From: matz@... (Yukihiro Matsumoto)
Date: 2002-01-17T09:16:42+09:00
Subject: Re: some problems with popen3


In message "some problems with popen3"
    on 02/01/17, Paul Brannan <paul@atdesk.com> writes:
|
|1) I need to know the pid of the child process, so I can kill it later.
|
|2) If the executable provided does not exist, then I see no error
|messages, and trying to read from the pipe does not give me an error
|(rather, I just get a blank line).
|
|Are these inherent problems with popen3 or can they be solved with a
|patch?

"open3" currently uses "double fork" technique, which does not tell
you the pid of the command.  The points you mentioned are restriction
from it.  Maybe we have to revamp the library.

							matz.