From patchwork Tue Sep 18 08:45:54 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Masahiro Yamada X-Patchwork-Id: 146888 Delivered-To: patch@linaro.org Received: by 2002:a2e:1648:0:0:0:0:0 with SMTP id 8-v6csp4760584ljw; Tue, 18 Sep 2018 01:46:31 -0700 (PDT) X-Google-Smtp-Source: ANB0VdZd6NIkFDXt09MoSnf0blFLaVueOfYJf1tJHFc76/77Lv/dG9xchJ7WHnQT+zWC8Ry1dxfH X-Received: by 2002:a63:d002:: with SMTP id z2-v6mr27195175pgf.262.1537260391838; Tue, 18 Sep 2018 01:46:31 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1537260391; cv=none; d=google.com; s=arc-20160816; b=a0FfkUFa4cyRrPbMWoplcg4mHxwi4fUVfYpGgd+2rLEm6qNcU+fgL7YwJV2NtiqE44 M0dMVfqTHysoLteAPYkgijqjD71gXHBurH/IL1dnWLYqPOCQXhIukyNC6GBJA30tGnap D7VTwcxl8KwsXo/P4f1HT7POnmAHYM0z2HljTLzukTlwegcQ6wtAeVnuQlfc3qUSisKa j0FQPOYnZcPCyaft1KmPSnyySDyEOmrlCUG/j7e6YtewQ+IELEAVRtSIoljWw0OUiI44 zPwW8x6oCSmfr0qS0GYx9rtJjVq6S5XB8jkCbkXtx+ZwVZJATdulveMGNWU1d7pM1CeC iGJQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:references:in-reply-to:message-id:date :subject:cc:to:from:dkim-signature:dkim-filter; bh=8QvWQPQnnkID6eS2uCqPUDx2wVrHT/2j5vswBJskWpU=; b=dyYyz+WmRCvN83f7pw2BI6+FoHbe5FoVIfcbSkTnD3+HbNygA1t6VizDmaEt0Su4si BN9zcKVelGqUbA1cH0VT/6YRQ+0ONjEoOtnen00W395v5vtNk2H14rYh8Yupyx48QIIz ghkTtUwIs+lb54sujlx6h22LaSIetHkbnNJ0cd6SM5tvs8LBMmLz0lc7c7+S9EW3OBfX eJQnf9eo70AE1f1Csl8ko/fMOZH/BqE8BiSA8cUj9Sy4pZkhkLR5VUgI4KTd/SpCGDVK jCIa76bFCIowMmbwtXnIzLXnaxcxDVkJlakXlxqUtbFUpHYgICz68Cd/ubuQpwzKQV2I n+PQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@nifty.com header.s=dec2015msa header.b=zJ55wceY; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id o137-v6si19939930pfg.362.2018.09.18.01.46.31; Tue, 18 Sep 2018 01:46:31 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@nifty.com header.s=dec2015msa header.b=zJ55wceY; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729569AbeIROR7 (ORCPT + 32 others); Tue, 18 Sep 2018 10:17:59 -0400 Received: from conuserg-07.nifty.com ([210.131.2.74]:55703 "EHLO conuserg-07.nifty.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729316AbeIROR6 (ORCPT ); Tue, 18 Sep 2018 10:17:58 -0400 Received: from pug.e01.socionext.com (p14092-ipngnfx01kyoto.kyoto.ocn.ne.jp [153.142.97.92]) (authenticated) by conuserg-07.nifty.com with ESMTP id w8I8juLT029470; Tue, 18 Sep 2018 17:45:58 +0900 DKIM-Filter: OpenDKIM Filter v2.10.3 conuserg-07.nifty.com w8I8juLT029470 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nifty.com; s=dec2015msa; t=1537260359; bh=8QvWQPQnnkID6eS2uCqPUDx2wVrHT/2j5vswBJskWpU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=zJ55wceY2mLsd/+EjxLcsx2yZERv+sopitEKQ/nCbQOrQmxsY4kEwpai3ke7FOAxP IZQ9wHv1ofbD6OtoidthOS23dLJVzwSfEu7iGZizLgNZdmAuyZ1LHGdCclkW/+7RHh 86dlGhKbrcZIcTKxBGlfGDTzFlvOFZO/wLORJNPml+ZHxpnJy0lEli9DcqBlJK67hz BK6A3NaNtD8SxlqzkwSyTCaBbPlLrMByovUDC58AVB5zU71+AJW7FEqz7rBFrh6jzX 5drsYBzVavADmaCp8DPiPj5xSGTzv2sTTb8gOKKN9yo8I0RgTvMYGfbzGc1uUEurWN P6zc0oSAYCmjA== X-Nifty-SrcIP: [153.142.97.92] From: Masahiro Yamada To: linux-kbuild@vger.kernel.org Cc: Masahiro Yamada , Michal Marek , linux-kernel@vger.kernel.org Subject: [PATCH 4/4] kbuild: simplify command line creation in scripts/mkmakefile Date: Tue, 18 Sep 2018 17:45:54 +0900 Message-Id: <1537260354-30082-4-git-send-email-yamada.masahiro@socionext.com> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1537260354-30082-1-git-send-email-yamada.masahiro@socionext.com> References: <1537260354-30082-1-git-send-email-yamada.masahiro@socionext.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Assuming we never invoke the generated Makefile from outside of the $(objtree) directory, $(CURDIR) points to the absolute path of $(objtree). BTW, 'lastword' is natively supported by GNU Make 3.81+, which is the current requirement for building the kernel. Signed-off-by: Masahiro Yamada --- scripts/mkmakefile | 8 +------- 1 file changed, 1 insertion(+), 7 deletions(-) -- 2.7.4 diff --git a/scripts/mkmakefile b/scripts/mkmakefile index 85995f9..412f13f 100755 --- a/scripts/mkmakefile +++ b/scripts/mkmakefile @@ -20,9 +20,6 @@ fi cat << EOF > Makefile # Automatically generated by $0: don't edit -lastword = \$(word \$(words \$(1)),\$(1)) -makedir := \$(dir \$(call lastword,\$(MAKEFILE_LIST))) - ifeq ("\$(origin V)", "command line") VERBOSE := \$(V) endif @@ -30,15 +27,12 @@ ifneq (\$(VERBOSE),1) Q := @ endif -MAKEARGS := -C $1 -MAKEARGS += O=\$(if \$(patsubst /%,,\$(makedir)),\$(CURDIR)/)\$(patsubst %/,%,\$(makedir)) - MAKEFLAGS += --no-print-directory .PHONY: __sub-make \$(MAKECMDGOALS) __sub-make: - \$(Q)\$(MAKE) \$(MAKEARGS) \$(MAKECMDGOALS) + \$(Q)\$(MAKE) -C $1 O=\$(CURDIR) \$(MAKECMDGOALS) \$(filter-out __sub-make, \$(MAKECMDGOALS)): __sub-make @: