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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
6import string
7
8# Declarations that change for each manager
9MODNAME = '_Launch'                             # The name of the module
10OBJECTNAME = 'UNUSED'                   # The basic name of the objects used here
11KIND = 'Record'                         # Usually 'Ptr' or 'Handle'
12
13# The following is *usually* unchanged but may still require tuning
14MODPREFIX = 'Launch'                    # The prefix for module-wide routines
15OBJECTTYPE = OBJECTNAME + KIND          # The C type used to represent them
16OBJECTPREFIX = MODPREFIX + 'Obj'        # The prefix for object methods
17INPUTFILE = string.lower(MODPREFIX) + 'gen.py' # The file generated by the scanner
18OUTPUTFILE = MODNAME + "module.c"       # The file generated by this program
19
20from macsupport import *
21
22# Create the type objects
23LSAcceptanceFlags = Type("LSAcceptanceFlags", "l")
24LSInitializeFlags = Type("LSInitializeFlags", "l")
25LSRequestedInfo = Type("LSRequestedInfo", "l")
26LSRolesMask = Type("LSRolesMask", "l")
27UniCharCount = Type("UniCharCount", "l")
28OptCFStringRef = OpaqueByValueType("CFStringRef", "OptCFStringRefObj")
29LSItemInfoRecord = OpaqueType("LSItemInfoRecord", "LSItemInfoRecord")
30
31includestuff = includestuff + """
32#if PY_VERSION_HEX < 0x02040000
33PyObject *PyMac_GetOSErrException(void);
34#endif
35
36#include <ApplicationServices/ApplicationServices.h>
37
38/*
39** Optional CFStringRef. None will pass NULL
40*/
41static int
42OptCFStringRefObj_Convert(PyObject *v, CFStringRef *spec)
43{
44        if (v == Py_None) {
45                *spec = NULL;
46                return 1;
47        }
48        return CFStringRefObj_Convert(v, spec);
49}
50
51PyObject *
52OptCFStringRefObj_New(CFStringRef it)
53{
54        if (it == NULL) {
55                Py_INCREF(Py_None);
56                return Py_None;
57        }
58        return CFStringRefObj_New(it);
59}
60
61/*
62** Convert LSItemInfoRecord to Python.
63*/
64PyObject *
65LSItemInfoRecord_New(LSItemInfoRecord *it)
66{
67        return Py_BuildValue("{s:is:O&s:O&s:O&s:O&s:i}",
68                "flags", it->flags,
69                "filetype", PyMac_BuildOSType, it->filetype,
70                "creator", PyMac_BuildOSType, it->creator,
71                "extension", OptCFStringRefObj_New, it->extension,
72                "iconFileName", OptCFStringRefObj_New, it->iconFileName,
73                "kindID", it->kindID);
74}
75"""
76
77# From here on it's basically all boiler plate...
78execfile(string.lower(MODPREFIX) + 'typetest.py')
79
80# Create the generator groups and link them
81module = MacModule(MODNAME, MODPREFIX, includestuff, finalstuff, initstuff)
82##object = MyObjectDefinition(OBJECTNAME, OBJECTPREFIX, OBJECTTYPE)
83##module.addobject(object)
84
85# Create the generator classes used to populate the lists
86Function = OSErrFunctionGenerator
87##Method = OSErrMethodGenerator
88
89# Create and populate the lists
90functions = []
91##methods = []
92execfile(INPUTFILE)
93
94# add the populated lists to the generator groups
95# (in a different wordl the scan program would generate this)
96for f in functions: module.add(f)
97##for f in methods: object.add(f)
98
99# generate output (open the output file as late as possible)
100SetOutputFileName(OUTPUTFILE)
101module.generate()
102