Chris F.A. Johnson wrote:
$$ refers to the subshell.There's no subshell here, I think.The background process invoked by &.
$$ is meant to always report the "main shell", I'd guess this is true for this case, too.
J.
Chris F.A. Johnson wrote:
$$ refers to the subshell.There's no subshell here, I think.The background process invoked by &.
$$ is meant to always report the "main shell", I'd guess this is true for this case, too.
J.