Re: [PATCH 2/4] ssh.exp: do not use '&&' with 'XYZ${?}ZYX' logic

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On Wed, 25 Mar 2026, Andreas Schwab wrote:

> On Mär 24 2026, Joseph Myers wrote:
> 
> > program fails, the subsequent rm would prevent that from working by
> > yielding the exit status from rm instead.
> 
> Why does it need to use rm in the first place?  That is the duty of the
> "remote_file ... delete" command that is called afterwards.
> 
> Without that rm, there is no need for the XYZ marker any more, since the
> true exit code can be extracted from the return value.

Patch 4 removes the rm.  I don't know whether there are any sshd 
implementations in current use that fail to pass through the exit status, 
which would be another potential use for the XYZ marker; I haven't tried 
any larger refactoring to remove the XYZ logic.

-- 
Joseph S. Myers
[email protected]
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