[PATCH 21/23] linux: Consolidate utimes

[Adhemerval Zanella]

Ping.

On 13/07/2020 14:10, Adhemerval Zanella wrote:
> The generic version does not have time64 support and Linux default
> uses utimensat.  With hppa version gone, __ASSUME_UTIMES is not used
> anymore.
> 
> Checked on x86_64-linux-gnu and i686-linux-gnu (on 5.4 and on 4.15
> kernel).
> ---
>  sysdeps/unix/sysv/linux/generic/utimes.c      | 46 -------------------
>  .../unix/sysv/linux/hppa/kernel-features.h    |  5 --
>  sysdeps/unix/sysv/linux/hppa/utimes.c         | 30 ------------
>  3 files changed, 81 deletions(-)
>  delete mode 100644 sysdeps/unix/sysv/linux/generic/utimes.c
>  delete mode 100644 sysdeps/unix/sysv/linux/hppa/utimes.c
> 
> diff --git a/sysdeps/unix/sysv/linux/generic/utimes.c b/sysdeps/unix/sysv/linux/generic/utimes.c
> deleted file mode 100644
> index 0a8100e1b8..0000000000
> --- a/sysdeps/unix/sysv/linux/generic/utimes.c
> +++ /dev/null
> @@ -1,46 +0,0 @@
> -/* utimes -- Change access and modification times of file.  Linux version.
> -   Copyright (C) 2011-2020 Free Software Foundation, Inc.
> -   This file is part of the GNU C Library.
> -   Contributed by Chris Metcalf <cmetcalf@tilera.com>, 2011.
> -
> -   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 <stddef.h>
> -#include <utime.h>
> -#include <fcntl.h>
> -#include <sys/time.h>
> -#include <sysdep.h>
> -
> -
> -/* Change the access time of FILE to TVP[0] and
> -   the modification time of FILE to TVP[1].  */
> -int
> -__utimes (const char *file, const struct timeval tvp[2])
> -{
> -  struct timespec ts[2];
> -  struct timespec *tsp = NULL;
> -
> -  if (tvp)
> -    {
> -      TIMEVAL_TO_TIMESPEC (&tvp[0], &ts[0]);
> -      TIMEVAL_TO_TIMESPEC (&tvp[1], &ts[1]);
> -      tsp = &ts[0];
> -    }
> -
> -  return INLINE_SYSCALL (utimensat, 4, AT_FDCWD, file, tsp, 0);
> -}
> -
> -weak_alias (__utimes, utimes)
> diff --git a/sysdeps/unix/sysv/linux/hppa/kernel-features.h b/sysdeps/unix/sysv/linux/hppa/kernel-features.h
> index 8548b5c258..80eec02314 100644
> --- a/sysdeps/unix/sysv/linux/hppa/kernel-features.h
> +++ b/sysdeps/unix/sysv/linux/hppa/kernel-features.h
> @@ -18,11 +18,6 @@
>     <https://www.gnu.org/licenses/>.  */
>  
>  
> -/* Support for the utimes syscall was added in 3.14.  */
> -#if __LINUX_KERNEL_VERSION >= 0x030e00
> -# define __ASSUME_UTIMES		1
> -#endif
> -
>  #include_next <kernel-features.h>
>  
>  #define __ASSUME_RECV_SYSCALL   1
> diff --git a/sysdeps/unix/sysv/linux/hppa/utimes.c b/sysdeps/unix/sysv/linux/hppa/utimes.c
> deleted file mode 100644
> index a9c4a7ff45..0000000000
> --- a/sysdeps/unix/sysv/linux/hppa/utimes.c
> +++ /dev/null
> @@ -1,30 +0,0 @@
> -/* Implement utimes for hppa.
> -   Copyright (C) 2014-2020 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/>.  */
> -
> -/* hppa has the utimensat syscall in all supported kernel versions but
> -   gained the utimes syscall later, so use the linux-generic
> -   implementation of utimes in terms of the utimensat syscall unless
> -   the utimes syscall is known to be available.  */
> -
> -#include <kernel-features.h>
> -
> -#ifdef __ASSUME_UTIMES
> -# include <sysdeps/unix/sysv/linux/utimes.c>
> -#else
> -# include <sysdeps/unix/sysv/linux/generic/utimes.c>
> -#endif
>