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Re: Parsing options in the form "-C8"

From: Greg Wooledge
Subject: Re: Parsing options in the form "-C8"
Date: Wed, 17 Nov 2021 09:52:14 -0500

On Wed, Nov 17, 2021 at 09:37:09AM -0500, Chet Ramey wrote:
> On 11/16/21 6:29 PM, irenezerafa wrote:
> >     ("-C"*)
> >       usg="${1#*C}"
> You might want to use `-C' as the pattern instead of `*C', which would do
> the wrong thing if the rest of the string were to contain a `C'.

That's only an issue if they used ## instead of # there.  On the other
hand, using *C to match a known prefix of -C seems inefficient.

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