From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
---|---|
To: | Larry Rosenman <ler(at)lerctr(dot)org> |
Cc: | Peter Eisentraut <peter_e(at)gmx(dot)net>, Lee Kindness <lkindness(at)csl(dot)co(dot)uk>, "Marc G(dot) Fournier" <scrappy(at)hub(dot)org>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, "Marc G(dot) Fournier" <scrappy(at)postgresql(dot)org>, PostgreSQL Development <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Unixware Patch (Was: Re: Beta2 Tag'd and Bundled ...) |
Date: | 2003-09-03 18:00:55 |
Message-ID: | 200309031800.h83I0tY06842@candle.pha.pa.us |
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Thread: | |
Lists: | pgsql-hackers |
Larry Rosenman wrote:
> >> > Woh, I thought we just agreed that getpwuid_r() isn't required for
> >> > thread-safety on your platform.
> >> it's CLEANER to use it.
> >>
> >> Our API Signature is the _r version, why not use it when it's available?
> >
> > My new patch will optionally use it if it exists, but we still need to
> > know if it is required so if we don't find it, we throw an error.
>
> On UnixWare, either should be thread-safe, to the best of my knowledge.
> HOWEVER,
> UnixWare has the getpwuid_r version, and since our API(from thread.c) is
> the _r signature,
> we should just return getpwuid_r(...,....,..., etc).
OK, I have marked Unixware as not requiring *_r functions. I decided
against optionally using the *_r functions if they exist because it
requires more tests/defines in configure.in, the standard changed the
arguments for some *_r functions over time (from drafts), and there is
no advantage if the libc versions are thread-safe already.
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 359-1001
+ If your life is a hard drive, | 13 Roberts Road
+ Christ can be your backup. | Newtown Square, Pennsylvania 19073
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