Standard input is not a tty

[Stephen J. Turnbull]

Didier Verna writes:

 > I use XEmacs 21.4 on Mac OSX with XDarwin. There's no problem when I
 > start it on the command line in Terminal. However, when I try to launch
 > it via a graphical application launcher like Quicksilver, it says
 > "standard input is not a tty" and doesn't start.

Does Quicksilver set DISPLAY correctly?