On 4/16/16 8:13 AM, Piotr Grzybowski wrote:
> Hi,
>
> for some time I wanted to do:
>
> WORKERS_COUNT=8;
> for((i=0;i<${WORKERS_COUNT};i++)); do
> coproc worker$i { worker_code; };
> done;
>
> and since lately I got an actual real, production, case where I had to run
> given number of workers and issue jobs for them (exactly: run N encoders in
> M co-processes and pass the list of files to encode for each worker on its
> stdin), I got the attached patch. It does the following:
>
> - expand the name given to coproc
I'll consider this for a future version of bash. In the meantime you can
use `eval'.
> - if it expands to a legal identifier create the coproc
This isn't necessary; there's no reason to restrict a coproc name to
something stricter than the set of valid executable names. I suppose
I could see restricting it to the same set of valid names as shell
functions.
--
``The lyf so short, the craft so long to lerne.'' - Chaucer
``Ars longa, vita brevis'' - Hippocrates
Chet Ramey, ITS, CWRU [email protected] http://cnswww.cns.cwru.edu/~chet/
