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- To: Henry at MIT-AI
- From: MOON@MIT-MC
- Date: Wed ,16 Aug 79 03:12:06 EDT
CC: (BUG LISPM) at MIT-MC
Henry@MIT-AI 08/16/79 15:40:15
To: (BUG LISPM) at MIT-AI
The code for TYI checks to see if the stream has a
rubout-handler to decide whether or not to echo the character.
I presume this is to avoid echoing the character when TYI'ing
from a file. This screws streams which don't have a rubout handler
but want TYI to echo. Perhaps there should be some way to ask a
stream whether or not it is talking to a terminal. This would be
useful in user programs which want to make some sort of distinction
like this as well.
Having a RUBOUT-HANDLER capability is supposed to be equivalent to