| From: | Michael Fuhr <mike(at)fuhr(dot)org> |
|---|---|
| To: | Andrew Dunstan <andrew(at)dunslane(dot)net> |
| Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Christopher Kings-Lynne <chriskl(at)familyhealth(dot)com(dot)au>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
| Subject: | Re: Strange interval arithmetic |
| Date: | 2005-11-30 23:15:33 |
| Message-ID: | 20051130231533.GA27780@winnie.fuhr.org |
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| Lists: | pgsql-hackers pgsql-patches |
On Wed, Nov 30, 2005 at 06:00:07PM -0500, Andrew Dunstan wrote:
> LONG_MIN/LONG_MAX might be the actual values provided, too, mightn't
> they? checking for ERANGE seems like the only viable test.
Errno needs to be checked in any case for just that reason; the
question was whether checking *only* errno is sufficient to detect
an error. According to the standard it is.
--
Michael Fuhr
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