Mail Archives: cygwin/2018/12/31/07:58:13
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| Reply-To: | moss AT cs DOT umass DOT edu
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| Subject: | Re: gnanny: tr: warning: an unescaped backslash at end of string is not portable
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| To: | cygwin AT cygwin DOT com
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| References: | <5C29F63E DOT 9010606 AT tlinx DOT org>
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| From: | Eliot Moss <moss AT cs DOT umass DOT edu>
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| Message-ID: | <eeab5b48-e8a0-6d6c-303e-835edd36ac5b@cs.umass.edu>
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| Date: | Mon, 31 Dec 2018 07:57:58 -0500
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On 12/31/2018 5:58 AM, L A Walsh wrote:
> This is being run on cygwin w/bash, version 4.4.12(3)-release.
>
>
> Have a table of windows files, sample line (it's all 1 line):
>> Â cat test
> D,"c:\windows\system32\FMS.DLL",2010-11-20 19:24:33,2010-11-20
> 03:59:27,93696,A,0x00024E23,0x00024E23,x86,GUI,"CV",0x04480000,Unknown,0x00019000,Not
> Loaded,1.1.6000.16384,1.1.6000.16384,6.1,9.0,6.1,6.1
>
> I run 'tr' to switch around the backslashes to slashes:
>
>> Â tr '\' '/' <test
> tr: warning: an unescaped backslash at end of string is not portable
> D,"c:/windows/system32/FMS.DLL",2010-11-20 19:24:33,2010-11-20
> 03:59:27,93696,A,0x00024E23,0x00024E23,x86,GUI,"CV",0x04480000,Unknown,0x00019000,Not
> Loaded,1.1.6000.16384,1.1.6000.16384,6.1,9.0,6.1,6.1
>
>
> 1) First question: what unescaped backslash? The '\n is escaped via the surrounding quotes.
>
> 2) how should one escape it?
>
> Is this a bug?
It is referring to your input '\' and would prefer '\\'.
Best - Eliot Moss
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