Tag Archive: posix

Jul 13

forkfd part 2: Finding out that a child process exited on Unix

On my previous blog, I said that the solutions we’ve got implemented on Linux are a good start, but not the full solution. We can start a child process properly, but we still can’t properly find out when it exited.

Jul 13

forkfd part 1: Launching processes on Unix

Have you ever tried to launch a sub-process on Unix? POSIX.1 has several APIs for doing that, including: fork+execve and posix_spawn. Starting a child process is not difficult, but ensuring that they behave properly and you get notified when the child dies, that is difficult.

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