Fix symlink replacement of virt-builder directory (RHBZ#1943838).

guestfs-tools.spec

@@ -26,7 +26,7 @@
 Summary:       Tools to access and modify virtual machine disk images
 Name:          guestfs-tools
 Version:       1.45.2
-Release:       5%{?dist}
+Release:       6%{?dist}
 License:       GPLv2+
 
 # Build only for architectures that have a kernel
@@ -312,11 +312,22 @@ find $RPM_BUILD_ROOT -name '*.la' -delete
 mv $RPM_BUILD_ROOT%{_docdir}/%{name} installed-docs
 gzip --best installed-docs/*.xml
 
-
 # Find locale files.
 %find_lang %{name}
 
 
+# Fix upgrades from old libguestfs-tools-c package
+# which had /etc/virt-builder -> xdg/virt-builder.
+# https://docs.fedoraproject.org/en-US/packaging-guidelines/Directory_Replacement/
+# This can be removed in Fedora > 36.
+%pretrans -p <lua>
+path = "/etc/virt-builder"
+st = posix.stat(path)
+if st and st.type == "link" then
+  os.remove(path)
+end
+
+
 %files -f %{name}.lang
 %license COPYING
 %doc README
@@ -397,6 +408,9 @@ gzip --best installed-docs/*.xml
 
 
 %changelog
+* Mon Mar 29 2021 Richard W.M. Jones <rjones@redhat.com> - 1.45.2-6
+- Fix symlink replacement of virt-builder directory (RHBZ#1943838).
+
 * Fri Mar 26 2021 Richard W.M. Jones <rjones@redhat.com> - 1.45.2-5
 - Skip test-virt-resize.pl that takes too long to run.