Linux fork() Introduction

Demo the use of the fork() function in Linux/Unix to spawn a new process. Cover the basics of what it does, how to do work in parent and child processes, and how to correctly terminate. Full code can be found at github.com/drbfraser/video-tu... Topics list below. See later videos in this playlist for use of exec(), and fork() with exec().
Topics:
- Basics of fork and checking parent vs child
- Building via command line and GCC
- Structing code with a function to do work.
- Seeing processes via ps -a
- Demo having two separate address spaces
- Return a value from child to parent using exit() and wait()
- See zombie process
- See fork in a loop.