From: Peter Stephenson <p.w.stephenson@ntlworld.com>
To: Martijn Dekker <martijn@inlv.org>
Cc: Zsh hackers list <zsh-workers@zsh.org>
Subject: Re: [PATCH] POSIXBUILTINS: quieten 'unset -f nonexistentfunc'
Date: Thu, 2 Nov 2017 20:04:29 +0000 [thread overview]
Message-ID: <20171102200429.05c32b88@ntlworld.com> (raw)
In-Reply-To: <8a9d23b7-63b5-37e0-9125-8bd5fdfc97e1@inlv.org>
On Thu, 2 Nov 2017 19:04:40 +0000
Martijn Dekker <martijn@inlv.org> wrote:
> Op 11-10-17 om 19:44 schreef Martijn Dekker:
> > Doing 'unset -f' on an unset function outputs an error message and
> > causes an unsuccessful exit status. All other shells quietly ignore it.
> > POSIX specifies for 'unset' that "Unsetting a variable or function that
> > was not previously set shall not be considered an error [...]".
> > http://pubs.opengroup.org/onlinepubs/9699919799/utilities/V3_chap02.html#tag_18_29_03
> >
> > If I have figured this out correctly, then the attached patch causes
> > 'unset -f nonexistent_function' to be quiet and return status 0 if
> > POSIXBUILTINS is active, without changing the behaviour of 'unfunction'
> > and 'unhash -f'.
>
> Was this overlooked, or rejected?
Just got missed; I've committed it.
pws
prev parent reply other threads:[~2017-11-02 20:11 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-11 18:44 Martijn Dekker
2017-11-02 19:04 ` Martijn Dekker
2017-11-02 20:04 ` Peter Stephenson [this message]
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