From debbugs-submit-bounces@debbugs.gnu.org Wed May 17 09:14:18 2023 Received: (at submit) by debbugs.gnu.org; 17 May 2023 13:14:18 +0000 Received: from localhost ([127.0.0.1]:49264 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1pzGyv-0006BG-Ke for submit@debbugs.gnu.org; Wed, 17 May 2023 09:14:17 -0400 Received: from lists.gnu.org ([209.51.188.17]:37236) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1pzCD3-0002jB-Ej for submit@debbugs.gnu.org; Wed, 17 May 2023 04:08:36 -0400 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 1pzCCv-0004WB-Pj for bug-diffutils@gnu.org; Wed, 17 May 2023 04:08:25 -0400 Received: from mail-ej1-x643.google.com ([2a00:1450:4864:20::643]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1pzCCt-00026Q-Ey for bug-diffutils@gnu.org; Wed, 17 May 2023 04:08:24 -0400 Received: by mail-ej1-x643.google.com with SMTP id a640c23a62f3a-96aae59bbd6so75954566b.3 for ; Wed, 17 May 2023 01:08:21 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20221208; t=1684310900; x=1686902900; h=to:subject:message-id:date:from:mime-version:from:to:cc:subject :date:message-id:reply-to; bh=9aSpAt9D7wrToeE/ppUztIr9hO52CJECOtE1T7bBoWs=; b=IXUHsSiwTaVLqUjL2pZHcf3Esi9jNHdbFlxNErun4ilk5oWyQHqmwYhPZ/oyQKXnmF /xJYkiNFcC7rG4+XXhCyct1P4k8o4O23sg93F/PJOAglSUVjy1LyxLPws+67da54B5Wn ZIxry+5DZFQjEAVtO/eQMUd04MLTUeDqP8jT0Kot3xiGBc0OG/i/WZTeT7yU6DP+Insv AWo1eYsph6jarpIyZWaoLTheSXypjC6Dh6a2ofB2rDRitTmeHMbMOxmX4x4zAKvvkvYw wf2YAl6PCGI8rGWrx95h6nH8bFU9jT+Rdt86wxLrIxiL4lBzvWE2I5/ZbDjCEbrcTnhv ZoCA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1684310900; x=1686902900; h=to:subject:message-id:date:from:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=9aSpAt9D7wrToeE/ppUztIr9hO52CJECOtE1T7bBoWs=; b=Cef4yUZddR2YBbPUcaf+S84wmYeyuE/z8nlDbt89DDLKV/kjWLM9XRSpg/wF7iUcp5 B6GHbiWWOFeLDBG9j4DMMPe2n8seqe5dCPGWFO3twm7Xn3qA4v1qBmISUgUWB5E5zwR4 cZpUByct6HF7QpAEnT4wZmizEZezn1aKq/+Vmk2JMDJgwHQO8F6BXeasrqPi/xFMMe85 k7nT3LzAo/NckbhC412B/MEDy1Oi1JYwHEWZsuMkWsUqHzvo7FR8eg4nz+2O1EEUz4EX /E9xKh+LnlSeM8oxSjw4Q5XRzOwgpwa7N8QBBOealEWTqOAQFl2OxL/P0UZygvPUXi5a 5/qg== X-Gm-Message-State: AC+VfDxXaGH7wIAmYLlxMGYjZ8tL69ht1I+BZqH/fk9fZM2RSeEuF3S8 cWmx8JZ7fdoDPRRNzs49oTBezINy7I92+VXIi0Ke7cmivdMElPqcfo0= X-Google-Smtp-Source: ACHHUZ7lKY1V+85zeh4QgveRs50+Ef/y4/UNFjYDX3AVIACmI+oecdy0qpBmsUOilYMAxaUa3dYHY5l9MjVRCG8nUcE= X-Received: by 2002:a17:906:4fd1:b0:961:8d21:a471 with SMTP id i17-20020a1709064fd100b009618d21a471mr37791828ejw.58.1684310900408; Wed, 17 May 2023 01:08:20 -0700 (PDT) MIME-Version: 1.0 From: Alex Escodro Date: Wed, 17 May 2023 05:08:20 -0300 Message-ID: Subject: diff command: issue with -B option (--ignore-blank-lines) To: bug-diffutils@gnu.org Content-Type: multipart/alternative; boundary="000000000000e9087205fbdf301d" Received-SPF: pass client-ip=2a00:1450:4864:20::643; envelope-from=scdrdev@gmail.com; helo=mail-ej1-x643.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 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, FREEMAIL_FROM=0.001, HTML_MESSAGE=0.001, RCVD_IN_DNSWL_NONE=-0.0001, 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: -1.3 (-) X-Debbugs-Envelope-To: submit X-Mailman-Approved-At: Wed, 17 May 2023 09:14:16 -0400 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: -2.3 (--) --000000000000e9087205fbdf301d Content-Type: text/plain; charset="UTF-8" Hello and good morning! I'm a software developer improving my skills in linux shell programming, and while experimenting with diff I came across a situation where blank lines seem to not be ignored even though -B (or --ignore-blank-lines) option is used. I am not sure if it is a bug or some aspect of diff's output technically referred to as "normal". I posted a question to Stackoverflow containing detailed information to reproduce the issue: https://stackoverflow.com/questions/76269590/why-does-linux-shell-diff-command-sometimes-show-output-related-to-empty-lines-e Thanks, and best regards --000000000000e9087205fbdf301d Content-Type: text/html; charset="UTF-8" Content-Transfer-Encoding: quoted-printable
Hello and good morning!

= I'm a software developer improving my skills in linux shell programming= , and while experimenting with diff I came across a situation where blank= =20 lines seem to not be ignored even though -B (or --ignore-blank-lines)=20 option is used.

I am not sure if it is a bug or so= me aspect of diff's output technically referred to as "normal"= ;.

I posted a question to Stackoverflow containing= detailed information to reproduce the issue:
Thanks, and best regards
<= /div>
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