Node:Concepts of Signals, Next:Standard Signals, Up:Signal Handling

Basic Concepts of Signals

This section explains basic concepts of how signals are generated, what happens after a signal is delivered, and how programs can handle signals.

• Kinds of Signals: Some examples of what can cause a signal.
• Signal Generation: Concepts of why and how signals occur.
• Delivery of Signal: Concepts of what a signal does to the process.