Outline:

1. Assignment #7—Questions?
2. Shell extensions
   • recap: redirecting stdout
   • redirecting stdin
   • pipes
   • example: pipe.c
   • signals
   • example: signaltest.c
3. Assignment #8

Reading assignment (to be completed by the next class):

• [Skim] Bryant & O’Halloran Sec. 6.1 (p. 580–604)
• [Read] Bryant & O’Halloran Sec. 6.2–6.4.1 (p. 604–617)