ismpx(C)
ismpx --
return windowing terminal state
Syntax
ismpx [ -s ]
Description
The ismpx command reports whether its standard input is
connected to a multiplexed
xt(HW)
channel; that is, whether it is running under
layers(C)
or not. It is useful for shell scripts that download programs to a
windowing terminal or depend on screen size.
The ismpx command prints yes and returns
0 if invoked under layers, and prints
no and returns 1 otherwise.
-s-
Do not print anything; just return the proper exit status.
Exit values
Returns 0 if invoked under layers, 1
if not.
Examples
if ismpx -s
then
jwin
fi
See also
jwin(C),
layers(C),
xt(HW)
© 2003 Caldera International, Inc. All rights reserved.
SCO OpenServer Release 5.0.7 -- 11 February 2003