Someone’s happy!

[Jimmyjames]

Public futex api for macOS. No…I don’t know what that means.

x.com

x.com

 

[Cmaier]

Public futex api for macOS. No…I don’t know what that means.

x.com

x.com

It refers to a method of synchronizing different threads - you can have one thread stop and wait for a memory address to change, and another thread that changes the memory address as a signal that the first thread can proceed. Something like that.

 

[mr_roboto]

More flavor - FUTEX = Fast Userspace muTEX. It's a neat high performance type of mutex which originated on Linux.

oh, and "mutex" = mutual exclusion.

 

[Jimmyjames]

So this is why they want it!

libplatform/docs/expose-futex-style-api.md at a00a4cc36da2110578bcf3b8eeeeb93dcc7f4e11 · apple-oss-distributions/libplatform

Contribute to apple-oss-distributions/libplatform development by creating an account on GitHub.

github.com

 

[Roller]

Mutex sounds like what drains from your nose during a really bad URI.

 

[Nycturne]

I half wonder if Swift might want these on Darwin for concurrency features.