Re: [Help-smalltalk] Pipe capturing from stdout and stderr?

[Paolo Bonzini]

On 05/25/2010 02:19 AM, Rick Flower wrote:
> Paolo et-al,
>
> I've got a script that uses a pipe to issue commands and retrieve
> the output for parsing.. All is good but I found out today that
> one of the commands I'm invoking generates output to stderr in
> addition to stdout.  The stderr stuff is sent directly to the
> terminal session while gst sees the stdout stuff.. Is there a
> way to also capture the stderr stuff and either parse it
> separately (or discard) or merge the two together for combined
> parsing?

Having a full-blown class for spawning children processes is on the todo 
list.

In the meanwhile, you can pass 2>&1 or 2>/dev/null at the end of the 
popen command, though this will sacrifice portability to Windows of 
course (but I guess you don't care).

Paolo