make pyThreadState_DeleteCurrent internal

Author: nanjekyejoannah

Doc/c-api/init.rst

@@ -1023,12 +1023,6 @@ All of the following functions must be called after :c:func:`Py_Initialize`.
    The thread state must have been reset with a previous call to
    :c:func:`PyThreadState_Clear`.
 
-.. c:function:: void PyThreadState_DeleteCurrent()
-
-    Destroy the current thread state and release the global interpreter lock.
-    interpreter lock need not be held. Like :c:func:`PyThreadState_Delete`, the global
-    interpreter lock need not be held. When using :c:func:`PyThreadState_DeleteCurrent`, the thread state must have been reset with a previous
-    call to :c:func:`PyThreadState_Clear`.
 
 .. c:function:: PY_INT64_T PyInterpreterState_GetID(PyInterpreterState *interp)
 

Include/internal/pycore_pylifecycle.h

@@ -109,6 +109,8 @@ PyAPI_FUNC(void) _PyErr_Print(PyThreadState *tstate);
 PyAPI_FUNC(void) _PyErr_Display(PyObject *file, PyObject *exception,
                                 PyObject *value, PyObject *tb);
 
+PyAPI_FUNC(void) _PyThreadState_DeleteCurrent(_PyRuntimeState *runtime);
+
 #ifdef __cplusplus
 }
 #endif

Include/pystate.h

@@ -50,7 +50,6 @@ PyAPI_FUNC(PyObject*) PyState_FindModule(struct PyModuleDef*);
 PyAPI_FUNC(PyThreadState *) PyThreadState_New(PyInterpreterState *);
 PyAPI_FUNC(void) PyThreadState_Clear(PyThreadState *);
 PyAPI_FUNC(void) PyThreadState_Delete(PyThreadState *);
-PyAPI_FUNC(void) PyThreadState_DeleteCurrent(void);
 
 /* Get the current thread state.
 

Modules/_threadmodule.c

@@ -1025,7 +1025,7 @@ t_bootstrap(void *boot_raw)
     PyMem_DEL(boot_raw);
     tstate->interp->num_threads--;
     PyThreadState_Clear(tstate);
-    PyThreadState_DeleteCurrent();
+    _PyThreadState_DeleteCurrent(&_PyRuntime);
     PyThread_exit_thread();
 }
 

Modules/_tracemalloc.c

@@ -34,7 +34,7 @@ static struct {
 #if defined(TRACE_RAW_MALLOC)
 /* This lock is needed because tracemalloc_free() is called without
    the GIL held from PyMem_RawFree(). It cannot acquire the lock because it
-   would introduce a deadlock in PyThreadState_DeleteCurrent(). */
+   would introduce a deadlock in _PyThreadState_DeleteCurrent(). */
 static PyThread_type_lock tables_lock;
 #  define TABLES_LOCK() PyThread_acquire_lock(tables_lock, 1)
 #  define TABLES_UNLOCK() PyThread_release_lock(tables_lock)
@@ -728,7 +728,7 @@ tracemalloc_free(void *ctx, void *ptr)
         return;
 
      /* GIL cannot be locked in PyMem_RawFree() because it would introduce
-        a deadlock in PyThreadState_DeleteCurrent(). */
+        a deadlock in _PyThreadState_DeleteCurrent(). */
 
     alloc->free(alloc->ctx, ptr);
 

Python/pystate.c

@@ -809,7 +809,7 @@ PyThreadState_Clear(PyThreadState *tstate)
 }
 
 
-/* Common code for PyThreadState_Delete() and PyThreadState_DeleteCurrent() */
+/* Common code for PyThreadState_Delete() and _PyThreadState_DeleteCurrent() */
 static void
 tstate_delete_common(_PyRuntimeState *runtime, PyThreadState *tstate)
 {
@@ -858,14 +858,14 @@ PyThreadState_Delete(PyThreadState *tstate)
 }
 
 
-static void
+void
 _PyThreadState_DeleteCurrent(_PyRuntimeState *runtime)
 {
     struct _gilstate_runtime_state *gilstate = &runtime->gilstate;
     PyThreadState *tstate = _PyRuntimeGILState_GetThreadState(gilstate);
     if (tstate == NULL)
         Py_FatalError(
-            "PyThreadState_DeleteCurrent: no current tstate");
+            "_PyThreadState_DeleteCurrent: no current tstate");
     tstate_delete_common(runtime, tstate);
     if (gilstate->autoInterpreterState &&
         PyThread_tss_get(&gilstate->autoTSSkey) == tstate)
@@ -876,12 +876,6 @@ _PyThreadState_DeleteCurrent(_PyRuntimeState *runtime)
     PyEval_ReleaseLock();
 }
 
-void
-PyThreadState_DeleteCurrent()
-{
-    _PyThreadState_DeleteCurrent(&_PyRuntime);
-}
-
 
 /*
  * Delete all thread states except the one passed as argument.