1. Tutorial Unix Command & Makefile CIS 5027
Professor: Dr. Shu-Ching Chen
TA: Yimin Yang

2. Outline
Log in
Unix Basic Commands
Shell script
Makefile

3. How to log in
Download putty from download.html
PuTTY is a free implementation of Telnet and SSH for Windows and Unix platforms

4. Connect to the server
The host is margay.cs.fiu.edu 1 2 3 4

5. Log in / Account information
Login as : Your FIU username
Password : Your first initial + PantherID + Your last initial
For exmaple, Steven Jackson with PID
should have password s j

6. Commands about Files (1)
ls : list the contents of your current directory.
Format
Options
-a : list all the files include the hidden ones
-l : list not only the files name but also the related info
-t : list the contents by modified date
ls [option] [directory][file]

7. Commands about Files (2)
pwd : print out the current working directory
cd : change directory
cd . (.) means the current directory
C (..) means the parent of current directory
Cd cd with no argument will return you to your home directory
cd .
cd .. cd
Use the commands cd, ls and pwd to explore the file system.

8. Commands about Files (3)
cp : copy files
Format
Options
-i : It can be used to avoid overwriting the original file
-r : Copy the folder and all the files and subfolders under it.
mv : move a file from one place to another or rename a file.
cp [option] File1 File2
mv File1 File2

9. Commands about Files (4)
mkdir : making directory
Format
rm : remove files or directories
Option
-i : ask before actually delete
-r : delete the folders and all the files and subfolders under it
mkdir Directory_name
rm [option] file1 file2 file3…

10. Commands about Files (5)
test : A command in Unix that evaluates conditional expressions.
Format or
The functions will return true if the object exist or the condition specified is true.
File functions
-d Filename : Filename is a directory
-s Filename : Filename has a size greater than 0
-f Filename : Filename is a regular file
test expression
[ expression ]

11. Commands about File’s contents (1)
cat : display the contents of a file on the screen
Format
head : display the first ten lines of a file to the screen
tail : display the last ten lines of a file to the screen
cat file1
head –n file1
tail –n file1

13. Commands about File’s contents (2)
wc : word count
Format
Options
-w : find out how many words the file has
-l : find out how many lines the file has
wc [options] file

14. Commands about File’s contents (3)
grep : It searches files for the specified words or patterns.
Format:
Options:
-c : Display the number of columns which satisfied the pattern.
-i : Ignore case distinctions in both the PATTERN
and the input files.
-v : Invert the sense of matching, to select non-matching lines.
grep [options] [pattern] file

15. Pipe : It cause the execution of multiple processes from one single line
A | B | C

16. Commands about File’s contents (4)
sort : sort lines of text files
Format
sort [option] file