From cdcf3b0626f8912e78432d2263bda2aa3ed76813 Mon Sep 17 00:00:00 2001
From: Luya Tshimbalanga <luya@fedoraproject.org>
Date: Jun 21 2020 08:13:40 +0000
Subject: Remove undocumented and undefined function on Python 3.9

Use documented python function defined on Python 3.9 (#1843100)

---

diff --git a/blender.spec b/blender.spec
index 4abb124..a91dc68 100644
--- a/blender.spec
+++ b/blender.spec
@@ -17,7 +17,7 @@
 Name:       blender
 Epoch:      1
 Version:    %{blender_api}.0
-Release:    1%{?dist}.1
+Release:    2%{?dist}
 
 Summary:    3D modeling, animation, rendering and post-production
 License:    GPLv2
@@ -34,7 +34,7 @@ Patch0:     %{name}-%{blender_api}-droid.patch
 
 # Development stuff
 BuildRequires:  boost-devel
-BuildRequires:  cmake3
+BuildRequires:  cmake
 BuildRequires:  desktop-file-utils
 BuildRequires:  gcc-c++
 BuildRequires:  gettext
@@ -48,16 +48,16 @@ BuildRequires:  pkgconfig(jemalloc)
 BuildRequires:  pkgconfig(libpcre)
 BuildRequires:  pkgconfig(libxml-2.0)
 BuildRequires:  pkgconfig(openssl)
+BuildRequires:  pkgconfig(pugixml)
 BuildRequires:  pkgconfig(python3) >= 3.5
 BuildRequires:  pkgconfig(xxf86vm)
-BuildRequires:  pugixml-devel
 BuildRequires:  python3-numpy
 BuildRequires:  python3-requests
 BuildRequires:  subversion-devel
 
 # Compression stuff
-BuildRequires:  lzo-devel
 BuildRequires:  pkgconfig(liblzma)
+BuildRequires:  pkgconfig(lzo2)
 BuildRequires:  pkgconfig(zlib)
 
 # 3D modeling stuff
@@ -172,6 +172,13 @@ rm -f build_files/cmake/Modules/FindOpenJPEG.cmake
 # Fix all Python shebangs recursively in .
 pathfix.py -pni "%{__python3} %{py3_shbang_opts}" .
 
+# Replace undocumented removed python declaration upstream on Python 3.9
+# https://bugs.python.org/issue39372
+# https://bugzilla.redhat.com/show_bug.cgi?id=1843100#c3
+%if 0%{?fedora} > 32
+ sed -i 's|PyNoArgsFunction|PyCFunction|g' source/blender/python/mathutils/mathutils_Matrix.c
+%endif
+
 mkdir cmake-make
 
 %build
@@ -260,6 +267,10 @@ appstream-util validate-relax --nonet %{buildroot}%{_metainfodir}/%{name}-fonts.
 %{_metainfodir}/%{name}-fonts.metainfo.xml
 
 %changelog
+* Sat Jun 20 2020 Luya Tshimbalanga <luya@fedoraproject.org> - 1:2.83.0-2
+- Remove undocumented and undefined function on Python 3.9
+- Use documented python function defined on Python 3.9 (#1843100)
+
 * Sun Jun 14 2020 Luya Tshimbalanga <luya@fedoraproject.org> - 1:2.83.0-1.1
 - Temporarily exclude ARM architecture (#1843100)