This is the second big project on our low level programming curriculum at holberton school.
compile it with:
gcc -Wall -Werror -Wextra -pedantic -std=gnu89 *.c -o hsh
execute it with:
./hsh
use cd to change directory like so:
cd <directory>
Passing cd alone will change directory to $HOME.
use exit to exit the terminal with an optinal status.
exit <status>
passing exit alone will exit with status 0.
use env to print environment variables