On 12/11/2018 20:00, Tom Lane wrote:
> Also, even if we had an arguably-better idea, I suspect that there would
> always be cases where it didn't work. For example, one idea is to make
> a temporary directory under the installation's normal socket directory
> (thus, /tmp/pgXXXX/ or some such). But, if the normal socket directory
> is not /tmp, we might find that pg_upgrade can't write there.
We do exactly that in pg_regress and it's never been a problem.
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Peter Eisentraut http://www.2ndQuadrant.com/
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