glibc/sysdeps/unix/sysv/linux/utimes.c
Florian Weimer c10826a327 Linux: Use AT_FDCWD in utime, utimes when calling utimensat
0 is a valid descriptor without any special meaning.

Reviewed-by: Lukasz Majewski <lukma@denx.de>
2020-03-05 16:09:52 +01:00

54 lines
1.5 KiB
C

/* utimes -- Change access and modification times of file. Linux version.
Copyright (C) 1995-2020 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 <time.h>
#include <fcntl.h>
int
__utimes64 (const char *file, const struct __timeval64 tvp[2])
{
struct __timespec64 ts64[2];
if (tvp != NULL)
{
ts64[0] = timeval64_to_timespec64 (tvp[0]);
ts64[1] = timeval64_to_timespec64 (tvp[1]);
}
return __utimensat64_helper (AT_FDCWD, file, tvp ? ts64 : NULL, 0);
}
#if __TIMESIZE != 64
libc_hidden_def (__utimes64)
int
__utimes (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 __utimes64 (file, tvp ? tv64 : NULL);
}
#endif
weak_alias (__utimes, utimes)