gnanny: tr: warning: an unescaped backslash at end of string is not portable

[Eliot Moss]

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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