From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 130022 invoked by alias); 2 Oct 2017 12:23:35 -0000 Mailing-List: contact cygwin-help@cygwin.com; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: cygwin-owner@cygwin.com Mail-Followup-To: cygwin@cygwin.com Received: (qmail 129753 invoked by uid 89); 2 Oct 2017 12:23:34 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-6.9 required=5.0 tests=BAYES_00,GIT_PATCH_2,RP_MATCHES_RCVD,SPF_PASS autolearn=ham version=3.3.2 spammy=Mihaly, mihaly, inglis, Inglis X-HELO: mail2.informatik.hu Received: from mail2.informatik.hu (HELO mail2.informatik.hu) (81.2.246.242) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Mon, 02 Oct 2017 12:23:32 +0000 Received: from mail.informatik.hu (mail.informatik.hu [89.36.219.11]) by mail2.informatik.hu (Postfix) with ESMTPS id 56A653F697 for ; Mon, 2 Oct 2017 14:23:29 +0200 (CEST) Received: from _ (mail.informatik.hu [127.0.0.1]) (Authenticated sender: szun@informatik.hu) by mail.informatik.hu (Postfix) with ESMTPSA id 104EF4055C for ; Mon, 2 Oct 2017 14:23:29 +0200 (CEST) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Date: Mon, 02 Oct 2017 12:23:00 -0000 From: =?UTF-8?Q?Vukovics_Mih=C3=A1ly?= To: cygwin@cygwin.com Subject: Re: bash command substitution In-Reply-To: <530cc7d7-b5cb-f840-887b-a46c0f5c6bd5@SystematicSw.ab.ca> References: <8f69ce8f-1092-abdb-e19d-85018ef0c260@informatik.hu> <530cc7d7-b5cb-f840-887b-a46c0f5c6bd5@SystematicSw.ab.ca> Message-ID: X-Sender: vm@informatik.hu User-Agent: Roundcube Webmail/1.3.0 X-IsSubscribed: yes X-SW-Source: 2017-10/txt/msg00016.txt.bz2 Hello, it was compiled with mingw, and the \r was the issue, thanks! --- Köszönettel: Vukovics Mihály On 2017-10-01 19:54, Brian Inglis wrote: > On 2017-10-01 00:40, Vukovics Mihaly wrote: >> I just wanted to use my bash script written in Debian 8 in >> cygwin(latest, win10 >> 64bit), but does not work. >> At a specific line there is a command substitution trying to get >> result from >> ffprobe: >> VHEIGHT=$(ffprobe -v error -show_entries stream=width,height -of >> default=noprint_wrappers=1 ${OLDFILE} | grep "height" | cut -f2 -d'=') >> For debugging purpose the same command is executed without putting the >> result >> into a variable, and works! Does anyone know why is it not working in >> cygwin? >> Code: >> ... >> declare -i VHEIGHT >> ffprobe -v error -show_entries stream=width,height -of >> default=noprint_wrappers=1 ${OLDFILE} | grep height | cut -f2 -d'=' >> VHEIGHT=$(ffprobe -v error -show_entries stream=width,height -of >> default=noprint_wrappers=1 ${OLDFILE} | grep "height" | cut -f2 -d'=') >> ... >> Here is some debug log (set -x): >> .... >> + declare -i VHEIGHT >> + ffprobe -v error -show_entries stream=width,height -of >> default=noprint_wrappers=1 P1220312.MP4 >> + grep height >> + cut -f2 -d= >> 2160              # this woudl be the desired value >> + VHEIGHT=        # here the variable is empty! >> + VIDSTABDETECTOPTS=:shakiness=10 >> + VIDSTABDETECTOPTS+=:result=P1220312-stab.trf >> + VIDSTABTRANSFORMOPTS+=:crop=keep >> .... >> The same in Linux bash: >> ... >> + declare -i VHEIGHT >> + ffprobe -v error -show_entries stream=width,height -of >> default=noprint_wrappers=1 P1220312.MP4 >> + grep height >> + cut -f2 -d= >> 2160 >> ++ ffprobe -v error -show_entries stream=width,height -of >> default=noprint_wrappers=1 P1220312.MP4 >> ++ grep height >> ++ cut -f2 -d= >> + VHEIGHT=2160     # here is the desired value in the variable!!! >> ... >> Any suggestions? > > Non-numeric characters in string - add "| cat -A" to the end of your > pipe, > or equivalent od or xxd commands to see what's there. > There is no Cygwin package so how was ffprobe built - with Cygwin or > Mingw? > May be extraneous trailing spaces or \r at end of input - try "set -o > igncr". -- Problem reports: http://cygwin.com/problems.html FAQ: http://cygwin.com/faq/ Documentation: http://cygwin.com/docs.html Unsubscribe info: http://cygwin.com/ml/#unsubscribe-simple