Class Notes

We have considerable latitude in what we study this semester. The following topics are in the course outline and must be covered:

Script Programming
~~Operating System Interface~~
~~Program Execution~~
~~User Related Tasks~~
~~Files and Directories~~
Interprocess Communication

Additional topics will be added based on student and instructor interest. You are encouraged to explore the resources and provide input for additional topics throughout the course of the semester.

Notes

Background
- Chapter 1 History and Standards
  - History of Unix
- Chapter 2 Fundamental Concepts
  - The Kernel
  - Shells
  - If you are interested, there is in interesting article on kernel threads which explains how the OS uses them, and has a nice example.
  - More on BASH
  - Users and Files
Chapter 3 System Programming Concepts
- System Calls and Library Functions
- stderr, stdout
- Error Handling and Arguments
- code for this chapter.
Chapter 4 File I/O: the Universal I/O Model
- Intro to File I/O
- Some silly examples
- More FILE I/O
- Files With Holes
- Code for this chapter.
Chapter 5 File I/O: Further Details
- Further File I/O Details
- FD, File Table and Inodes.
- Temporary Files
- Code for this chapter
Chapter 6 Processes
- Chapter Intro
- Process Memory
Chapter 8 Users and Groups
- Intro to Users and Groups
- More password items
- Code for this chapter
The Annotated Midterm
Chapter 15 File Attributes
Chapter 18 Directories and Links
- The Current Working Directory
- Reading a Directory
- stat/lstat/fstat Really 15.1
- More from 15
- The rest of 18
- Code for this chapter
Chapter 24 Process Creation
- Overview
- Code for this chapter
Chapter 25 Process Termination
- Process Termination
- Code for this chapter
Chapter 26 Monitoring Child Processes
- wait*
- Code for this chapter
Chapter 27 Program Execution
- Execve
- Code for this chapter
Chapter 44, Pipes
- Pipes
- Code for this chapter
Chapter 20 - 22 Signals
- Intro To Signals
- Simple Signal Handling
- More Signal Handling
- One Last Bit
- Code for this chapter
bash Script Programming
- Intro to BASH programming
- String Routines
- Logic and If
- Loops
- Code for this chapter
Python
- Intro to Python
- Code for this chapter
Processes
- Chapter 28 Program Execution
- 29-33
Threads
- Chapter 29 Threads Introduction
- Chapter 30 Thread Synchronization
- Chapter 31 Thread Safety and Per-thread storage
Users
- Chapter 9 Process Credentials
Files and Directories
- Chapter 13 File I/O Buffering
- Chapter 14 File Systems
Inter-process Communications
- Chapters 43 through 61
Additional Topics
- Chapter 10 time
- Chapter 23 Timers
- Chapter 37 Daemons