std_cstdio.h revision 117397 
1// -*- C++ -*- forwarding header.
2
3// Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003
4// Free Software Foundation, Inc.
5//
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)
10// any later version.
11
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.
16
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, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
20// USA.
21
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.
30
31//
32// ISO C++ 14882: 27.8.2  C Library files
33//
34
35/** @file cstdio
36 *  This is a Standard C++ Library file.  You should @c #include this file
37 *  in your programs, rather than any of the "*.h" implementation files.
38 *
39 *  This is the C++ version of the Standard C Library header @c stdio.h,
40 *  and its contents are (mostly) the same as that header, but are all
41 *  contained in the namespace @c std.
42 */
43
44#ifndef _CPP_CSTDIO
45#define _CPP_CSTDIO 1
46
47#pragma GCC system_header
48
49#include <bits/c++config.h>
50#include <cstddef>
51
52#include <stdio.h>
53
54// Get rid of those macros defined in <stdio.h> in lieu of real functions.
55#undef clearerr
56#undef fclose
57#undef feof
58#undef ferror
59#undef fflush
60#undef fgetc
61#undef fgetpos
62#undef fgets
63#undef fopen
64#undef fprintf
65#undef fputc
66#undef fputs
67#undef fread
68#undef freopen
69#undef fscanf
70#undef fseek
71#undef fsetpos
72#undef ftell
73#undef fwrite
74#undef getc
75#undef getchar
76#undef gets
77#undef perror
78#undef printf
79#undef putc
80#undef putchar
81#undef puts
82#undef remove
83#undef rename
84#undef rewind
85#undef scanf
86#undef setbuf
87#undef setvbuf
88#undef sprintf
89#undef sscanf
90#undef tmpfile
91#undef tmpnam
92#undef ungetc
93#undef vfprintf
94#undef vprintf
95#undef vsprintf
96
97namespace std
98{
99  using ::FILE;
100  using ::fpos_t;
101
102  using ::clearerr;
103  using ::fclose;
104  using ::feof;
105  using ::ferror;
106  using ::fflush;
107  using ::fgetc;
108  using ::fgetpos;
109  using ::fgets;
110  using ::fopen;
111  using ::fprintf;
112  using ::fputc;
113  using ::fputs;
114  using ::fread;
115  using ::freopen;
116  using ::fscanf;
117  using ::fseek;
118  using ::fsetpos;
119  using ::ftell;
120  using ::fwrite;
121  using ::getc;
122  using ::getchar;
123  using ::gets;
124  using ::perror;
125  using ::printf;
126  using ::putc;
127  using ::putchar;
128  using ::puts;
129  using ::remove;
130  using ::rename;
131  using ::rewind;
132  using ::scanf;
133  using ::setbuf;
134  using ::setvbuf;
135  using ::sprintf;
136  using ::sscanf;
137  using ::tmpfile;
138  using ::tmpnam;
139  using ::ungetc;
140  using ::vfprintf;
141  using ::vprintf;
142  using ::vsprintf;
143}
144
145#if _GLIBCPP_USE_C99
146
147#undef snprintf
148#undef vfscanf
149#undef vscanf
150#undef vsnprintf
151#undef vsscanf
152
153namespace __gnu_cxx
154{
155#if _GLIBCPP_USE_C99_CHECK || _GLIBCPP_USE_C99_DYNAMIC
156  extern "C" int
157    (snprintf)(char * restrict, size_t, const char * restrict, ...);
158  extern "C" int
159    (vfscanf)(FILE * restrict, const char * restrict, __gnuc_va_list);
160  extern "C" int (vscanf)(const char * restrict, __gnuc_va_list);
161  extern "C" int
162    (vsnprintf)(char * restrict, size_t, const char * restrict, __gnuc_va_list);
163  extern "C" int
164    (vsscanf)(const char * restrict, const char * restrict, __gnuc_va_list);
165#endif
166#if !_GLIBCPP_USE_C99_DYNAMIC
167  using ::snprintf;
168  using ::vfscanf;
169  using ::vscanf;
170  using ::vsnprintf;
171  using ::vsscanf;
172#endif
173}
174
175namespace std
176{
177  using __gnu_cxx::snprintf;
178  using __gnu_cxx::vfscanf;
179  using __gnu_cxx::vscanf;
180  using __gnu_cxx::vsnprintf;
181  using __gnu_cxx::vsscanf;
182}
183#endif
184
185#endif
186