1 /* Copyright (C) 1991, 92, 94, 95, 96 Free Software Foundation, Inc.
2 This file is part of the GNU C Library.
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.
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.
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. */
24 #define __daylight daylight
25 #define __timezone timezone
26 #define __tzname tzname
30 /* Get the current time of day and timezone information,
31 putting it into *TV and *TZ. If TZ is NULL, *TZ is not filled.
32 Returns 0 on success, -1 on errors. */
34 __gettimeofday (tv, tz)
44 tv->tv_sec = (long int) time ((time_t *) NULL);
49 const time_t timer = tv->tv_sec;
53 const long int save_timezone = __timezone;
54 const long int save_daylight = __daylight;
56 save_tzname[0] = __tzname[0];
57 save_tzname[1] = __tzname[1];
59 tmp = localtime_r (&timer, &tm);
61 tz->tz_minuteswest = __timezone / 60;
62 tz->tz_dsttime = __daylight;
64 __timezone = save_timezone;
65 __daylight = save_daylight;
66 __tzname[0] = save_tzname[0];
67 __tzname[1] = save_tzname[1];
76 weak_alias (__gettimeofday, gettimeofday)