glibc/sysdeps/unix/sysv/linux/futimesat.c
Lukasz Majewski 8b8f39376b y2038: linux: Provide __futimesat64 implementation
This conversion patch for supporting 64 bit time for futimesat only differs
from the work performed for futimes (when providing __futimes64) with passing
also the file name (and path) to utimensat.

All the design and conversion decisions are exactly the same as for futimens
conversion.
2020-03-09 10:26:46 +01:00

55 lines
1.7 KiB
C

/* futimesat -- Change access and modification times of file. Linux version.
Copyright (C) 2005-2020 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#include <errno.h>
#include <time.h>
/* Change the access time of FILE relative to FD to TVP[0] and
the modification time of FILE to TVP[1]. */
int
__futimesat64 (int fd, const char *file, const struct __timeval64 tvp64[2])
{
struct __timespec64 ts64[2];
if (tvp64 != NULL)
{
ts64[0] = timeval64_to_timespec64 (tvp64[0]);
ts64[1] = timeval64_to_timespec64 (tvp64[1]);
}
return __utimensat64_helper (fd, file, tvp64 ? &ts64[0] : NULL, 0);
}
#if __TIMESIZE != 64
libc_hidden_def (__futimesat64)
int
__futimesat (int fd, const char *file, const struct timeval tvp[2])
{
struct __timeval64 tv64[2];
if (tvp != NULL)
{
tv64[0] = valid_timeval_to_timeval64 (tvp[0]);
tv64[1] = valid_timeval_to_timeval64 (tvp[1]);
}
return __futimesat64 (fd, file, tvp ? &tv64[0] : NULL);
}
#endif
weak_alias (__futimesat, futimesat)