1da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen# This script generates a Python interface for an Apple Macintosh Manager. 2da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen# It uses the "bgen" package to generate C code. 3da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen# The function specifications are generated by scanning the mamager's header file, 4da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen# using the "scantools" package (customized for this particular manager). 5da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen 6da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen# NOTE: the scrap include file is so bad that the bgen output has to be 7da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen# massaged by hand. 8da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen 9da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansenimport string 10da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen 11da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen# Declarations that change for each manager 12182b5aca27d376b08a2904bed42b751496f932f3Tim PetersMACHEADERFILE = 'Scrap.h' # The Apple header file 13182b5aca27d376b08a2904bed42b751496f932f3Tim PetersMODNAME = '_Scrap' # The name of the module 14182b5aca27d376b08a2904bed42b751496f932f3Tim PetersOBJECTNAME = 'Scrap' # The basic name of the objects used here 15da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen 16da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen# The following is *usually* unchanged but may still require tuning 17182b5aca27d376b08a2904bed42b751496f932f3Tim PetersMODPREFIX = 'Scrap' # The prefix for module-wide routines 18182b5aca27d376b08a2904bed42b751496f932f3Tim PetersOBJECTTYPE = OBJECTNAME + 'Ref' # The C type used to represent them 19182b5aca27d376b08a2904bed42b751496f932f3Tim PetersOBJECTPREFIX = MODPREFIX + 'Obj' # The prefix for object methods 20da6a9719940925c3a6173434d7aa55b9a69c3b4dJack JansenINPUTFILE = string.lower(MODPREFIX) + 'gen.py' # The file generated by the scanner 21182b5aca27d376b08a2904bed42b751496f932f3Tim PetersOUTPUTFILE = '@' + MODNAME + "module.c" # The file generated by this program 22da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen 23da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansenfrom macsupport import * 24da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen 25da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen# Create the type objects 26420ed40344768adac305a6ff76baced021d6fffdJack JansenScrapRef = OpaqueByValueType(OBJECTTYPE, OBJECTPREFIX) 27da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen 28da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansenincludestuff = includestuff + """ 29fa77e1a1b1ec479600a0f3a1dbc3faf28140d31fJack Jansen#include <Carbon/Carbon.h> 30da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen 31da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen/* 32da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen** Generate ScrapInfo records 33da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen*/ 347b3cc1f9c3313aee0865909c256670df1a32439eJack Jansenstatic PyObject * 357b3cc1f9c3313aee0865909c256670df1a32439eJack JansenSCRRec_New(itself) 36182b5aca27d376b08a2904bed42b751496f932f3Tim Peters ScrapStuff *itself; 37da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen{ 38da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen 39182b5aca27d376b08a2904bed42b751496f932f3Tim Peters return Py_BuildValue("lO&hhO&", itself->scrapSize, 40182b5aca27d376b08a2904bed42b751496f932f3Tim Peters ResObj_New, itself->scrapHandle, itself->scrapCount, itself->scrapState, 41182b5aca27d376b08a2904bed42b751496f932f3Tim Peters PyMac_BuildStr255, itself->scrapName); 42da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen} 43da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen""" 44da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen 457b3cc1f9c3313aee0865909c256670df1a32439eJack JansenScrapStuffPtr = OpaqueByValueType('ScrapStuffPtr', 'SCRRec') 467b3cc1f9c3313aee0865909c256670df1a32439eJack JansenScrapFlavorType = OSTypeType('ScrapFlavorType') 47420ed40344768adac305a6ff76baced021d6fffdJack JansenScrapFlavorFlags = Type('ScrapFlavorFlags', 'l') 48420ed40344768adac305a6ff76baced021d6fffdJack Jansen#ScrapFlavorInfo = OpaqueType('ScrapFlavorInfo', 'ScrapFlavorInfo') 49da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansenputscrapbuffer = FixedInputBufferType('void *') 50da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen 5196cebde909bbb8034af576d8f31f465bbad90374Jack Jansenclass MyObjectDefinition(PEP253Mixin, GlobalObjectDefinition): 52182b5aca27d376b08a2904bed42b751496f932f3Tim Peters pass 53420ed40344768adac305a6ff76baced021d6fffdJack Jansen 54da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen# Create the generator groups and link them 55da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansenmodule = MacModule(MODNAME, MODPREFIX, includestuff, finalstuff, initstuff) 56420ed40344768adac305a6ff76baced021d6fffdJack Jansenobject = MyObjectDefinition(OBJECTNAME, OBJECTPREFIX, OBJECTTYPE) 57420ed40344768adac305a6ff76baced021d6fffdJack Jansenmodule.addobject(object) 58da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen 59da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen# Create the generator classes used to populate the lists 60da6a9719940925c3a6173434d7aa55b9a69c3b4dJack JansenFunction = OSErrFunctionGenerator 61420ed40344768adac305a6ff76baced021d6fffdJack JansenMethod = OSErrMethodGenerator 62da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen 63da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen# Create and populate the lists 64da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansenfunctions = [] 65420ed40344768adac305a6ff76baced021d6fffdJack Jansenmethods = [] 66da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansenexecfile(INPUTFILE) 67da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen 68da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen# add the populated lists to the generator groups 69da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen# (in a different wordl the scan program would generate this) 70da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansenfor f in functions: module.add(f) 71420ed40344768adac305a6ff76baced021d6fffdJack Jansenfor f in methods: object.add(f) 72da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen 73da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansen# generate output (open the output file as late as possible) 74da6a9719940925c3a6173434d7aa55b9a69c3b4dJack JansenSetOutputFileName(OUTPUTFILE) 75da6a9719940925c3a6173434d7aa55b9a69c3b4dJack Jansenmodule.generate() 76