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-rw-r--r--lib/kross/python/cxx/cxx_extensions.cpp1287
1 files changed, 1287 insertions, 0 deletions
diff --git a/lib/kross/python/cxx/cxx_extensions.cpp b/lib/kross/python/cxx/cxx_extensions.cpp
new file mode 100644
index 000000000..6bbe12785
--- /dev/null
+++ b/lib/kross/python/cxx/cxx_extensions.cpp
@@ -0,0 +1,1287 @@
+#include "Extensions.h"
+#include "Exception.h"
+
+#include <assert.h>
+
+namespace Py
+{
+
+//================================================================================
+//
+// Implementation of MethodTable
+//
+//================================================================================
+
+PyMethodDef MethodTable::method( const char* method_name, PyCFunction f, int flags, const char* doc )
+ {
+ PyMethodDef m;
+ m.ml_name = const_cast<char*>( method_name );
+ m.ml_meth = f;
+ m.ml_flags = flags;
+ m.ml_doc = const_cast<char*>( doc );
+ return m;
+ }
+
+MethodTable::MethodTable()
+ {
+ t.push_back( method( 0, 0, 0, 0 ) );
+ mt = 0;
+ }
+
+MethodTable::~MethodTable()
+ {
+ delete [] mt;
+ }
+
+void MethodTable::add( const char* method_name, PyCFunction f, const char* doc, int flag )
+ {
+ if( !mt )
+ {
+ t.insert( t.end()-1, method( method_name, f, flag, doc ) );
+ }
+ else
+ {
+ throw RuntimeError( "Too late to add a module method!" );
+ }
+ }
+
+PyMethodDef* MethodTable::table()
+ {
+ if( !mt )
+ {
+ int t1size = t.size();
+ mt = new PyMethodDef[t1size];
+ int j = 0;
+ for( std::vector<PyMethodDef>::iterator i = t.begin(); i != t.end(); i++ )
+ {
+ mt[j++] = *i;
+ }
+ }
+ return mt;
+ }
+
+//================================================================================
+//
+// Implementation of ExtensionModule
+//
+//================================================================================
+ExtensionModuleBase::ExtensionModuleBase( const char *name )
+ : module_name( name )
+ , full_module_name( __Py_PackageContext() != NULL ? std::string( __Py_PackageContext() ) : module_name )
+ , method_table()
+ {}
+
+ExtensionModuleBase::~ExtensionModuleBase()
+ {}
+
+const std::string &ExtensionModuleBase::name() const
+ {
+ return module_name;
+ }
+
+const std::string &ExtensionModuleBase::fullName() const
+ {
+ return full_module_name;
+ }
+
+class ExtensionModuleBasePtr : public PythonExtension<ExtensionModuleBasePtr>
+ {
+public:
+ ExtensionModuleBasePtr( ExtensionModuleBase *_module )
+ : module( _module )
+ {}
+ virtual ~ExtensionModuleBasePtr()
+ {}
+
+ ExtensionModuleBase *module;
+ };
+
+
+void ExtensionModuleBase::initialize( const char *module_doc )
+ {
+ PyObject *module_ptr = new ExtensionModuleBasePtr( this );
+
+ Py_InitModule4
+ (
+ const_cast<char *>( module_name.c_str() ), // name
+ method_table.table(), // methods
+ const_cast<char *>( module_doc ), // docs
+ module_ptr, // pass to functions as "self"
+ PYTHON_API_VERSION // API version
+ );
+ }
+
+Py::Module ExtensionModuleBase::module(void) const
+ {
+ return Module( full_module_name );
+ }
+
+Py::Dict ExtensionModuleBase::moduleDictionary(void) const
+ {
+ return module().getDict();
+ }
+
+//--------------------------------------------------------------------------------
+
+//================================================================================
+//
+// Implementation of PythonType
+//
+//================================================================================
+
+extern "C"
+ {
+ static void standard_dealloc(PyObject* p);
+ //
+ // All the following functions redirect the call from Python
+ // onto the matching virtual function in PythonExtensionBase
+ //
+ static int print_handler (PyObject*, FILE *, int);
+ static PyObject* getattr_handler (PyObject*, char*);
+ static int setattr_handler (PyObject*, char*, PyObject*);
+ static PyObject* getattro_handler (PyObject*, PyObject*);
+ static int setattro_handler (PyObject*, PyObject*, PyObject*);
+ static int compare_handler (PyObject*, PyObject*);
+ static PyObject* repr_handler (PyObject*);
+ static PyObject* str_handler (PyObject*);
+ static long hash_handler (PyObject*);
+ static PyObject* call_handler (PyObject*, PyObject*, PyObject*);
+
+#if PY_VERSION_HEX < 0x02050000
+ typedef int Py_ssize_t;
+#endif
+ // Sequence methods
+ static Py_ssize_t sequence_length_handler(PyObject*);
+ static PyObject* sequence_concat_handler(PyObject*,PyObject*);
+ static PyObject* sequence_repeat_handler(PyObject*, Py_ssize_t);
+ static PyObject* sequence_item_handler(PyObject*, Py_ssize_t);
+ static PyObject* sequence_slice_handler(PyObject*, Py_ssize_t, Py_ssize_t);
+ static int sequence_ass_item_handler(PyObject*, Py_ssize_t, PyObject*);
+ static int sequence_ass_slice_handler(PyObject*, Py_ssize_t, Py_ssize_t, PyObject*);
+ // Mapping
+ static Py_ssize_t mapping_length_handler(PyObject*);
+ static PyObject* mapping_subscript_handler(PyObject*, PyObject*);
+ static int mapping_ass_subscript_handler(PyObject*, PyObject*, PyObject*);
+
+ // Numeric methods
+ static int number_nonzero_handler (PyObject*);
+ static PyObject* number_negative_handler (PyObject*);
+ static PyObject* number_positive_handler (PyObject*);
+ static PyObject* number_absolute_handler (PyObject*);
+ static PyObject* number_invert_handler (PyObject*);
+ static PyObject* number_int_handler (PyObject*);
+ static PyObject* number_float_handler (PyObject*);
+ static PyObject* number_long_handler (PyObject*);
+ static PyObject* number_oct_handler (PyObject*);
+ static PyObject* number_hex_handler (PyObject*);
+ static PyObject* number_add_handler (PyObject*, PyObject*);
+ static PyObject* number_subtract_handler (PyObject*, PyObject*);
+ static PyObject* number_multiply_handler (PyObject*, PyObject*);
+ static PyObject* number_divide_handler (PyObject*, PyObject*);
+ static PyObject* number_remainder_handler (PyObject*, PyObject*);
+ static PyObject* number_divmod_handler (PyObject*, PyObject*);
+ static PyObject* number_lshift_handler (PyObject*, PyObject*);
+ static PyObject* number_rshift_handler (PyObject*, PyObject*);
+ static PyObject* number_and_handler (PyObject*, PyObject*);
+ static PyObject* number_xor_handler (PyObject*, PyObject*);
+ static PyObject* number_or_handler (PyObject*, PyObject*);
+ static PyObject* number_power_handler(PyObject*, PyObject*, PyObject*);
+
+ // Buffer
+ static Py_ssize_t buffer_getreadbuffer_handler (PyObject*, Py_ssize_t, void**);
+ static Py_ssize_t buffer_getwritebuffer_handler (PyObject*, Py_ssize_t, void**);
+ static Py_ssize_t buffer_getsegcount_handler (PyObject*, Py_ssize_t*);
+ }
+
+
+extern "C" void standard_dealloc( PyObject* p )
+ {
+ PyMem_DEL( p );
+ }
+
+void PythonType::supportSequenceType()
+ {
+ if( !sequence_table )
+ {
+ sequence_table = new PySequenceMethods;
+ table->tp_as_sequence = sequence_table;
+ sequence_table->sq_length = sequence_length_handler;
+ sequence_table->sq_concat = sequence_concat_handler;
+ sequence_table->sq_repeat = sequence_repeat_handler;
+ sequence_table->sq_item = sequence_item_handler;
+ sequence_table->sq_slice = sequence_slice_handler;
+
+ sequence_table->sq_ass_item = sequence_ass_item_handler; // BAS setup seperately?
+ sequence_table->sq_ass_slice = sequence_ass_slice_handler; // BAS setup seperately?
+ }
+ }
+
+void PythonType::supportMappingType()
+ {
+ if( !mapping_table )
+ {
+ mapping_table = new PyMappingMethods;
+ table->tp_as_mapping = mapping_table;
+ mapping_table->mp_length = mapping_length_handler;
+ mapping_table->mp_subscript = mapping_subscript_handler;
+ mapping_table->mp_ass_subscript = mapping_ass_subscript_handler; // BAS setup seperately?
+ }
+ }
+
+void PythonType::supportNumberType()
+ {
+ if( !number_table )
+ {
+ number_table = new PyNumberMethods;
+ table->tp_as_number = number_table;
+ number_table->nb_add = number_add_handler;
+ number_table->nb_subtract = number_subtract_handler;
+ number_table->nb_multiply = number_multiply_handler;
+ number_table->nb_divide = number_divide_handler;
+ number_table->nb_remainder = number_remainder_handler;
+ number_table->nb_divmod = number_divmod_handler;
+ number_table->nb_power = number_power_handler;
+ number_table->nb_negative = number_negative_handler;
+ number_table->nb_positive = number_positive_handler;
+ number_table->nb_absolute = number_absolute_handler;
+ number_table->nb_nonzero = number_nonzero_handler;
+ number_table->nb_invert = number_invert_handler;
+ number_table->nb_lshift = number_lshift_handler;
+ number_table->nb_rshift = number_rshift_handler;
+ number_table->nb_and = number_and_handler;
+ number_table->nb_xor = number_xor_handler;
+ number_table->nb_or = number_or_handler;
+ number_table->nb_coerce = 0;
+ number_table->nb_int = number_int_handler;
+ number_table->nb_long = number_long_handler;
+ number_table->nb_float = number_float_handler;
+ number_table->nb_oct = number_oct_handler;
+ number_table->nb_hex = number_hex_handler;
+ }
+ }
+
+void PythonType::supportBufferType()
+ {
+ if( !buffer_table )
+ {
+ buffer_table = new PyBufferProcs;
+ table->tp_as_buffer = buffer_table;
+ buffer_table->bf_getreadbuffer = buffer_getreadbuffer_handler;
+ buffer_table->bf_getwritebuffer = buffer_getwritebuffer_handler;
+ buffer_table->bf_getsegcount = buffer_getsegcount_handler;
+ }
+ }
+
+// if you define one sequence method you must define
+// all of them except the assigns
+
+PythonType::PythonType( size_t basic_size, int itemsize, const char *default_name )
+ : table( new PyTypeObject )
+ , sequence_table( NULL )
+ , mapping_table( NULL )
+ , number_table( NULL )
+ , buffer_table( NULL )
+ {
+ *reinterpret_cast<PyObject*>( table ) = py_object_initializer;
+ table->ob_type = _Type_Type();
+ table->ob_size = 0;
+ table->tp_name = const_cast<char *>( default_name );
+ table->tp_basicsize = basic_size;
+ table->tp_itemsize = itemsize;
+ table->tp_dealloc = ( destructor ) standard_dealloc;
+ table->tp_print = 0;
+ table->tp_getattr = 0;
+ table->tp_setattr = 0;
+ table->tp_compare = 0;
+ table->tp_repr = 0;
+ table->tp_as_number = 0;
+ table->tp_as_sequence = 0;
+ table->tp_as_mapping = 0;
+ table->tp_hash = 0;
+ table->tp_call = 0;
+ table->tp_str = 0;
+ table->tp_getattro = 0;
+ table->tp_setattro = 0;
+ table->tp_as_buffer = 0;
+ table->tp_flags = 0L;
+ table->tp_doc = 0;
+#if PY_MAJOR_VERSION > 2 || (PY_MAJOR_VERSION == 2 && PY_MINOR_VERSION >= 0)
+ // first use in 2.0
+ table->tp_traverse = 0L;
+ table->tp_clear = 0L;
+#else
+ table->tp_xxx5 = 0L;
+ table->tp_xxx6 = 0L;
+#endif
+#if PY_MAJOR_VERSION > 2 || (PY_MAJOR_VERSION == 2 && PY_MINOR_VERSION >= 1)
+ // first defined in 2.1
+ table->tp_richcompare = 0L;
+ table->tp_weaklistoffset = 0L;
+#else
+ table->tp_xxx7 = 0L;
+ table->tp_xxx8 = 0L;
+#endif
+
+#ifdef COUNT_ALLOCS
+ table->tp_alloc = 0;
+ table->tp_free = 0;
+ table->tp_maxalloc = 0;
+ table->tp_next = 0;
+#endif
+ }
+
+PythonType::~PythonType( )
+ {
+ delete table;
+ delete sequence_table;
+ delete mapping_table;
+ delete number_table;
+ delete buffer_table;
+ }
+
+PyTypeObject* PythonType::type_object( ) const
+ {return table;}
+
+void PythonType::name( const char* nam )
+ {
+ table->tp_name = const_cast<char *>( nam );
+ }
+
+const char *PythonType::getName() const
+ {
+ return table->tp_name;
+ }
+
+void PythonType::doc( const char* d )
+ {
+ table->tp_doc = const_cast<char *>( d );
+ }
+
+const char *PythonType::getDoc() const
+ {
+ return table->tp_doc;
+ }
+
+void PythonType::dealloc( void( *f )( PyObject* ))
+ {
+ table->tp_dealloc = f;
+ }
+
+void PythonType::supportPrint()
+ {
+ table->tp_print = print_handler;
+ }
+
+void PythonType::supportGetattr()
+ {
+ table->tp_getattr = getattr_handler;
+ }
+
+void PythonType::supportSetattr()
+ {
+ table->tp_setattr = setattr_handler;
+ }
+
+void PythonType::supportGetattro()
+ {
+ table->tp_getattro = getattro_handler;
+ }
+
+void PythonType::supportSetattro()
+ {
+ table->tp_setattro = setattro_handler;
+ }
+
+void PythonType::supportCompare()
+ {
+ table->tp_compare = compare_handler;
+ }
+
+void PythonType::supportRepr()
+ {
+ table->tp_repr = repr_handler;
+ }
+
+void PythonType::supportStr()
+ {
+ table->tp_str = str_handler;
+ }
+
+void PythonType::supportHash()
+ {
+ table->tp_hash = hash_handler;
+ }
+
+void PythonType::supportCall()
+ {
+ table->tp_call = call_handler;
+ }
+
+//--------------------------------------------------------------------------------
+//
+// Handlers
+//
+//--------------------------------------------------------------------------------
+extern "C" int print_handler( PyObject *self, FILE *fp, int flags )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return p->print( fp, flags );
+ }
+ catch( Py::Exception & )
+ {
+ return -1; // indicate error
+ }
+ }
+
+extern "C" PyObject* getattr_handler( PyObject *self, char *name )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->getattr( name ) );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" int setattr_handler( PyObject *self, char *name, PyObject *value )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return p->setattr( name, Py::Object( value ) );
+ }
+ catch( Py::Exception & )
+ {
+ return -1; // indicate error
+ }
+ }
+
+extern "C" PyObject* getattro_handler( PyObject *self, PyObject *name )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->getattro( Py::Object( name ) ) );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" int setattro_handler( PyObject *self, PyObject *name, PyObject *value )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return p->setattro( Py::Object( name ), Py::Object( value ) );
+ }
+ catch( Py::Exception & )
+ {
+ return -1; // indicate error
+ }
+ }
+
+extern "C" int compare_handler( PyObject *self, PyObject *other )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return p->compare( Py::Object( other ) );
+ }
+ catch( Py::Exception & )
+ {
+ return -1; // indicate error
+ }
+ }
+
+extern "C" PyObject* repr_handler( PyObject *self )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->repr() );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" PyObject* str_handler( PyObject *self )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->str() );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" long hash_handler( PyObject *self )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return p->hash();
+ }
+ catch( Py::Exception & )
+ {
+ return -1; // indicate error
+ }
+ }
+
+extern "C" PyObject* call_handler( PyObject *self, PyObject *args, PyObject *kw )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->call( Py::Object( args ), Py::Object( kw ) ) );
+ if( kw != NULL )
+ return new_reference_to( p->call( Py::Object( args ), Py::Object( kw ) ) );
+ else
+ return new_reference_to( p->call( Py::Object( args ), Py::Object() ) );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+
+// Sequence methods
+extern "C" Py_ssize_t sequence_length_handler( PyObject *self )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return p->sequence_length();
+ }
+ catch( Py::Exception & )
+ {
+ return -1; // indicate error
+ }
+ }
+
+extern "C" PyObject* sequence_concat_handler( PyObject *self, PyObject *other )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->sequence_concat( Py::Object( other ) ) );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" PyObject* sequence_repeat_handler( PyObject *self, Py_ssize_t count )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->sequence_repeat( count ) );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" PyObject* sequence_item_handler( PyObject *self, Py_ssize_t index )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->sequence_item( index ) );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" PyObject* sequence_slice_handler( PyObject *self, Py_ssize_t first, Py_ssize_t last )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->sequence_slice( first, last ) );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" int sequence_ass_item_handler( PyObject *self, Py_ssize_t index, PyObject *value )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return p->sequence_ass_item( index, Py::Object( value ) );
+ }
+ catch( Py::Exception & )
+ {
+ return -1; // indicate error
+ }
+ }
+
+extern "C" int sequence_ass_slice_handler( PyObject *self, Py_ssize_t first, Py_ssize_t last, PyObject *value )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return p->sequence_ass_slice( first, last, Py::Object( value ) );
+ }
+ catch( Py::Exception & )
+ {
+ return -1; // indicate error
+ }
+ }
+
+// Mapping
+extern "C" Py_ssize_t mapping_length_handler( PyObject *self )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return p->mapping_length();
+ }
+ catch( Py::Exception & )
+ {
+ return -1; // indicate error
+ }
+ }
+
+extern "C" PyObject* mapping_subscript_handler( PyObject *self, PyObject *key )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->mapping_subscript( Py::Object( key ) ) );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" int mapping_ass_subscript_handler( PyObject *self, PyObject *key, PyObject *value )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return p->mapping_ass_subscript( Py::Object( key ), Py::Object( value ) );
+ }
+ catch( Py::Exception & )
+ {
+ return -1; // indicate error
+ }
+ }
+
+// Number
+extern "C" int number_nonzero_handler( PyObject *self )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return p->number_nonzero();
+ }
+ catch( Py::Exception & )
+ {
+ return -1; // indicate error
+ }
+ }
+
+extern "C" PyObject* number_negative_handler( PyObject *self )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->number_negative() );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" PyObject* number_positive_handler( PyObject *self )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->number_positive() );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" PyObject* number_absolute_handler( PyObject *self )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->number_absolute() );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" PyObject* number_invert_handler( PyObject *self )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->number_invert() );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" PyObject* number_int_handler( PyObject *self )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->number_int() );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" PyObject* number_float_handler( PyObject *self )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->number_float() );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" PyObject* number_long_handler( PyObject *self )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->number_long() );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" PyObject* number_oct_handler( PyObject *self )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->number_oct() );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" PyObject* number_hex_handler( PyObject *self )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->number_hex() );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" PyObject* number_add_handler( PyObject *self, PyObject *other )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->number_add( Py::Object( other ) ) );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" PyObject* number_subtract_handler( PyObject *self, PyObject *other )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->number_subtract( Py::Object( other ) ) );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" PyObject* number_multiply_handler( PyObject *self, PyObject *other )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->number_multiply( Py::Object( other ) ) );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" PyObject* number_divide_handler( PyObject *self, PyObject *other )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->number_divide( Py::Object( other ) ) );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" PyObject* number_remainder_handler( PyObject *self, PyObject *other )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->number_remainder( Py::Object( other ) ) );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" PyObject* number_divmod_handler( PyObject *self, PyObject *other )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->number_divmod( Py::Object( other ) ) );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" PyObject* number_lshift_handler( PyObject *self, PyObject *other )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->number_lshift( Py::Object( other ) ) );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" PyObject* number_rshift_handler( PyObject *self, PyObject *other )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->number_rshift( Py::Object( other ) ) );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" PyObject* number_and_handler( PyObject *self, PyObject *other )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->number_and( Py::Object( other ) ) );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" PyObject* number_xor_handler( PyObject *self, PyObject *other )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->number_xor( Py::Object( other ) ) );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" PyObject* number_or_handler( PyObject *self, PyObject *other )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->number_or( Py::Object( other ) ) );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+extern "C" PyObject* number_power_handler( PyObject *self, PyObject *x1, PyObject *x2 )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return new_reference_to( p->number_power( Py::Object( x1 ), Py::Object( x2 ) ) );
+ }
+ catch( Py::Exception & )
+ {
+ return NULL; // indicate error
+ }
+ }
+
+// Buffer
+extern "C" Py_ssize_t buffer_getreadbuffer_handler( PyObject *self, Py_ssize_t index, void **pp )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return p->buffer_getreadbuffer( index, pp );
+ }
+ catch( Py::Exception & )
+ {
+ return -1; // indicate error
+ }
+ }
+
+extern "C" Py_ssize_t buffer_getwritebuffer_handler( PyObject *self, Py_ssize_t index, void **pp )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ return p->buffer_getwritebuffer( index, pp );
+ }
+ catch( Py::Exception & )
+ {
+ return -1; // indicate error
+ }
+ }
+
+extern "C" Py_ssize_t buffer_getsegcount_handler( PyObject *self, Py_ssize_t *count )
+ {
+ try
+ {
+ PythonExtensionBase *p = static_cast<PythonExtensionBase *>( self );
+ int i_count = *count;
+ Py_ssize_t r = p->buffer_getsegcount( &i_count );
+ *count = i_count;
+ return r;
+ }
+ catch( Py::Exception & )
+ {
+ return -1; // indicate error
+ }
+ }
+
+
+//================================================================================
+//
+// Implementation of PythonExtensionBase
+//
+//================================================================================
+#define missing_method( method ) \
+throw RuntimeError( "Extension object does not support method " #method );
+
+PythonExtensionBase::PythonExtensionBase()
+ {
+ }
+
+PythonExtensionBase::~PythonExtensionBase()
+ {
+ assert( ob_refcnt == 0 );
+ }
+
+int PythonExtensionBase::print( FILE *, int )
+ { missing_method( print ); return -1; }
+
+int PythonExtensionBase::setattr( const char*, const Py::Object & )
+ { missing_method( setattr ); return -1; }
+
+Py::Object PythonExtensionBase::getattro( const Py::Object & )
+ { missing_method( getattro ); return Py::Nothing(); }
+
+int PythonExtensionBase::setattro( const Py::Object &, const Py::Object & )
+ { missing_method( setattro ); return -1; }
+
+int PythonExtensionBase::compare( const Py::Object & )
+ { missing_method( compare ); return -1; }
+
+Py::Object PythonExtensionBase::repr()
+ { missing_method( repr ); return Py::Nothing(); }
+
+Py::Object PythonExtensionBase::str()
+ { missing_method( str ); return Py::Nothing(); }
+
+long PythonExtensionBase::hash()
+ { missing_method( hash ); return -1; }
+
+Py::Object PythonExtensionBase::call( const Py::Object &, const Py::Object & )
+ { missing_method( call ); return Py::Nothing(); }
+
+
+// Sequence methods
+int PythonExtensionBase::sequence_length()
+ { missing_method( sequence_length ); return -1; }
+
+Py::Object PythonExtensionBase::sequence_concat( const Py::Object & )
+ { missing_method( sequence_concat ); return Py::Nothing(); }
+
+Py::Object PythonExtensionBase::sequence_repeat( int )
+ { missing_method( sequence_repeat ); return Py::Nothing(); }
+
+Py::Object PythonExtensionBase::sequence_item( int )
+ { missing_method( sequence_item ); return Py::Nothing(); }
+
+Py::Object PythonExtensionBase::sequence_slice( int, int )
+ { missing_method( sequence_slice ); return Py::Nothing(); }
+
+int PythonExtensionBase::sequence_ass_item( int, const Py::Object & )
+ { missing_method( sequence_ass_item ); return -1; }
+
+int PythonExtensionBase::sequence_ass_slice( int, int, const Py::Object & )
+ { missing_method( sequence_ass_slice ); return -1; }
+
+
+// Mapping
+int PythonExtensionBase::mapping_length()
+ { missing_method( mapping_length ); return -1; }
+
+Py::Object PythonExtensionBase::mapping_subscript( const Py::Object & )
+ { missing_method( mapping_subscript ); return Py::Nothing(); }
+
+int PythonExtensionBase::mapping_ass_subscript( const Py::Object &, const Py::Object & )
+ { missing_method( mapping_ass_subscript ); return -1; }
+
+
+// Number
+int PythonExtensionBase::number_nonzero()
+ { missing_method( number_nonzero ); return -1; }
+
+Py::Object PythonExtensionBase::number_negative()
+ { missing_method( number_negative ); return Py::Nothing(); }
+
+Py::Object PythonExtensionBase::number_positive()
+ { missing_method( number_positive ); return Py::Nothing(); }
+
+Py::Object PythonExtensionBase::number_absolute()
+ { missing_method( number_absolute ); return Py::Nothing(); }
+
+Py::Object PythonExtensionBase::number_invert()
+ { missing_method( number_invert ); return Py::Nothing(); }
+
+Py::Object PythonExtensionBase::number_int()
+ { missing_method( number_int ); return Py::Nothing(); }
+
+Py::Object PythonExtensionBase::number_float()
+ { missing_method( number_float ); return Py::Nothing(); }
+
+Py::Object PythonExtensionBase::number_long()
+ { missing_method( number_long ); return Py::Nothing(); }
+
+Py::Object PythonExtensionBase::number_oct()
+ { missing_method( number_oct ); return Py::Nothing(); }
+
+Py::Object PythonExtensionBase::number_hex()
+ { missing_method( number_hex ); return Py::Nothing(); }
+
+Py::Object PythonExtensionBase::number_add( const Py::Object & )
+ { missing_method( number_add ); return Py::Nothing(); }
+
+Py::Object PythonExtensionBase::number_subtract( const Py::Object & )
+ { missing_method( number_subtract ); return Py::Nothing(); }
+
+Py::Object PythonExtensionBase::number_multiply( const Py::Object & )
+ { missing_method( number_multiply ); return Py::Nothing(); }
+
+Py::Object PythonExtensionBase::number_divide( const Py::Object & )
+ { missing_method( number_divide ); return Py::Nothing(); }
+
+Py::Object PythonExtensionBase::number_remainder( const Py::Object & )
+ { missing_method( number_remainder ); return Py::Nothing(); }
+
+Py::Object PythonExtensionBase::number_divmod( const Py::Object & )
+ { missing_method( number_divmod ); return Py::Nothing(); }
+
+Py::Object PythonExtensionBase::number_lshift( const Py::Object & )
+ { missing_method( number_lshift ); return Py::Nothing(); }
+
+Py::Object PythonExtensionBase::number_rshift( const Py::Object & )
+ { missing_method( number_rshift ); return Py::Nothing(); }
+
+Py::Object PythonExtensionBase::number_and( const Py::Object & )
+ { missing_method( number_and ); return Py::Nothing(); }
+
+Py::Object PythonExtensionBase::number_xor( const Py::Object & )
+ { missing_method( number_xor ); return Py::Nothing(); }
+
+Py::Object PythonExtensionBase::number_or( const Py::Object & )
+ { missing_method( number_or ); return Py::Nothing(); }
+
+Py::Object PythonExtensionBase::number_power( const Py::Object &, const Py::Object & )
+ { missing_method( number_power ); return Py::Nothing(); }
+
+
+// Buffer
+int PythonExtensionBase::buffer_getreadbuffer( int, void** )
+ { missing_method( buffer_getreadbuffer ); return -1; }
+
+int PythonExtensionBase::buffer_getwritebuffer( int, void** )
+ { missing_method( buffer_getwritebuffer ); return -1; }
+
+int PythonExtensionBase::buffer_getsegcount( int* )
+ { missing_method( buffer_getsegcount ); return -1; }
+
+//--------------------------------------------------------------------------------
+//
+// Method call handlers for
+// PythonExtensionBase
+// ExtensionModuleBase
+//
+//--------------------------------------------------------------------------------
+
+extern "C" PyObject *method_keyword_call_handler( PyObject *_self_and_name_tuple, PyObject *_args, PyObject *_keywords )
+ {
+ try
+ {
+ Tuple self_and_name_tuple( _self_and_name_tuple );
+
+ PyObject *self_in_cobject = self_and_name_tuple[0].ptr();
+ void *self_as_void = PyCObject_AsVoidPtr( self_in_cobject );
+ if( self_as_void == NULL )
+ return NULL;
+
+ ExtensionModuleBase *self = static_cast<ExtensionModuleBase *>( self_as_void );
+
+ String py_name( self_and_name_tuple[1] );
+ std::string name( py_name.as_std_string() );
+
+ Tuple args( _args );
+ if( _keywords == NULL )
+ {
+ Dict keywords; // pass an empty dict
+
+ Object result( self->invoke_method_keyword( name, args, keywords ) );
+ return new_reference_to( result.ptr() );
+ }
+ else
+ {
+ Dict keywords( _keywords );
+
+ Object result( self->invoke_method_keyword( name, args, keywords ) );
+ return new_reference_to( result.ptr() );
+ }
+ }
+ catch( Exception & )
+ {
+ return 0;
+ }
+ }
+
+extern "C" PyObject *method_varargs_call_handler( PyObject *_self_and_name_tuple, PyObject *_args )
+ {
+ try
+ {
+ Tuple self_and_name_tuple( _self_and_name_tuple );
+
+ PyObject *self_in_cobject = self_and_name_tuple[0].ptr();
+ void *self_as_void = PyCObject_AsVoidPtr( self_in_cobject );
+ if( self_as_void == NULL )
+ return NULL;
+
+ ExtensionModuleBase *self = static_cast<ExtensionModuleBase *>( self_as_void );
+
+ String py_name( self_and_name_tuple[1] );
+ std::string name( py_name.as_std_string() );
+
+ Tuple args( _args );
+
+ Object result( self->invoke_method_varargs( name, args ) );
+
+ return new_reference_to( result.ptr() );
+ }
+ catch( Exception & )
+ {
+ return 0;
+ }
+ }
+
+extern "C" void do_not_dealloc( void * )
+ {}
+
+
+//--------------------------------------------------------------------------------
+//
+// ExtensionExceptionType
+//
+//--------------------------------------------------------------------------------
+ExtensionExceptionType::ExtensionExceptionType()
+ : Py::Object()
+ {
+ }
+
+void ExtensionExceptionType::init( ExtensionModuleBase &module, const std::string& name )
+ {
+ std::string module_name( module.fullName() );
+ module_name += ".";
+ module_name += name;
+
+ set( PyErr_NewException( const_cast<char *>( module_name.c_str() ), NULL, NULL ), true );
+ }
+
+ExtensionExceptionType::~ExtensionExceptionType()
+ {
+ }
+
+Exception::Exception( ExtensionExceptionType &exception, const std::string& reason )
+ {
+ PyErr_SetString (exception.ptr(), reason.c_str());
+ }
+
+
+} // end of namespace Py
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-01 02:29:20 +0000