Recommended practices for re-entrant code in C, C++

Question

I was going through a re-entrancy guide on recommended practices when writing re-entrant code.

What other references and resources cover this topic?

What lint-li

Answer 1

The guide is sufficient.

My personal rule of thumbs are only 2 for re-reentering code:

1. take only pass by value parameters, used only value passed in as parameters in the function.

2. if I need to use any global parameters or pointer (for performance or storage sake), use a mutex or semaphore to control access to it.