Re: configure.in and setproctitle/optreset problem

Peter Eisentraut <peter_e@gmx.net>

From: Peter Eisentraut <peter_e@gmx.net>
To: Christoph Berg <christoph.berg@credativ.de>
Cc: PostgreSQL Hackers <pgsql-hackers@postgresql.org>
Date: 2012-12-18T06:08:45Z
Lists: pgsql-hackers
On Mon, 2012-12-17 at 18:02 +0100, Christoph Berg wrote:
> I have no clue why no one else has seen this bug before, but the
> reason for the error seems to be that configure is invoking the
> setproctitle test including -ledit. libedit.so is linked to libbsd.so,
> which in turn contains setproctitle(), so HAVE_SETPROCTITLE is set
> even this is Linux, not BSD. 

I reported this here:
http://archives.postgresql.org/pgsql-bugs/2012-07/msg00127.php

The correct fix, IMO/IIRC, is to add LDFLAGS=-Wl,--as-needed before
running most of the configure checks, instead of after.