fully adapted to new naming scheme and added some features for AppleEvent generation

Tools/bgen/bgen/bgenGenerator.py

@@ -22,7 +22,7 @@ class Generator:
 	def __init__(self, *argumentList):
 		apply(self.parseArguments, argumentList)
 		self.prefix     = "XXX"    # Will be changed by setprefix() call
-		self.objecttype = "object" # Type of _self argument to function
+		self.objecttype = "PyObject" # Type of _self argument to function
 		self.itselftype = None     # Type of _self->ob_itself, if defined
 
 	def setprefix(self, prefix):
@@ -92,12 +92,13 @@ class Generator:
 	def getargs(self):
 		fmt = ""
 		lst = ""
+		sep = ",\n" + ' '*len("if (!PyArg_ParseTuple(")
 		for arg in self.argumentList:
 			if arg.flags == SelfMode:
 				continue
 			if arg.mode in (InMode, InOutMode):
 				fmt = fmt + arg.getargsFormat()
-				lst = lst + ", " + arg.getargsArgs()
+				lst = lst + sep + arg.getargsArgs()
 		Output("if (!PyArg_ParseTuple(_args, \"%s\"%s))", fmt, lst)
 		IndentLevel()
 		Output("return NULL;")
@@ -110,11 +111,12 @@ class Generator:
 
 	def callit(self):
 		args = ""
+		sep = ",\n" + ' '*len("%s = %s(" % (self.rv.name, self.name))
 		for arg in self.argumentList:
 			if arg is self.rv:
 				continue
 			s = arg.passArgument()
-			if args: s = ", " + s
+			if args: s = sep + s
 			args = args + s
 		if self.rv:
 			Output("%s = %s(%s);",
@@ -129,12 +131,13 @@ class Generator:
 	def returnvalue(self):
 		fmt = ""
 		lst = ""
+		sep = ",\n" + ' '*len("return Py_BuildValue(")
 		for arg in self.argumentList:
 			if not arg: continue
 			if arg.flags == ErrorMode: continue
 			if arg.mode in (OutMode, InOutMode):
 				fmt = fmt + arg.mkvalueFormat()
-				lst = lst + ", " + arg.mkvalueArgs()
+				lst = lst + sep + arg.mkvalueArgs()
 		if fmt == "":
 			Output("Py_INCREF(Py_None);")
 			Output("return Py_None;");

Tools/bgen/bgen/bgenGeneratorGroup.py

@@ -14,7 +14,7 @@ class GeneratorGroup:
 		for g in self.generators:
 			g.generate()
 		Output()
-		Output("static struct methodlist %s_methods[] = {", self.prefix)
+		Output("static PyMethodDef %s_methods[] = {", self.prefix)
 		IndentLevel()
 		for g in self.generators:
 			g.reference()

Tools/bgen/bgen/bgenModule.py

@@ -5,18 +5,20 @@ class Module(GeneratorGroup):
 
 	def __init__(self, name, prefix = None,
 		     includestuff = None,
-		     initstuff = None):
+		     initstuff = None,
+		     preinitstuff = None):
 		GeneratorGroup.__init__(self, prefix or name)
 		self.name = name
 		self.includestuff = includestuff
 		self.initstuff = initstuff
+		self.preinitstuff = preinitstuff
 
 	def addobject(self, od):
 		self.generators.append(od)
 
 	def generate(self):
 		OutHeader1("Module " + self.name)
-		Output("#include <Python.h>")
+		Output("#include \"Python.h\"")
 		Output()
 
 		if self.includestuff:
@@ -26,36 +28,40 @@ class Module(GeneratorGroup):
 		self.declareModuleVariables()
 
 		GeneratorGroup.generate(self)
+		
+		if self.preinitstuff:
+			Output()
+			Output("%s", self.preinitstuff)
 
 		Output()
 		Output("void init%s()", self.name)
 		OutLbrace()
-		Output("object *m;")
-		Output("object *d;")
+		Output("PyObject *m;")
+		Output("PyObject *d;")
 		Output()
 
 		if self.initstuff:
 			Output("%s", self.initstuff)
 			Output()
 
-		Output("m = initmodule(\"%s\", %s_methods);",
+		Output("m = Py_InitModule(\"%s\", %s_methods);",
 		       self.name, self.prefix)
-		Output("d = getmoduledict(m);")
+		Output("d = PyModule_GetDict(m);")
 		self.createModuleVariables()
 		OutRbrace()
 		OutHeader1("End module " + self.name)
 
 	def declareModuleVariables(self):
 		self.errorname = self.prefix + "_Error"
-		Output("static object *%s;", self.errorname)
+		Output("static PyObject *%s;", self.errorname)
 
 	def createModuleVariables(self):
-		Output("""if ((%s = newstringobject("%s.Error")) == NULL ||""",
-		               self.errorname,       self.name)
-		Output("""    dictinsert(d, "Error", %s) != 0)""",
-		                                     self.errorname)
-		Output("""\tfatal("can't initialize %s.Error");""",
-		                                    self.name)
+		Output("""if ((%s = PyString_FromString("%s.Error")) == NULL ||""",
+		               self.errorname,           self.name)
+		Output("""    PyDict_SetItemString(d, "Error", %s) != 0)""",
+		                                               self.errorname)
+		Output("""Py_FatalError("can't initialize %s.Error");""",
+		                                           self.name)
 
 
 def _test():

Tools/bgen/bgen/bgenObjectDefinition.py

@@ -9,9 +9,8 @@ class ObjectDefinition(GeneratorGroup):
 		self.name = name
 		self.itselftype = itselftype
 		self.objecttype = name + 'Object'
-		self.typename = self.prefix + '_' + \
-				string.upper(name[:1]) + \
-		                string.lower(name[1:]) + '_Type'
+		self.typename = name + '_Type'
+		self.argref = ""	# set to "*" if arg to <type>_New should be pointer
 
 	def add(self, g):
 		g.setselftype(self.objecttype, self.itselftype)
@@ -29,87 +28,76 @@ class ObjectDefinition(GeneratorGroup):
 		Output("staticforward PyTypeObject %s;", self.typename)
 		Output()
 
-		Output("#define is_%sobject(x) ((x)->ob_type == %s)",
-		       self.name, self.typename)
+		Output("#define %s_Check(x) ((x)->ob_type == &%s)",
+		       self.prefix, self.typename)
 		Output()
 
 		Output("typedef struct {")
 		IndentLevel()
-		Output("OB_HEAD")
+		Output("PyObject_HEAD")
 		Output("%s ob_itself;", self.itselftype)
 		DedentLevel()
 		Output("} %s;", self.objecttype)
 		Output()
 
-		Output("static %s *new%s(itself)", self.objecttype, self.objecttype)
+		self.outputNew()
+		
+		self.outputConvert()
+
+		self.outputDealloc()
+
+		GeneratorGroup.generate(self)
+
+		self.outputGetattr()
+
+		self.outputSetattr()
+		
+		self.outputTypeObject()
+
+		OutHeader2("End object type " + self.name)
+
+	def outputNew(self):
+		Output("static %s *%s_New(itself)", self.objecttype, self.prefix)
 		IndentLevel()
-		Output("%s itself;", self.itselftype)
+		Output("const %s %sitself;", self.itselftype, self.argref)
 		DedentLevel()
 		OutLbrace()
 		Output("%s *it;", self.objecttype)
 		Output("it = PyObject_NEW(%s, &%s);", self.objecttype, self.typename)
 		Output("if (it == NULL) return NULL;")
-		Output("it->ob_itself = itself;")
+		Output("it->ob_itself = %sitself;", self.argref)
 		Output("return it;")
 		OutRbrace()
 		Output()
 
+	def outputConvert(self):
+		Output("""\
+static int %(prefix)s_Convert(v, p_itself)
+	PyObject *v;
+	%(itselftype)s *p_itself;
+{
+	if (v == NULL || !%(prefix)s_Check(v)) {
+		PyErr_SetString(PyExc_TypeError, "%(name)s required");
+		return 0;
+	}
+	*p_itself = ((%(objecttype)s *)v)->ob_itself;
+	return 1;
+}
+""" % self.__dict__)
+
+	def outputDealloc(self):
 		Output("static void %s_dealloc(self)", self.prefix)
 		IndentLevel()
 		Output("%s *self;", self.objecttype)
 		DedentLevel()
 		OutLbrace()
-##		Output("if (self->ob_itself != NULL)")
-##		OutLbrace()
-##		self.outputFreeIt("self->ob_itself")
-##		OutRbrace()
-		Output("DEL(self);")
+		self.outputFreeIt("self->ob_itself")
+		Output("PyMem_DEL(self);")
 		OutRbrace()
 		Output()
 
-##		Output("static int %s_converter(p_itself, p_it)", self.prefix)
-##		IndentLevel()
-##		Output("%s *p_itself;", self.itselftype)
-##		Output("%s **p_it;", self.objecttype)
-##		DedentLevel()
-##		OutLbrace()
-##		Output("if (**p_it == NULL)")
-##		OutLbrace()
-##		Output("*p_it = new%s(*p_itself);", self.objecttype)
-##		OutRbrace()
-##		Output("else")
-##		OutLbrace()
-##		Output("*p_itself = (*p_it)->ob_itself;")
-##		OutRbrace()
-##		Output("return 1;")
-##		OutRbrace()
-##		Output()
-
-		GeneratorGroup.generate(self)
-
-		self.outputGetattr()
-
-		self.outputSetattr()
-
-		Output("static PyTypeObject %s = {", self.typename)
-		IndentLevel()
-		Output("PyObject_HEAD_INIT(&PyType_Type)")
-		Output("0, /*ob_size*/")
-		Output("\"%s\", /*tp_name*/", self.name)
-		Output("sizeof(%s), /*tp_basicsize*/", self.objecttype)
-		Output("0, /*tp_itemsize*/")
-		Output("/* methods */")
-		Output("(destructor) %s_dealloc, /*tp_dealloc*/", self.prefix)
-		Output("0, /*tp_print*/")
-		Output("(getattrfunc) %s_getattr, /*tp_getattr*/", self.prefix)
-		Output("(setattrfunc) %s_setattr, /*tp_setattr*/", self.prefix)
-		DedentLevel()
-		Output("};")
-
-		OutHeader2("End object type " + self.name)
-
 	def outputFreeIt(self, name):
-		Output("DEL(%s); /* XXX */", name)
+		Output("/* Cleanup of %s goes here */", name)
 
 	def outputGetattr(self):
 		Output("static PyObject *%s_getattr(self, name)", self.prefix)
@@ -123,8 +111,28 @@ class ObjectDefinition(GeneratorGroup):
 		Output()
 
 	def outputGetattrBody(self):
-		Output("return findmethod(self, %s_methods, name);", self.prefix)
+		self.outputGetattrHook()
+		Output("return Py_FindMethod(%s_methods, (PyObject *)self, name);", self.prefix)
+
+	def outputGetattrHook(self):
+		pass
 
 	def outputSetattr(self):
 		Output("#define %s_setattr NULL", self.prefix)
 		Output()
+
+	def outputTypeObject(self):
+		Output("static PyTypeObject %s = {", self.typename)
+		IndentLevel()
+		Output("PyObject_HEAD_INIT(&PyType_Type)")
+		Output("0, /*ob_size*/")
+		Output("\"%s\", /*tp_name*/", self.name)
+		Output("sizeof(%s), /*tp_basicsize*/", self.objecttype)
+		Output("0, /*tp_itemsize*/")
+		Output("/* methods */")
+		Output("(destructor) %s_dealloc, /*tp_dealloc*/", self.prefix)
+		Output("0, /*tp_print*/")
+		Output("(getattrfunc) %s_getattr, /*tp_getattr*/", self.prefix)
+		Output("(setattrfunc) %s_setattr, /*tp_setattr*/", self.prefix)
+		DedentLevel()
+		Output("};")

Tools/bgen/bgen/bgenType.py

@@ -39,6 +39,9 @@ class Type:
 		"""
 		Output("%s %s;", self.typeName, name)
 
+	def getargs(self):
+		return self.getargsFormat(), self.getargsArgs()
+
 	def getargsFormat(self):
 		"""Return the format for this type for use with [new]getargs().
 
@@ -85,6 +88,9 @@ class Type:
 		"""
 		Output("/* XXX no err check for %s %s */", self.typeName, name)
 
+	def mkvalue(self):
+		return self.mkvalueFormat(), self.mkvalueArgs()
+
 	def mkvalueFormat(self):
 		"""Return the format for this type for use with mkvalue().
 
@@ -113,8 +119,8 @@ char = Type("char", "c")
 
 
 # Some Python related types.
-objectptr = Type("object*", "O")
-stringobjectptr = Type("stringobject*", "S")
+objectptr = Type("PyObject*", "O")
+stringobjectptr = Type("PyStringObject*", "S")
 # Etc.
 
 
@@ -125,7 +131,7 @@ class SizedInputBuffer:
 
 	"Sized input buffer -- buffer size is an input parameter"
 
-	def __init__(self, size):
+	def __init__(self, size = ''):
 		self.size = size
 
 	def declare(self, name):
@@ -136,7 +142,7 @@ class SizedInputBuffer:
 		return "s#"
 
 	def getargsArgs(self, name):
-		return "%s, %s__len__" % (name, name)
+		return "&%s, &%s__len__" % (name, name)
 
 	def getargsCheck(self, name):
 		pass
@@ -151,14 +157,28 @@ class FixedInputBuffer(SizedInputBuffer):
 
 	def getargsCheck(self, name):
 		Output("if (%s__len__ != %s)", name, str(self.size))
-		IndentLevel()
-		Output('err_setstr(TypeError, "bad string length");')
-		DedentLevel()
+		OutLbrace()
+		Output('PyErr_SetString(PyExc_TypeError, "bad string length");')
+		Output('return NULL;')
+		OutRbrace()
 
 	def passInput(self, name):
 		return name
 
 
+class RecordBuffer(FixedInputBuffer):
+
+	"Like fixed input buffer -- but declared as a record type pointer"
+
+	def __init__(self, type):
+		self.type = type
+		self.size = "sizeof(%s)" % type
+
+	def declare(self, name):
+		Output("%s *%s;", self.type, name)
+		Output("int %s__len__;", name)
+	
+
 class SizedOutputBuffer:
 
 	"Sized output buffer -- buffer size is an input-output parameter"
@@ -183,6 +203,23 @@ class SizedOutputBuffer:
 		return "%s, %s__len__" % (name, name)
 
 
+class VarSizedOutputBuffer(SizedOutputBuffer):
+
+	"Variable Sized output buffer -- buffer size is an input and an output parameter"
+
+	def getargsFormat(self):
+		return "i"
+		
+	def getargsArgs(self, name):
+		return "&%s__len__" % name
+		
+	def getargsCheck(self, name):
+		pass
+
+	def passOutput(self, name):
+		return "%s, %s__len__, &%s__len__" % (name, name, name)
+
+
 class FixedOutputBuffer:
 
 	"Fixed output buffer -- buffer size is a constant"
@@ -266,7 +303,7 @@ class StructureByValue:
 	def getargsCheck(self, name):
 		Output("if (%s__len__ != sizeof %s)", name, name)
 		IndentLevel()
-		Output('err_setstr(TypeError, "bad structure length");')
+		Output('PyErr_SetString(PyExc_TypeError, "bad structure length");')
 		DedentLevel()
 		Output("memcpy(&%s, %s__str__, %s__len__);",
 		       name, name, name)