Re: [PATCH] latest ash has broken 'echo' command

[Marcus Brinkmann <Marcus.Brinkmann@ruhr-uni-bochum.de>]

On Fri, Oct 22, 1999 at 07:35:47PM +0200, Marek Habersack wrote:
> * Marcus Brinkmann said:
> > > True, but I have to KNOW wheter the feature is supported by the given
> > > product or not, right?
> > 
> > Trivial:
> > 
> > marcus@ulysses[0]:/tmp$ echo -n | wc
> >       0       0       0
> > marcus@ulysses[0]:/tmp$ echo -- -n | wc
> >       1       2       6
> > 
> > Writing a shell fucntion around it which returns yes or no is left as an
> > exercise to the reader :)
> Hmm... not quite that good :)). wc is in /usr/bin, that's first.

Then check the error code of it:

`echo -n` && echo y || echo n

vs.

`echo -- -n` && echo y || echo n


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