Support files for the first synchronization lecture

Makefile
        "make clean; make" to compile everything

badcnt.{c,s}
        C assembly code for the badcnt example

csapp.{c,h}
        CS:APP3e code library

goodcnt.c
        Uses semaphore to fix race in badcnt

goodmcnt.c
        Uses mutex to fix race in badcnt

sharing.c
        Example program for illustrating how variables are shared by threads

qprob/
	Quiz problem code