run-program issues with OpenJDK 11

Mark Evenson evenson at
Fri Jul 24 07:52:19 UTC 2020

> On Jul 22, 2020, at 21:03, Eric Timmons <etimmons at> wrote:
> I just tested this on a fresh Debian Buster VM (to rule out anything
> weird from my environment) with openjdk-11-jdk-headless and ABCL 1.7.1
> and ended up with the same results:
> + The prebuilt jar is unable to use sys:run-program at all.
> + When built from source, sys:run-program works, but sys:process-pid
>  does not.
> lisp-implementation-version:
> "1.7.1"
> "OpenJDK_64-Bit_Server_VM-Debian-11.0.7+10-post-Debian-3deb10u1"
> "amd64-Linux-"
> Mark: I just realized that your use of swank-backend:getpid doesn't
> match what I was trying to do. Swank's getpid gets the PID of the
> current process, but I was trying to get the PID of a process started
> with (sys:run-program ... :wait nil) using sys:process-pid.
> -Eric

Finally able to confirm the failure of SYS:RUN-PROGRAM when SLIME is *not* used.  

Debugging further…


"A screaming comes across the sky.  It has happened before but there is nothing 
to compare to it now."

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