1 /* Reentrant time functions like localtime_r.
3 Copyright (C) 2003, 2005, 2006 Free Software Foundation, Inc.
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2, or (at your option)
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License along
16 with this program; if not, write to the Free Software Foundation,
17 Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */
19 /* Written by Paul Eggert. */
24 /* Include <time.h> first, since it may declare these functions with
25 signatures that disagree with POSIX, and we don't want to rename
26 those declarations. */
29 #if !HAVE_TIME_R_POSIX
31 /* Don't bother with asctime_r and ctime_r, since these functions are
32 not safe (like asctime and ctime, they can overrun their 26-byte
33 output buffers when given outlandish struct tm values), and we
34 don't want to encourage applications to use unsafe functions. Use
35 strftime or even sprintf instead. */
40 # define gmtime_r rpl_gmtime_r
41 # define localtime_r rpl_localtime_r
43 /* See the POSIX:2001 specification
44 <http://www.opengroup.org/susv3xsh/gmtime.html>. */
45 struct tm *gmtime_r (time_t const * restrict, struct tm * restrict);
47 /* See the POSIX:2001 specification
48 <http://www.opengroup.org/susv3xsh/localtime.html>. */
49 struct tm *localtime_r (time_t const * restrict, struct tm * restrict);