libstdc++-v3/include/c_global/cstdio

   1 // -*- C++ -*- forwarding header.
   2
   3 // Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
   4 // 2006, 2007, 2008, 2009, 2010
   5 // Free Software Foundation, Inc.
   6 //
   7 // This file is part of the GNU ISO C++ Library.  This library is free
   8 // software; you can redistribute it and/or modify it under the
   9 // terms of the GNU General Public License as published by the
  10 // Free Software Foundation; either version 3, or (at your option)
  11 // any later version.
  12
  13 // This library is distributed in the hope that it will be useful,
  14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 // GNU General Public License for more details.
  17
  18 // Under Section 7 of GPL version 3, you are granted additional
  19 // permissions described in the GCC Runtime Library Exception, version
  20 // 3.1, as published by the Free Software Foundation.
  21
  22 // You should have received a copy of the GNU General Public License and
  23 // a copy of the GCC Runtime Library Exception along with this program;
  24 // see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
  25 // <http://www.gnu.org/licenses/>.
  26
  27 /** @file include/cstdio
  28  *  This is a Standard C++ Library file.  You should @c \#include this file
  29  *  in your programs, rather than any of the @a *.h implementation files.
  30  *
  31  *  This is the C++ version of the Standard C Library header @c stdio.h,
  32  *  and its contents are (mostly) the same as that header, but are all
  33  *  contained in the namespace @c std (except for names which are defined
  34  *  as macros in C).
  35  */
  36
  37 //
  38 // ISO C++ 14882: 27.8.2  C Library files
  39 //
  40
  41 #pragma GCC system_header
  42
  43 #include <bits/c++config.h>
  44 #include <stdio.h>
  45
  46 #ifndef _GLIBCXX_CSTDIO
  47 #define _GLIBCXX_CSTDIO 1
  48
  49 // Get rid of those macros defined in <stdio.h> in lieu of real functions.
  50 #undef clearerr
  51 #undef fclose
  52 #undef feof
  53 #undef ferror
  54 #undef fflush
  55 #undef fgetc
  56 #undef fgetpos
  57 #undef fgets
  58 #undef fopen
  59 #undef fprintf
  60 #undef fputc
  61 #undef fputs
  62 #undef fread
  63 #undef freopen
  64 #undef fscanf
  65 #undef fseek
  66 #undef fsetpos
  67 #undef ftell
  68 #undef fwrite
  69 #undef getc
  70 #undef getchar
  71 #undef gets
  72 #undef perror
  73 #undef printf
  74 #undef putc
  75 #undef putchar
  76 #undef puts
  77 #undef remove
  78 #undef rename
  79 #undef rewind
  80 #undef scanf
  81 #undef setbuf
  82 #undef setvbuf
  83 #undef sprintf
  84 #undef sscanf
  85 #undef tmpfile
  86 #undef tmpnam
  87 #undef ungetc
  88 #undef vfprintf
  89 #undef vprintf
  90 #undef vsprintf
  91
  92 namespace std
  93 {
  94   using ::FILE;
  95   using ::fpos_t;
  96
  97   using ::clearerr;
  98   using ::fclose;
  99   using ::feof;
 100   using ::ferror;
 101   using ::fflush;
 102   using ::fgetc;
 103   using ::fgetpos;
 104   using ::fgets;
 105   using ::fopen;
 106   using ::fprintf;
 107   using ::fputc;
 108   using ::fputs;
 109   using ::fread;
 110   using ::freopen;
 111   using ::fscanf;
 112   using ::fseek;
 113   using ::fsetpos;
 114   using ::ftell;
 115   using ::fwrite;
 116   using ::getc;
 117   using ::getchar;
 118   using ::gets;
 119   using ::perror;
 120   using ::printf;
 121   using ::putc;
 122   using ::putchar;
 123   using ::puts;
 124   using ::remove;
 125   using ::rename;
 126   using ::rewind;
 127   using ::scanf;
 128   using ::setbuf;
 129   using ::setvbuf;
 130   using ::sprintf;
 131   using ::sscanf;
 132   using ::tmpfile;
 133   using ::tmpnam;
 134   using ::ungetc;
 135   using ::vfprintf;
 136   using ::vprintf;
 137   using ::vsprintf;
 138 } // namespace
 139
 140 #if _GLIBCXX_USE_C99
 141
 142 #undef snprintf
 143 #undef vfscanf
 144 #undef vscanf
 145 #undef vsnprintf
 146 #undef vsscanf
 147
 148 namespace __gnu_cxx
 149 {
 150 #if _GLIBCXX_USE_C99_CHECK || _GLIBCXX_USE_C99_DYNAMIC
 151   extern "C" int
 152   (snprintf)(char * __restrict, std::size_t, const char * __restrict, ...)
 153   throw ();
 154   extern "C" int
 155   (vfscanf)(FILE * __restrict, const char * __restrict, __gnuc_va_list);
 156   extern "C" int (vscanf)(const char * __restrict, __gnuc_va_list);
 157   extern "C" int
 158   (vsnprintf)(char * __restrict, std::size_t, const char * __restrict,
 159               __gnuc_va_list) throw ();
 160   extern "C" int
 161   (vsscanf)(const char * __restrict, const char * __restrict, __gnuc_va_list)
 162   throw ();
 163 #endif
 164
 165 #if !_GLIBCXX_USE_C99_DYNAMIC
 166   using ::snprintf;
 167   using ::vfscanf;
 168   using ::vscanf;
 169   using ::vsnprintf;
 170   using ::vsscanf;
 171 #endif
 172 } // namespace __gnu_cxx
 173
 174 namespace std
 175 {
 176   using ::__gnu_cxx::snprintf;
 177   using ::__gnu_cxx::vfscanf;
 178   using ::__gnu_cxx::vscanf;
 179   using ::__gnu_cxx::vsnprintf;
 180   using ::__gnu_cxx::vsscanf;
 181 } // namespace std
 182
 183 #endif // _GLIBCXX_USE_C99
 184
 185 #endif