Re: Bug#1061610: debhelper: cp --update=none requires coreutils 9.3 or newer

[Sven Joachim <svenjoac@gmx.de>]

On 2024-01-27 13:46 +0100, Sven Joachim wrote:

> Package: libdebhelper-perl
> Version: 13.12
> Severity: important
> X-Debbugs-Cc: Sven Joachim <svenjoac@gmx.de>, debian-hurd@lists.debian.org
>
> Commit 018a0c9a7164f ("Dh_Lib.pm: Fix warning from `cp -n`") uses cp's
> --update=none option which has been introduced rather recently, namely
> in coreutils 9.3.  Older versions of cp do not understand this option,
> complain and refuse to operate.  For instance dh_update_autotools_config
> fails with older coreutils:
>
> ,----
> | $ cp --version | head -n1
> | cp (GNU coreutils) 9.1
> | $ dh_update_autotools_config
> | cp: option '--update' doesn't allow an argument
> | Try 'cp --help' for more information.
> | dh_update_autotools_config: error: cp -a --update=none
> | --reflink=auto config.guess
> | debian/.debhelper/bucket/files/ec2577614252326f889df1de97b9a457c03a9a94811048563c211a44496d8ba3.tmp
> | returned exit code 1
> `----
>
> This is obviously bad for backports, more urgently it is going to make
> many packages FTBFS on hurd-i386 which is stuck at coreutils 9.1-1.
>
> I will open a separate bug on coreutils for giving the questionable
> advice to use the --update=none option.

Reported as #1061612.

Cheers,
       Sven