!36 fix install error

From: @xinghe_1 
Reviewed-by: @kircher 
Signed-off-by: @kircher

ebtables.spec

@@ -1,7 +1,7 @@
 
 Name:             ebtables
 Version:          2.0.11
-Release:          7
+Release:          8
 Summary:          A filtering tool for a Linux-based bridging firewall
 License:          GPLv2+
 URL:              http://ebtables.sourceforge.net/
@@ -62,20 +62,21 @@ echo "%{_libdir}/ebtables" > %{buildroot}/etc/ld.so.conf.d/%{name}-%{_arch}.conf
 %post
 %systemd_post ebtables.service
 %?ldconfig
-if [ "$(readlink -e %{_sbindir}/ebtables)" == %{_sbindir}/ebtables ] ; then
+pfx=%{_sbindir}/ebtables
-	rm -f %{_sbindir}/ebtables
+manpfx=%{_mandir}/man8/ebtables
+for sfx in "" "-restore" "-save"; do
+	if [ "$(readlink -e $pfx$sfx)" == $pfx$sfx ]; then
+		rm -f $pfx$sfx
+	fi
+done
+if [ "$(readlink -e $manpfx.8.gz)" == $manpfx.8.gz ]; then
+	rm -f $manpfx.8.gz
 fi
-%{_sbindir}/update-alternatives --install %{_sbindir}/ebtables ebtables %{_sbindir}/ebtables-legacy 10
+%{_sbindir}/update-alternatives --install \
-
+	$pfx ebtables $pfx-legacy 10 \
-if [ "$(readlink -e %{_sbindir}/ebtables-restore)" == %{_sbindir}/ebtables-restore ] ; then
+	--slave $pfx-save ebtables-save $pfx-legacy-save \
-	rm -f %{_sbindir}/ebtables-restore
+	--slave $pfx-restore ebtables-restore $pfx-legacy-restore \
-fi
+	--slave $manpfx.8.gz ebtables-man $manpfx-legacy.8.gz
-%{_sbindir}/update-alternatives --install %{_sbindir}/ebtables-restore ebtables-restore %{_sbindir}/ebtables-legacy-restore 10
-
-if [ "$(readlink -e %{_sbindir}/ebtables-save)" == %{_sbindir}/ebtables-save ] ; then
-	rm -f %{_sbindir}/ebtables-save
-fi
-%{_sbindir}/update-alternatives --install %{_sbindir}/ebtables-save ebtables-save %{_sbindir}/ebtables-legacy-save 10
 
 %preun
 %systemd_preun ebtables.service
@@ -83,6 +84,10 @@ fi
 %postun
 %systemd_postun_with_restart ebtables.service
 %?ldconfig
+if [ $1 -eq 0 ]; then
+	%{_sbindir}/update-alternatives --remove \
+		ebtables %{_sbindir}/ebtables-legacy
+fi
 
 %files
 %license COPYING
@@ -105,6 +110,12 @@ fi
 %doc %{_mandir}/man8/ebtables-legacy.8*
 
 %changelog
+* Fri Jun 30 2023 xinghe <xinghe2@h-partners.com> - 2.0.11-8
+- Type:bugfix
+- CVE:NA
+- SUG:NA
+- DESC:fix install error
+
 * Mon Nov 28 2022 yanglu<yanglu72@h-partners.com> - 2.0.11-7
 - Type:bugfix
 - CVE:NA