sysdeps/nacl/gettimeofday.c

   1 /* Get the current wall clock time.  NaCl version.
   2    Copyright (C) 2015 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library 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 GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <http://www.gnu.org/licenses/>.  */
  18
  19 #include <errno.h>
  20 #include <sys/time.h>
  21 #include <nacl-interfaces.h>
  22
  23
  24 /* Get the current time of day and timezone information,
  25    putting it into *TV and *TZ.  If TZ is NULL, *TZ is not filled.
  26    Returns 0 on success, -1 on errors.  */
  27 int
  28 __gettimeofday (struct timeval *tv, struct timezone *tz)
  29 {
  30   if (__glibc_unlikely (tz != NULL))
  31     {
  32       tz->tz_minuteswest = 0;
  33       tz->tz_dsttime = 0;
  34     }
  35
  36   return NACL_CALL (__nacl_irt_basic.gettod (tv), 0);
  37 }
  38 libc_hidden_def (__gettimeofday)
  39 weak_alias (__gettimeofday, gettimeofday)
  40 libc_hidden_weak (gettimeofday)