[{"id":1762747,"web_url":"http://patchwork.ozlabs.org/comment/1762747/","msgid":"<20170904160923.GA5223@scaer>","list_archive_url":null,"date":"2017-09-04T16:09:23","subject":"Re: [Buildroot] [PATCH v2 1/1] toolchain: detect external glibc in\n\tmerged /usr","submitter":{"id":13903,"url":"http://patchwork.ozlabs.org/api/people/13903/","name":"Yann E. MORIN","email":"yann.morin.1998@free.fr"},"content":"Cam, All,\n\nOn 2017-09-04 07:00 +1000, Cam Hutchison spake thusly:\n> When using an external toolchain that was built with Buildroot and a\n> merged /usr, the dynamic linker is actually in /usr/lib.\n> \n> But the check_glibc macro limits the depth it is looking for the dynamic\n> linker, and misses it when it is in /usr/lib because it is too deep.\n> \n> We could fix that in two ways: increase the depth in which we look\n> for it, or follow symlinks. We choose the second solution.\n> \n> Signed-off-by: Cam Hutchison <camh@xdna.net>\n> Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>\n> Cc: Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>\n> Cc: \"Yann E. MORIN\" <yann.morin.1998@free.fr>\n\nAcked-by: \"Yann E. MORIN\" <yann.morin.1998@free.fr>\n\nRegards,\nYann E. MORIN.\n\n> ---\n> Changes v1 -> v2:\n>   - Reworded commit message (suggested by Yann)\n> \n>  toolchain/helpers.mk | 2 +-\n>  1 file changed, 1 insertion(+), 1 deletion(-)\n> \n> diff --git a/toolchain/helpers.mk b/toolchain/helpers.mk\n> index e9e36d2069..63ef6fb4b0 100644\n> --- a/toolchain/helpers.mk\n> +++ b/toolchain/helpers.mk\n> @@ -227,7 +227,7 @@ check_glibc_rpc_feature = \\\n>  #\n>  check_glibc = \\\n>  \tSYSROOT_DIR=\"$(strip $1)\"; \\\n> -\tif test `find $${SYSROOT_DIR}/ -maxdepth 2 -name 'ld-linux*.so.*' -o -name 'ld.so.*' -o -name 'ld64.so.*' | wc -l` -eq 0 ; then \\\n> +\tif test `find -L $${SYSROOT_DIR}/ -maxdepth 2 -name 'ld-linux*.so.*' -o -name 'ld.so.*' -o -name 'ld64.so.*' | wc -l` -eq 0 ; then \\\n>  \t\techo \"Incorrect selection of the C library\"; \\\n>  \t\texit -1; \\\n>  \tfi; \\\n> -- \n> 2.11.0\n>","headers":{"Return-Path":"<buildroot-bounces@busybox.net>","X-Original-To":["incoming@patchwork.ozlabs.org","buildroot@lists.busybox.net"],"Delivered-To":["patchwork-incoming@bilbo.ozlabs.org","buildroot@osuosl.org"],"Authentication-Results":["ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=busybox.net\n\t(client-ip=140.211.166.137; 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a=rsa-sha256; c=relaxed/relaxed;\n\td=1e100.net; s=20161025;\n\th=x-gm-message-state:sender:date:from:to:cc:subject:message-id\n\t:references:mime-version:content-disposition:in-reply-to:user-agent; \n\tbh=qjRoLRN3nYQ0ezfodP5abJ2UKJOpWmgecUcAOZBFg1o=;\n\tb=UkxI4o3AXPab42JE/5q1V6EMOYU52+sSeKHr1PYpXOLSxcupnBYUTS8zFIwXcQV8pb\n\ta/bzRT5F62Wabcvygw9WV8DLnKaB8yRsJECIjEEdTr4K+w7EzQjdKM9oR9Q/7sRrEcNv\n\tj8M/4G/DHVZ9OT47aCdn+rmT/L1rqIzEHKKFIHuCucBQHFuA6ILXavuBDPuiOPuF64fe\n\tfuYLpRi/+6BEpIdJ+IDV1csKGArCNvcWNQT/KqyemTfc2wdbMhBiROTul8lN30D9Hl0k\n\ttwRnWO7L/yQuMhaWZQ+/x7o10t2/zIRPtRvKMLSXkmrcIlD9FDk8dRBt/R0ZgJrPua1X\n\tnbTQ==","X-Gm-Message-State":"AHPjjUg9trMz9vHn33d6eliSce8kK7cdvqKaDKbNWyhODk6YEdbsMZuA\n\tO/jh6dUAnNBYOw==","X-Google-Smtp-Source":"ADKCNb53CDcg344qNyoJYZq2uV6jbmgoBMolY5t1X/lStQ4RRu6JnC6E6LP+hixPj4PTcgzUcJlrkQ==","X-Received":"by 10.223.167.71 with SMTP id e7mr650331wrd.66.1504541367078;\n\tMon, 04 Sep 2017 09:09:27 -0700 (PDT)","Date":"Mon, 4 Sep 2017 18:09:23 +0200","From":"\"Yann E. MORIN\" <yann.morin.1998@free.fr>","To":"Cam Hutchison <camh@xdna.net>","Message-ID":"<20170904160923.GA5223@scaer>","References":"<20170903210043.19105-1-camh@xdna.net>","MIME-Version":"1.0","Content-Disposition":"inline","In-Reply-To":"<20170903210043.19105-1-camh@xdna.net>","User-Agent":"Mutt/1.5.22 (2013-10-16)","Cc":"Thomas Petazzoni <thomas.petazzoni@free-electrons.com>,\n\tThomas De Schampheleire <thomas.de_schampheleire@nokia.com>,\n\tbuildroot@buildroot.org","Subject":"Re: [Buildroot] [PATCH v2 1/1] toolchain: detect external glibc in\n\tmerged /usr","X-BeenThere":"buildroot@busybox.net","X-Mailman-Version":"2.1.18-1","Precedence":"list","List-Id":"Discussion and development of buildroot <buildroot.busybox.net>","List-Unsubscribe":"<http://lists.busybox.net/mailman/options/buildroot>,\n\t<mailto:buildroot-request@busybox.net?subject=unsubscribe>","List-Archive":"<http://lists.busybox.net/pipermail/buildroot/>","List-Post":"<mailto:buildroot@busybox.net>","List-Help":"<mailto:buildroot-request@busybox.net?subject=help>","List-Subscribe":"<http://lists.busybox.net/mailman/listinfo/buildroot>,\n\t<mailto:buildroot-request@busybox.net?subject=subscribe>","Content-Type":"text/plain; charset=\"us-ascii\"","Content-Transfer-Encoding":"7bit","Errors-To":"buildroot-bounces@busybox.net","Sender":"\"buildroot\" <buildroot-bounces@busybox.net>"}},{"id":1771390,"web_url":"http://patchwork.ozlabs.org/comment/1771390/","msgid":"<e88ba4e2-8ab0-eb4e-ccc5-7b0de801ae43@mind.be>","list_archive_url":null,"date":"2017-09-19T21:00:03","subject":"Re: [Buildroot] [PATCH v2 1/1] toolchain: detect external glibc in\n\tmerged /usr","submitter":{"id":11809,"url":"http://patchwork.ozlabs.org/api/people/11809/","name":"Arnout Vandecappelle","email":"arnout@mind.be"},"content":"On 03-09-17 23:00, Cam Hutchison wrote:\n> When using an external toolchain that was built with Buildroot and a\n> merged /usr, the dynamic linker is actually in /usr/lib.\n> \n> But the check_glibc macro limits the depth it is looking for the dynamic\n> linker, and misses it when it is in /usr/lib because it is too deep.\n> \n> We could fix that in two ways: increase the depth in which we look\n> for it, or follow symlinks. We choose the second solution.\n> \n> Signed-off-by: Cam Hutchison <camh@xdna.net>\n> Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>\n> Cc: Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>\n> Cc: \"Yann E. MORIN\" <yann.morin.1998@free.fr>\n\n Applied to master, thanks.\n\n Regards,\n Arnout","headers":{"Return-Path":"<buildroot-bounces@busybox.net>","X-Original-To":["incoming@patchwork.ozlabs.org","buildroot@lists.busybox.net"],"Delivered-To":["patchwork-incoming@bilbo.ozlabs.org","buildroot@osuosl.org"],"Authentication-Results":"ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=busybox.net\n\t(client-ip=140.211.166.133; helo=hemlock.osuosl.org;\n\tenvelope-from=buildroot-bounces@busybox.net;\n\treceiver=<UNKNOWN>)","Received":["from hemlock.osuosl.org (smtp2.osuosl.org [140.211.166.133])\n\t(using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3xxZyp5F6Xz9ryv\n\tfor <incoming@patchwork.ozlabs.org>;\n\tWed, 20 Sep 2017 07:00:34 +1000 (AEST)","from localhost (localhost [127.0.0.1])\n\tby hemlock.osuosl.org (Postfix) with ESMTP id 9534687940;\n\tTue, 19 Sep 2017 21:00:30 +0000 (UTC)","from hemlock.osuosl.org ([127.0.0.1])\n\tby localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id Q8x+YZDS2ufz; Tue, 19 Sep 2017 21:00:28 +0000 (UTC)","from ash.osuosl.org (ash.osuosl.org [140.211.166.34])\n\tby hemlock.osuosl.org (Postfix) with ESMTP id 5317C878BD;\n\tTue, 19 Sep 2017 21:00:28 +0000 (UTC)","from silver.osuosl.org (smtp3.osuosl.org [140.211.166.136])\n\tby ash.osuosl.org (Postfix) with ESMTP id AFDB31CEBBC\n\tfor <buildroot@lists.busybox.net>;\n\tTue, 19 Sep 2017 21:00:25 +0000 (UTC)","from localhost (localhost [127.0.0.1])\n\tby silver.osuosl.org (Postfix) with ESMTP id A43D32DDE6\n\tfor <buildroot@lists.busybox.net>;\n\tTue, 19 Sep 2017 21:00:25 +0000 (UTC)","from silver.osuosl.org ([127.0.0.1])\n\tby localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id 81cojcoW5H7y for <buildroot@lists.busybox.net>;\n\tTue, 19 Sep 2017 21:00:25 +0000 (UTC)","from exchange.essensium.com (220.77.144.195.ipv4.evonet.be\n\t[195.144.77.220])\n\tby silver.osuosl.org (Postfix) with ESMTP id BDDF72DEB4\n\tfor <buildroot@buildroot.org>; Tue, 19 Sep 2017 21:00:24 +0000 (UTC)","from [10.8.0.14] (10.3.7.11) by beleexch01.local.ess-mail.com\n\t(10.3.7.8) with Microsoft SMTP Server (TLS) id 15.0.847.32;\n\tTue, 19 Sep 2017 23:00:05 +0200"],"X-Virus-Scanned":["amavisd-new at osuosl.org","amavisd-new at osuosl.org"],"X-Greylist":"domain auto-whitelisted by SQLgrey-1.7.6","To":"Cam Hutchison <camh@xdna.net>, <buildroot@buildroot.org>","References":"<20170903210043.19105-1-camh@xdna.net>","From":"Arnout Vandecappelle <arnout@mind.be>","Organization":"Essensium/Mind","Message-ID":"<e88ba4e2-8ab0-eb4e-ccc5-7b0de801ae43@mind.be>","Date":"Tue, 19 Sep 2017 23:00:03 +0200","User-Agent":"Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101\n\tThunderbird/52.3.0","MIME-Version":"1.0","In-Reply-To":"<20170903210043.19105-1-camh@xdna.net>","Content-Language":"en-GB","X-Originating-IP":"[10.3.7.11]","X-ClientProxiedBy":"beleexch01.local.ess-mail.com (10.3.7.8) To\n\tbeleexch01.local.ess-mail.com (10.3.7.8)","Cc":"Thomas Petazzoni <thomas.petazzoni@free-electrons.com>,\n\t\"Yann E. MORIN\" <yann.morin.1998@free.fr>,\n\tThomas De Schampheleire <thomas.de_schampheleire@nokia.com>","Subject":"Re: [Buildroot] [PATCH v2 1/1] toolchain: detect external glibc in\n\tmerged /usr","X-BeenThere":"buildroot@busybox.net","X-Mailman-Version":"2.1.18-1","Precedence":"list","List-Id":"Discussion and development of buildroot <buildroot.busybox.net>","List-Unsubscribe":"<http://lists.busybox.net/mailman/options/buildroot>,\n\t<mailto:buildroot-request@busybox.net?subject=unsubscribe>","List-Archive":"<http://lists.busybox.net/pipermail/buildroot/>","List-Post":"<mailto:buildroot@busybox.net>","List-Help":"<mailto:buildroot-request@busybox.net?subject=help>","List-Subscribe":"<http://lists.busybox.net/mailman/listinfo/buildroot>,\n\t<mailto:buildroot-request@busybox.net?subject=subscribe>","Content-Type":"text/plain; charset=\"us-ascii\"","Content-Transfer-Encoding":"7bit","Errors-To":"buildroot-bounces@busybox.net","Sender":"\"buildroot\" <buildroot-bounces@busybox.net>"}},{"id":1787819,"web_url":"http://patchwork.ozlabs.org/comment/1787819/","msgid":"<87376irbzx.fsf@dell.be.48ers.dk>","list_archive_url":null,"date":"2017-10-16T21:58:26","subject":"Re: [Buildroot] [PATCH v2 1/1] toolchain: detect external glibc in\n\tmerged /usr","submitter":{"id":42365,"url":"http://patchwork.ozlabs.org/api/people/42365/","name":"Peter Korsgaard","email":"peter@korsgaard.com"},"content":">>>>> \"Cam\" == Cam Hutchison <camh@xdna.net> writes:\n\n > When using an external toolchain that was built with Buildroot and a\n > merged /usr, the dynamic linker is actually in /usr/lib.\n\n > But the check_glibc macro limits the depth it is looking for the dynamic\n > linker, and misses it when it is in /usr/lib because it is too deep.\n\n > We could fix that in two ways: increase the depth in which we look\n > for it, or follow symlinks. We choose the second solution.\n\n > Signed-off-by: Cam Hutchison <camh@xdna.net>\n > Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>\n > Cc: Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>\n > Cc: \"Yann E. MORIN\" <yann.morin.1998@free.fr>\n > ---\n > Changes v1 -> v2:\n >   - Reworded commit message (suggested by Yann)\n\nCommitted to 2017.08.x, thanks.","headers":{"Return-Path":"<buildroot-bounces@busybox.net>","X-Original-To":["incoming@patchwork.ozlabs.org","buildroot@lists.busybox.net"],"Delivered-To":["patchwork-incoming@bilbo.ozlabs.org","buildroot@osuosl.org"],"Authentication-Results":["ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=busybox.net\n\t(client-ip=140.211.166.138; helo=whitealder.osuosl.org;\n\tenvelope-from=buildroot-bounces@busybox.net;\n\treceiver=<UNKNOWN>)","ozlabs.org;\n\tdkim=fail reason=\"signature verification failed\" (2048-bit key;\n\tunprotected) header.d=gmail.com header.i=@gmail.com\n\theader.b=\"JBvRWdIy\"; dkim-atps=neutral"],"Received":["from whitealder.osuosl.org (smtp1.osuosl.org [140.211.166.138])\n\t(using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits))\n\t(No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3yGBzK4b4gz9sRW\n\tfor <incoming@patchwork.ozlabs.org>;\n\tTue, 17 Oct 2017 08:58:37 +1100 (AEDT)","from localhost (localhost [127.0.0.1])\n\tby whitealder.osuosl.org (Postfix) with ESMTP id 76C8786712;\n\tMon, 16 Oct 2017 21:58:34 +0000 (UTC)","from whitealder.osuosl.org ([127.0.0.1])\n\tby localhost (.osuosl.org [127.0.0.1]) (amavisd-new, port 10024)\n\twith ESMTP id 94EG2OkVj+If; 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MORIN\" <yann.morin.1998@free.fr>,\n\tThomas De Schampheleire <thomas.de_schampheleire@nokia.com>,\n\tbuildroot@buildroot.org","Subject":"Re: [Buildroot] [PATCH v2 1/1] toolchain: detect external glibc in\n\tmerged /usr","X-BeenThere":"buildroot@busybox.net","X-Mailman-Version":"2.1.18-1","Precedence":"list","List-Id":"Discussion and development of buildroot <buildroot.busybox.net>","List-Unsubscribe":"<http://lists.busybox.net/mailman/options/buildroot>,\n\t<mailto:buildroot-request@busybox.net?subject=unsubscribe>","List-Archive":"<http://lists.busybox.net/pipermail/buildroot/>","List-Post":"<mailto:buildroot@busybox.net>","List-Help":"<mailto:buildroot-request@busybox.net?subject=help>","List-Subscribe":"<http://lists.busybox.net/mailman/listinfo/buildroot>,\n\t<mailto:buildroot-request@busybox.net?subject=subscribe>","Content-Type":"text/plain; charset=\"us-ascii\"","Content-Transfer-Encoding":"7bit","Errors-To":"buildroot-bounces@busybox.net","Sender":"\"buildroot\" <buildroot-bounces@busybox.net>"}}]