How to get the process id of a bash subprocess on command line

Question

I know in bash we can create subshells using round parenthesis ( and ). As per bash man page:

(list) list  is  executed  in  a  subs         


        

Answer 1

Use homebrew to install pgrep on the Mac: brew install pgrep

Check out http://mxcl.github.com/homebrew/ to install Homebrew.