Lab03 assigned

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* CSE4009 Assignment 3 - Shell Lab *
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Files:
Makefile # Compiles your shell program and runs the tests
README # This file
tsh.c # The shell program that you will write and hand in
tshref # The reference shell binary.
# The remaining files are used to test your shell
sdriver.pl # The trace-driven shell driver
trace*.txt # The 15 trace files that control the shell driver
tshref.out # Example output of the reference shell on all 16 traces
# Little C programs that are called by the trace files
myspin.c # Takes argument <n> and spins for <n> seconds
mysplit.c # Forks a child that spins for <n> seconds
mystop.c # Spins for <n> seconds and sends SIGTSTP to itself
myint.c # Spins for <n> seconds and sends SIGINT to itself