PyLua/lua.py at master · albertz/PyLua · GitHub

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#!/usr/bin/python
# PyLua - interpret Lua in Python
# by Albert Zeyer, 2011
# code under GPL

importbetter_exchook
better_exchook.install()

importsys, os, os.path
if__name__=='__main__':
MyDir=os.path.dirname(sys.argv[0]) or"."
else:
MyDir="."

LuaDir=MyDir+"/lua-5.1.4"

importcparser

defprepareState():
state=cparser.State()
state.autoSetupSystemMacros()

deffindIncludeFullFilename(filename, local):
fullfn=LuaDir+"/src/"+filename
ifos.path.exists(fullfn): returnfullfn
fullfn=MyDir+"/"+filename
ifos.path.exists(fullfn): returnfullfn
returnfilename

state.findIncludeFullFilename=findIncludeFullFilename

defreadLocalInclude(state, filename):
iffilename=="pyconfig.h":
defreader():
importctypes
sizeofMacro=lambdat: cparser.Macro(rightside=str(ctypes.sizeof(t)))
state.macros["SIZEOF_SHORT"] =sizeofMacro(ctypes.c_short)
state.macros["SIZEOF_INT"] =sizeofMacro(ctypes.c_int)
state.macros["SIZEOF_LONG"] =sizeofMacro(ctypes.c_long)
state.macros["SIZEOF_LONG_LONG"] =sizeofMacro(ctypes.c_longlong)
state.macros["SIZEOF_DOUBLE"] =sizeofMacro(ctypes.c_double)
state.macros["SIZEOF_FLOAT"] =sizeofMacro(ctypes.c_float)
state.macros["SIZEOF_VOID_P"] =sizeofMacro(ctypes.c_void_p)
state.macros["SIZEOF_SIZE_T"] =sizeofMacro(ctypes.c_size_t)
state.macros["SIZEOF_UINTPTR_T"] =sizeofMacro(ctypes.POINTER(ctypes.c_uint))
state.macros["SIZEOF_PTHREAD_T"] =state.macros["SIZEOF_LONG"]
state.macros["SIZEOF_PID_T"] =state.macros["SIZEOF_INT"]
state.macros["SIZEOF_TIME_T"] =state.macros["SIZEOF_LONG"]
state.macros["SIZEOF__BOOL"] =cparser.Macro(rightside="1")
return
yieldNone# make it a generator
returnreader(), None
returncparser.State.readLocalInclude(state, filename)

state.readLocalInclude=lambdafn: readLocalInclude(state, fn)

state.autoSetupGlobalIncludeWrappers()

returnstate

state=prepareState()

fromglobimportglob
forfninglob(LuaDir+"/src/*.c"):
print"parse", fn, "..."
cparser.parse(fn, state)

importcparser.interpreter

interpreter=cparser.interpreter.Interpreter()
interpreter.register(state)
interpreter.registerFinalize()

if__name__=='__main__':
print"erros so far:"
forminstate._errors:
printm

print
print"PyAST of main:"
interpreter.dumpFunc("main")

args= ("main", len(sys.argv), sys.argv+ [None])
print"Run", args, ":"
interpreter.runFunc(*args)