::openmode);
+
+      __basic_file*
+      sys_open(int __fd, ios_base::openmode __mode) throw ();
+
+      __basic_file*
+      close();
+
+      _GLIBCXX_PURE bool
+      is_open() const throw ();
+
+      _GLIBCXX_PURE int
+      fd() throw ();
+
+      _GLIBCXX_PURE __c_file*
+      file() throw ();
+
+      ~__basic_file();
+
+      streamsize
+      xsputn(const char* __s, streamsize __n);
+
+      streamsize
+      xsputn_2(const char* __s1, streamsize __n1,
+	       const char* __s2, streamsize __n2);
+
+      streamsize
+      xsgetn(char* __s, streamsize __n);
+
+      streamoff
+      seekoff(streamoff __off, ios_base::seekdir __way) throw ();
+
+      int
+      sync();
+
+      streamsize
+      showmanyc();
+
+#if __cplusplus >= 201103L
+#ifdef _GLIBCXX_USE_STDIO_PURE
+      using native_handle_type = __c_file*; // FILE*
+#elif _GLIBCXX_USE__GET_OSFHANDLE
+      using native_handle_type = void*;     // HANDLE
+#else
+      using native_handle_type = int;       // POSIX file descriptor
+#endif
+
+      native_handle_type
+      native_handle() const noexcept;
+#endif
+    };
+
+_GLIBCXX_END_NAMESPACE_VERSION
+} // namespace
+
+#endif