From owner-freebsd-current@freebsd.org Thu May 31 07:58:55 2018 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id A69A2FD1517 for ; Thu, 31 May 2018 07:58:55 +0000 (UTC) (envelope-from gljennjohn@gmail.com) Received: from mail-wm0-x22e.google.com (mail-wm0-x22e.google.com [IPv6:2a00:1450:400c:c09::22e]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 04D6876C55 for ; Thu, 31 May 2018 07:58:55 +0000 (UTC) (envelope-from gljennjohn@gmail.com) Received: by mail-wm0-x22e.google.com with SMTP id f8-v6so52367930wmc.4 for ; Thu, 31 May 2018 00:58:54 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:subject:message-id:in-reply-to:references:reply-to :mime-version:content-transfer-encoding; bh=wrUOSmpdikcN38ivtHDvxdXTTkRyJaHyDt9Yl/8KynU=; b=j3x+sR9uPPxzvkExyTSKkas8EemkoGGPs/mY5CuhDG9JplOGDAuP5S8M9cqkzgAXaB Z5ltIJlX4OPt+cV4wyfMMEwMv/a1Im0rbQ6aaMSdvlDJTq4UW1H+Dpi3Co8pLcXZ7cXI SsU6gRduBAaEx9oJA3F6uQitFk/8uFBsKDjR9lfFYfaDCPRZsSJ4HqPNSgEWyqGh727R DmnC2536ardJCUIgjm2S7+hlHpcfQEEjyRe2uSAal52JRNv2HFKGcj6j3zhsyRvXiCfO QSlEjjgnU+Gy+7c5lqlECClXnSy1ZbAwj8BzMu5HY0M979I0ziG1kx8CxYwyfqN2rO0L b0Mg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:subject:message-id:in-reply-to :references:reply-to:mime-version:content-transfer-encoding; bh=wrUOSmpdikcN38ivtHDvxdXTTkRyJaHyDt9Yl/8KynU=; b=ofMSmAeNTJ1Qmsl4gISYjNCjb17FOQVGFKxqqVnYY9/CVEfmBABrGuAoLBE7px04cb y5NjIlI/MmX39Z9xfrwbhJJ/FStllf1v2k1OEgRbKEfqBqkHsDejtWi64CUGAExlMqkK BBm2tLOr8p+FhQuqA+ynGAdmCvbTJD05CrBOe/tEAJCa47y7eioKqtnwzeOJ+L6UWvyZ x9xJtxssaPez0hzcjqhf5UrF4BB2OhDsYiF46w3mnyTFePJUNQgh99BADEm511qwiPwH 084MZXKiLnei4S+Xd6NWE9WRWxkEhR6ccnOnOt1l5YKQPPzaeSLvP7MZCdSPUhnK8iR7 851A== X-Gm-Message-State: ALKqPwfQB/KKCTGdzPRR+IQ6WiGhji82z5I/yHJBsOto2wHuaOG+R3Pc lgoFh3mwwwnii7SLFx+Wy1UZNw== X-Google-Smtp-Source: ADUXVKIQrbGCTDqRXlkhsChwImQYm92WRSXkPOw79Z0CiICNA7ov3kwpPt3QKvKEBzKdFhAvwFWqOA== X-Received: by 2002:a1c:96c1:: with SMTP id y184-v6mr3493447wmd.156.1527753533850; Thu, 31 May 2018 00:58:53 -0700 (PDT) Received: from ernst.home (p5B02337A.dip0.t-ipconnect.de. [91.2.51.122]) by smtp.gmail.com with ESMTPSA id n56-v6sm29894873wrn.72.2018.05.31.00.58.51 for (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Thu, 31 May 2018 00:58:53 -0700 (PDT) Date: Thu, 31 May 2018 09:58:50 +0200 From: Gary Jennejohn To: FreeBSD Current Subject: Re: ``make buildkernel'' fails when /usr/obj is empty Message-ID: <20180531095850.5845fd7a@ernst.home> In-Reply-To: <20180531095222.399e7a37@ernst.home> References: <20180531095222.399e7a37@ernst.home> Reply-To: gljennjohn@gmail.com X-Mailer: Claws Mail 3.16.0 (GTK+ 2.24.32; amd64-portbld-freebsd12.0) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.26 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 31 May 2018 07:58:55 -0000 On Thu, 31 May 2018 09:52:22 +0200 Gary Jennejohn wrote: > There's something totally screwy about trying to build a kernel when > /usr/obj is not populated. > > I ran ``make clean'' in /usr/src and then ``make buildkernel''. This > fails with > make[2]: "/usr/src/sys/conf/kern.pre.mk" line 125: amd64 kernel > requires linker ifunc support > > This is total BS because > > /usr/bin/ld --version > LLD 6.0.0 (FreeBSD 326565-1200002) (compatible with GNU linkers) > > which is exactly what bsd.linker.mk is looking for to set ifunc. > > If I do this: > > mkdir -p /usr/obj/usr/src/amd64.amd64/tmp/legacy/usr/bin > cp /usr/bin/ld /usr/obj/usr/src/amd64.amd64/tmp/legacy/usr/bin > > the buildkernel then succeeds. > > Considering that (reformatted output from make) > > PATH=/usr/obj/usr/src/amd64.amd64/tmp/legacy/usr/sbin: > /usr/obj/usr/src/amd64.amd64/tmp/legacy/usr/bin: > /usr/obj/usr/src/amd64.amd64/tmp/legacy/bin: > /usr/obj/usr/src/amd64.amd64/tmp/usr/sbin: > /usr/obj/usr/src/amd64.amd64/tmp/usr/bin: > /sbin:/bin:/usr/sbin:/usr/bin > > it seems like /usr/bin/ld should be found by bsd.linker.mk and no > error should be reported. > OK, it seems that ``make clean'' does not remove the contents of /usr/obj/usr/src/amd64.amd64/tmp/legacy. If I delete everything under /usr/obj then ``make buildkernel'' works. Still, it seems pretty strange to me to make building a kernel depend on some random junk which is left laying around under /usr/obj. -- Gary Jennejohn