Re: sed parsing

[John Lowe]

In message <xxp3bs2cd7x.fsf@usrts005.corpusers.net>, Randy Yates 
<randy.yates@sonyericsson.com> writes
> I have a path string, "xyz", that I want to prefix a volume specification
> to (under MS-Windows), so that I get "v:\xyz". If I use the following
>
>  echo "xyz" | sed "s/^/v:\\/"
>
> I get a "unterminated `s' command" response. Why? It
> seems that sed is associating the second "\" in "\\/"
> with the "\" instead of with the first "\". Why? What
> is the proper way to accomplish the substitution?

Under a unix-like operating system the \\ inside "" would be an escape 
sequence for \

I would try

  echo "xyz" | sed "s/^/v:\\\\/"

It may even work!
--
John Lowe
jrnl@bytetype.co.uk