Designing a Queue to be a shared memory

Question

I\'m attempting to design/implement a (circular) queue (in C) as a shared memory so that it can be shared between multiple threads/processes.

The queue structure is as

Answer 1

When I messed with Unix IPC, I followed Beej's guide to Unix IPC. It even has some jokes! You can go directly to the shared memory section. It has snippets explaining each step, and a full example at the end.