OS_ChatSystem

Requirements

1. Shared Memory
2. Synchronization (Semaphores)
3. UI(front end)

Implemented

1. Shared Memory using System V shared memory API
2. Synchronization using POSIX semaphores
3. UI - command line

Description

The Application must have the above criteria. readers must be blocked when writer is writing(Readers Writer problem) changes/access to the Shared memory -> Critical section

Only one user can be allowed to write while the other is blocked,i.e. ,both users cannot write at the same time.