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
   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 "*.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 <cstddef>
  45 #include <stdio.h>
  46
  47 #ifndef _GLIBCXX_CSTDIO
  48 #define _GLIBCXX_CSTDIO 1
  49
  50 // Get rid of those macros defined in <stdio.h> in lieu of real functions.
  51 #undef clearerr
  52 #undef fclose
  53 #undef feof
  54 #undef ferror
  55 #undef fflush
  56 #undef fgetc
  57 #undef fgetpos
  58 #undef fgets
  59 #undef fopen
  60 #undef fprintf
  61 #undef fputc
  62 #undef fputs
  63 #undef fread
  64 #undef freopen
  65 #undef fscanf
  66 #undef fseek
  67 #undef fsetpos
  68 #undef ftell
  69 #undef fwrite
  70 #undef getc
  71 #undef getchar
  72 #undef gets
  73 #undef perror
  74 #undef printf
  75 #undef putc
  76 #undef putchar
  77 #undef puts
  78 #undef remove
  79 #undef rename
  80 #undef rewind
  81 #undef scanf
  82 #undef setbuf
  83 #undef setvbuf
  84 #undef sprintf
  85 #undef sscanf
  86 #undef tmpfile
  87 #undef tmpnam
  88 #undef ungetc
  89 #undef vfprintf
  90 #undef vprintf
  91 #undef vsprintf
  92
  93 _GLIBCXX_BEGIN_NAMESPACE(std)
  94
  95   using ::FILE;
  96   using ::fpos_t;
  97
  98   using ::clearerr;
  99   using ::fclose;
 100   using ::feof;
 101   using ::ferror;
 102   using ::fflush;
 103   using ::fgetc;
 104   using ::fgetpos;
 105   using ::fgets;
 106   using ::fopen;
 107   using ::fprintf;
 108   using ::fputc;
 109   using ::fputs;
 110   using ::fread;
 111   using ::freopen;
 112   using ::fscanf;
 113   using ::fseek;
 114   using ::fsetpos;
 115   using ::ftell;
 116   using ::fwrite;
 117   using ::getc;
 118   using ::getchar;
 119   using ::gets;
 120   using ::perror;
 121   using ::printf;
 122   using ::putc;
 123   using ::putchar;
 124   using ::puts;
 125   using ::remove;
 126   using ::rename;
 127   using ::rewind;
 128   using ::scanf;
 129   using ::setbuf;
 130   using ::setvbuf;
 131   using ::sprintf;
 132   using ::sscanf;
 133   using ::tmpfile;
 134   using ::tmpnam;
 135   using ::ungetc;
 136   using ::vfprintf;
 137   using ::vprintf;
 138   using ::vsprintf;
 139
 140 _GLIBCXX_END_NAMESPACE
 141
 142 #if _GLIBCXX_USE_C99
 143
 144 #undef snprintf
 145 #undef vfscanf
 146 #undef vscanf
 147 #undef vsnprintf
 148 #undef vsscanf
 149
 150 _GLIBCXX_BEGIN_NAMESPACE(__gnu_cxx)
 151
 152 #if _GLIBCXX_USE_C99_CHECK || _GLIBCXX_USE_C99_DYNAMIC
 153   extern "C" int
 154   (snprintf)(char * restrict, size_t, const char * restrict, ...);
 155   extern "C" int
 156   (vfscanf)(FILE * restrict, const char * restrict, __gnuc_va_list);
 157   extern "C" int (vscanf)(const char * restrict, __gnuc_va_list);
 158   extern "C" int
 159   (vsnprintf)(char * restrict, size_t, const char * restrict, __gnuc_va_list);
 160   extern "C" int
 161   (vsscanf)(const char * restrict, const char * restrict, __gnuc_va_list);
 162 #endif
 163
 164 #if !_GLIBCXX_USE_C99_DYNAMIC
 165   using ::snprintf;
 166   using ::vfscanf;
 167   using ::vscanf;
 168   using ::vsnprintf;
 169   using ::vsscanf;
 170 #endif
 171
 172 _GLIBCXX_END_NAMESPACE
 173
 174 _GLIBCXX_BEGIN_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
 182 _GLIBCXX_END_NAMESPACE
 183
 184 #endif // _GLIBCXX_USE_C99
 185
 186 #ifdef __GXX_EXPERIMENTAL_CXX0X__
 187 #  if defined(_GLIBCXX_INCLUDE_AS_TR1)
 188 #    error C++0x header cannot be included from TR1 header
 189 #  endif
 190 #  if defined(_GLIBCXX_INCLUDE_AS_CXX0X)
 191 #    include <tr1_impl/cstdio>
 192 #  else
 193 #    define _GLIBCXX_INCLUDE_AS_CXX0X
 194 #    define _GLIBCXX_BEGIN_NAMESPACE_TR1
 195 #    define _GLIBCXX_END_NAMESPACE_TR1
 196 #    define _GLIBCXX_TR1
 197 #    include <tr1_impl/cstdio>
 198 #    undef _GLIBCXX_TR1
 199 #    undef _GLIBCXX_END_NAMESPACE_TR1
 200 #    undef _GLIBCXX_BEGIN_NAMESPACE_TR1
 201 #    undef _GLIBCXX_INCLUDE_AS_CXX0X
 202 #  endif
 203 #endif
 204
 205 #endif