PyObject *
PySlice_New(PyObject *start, PyObject *stop, PyObject *step)
{
if (step == NULL) step = Py_None;
Py_INCREF(step);
if (start == NULL) start = Py_None;
Py_INCREF(start);
if (stop == NULL) stop = Py_None;
Py_INCREF(stop);
env(NULL);
PySliceObject *obj = (PySliceObject*) _JyObject_New(&PySlice_Type, &builtinTypes[37]);
JyObject* jy = AS_JY_NO_GC(obj);
jy->jy = (*env)->NewObject(env, pySliceClass, pySliceFromStartStopStepConstructor,
JyNI_JythonPyObject_FromPyObject(start),
JyNI_JythonPyObject_FromPyObject(stop),
JyNI_JythonPyObject_FromPyObject(step));
jy->flags |= JY_INITIALIZED_FLAG_MASK;
// PySliceObject *obj = PyObject_New(PySliceObject, &PySlice_Type);
//
// if (obj == NULL)
// return NULL;
//
// if (step == NULL) step = Py_None;
// Py_INCREF(step);
// if (start == NULL) start = Py_None;
// Py_INCREF(start);
// if (stop == NULL) stop = Py_None;
// Py_INCREF(stop);
//
// obj->step = step;
// obj->start = start;
// obj->stop = stop;
//
return (PyObject *) obj;
}
/*
* This function returns a NEW reference, i.e. caller must decref it in the end.
*/
PyObject* JySync_Init_PyString_From_JyString(jobject src, PyTypeObject* nonNativeSubtype)
{
env(NULL);
jstring jstr = (*env)->CallObjectMethod(env, src, pyObject_asString);
//cstr_from_jstring(cstr, jstr);
//cstr_from_jstring(cstrName, jstr)
char* utf_string = (*env)->GetStringUTFChars(env, jstr, NULL);
size_t len = strlen(utf_string);
char cstr[len+1];
strcpy(cstr, utf_string);
(*env)->ReleaseStringUTFChars(env, jstr, utf_string);
if (len == 1 && !nonNativeSubtype) {
PyObject* result = PyString_FromString(cstr);
if (isPreAllocatedJythonString(src, cstr[0]))
/* The JY_CACHE_ETERNAL-flag tells JyNI permanently that accessing
* AS_JY_NO_GC(blah)->jy is safe, i.e. the reference cannot be
* garbage-collected on Java-side. Usually methods in JySync should
* not set flags or perform JyObject initialization. However setting
* this flag is only feasible in JySync.c as the decision is very
* type-specific. So we set it here to tell the caller.
*/
AS_JY_NO_GC(result)->flags |= JY_CACHE_ETERNAL_FLAG_MASK;
return result;
} else {
PyObject* result = PyString_FromString(cstr);
if (nonNativeSubtype) ((PyStringObject *) result)->ob_sstate = SSTATE_NOT_INTERNED;
return result;
}
}
jobject JySync_Init_JyString_From_PyString(PyObject* src, jclass subtype)
{
//todo: check interned-regulations on jython-side
env(NULL);
jstring jstr = (*env)->NewStringUTF(env, PyString_AS_STRING(src));
if (JyNI_HasJyAttribute(AS_JY_NO_GC(src), JyAttributeStringInterned))
jstr = (*env)->CallObjectMethod(env, jstr, string_intern);
return (*env)->CallStaticObjectMethod(env, pyPyClass, pyPy_newString, jstr);
}
static void
frame_dealloc(PyFrameObject *f)
{
JyObject* jy;
JyNIDebugOp(JY_NATIVE_FINALIZE, f, -1);
jy = AS_JY_NO_GC(f);
JyNI_CleanUp_JyObject(jy);
PyObject_RawFree(jy);
// PyObject **p, **valuestack;
// PyCodeObject *co;
//
// PyObject_GC_UnTrack(f);
// Py_TRASHCAN_SAFE_BEGIN(f)
// /* Kill all local variables */
// valuestack = f->f_valuestack;
// for (p = f->f_localsplus; p < valuestack; p++)
// Py_CLEAR(*p);
//
// /* Free stack */
// if (f->f_stacktop != NULL) {
// for (p = valuestack; p < f->f_stacktop; p++)
// Py_XDECREF(*p);
// }
//
// Py_XDECREF(f->f_back);
// Py_DECREF(f->f_builtins);
// Py_DECREF(f->f_globals);
// Py_CLEAR(f->f_locals);
// Py_CLEAR(f->f_trace);
// Py_CLEAR(f->f_exc_type);
// Py_CLEAR(f->f_exc_value);
// Py_CLEAR(f->f_exc_traceback);
//
// co = f->f_code;
// if (co->co_zombieframe == NULL)
// co->co_zombieframe = f;
// else if (numfree < PyFrame_MAXFREELIST) {
// ++numfree;
// f->f_back = free_list;
// free_list = f;
// }
// else
// PyObject_GC_Del(f);
//
// Py_DECREF(co);
// Py_TRASHCAN_SAFE_END(f)
}
/*
* This function returns a NEW reference, i.e. caller must decref it in the end.
*/
PyObject* JySync_Init_PyInt_From_JyInt(jobject src, PyTypeObject* nonNativeSubtype)
{
env(NULL);
//return PyInt_FromLong((long) (*env)->CallLongMethod(env, src, pyIntAsLong));
jint value = (*env)->CallIntMethod(env, src, pyInt_getValue);
PyObject* result = PyInt_FromLong((long) value);
if (!nonNativeSubtype && isPreAllocatedJythonInt(src, value))
/* The JY_CACHE_ETERNAL-flag tells JyNI permanently that accessing
* AS_JY_NO_GC(blah)->jy is safe, i.e. the reference cannot be
* garbage-collected on Java-side. Usually methods in JySync should
* not set flags or perform JyObject initialization. However setting
* this flag is only feasible in JySync.c as the decision is very
* type-specific. So we set it here to tell the caller.
*/
AS_JY_NO_GC(result)->flags |= JY_CACHE_ETERNAL_FLAG_MASK;
return result;
}
/*
* JyNI Warning: The returned pointer is only valid until the value
* in the dict is changed! (Should usually not happen.)
*/
char *
PyModule_GetFilename(PyObject *m)
{
if (!PyModule_Check(m)) {
PyErr_BadArgument();
return NULL;
}
//stringIntern
env(NULL);
jobject pyStr = (*env)->CallObjectMethod(env, JyNI_JythonPyObject_FromPyObject(m), pyObject___getattr__,
(*env)->CallObjectMethod(env, (*env)->NewStringUTF(env, "__file__"), string_intern));
if (pyStr == NULL)
{
puts("module filename missing");
//printf("PyExc_SystemError isException? %i\n", PyExceptionClass_Check2(PyExc_SystemError));
//printf("PyExc_SystemError isType? %i\n", PyType_Check(PyExc_SystemError));
//todo: fix this later
//PyErr_SetString(PyExc_SystemError, "module filename missing");
return NULL;
}
jstring er = (*env)->CallObjectMethod(env, pyStr, pyObject_asString);
global_cstr_from_jstring(cstr, er);
JyNI_AddOrSetJyAttributeWithFlags(AS_JY_NO_GC(m), JyAttributeModuleFile, cstr, JY_ATTR_OWNS_VALUE_FLAG_MASK);
return cstr;
/*
PyObject *d;
PyObject *fileobj;
if (!PyModule_Check(m)) {
PyErr_BadArgument();
return NULL;
}
d = ((PyModuleObject *)m)->md_dict;
if (d == NULL ||
(fileobj = PyDict_GetItemString(d, "__file__")) == NULL ||
!PyString_Check(fileobj))
{
PyErr_SetString(PyExc_SystemError, "module filename missing");
return NULL;
}
return PyString_AsString(fileobj);
*/
}
static int
func_set_code(PyFunctionObject *op, PyObject *value)
{
PyObject *tmp;
Py_ssize_t nfree, nclosure;
if (restricted())
return -1;
/* Not legal to del f.func_code or to set it to anything
* other than a code object. */
if (value == NULL || !PyCode_Check(value)) {
PyErr_SetString(PyExc_TypeError,
"__code__ must be set to a code object");
return -1;
}
nfree = PyCode_GetNumFree((PyCodeObject *)value);
nclosure = (op->func_closure == NULL ? 0 :
PyTuple_GET_SIZE(op->func_closure));
if (nclosure != nfree) {
PyErr_Format(PyExc_ValueError,
"%s() requires a code object with %zd free vars,"
" not %zd",
PyString_AsString(op->func_name),
nclosure, nfree);
return -1;
}
env(-1);
jobject jFunc = JyNI_JythonPyObject_FromPyObject(op);
jobject jCode = JyNI_JythonPyObject_FromPyObject(value);
(*env)->CallObjectMethod(env, jFunc, pyFunctionSetCode, jCode);
if ((*env)->ExceptionCheck(env))
{
jputs("Exception in func_set_code");
(*env)->ExceptionClear(env);
return -1;
}
tmp = op->func_code;
Py_INCREF(value);
op->func_code = value;
updateJyGCHeadLink(op, AS_JY_WITH_GC(op), func_code_gcindex,
value, AS_JY_NO_GC(value));
Py_DECREF(tmp);
return 0;
}
static void
slice_dealloc(PySliceObject *r)
{
JyObject* jy = AS_JY_NO_GC(r);
if (JyObject_IS_INITIALIZED(jy))
{
env();
Py_DECREF(JyNI_PyObject_FromJythonPyObject((*env)->CallObjectMethod(env, jy->jy, pySliceGetStart)));
Py_DECREF(JyNI_PyObject_FromJythonPyObject((*env)->CallObjectMethod(env, jy->jy, pySliceGetStop)));
Py_DECREF(JyNI_PyObject_FromJythonPyObject((*env)->CallObjectMethod(env, jy->jy, pySliceGetStep)));
// Py_DECREF(r->step);
// Py_DECREF(r->start);
// Py_DECREF(r->stop);
// PyObject_Del(r);
}
JyNI_CleanUp_JyObject(jy);
//PyObject_Del(jy);
PyObject_RawFree(jy);
}
/*
* JyNI Warning: The returned pointer is only valid until the value
* in the dict is changed! (Should usually not happen.)
*/
char *
PyModule_GetName(PyObject *m)
{
//todo: Maybe attempt to read result from JyAttributeModuleName.
if (!PyModule_Check(m)) {
PyErr_BadArgument();
return NULL;
}
//stringIntern
env(NULL);
jobject pyStr = (*env)->CallObjectMethod(env, JyNI_JythonPyObject_FromPyObject(m), pyObject___getattr__,
(*env)->CallObjectMethod(env, (*env)->NewStringUTF(env, "__name__"), string_intern));
if (pyStr == NULL)
{
PyErr_SetString(PyExc_SystemError, "nameless module");
return NULL;
}
jstring er = (*env)->CallObjectMethod(env, pyStr, pyObject_asString);
global_cstr_from_jstring(cstr, er);
JyNI_AddOrSetJyAttributeWithFlags(AS_JY_NO_GC(m), JyAttributeModuleName, cstr, JY_ATTR_OWNS_VALUE_FLAG_MASK);
return cstr;
/*
PyObject *d;
PyObject *nameobj;
if (!PyModule_Check(m)) {
PyErr_BadArgument();
return NULL;
}
d = ((PyModuleObject *)m)->md_dict;
if (d == NULL ||
(nameobj = PyDict_GetItemString(d, "__name__")) == NULL ||
!PyString_Check(nameobj))
{
PyErr_SetString(PyExc_SystemError, "nameless module");
return NULL;
}
return PyString_AsString(nameobj);*/
}
