Add a grubby-bls package that conflicts with grubby

Signed-off-by: Peter Jones <pjones@redhat.com>

grubby.in

@@ -0,0 +1,8 @@
+#!/bin/bash
+if [[ -x @@LIBEXECDIR@@/grubby-bls ]] ; then
+	exec @@LIBEXECDIR@@/grubby-bls "${@}"
+elif [[ -x @@LIBEXECDIR@@/grubby ]] ; then
+	exec @@LIBEXECDIR@@/grubby "${@}"
+fi
+echo "Grubby is not installed correctly." >>/dev/stderr
+exit 1

grubby.spec

@@ -10,13 +10,14 @@ URL: https://github.com/rhinstaller/grubby
 # Source0: %%{name}-%%{version}.tar.bz2
 Source0: https://github.com/rhboot/grubby/archive/%{version}-1.tar.gz
 Source1: grubby-bls
+Source2: grubby.in
 Patch1: drop-uboot-uImage-creation.patch
 Patch2: 0001-Change-return-type-in-getRootSpecifier.patch
 Patch3: 0002-Add-btrfs-subvolume-support-for-grub2.patch
 Patch4: 0003-Add-tests-for-btrfs-support.patch
 
 BuildRequires: pkgconfig glib2-devel popt-devel 
-BuildRequires: libblkid-devel git-core
+BuildRequires: libblkid-devel git-core sed
 # for make test / getopt:
 BuildRequires: util-linux-ng
 %ifarch aarch64 i686 x86_64 %{power64}
@@ -60,28 +61,42 @@ make test
 %install
 make install DESTDIR=$RPM_BUILD_ROOT mandir=%{_mandir}
 
-rm %{buildroot}/sbin/installkernel
-rm %{buildroot}/sbin/new-kernel-pkg
-cp %{SOURCE1} %{buildroot}/sbin/grubby
+mkdir -p %{buildroot}%{_libexecdir}/grubby/
+mv -v %{buildroot}/sbin/grubby %{buildroot}%{_libexecdir}/grubby/grubby
+cp -v %{SOURCE1} %{buildroot}%{_libexecdir}/grubby/
+sed -e "s,@@LIBEXECDIR@@,%{_libexecdir},g" %{SOURCE2} \
+	> %{buildroot}%{_sbindir}/grubby
 
 %package bls
 Summary:	Command line tool for updating BootLoaderSpec files
-Obsoletes:	%{name} < 8.40-13
+Conflicts:	%{name} <= 8.40-13
 BuildArch:	noarch
 
 %description bls
 This package provides a grubby wrapper that manages BootLoaderSpec files and is
 meant to only be used for legacy compatibility users with existing grubby users.
 
+%files
+%{!?_licensedir:%global license %%doc}
+%license COPYING
+%dir %{_libexecdir}/grubby
+%{_libexecdir}/grubby/grubby
+/sbin/grubby
+/sbin/installkernel
+/sbin/new-kernel-pkg
+%{_mandir}/man8/*.8*
+
 %files bls
 %{!?_licensedir:%global license %%doc}
 %license COPYING
+%dir %{_libexecdir}/grubby
+%{_libexecdir}/grubby/grubby-bls
 /sbin/grubby
 %{_mandir}/man8/*.8*
 
 %changelog
 * Fri Jul 13 2018 Javier Martinez Canillas <javierm@redhat.com> - 8.40-13
-- Add a grubby-bls package that contains grubby-bls script and obsoletes grubby
+- Add a grubby-bls package that conflicts with grubby
 
 * Tue Apr 10 2018 Javier Martinez Canillas <javierm@redhat.com> - 8.40-12
 - Use .rpmsave as backup suffix when switching to BLS configuration