Using popen from a daemon

[Doug Gwyn]

In article <YQJ$'7_ at rpi.edu> todd at narnia.ecs.rpi.edu (R. Lindsay Todd) writes:
>There is nothing in the man pages I have that indicate that popen must have
>a controlling tty.  Is this some unwritten standard "feature" of popen, or
>is it a buggy implementation?

Maybe it's a bug in the application?
popen() does not require a controlling tty; neither should the shell
that it invokes.  Unless somebody has been mucking around with the
system software, something else must be going on.