From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from smtp-out-no.shaw.ca (smtp-out-no.shaw.ca [64.59.134.12]) by sourceware.org (Postfix) with ESMTPS id 3A8F03887033 for ; Thu, 8 Oct 2020 06:22:19 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 3A8F03887033 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=SystematicSw.ab.ca Authentication-Results: sourceware.org; spf=none smtp.mailfrom=brian.inglis@systematicsw.ab.ca Received: from [192.168.1.104] ([24.64.172.44]) by shaw.ca with ESMTP id QPJgkwkVDs3D6QPJikbml2; Thu, 08 Oct 2020 00:22:18 -0600 X-Authority-Analysis: v=2.4 cv=bZHV7MDB c=1 sm=1 tr=0 ts=5f7eb01a a=kiZT5GMN3KAWqtYcXc+/4Q==:117 a=kiZT5GMN3KAWqtYcXc+/4Q==:17 a=IkcTkHD0fZMA:10 a=iUrKdxkm7XiJItOOMjkA:9 a=QEXdDO2ut3YA:10 Reply-To: cygwin@cygwin.com Subject: Re: Unconsistent command-line parsing in case of UTF-8 quoted arguments To: cygwin@cygwin.com References: <634821436.20201004141809@yandex.ru> From: Brian Inglis Autocrypt: addr=Brian.Inglis@SystematicSw.ab.ca; prefer-encrypt=mutual; keydata= mDMEXopx8xYJKwYBBAHaRw8BAQdAnCK0qv/xwUCCZQoA9BHRYpstERrspfT0NkUWQVuoePa0 LkJyaWFuIEluZ2xpcyA8QnJpYW4uSW5nbGlzQFN5c3RlbWF0aWNTdy5hYi5jYT6IlgQTFggA PhYhBMM5/lbU970GBS2bZB62lxu92I8YBQJeinHzAhsDBQkJZgGABQsJCAcCBhUKCQgLAgQW AgMBAh4BAheAAAoJEB62lxu92I8Y0ioBAI8xrggNxziAVmr+Xm6nnyjoujMqWcq3oEhlYGAO WacZAQDFtdDx2koSVSoOmfaOyRTbIWSf9/Cjai29060fsmdsDLg4BF6KcfMSCisGAQQBl1UB BQEBB0Awv8kHI2PaEgViDqzbnoe8B9KMHoBZLS92HdC7ZPh8HQMBCAeIfgQYFggAJhYhBMM5 /lbU970GBS2bZB62lxu92I8YBQJeinHzAhsMBQkJZgGAAAoJEB62lxu92I8YZwUBAJw/74rF IyaSsGI7ewCdCy88Lce/kdwX7zGwid+f8NZ3AQC/ezTFFi5obXnyMxZJN464nPXiggtT9gN5 RSyTY8X+AQ== Organization: Systematic Software Message-ID: <06aad40b-5a37-d432-5d43-b46ad7f0a84c@SystematicSw.ab.ca> Date: Thu, 8 Oct 2020 00:22:16 -0600 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:68.0) Gecko/20100101 Thunderbird/68.12.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-CA Content-Transfer-Encoding: 8bit X-CMAE-Envelope: MS4xfD8S3mCD8vdMuBc9AM5ncRRnSdID8rMWttebqBdDc+7OP34SUGo8FvtDhftRWVb/Txxg/3fYGbnQ5cRteqYhlJGLLyrdQFz/mRCZbvRHenN6gRpvszsZ ekXj6x6y85PP0HeN5WzO7HAxhlcATErOsl1aHm8Y46kyoqHgNnnGDjMsQgdqiC8MJ6nvFeFxmCuhfG5dMOd18wSpLn6j5s4twt4= X-Spam-Status: No, score=-6.7 required=5.0 tests=BAYES_00, KAM_DMARC_STATUS, KAM_LAZY_DOMAIN_SECURITY, NICE_REPLY_A, RCVD_IN_DNSWL_LOW, RCVD_IN_MSPIKE_H3, RCVD_IN_MSPIKE_WL, SPF_HELO_NONE, SPF_NONE, TXREP autolearn=no autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: cygwin@cygwin.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: General Cygwin discussions and problem reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 08 Oct 2020 06:22:20 -0000 On 2020-10-07 18:59, Eliot Moss wrote: > I think what we mean is that, under Windows cmd, some things the shell does for > you under Linux and Cygwin will not have been done.  For example, there is > "glob" expansion of filenames.  If I write *.txt under bash, it gets expanded to > a space-separated list of names of files that match that pattern.  This happens > _before_ calling my program.  If the program is run from Windows cmd.exe, the > program will receive an argument *.txt, and it will have to do the "globbing" > itself.  Etc. That's handled automatically by the Cygwin program startup command line parser if it is not passed a "Cygwin" command line: that avoids the startup expanding quoted args that contain wildcards passed from another Cygwin program or shell. -- Take care. Thanks, Brian Inglis, Calgary, Alberta, Canada This email may be disturbing to some readers as it contains too much technical detail. Reader discretion is advised. [Data in binary units and prefixes, physical quantities in SI.]