Committed a more or less working version.

Mac/Modules/res/ressupport.py

@@ -0,0 +1,77 @@
+# This script will generate the Resources interface for Python.
+# It uses the "bgen" package to generate C code.
+# It execs the file resgen.py which contain the function definitions
+# (resgen.py was generated by resscan.py, scanning the <Resources.h> header file).
+
+from macsupport import *
+
+
+class ResMixIn:
+
+	def checkit(self):
+		OutLbrace()
+		Output("OSErr _err = ResError();")
+		Output("if (_err != noErr) return PyMac_Error(_err);")
+		OutRbrace()
+		FunctionGenerator.checkit(self) # XXX
+
+class ResFunction(ResMixIn, FunctionGenerator): pass
+class ResMethod(ResMixIn, MethodGenerator): pass
+
+# includestuff etc. are imported from macsupport
+
+includestuff = includestuff + """
+#include <Resources.h>
+
+#define resNotFound -192 /* Can't include <Errors.h> because of Python's "errors.h" */
+"""
+
+finalstuff = finalstuff + """
+"""
+
+initstuff = initstuff + """
+"""
+
+module = MacModule('Res', 'Res', includestuff, finalstuff, initstuff)
+
+getattrHookCode = """
+if (strcmp(name, "size") == 0)
+	return PyInt_FromLong(GetHandleSize(self->ob_itself));
+if (strcmp(name, "data") == 0) {
+	PyObject *res;
+	char state;
+	state = HGetState(self->ob_itself);
+	HLock(self->ob_itself);
+	res = PyString_FromStringAndSize(
+		*self->ob_itself,
+		GetHandleSize(self->ob_itself));
+	HUnlock(self->ob_itself);
+	HSetState(self->ob_itself, state);
+	return res;
+}
+if (strcmp(name, "__members__") == 0)
+	return Py_BuildValue("[ss]", "data", "size");
+"""
+
+class ResDefiniton(GlobalObjectDefinition):
+
+	def outputCheckNewArg(self):
+		Output("if (itself == NULL) return PyMac_Error(resNotFound);")
+
+	def outputGetattrHook(self):
+		Output(getattrHookCode)
+
+
+resobject = ResDefiniton('Resource', 'ResObj', 'Handle')
+module.addobject(resobject)
+
+functions = []
+resmethods = []
+
+execfile('resgen.py')
+
+for f in functions: module.add(f)
+for f in resmethods: resobject.add(f)
+
+SetOutputFileName('Resmodule.c')
+module.generate()