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From: "Buchbinder, Barry (NIH/NIAID) [E]" <BBuchbinder AT niaid DOT nih DOT gov>
To: "cygwin AT cygwin DOT com" <cygwin AT cygwin DOT com>
Date: Fri, 26 Nov 2010 10:14:55 -0500
Subject: RE: Portable Cygwin: replacing drivename in a text file
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Andrew DeFaria sent the following at Thursday, November 25, 2010 10:15 AM
>  On 11/25/2010 09:35 AM, Alexandre Bezroutchko wrote:
>>> you can use a different separator in the sed command.
>>> You can use the following line
>>>
>>>   echo 123 | sed "s%2%${HOME}%g"
>>
>> Right, this will work in most cases. But will fail if $HOME happens to
>> contains % sign.
>> The version I have suggested in the previous post is more robust.
>
>How often does that happen?

Use a character that is either or highly unlikely or forbidden to be in a f=
ile name.

Like < or >.

echo 123 | sed "s>2>@$HOME@>g


- Barry
  Disclaimer: Statements made herein are not made on behalf of NIAID.



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