reactos/lib/crtdll/old cruft/sys_stat/ftime.c

   1 /* Copyright (C) 1994, 1996 Free Software Foundation, Inc.
   2 This file is part of the GNU C Library.
   3
   4 The GNU C Library is free software; you can redistribute it and/or
   5 modify it under the terms of the GNU Library General Public License as
   6 published by the Free Software Foundation; either version 2 of the
   7 License, or (at your option) any later version.
   8
   9 The GNU C Library is distributed in the hope that it will be useful,
  10 but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12 Library General Public License for more details.
  13
  14 You should have received a copy of the GNU Library General Public
  15 License along with the GNU C Library; see the file COPYING.LIB.  If
  16 not, write to the Free Software Foundation, Inc., 675 Mass Ave,
  17 Cambridge, MA 02139, USA.  */
  18
  19 #include <msvcrt/sys/timeb.h>
  20 #include <msvcrt/time.h>
  21 #include <msvcrt/errno.h>
  22 #include <msvcrt/stdlib.h>
  23 #include <msvcrt/internal/file.h>
  24
  25
  26 /*
  27  * crtdll has void return type instead of int
  28  *
  29  * @implemented
  30  */
  31 void _ftime(struct timeb* timebuf)
  32 {
  33     int save = errno;
  34     struct tm* tp;
  35
  36     __set_errno (0);
  37     if (time (&timebuf->time) == (time_t) -1 && errno != 0)
  38         return;
  39     timebuf->millitm = 0;
  40     tp = localtime(&timebuf->time);
  41     if (tp == NULL)
  42         return;
  43
  44     timebuf->_timezone = tp->tm_gmtoff / 60;
  45     timebuf->dstflag = tp->tm_isdst;
  46
  47     free(tp);
  48     __set_errno(save);
  49     return;
  50 }