I really should have more notes on this but I haven't touched c++ this year. Last year I had more projects to help this but I've put them off until I finish a few projects using python.
- Beep your PC speaker in linux » LinuxPlayer | LinuxPlayer
- UNIX programming examples
- The GNU C Library
- Beep for Linux and Windows
- Linux Signals – Example C Program to Catch Signals (SIGINT, SIGKILL, SIGSTOP, etc.)
- The GNU C Library - Table of Contents
- system - C++ Reference