build ctypes statically

Author: csegarragonz

Modules/Setup.local

@@ -37,6 +37,11 @@ _statistics _statisticsmodule.c # statistics accelerator
 # decimal module - sources derived from setup.py detect_decimal()
 _decimal _decimal/_decimal.c _decimal/libmpdec/basearith.c _decimal/libmpdec/constants.c _decimal/libmpdec/context.c _decimal/libmpdec/convolute.c _decimal/libmpdec/crt.c _decimal/libmpdec/difradix2.c _decimal/libmpdec/fnt.c _decimal/libmpdec/fourstep.c _decimal/libmpdec/io.c _decimal/libmpdec/memory.c _decimal/libmpdec/mpdecimal.c _decimal/libmpdec/numbertheory.c _decimal/libmpdec/sixstep.c _decimal/libmpdec/transpose.c -I$(srcdir)/Modules/_decimal/libmpdec
 
+# ctypes module - flags and sources derived from pyodide
+# https://github.com/pyodide/pyodide/blob/main/cpython/Setup.local#L22-L23
+CTYPES_FLAGS=-DHAVE_FFI_PREP_CIF_VAR=1 -DHAVE_FFI_PREP_CLOSURE_LOC=1 -DHAVE_FFI_CLOSURE_ALLOC=1
+_ctypes _ctypes/_ctypes.c _ctypes/callbacks.c _ctypes/callproc.c _ctypes/cfield.c _ctypes/stgdict.c $(CTYPES_FLAGS) -L/usr/local/faasm/llvm-sysroot/lib/wasm32-wasi -lffi
+
 # Disable things we definitely don't need
 
 *disabled*