Sams Teach Yourself Shell Programming in 24 Hours, Second Edition

Questions

1:	Add tar file extraction to the mytar script. Assume that the -x option indicates that the user wants to extract tar files and that the correct value of TARGS for extracting tar files is -xvf.
2:	Add the extract option to the uu script. Assume that the -x option indicates that the file should be extracted, and that the command uudecode $INFILE is used to extract a uuencoded file.