From debbugs-submit-bounces@debbugs.gnu.org Thu Jun 01 09:47:48 2017 Received: (at submit) by debbugs.gnu.org; 1 Jun 2017 13:47:49 +0000 Received: from localhost ([127.0.0.1]:48797 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dGQS4-0004c9-N3 for submit@debbugs.gnu.org; Thu, 01 Jun 2017 09:47:48 -0400 Received: from eggs.gnu.org ([208.118.235.92]:36511) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1dGQS3-0004br-9y for submit@debbugs.gnu.org; Thu, 01 Jun 2017 09:47:47 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dGQRx-0000s5-IP for submit@debbugs.gnu.org; Thu, 01 Jun 2017 09:47:42 -0400 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on eggs.gnu.org X-Spam-Level: X-Spam-Status: No, score=0.0 required=5.0 tests=BAYES_40,T_DKIM_INVALID autolearn=disabled version=3.3.2 Received: from lists.gnu.org ([2001:4830:134:3::11]:59871) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dGQRx-0000s1-FY for submit@debbugs.gnu.org; Thu, 01 Jun 2017 09:47:41 -0400 Received: from eggs.gnu.org ([2001:4830:134:3::10]:55708) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dGQRw-0002RJ-D4 for bug-gnu-emacs@gnu.org; Thu, 01 Jun 2017 09:47:41 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dGQRs-0000pt-Hd for bug-gnu-emacs@gnu.org; Thu, 01 Jun 2017 09:47:40 -0400 Received: from homie.mail.dreamhost.com ([208.97.132.208]:46552 helo=homiemail-a99.g.dreamhost.com) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1dGQRs-0000pW-7s for bug-gnu-emacs@gnu.org; Thu, 01 Jun 2017 09:47:36 -0400 Received: from homiemail-a99.g.dreamhost.com (localhost [127.0.0.1]) by homiemail-a99.g.dreamhost.com (Postfix) with ESMTP id 3595BD3E06C for ; Thu, 1 Jun 2017 06:47:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=jidanni.org; h=from:to :subject:date:message-id:mime-version:content-type; s= jidanni.org; bh=dMr0+hawgTswmN3YOR3v0Y/t3wY=; b=dy75S5D32NSGReUh tip3hE3ZF3W02m67yoVKJmNtGW+hrVhX6G9Fwn25Ob6QuEJUu/OXdx0i0G1D6Ibl /pAiP7/uJJHFjRLuOzdVmBq+WkP77fHIc/rL983G4LGxwblyRPLlFqKWHbcHfc7i mq2aym7mD1PIXr7JjGo+GBTyv34= Received: from jidanni.org (122-118-148-196.dynamic-ip.hinet.net [122.118.148.196]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) (Authenticated sender: jidanni@jidanni.org) by homiemail-a99.g.dreamhost.com (Postfix) with ESMTPSA id E979ED3E067 for ; Thu, 1 Jun 2017 06:47:30 -0700 (PDT) From: =?utf-8?B?56mN5Li55bC8?= Dan Jacobson To: bug-gnu-emacs@gnu.org Subject: GNUMakefile mode shows lines that will be executed in comment color Date: Thu, 01 Jun 2017 20:42:50 +0800 Message-ID: <87r2z3vpyt.fsf@jidanni.org> MIME-Version: 1.0 Content-Type: text/plain X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x (no timestamps) [generic] [fuzzy] X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-Received-From: 2001:4830:134:3::11 X-Spam-Score: -5.0 (-----) X-Debbugs-Envelope-To: submit 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: -5.0 (-----) $ cat Makefile mmm: echo 111 #;\ echo 222 $ emacs Makefile #shows the second line in comment color, but when one does M-x compile, we see the second line is indeed executed. From debbugs-submit-bounces@debbugs.gnu.org Mon Aug 10 16:34:07 2020 Received: (at 27185) by debbugs.gnu.org; 10 Aug 2020 20:34:07 +0000 Received: from localhost ([127.0.0.1]:37583 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1k5EUh-0001yE-Ik for submit@debbugs.gnu.org; Mon, 10 Aug 2020 16:34:07 -0400 Received: from mail-yb1-f171.google.com ([209.85.219.171]:46529) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1k5EUe-0001xQ-VK for 27185@debbugs.gnu.org; Mon, 10 Aug 2020 16:34:06 -0400 Received: by mail-yb1-f171.google.com with SMTP id x10so5827757ybj.13 for <27185@debbugs.gnu.org>; Mon, 10 Aug 2020 13:34:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:in-reply-to:references:user-agent :mime-version:date:message-id:subject:to:cc :content-transfer-encoding; bh=A6QeTq5yFK98yodxCWom5JYa9H4OV2G/U+h9ljDcqcE=; b=OpK/B9BxX7z5h24ovFj+NSxaS0+bDA1GrpUW/FDqGpIdin7HLPm08ok1hJrqMjpOxV 41bHP/sOzeJnUmRoM+WHjHDY665IPAU1c3ERd0ouK1+ikmoHUSmUaTBB0FEX93dH4J7r vV6ef3ETm6H+MFFkgP9rxDXc/UDlfpk8QS1osd4W5DUd1zOqOp9Wjh61KegfS0/CchTY NkDvjr9qg3T3D9gCqVBEDl04+DFHIO29lWdNJ+q9ffAjF4K0RwtkBKuwrAWOAGqJvejv w/0fwK06TIQbep89MOGr0L2AM6sAIm5fVCLH+FDy/nsOObi/GxYMaEwjjgWxYmrbedmu cdyQ== X-Gm-Message-State: AOAM530riLy35s8Nxg+/zrfbBJji0HGVGoJUNKJjgc+yRTW3FLfcfOqx 5Ki/ZmV3HSIak2ee199oYBfOWBcvP4MFua/CAXg= X-Google-Smtp-Source: ABdhPJzDoMp4PyrSH/QrmDqnBG2u90cZn403FsV6YNSQNFMR1REq+2smROzPzHYLMs4aOTQwMlApCJgEqNddWm8U2xI= X-Received: by 2002:a5b:508:: with SMTP id o8mr18587123ybp.43.1597091639494; Mon, 10 Aug 2020 13:33:59 -0700 (PDT) Received: from 753933720722 named unknown by gmailapi.google.com with HTTPREST; Mon, 10 Aug 2020 13:33:58 -0700 From: Stefan Kangas In-Reply-To: =?UTF-8?B?PDg3cjJ6M3ZweXQuZnNmQGppZGFubmkub3JnPiAoIuepjeS4ueWwvCBEYW4gSmFj?= =?UTF-8?B?b2Jzb24iJ3MgbWVzc2FnZSBvZiAiVGh1LCAwMSBKdW4gMjAxNyAyMDo0Mjo1MCArMDgwMCIp?= References: <87r2z3vpyt.fsf@jidanni.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) MIME-Version: 1.0 Date: Mon, 10 Aug 2020 13:33:58 -0700 Message-ID: Subject: Re: bug#27185: GNUMakefile mode shows lines that will be executed in comment color To: =?UTF-8?B?56mN5Li55bC8IERhbiBKYWNvYnNvbg==?= Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Spam-Score: 0.0 (/) X-Debbugs-Envelope-To: 27185 Cc: 27185@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 (-) found 27185 28.0.50 thanks =E7=A9=8D=E4=B8=B9=E5=B0=BC Dan Jacobson writes: > $ cat Makefile > mmm: > echo 111 #;\ > echo 222 > $ emacs Makefile #shows the second line in comment color, > but when one does M-x compile, we see the second line is indeed executed. I can reproduce this on current master. That said, is this really a common use-case? Best regards, Stefan Kangas From debbugs-submit-bounces@debbugs.gnu.org Mon Aug 10 18:43:28 2020 Received: (at 27185) by debbugs.gnu.org; 10 Aug 2020 22:43:28 +0000 Received: from localhost ([127.0.0.1]:37816 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1k5GVs-0001F3-18 for submit@debbugs.gnu.org; Mon, 10 Aug 2020 18:43:28 -0400 Received: from chocolate.birch.relay.mailchannels.net ([23.83.209.35]:50956) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1k5GVp-0001Et-P1 for 27185@debbugs.gnu.org; Mon, 10 Aug 2020 18:43:26 -0400 X-Sender-Id: dreamhost|x-authsender|jidanni@jidanni.org Received: from relay.mailchannels.net (localhost [127.0.0.1]) by relay.mailchannels.net (Postfix) with ESMTP id B4D3A121BB8; Mon, 10 Aug 2020 22:43:23 +0000 (UTC) Received: from pdx1-sub0-mail-a88.g.dreamhost.com (100-96-5-127.trex.outbound.svc.cluster.local [100.96.5.127]) (Authenticated sender: dreamhost) by relay.mailchannels.net (Postfix) with ESMTPA id 23D5212196C; Mon, 10 Aug 2020 22:43:23 +0000 (UTC) X-Sender-Id: dreamhost|x-authsender|jidanni@jidanni.org Received: from pdx1-sub0-mail-a88.g.dreamhost.com (pop.dreamhost.com [64.90.62.162]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384) by 0.0.0.0:2500 (trex/5.18.8); Mon, 10 Aug 2020 22:43:23 +0000 X-MC-Relay: Neutral X-MailChannels-SenderId: dreamhost|x-authsender|jidanni@jidanni.org X-MailChannels-Auth-Id: dreamhost X-Lonely-Arch: 7522d2750f35e180_1597099403547_3031726984 X-MC-Loop-Signature: 1597099403547:1776406149 X-MC-Ingress-Time: 1597099403547 Received: from pdx1-sub0-mail-a88.g.dreamhost.com (localhost [127.0.0.1]) by pdx1-sub0-mail-a88.g.dreamhost.com (Postfix) with ESMTP id B2300B476F; Mon, 10 Aug 2020 15:43:22 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=jidanni.org; h=from:to:cc :subject:references:date:message-id:mime-version:content-type; s=jidanni.org; bh=FzxDIiuabKqHoP11mwAlnu61hd8=; b=OsT65Jggu5ch8 DS/MC6Yk2XZXePCMuD9n+w7aNaO7EeKNGpp9eyeLA3NAcg35AwZ5l/ZRc8SlERfX TP5ka3PdTBH+Iyhw4RbEoIV3mEU1ucLn9F97ALWYFSMqfzUZ0oNTT7fKmq55VAl1 OnPmSH8eDTZq2RrZN+/cPhhQ/WhYxI= Received: from jidanni.org (114-41-29-109.dynamic-ip.hinet.net [114.41.29.109]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: jidanni@jidanni.org) by pdx1-sub0-mail-a88.g.dreamhost.com (Postfix) with ESMTPSA id 04DAAB4762; Mon, 10 Aug 2020 15:43:21 -0700 (PDT) X-DH-BACKEND: pdx1-sub0-mail-a88 From: =?utf-8?B?56mN5Li55bC8?= Dan Jacobson To: Stefan Kangas Subject: Re: bug#27185: GNUMakefile mode shows lines that will be executed in comment color References: <87r2z3vpyt.fsf@jidanni.org> Date: Tue, 11 Aug 2020 06:43:17 +0800 Message-ID: <87y2mmcebe.5.fsf@jidanni.org> MIME-Version: 1.0 Content-Type: text/plain X-VR-OUT-STATUS: OK X-VR-OUT-SCORE: -100 X-VR-OUT-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgeduiedrkeelgdduudcutefuodetggdotefrodftvfcurfhrohhfihhlvgemucggtfgfnhhsuhgsshgtrhhisggvpdfftffgtefojffquffvnecuuegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenucfjughrpefhvffufhffkfggtgesthdtredttddtjeenucfhrhhomhepnjjnnjcuffgrnhculfgrtghosghsohhnuceojhhiuggrnhhnihesjhhiuggrnhhnihdrohhrgheqnecuggftrfgrthhtvghrnhephfeuhfeufefgvdekudehteetffffhfetkeegleegteduvdelvdeiffelvefhiedtnecukfhppeduudegrdeguddrvdelrddutdelnecuvehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehmohguvgepshhmthhppdhhvghlohepjhhiuggrnhhnihdrohhrghdpihhnvghtpeduudegrdeguddrvdelrddutdelpdhrvghtuhhrnhdqphgrthhhpeeprehuthhfqdekreeureehiehmpfehnfhiheehsgevkeerpecuffgrnhculfgrtghosghsohhnuceojhhiuggrnhhnihesjhhiuggrnhhnihdrohhrgheqpdhmrghilhhfrhhomhepjhhiuggrnhhnihesjhhiuggrnhhnihdrohhrghdpnhhrtghpthhtohepvdejudekheesuggvsggsuhhgshdrghhnuhdrohhrgh X-Spam-Score: -0.0 (/) X-Debbugs-Envelope-To: 27185 Cc: 27185@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 (-) >>>>> "SK" == Stefan Kangas writes: >> $ cat Makefile >> mmm: >> echo 111 #;\ >> echo 222 >> $ emacs Makefile #shows the second line in comment color, >> but when one does M-x compile, we see the second line is indeed executed. SK> I can reproduce this on current master. That said, is this really a SK> common use-case? That way hackers can hide code in the "comments" that will actually get executed by unsuspecting programmers. Imagine a malicious code hidden in a copyright notice section, sent to staff to "just test this." From debbugs-submit-bounces@debbugs.gnu.org Mon Aug 10 18:46:49 2020 Received: (at 27185) by debbugs.gnu.org; 10 Aug 2020 22:46:49 +0000 Received: from localhost ([127.0.0.1]:37820 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1k5GZ7-0001KK-F0 for submit@debbugs.gnu.org; Mon, 10 Aug 2020 18:46:49 -0400 Received: from eastern.birch.relay.mailchannels.net ([23.83.209.55]:1713) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1k5GZ5-0001KB-DD for 27185@debbugs.gnu.org; Mon, 10 Aug 2020 18:46:48 -0400 X-Sender-Id: dreamhost|x-authsender|jidanni@jidanni.org Received: from relay.mailchannels.net (localhost [127.0.0.1]) by relay.mailchannels.net (Postfix) with ESMTP id AF7D33411C0; Mon, 10 Aug 2020 22:46:45 +0000 (UTC) Received: from pdx1-sub0-mail-a88.g.dreamhost.com (100-96-12-26.trex.outbound.svc.cluster.local [100.96.12.26]) (Authenticated sender: dreamhost) by relay.mailchannels.net (Postfix) with ESMTPA id 561D0341B30; Mon, 10 Aug 2020 22:46:45 +0000 (UTC) X-Sender-Id: dreamhost|x-authsender|jidanni@jidanni.org Received: from pdx1-sub0-mail-a88.g.dreamhost.com (pop.dreamhost.com [64.90.62.162]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384) by 0.0.0.0:2500 (trex/5.18.8); Mon, 10 Aug 2020 22:46:45 +0000 X-MC-Relay: Neutral X-MailChannels-SenderId: dreamhost|x-authsender|jidanni@jidanni.org X-MailChannels-Auth-Id: dreamhost X-Turn-Thoughtful: 65c225ce39fb2016_1597099605403_2428549322 X-MC-Loop-Signature: 1597099605403:622988002 X-MC-Ingress-Time: 1597099605403 Received: from pdx1-sub0-mail-a88.g.dreamhost.com (localhost [127.0.0.1]) by pdx1-sub0-mail-a88.g.dreamhost.com (Postfix) with ESMTP id DDD2DB4767; Mon, 10 Aug 2020 15:46:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=jidanni.org; h=from:to:cc :subject:references:date:message-id:mime-version:content-type; s=jidanni.org; bh=vSk9c5FEVkx8eYqxYfbjQrO6N9A=; b=FhhCaMsrA/7jE Zy+8mhwBI4+rnL1G6cqc96VadEB1e753ckbbWD/UFkPyXwMfv+T15fERc63NHWaz 97L0bU9Tt8fJXH6Ubi+HiakdiHmjZS61zGrBdZ0nnReGfXlbWSEG6BIBHMj717xG 90KBDJXdt+GvwVa3DfKATJ/J8wXvi4= Received: from jidanni.org (114-41-29-109.dynamic-ip.hinet.net [114.41.29.109]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: jidanni@jidanni.org) by pdx1-sub0-mail-a88.g.dreamhost.com (Postfix) with ESMTPSA id 2B271B476A; Mon, 10 Aug 2020 15:46:43 -0700 (PDT) X-DH-BACKEND: pdx1-sub0-mail-a88 From: =?utf-8?B?56mN5Li55bC8?= Dan Jacobson To: Stefan Kangas Subject: Re: bug#27185: GNUMakefile mode shows lines that will be executed in comment color References: <87r2z3vpyt.fsf@jidanni.org> Date: Tue, 11 Aug 2020 06:46:40 +0800 Message-ID: <87sgcuce5r.5.fsf@jidanni.org> MIME-Version: 1.0 Content-Type: text/plain X-VR-OUT-STATUS: OK X-VR-OUT-SCORE: -100 X-VR-OUT-SPAMCAUSE: gggruggvucftvghtrhhoucdtuddrgeduiedrkeelgdduvdcutefuodetggdotefrodftvfcurfhrohhfihhlvgemucggtfgfnhhsuhgsshgtrhhisggvpdfftffgtefojffquffvnecuuegrihhlohhuthemuceftddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenucfjughrpefhvffufhffkfggtgesthdtredttddtjeenucfhrhhomhepnjjnnjcuffgrnhculfgrtghosghsohhnuceojhhiuggrnhhnihesjhhiuggrnhhnihdrohhrgheqnecuggftrfgrthhtvghrnhephfeuhfeufefgvdekudehteetffffhfetkeegleegteduvdelvdeiffelvefhiedtnecukfhppeduudegrdeguddrvdelrddutdelnecuvehluhhsthgvrhfuihiivgeptdenucfrrghrrghmpehmohguvgepshhmthhppdhhvghlohepjhhiuggrnhhnihdrohhrghdpihhnvghtpeduudegrdeguddrvdelrddutdelpdhrvghtuhhrnhdqphgrthhhpeeprehuthhfqdekreeureehiehmpfehnfhiheehsgevkeerpecuffgrnhculfgrtghosghsohhnuceojhhiuggrnhhnihesjhhiuggrnhhnihdrohhrgheqpdhmrghilhhfrhhomhepjhhiuggrnhhnihesjhhiuggrnhhnihdrohhrghdpnhhrtghpthhtohepvdejudekheesuggvsggsuhhgshdrghhnuhdrohhrgh X-Spam-Score: -0.0 (/) X-Debbugs-Envelope-To: 27185 Cc: 27185@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 (-) That's how many security bugs work: non-common use cases.