Unix-domain sockets does not support dup()

Question

mikbras opened this issue 3 years ago · comments

Unix-domain sockets does not yet support dup(), which may not be meaningful for Unix-domain sockets.

Radhika Jandhyala · Answer 1 · Tue Dec 07 2021 05:00:59 GMT+0800 (China Standard Time)

No use case for this currently.

bodzhang · Answer 2 · Thu Jan 27 2022 23:57:01 GMT+0800 (China Standard Time)

During process clone, dup() call can be invoked on an AF_LOCAL socket.

PR #1109 added Unix-Domain (AF_LOCAL) socket dup() support.