1 // Wrapper of C-language FILE struct -*- C++ -*-
3 // Copyright (C) 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 2, or (at your option)
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
16 // You should have received a copy of the GNU General Public License along
17 // with this library; see the file COPYING. If not, write to the Free
18 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
21 // As a special exception, you may use this file as part of a free software
22 // library without restriction. Specifically, if other files instantiate
23 // templates or use macros or inline functions from this file, or you compile
24 // this file and link it with other files to produce an executable, this
25 // file does not by itself cause the resulting executable to be covered by
26 // the GNU General Public License. This exception does not however
27 // invalidate any other reasons why the executable file might be covered by
28 // the GNU General Public License.
31 // ISO C++ 14882: 27.8 File-based streams
34 /** @file basic_file.h
35 * This is an internal header file, included by other library headers.
36 * You should not attempt to use it directly.
39 #ifndef _BASIC_FILE_STDIO_H
40 #define _BASIC_FILE_STDIO_H 1
42 #pragma GCC system_header
44 #include <bits/c++config.h>
49 // Generic declaration.
50 template<typename _CharT>
55 class __basic_file<char>
57 // Underlying data source/sink.
60 // True iff we opened _M_cfile, and thus must close it ourselves.
61 bool _M_cfile_created;
64 __basic_file(__c_lock* __lock = 0);
67 open(const char* __name, ios_base::openmode __mode, int __prot = 0664);
70 sys_open(__c_file* __file, ios_base::openmode);
73 sys_open(int __fd, ios_base::openmode __mode);
87 xsputn(const char* __s, streamsize __n);
90 xsputn_2(const char* __s1, streamsize __n1,
91 const char* __s2, streamsize __n2);
94 xsgetn(char* __s, streamsize __n);
97 seekoff(streamoff __off, ios_base::seekdir __way);