1 # This script generates a Python interface for an Apple Macintosh Manager. 2 # It uses the "bgen" package to generate C code. 3 # The function specifications are generated by scanning the mamager's header file, 4 # using the "scantools" package (customized for this particular manager). 5 6 import string 7 8 # Declarations that change for each manager 9 MACHEADERFILE = 'Fonts.h' # The Apple header file 10 MODNAME = '_Fm' # The name of the module 11 12 # The following is *usually* unchanged but may still require tuning 13 MODPREFIX = 'Fm' # The prefix for module-wide routines 14 INPUTFILE = string.lower(MODPREFIX) + 'gen.py' # The file generated by the scanner 15 OUTPUTFILE = MODNAME + "module.c" # The file generated by this program 16 17 from macsupport import * 18 19 # Create the type objects 20 21 class RevVarInputBufferType(VarInputBufferType): 22 def passInput(self, name): 23 return "%s__len__, %s__in__" % (name, name) 24 25 TextBuffer = RevVarInputBufferType() 26 27 28 includestuff = includestuff + """ 29 #include <Carbon/Carbon.h> 30 31 32 /* 33 ** Parse/generate ComponentDescriptor records 34 */ 35 static PyObject * 36 FMRec_New(FMetricRec *itself) 37 { 38 39 return Py_BuildValue("O&O&O&O&O&", 40 PyMac_BuildFixed, itself->ascent, 41 PyMac_BuildFixed, itself->descent, 42 PyMac_BuildFixed, itself->leading, 43 PyMac_BuildFixed, itself->widMax, 44 ResObj_New, itself->wTabHandle); 45 } 46 47 #if 0 48 /* Not needed... */ 49 static int 50 FMRec_Convert(PyObject *v, FMetricRec *p_itself) 51 { 52 return PyArg_ParseTuple(v, "O&O&O&O&O&", 53 PyMac_GetFixed, &itself->ascent, 54 PyMac_GetFixed, &itself->descent, 55 PyMac_GetFixed, &itself->leading, 56 PyMac_GetFixed, &itself->widMax, 57 ResObj_Convert, &itself->wTabHandle); 58 } 59 #endif 60 61 """ 62 63 FMetricRecPtr = OpaqueType('FMetricRec', 'FMRec') 64 65 # Create the generator groups and link them 66 module = MacModule(MODNAME, MODPREFIX, includestuff, finalstuff, initstuff) 67 68 # Create the generator classes used to populate the lists 69 Function = OSErrWeakLinkFunctionGenerator 70 71 # Create and populate the lists 72 functions = [] 73 execfile(INPUTFILE) 74 75 # add the populated lists to the generator groups 76 # (in a different wordl the scan program would generate this) 77 for f in functions: module.add(f) 78 79 # generate output (open the output file as late as possible) 80 SetOutputFileName(OUTPUTFILE) 81 module.generate() 82