Re: unused_oids script is broken with bsd sed

Tom Lane wrote:

> However, RenameTempFile is also used by Gen_fmgrtab.pl, and having the
> same sort of no-touch semantics for fmgroids.h and friends would have some
> additional fallout.  The makefiles would think they have to keep
> re-running Gen_fmgrtab.pl if fmgroids.h is older than the mod time on any
> input file, and that's certainly no good.  We can fix that by inventing a
> stamp file for the Gen_fmgrtab.pl run, analogous to bki-stamp for the
> genbki.pl run, but that means changes in the makefiles that go a bit
> beyond the realm of triviality.

Sounds OK to me -- a stamp file is already established technique, so it
shouldn't go *too much* beyond triviality.  I do note that
msvc/Solution.pm runs Gen_fmgrtab.pl, but it shouldn't require any
changes anyhow.

-- 
Álvaro Herrera                https://www.2ndQuadrant.com/
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