sysdeps/unix/sysv/linux/futimesat.c

   1 /* futimesat -- Change access and modification times of file.  Linux version.
   2    Copyright (C) 2005-2024 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 <errno.h>
  20 #include <time.h>
  21
  22 /* Change the access time of FILE relative to FD to TVP[0] and
  23    the modification time of FILE to TVP[1].  */
  24 int
  25 __futimesat64 (int fd, const char *file, const struct __timeval64 tvp64[2])
  26 {
  27   struct __timespec64 ts64[2];
  28   if (tvp64 != NULL)
  29     {
  30       ts64[0] = timeval64_to_timespec64 (tvp64[0]);
  31       ts64[1] = timeval64_to_timespec64 (tvp64[1]);
  32     }
  33
  34   return __utimensat64_helper (fd, file, tvp64 ? &ts64[0] : NULL, 0);
  35 }
  36
  37 #if __TIMESIZE != 64
  38 libc_hidden_def (__futimesat64)
  39
  40 int
  41 __futimesat (int fd, const char *file, const struct timeval tvp[2])
  42 {
  43   struct __timeval64 tv64[2];
  44
  45   if (tvp != NULL)
  46     {
  47       tv64[0] = valid_timeval_to_timeval64 (tvp[0]);
  48       tv64[1] = valid_timeval_to_timeval64 (tvp[1]);
  49     }
  50
  51   return __futimesat64 (fd, file, tvp ? &tv64[0] : NULL);
  52 }
  53 #endif
  54 weak_alias (__futimesat, futimesat)