From unknown Fri Jun 20 18:24:03 2025 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-Mailer: MIME-tools 5.509 (Entity 5.509) Content-Type: text/plain; charset=utf-8 From: bug#67477 <67477@debbugs.gnu.org> To: bug#67477 <67477@debbugs.gnu.org> Subject: Status: Automake warns that $(?D) is a non-POSIX variable name Reply-To: bug#67477 <67477@debbugs.gnu.org> Date: Sat, 21 Jun 2025 01:24:03 +0000 retitle 67477 Automake warns that $(?D) is a non-POSIX variable name reassign 67477 automake submitter 67477 Quinn Grier severity 67477 normal thanks From debbugs-submit-bounces@debbugs.gnu.org Mon Nov 27 02:14:55 2023 Received: (at submit) by debbugs.gnu.org; 27 Nov 2023 07:14:55 +0000 Received: from localhost ([127.0.0.1]:43143 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1r7VpT-0003Kk-Rd for submit@debbugs.gnu.org; Mon, 27 Nov 2023 02:14:55 -0500 Received: from lists.gnu.org ([2001:470:142::17]:39364) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1r7UOn-0000es-TH for submit@debbugs.gnu.org; Mon, 27 Nov 2023 00:43:17 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1r7UOa-0002cV-EI for bug-automake@gnu.org; Mon, 27 Nov 2023 00:43:02 -0500 Received: from pb-smtp1.pobox.com ([64.147.108.70]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1r7UOY-0002yl-7X for bug-automake@gnu.org; Mon, 27 Nov 2023 00:43:00 -0500 Received: from pb-smtp1.pobox.com (unknown [127.0.0.1]) by pb-smtp1.pobox.com (Postfix) with ESMTP id 86AE21B9F54 for ; Mon, 27 Nov 2023 00:42:55 -0500 (EST) (envelope-from quinn@quinngrier.com) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed; d=pobox.com; h=message-id :date:mime-version:to:from:subject:content-type :content-transfer-encoding; s=sasl; bh=ftLsBuZ9KJ327IVL9C3XgKU8P imnrDIJHsWwXpEpG1s=; b=g7JPNh4lZB6n9K1GoYUdLdGeO5LXwVtLreqWK9sR9 n9uGNpOIjrQ+oQ5K8ngepvi2klTvxQ9wL6nTQJ/yP6XM2I0YqeIw4C8Gp46FKpQR Xp4GlAi7XrGlvOlkA8qU456xjoIdg+TtMroNyws1g7vSAkbSwbJGBqJoMjAbPAlV og= Received: from pb-smtp1.nyi.icgroup.com (unknown [127.0.0.1]) by pb-smtp1.pobox.com (Postfix) with ESMTP id 7E9151B9F51 for ; Mon, 27 Nov 2023 00:42:55 -0500 (EST) (envelope-from quinn@quinngrier.com) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed; d=quinngrier.com; h=message-id:date:mime-version:to:from:subject:content-type:content-transfer-encoding; s=2016-12.pbsmtp; bh=ftLsBuZ9KJ327IVL9C3XgKU8PimnrDIJHsWwXpEpG1s=; b=S8Q7Q9u76Sv5+PbCm9ib/e84LSAlwCvxw51ticORovl5j8miNPXSJaLjRf1x4+lruaPbbkjUvzqIUO0KslmSENnHCgz2RNfn2l9McTD62JX8udqaxAdpqesA06zEQde/dq7QR/V+l/2uLV4N1yayqQuAkG3A062E4sL7YwoHIbU= Received: from [192.168.1.19] (unknown [23.241.30.109]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by pb-smtp1.pobox.com (Postfix) with ESMTPSA id D21F11B9F50 for ; Mon, 27 Nov 2023 00:42:54 -0500 (EST) (envelope-from quinn@quinngrier.com) Message-ID: <720a5936-51d0-4204-853c-00bff1eb9c24@quinngrier.com> Date: Sun, 26 Nov 2023 21:42:52 -0800 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Content-Language: en-US To: bug-automake@gnu.org From: Quinn Grier Subject: Automake warns that $(?D) is a non-POSIX variable name Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Pobox-Relay-ID: CFF80EC4-8CE7-11EE-9926-78DCEB2EC81B-75739717!pb-smtp1.pobox.com Received-SPF: pass client-ip=64.147.108.70; envelope-from=quinn@quinngrier.com; helo=pb-smtp1.pobox.com X-Spam_score_int: -27 X-Spam_score: -2.8 X-Spam_bar: -- X-Spam_report: (-2.8 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-Spam-Score: 0.9 (/) X-Debbugs-Envelope-To: submit X-Mailman-Approved-At: Mon, 27 Nov 2023 02:14:50 -0500 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -0.1 (/) POSIX Make allows the syntax $(@D) and $(@F) to be used to retrieve the directory and filename parts of the $@ internal macro. It also allows this syntax for the other four internal macros ($%, $?, $<, and $*). Automake seems to be aware of $(@D) and $(@F), but not the others. Here is an example: $ nl configure.ac 1 AC_INIT([example], [1]) 2 AM_INIT_AUTOMAKE([-Wall foreign]) 3 AC_CONFIG_FILES([Makefile]) 4 AC_OUTPUT $ nl Makefile.am 1 foo.a(foo.o): foo.o 2 echo $(@D) # no warning 3 echo $(@F) # no warning 4 echo $(%D) # warning 5 echo $(%F) # warning 6 echo $(?D) # warning 7 echo $(?F) # warning 8 echo $() id 1r7kOL-00007I-9M for submit@debbugs.gnu.org; Mon, 27 Nov 2023 17:47:49 -0500 Received: from frenzy.freefriends.org ([198.99.81.75]:56322 helo=freefriends.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1r7kOA-00005p-MC; Mon, 27 Nov 2023 17:47:39 -0500 X-Envelope-From: karl@freefriends.org Received: from freefriends.org (localhost [127.0.0.1]) by freefriends.org (8.14.7/8.14.7) with ESMTP id 3ARMlVn2013136 (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 27 Nov 2023 15:47:31 -0700 Received: (from apache@localhost) by freefriends.org (8.14.7/8.14.7/Submit) id 3ARMlVNr013135; Mon, 27 Nov 2023 15:47:31 -0700 Date: Mon, 27 Nov 2023 15:47:31 -0700 Message-Id: <202311272247.3ARMlVNr013135@freefriends.org> From: Karl Berry To: quinn@quinngrier.com Subject: Re: bug#67477: Automake warns that $(?D) is a non-POSIX variable name In-Reply-To: <720a5936-51d0-4204-853c-00bff1eb9c24@quinngrier.com> X-Spam-Score: -0.0 (/) X-Debbugs-Envelope-To: 67477 Cc: 67477@debbugs.gnu.org X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -1.0 (-) Hi Quinn, > Automake seems to be aware of $(@D) and $(@F), but not the others. Thanks for the report. This was fixed not long ago, and will be in the next release. The prior report, for the record: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=9587 All the best, Karl From debbugs-submit-bounces@debbugs.gnu.org Mon Nov 27 22:44:04 2023 Received: (at 67477) by debbugs.gnu.org; 28 Nov 2023 03:44:04 +0000 Received: from localhost ([127.0.0.1]:45174 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1r7p11-0002J3-CP for submit@debbugs.gnu.org; Mon, 27 Nov 2023 22:44:04 -0500 Received: from pb-smtp2.pobox.com ([64.147.108.71]:54482) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1r7kIy-0008PH-FA for 67477@debbugs.gnu.org; Mon, 27 Nov 2023 17:42:18 -0500 Received: from pb-smtp2.pobox.com (unknown [127.0.0.1]) by pb-smtp2.pobox.com (Postfix) with ESMTP id 310B61C39A3 for <67477@debbugs.gnu.org>; Mon, 27 Nov 2023 17:42:09 -0500 (EST) (envelope-from quinn@quinngrier.com) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed; d=pobox.com; h=message-id :date:mime-version:subject:from:to:references:in-reply-to :content-type:content-transfer-encoding; s=sasl; bh=S6fM9mY4H3tw L1C9EfbkFuKKWSDgolE6XEKg0KgOvl4=; b=xPfC9s886BYNHf/V1h4EGaklbb9D LuM2lIG9GWG/RxT4liw4e4ZM8filKz86thIvs7QEc+8r/Aa+0N7KzZsBCB+6yZxa 3pdHMgAcvPKZKOXkOIlX+JJXrceDrOXiuKn2MrYkn2oqlJ8yMov2VndfyP8Pz78s iamWs1/kBJxC2G4= Received: from pb-smtp2.nyi.icgroup.com (unknown [127.0.0.1]) by pb-smtp2.pobox.com (Postfix) with ESMTP id 27B9F1C39A2 for <67477@debbugs.gnu.org>; Mon, 27 Nov 2023 17:42:09 -0500 (EST) (envelope-from quinn@quinngrier.com) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed; d=quinngrier.com; h=message-id:date:mime-version:subject:from:to:references:in-reply-to:content-type:content-transfer-encoding; s=2016-12.pbsmtp; bh=S6fM9mY4H3twL1C9EfbkFuKKWSDgolE6XEKg0KgOvl4=; b=ShUFygWMAFKkckNcwLI7f93gU+57OLCYbb1H1eBvcdyIu1lrYbWP+V//inykK8s0zKe6tWbcJYbmHXfBaRmLRgSWSuvGCrIPtXpMg97yQysbU8sH608AGnEGaeQYySq6PlFTGSD9DUbT5884RRjvsKINxZpk7V1fHRlypQjvszE= Received: from [192.168.1.19] (unknown [23.241.30.109]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by pb-smtp2.pobox.com (Postfix) with ESMTPSA id E516D1C39A1 for <67477@debbugs.gnu.org>; Mon, 27 Nov 2023 17:42:07 -0500 (EST) (envelope-from quinn@quinngrier.com) Message-ID: Date: Mon, 27 Nov 2023 14:42:05 -0800 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: Automake warns that $(?D) is a non-POSIX variable name Content-Language: en-US From: Quinn Grier To: 67477@debbugs.gnu.org References: <720a5936-51d0-4204-853c-00bff1eb9c24@quinngrier.com> In-Reply-To: <720a5936-51d0-4204-853c-00bff1eb9c24@quinngrier.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Pobox-Relay-ID: 320B54F2-8D76-11EE-B04C-25B3960A682E-75739717!pb-smtp2.pobox.com X-Spam-Score: -0.7 (/) X-Debbugs-Envelope-To: 67477 X-Mailman-Approved-At: Mon, 27 Nov 2023 22:44:02 -0500 X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -1.7 (-) Naturally, now that I've reported this bug after I couldn't find it being already reported, I search again and find that it was already reported a long time ago: . 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