Module dharma::system

System signal handling.

This module contains helper functionality for handling system signals.

Structs

SignalEventHandler

Implementation of dharma::EventHandler for handling system signals synchronously. For this to work receiving of signals SIGINT and SIGTERM must be blocked in all threads in application. Otherwise non-blocking threads will catch all signals.

Functions

block_signals	Blocks signals SIGINT, SIGTERM, SIGUSR1 and SIGUSR2 for current thread.
unblock_signals	Unblocks signals SIGINT, SIGTERM, SIGUSR1 and SIGUSR2 for current thread.