From: Peter Stephenson <p.stephenson@samsung.com>
To: "zsh-workers@zsh.org" <zsh-workers@zsh.org>
Subject: Re: In POSIX mode, ${#var} measures length in bytes, not characters
Date: Tue, 09 Jun 2015 16:43:37 +0100 [thread overview]
Message-ID: <20150609164337.1719611d@pwslap01u.europe.root.pri> (raw)
In-Reply-To: <CAH+w=7YR8o3yNU34m_L2F99eeb6mNfTm2aZ1q6Vn-6um2P4T1g@mail.gmail.com>
On Tue, 9 Jun 2015 08:37:05 -0700
Bart Schaefer <schaefer@brasslantern.com> wrote:
> On Tuesday, June 9, 2015, Peter Stephenson <p.stephenson@samsung.com> wrote:
> >
> >
> > I can't remember why POSIX_ARGZERO isn't on, or even if there was
> > actually a reason.
> >
> >
> The doc actually does explain this, for once.
>
> For compatibility with previous versions of the shell, emulations use
> NO_FUNCTION_ARGZERO instead of POSIX_ARGZERO, which may result in
> unexpected scoping of $0 if the emulation mode is changed inside a function
> or script.
So we'd have to special-case the top-level emulation on the assumption
once a sh, always a sh. Not clear if it's worth it.
pws
next prev parent reply other threads:[~2015-06-09 15:53 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-06-07 0:23 Martijn Dekker
2015-06-07 0:34 ` ZyX
2015-06-07 1:23 ` Bart Schaefer
2015-06-07 1:27 ` ZyX
2015-06-07 2:21 ` Martijn Dekker
2015-06-09 17:49 ` Martijn Dekker
2015-06-08 8:44 ` Peter Stephenson
2015-06-09 2:19 ` Martijn Dekker
2015-06-09 8:35 ` Peter Stephenson
2015-06-09 15:37 ` Bart Schaefer
2015-06-09 15:43 ` Peter Stephenson [this message]
2015-06-11 11:23 ` Daniel Shahaf
2015-06-11 11:33 ` Peter Stephenson
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