systemc: Add a minimal version of the deprecated sc_process_b.
This type is deprecated, but some tests still rely on it. This change
adds just enough of it to satisfy the tests, and also the several
different mechanisms for retrieving the sc_process_b which refers to
the currently active process.
Reviewed-by: Gabe Black <email@example.com>
Maintainer: Gabe Black <firstname.lastname@example.org>
4 files changed