From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 238EEC433F5 for ; Mon, 1 Nov 2021 19:19:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 051B7610EA for ; Mon, 1 Nov 2021 19:19:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232596AbhKATVx (ORCPT ); Mon, 1 Nov 2021 15:21:53 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37388 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232557AbhKATVp (ORCPT ); Mon, 1 Nov 2021 15:21:45 -0400 Received: from mail-wr1-x42f.google.com (mail-wr1-x42f.google.com [IPv6:2a00:1450:4864:20::42f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DB2C2C061714 for ; Mon, 1 Nov 2021 12:19:11 -0700 (PDT) Received: by mail-wr1-x42f.google.com with SMTP id u18so29607897wrg.5 for ; Mon, 01 Nov 2021 12:19:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=GidmjIFNcP7j/e1ZPgu8nPlDBFhXnVItXLabv+APjnE=; b=Oivb+woXZzPxA7Mrc1c6eKeEMKeGd2oCA6CyDlmAiP8c8xbPUumYtw6OA7qqOSYqV6 ZXX20p5lDmVy/akVd7VIGyBYtEYLSmgXhY+5sTIUbLmmR7dkNAil6bT+zIFzLXCmY1th QAQRaMLEUURql1B7816yn5YyeK6uO84b+ATsV296Fyu+es0aGuKyKrr7Ab9xiEZzF50N 5dA6DB3DFKawZv0NKWNfBxalquDkvN8DC3FeIYf4PctSI0vxYh3SzAQfsgNB/TDzfKTf /UzA0PTjgzoopGmjZTmtj8YiBImJ4n8D9ekcZcEki2J/klm66MqIRCpRjDuZCvlSSWmC VKFQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=GidmjIFNcP7j/e1ZPgu8nPlDBFhXnVItXLabv+APjnE=; b=p22lyYojYPT03Tiey6xXbRp41vR5Tg/BrLDXAtZQDRozK4K455hmbYbae1KVJtY8nM 81b07MAPFdkXcDIWnF3gIGuGz8OOIygqPJvXY820aTzUR6bo5qA+EXy1J5TBM9IcdnO5 fcJvgSzA0C2CC0Gz75Bjaz6nvOs6KtLuVt9IrxYlHbvtnOBeX08O/amUDchXA2K4Aeqb Q+B0OUgBmK7XD5L0XMiXL1TIIFCnaeNsQ7Gpc/LB1j0WIxIkaI2h1vWeMODCbY5ycN+a eeJne8QzYkJHio6AzRRBUtjLHHNtM7wxXqlbz3SgyL+p3zhjQcHQ5yNhEU4Ft8CgkFzZ Xb0g== X-Gm-Message-State: AOAM530LgTQ7EaDH8RX8dEwujt59xesf6NDxjd4G4ZzRoR19cc8LIf32 VlLCRn0VIc6q0rFgJ1jy6Q+Rnd7vXYm6te5Y X-Google-Smtp-Source: ABdhPJyZiKVoXBhxg38W4boQUx8CV3o3mojcgcWNFi2g4WFtHs/BQXTwRTyFXiZ99FenqmizPc/V0A== X-Received: by 2002:a05:6000:2a3:: with SMTP id l3mr9332086wry.415.1635794350303; Mon, 01 Nov 2021 12:19:10 -0700 (PDT) Received: from vm.nix.is (vm.nix.is. [2a01:4f8:120:2468::2]) by smtp.gmail.com with ESMTPSA id v185sm339437wme.35.2021.11.01.12.19.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 01 Nov 2021 12:19:09 -0700 (PDT) From: =?UTF-8?q?=C3=86var=20Arnfj=C3=B6r=C3=B0=20Bjarmason?= To: git@vger.kernel.org Cc: Junio C Hamano , Jeff King , Paul Smith , Sibi Siddharthan , =?UTF-8?q?=C3=86var=20Arnfj=C3=B6r=C3=B0=20Bjarmason?= Subject: [PATCH v2 2/3] Makefile: add a utility to dump variables Date: Mon, 1 Nov 2021 20:19:03 +0100 Message-Id: X-Mailer: git-send-email 2.33.1.1570.g069344fdd45 In-Reply-To: References: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: git@vger.kernel.org Add handy "print-var-%" and "print-list-%" targets, these can both be used for ad-hoc debugging, and to integrate the Makefile into some other build system which needs to extract information from it. Signed-off-by: Ævar Arnfjörð Bjarmason --- Makefile | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/Makefile b/Makefile index 100658dfa43..4139bcf675c 100644 --- a/Makefile +++ b/Makefile @@ -590,6 +590,14 @@ TEST_OBJS = TEST_PROGRAMS_NEED_X = THIRD_PARTY_SOURCES = +# Utility to dump whatever variables are defined here +print-var-%: + @echo $($*) + +print-list-%: + @echo $* = + @for v in $($*); do echo $* += $$v; done + # Having this variable in your environment would break pipelines because # you cause "cd" to echo its destination to stdout. It can also take # scripts to unexpected places. If you like CDPATH, define it for your -- 2.33.1.1570.g069344fdd45