From: Peter Stephenson <p.stephenson@samsung.com>
To: "zsh-users@zsh.org" <zsh-users@zsh.org>
Subject: Re: P modify in history event
Date: Tue, 19 Nov 2019 18:21:01 +0000 [thread overview]
Message-ID: <1574187661.6021.15.camel@samsung.com> (raw)
In-Reply-To: <d64df0bd-0ebb-4f5b-af63-cab62dfbd5fb@www.fastmail.com>
On Tue, 2019-11-19 at 18:00 +0000, Daniel Shahaf wrote:
> Can «zgetcwd()» return an empty string? If that's possible, the
> condition will be undefined behaviour («""[-1]»).
Not in a sane world, but there are cases where we can't work out the
current directory. I think we return "." then, in fact. But a bit of
safety probably wouldn't hurt --- applying [-1] to functions arguably
isn't top class style.
pws
next prev parent reply other threads:[~2019-11-19 18:21 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20191117184333epcas5p15bc1aa7b0f78182c3d1acc703f55d445@epcas5p1.samsung.com>
2019-11-17 18:42 ` Perry Smith
2019-11-18 9:47 ` Peter Stephenson
2019-11-19 18:00 ` Daniel Shahaf
2019-11-19 18:21 ` Peter Stephenson [this message]
2019-11-19 19:03 ` Daniel Shahaf
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