libstdc++
ctime
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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, 2010
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
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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 @a *.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 <bits/c++config.h>
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 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 } // namespace
76 
77 #endif