/*
* Delete all interpreter states except the main interpreter. If there
* is a current interpreter state, it *must* be the main interpreter.
*/
void
_PyInterpreterState_DeleteExceptMain()
{
PyThreadState *tstate = PyThreadState_Swap(NULL);
if (tstate != NULL && tstate->interp != _PyRuntime.interpreters.main) {
Py_FatalError("PyInterpreterState_DeleteExceptMain: not main interpreter");
}
HEAD_LOCK();
PyInterpreterState *interp = _PyRuntime.interpreters.head;
_PyRuntime.interpreters.head = NULL;
while (interp != NULL) {
if (interp == _PyRuntime.interpreters.main) {
_PyRuntime.interpreters.main->next = NULL;
_PyRuntime.interpreters.head = interp;
interp = interp->next;
continue;
}
PyInterpreterState_Clear(interp); // XXX must activate?
zapthreads(interp);
if (interp->id_mutex != NULL) {
PyThread_free_lock(interp->id_mutex);
}
PyInterpreterState *prev_interp = interp;
interp = interp->next;
PyMem_RawFree(prev_interp);
}
HEAD_UNLOCK();
if (_PyRuntime.interpreters.head == NULL) {
Py_FatalError("PyInterpreterState_DeleteExceptMain: missing main");
}
PyThreadState_Swap(tstate);
}
void
PyInterpreterState_Delete(PyInterpreterState *interp)
{
PyInterpreterState **p;
zapthreads(interp);
HEAD_LOCK();
for (p = &interp_head; ; p = &(*p)->next) {
if (*p == NULL)
Py_FatalError(
"PyInterpreterState_Delete: invalid interp");
if (*p == interp)
break;
}
if (interp->tstate_head != NULL)
Py_FatalError("PyInterpreterState_Delete: remaining threads");
*p = interp->next;
HEAD_UNLOCK();
PyMem_RawFree(interp);
#ifdef WITH_THREAD
if (interp_head == NULL && head_mutex != NULL) {
PyThread_free_lock(head_mutex);
head_mutex = NULL;
}
#endif
}
void
PyInterpreterState_Delete(PyInterpreterState *interp)
{
PyInterpreterState **p;
zapthreads(interp);
HEAD_LOCK();
for (p = &_PyRuntime.interpreters.head; ; p = &(*p)->next) {
if (*p == NULL)
Py_FatalError(
"PyInterpreterState_Delete: invalid interp");
if (*p == interp)
break;
}
if (interp->tstate_head != NULL)
Py_FatalError("PyInterpreterState_Delete: remaining threads");
*p = interp->next;
if (_PyRuntime.interpreters.main == interp) {
_PyRuntime.interpreters.main = NULL;
if (_PyRuntime.interpreters.head != NULL)
Py_FatalError("PyInterpreterState_Delete: remaining subinterpreters");
}
HEAD_UNLOCK();
if (interp->id_mutex != NULL) {
PyThread_free_lock(interp->id_mutex);
}
if (interp->ceval.pending.lock != NULL) {
PyThread_free_lock(interp->ceval.pending.lock);
}
PyMem_RawFree(interp);
}
void
PyInterpreterState_Delete(PyInterpreterState *interp)
{
PyInterpreterState **p;
zapthreads(interp);
HEAD_LOCK();
for (p = &interp_head; ; p = &(*p)->next) {
if (*p == NULL)
Py_FatalError(
"PyInterpreterState_Delete: invalid interp");
if (*p == interp)
break;
}
if (interp->tstate_head != NULL)
Py_FatalError("PyInterpreterState_Delete: remaining threads");
*p = interp->next;
HEAD_UNLOCK();
free(interp);
}
