"Marko Kreen" <markokr(at)gmail(dot)com> writes:
> I noticed strtoull() causes problems on some buildfarm
> machines. As a fix I propose small str2num function inside
> txid.c itself. Main reason is that the txid actually does
> not need fully-featured strtoull (radixes, whitespace skipping).
Seems like a sane solution to me --- applied.
(Note that your overflow test didn't actually work; AFAIK there
really isn't any decent solution other than dividing at each step.)
regards, tom lane