PyObject *
PyErr_NoMemory(void)
{
if (Py_TYPE(PyExc_MemoryError) == NULL) {
/* PyErr_NoMemory() has been called before PyExc_MemoryError has been
initialized by _PyExc_Init() */
Py_FatalError("Out of memory and PyExc_MemoryError is not "
"initialized yet");
}
PyErr_SetNone(PyExc_MemoryError);
return NULL;
}
static PyObject *bpy_bmeditseliter_next(BPy_BMEditSelIter *self)
{
BMEditSelection *ese = self->ese;
if (ese == NULL) {
PyErr_SetNone(PyExc_StopIteration);
return NULL;
}
else {
self->ese = ese->next;
return (PyObject *)BPy_BMElem_CreatePyObject(self->bm, &ese->ele->head);
}
}
static PyObject *orientedViewEdgeIterator_iternext(BPy_orientedViewEdgeIterator *self)
{
ViewVertex::directedViewEdge *dve;
if (self->reversed) {
if (self->ove_it->isBegin()) {
PyErr_SetNone(PyExc_StopIteration);
return NULL;
}
self->ove_it->decrement();
dve = self->ove_it->operator->();
}
else {
if (self->ove_it->isEnd()) {
PyErr_SetNone(PyExc_StopIteration);
return NULL;
}
dve = self->ove_it->operator->();
self->ove_it->increment();
}
return BPy_directedViewEdge_from_directedViewEdge(*dve);
}
static PyObject *StrokeVertexIterator_iternext(BPy_StrokeVertexIterator *self)
{
StrokeVertex *sv;
if (self->reversed) {
if (self->sv_it->isBegin()) {
PyErr_SetNone(PyExc_StopIteration);
return NULL;
}
self->sv_it->decrement();
sv = self->sv_it->operator->();
}
else {
if (self->sv_it->isEnd()) {
PyErr_SetNone(PyExc_StopIteration);
return NULL;
}
sv = self->sv_it->operator->();
self->sv_it->increment();
}
return BPy_StrokeVertex_from_StrokeVertex(*sv);
}
static PyObject *Interface0DIterator_iternext(BPy_Interface0DIterator *self)
{
Interface0D *if0D;
if (self->reversed) {
if (self->if0D_it->isBegin()) {
PyErr_SetNone(PyExc_StopIteration);
return NULL;
}
self->if0D_it->decrement();
if0D = self->if0D_it->operator->();
}
else {
if (self->if0D_it->isEnd()) {
PyErr_SetNone(PyExc_StopIteration);
return NULL;
}
if0D = self->if0D_it->operator->();
self->if0D_it->increment();
}
return Any_BPy_Interface0D_from_Interface0D(*if0D);
}
static PyObject *
channel_iternext(PyChannelObject *self)
{
STACKLESS_GETARG();
if (self->flags.closing && self->balance <= 0) {
/* signal the end of the iteration */
PyErr_SetNone(PyExc_StopIteration);
return NULL;
}
STACKLESS_PROMOTE_ALL();
return impl_channel_receive(self);
}
static PyObject* pyMessageWithCallbacks_delCallback(pyMessageWithCallbacks* self, PyObject* args) {
Py_ssize_t idx;
if (!PyArg_ParseTuple(args, "n", &idx)) {
PyErr_SetString(PyExc_TypeError, "delCallback expects an int");
return NULL;
}
if (size_t(idx) >= self->fThis->getCallbacks().size()) {
PyErr_SetNone(PyExc_IndexError);
return NULL;
}
self->fThis->delCallback((size_t)idx);
Py_INCREF(Py_None);
return Py_None;
}
PyObject *uwsgi_Input_next(PyObject* self) {
PyObject *line = uwsgi_Input_getline((uwsgi_Input *)self, 0);
if (!line) return NULL;
if (PyString_Size(line) == 0) {
Py_DECREF(line);
PyErr_SetNone(PyExc_StopIteration);
return NULL;
}
return line;
}
static PyObject *t_collationelementiterator_iter_next(t_collationelementiterator *self)
{
int n;
STATUS_CALL(n = self->object->next(status));
if (n == CollationElementIterator::NULLORDER)
{
PyErr_SetNone(PyExc_StopIteration);
return NULL;
}
return PyInt_FromLong(n);
}
static PyObject *
IO_iternext(Iobject *self)
{
PyObject *next;
next = IO_readline((IOobject *)self, NULL);
if (!next)
return NULL;
if (!PyString_GET_SIZE(next)) {
Py_DECREF(next);
PyErr_SetNone(PyExc_StopIteration);
return NULL;
}
return next;
}
static PyObject *t_searchiterator_iter_next(t_searchiterator *self)
{
int32_t offset;
STATUS_CALL(offset = self->object->next(status));
if (offset == USEARCH_DONE)
{
PyErr_SetNone(PyExc_StopIteration);
return NULL;
}
return PyInt_FromLong(offset);
}
static PyObject* pySoftVolumeComplex_delSubVolume(pySoftVolumeComplex* self, PyObject* args) {
Py_ssize_t idx;
if (!PyArg_ParseTuple(args, "n", &idx)) {
PyErr_SetString(PyExc_TypeError, "delSubVolume expects an int");
return NULL;
}
if (size_t(idx) >= self->fThis->getSubVolumes().size()) {
PyErr_SetNone(PyExc_IndexError);
return NULL;
}
self->fThis->delSubVolume((size_t)idx);
Py_INCREF(Py_None);
return Py_None;
}
JSBool
branch_cb(JSContext* jscx, JSScript* script)
{
Context* pycx = (Context*) JS_GetContextPrivate(jscx);
time_t now = time(NULL);
if(pycx == NULL)
{
JS_ReportError(jscx, "Failed to find Python context.");
return JS_FALSE;
}
// Get out quick if we don't have any quotas.
if(pycx->max_time == 0 && pycx->max_heap == 0)
{
return JS_TRUE;
}
// Only check occasionally for resource usage.
pycx->branch_count++;
if((pycx->branch_count > 0x3FFF) != 1)
{
return JS_TRUE;
}
pycx->branch_count = 0;
if(pycx->max_heap > 0 && jscx->runtime->gcBytes > pycx->max_heap)
{
// First see if garbage collection gets under the threshold.
JS_GC(jscx);
if(jscx->runtime->gcBytes > pycx->max_heap)
{
PyErr_NoMemory();
return JS_FALSE;
}
}
if(
pycx->max_time > 0
&& pycx->start_time > 0
&& pycx->max_time < now - pycx->start_time
)
{
PyErr_SetNone(PyExc_SystemError);
return JS_FALSE;
}
return JS_TRUE;
}
static PyObject *StrokeVertexIterator_iternext(BPy_StrokeVertexIterator *self)
{
/* Because Freestyle iterators for which it.isEnd() holds true have no valid object
* (referencing it.object in this case leads to a crash), we must check if it.object
* is valid after incrementing, to prevent crashes in Python.
* Additionally, the at_start attribute is used to keep Freestyle iterator objects
* and Python for loops in sync. */
if (self->reversed) {
if (self->sv_it->isBegin()) {
PyErr_SetNone(PyExc_StopIteration);
return NULL;
}
self->sv_it->decrement();
}
else {
if (self->sv_it->isEnd()) {
PyErr_SetNone(PyExc_StopIteration);
return NULL;
}
/* if at the start of the iterator, only return the object
* and don't increment, to keep for-loops in sync */
if (self->at_start)
self->at_start = false;
/* after incrementing, check if the iterator is at its end
* exit the loop if it is. not doing so will result in a crash */
else {
self->sv_it->increment();
if (self->sv_it->isEnd()) {
PyErr_SetNone(PyExc_StopIteration);
return NULL;
}
}
}
StrokeVertex *sv = self->sv_it->operator->();
return BPy_StrokeVertex_from_StrokeVertex(*sv);
}
/*
* Handle errors raised by BIO functions.
*
* Arguments: bio - The BIO object
* ret - The return value of the BIO_ function.
* Returns: None, the calling function should return NULL;
*/
static void
handle_bio_errors(BIO* bio, int ret)
{
if (BIO_should_retry(bio)) {
if (BIO_should_read(bio)) {
PyErr_SetNone(ssl_WantReadError);
} else if (BIO_should_write(bio)) {
PyErr_SetNone(ssl_WantWriteError);
} else if (BIO_should_io_special(bio)) {
/*
* It's somewhat unclear what this means. From the OpenSSL source,
* it seems like it should not be triggered by the memory BIO, so
* for the time being, this case shouldn't come up. The SSL BIO
* (which I think should be named the socket BIO) may trigger this
* case if its socket is not yet connected or it is busy doing
* something related to x509.
*/
PyErr_SetString(PyExc_ValueError, "BIO_should_io_special");
} else {
/*
* I hope this is dead code. The BIO documentation suggests that
* one of the above three checks should always be true.
*/
PyErr_SetString(PyExc_ValueError, "unknown bio failure");
}
} else {
/*
* If we aren't to retry, it's really an error, so fall back to the
* normal error reporting code. However, the BIO interface does not
* specify a uniform error reporting mechanism. We can only hope that
* the code which triggered the error also kindly pushed something onto
* the error stack.
*/
exception_from_error_queue(ssl_Error);
}
}
PyObject* PyUNFO_ObjListIter_iternext(PyObject *self) {
PyObject *ret;
if (((PyUNFO_ObjListIter*)self)->it) {
ret = pyobjlist_getitem(((PyUNFO_ObjListIter*)self)->seq,
((PyUNFO_ObjListIter*)self)->pos);
}
if (((PyUNFO_ObjListIter*)self)->it) {
((PyUNFO_ObjListIter*)self)->it = ((PyUNFO_ObjListIter*)self)->it->next;
((PyUNFO_ObjListIter*)self)->pos += 1;
} else {
PyErr_SetNone(PyExc_StopIteration);
return NULL;
}
return ret;
}
static PyObject* possibilities_next(_PossibilitiesObject *self)
{
HyPossibilities iter = self->possibilities;
if (iter->type == TYPE_NEVRA) {
HyNevra nevra;
if (hy_possibilities_next_nevra(iter, &nevra) == 0)
return nevraToPyObject(nevra);
} else {
HyReldep reldep;
if (hy_possibilities_next_reldep(iter, &reldep) == 0)
return reldepToPyObject(reldep);
}
PyErr_SetNone(PyExc_StopIteration);
return NULL;
}
static PyObject* pyOneShotMsg_delCallback(pyOneShotMsg* self, PyObject* args) {
Py_ssize_t idx;
if (!PyArg_ParseTuple(args, "n", &idx)) {
PyErr_SetString(PyExc_TypeError, "delCallback expects an int");
return NULL;
}
plOneShotCallbacks& cbs = self->fThis->getCallbacks();
if (size_t(idx) >= cbs.getNumCallbacks()) {
PyErr_SetNone(PyExc_IndexError);
return NULL;
}
cbs.delCallback(idx);
Py_INCREF(Py_None);
return Py_None;
}
static PyObject *Bitmap_iternext(BitmapObject *self)
{
if (!Bitmap_Ready(self)) return NULL;
if (++(self->point).x < self->bitmap->width) {
return Py_BuildValue("(kk)", self->point.x, self->point.y);
} else if (++(self->point).y < self->bitmap->height){
self->point.x = 0;
return Py_BuildValue("(kk)", self->point.x, self->point.y);
} else {
/* Raise standard StopIteration exception with empty value. */
PyErr_SetNone(PyExc_StopIteration);
return NULL;
}
}
static PyObject *t_resourcebundle_next(t_resourcebundle *self)
{
if (self->object->hasNext())
{
UErrorCode status = U_ZERO_ERROR;
ResourceBundle rb = self->object->getNext(status);
if (U_FAILURE(status))
return ICUException(status).reportError();
return wrap_ResourceBundle(rb);
}
PyErr_SetNone(PyExc_StopIteration);
return NULL;
}
static PyObject *py_tevent_context_loop_until(TeventContext_Object *self, PyObject *args)
{
PyObject *callback;
if (!PyArg_ParseTuple(args, "O", &callback))
return NULL;
if (tevent_loop_until(self->ev, py_tevent_finished, callback) != 0) {
PyErr_SetNone(PyExc_RuntimeError);
return NULL;
}
if (PyErr_Occurred())
return NULL;
Py_RETURN_NONE;
}
// Returns next object.
PyObject* bond_iterator_next(BondIterator* _self)
{
if(_self->N != _self->parent->bonds.size())
{
PYLADA_PYERROR(IndexError, "Bonds changed mid-iteration.");
return NULL;
}
if(_self->i_first != _self->i_end)
{
if(_self->is_first) _self->is_first = false; else ++_self->i_first;
if(_self->i_first != _self->i_end)
return edge_to_tuple(_self->parent, *_self->i_first);
}
PyErr_SetNone(PyExc_StopIteration);
return NULL;
}
PyObject* Error_set(int err)
{
assert(err < 0);
if(err != GIT_ERROR) { //expected failure
PyErr_SetNone(Error_type(err));
} else { //critical failure
const git_error* error = giterr_last();
char* message = (error == NULL) ?
"(No error information given)" : error->message;
PyErr_SetString(Error_type(err), message);
}
return NULL;
}
static PyObject *eval_string(PyObject *self, PyObject *args, PyObject *kwds)
{
PyObject *string_arg = NULL;
static char *kwlist[] = { "string", NULL };
if (!PyArg_ParseTupleAndKeywords(
args, kwds, "O!:eval_string", kwlist,
&PyString_Type, &string_arg))
return NULL;
PyObject *result = scm_with_guile(
(void *(*)(void *))eval_string_wrapper, string_arg);
if (result == NULL && !PyErr_Occurred())
PyErr_SetNone(guile_error);
return result;
}
static PyObject *lookup(PyObject *self, PyObject *args, PyObject *kwds)
{
const char *name_arg = NULL;
static char *kwlist[] = { "name", NULL };
if (!PyArg_ParseTupleAndKeywords(
args, kwds, "s:lookup", kwlist, &name_arg))
return NULL;
PyObject *result = scm_with_guile(
(void *(*)(void *))lookup_wrapper, (void *)name_arg);
if (result == NULL && !PyErr_Occurred()) {
PyErr_SetNone(guile_error);
return NULL;
}
return result;
}
static int kill_greenlet(PyGreenlet* self)
{
/* Cannot raise an exception to kill the greenlet if
it is not running in the same thread! */
if (self->run_info == PyThreadState_GET()->dict) {
/* The dying greenlet cannot be a parent of ts_current
because the 'parent' field chain would hold a
reference */
PyObject* result;
PyGreenlet* oldparent;
PyGreenlet* tmp;
if (!STATE_OK) {
return -1;
}
oldparent = self->parent;
self->parent = ts_current;
Py_INCREF(self->parent);
/* Send the greenlet a GreenletExit exception. */
PyErr_SetNone(PyExc_GreenletExit);
result = g_switch(self, NULL, NULL);
tmp = self->parent;
self->parent = oldparent;
Py_XDECREF(tmp);
if (result == NULL)
return -1;
Py_DECREF(result);
return 0;
}
else {
/* Not the same thread! Temporarily save the greenlet
into its thread's ts_delkey list. */
PyObject* lst;
lst = PyDict_GetItem(self->run_info, ts_delkey);
if (lst == NULL) {
lst = PyList_New(0);
if (lst == NULL || PyDict_SetItem(self->run_info,
ts_delkey, lst) < 0)
return -1;
}
if (PyList_Append(lst, (PyObject*) self) < 0)
return -1;
if (!STATE_OK) /* to force ts_delkey to be reconsidered */
return -1;
return 0;
}
}
PyObject *
Billiard_SetError(PyObject *Type, int num)
{
switch (num) {
case MP_SUCCESS:
break;
#ifdef MS_WINDOWS
case MP_STANDARD_ERROR:
if (Type == NULL)
Type = PyExc_WindowsError;
PyErr_SetExcFromWindowsErr(Type, 0);
break;
case MP_SOCKET_ERROR:
if (Type == NULL)
Type = PyExc_WindowsError;
PyErr_SetExcFromWindowsErr(Type, WSAGetLastError());
break;
#else /* !MS_WINDOWS */
case MP_STANDARD_ERROR:
case MP_SOCKET_ERROR:
if (Type == NULL)
Type = PyExc_OSError;
PyErr_SetFromErrno(Type);
break;
#endif /* !MS_WINDOWS */
case MP_MEMORY_ERROR:
PyErr_NoMemory();
break;
case MP_END_OF_FILE:
PyErr_SetNone(PyExc_EOFError);
break;
case MP_EARLY_END_OF_FILE:
PyErr_SetString(PyExc_IOError,
"got end of file during message");
break;
case MP_BAD_MESSAGE_LENGTH:
PyErr_SetString(PyExc_IOError, "bad message length");
break;
case MP_EXCEPTION_HAS_BEEN_SET:
break;
default:
PyErr_Format(PyExc_RuntimeError,
"unkown error number %d", num);
}
return NULL;
}
static PyObject *
semlock_getvalue(SemLockObject *self)
{
#ifdef HAVE_BROKEN_SEM_GETVALUE
PyErr_SetNone(PyExc_NotImplementedError);
return NULL;
#else
int sval;
if (SEM_GETVALUE(self->handle, &sval) < 0)
return _PyMp_SetError(NULL, MP_STANDARD_ERROR);
/* some posix implementations use negative numbers to indicate
the number of waiting threads */
if (sval < 0)
sval = 0;
return PyLong_FromLong((long)sval);
#endif
}
static PyObject *Revision_get_object_data(
Revision *self, PyObject *args, PyObject *kwds)
{
PyObject *ob_arg = NULL;
static char *kwlist[] = { "ob", NULL };
if (!PyArg_ParseTupleAndKeywords(
args, kwds, "O!:Revision.get_object_data", kwlist,
&ObjectType, &ob_arg))
return NULL;
xorn_object_t ob = ((Object *)ob_arg)->ob;
xorn_obtype_t type = xorn_get_object_type(self->rev, ob);
switch (type) {
case xorn_obtype_none:
PyErr_SetNone(PyExc_KeyError);
return NULL;
case xornsch_obtype_arc:
return construct_arc(xornsch_get_arc_data(self->rev, ob));
case xornsch_obtype_box:
return construct_box(xornsch_get_box_data(self->rev, ob));
case xornsch_obtype_circle:
return construct_circle(
xornsch_get_circle_data(self->rev, ob));
case xornsch_obtype_component:
return construct_component(
xornsch_get_component_data(self->rev, ob));
case xornsch_obtype_line:
return construct_line(xornsch_get_line_data(self->rev, ob));
case xornsch_obtype_net:
return construct_net(xornsch_get_net_data(self->rev, ob));
case xornsch_obtype_path:
return construct_path(xornsch_get_path_data(self->rev, ob));
case xornsch_obtype_picture:
return construct_picture(
xornsch_get_picture_data(self->rev, ob));
case xornsch_obtype_text:
return construct_text(xornsch_get_text_data(self->rev, ob));
}
char buf[BUFSIZ];
snprintf(buf, BUFSIZ, "Object type not supported (%d)", type);
PyErr_SetString(PyExc_ValueError, buf);
return NULL;
}
static PyObject *
pygtk_tree_model_row_iter_next(PyGtkTreeModelRowIter *self)
{
PyObject *row;
if (!self->has_more) {
PyErr_SetNone(PyExc_StopIteration);
return NULL;
}
row = _pygtk_tree_model_row_new(self->model, &self->iter);
/* move to next iter */
self->has_more = gtk_tree_model_iter_next(self->model, &self->iter);
return row;
}
