From: Peter Stephenson <p.stephenson@samsung.com>
To: zsh-workers@zsh.org
Subject: Re: [PATCH] Use == in expressions instead of the deprecated =
Date: Thu, 08 Sep 2016 16:14:10 +0100 [thread overview]
Message-ID: <20160908161410.46897ece@pwslap01u.europe.root.pri> (raw)
In-Reply-To: <20160908143128.GA14933@chaz.gmail.com>
On Thu, 08 Sep 2016 15:31:28 +0100
Stephane Chazelas <stephane.chazelas@gmail.com> wrote:
> 2016-09-08 12:16:28 +0100, Peter Stephenson:
> [...]
> > diff --git a/Doc/Zsh/cond.yo b/Doc/Zsh/cond.yo
> > index 3d369fb..6fcf3bd 100644
> > --- a/Doc/Zsh/cond.yo
> > +++ b/Doc/Zsh/cond.yo
> > @@ -103,8 +103,8 @@ true if var(file1) and var(file2) exist and refer to the same file.
> > xitem(var(string) tt(=) var(pattern))
> > item(var(string) tt(==) var(pattern))(
> > true if var(string) matches var(pattern).
> > -The `tt(==)' form is the preferred one. The `tt(=)' form is for
> > -backward compatibility and should be considered obsolete.
> > +The `tt(==)' form is the preferred one for clarity in new shell code
> > +as it more closely resembles other languages.
> [...]
>
> ksh93 also makes "==" obsolete in [[...]]. "==" is still not
> POSIX (and likely not going to be soon as requests to add it
> have been rejected (IIRC)) for the "test"/"[" utility (or expr).
So possibly even saying == is preferred is going a bit far, though
obviously there's no reason ever to remove it...
pws
next prev parent reply other threads:[~2016-09-08 15:24 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-09-05 21:27 Teubel György
2016-09-08 8:35 ` Peter Stephenson
2016-09-08 11:16 ` Peter Stephenson
2016-09-08 14:31 ` Stephane Chazelas
2016-09-08 15:06 ` Stephane Chazelas
2016-09-08 15:14 ` Peter Stephenson [this message]
2016-09-08 16:39 ` Mikael Magnusson
2016-09-08 18:47 ` Stephane Chazelas
2016-09-09 12:03 ` Vincent Lefevre
[not found] ` <CGME20160912143133eucas1p11a4e6916dd70b3ceaa163bf3bddfb007@eucas1p1.samsung.com>
2016-09-12 14:31 ` Peter Stephenson
2016-09-09 8:52 ` Stephane Chazelas
2016-09-09 9:31 ` Peter Stephenson
2016-09-09 16:00 ` Stephane Chazelas
2016-09-14 22:01 ` PATCH: [[ -v varname ]] Oliver Kiddle
2016-09-15 10:55 ` Vincent Lefevre
2016-09-16 0:36 ` Bart Schaefer
2016-09-15 11:08 ` Stephane Chazelas
2016-09-15 11:22 ` wrong "export -p" output for exported but not set variables (Was: PATCH: [[ -v varname ]]) Stephane Chazelas
2016-09-09 17:01 ` [PATCH] Use == in expressions instead of the deprecated = Christian Neukirchen
2016-09-09 18:54 ` Stephane Chazelas
2016-09-09 13:05 ` Peter Stephenson
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