libstdc++/api/a00986_source.html

 // -*- C++ -*- forwarding header.


 // Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,

 // 2006, 2007, 2008, 2009, 2010, 2012

 // Free Software Foundation, Inc.

 //

 // This file is part of the GNU ISO C++ Library.  This library is free

 // software; you can redistribute it and/or modify it under the

 // terms of the GNU General Public License as published by the

 // Free Software Foundation; either version 3, or (at your option)

 // any later version.


 // This library is distributed in the hope that it will be useful,

 // but WITHOUT ANY WARRANTY; without even the implied warranty of

 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

 // GNU General Public License for more details.


 // Under Section 7 of GPL version 3, you are granted additional

 // permissions described in the GCC Runtime Library Exception, version

 // 3.1, as published by the Free Software Foundation.


 // You should have received a copy of the GNU General Public License and

 // a copy of the GCC Runtime Library Exception along with this program;

 // see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see

 // <http://www.gnu.org/licenses/>.


 /** @file include/cstdio

  *  This is a Standard C++ Library file.  You should @c \#include this file

  *  in your programs, rather than any of the @a *.h implementation files.

  *

  *  This is the C++ version of the Standard C Library header @c stdio.h,

  *  and its contents are (mostly) the same as that header, but are all

  *  contained in the namespace @c std (except for names which are defined

  *  as macros in C).

  */


 //

 // ISO C++ 14882: 27.8.2  C Library files

 //


 #pragma GCC system_header


 #include <bits/c++config.h>

 #include <stdio.h>


 #ifndef _GLIBCXX_CSTDIO

 #define _GLIBCXX_CSTDIO 1


 #ifndef _GLIBCXX_HAVE_GETS

 extern "C" char* gets (char* __s) __attribute__((deprecated));

 #endif


 // Get rid of those macros defined in <stdio.h> in lieu of real functions.

 #undef clearerr

 #undef fclose

 #undef feof

 #undef ferror

 #undef fflush

 #undef fgetc

 #undef fgetpos

 #undef fgets

 #undef fopen

 #undef fprintf

 #undef fputc

 #undef fputs

 #undef fread

 #undef freopen

 #undef fscanf

 #undef fseek

 #undef fsetpos

 #undef ftell

 #undef fwrite

 #undef getc

 #undef gets

 #undef perror

 #undef printf

 #undef putc

 #undef putchar

 #undef puts

 #undef remove

 #undef rename

 #undef rewind

 #undef scanf

 #undef setbuf

 #undef setvbuf

 #undef sprintf

 #undef sscanf

 #undef tmpfile

 #undef tmpnam

 #undef ungetc

 #undef vfprintf

 #undef vprintf

 #undef vsprintf


 namespace std

 {

   using ::FILE;

   using ::fpos_t;


   using ::clearerr;

   using ::fclose;

   using ::feof;

   using ::ferror;

   using ::fflush;

   using ::fgetc;

   using ::fgetpos;

   using ::fgets;

   using ::fopen;

   using ::fprintf;

   using ::fputc;

   using ::fputs;

   using ::fread;

   using ::freopen;

   using ::fscanf;

   using ::fseek;

   using ::fsetpos;

   using ::ftell;

   using ::fwrite;

   using ::getc;

   using ::getchar;

   using ::gets;

   using ::perror;

   using ::printf;

   using ::putc;

   using ::putchar;

   using ::puts;

   using ::remove;

   using ::rename;

   using ::rewind;

   using ::scanf;

   using ::setbuf;

   using ::setvbuf;

   using ::sprintf;

   using ::sscanf;

   using ::tmpfile;

   using ::tmpnam;

   using ::ungetc;

   using ::vfprintf;

   using ::vprintf;

   using ::vsprintf;

 } // namespace


 #if _GLIBCXX_USE_C99


 #undef snprintf

 #undef vfscanf

 #undef vscanf

 #undef vsnprintf

 #undef vsscanf


 namespace __gnu_cxx

 {

 #if _GLIBCXX_USE_C99_CHECK || _GLIBCXX_USE_C99_DYNAMIC

   extern "C" int

   (snprintf)(char * __restrict, std::size_t, const char * __restrict, ...)

   throw ();

   extern "C" int

   (vfscanf)(FILE * __restrict, const char * __restrict, __gnuc_va_list);

   extern "C" int (vscanf)(const char * __restrict, __gnuc_va_list);

   extern "C" int

   (vsnprintf)(char * __restrict, std::size_t, const char * __restrict,

           __gnuc_va_list) throw ();

   extern "C" int

   (vsscanf)(const char * __restrict, const char * __restrict, __gnuc_va_list)

   throw ();

 #endif


 #if !_GLIBCXX_USE_C99_DYNAMIC

   using ::snprintf;

   using ::vfscanf;

   using ::vscanf;

   using ::vsnprintf;

   using ::vsscanf;

 #endif

 } // namespace __gnu_cxx


 namespace std

 {

   using ::__gnu_cxx::snprintf;

   using ::__gnu_cxx::vfscanf;

   using ::__gnu_cxx::vscanf;

   using ::__gnu_cxx::vsnprintf;

   using ::__gnu_cxx::vsscanf;

 } // namespace std


 #endif // _GLIBCXX_USE_C99


 #endif

c++config.h