CS 5375 Section 001 

Assignment 4

Students work in teams.

The assignment is due on March 22, 2009 (before midnight). 

Submit the assignment as an e-mail attachment to our TA and cc Dr. Cooper (kcooper@utdallas.edu)
Note. Do not zip the submission file; just attach your tar file to the e-mail
      (e-mail with attachments ending in .zip are not delivered)
 
Only submit one e-mail per team; two or more submissions has a 10% penalty
Late penalty is 10% per day or part of a day.

Please submit your text answers, c source code files, bash script files, test input files, and README file in one tar file for this submission.

Notes.
Bash scripts and c code will be evaluated on the sun solaris 5.10 o/s.
All team members receive the same grade.

1. For the following commands: 

   mkdir
   more
   less
   head
   tail
   
a) provide the description section from the man page (copy it and put it in double quotes with a reference)
b) describe each option and argument in your own words
c) provide an example using the command

2. Bash and C parent/child versions of sorting algorithms

Review and, if needed, correct your solutions for Assignment 3.

Restructure your bash and c programs into parent/child solutions.

The parent should obtain the input test file name from the user. 
The child should obtain the numbers from the file, sort them, and output the sorted numbers to a file.

Retest with all test files; include the test files in your submission.

Document if you have chosen a synchronous or an asynchronous implementation.

Document the programs with comments.