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python3-protobuf: use upstream patch (fix memory leaks)

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Đoàn Trần Công Danh 2022-09-24 13:08:16 +07:00
parent d9a0015833
commit 7cc6ab9062
1 changed files with 110 additions and 24 deletions
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134
srcpkgs/python3-protobuf/patches/python-3.11.patch
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@ -1,46 +1,132 @@
--- a/google/protobuf/pyext/descriptor.cc
+++ b/google/protobuf/pyext/descriptor.cc
@@ -91,6 +91,12 @@ PyObject* PyString_FromCppString(const s
//
// TODO(amauryfa): Change the proto2 compiler to remove the assignments, and
// remove this hack.
+#if PY_VERSION_HEX < 0x03090000
+#define PyFrame_GetCode(x) (x)->f_code
+#define PyFrame_GetGlobals(x) (x)->f_globals
+#define PyFrame_GetLocals(x) (x)->f_locals
+#define PyFrame_GetBack(x) (x)->f_back
From da973aff2adab60a9e516d3202c111dbdde1a50f Mon Sep 17 00:00:00 2001
From: Alexander Shadchin <alexandr.shadchin@gmail.com>
Date: Sun, 14 Aug 2022 21:13:49 +0300
Subject: [PATCH] Fix build with Python 3.11
The PyFrameObject structure members have been removed from the public C API.
---
python/google/protobuf/pyext/descriptor.cc | 75 ++++++++++++++++++----
1 file changed, 62 insertions(+), 13 deletions(-)
diff --git a/python/google/protobuf/pyext/descriptor.cc b/python/google/protobuf/pyext/descriptor.cc
index fc83acf01a..fc97b0fa6c 100644
--- a/python/google/protobuf/pyext/descriptor.cc
+++ b/python/google/protobuf/pyext/descriptor.cc
@@ -58,6 +58,37 @@
: 0) \
: PyBytes_AsStringAndSize(ob, (charpp), (sizep)))
+#if PY_VERSION_HEX < 0x030900B1 && !defined(PYPY_VERSION)
+static PyCodeObject* PyFrame_GetCode(PyFrameObject *frame)
+{
+ Py_INCREF(frame->f_code);
+ return frame->f_code;
+}
+
+static PyFrameObject* PyFrame_GetBack(PyFrameObject *frame)
+{
+ Py_XINCREF(frame->f_back);
+ return frame->f_back;
+}
+#endif
bool _CalledFromGeneratedFile(int stacklevel) {
#ifndef PYPY_VERSION
+
+#if PY_VERSION_HEX < 0x030B00A7 && !defined(PYPY_VERSION)
+static PyObject* PyFrame_GetLocals(PyFrameObject *frame)
+{
+ if (PyFrame_FastToLocalsWithError(frame) < 0) {
+ return NULL;
+ }
+ Py_INCREF(frame->f_locals);
+ return frame->f_locals;
+}
+
+static PyObject* PyFrame_GetGlobals(PyFrameObject *frame)
+{
+ Py_INCREF(frame->f_globals);
+ return frame->f_globals;
+}
+#endif
+
namespace google {
namespace protobuf {
namespace python {
@@ -96,48 +127,66 @@ bool _CalledFromGeneratedFile(int stacklevel) {
// This check is not critical and is somewhat difficult to implement correctly
@@ -100,18 +106,18 @@ bool _CalledFromGeneratedFile(int stackl
return false;
// in PyPy.
PyFrameObject* frame = PyEval_GetFrame();
+ PyCodeObject* frame_code = nullptr;
+ PyObject* frame_globals = nullptr;
+ PyObject* frame_locals = nullptr;
+ bool result = false;
+
if (frame == nullptr) {
- return false;
+ goto exit;
}
+ Py_INCREF(frame);
while (stacklevel-- > 0) {
- frame = frame->f_back;
+ frame = PyFrame_GetBack(frame);
+ PyFrameObject* next_frame = PyFrame_GetBack(frame);
+ Py_DECREF(frame);
+ frame = next_frame;
if (frame == nullptr) {
return false;
- return false;
+ goto exit;
}
}
- if (frame->f_code->co_filename == nullptr) {
+ if (PyFrame_GetCode(frame)->co_filename == nullptr) {
return false;
- return false;
+ frame_code = PyFrame_GetCode(frame);
+ if (frame_code->co_filename == nullptr) {
+ goto exit;
}
char* filename;
Py_ssize_t filename_size;
- if (PyString_AsStringAndSize(frame->f_code->co_filename,
+ if (PyString_AsStringAndSize(PyFrame_GetCode(frame)->co_filename,
+ if (PyString_AsStringAndSize(frame_code->co_filename,
&filename, &filename_size) < 0) {
// filename is not a string.
PyErr_Clear();
@@ -132,7 +138,7 @@ bool _CalledFromGeneratedFile(int stackl
return false;
- return false;
+ goto exit;
}
if ((filename_size < 3) ||
(strcmp(&filename[filename_size - 3], ".py") != 0)) {
// Cython's stack does not have .py file name and is not at global module
// scope.
- return true;
+ result = true;
+ goto exit;
}
if (filename_size < 7) {
// filename is too short.
- return false;
+ goto exit;
}
if (strcmp(&filename[filename_size - 7], "_pb2.py") != 0) {
// Filename is not ending with _pb2.
- return false;
+ goto exit;
}
- if (frame->f_globals != frame->f_locals) {
+ if (PyFrame_GetGlobals(frame) != PyFrame_GetLocals(frame)) {
+ frame_globals = PyFrame_GetGlobals(frame);
+ frame_locals = PyFrame_GetLocals(frame);
+ if (frame_globals != frame_locals) {
// Not at global module scope
return false;
- return false;
+ goto exit;
}
#endif
- return true;
+ result = true;
+exit:
+ Py_XDECREF(frame_globals);
+ Py_XDECREF(frame_locals);
+ Py_XDECREF(frame_code);
+ Py_XDECREF(frame);
+ return result;
}
// If the calling code is not a _pb2.py file, raise AttributeError.