Interesting point about the stack size! As for the signal mask, I'm pretty sure you can just set that using pthreads, and it will apply to the current thread.

Interesting point about the stack size! As for the signal mask, I'm pretty sure you can just set that using pthreads, and it will apply to the current thread. This is certainly true for the pthreads thread name, which is as deeply as I've investigated myself... the C++ threads library isn't magic. It's just a wrapper round what you'd expect.