Unix shell programming

Reference: Chapter 2 (Beginner's Guide To Linux) from Sventek (Canvas); getting started with bash

• In (relatively) recent news
• Bourne shell (sh) is a shell, or command-line interpreter, for computer operating systems. It was developed by Stephen Bourne at Bell Labs and released in 1977.
• Bash (the Bourne-Again shell) was later developed for the GNU project. Bash incorporates features from the Bourne shell, csh, and ksh.
• A much longer Bash Introduction (also see schedule)
• Important concepts:
  • Variables: environment and local
  • Input and output redirection
  • Pipes
  • Signals
  • Operators
  • Control flow (conditionals, loops)
• Examples

Hello world script in Bash

Reference: Bash hello world

CIS 330 Wiki Pages

• Home Page
• Course Schedule
• Piazza
• Projects
• Unix cheat sheet
• Git cheat sheet
• GDB cheat sheet
• Additional Resources

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