Re: [RFC 08/19] exec: add API specification for execve

Florian Weimer
2025-06-16T21:39:41Z

* Sasha Levin:

> + KAPI_RETURN("long", "Does not return on success; returns -1 on error")
> + .type = KAPI_TYPE_INT,
> + .check_type = KAPI_RETURN_ERROR_CHECK,
> + KAPI_RETURN_END

Is the -1 part correct?

Many later errors during execve are not recoverable and result in execve
succeeding (nominally) and a fatal signal being delivered to the process
instead. Not sure if the description covers that.

What about the effect of unblocking a parent thread that has vfork'ed?

Thanks,
Florian