[Info-vax] Getting state of Control-T from a C program.

John E. Malmberg wb8tyw at qsl.network
Sat Sep 26 16:35:35 EDT 2009


In order to get a termios library implemented on VMS, I need to be able 
to determine a few things.

1. BSD Unix and apparently LINUX has an option to do what VMS does with 
^T, and there is a terminal attribute that corresponds to this being active.

I have not been able to find a SYS$GETJPI or terminal sense mode to 
obtain if the DCL SET CONTROL=T is active to accurately report this.

2. BSD Unix can return a status to tell if Control-O is actively causing 
  output to be discarded.  I have not found a way to find this yet.

For at least the Control-T state, the termios library should also be 
able to turn it on.

Any suggestions?

-John
wb8tyw at qsl.network
Personal Opinion Only



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