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Top Forums Shell Programming and Scripting POSIX way of getting columns in tty? Post 302275647 by Perderabo on Sunday 11th of January 2009 07:23:35 PM
Old 01-11-2009
I think that jlliagre has the best solution available and that is what I would use. But it only tells you the window size when you check it. A program like vi can arrange to be notified of a change in window size and then redraw the screen. That is too much to try via a shell script.
 

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tapset::tty(3stap)														tapset::tty(3stap)

NAME
tapset::tty - systemtap tty tapset DESCRIPTION
tty.open Called when a tty is opened See probe::tty.open(3stap) for details. tty.release Called when the tty is closed See probe::tty.release(3stap) for details. tty.resize Called when a terminal resize happens See probe::tty.resize(3stap) for details. tty.ioctl called when a ioctl is request to the tty See probe::tty.ioctl(3stap) for details. tty.init Called when a tty is being initalized See probe::tty.init(3stap) for details. tty.register Called when a tty device is registred See probe::tty.register(3stap) for details. tty.unregister Called when a tty device is being unregistered See probe::tty.unregister(3stap) for details. tty.poll Called when a tty device is being polled See probe::tty.poll(3stap) for details. tty.receive called when a tty receives a message See probe::tty.receive(3stap) for details. tty.write write to the tty line See probe::tty.write(3stap) for details. tty.read called when a tty line will be read See probe::tty.read(3stap) for details. SEE ALSO
probe::tty.open(3stap), probe::tty.release(3stap), probe::tty.resize(3stap), probe::tty.ioctl(3stap), probe::tty.init(3stap), probe::tty.register(3stap), probe::tty.unregister(3stap), probe::tty.poll(3stap), probe::tty.receive(3stap), probe::tty.write(3stap), probe::tty.read(3stap), stap(1), stapprobes(3stap) IBM
--- tapset::tty(3stap)
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