1 /* Copyright (C) 1991, 92, 94, 95, 96, 97, 2002 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 Lesser General Public
6 License as published by the Free Software Foundation; either
7 version 2.1 of the 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 Lesser General Public License for more details.
14 You should have received a copy of the GNU Lesser General Public
15 License along with the GNU C Library; if not, write to the Free
16 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
24 #define __daylight daylight
25 #define __timezone timezone
26 #define __tzname tzname
31 /* Get the current time of day and timezone information,
32 putting it into *TV and *TZ. If TZ is NULL, *TZ is not filled.
33 Returns 0 on success, -1 on errors. */
35 __gettimeofday (tv
, tz
)
45 tv
->tv_sec
= (long int) time ((time_t *) NULL
);
50 const time_t timer
= tv
->tv_sec
;
54 const long int save_timezone
= __timezone
;
55 const long int save_daylight
= __daylight
;
57 save_tzname
[0] = __tzname
[0];
58 save_tzname
[1] = __tzname
[1];
60 tmp
= localtime_r (&timer
, &tm
);
62 tz
->tz_minuteswest
= __timezone
/ 60;
63 tz
->tz_dsttime
= __daylight
;
65 __timezone
= save_timezone
;
66 __daylight
= save_daylight
;
67 __tzname
[0] = save_tzname
[0];
68 __tzname
[1] = save_tzname
[1];
77 INTDEF(__gettimeofday
)
78 weak_alias (__gettimeofday
, gettimeofday
)