CMake build infrastructure II (#53)

* CMake build infrastructure

The squashed commit that builds and packages releases for the SIMH
simulator suite with CMake, version 3.14 or newer.

See README-CMake.md for documentation.

SEL32/CMakeLists.txt

@@ -0,0 +1,43 @@
+## SEL32 simulator
+##
+## This is an automagically generated file. Do NOT EDIT.
+## Any changes you make will be overwritten!!
+##
+## Make changes to the SIMH top-level makefile and then run the
+## "cmake/generate.py" script to regenerate these files.
+##
+##     cd cmake; python -m generate --help
+##
+## ------------------------------------------------------------
+
+if (HAVE_UNITY_FRAMEWORK AND EXISTS "${CMAKE_CURRENT_SOURCE_DIR}/unit-tests/CMakeLists.txt")
+  add_subdirectory(unit-tests)
+endif ()
+
+add_simulator(sel32
+    SOURCES
+        sel32_cpu.c
+        sel32_sys.c
+        sel32_chan.c
+        sel32_iop.c
+        sel32_com.c
+        sel32_con.c
+        sel32_clk.c
+        sel32_mt.c
+        sel32_lpr.c
+        sel32_scfi.c
+        sel32_fltpt.c
+        sel32_disk.c
+        sel32_hsdp.c
+        sel32_mfp.c
+        sel32_scsi.c
+        sel32_ec.c
+        sel32_ipu.c
+    INCLUDES
+        ${CMAKE_CURRENT_SOURCE_DIR}
+    DEFINES
+        USE_INT32
+        SEL32
+    LABEL SEL32
+    PKG_FAMILY gould_family
+    TEST sel32)