Fix alternatives implementation

wxGTK3.spec

@@ -11,7 +11,7 @@
 
 Name:           %{wxgtkname}
 Version:        3.0.2
-Release:        22%{?dist}
+Release:        23%{?dist}
 Summary:        GTK port of the wxWidgets GUI library
 License:        wxWidgets
 Group:          System Environment/Libraries
@@ -122,6 +122,8 @@ Requires:       %{name}-media = %{version}-%{release}
 Requires:       %{wxbasename} = %{version}-%{release}
 Requires:       gtk%{gtkver}-devel
 Requires:       libGLU-devel
+Requires(post): %{_sbindir}/update-alternatives
+Requires(postun): %{_sbindir}/update-alternatives
 Provides:       %{srcname}-devel = %{version}-%{release}
 
 %description devel
@@ -301,6 +303,9 @@ popd
 %postun -n %{wxbasename} -p /sbin/ldconfig
 
 %post devel
+if [ -f %{_bindir}/wx-config ] && [ ! -h %{_bindir}/wx-config ] ; then
+  rm %{_bindir}/wx-config
+fi
 %{_sbindir}/update-alternatives --install %{_bindir}/wx-config \
   wx-config %{_libexecdir}/%{name}/wx-config 3
 %{_sbindir}/update-alternatives --install %{_bindir}/wxrc \
@@ -364,6 +369,9 @@ fi
 %doc docs/doxygen/out/xml/*
 
 %changelog
+* Mon Sep 19 2016 Scott Talbert <swt@techie.net> - 3.0.2-23
+- Fix alternatives implementation
+
 * Mon Sep 19 2016 Scott Talbert <swt@techie.net> - 3.0.2-22
 - Add patch to fix runtime link error due to previous patches