Project 5

By Connor Onweller and Sophia Freaney

The main objective of this assignment is to design and implement a user-level thread library. Library supports thread creation, thread scheduling, thread synchronization, and inter-thread communication functions.

Usage

Compile and run with:

make

Phase 1

• Thread library initialization
• Thread library shutdown
• Thread creation
• Thread termination
• Thread yielding (of CPU to another thread)

Phase 3

Thread Synchronization

• Initialize and destroy semaphore
• Wait (P) on specified semaphore
• Signal (V) on specified semaphore

Phase 4

Inter-Thread Communication

• Create thread with mbox_create
• Destroy message box with mbox_destroy
• Deposit message with mbox_deposit
• Withdraw message with mbox_withdraw
• Nonblocking send with send
• Nonblocking receive with receive