Re: bash: request for a way to return variables to the parent of a subshell

[Richard Neill]

Thank you. That's a really neat solution - and it would never have 
occurred to me. I always think from left to right!

Richard


Paul Jarc wrote:
Richard Neill <[EMAIL PROTECTED]> wrote:
the aim is to parse the output of "ffmpeg -formats" to see whether
certain codecs are supported by that build.

I'd use something like:
while read line; do
  ...
done < <(ffmpeg -formats 2>/dev/null)

That puts ffmpeg into a subshell instead of read.


paul