Re: Blocking calls and threads

[Po Lu <luangruo@yahoo.com>]

Lynn Winebarger <owinebar@gmail.com> writes:

> The thread on how to make asynchronous behavior explicit made me
> curious whether making a blocking system call would cause the lisp
> thread to yield to other lisp threads (release the global lock).  Do
> blocking system calls yield the lisp thread, or is there any way in
> lisp code to call blocking functions so that the lisp thread will
> yield while the system thread blocks?

System calls don't currently yield the Lisp thread, apart from pselect.