issue-1421 changes for oracle 8 support

python-file-read-backwards/unibuild-packaging/rpm/python-file-read-backwards.spec

@@ -1,10 +1,31 @@
 #
 # RPM Spec for Python file-read-backwards Module
 #
+#
+# Python
+#
+
+# This is the version we like.
+%define _python_version_major 3
+
+%if 0%{?el7}
+%error EL7 is no longer supported.  Try something newer.
+%endif
+
+%if 0%{?el8}%{?ol8}
+# EL8 standardized on just the major version, as did EPEL.
+%define _python python%{_python_version_major}
+
+%else
+
+# EL9+ has everyting as just plain python
+%define _python python
+
+%endif
 
 %define short	file-read-backwards
 
-Name:		python-%{short}
+Name:		%{_python}-%{short}
 Version:	3.0.0
 Release:	1%{?dist}
 Summary:	Memory efficient way of reading files line-by-line from the end of file
@@ -19,10 +40,11 @@ Url:		https://github.com/RobinNil/file_read_backwards
 
 Source:		%{short}-%{version}.tar.gz
 
-BuildRequires:	python3
-BuildRequires:	python3-setuptools
 
-Requires:	python3
+BuildRequires:	%{_python}
+BuildRequires:	%{_python}-setuptools
+
+Requires:	%{_python}
 
 
 %description
@@ -39,11 +61,11 @@ Memory efficient way of reading files line-by-line from the end of file
 
 
 %build
-%{python3} setup.py build
+%{_python} setup.py build
 
 
 %install
-%{python3} setup.py install \
+%{_python} setup.py install \
     --root=$RPM_BUILD_ROOT \
     --single-version-externally-managed -O1 \
     --record=INSTALLED_FILES
@@ -54,4 +76,4 @@ rm -rf $RPM_BUILD_ROOT
 
 
 %files -f INSTALLED_FILES
-%defattr(-,root,root)
+%defattr(-,root,root)