system -notty what is it for?

Joshua Root jmr at
Thu Feb 8 19:37:14 UTC 2018

On 2018-2-9 06:18 , Ken Cunningham wrote:
> I noted here
> an option for system called “-notty”
> Searching macports-ports seems to show no ports use this.
> What would that option be useful for?

Anything that behaves differently depending on whether there is a
controlling terminal. Specifically used in base for CVS login.


- Josh

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