bug#24231: 25.1.1: sudo displays password

["Andreas Röhler" <andreas.roehler@easy-emacs.de>]

On 15.08.2016 16:22, Michael Albinus wrote:
> Andreas Röhler <andreas.roehler@easy-emacs.de> writes:
>
> Hi Andreas,
>
>> Screenshot and complete output of M-x report-emacs-bug RET sent off-list.
> Arrived :-)
>
> Your problem is your German locale. The screenshot shows the following
> password prompt:
>
> [sudo] Passwort für user: xyz-and-blah
>
> And you have the locale setting LANGUAGE=de_DE. The word "Passwort" is
> not a problem, it is part of password-word-equivalents. But the German
> word "für" does not match comint-password-prompt-regexp, you'll see (at
> the end of this regexp) that it only accepts the non-localized "for".
>
> You can test yourself in the shell buffer, for example with one of
>
> detlef:~> env LANGUAGE=en_US sudo -i
>
> detlef:~> env SUDO_PROMPT="password: " sudo -i
>
> detlef:~> sudo -p "password: " -i
>
> All shall work as expected. Maybe one could try to add the localized
> version of "for" in comint-password-prompt-regexp, but I have no idea
> how to extract this from the system wide password prompt without trying
> sudo.
>
> Best regards, Michael.

Thanks!

Should it not be possible to suppress the plain echo in all cases 
following "sudo"?
As the QT-shell does IIUC.