sysdeps/posix/utimes.c

   1 /* Copyright (C) 1995-2015 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 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.
   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    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, see
  16    <http://www.gnu.org/licenses/>.  */
  17
  18 #include <utime.h>
  19 #include <sys/time.h>
  20 #include <errno.h>
  21 #include <stddef.h>
  22
  23 /* Change the access time of FILE to TVP[0] and
  24    the modification time of FILE to TVP[1].  */
  25 int
  26 __utimes (const char *file, const struct timeval tvp[2])
  27 {
  28   struct utimbuf buf, *times;
  29
  30   if (tvp)
  31     {
  32       times = &buf;
  33       buf.actime = tvp[0].tv_sec + tvp[0].tv_usec / 1000000;
  34       buf.modtime = tvp[1].tv_sec + tvp[1].tv_usec / 1000000;
  35     }
  36   else
  37     times = NULL;
  38
  39   return utime (file, times);
  40 }
  41
  42 weak_alias (__utimes, utimes)