Re: MultiWindow Mode: stty speed = 0 on xterm cause rlogin to fail

[Harold L Hunt II <huntharo at msu dot edu>]

Thomas Dickey wrote:

> On Wed, 25 Feb 2004, Harold L Hunt II wrote:
>
>
> > This issue has to have something to do with the way that commands are
> > launched from the .XWinrc menu, since launching an xterm from another
> > xterm works just fine.  Here is the code that launches commands
> > specified in the .XWinrc menus:
> >
> > case CMD_EXEC:
> > if (fork()==0)
> > {
> >   struct rlimit rl;
> >   unsigned long i;
> >
> >   /* Close any open descriptors except for STD* */
> >   getrlimit (RLIMIT_NOFILE, &rl);
> >   for (i = STDERR_FILENO+1; i < rl.rlim_cur; i++)
> >     close(i);
>
>
> If the stdin for the menu process isn't a tty, the inherited stdin for
> xterm still won't be a tty.  Some stty settings can be set for non-tty's,
> and some cannot.  Usually the differences between xterm and rxvt in this
> area are related to whether there is a real /dev/tty associated with the
> process.

Sounds like we need to peek at rxvt to get some pointers on how to do 
this... or is it your impression that it is not really possible?

> >   /* Disassociate any TTYs */
> >   setsid();
>
>
> The intent here is to prevent signals from propagating into the
> subprocess.

Okay.

Harold