320 lines
12 KiB
Python
320 lines
12 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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#error missing SetActionFilter
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import string
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# Declarations that change for each manager
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MODNAME = 'CF' # The name of the module
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# The following is *usually* unchanged but may still require tuning
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MODPREFIX = MODNAME # 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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includestuff = includestuff + """
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#ifdef WITHOUT_FRAMEWORKS
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#include <CoreFoundation.h>
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#else
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#include <CoreFoundation.h>
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#endif
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/* For now we declare them forward here. They'll go to mactoolbox later */
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extern PyObject *CFTypeRefObj_New(CFTypeRef);
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extern int CFTypeRefObj_Convert(PyObject *, CFTypeRef *);
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extern PyObject *CFStringRefObj_New(CFStringRef);
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extern int CFStringRefObj_Convert(PyObject *, CFStringRef *);
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// ADD declarations
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#ifdef NOTYET_USE_TOOLBOX_OBJECT_GLUE
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//extern PyObject *_CFTypeRefObj_New(CFTypeRef);
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//extern int _CFTypeRefObj_Convert(PyObject *, CFTypeRef *);
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//#define CFTypeRefObj_New _CFTypeRefObj_New
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//#define CFTypeRefObj_Convert _CFTypeRefObj_Convert
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#endif
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/*
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** Parse/generate RGB records
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*/
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PyObject *CFRange_New(CFRange *itself)
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{
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return Py_BuildValue("ll", (long)itself->location, (long)itself->length);
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}
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CFRange_Convert(PyObject *v, CFRange *p_itself)
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{
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long location, length;
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if( !PyArg_ParseTuple(v, "ll", &location, &length) )
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return 0;
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p_itself->location = (CFIndex)location;
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p_itself->length = (CFIndex)length;
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return 1;
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}
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"""
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initstuff = initstuff + """
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// PyMac_INIT_TOOLBOX_OBJECT_NEW(Track, TrackObj_New);
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// PyMac_INIT_TOOLBOX_OBJECT_CONVERT(Track, TrackObj_Convert);
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"""
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Boolean = Type("Boolean", "l")
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CFTypeID = Type("CFTypeID", "l") # XXXX a guess, seems better than OSTypeType.
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CFHashCode = Type("CFHashCode", "l")
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CFIndex = Type("CFIndex", "l")
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CFRange = OpaqueByValueType('CFRange', 'CFRange')
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CFOptionFlags = Type("CFOptionFlags", "l")
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CFStringEncoding = Type("CFStringEncoding", "l")
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CFComparisonResult = Type("CFComparisonResult", "l") # a bit dangerous...
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char_ptr = stringptr
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return_stringptr = Type("char *", "s") # ONLY FOR RETURN VALUES!!
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CFAllocatorRef = FakeType("(CFAllocatorRef)NULL")
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CFArrayCallBacks_ptr = FakeType("&kCFTypeArrayCallBacks")
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CFDictionaryKeyCallBacks_ptr = FakeType("&kCFTypeDictionaryKeyCallBacks")
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CFDictionaryValueCallBacks_ptr = FakeType("&kCFTypeDictionaryValueCallBacks")
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# The real objects
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CFTypeRef = OpaqueByValueType("CFTypeRef", "CFTypeRefObj")
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CFArrayRef = OpaqueByValueType("CFArrayRef", "CFArrayRefObj")
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CFMutableArrayRef = OpaqueByValueType("CFMutableArrayRef", "CFMutableArrayRefObj")
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CFArrayRef = OpaqueByValueType("CFArrayRef", "CFArrayRefObj")
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CFMutableArrayRef = OpaqueByValueType("CFMutableArrayRef", "CFMutableArrayRefObj")
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CFDataRef = OpaqueByValueType("CFDataRef", "CFDataRefObj")
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CFMutableDataRef = OpaqueByValueType("CFMutableDataRef", "CFMutableDataRefObj")
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CFDictionaryRef = OpaqueByValueType("CFDictionaryRef", "CFDictionaryRefObj")
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CFMutableDictionaryRef = OpaqueByValueType("CFMutableDictionaryRef", "CFMutableDictionaryRefObj")
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CFStringRef = OpaqueByValueType("CFStringRef", "CFStringRefObj")
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CFMutableStringRef = OpaqueByValueType("CFMutableStringRef", "CFMutableStringRefObj")
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# ADD object type here
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# Our (opaque) objects
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class MyGlobalObjectDefinition(GlobalObjectDefinition):
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def outputCheckNewArg(self):
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Output("if (itself == NULL) return PyMac_Error(resNotFound);")
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Output("CFRetain(itself);")
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def outputStructMembers(self):
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GlobalObjectDefinition.outputStructMembers(self)
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Output("void (*ob_freeit)(CFTypeRef ptr);")
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def outputInitStructMembers(self):
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GlobalObjectDefinition.outputInitStructMembers(self)
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## Output("it->ob_freeit = NULL;")
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Output("it->ob_freeit = CFRelease;")
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def outputCheckConvertArg(self):
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Out("""
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if (v == Py_None) { *p_itself = NULL; return 1; }
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/* Check for other CF objects here */
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""")
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def outputCleanupStructMembers(self):
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Output("if (self->ob_freeit && self->ob_itself)")
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OutLbrace()
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Output("self->ob_freeit((CFTypeRef)self->ob_itself);")
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OutRbrace()
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def outputCompare(self):
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Output()
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Output("static int %s_compare(%s *self, %s *other)", self.prefix, self.objecttype, self.objecttype)
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OutLbrace()
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Output("/* XXXX Or should we use CFEqual?? */")
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Output("if ( self->ob_itself > other->ob_itself ) return 1;")
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Output("if ( self->ob_itself < other->ob_itself ) return -1;")
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Output("return 0;")
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OutRbrace()
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def outputHash(self):
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Output()
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Output("static int %s_hash(%s *self)", self.prefix, self.objecttype)
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OutLbrace()
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Output("/* XXXX Or should we use CFHash?? */")
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Output("return (int)self->ob_itself;")
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OutRbrace()
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def outputRepr(self):
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Output()
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Output("static PyObject * %s_repr(%s *self)", self.prefix, self.objecttype)
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OutLbrace()
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Output("char buf[100];")
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Output("""sprintf(buf, "<CFTypeRef type-%%d object at 0x%%08.8x for 0x%%08.8x>", CFGetTypeID(self->ob_itself), self, self->ob_itself);""")
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Output("return PyString_FromString(buf);")
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OutRbrace()
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class CFTypeRefObjectDefinition(MyGlobalObjectDefinition):
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pass
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class CFArrayRefObjectDefinition(MyGlobalObjectDefinition):
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basechain = "&CFTypeRefObj_chain"
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def outputRepr(self):
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Output()
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Output("static PyObject * %s_repr(%s *self)", self.prefix, self.objecttype)
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OutLbrace()
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Output("char buf[100];")
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Output("""sprintf(buf, "<CFArrayRef object at 0x%%08.8x for 0x%%08.8x>", CFGetTypeID(self->ob_itself), self, self->ob_itself);""")
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Output("return PyString_FromString(buf);")
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OutRbrace()
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class CFMutableArrayRefObjectDefinition(MyGlobalObjectDefinition):
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basechain = "&CFArrayRefObj_chain"
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def outputRepr(self):
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Output()
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Output("static PyObject * %s_repr(%s *self)", self.prefix, self.objecttype)
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OutLbrace()
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Output("char buf[100];")
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Output("""sprintf(buf, "<CFMutableArrayRef object at 0x%%08.8x for 0x%%08.8x>", CFGetTypeID(self->ob_itself), self, self->ob_itself);""")
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Output("return PyString_FromString(buf);")
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OutRbrace()
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class CFDictionaryRefObjectDefinition(MyGlobalObjectDefinition):
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basechain = "&CFTypeRefObj_chain"
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def outputRepr(self):
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Output()
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Output("static PyObject * %s_repr(%s *self)", self.prefix, self.objecttype)
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OutLbrace()
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Output("char buf[100];")
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Output("""sprintf(buf, "<CFDictionaryRef object at 0x%%08.8x for 0x%%08.8x>", CFGetTypeID(self->ob_itself), self, self->ob_itself);""")
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Output("return PyString_FromString(buf);")
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OutRbrace()
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class CFMutableDictionaryRefObjectDefinition(MyGlobalObjectDefinition):
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basechain = "&CFDictionaryRefObj_chain"
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def outputRepr(self):
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Output()
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Output("static PyObject * %s_repr(%s *self)", self.prefix, self.objecttype)
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OutLbrace()
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Output("char buf[100];")
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Output("""sprintf(buf, "<CFMutableDictionaryRef object at 0x%%08.8x for 0x%%08.8x>", CFGetTypeID(self->ob_itself), self, self->ob_itself);""")
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Output("return PyString_FromString(buf);")
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OutRbrace()
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class CFDataRefObjectDefinition(MyGlobalObjectDefinition):
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basechain = "&CFTypeRefObj_chain"
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def outputRepr(self):
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Output()
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Output("static PyObject * %s_repr(%s *self)", self.prefix, self.objecttype)
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OutLbrace()
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Output("char buf[100];")
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Output("""sprintf(buf, "<CFDataRef object at 0x%%08.8x for 0x%%08.8x>", CFGetTypeID(self->ob_itself), self, self->ob_itself);""")
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Output("return PyString_FromString(buf);")
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OutRbrace()
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class CFMutableDataRefObjectDefinition(MyGlobalObjectDefinition):
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basechain = "&CFDataRefObj_chain"
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def outputRepr(self):
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Output()
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Output("static PyObject * %s_repr(%s *self)", self.prefix, self.objecttype)
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OutLbrace()
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Output("char buf[100];")
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Output("""sprintf(buf, "<CFMutableDataRef object at 0x%%08.8x for 0x%%08.8x>", CFGetTypeID(self->ob_itself), self, self->ob_itself);""")
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Output("return PyString_FromString(buf);")
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OutRbrace()
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class CFStringRefObjectDefinition(MyGlobalObjectDefinition):
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basechain = "&CFTypeRefObj_chain"
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def outputRepr(self):
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Output()
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Output("static PyObject * %s_repr(%s *self)", self.prefix, self.objecttype)
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OutLbrace()
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Output("char buf[100];")
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Output("""sprintf(buf, "<CFStringRef object at 0x%%08.8x for 0x%%08.8x>", CFGetTypeID(self->ob_itself), self, self->ob_itself);""")
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Output("return PyString_FromString(buf);")
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OutRbrace()
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class CFMutableStringRefObjectDefinition(CFStringRefObjectDefinition):
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basechain = "&CFStringRefObj_chain"
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def outputRepr(self):
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Output()
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Output("static PyObject * %s_repr(%s *self)", self.prefix, self.objecttype)
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OutLbrace()
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Output("char buf[100];")
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Output("""sprintf(buf, "<CFMutableStringRef object at 0x%%08.8x for 0x%%08.8x>", CFGetTypeID(self->ob_itself), self, self->ob_itself);""")
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Output("return PyString_FromString(buf);")
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OutRbrace()
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# ADD object class here
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# From here on it's basically all boiler plate...
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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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CFTypeRef_object = CFTypeRefObjectDefinition('CFTypeRef', 'CFTypeRefObj', 'CFTypeRef')
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CFArrayRef_object = CFTypeRefObjectDefinition('CFArrayRef', 'CFArrayRefObj', 'CFArrayRef')
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CFMutableArrayRef_object = CFTypeRefObjectDefinition('CFMutableArrayRef', 'CFMutableArrayRefObj', 'CFMutableArrayRef')
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CFDictionaryRef_object = CFTypeRefObjectDefinition('CFDictionaryRef', 'CFDictionaryRefObj', 'CFDictionaryRef')
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CFMutableDictionaryRef_object = CFTypeRefObjectDefinition('CFMutableDictionaryRef', 'CFMutableDictionaryRefObj', 'CFMutableDictionaryRef')
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CFDataRef_object = CFTypeRefObjectDefinition('CFDataRef', 'CFDataRefObj', 'CFDataRef')
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CFMutableDataRef_object = CFTypeRefObjectDefinition('CFMutableDataRef', 'CFMutableDataRefObj', 'CFMutableDataRef')
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CFStringRef_object = CFTypeRefObjectDefinition('CFStringRef', 'CFStringRefObj', 'CFStringRef')
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CFMutableStringRef_object = CFTypeRefObjectDefinition('CFMutableStringRef', 'CFMutableStringRefObj', 'CFMutableStringRef')
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# ADD object here
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module.addobject(CFTypeRef_object)
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module.addobject(CFArrayRef_object)
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module.addobject(CFMutableArrayRef_object)
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module.addobject(CFDictionaryRef_object)
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module.addobject(CFMutableDictionaryRef_object)
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module.addobject(CFDataRef_object)
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module.addobject(CFMutableDataRef_object)
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module.addobject(CFStringRef_object)
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module.addobject(CFMutableStringRef_object)
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# ADD addobject call here
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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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CFTypeRef_methods = []
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CFArrayRef_methods = []
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CFMutableArrayRef_methods = []
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CFDictionaryRef_methods = []
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CFMutableDictionaryRef_methods = []
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CFDataRef_methods = []
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CFMutableDataRef_methods = []
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CFStringRef_methods = []
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CFMutableStringRef_methods = []
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# ADD _methods initializer here
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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 CFTypeRef_methods: CFTypeRef_object.add(f)
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for f in CFArrayRef_methods: CFArrayRef_object.add(f)
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for f in CFMutableArrayRef_methods: CFMutableArrayRef_object.add(f)
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for f in CFDictionaryRef_methods: CFDictionaryRef_object.add(f)
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for f in CFMutableDictionaryRef_methods: CFMutableDictionaryRef_object.add(f)
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for f in CFDataRef_methods: CFDataRef_object.add(f)
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for f in CFMutableDataRef_methods: CFMutableDataRef_object.add(f)
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for f in CFStringRef_methods: CFStringRef_object.add(f)
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for f in CFMutableStringRef_methods: CFMutableStringRef_object.add(f)
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# ADD add forloop here
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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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