1 // Forwarding declarations -*- C++ -*-
2 
3 // Copyright (C) 1997, 1998, 1999, 2001, 2002 Free Software Foundation, Inc.
4 //
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)
9 // any later version.
10 
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.
15 
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,
19 // USA.
20 
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.
29 
30 //
31 // ISO C++ 14882: 27.2  Forward declarations
32 //
33 
34 /** @file iosfwd
35  *  This is a Standard C++ Library header.  You should @c #include this header
36  *  in your programs, rather than any of the "st[dl]_*.h" implementation files.
37  */
38 
39 #ifndef _CPP_IOSFWD
40 #define _CPP_IOSFWD 1
41 
42 #pragma GCC system_header
43 
44 #include <bits/c++config.h>
45 #include <bits/stringfwd.h> // For string forward declarations.
46 #include <bits/fpos.h>
47 #include <bits/functexcept.h>
48 
49 namespace std
50 {
51   template<typename _CharT, typename _Traits = char_traits<_CharT> >
52     class basic_ios;
53 
54   template<typename _CharT, typename _Traits = char_traits<_CharT> >
55     class basic_streambuf;
56 
57   template<typename _CharT, typename _Traits = char_traits<_CharT> >
58     class basic_istream;
59 
60   template<typename _CharT, typename _Traits = char_traits<_CharT> >
61     class basic_ostream;
62 
63   template<typename _CharT, typename _Traits = char_traits<_CharT> >
64     class basic_iostream;
65 
66   template<typename _CharT, typename _Traits = char_traits<_CharT>,
67 	    typename _Alloc = allocator<_CharT> >
68     class basic_stringbuf;
69 
70   template<typename _CharT, typename _Traits = char_traits<_CharT>,
71 	   typename _Alloc = allocator<_CharT> >
72     class basic_istringstream;
73 
74   template<typename _CharT, typename _Traits = char_traits<_CharT>,
75 	   typename _Alloc = allocator<_CharT> >
76     class basic_ostringstream;
77 
78   template<typename _CharT, typename _Traits = char_traits<_CharT>,
79 	   typename _Alloc = allocator<_CharT> >
80     class basic_stringstream;
81 
82   template<typename _CharT, typename _Traits = char_traits<_CharT> >
83     class basic_filebuf;
84 
85   template<typename _CharT, typename _Traits = char_traits<_CharT> >
86     class basic_ifstream;
87 
88   template<typename _CharT, typename _Traits = char_traits<_CharT> >
89     class basic_ofstream;
90 
91   template<typename _CharT, typename _Traits = char_traits<_CharT> >
92     class basic_fstream;
93 
94   template<typename _CharT, typename _Traits = char_traits<_CharT> >
95     class istreambuf_iterator;
96 
97   template<typename _CharT, typename _Traits = char_traits<_CharT> >
98     class ostreambuf_iterator;
99 
100 #ifdef _GLIBCPP_RESOLVE_LIB_DEFECTS
101   // Not included.   (??? Apparently no LWG number?)
102   class ios_base;
103 #endif
104 
105   typedef basic_ios<char> 		ios;
106   typedef basic_streambuf<char> 	streambuf;
107   typedef basic_istream<char> 		istream;
108   typedef basic_ostream<char> 		ostream;
109   typedef basic_iostream<char> 		iostream;
110   typedef basic_stringbuf<char> 	stringbuf;
111   typedef basic_istringstream<char> 	istringstream;
112   typedef basic_ostringstream<char> 	ostringstream;
113   typedef basic_stringstream<char> 	stringstream;
114   typedef basic_filebuf<char> 		filebuf;
115   typedef basic_ifstream<char> 		ifstream;
116   typedef basic_ofstream<char> 		ofstream;
117   typedef basic_fstream<char> 		fstream;
118 
119 #ifdef _GLIBCPP_USE_WCHAR_T
120   typedef basic_ios<wchar_t> 		wios;
121   typedef basic_streambuf<wchar_t> 	wstreambuf;
122   typedef basic_istream<wchar_t> 	wistream;
123   typedef basic_ostream<wchar_t> 	wostream;
124   typedef basic_iostream<wchar_t> 	wiostream;
125   typedef basic_stringbuf<wchar_t> 	wstringbuf;
126   typedef basic_istringstream<wchar_t> 	wistringstream;
127   typedef basic_ostringstream<wchar_t> 	wostringstream;
128   typedef basic_stringstream<wchar_t> 	wstringstream;
129   typedef basic_filebuf<wchar_t> 	wfilebuf;
130   typedef basic_ifstream<wchar_t> 	wifstream;
131   typedef basic_ofstream<wchar_t> 	wofstream;
132   typedef basic_fstream<wchar_t> 	wfstream;
133 #endif
134 } // namespace std
135 
136 #endif
137