From 4ff57fb387f5d4bfdbdefab203b36f80fc510660 Mon Sep 17 00:00:00 2001
From: Thomas Andrejak <thomas.andrejak@gmail.com>
Date: Sat, 14 Aug 2021 00:52:08 +0200
Subject: [PATCH] Fix BZ 1973946

---
 libprelude-5.2.0-fix-PyIOBase_Type.patch | 53 ++++++++++++++++++++++++
 libprelude.spec                          |  7 +++-
 2 files changed, 59 insertions(+), 1 deletion(-)
 create mode 100644 libprelude-5.2.0-fix-PyIOBase_Type.patch

diff --git a/libprelude-5.2.0-fix-PyIOBase_Type.patch b/libprelude-5.2.0-fix-PyIOBase_Type.patch
new file mode 100644
index 0000000..fba6213
--- /dev/null
+++ b/libprelude-5.2.0-fix-PyIOBase_Type.patch
@@ -0,0 +1,53 @@
+Description: Fix PyIOBase_Type
+Author: Thomas Andrejak <thomas.andrejak@gmail.com>
+Last-Update: 2021-08-13
+
+--- libprelude-5.2.0/bindings/python/libpreludecpp-python.i	2020-09-09 16:30:32.510000000 +0200
++++ libprelude-5.2.0/bindings/python/libpreludecpp-python.i	2021-08-13 23:20:11.672221930 +0200
+@@ -163,6 +163,26 @@
+         $1 = _cb_python_log;
+ };
+ 
++%{
++static PyObject *PyIOBase_TypeObj;
++
++static int init_file_emulator(void)
++{
++    PyObject *io = PyImport_ImportModule("_io");
++    if (io == NULL)
++        return -1;
++    PyIOBase_TypeObj = PyObject_GetAttrString(io, "_IOBase");
++    if (PyIOBase_TypeObj == NULL)
++        return -1;
++    return 0;
++}
++%}
++
++%init %{
++if (init_file_emulator() < 0) {
++    return NULL;
++}
++%}
+ 
+ /* tell swig not to cast void * value */
+ %typemap(in) void *nocast_file_p %{
+@@ -172,8 +192,7 @@
+ 
+         }
+ #else
+-        extern PyTypeObject PyIOBase_Type;
+-        if ( ! PyObject_IsInstance((PyObject *) $input, (PyObject *) &PyIOBase_Type) ) {
++        if ( ! PyObject_IsInstance((PyObject *) $input, PyIOBase_TypeObj) ) {
+                 SWIG_exception_fail(SWIG_RuntimeError, "Argument is not a file object");
+         }
+ #endif
+@@ -186,8 +205,7 @@
+ #if PY_VERSION_HEX < 0x03000000
+         $1 = PyFile_Check((PyObject *) $input);
+ #else
+-        extern PyTypeObject PyIOBase_Type;
+-        $1 = PyObject_IsInstance((PyObject *) $input, (PyObject *) &PyIOBase_Type);
++        $1 = PyObject_IsInstance((PyObject *) $input, PyIOBase_TypeObj);
+ #endif
+ %}
+ 
diff --git a/libprelude.spec b/libprelude.spec
index 4ef49cf..ad5ca39 100644
--- a/libprelude.spec
+++ b/libprelude.spec
@@ -7,7 +7,7 @@
 
 Name:           libprelude
 Version:        5.2.0
-Release:        8%{?dist}
+Release:        9%{?dist}
 Summary:        Secure Connections between all Sensors and the Prelude Manager
 License:        LGPL-2.1+
 URL:            https://www.prelude-siem.org/
@@ -37,6 +37,8 @@ Patch10:        libprelude-5.2.0-fix-test_rwlock1.patch
 Patch11:        libprelude-5.2.0-ruby27.patch
 # Remove unneded libraries from libprelude-config --libs (bz#1830473)
 Patch12:        libprelude-5.2.0-clean_libprelude-config.patch
+# #1973946
+Patch13:        libprelude-5.2.0-fix-PyIOBase_Type.patch
 BuildRequires: make
 BuildRequires:  gcc
 BuildRequires:  gcc-c++
@@ -239,6 +241,9 @@ patch -d %{buildroot}%{_includedir}/libprelude/ -p0 < %SOURCE1
 %doc AUTHORS ChangeLog README NEWS
 
 %changelog
+* Fri Aug 13 2021 Thomas Andrejak <thomas.andrejak@gmail.com> - 5.2.0-9
+- Fix BZ 1973946
+
 * Thu Aug 05 2021 Gwyn Ciesla <gwync@protonmail.com> - 5.2.0-8
 - Fix BZ 1908783