From 4b524161a0f9d50d782e739a3708434ffd4e94a5 Mon Sep 17 00:00:00 2001
From: Victor Stinner <vstinner@python.org>
Date: Mon, 3 Feb 2020 17:28:26 +0100
Subject: bpo-39542: Move object.h debug functions to internal C API (GH-18331)

Move the following functions from the public C API to the internal C
API:

* _PyDebug_PrintTotalRefs(),
* _Py_PrintReferenceAddresses()
* _Py_PrintReferences()
---
 Include/internal/pycore_object.h | 9 +++++++++
 Include/object.h                 | 7 -------
 Python/pylifecycle.c             | 1 +
 Python/pythonrun.c               | 1 +
 4 files changed, 11 insertions(+), 7 deletions(-)

diff --git a/Include/internal/pycore_object.h b/Include/internal/pycore_object.h
index ba6636d..eac39c8 100644
--- a/Include/internal/pycore_object.h
+++ b/Include/internal/pycore_object.h
@@ -77,6 +77,15 @@ static inline void _PyObject_GC_UNTRACK_impl(const char *filename, int lineno,
 #define _PyObject_GC_UNTRACK(op) \
     _PyObject_GC_UNTRACK_impl(__FILE__, __LINE__, _PyObject_CAST(op))
 
+#ifdef Py_REF_DEBUG
+extern void _PyDebug_PrintTotalRefs(void);
+#endif
+
+#ifdef Py_TRACE_REFS
+extern void _Py_PrintReferences(FILE *);
+extern void _Py_PrintReferenceAddresses(FILE *);
+#endif
+
 #ifdef __cplusplus
 }
 #endif
diff --git a/Include/object.h b/Include/object.h
index 1a2e704..e1cc47a 100644
--- a/Include/object.h
+++ b/Include/object.h
@@ -395,11 +395,6 @@ PyAPI_FUNC(void) _Py_NegativeRefcount(const char *filename, int lineno,
 PyAPI_FUNC(Py_ssize_t) _Py_GetRefTotal(void);
 #define _Py_INC_REFTOTAL        _Py_RefTotal++
 #define _Py_DEC_REFTOTAL        _Py_RefTotal--
-
-/* Py_REF_DEBUG also controls the display of refcounts and memory block
- * allocations at the interactive prompt and at interpreter shutdown
- */
-PyAPI_FUNC(void) _PyDebug_PrintTotalRefs(void);
 #else
 #define _Py_INC_REFTOTAL
 #define _Py_DEC_REFTOTAL
@@ -413,8 +408,6 @@ PyAPI_FUNC(int) _PyTraceMalloc_NewReference(PyObject *op);
 /* Py_TRACE_REFS is such major surgery that we call external routines. */
 PyAPI_FUNC(void) _Py_NewReference(PyObject *);
 PyAPI_FUNC(void) _Py_ForgetReference(PyObject *);
-PyAPI_FUNC(void) _Py_PrintReferences(FILE *);
-PyAPI_FUNC(void) _Py_PrintReferenceAddresses(FILE *);
 PyAPI_FUNC(void) _Py_AddToAllObjects(PyObject *, int force);
 #else
 /* Without Py_TRACE_REFS, there's little enough to do that we expand code
diff --git a/Python/pylifecycle.c b/Python/pylifecycle.c
index f130735..fbeebbd 100644
--- a/Python/pylifecycle.c
+++ b/Python/pylifecycle.c
@@ -10,6 +10,7 @@
 #include "pycore_initconfig.h"
 #include "pycore_fileutils.h"
 #include "pycore_hamt.h"
+#include "pycore_object.h"
 #include "pycore_pathconfig.h"
 #include "pycore_pyerrors.h"
 #include "pycore_pylifecycle.h"
diff --git a/Python/pythonrun.c b/Python/pythonrun.c
index b68a0b5..f4ded2e 100644
--- a/Python/pythonrun.c
+++ b/Python/pythonrun.c
@@ -12,6 +12,7 @@
 
 #include "Python-ast.h"
 #undef Yield   /* undefine macro conflicting with <winbase.h> */
+#include "pycore_object.h"
 #include "pycore_pyerrors.h"
 #include "pycore_pylifecycle.h"
 #include "pycore_pystate.h"
-- 
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