Written in C (unix) and all the communication are supported by namedpipes.

(First time) - ./gcctask.sh

• ./servC (To start Server)
• ./loggerC (To start Logger)
• ./adminC (To start Admin)
• ./terminalC (To start Terminal)

• login [username] [password]
• logout
• exit
• help
• changepassword [old password] [new password]
• list (Flights)
• search [departure] [arrival]
• book [flight id] [passport id]
• cancel [flight id] [passport id]

• login [password]
• shutdown
• addcity [cityname]
• delcity [cityname]
• seepast
• addflight [id] [departure city] [arrival city] [date]
• delflight [id]
• changedate [day]
• getdate
• info
• adduser [username] [password]
• exit