1 // -*- C++ -*- forwarding header. 2 3 // Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 4 // Free Software Foundation, Inc. 5 // 6 // This file is part of the GNU ISO C++ Library. This library is free 7 // software; you can redistribute it and/or modify it under the 8 // terms of the GNU General Public License as published by the 9 // Free Software Foundation; either version 2, or (at your option) 10 // any later version. 11 12 // This library is distributed in the hope that it will be useful, 13 // but WITHOUT ANY WARRANTY; without even the implied warranty of 14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 // GNU General Public License for more details. 16 17 // You should have received a copy of the GNU General Public License along 18 // with this library; see the file COPYING. If not, write to the Free 19 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, 20 // USA. 21 22 // As a special exception, you may use this file as part of a free software 23 // library without restriction. Specifically, if other files instantiate 24 // templates or use macros or inline functions from this file, or you compile 25 // this file and link it with other files to produce an executable, this 26 // file does not by itself cause the resulting executable to be covered by 27 // the GNU General Public License. This exception does not however 28 // invalidate any other reasons why the executable file might be covered by 29 // the GNU General Public License. 30 31 // 32 // ISO C++ 14882: 20.5 Date and time 33 // 34 35 /** @file ctime 36 * This is a Standard C++ Library file. You should @c #include this file 37 * in your programs, rather than any of the "*.h" implementation files. 38 * 39 * This is the C++ version of the Standard C Library header @c time.h, 40 * and its contents are (mostly) the same as that header, but are all 41 * contained in the namespace @c std. 42 */ 43 44 #ifndef _CPP_CTIME 45 #define _CPP_CTIME 1 46 47 #pragma GCC system_header 48 49 #include <cstddef> 50 51 #include <time.h> 52 53 // Get rid of those macros defined in <time.h> in lieu of real functions. 54 #undef clock 55 #undef difftime 56 #undef mktime 57 #undef time 58 #undef asctime 59 #undef ctime 60 #undef gmtime 61 #undef localtime 62 #undef strftime 63 64 namespace std 65 { 66 using ::clock_t; 67 using ::time_t; 68 using ::tm; 69 70 using ::clock; 71 using ::difftime; 72 using ::mktime; 73 using ::time; 74 using ::asctime; 75 using ::ctime; 76 using ::gmtime; 77 using ::localtime; 78 using ::strftime; 79 } 80 81 #endif 82