102 lines
3.3 KiB
Python
102 lines
3.3 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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MODNAME = '_Launch' # The name of the module
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OBJECTNAME = 'UNUSED' # The basic name of the objects used here
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KIND = 'Record' # Usually 'Ptr' or 'Handle'
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# The following is *usually* unchanged but may still require tuning
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MODPREFIX = 'Launch' # The prefix for module-wide routines
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OBJECTTYPE = OBJECTNAME + KIND # The C type used to represent them
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OBJECTPREFIX = MODPREFIX + 'Obj' # The prefix for object methods
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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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LSAcceptanceFlags = Type("LSAcceptanceFlags", "l")
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LSInitializeFlags = Type("LSInitializeFlags", "l")
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LSRequestedInfo = Type("LSRequestedInfo", "l")
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LSRolesMask = Type("LSRolesMask", "l")
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UniCharCount = Type("UniCharCount", "l")
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OptCFStringRef = OpaqueByValueType("CFStringRef", "OptCFStringRefObj")
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LSItemInfoRecord = OpaqueType("LSItemInfoRecord", "LSItemInfoRecord")
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includestuff = includestuff + """
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#if PY_VERSION_HEX < 0x02040000
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PyObject *PyMac_GetOSErrException(void);
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#endif
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#include <ApplicationServices/ApplicationServices.h>
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/*
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** Optional CFStringRef. None will pass NULL
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*/
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static int
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OptCFStringRefObj_Convert(PyObject *v, CFStringRef *spec)
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{
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if (v == Py_None) {
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*spec = NULL;
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return 1;
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}
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return CFStringRefObj_Convert(v, spec);
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}
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PyObject *
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OptCFStringRefObj_New(CFStringRef it)
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{
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if (it == NULL) {
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Py_INCREF(Py_None);
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return Py_None;
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}
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return CFStringRefObj_New(it);
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}
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/*
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** Convert LSItemInfoRecord to Python.
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*/
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PyObject *
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LSItemInfoRecord_New(LSItemInfoRecord *it)
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{
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return Py_BuildValue("{s:is:O&s:O&s:O&s:O&s:i}",
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"flags", it->flags,
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"filetype", PyMac_BuildOSType, it->filetype,
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"creator", PyMac_BuildOSType, it->creator,
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"extension", OptCFStringRefObj_New, it->extension,
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"iconFileName", OptCFStringRefObj_New, it->iconFileName,
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"kindID", it->kindID);
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}
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"""
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# From here on it's basically all boiler plate...
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execfile(string.lower(MODPREFIX) + 'typetest.py')
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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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##object = MyObjectDefinition(OBJECTNAME, OBJECTPREFIX, OBJECTTYPE)
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##module.addobject(object)
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# Create the generator classes used to populate the lists
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Function = OSErrFunctionGenerator
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##Method = OSErrMethodGenerator
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# Create and populate the lists
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functions = []
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##methods = []
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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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##for f in methods: object.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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