1 // Wrapper of C-language FILE struct -*- C++ -*-
3 // Copyright (C) 2000, 2001, 2002, 2003, 2004, 2005
4 // Free Software Foundation, Inc.
6 // This file is part of the GNU ISO C++ Library. This library is free
7 // software; you can redistribute it and/or modify it under the
8 // terms of the GNU General Public License as published by the
9 // Free Software Foundation; either version 2, or (at your option)
12 // This library is distributed in the hope that it will be useful,
13 // but WITHOUT ANY WARRANTY; without even the implied warranty of
14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 // GNU General Public License for more details.
17 // You should have received a copy of the GNU General Public License along
18 // with this library; see the file COPYING. If not, write to the Free
19 // Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
22 // As a special exception, you may use this file as part of a free software
23 // library without restriction. Specifically, if other files instantiate
24 // templates or use macros or inline functions from this file, or you compile
25 // this file and link it with other files to produce an executable, this
26 // file does not by itself cause the resulting executable to be covered by
27 // the GNU General Public License. This exception does not however
28 // invalidate any other reasons why the executable file might be covered by
29 // the GNU General Public License.
32 // ISO C++ 14882: 27.8 File-based streams
35 /** @file basic_file.h
36 * This is an internal header file, included by other library headers.
37 * You should not attempt to use it directly.
40 #ifndef _BASIC_FILE_STDIO_H
41 #define _BASIC_FILE_STDIO_H 1
43 #pragma GCC system_header
45 #include <bits/c++config.h>
48 _GLIBCXX_BEGIN_NAMESPACE(std
)
50 // Generic declaration.
51 template<typename _CharT
>
56 class __basic_file
<char>
58 // Underlying data source/sink.
61 // True iff we opened _M_cfile, and thus must close it ourselves.
62 bool _M_cfile_created
;
65 __basic_file(__c_lock
* __lock
= 0);
68 open(const char* __name
, ios_base::openmode __mode
, int __prot
= 0664);
71 sys_open(__c_file
* __file
, ios_base::openmode
);
74 sys_open(int __fd
, ios_base::openmode __mode
);
91 xsputn(const char* __s
, streamsize __n
);
94 xsputn_2(const char* __s1
, streamsize __n1
,
95 const char* __s2
, streamsize __n2
);
98 xsgetn(char* __s
, streamsize __n
);
101 seekoff(streamoff __off
, ios_base::seekdir __way
);
110 _GLIBCXX_END_NAMESPACE