Accepting request 1038260 from Kernel:tools

- Make macros usable with older releases (boo#1205611).

OBS-URL: https://build.opensuse.org/request/show/1038260
OBS-URL: https://build.opensuse.org/package/show/devel:languages:lua/lua-macros?expand=0&rev=24

macros.lua

@@ -13,7 +13,19 @@
 # lua includes folder
 %lua_incdir %{_includedir}/lua%{lua_version}
 
-%lua_version_default 5.4
+%lua_version_default %{lua:
+local result = 5.4
+local ver = rpm.expand("%{?suse_version}")
+if #ver > 0 then
+    ver = tonumber(ver)
+    if ver < 1500 then
+        result = 5.1
+    elseif ver == 1500 then
+        result = 5.3
+    end
+end
+print(result)
+}
 %lua_version_default_nodots %(lua -e 'print((string.gsub("%{lua_version_default}", "%.", "")))')
 
 %ifluadefault \