key input and timer control in an opengl program

[Sansus]

How can I implement an eficient keyboard input and timer control (i.e fps counter) under linux?????? Where can I find such information?
Thx

[rts]

You can always use the SDL http://www.libsdl.org library to do this for you.

And if you really want to do it yourself, you can download their source to see how they did it.