Waiting for a process to die

[Wojciech Puchar]

> How do I wait for a specific process to die? I want to do something like:
>
> waitpid 1234&&(echo "done!" | Mail -s "PROC DONE" kelly.terry.jones at gmail.com)

if i understand you correctly:

your_program parameters &
bg_process_number=$!

...something else...

wait $bg_process_number
echo "done!"