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      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/ctime
     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 time.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: 20.5  Date and time
     39 //
     40 
     41 #pragma GCC system_header
     42 
     43 #include <cstddef>
     44 #include <time.h>
     45 
     46 #ifndef _GLIBCXX_CTIME
     47 #define _GLIBCXX_CTIME 1
     48 
     49 // Get rid of those macros defined in <time.h> in lieu of real functions.
     50 #undef clock
     51 #undef difftime
     52 #undef mktime
     53 #undef time
     54 #undef asctime
     55 #undef ctime
     56 #undef gmtime
     57 #undef localtime
     58 #undef strftime
     59 
     60 _GLIBCXX_BEGIN_NAMESPACE(std)
     61 
     62   using ::clock_t;
     63   using ::time_t;
     64   using ::tm;
     65 
     66   using ::clock;
     67   using ::difftime;
     68   using ::mktime;
     69   using ::time;
     70   using ::asctime;
     71   using ::ctime;
     72   using ::gmtime;
     73   using ::localtime;
     74   using ::strftime;
     75 
     76 _GLIBCXX_END_NAMESPACE
     77 
     78 #endif
     79