Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1gSWPn-00022W-98 for pgsql-bugs@arkaria.postgresql.org; Fri, 30 Nov 2018 00:12:15 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.89) (envelope-from ) id 1gSWPl-0008Ln-6J for pgsql-bugs@arkaria.postgresql.org; Fri, 30 Nov 2018 00:12:13 +0000 Received: from makus.postgresql.org ([2001:4800:3e1:1::229]) by malur.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1gSWPk-0008Lf-Sv for pgsql-bugs@lists.postgresql.org; Fri, 30 Nov 2018 00:12:13 +0000 Received: from lungold.riddles.org.uk ([82.68.208.19]) by makus.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1gSWPh-0008Eg-4n for pgsql-bugs@lists.postgresql.org; Fri, 30 Nov 2018 00:12:11 +0000 Received: from [192.168.127.1] (port=27467 helo=caithnard.riddles.org.uk) by lungold.riddles.org.uk with esmtps (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.88 (FreeBSD)) (envelope-from ) id 1gSWPa-000Q0Z-DF; Fri, 30 Nov 2018 00:12:02 +0000 Received: from [127.0.0.1] (port=30647 helo=caithnard.riddles.org.uk) by caithnard.riddles.org.uk with esmtp (Exim 4.89 (FreeBSD)) (envelope-from ) id 1gSWPZ-000Dco-D3; Fri, 30 Nov 2018 00:12:01 +0000 From: Andrew Gierth To: Thomas Munro Cc: Tom Lane , jack@jackkelly.name, PostgreSQL mailing lists Subject: Re: BUG #15525: Build failures when compiling Postgres with Make parallelization In-Reply-To: (Thomas Munro's message of "Fri, 30 Nov 2018 10:14:17 +1300") Message-ID: <87k1kvmnvc.fsf@news-spur.riddles.org.uk> References: <15525-a30da084f17a1faa@postgresql.org> <31602.1543363896@sss.pgh.pa.us> <87k1kwlvad.fsf@jackkelly.name> <28417.1543458718@sss.pgh.pa.us> <31059.1543461919@sss.pgh.pa.us> <87r2f4jfu0.fsf@jackkelly.name> <28445.1543507385@sss.pgh.pa.us> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1 (berkeley-unix) Date: Fri, 30 Nov 2018 00:12:00 +0000 MIME-Version: 1.0 Content-Type: text/plain List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Precedence: bulk >>>>> "Thomas" == Thomas Munro writes: Thomas> But just for the record, while we're doing amateur software Thomas> archeology: I'm pretty sure Apple's libtool/ranlib is not Thomas> derived from BSD... it says it's from NeXT and has no Thomas> University of California copyright. They probably needed Thomas> something different to work with Mach-O objects, whereas Thomas> ancient BSD used a.out and modern BSDen use ELF. It also Thomas> supports their funky fat/universal libraries which NeXT and Thomas> Apple used to change CPU architectures several times Thomas> surprisingly smoothly. I don't see anything like that utime() Thomas> in either modern FreeBSD (where it's been rewritten at least Thomas> once) or ancient 4.4BSD lite sources. I also noticed that an Apple manpage mentions that the linker at one time compared the mod-time of the .a file with the embedded timestamp of its archive symbol table member, which is probably why the utime() call existed in the first place. I don't recall that behavior in other linkers, offhand. -- Andrew (irc:RhodiumToad)