sysdeps/posix/utimes.c

   1 /* utimes -- Change access and modification times of file.  Posix version.
   2    Copyright (C) 1995-2024 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    <https://www.gnu.org/licenses/>.  */
  18
  19 #include <utime.h>
  20 #include <sys/time.h>
  21 #include <errno.h>
  22 #include <stddef.h>
  23
  24 /* Change the access time of FILE to TVP[0] and
  25    the modification time of FILE to TVP[1].  */
  26 int
  27 __utimes (const char *file, const struct timeval tvp[2])
  28 {
  29   struct utimbuf buf, *times;
  30
  31   if (tvp)
  32     {
  33       times = &buf;
  34       buf.actime = tvp[0].tv_sec + tvp[0].tv_usec / 1000000;
  35       buf.modtime = tvp[1].tv_sec + tvp[1].tv_usec / 1000000;
  36     }
  37   else
  38     times = NULL;
  39
  40   return utime (file, times);
  41 }
  42
  43 weak_alias (__utimes, utimes)