contrib/cvs-1.12/lib/time_r.h

   1 /* Reentrant time functions like localtime_r.
   2
   3    Copyright (C) 2003, 2005 Free Software Foundation, Inc.
   4
   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)
   8    any later version.
   9
  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.
  14
  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.  */
  18
  19 /* Written by Paul Eggert.  */
  20
  21 #ifndef _TIME_R_H
  22 #define _TIME_R_H
  23
  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.  */
  27 #include <time.h>
  28
  29 #if !HAVE_TIME_R_POSIX
  30 # undef asctime_r
  31 # undef ctime_r
  32 # undef gmtime_r
  33 # undef localtime_r
  34
  35 # define asctime_r rpl_asctime_r
  36 # define ctime_r rpl_ctime_r
  37 # define gmtime_r rpl_gmtime_r
  38 # define localtime_r rpl_localtime_r
  39
  40 /* See the POSIX:2001 specification
  41    <http://www.opengroup.org/susv3xsh/asctime.html>.  */
  42 char *asctime_r (struct tm const * restrict, char * restrict);
  43
  44 /* See the POSIX:2001 specification
  45    <http://www.opengroup.org/susv3xsh/ctime.html>.  */
  46 char *ctime_r (time_t const *, char *);
  47
  48 /* See the POSIX:2001 specification
  49    <http://www.opengroup.org/susv3xsh/gmtime.html>.  */
  50 struct tm *gmtime_r (time_t const * restrict, struct tm * restrict);
  51
  52 /* See the POSIX:2001 specification
  53    <http://www.opengroup.org/susv3xsh/localtime.html>.  */
  54 struct tm *localtime_r (time_t const * restrict, struct tm * restrict);
  55 #endif
  56
  57 #endif