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Re: bug: illegal function name?

From: Eduardo A . Bustamante López
Subject: Re: bug: illegal function name?
Date: Sun, 20 Jan 2019 19:50:35 -0800
User-agent: Mutt/1.10.1 (2018-07-13)

On Mon, Jan 21, 2019 at 09:26:59AM +0700, Robert Elz wrote:
> I think his point is that if unset "unset f" (no flags) works to unset 
> function f, if f is not a (set) variable, then it should work every time
> "f" is not a set variable, not only the times when the word "f" happens
> to be of the correct syntax to be a variable name, but happens not
> to be.
> I think that is a good point.
> In the NetBSD sh we avoid that issue completely, the only way to
> unset a function is with "unset -f", a simple "unset f" only ever
> unsets variables.

I think that's a good point too. But how would you fix this particular issue?

Changing the behavior of `unset f' to only ever unset variables means
potentially breaking existing scripts. Is the inconsistency reported severe
enough to make this change?

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