From: | Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> |
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To: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
Cc: | PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Use of $(THREAD_CFLAGS) in CPPFLAGS |
Date: | 2003-09-27 03:00:57 |
Message-ID: | 200309270300.h8R30vK00455@candle.pha.pa.us |
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Lists: | pgsql-hackers |
Tom Lane wrote:
> Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us> writes:
> > I just noticed that libpq/ecpg use $(THREAD_CFLAGS) as part of CPPFLAGS.
> > Is that correct? Should it be added to CFLAGS instead?
>
> I was just noticing that today. THREAD_CFLAGS typically includes -D
> flags, and as such it *must* be added to CPPFLAGS --- it'd be incorrect
> to add it to CFLAGS. Possibly we should rename THREAD_CFLAGS to
> THREAD_CPPFLAGS. I'm not sure that we have any platforms for which it
> would be useful to invent both THREAD_CPPFLAGS and THREAD_CFLAGS.
Actually, the most common THREAD_CFLAGS is -pthread, used by Solaris,
OSF, and FreeBSD 4.X. Only Linux uses -D flags for threading.
--
Bruce Momjian | http://candle.pha.pa.us
pgman(at)candle(dot)pha(dot)pa(dot)us | (610) 359-1001
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