Revert "remove"

This reverts commit fec46c4.

plugins/Sid/resid/CMakeLists.txt

@@ -0,0 +1,68 @@
+# These are the defaults
+set(RESID_INLINING 1)
+set(RESID_INLINE inline)
+set(RESID_BRANCH_HINTS 1)
+set(NEW_8580_FILTER 0)
+
+set(HAVE_BOOL 1)
+set(HAVE_LOG1P 1)
+
+if(CMAKE_CXX_COMPILER_ID MATCHES "GCC|Clang")
+	set(HAVE_BUILTIN_EXPECT 1)
+else()
+	set(HAVE_BUILTIN_EXPECT 0)
+endif()
+
+configure_file(resid/siddefs.h.in resid/siddefs.h @ONLY)
+
+add_library(resid_objects OBJECT
+	resid/sid.cc
+	resid/voice.cc
+	resid/wave.cc
+	resid/envelope.cc
+	resid/filter.cc
+	resid/dac.cc
+	resid/extfilt.cc
+	resid/pot.cc
+	resid/version.cc
+)
+
+target_include_directories(resid_objects PUBLIC
+	"${CMAKE_CURRENT_SOURCE_DIR}/resid"
+	"${CMAKE_CURRENT_BINARY_DIR}/resid"
+)
+target_compile_definitions(resid_objects PUBLIC VERSION="1.0")
+
+set(RESID_WAVES
+	wave6581_PST
+	wave6581_PS_
+	wave6581_P_T
+	wave6581__ST
+	wave8580_PST
+	wave8580_PS_
+	wave8580_P_T
+	wave8580__ST
+)
+
+set(RESID_SAMP2SRC_SCRIPT ${CMAKE_CURRENT_SOURCE_DIR}/resid/samp2src.pl)
+foreach(WAVE_DATA IN LISTS RESID_WAVES)
+	set(WAVE_DATA_IN ${CMAKE_CURRENT_SOURCE_DIR}/resid/${WAVE_DATA}.dat)
+	set(WAVE_SRC_OUT ${CMAKE_CURRENT_BINARY_DIR}/resid/${WAVE_DATA}.h)
+	set(WAVE_COMMAND
+		"${PERL_EXECUTABLE}"
+		"${RESID_SAMP2SRC_SCRIPT}"
+		"${WAVE_DATA}"
+		"${WAVE_DATA_IN}"
+		"${WAVE_SRC_OUT}"
+	)
+	add_custom_command(OUTPUT ${WAVE_SRC_OUT} COMMAND ${WAVE_COMMAND} VERBATIM)
+	target_sources(resid_objects PUBLIC ${WAVE_SRC_OUT})
+endforeach()
+
+# TODO CMake 3.12: Use target_link_libraries() to propagate usage requirements directly to sid plugin
+add_library(resid INTERFACE)
+
+target_sources(resid INTERFACE $<TARGET_OBJECTS:resid_objects>)
+
+get_target_property(resid_includes resid_objects INCLUDE_DIRECTORIES)
+target_include_directories(resid INTERFACE ${resid_includes})