Re: Backslash mysteriously disappears in command expansion when unescaping would reference an existing file

[Andreas Kusalananda Kähäri]

On Wed, May 22, 2019 at 05:34:22PM +0000, Charles-Henri Gros wrote:
[cut]
> The problem I'm trying to solve is to iterate over regex-escaped file
> names obtained from a "find" command. I don't know how to make this
> work. It works with other versions of bash and with other shells.
> 
> The original is closer to something like this:
> 
> for file in $(find ... | sed 's/\$/\\$/g'); do grep -e "$file"
> someinput; done

You may want to use "grep -F" to match fixed strings (not regular
expressions):

    find ... -exec grep -F -e {} someinput \;


Add -x to grep if you want full line matches only.

Tis is assuming you'd want to look for the found pathnames in
"someinput".



> 
> It used to work. Now it doesn't. I do not know how to make it work again.
> 
> 
> -- 
> Charles-Henri Gros
> 

-- 
Kusalananda
Sweden