| # This script generates a Python interface for an Apple Macintosh Manager. |
| # It uses the "bgen" package to generate C code. |
| # The function specifications are generated by scanning the mamager's header file, |
| # using the "scantools" package (customized for this particular manager). |
| |
| import string |
| |
| # Declarations that change for each manager |
| MACHEADERFILE = 'Aliases.h' # The Apple header file |
| MODNAME = '_Alias' # The name of the module |
| |
| # The following is *usually* unchanged but may still require tuning |
| MODPREFIX = 'Alias' # The prefix for module-wide routines |
| INPUTFILE = string.lower(MODPREFIX) + 'gen.py' # The file generated by the scanner |
| OUTPUTFILE = MODNAME + "module.c" # The file generated by this program |
| |
| from macsupport import * |
| |
| |
| # Create the type objects |
| |
| class VarReverseInputBufferType(ReverseInputBufferMixin, VarInputBufferType): |
| pass |
| |
| FullPathName = VarReverseInputBufferType() |
| |
| AliasHandle = OpaqueByValueType("AliasHandle", "AliasObj") |
| AliasInfoType = Type("AliasInfoType", "h") |
| ConstStr31Param = OpaqueArrayType("Str31", "PyMac_BuildStr255", "PyMac_GetStr255") |
| ConstStr32Param = OpaqueArrayType("Str32", "PyMac_BuildStr255", "PyMac_GetStr255") |
| #FSSpecArrayPtr |
| #Ptr |
| Str63 = OpaqueArrayType("Str63", "PyMac_BuildStr255", "PyMac_GetStr255") |
| #void_ptr |
| # class UniCharCountBuffer(InputOnlyType): |
| # pass |
| # |
| # #CatPositionRec |
| # ConstStr63Param = OpaqueArrayType("Str63", "PyMac_BuildStr255", "PyMac_GetStr255") |
| # FInfo = OpaqueByValueStructType("FInfo", "PyMac_BuildFInfo", "PyMac_GetFInfo") |
| # FInfo_ptr = OpaqueType("FInfo", "PyMac_BuildFInfo", "PyMac_GetFInfo") |
| # FNMessage = Type("FNMessage", "l") |
| # FSAllocationFlags = Type("FSAllocationFlags", "H") |
| # #FSCatalogInfo |
| # FSCatalogInfoBitmap = Type("FSCatalogInfoBitmap", "l") |
| # #FSForkInfo |
| # #FSIterator |
| # FSIteratorFlags = Type("FSIteratorFlags", "l") |
| # #FSVolumeInfo |
| # FSVolumeRefNum = Type("FSVolumeRefNum", "h") |
| # HFSUniStr255 = OpaqueType("HFSUniStr255", "PyMac_BuildHFSUniStr255", "PyMac_GetHFSUniStr255") |
| # SInt64 = Type("SInt64", "L") |
| # UInt64 = Type("UInt64", "L") |
| # #UInt8_ptr |
| # #UniCharCount |
| # #char_ptr |
| # #void_ptr |
| |
| |
| includestuff = includestuff + """ |
| #ifdef WITHOUT_FRAMEWORKS |
| #include <Files.h> |
| #else |
| #include <Carbon/Carbon.h> |
| #endif |
| """ |
| |
| execfile(string.lower(MODPREFIX) + 'typetest.py') |
| |
| # From here on it's basically all boiler plate... |
| |
| # Create the generator groups and link them |
| module = MacModule(MODNAME, MODPREFIX, includestuff, finalstuff, initstuff) |
| |
| class AliasDefinition(GlobalObjectDefinition): |
| |
| def outputCheckNewArg(self): |
| Output("if (itself == NULL) return PyMac_Error(resNotFound);") |
| |
| def outputStructMembers(self): |
| GlobalObjectDefinition.outputStructMembers(self) |
| Output("void (*ob_freeit)(%s ptr);", self.itselftype) |
| |
| def outputInitStructMembers(self): |
| GlobalObjectDefinition.outputInitStructMembers(self) |
| Output("it->ob_freeit = NULL;") |
| |
| def outputCleanupStructMembers(self): |
| Output("if (self->ob_freeit && self->ob_itself)") |
| OutLbrace() |
| Output("self->ob_freeit(self->ob_itself);") |
| OutRbrace() |
| Output("self->ob_itself = NULL;") |
| |
| |
| aliasobject = AliasDefinition('Alias', 'AliasObj', 'AliasHandle') |
| module.addobject(aliasobject) |
| # Create the generator classes used to populate the lists |
| Function = OSErrFunctionGenerator |
| Method = OSErrMethodGenerator |
| |
| # Create and populate the lists |
| functions = [] |
| methods = [] |
| execfile(INPUTFILE) |
| |
| # Manual generators: |
| |
| # add the populated lists to the generator groups |
| # (in a different wordl the scan program would generate this) |
| for f in methods: aliasobject.add(f) |
| for f in functions: module.add(f) |
| |
| # generate output (open the output file as late as possible) |
| SetOutputFileName(OUTPUTFILE) |
| module.generate() |
| |