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86 lines
2.2 KiB
Python
86 lines
2.2 KiB
Python
# This script generates a Python interface for an Apple Macintosh Manager.
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# It uses the "bgen" package to generate C code.
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# The function specifications are generated by scanning the mamager's header file,
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# using the "scantools" package (customized for this particular manager).
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import string
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# Declarations that change for each manager
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MACHEADERFILE = 'Fonts.h' # The Apple header file
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MODNAME = '_Fm' # The name of the module
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# The following is *usually* unchanged but may still require tuning
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MODPREFIX = 'Fm' # The prefix for module-wide routines
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INPUTFILE = string.lower(MODPREFIX) + 'gen.py' # The file generated by the scanner
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OUTPUTFILE = MODNAME + "module.c" # The file generated by this program
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from macsupport import *
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# Create the type objects
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class RevVarInputBufferType(VarInputBufferType):
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def passInput(self, name):
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return "%s__len__, %s__in__" % (name, name)
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TextBuffer = RevVarInputBufferType()
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includestuff = includestuff + """
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#ifdef WITHOUT_FRAMEWORKS
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#include <Fonts.h>
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#else
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#include <Carbon/Carbon.h>
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#endif
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/*
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** Parse/generate ComponentDescriptor records
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*/
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static PyObject *
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FMRec_New(FMetricRec *itself)
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{
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return Py_BuildValue("O&O&O&O&O&",
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PyMac_BuildFixed, itself->ascent,
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PyMac_BuildFixed, itself->descent,
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PyMac_BuildFixed, itself->leading,
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PyMac_BuildFixed, itself->widMax,
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ResObj_New, itself->wTabHandle);
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}
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#if 0
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/* Not needed... */
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static int
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FMRec_Convert(PyObject *v, FMetricRec *p_itself)
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{
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return PyArg_ParseTuple(v, "O&O&O&O&O&",
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PyMac_GetFixed, &itself->ascent,
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PyMac_GetFixed, &itself->descent,
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PyMac_GetFixed, &itself->leading,
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PyMac_GetFixed, &itself->widMax,
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ResObj_Convert, &itself->wTabHandle);
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}
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#endif
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"""
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FMetricRecPtr = OpaqueType('FMetricRec', 'FMRec')
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# Create the generator groups and link them
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module = MacModule(MODNAME, MODPREFIX, includestuff, finalstuff, initstuff)
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# Create the generator classes used to populate the lists
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Function = OSErrWeakLinkFunctionGenerator
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# Create and populate the lists
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functions = []
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execfile(INPUTFILE)
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# add the populated lists to the generator groups
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# (in a different wordl the scan program would generate this)
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for f in functions: module.add(f)
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# generate output (open the output file as late as possible)
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SetOutputFileName(OUTPUTFILE)
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module.generate()
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