glibc/sysdeps/unix/sysv/linux/utime.c

58 lines
1.6 KiB
C

/* utime -- Change access and modification times of file. Linux version.
Copyright (C) 2020-2023 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 <utime.h>
#include <time.h>
#include <fcntl.h>
int
__utime64 (const char *file, const struct __utimbuf64 *times)
{
struct __timespec64 ts64[2];
if (times != NULL)
{
ts64[0].tv_sec = times->actime;
ts64[0].tv_nsec = 0LL;
ts64[1].tv_sec = times->modtime;
ts64[1].tv_nsec = 0LL;
}
return __utimensat64_helper (AT_FDCWD, file, times ? ts64 : NULL, 0);
}
#if __TIMESIZE != 64
libc_hidden_def (__utime64)
int
__utime (const char *file, const struct utimbuf *times)
{
struct __utimbuf64 utb64;
if (times != NULL)
{
utb64.actime = (__time64_t) times->actime;
utb64.modtime = (__time64_t) times->modtime;
}
return __utime64 (file, times ? &utb64 : NULL);
}
#endif
strong_alias (__utime, utime)
libc_hidden_def (utime)