libstdc++/html/a00852_source.html

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


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

 // 2006, 2007, 2008, 2009, 2010

 // 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/ctime

  *  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 time.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: 20.5  Date and time

 //


 #pragma GCC system_header


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

 #include <time.h>


 #ifndef _GLIBCXX_CTIME

 #define _GLIBCXX_CTIME 1


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

 #undef clock

 #undef difftime

 #undef mktime

 #undef time

 #undef asctime

 #undef ctime

 #undef gmtime

 #undef localtime

 #undef strftime


 namespace std

 {

   using ::clock_t;

   using ::time_t;

   using ::tm;


   using ::clock;

   using ::difftime;

   using ::mktime;

   using ::time;

   using ::asctime;

   using ::ctime;

   using ::gmtime;

   using ::localtime;

   using ::strftime;

 } // namespace


 #endif

c++config.h