source: python/trunk/Mac/Modules/cm/cmscan.py

# Scan an Apple header file, generating a Python file of generator calls.

import sys
from bgenlocations import TOOLBOXDIR, BGENDIR
sys.path.append(BGENDIR)
from scantools import Scanner

LONG = "Components"
SHORT = "cm"

def main():
    input = "Components.h"
    output = SHORT + "gen.py"
    defsoutput = TOOLBOXDIR + LONG + ".py"
    scanner = MyScanner(input, output, defsoutput)
    scanner.scan()
    scanner.close()
    print "=== Testing definitions output code ==="
    execfile(defsoutput, {}, {})
    print "=== Done scanning and generating, now importing the generated code... ==="
    exec "import " + SHORT + "support"
    print "=== Done.  It's up to you to compile it now! ==="

class MyScanner(Scanner):

    def destination(self, type, name, arglist):
        classname = "Function"
        listname = "functions"
        if arglist:
            t, n, m = arglist[0]
            #
            # FindNextComponent is a special case, since it call also be called
            # with None as the argument. Hence, we make it a function
            #
            if t == "Component" and m == "InMode" and name != "FindNextComponent":
                classname = "Method"
                listname = "c_methods"
            elif t == "ComponentInstance" and m == "InMode":
                classname = "Method"
                listname = "ci_methods"
        return classname, listname

    def writeinitialdefs(self):
        self.defsfile.write("def FOUR_CHAR_CODE(x): return x\n")

    def makeblacklistnames(self):
        return [
                "OpenADefaultComponent",
                "GetComponentTypeModSeed",
                "OpenAComponentResFile",
                "CallComponentUnregister",
                "CallComponentTarget",
                "CallComponentRegister",
                "CallComponentVersion",
                "CallComponentCanDo",
                "CallComponentClose",
                "CallComponentOpen",
                "OpenAComponent",
                "GetComponentPublicResource", # Missing in CW Pro 6
                "CallComponentGetPublicResource", # Missing in CW Pro 6
                'SetComponentInstanceA5',
                'GetComponentInstanceA5',
                ]

    def makeblacklisttypes(self):
        return [
                "ResourceSpec",
                "ComponentResource",
                "ComponentPlatformInfo",
                "ComponentResourceExtension",
                "ComponentPlatformInfoArray",
                "ExtComponentResource",
                "ComponentParameters",

                "ComponentRoutineUPP",
                "ComponentMPWorkFunctionUPP",
                "ComponentFunctionUPP",
                "GetMissingComponentResourceUPP",
                ]

    def makerepairinstructions(self):
        return [
                ([('ComponentDescription', 'looking', 'OutMode')],
                 [('ComponentDescription', '*', 'InMode')]),
                ]

if __name__ == "__main__":
    main()