grml-terminalserver-config: move file grub.img only if it exists

[grml-terminalserver.git] / grml-terminalserver-config

diff --git a/grml-terminalserver-config b/grml-terminalserver-config
index c9920ad..8a3d60b 100755 (executable)
--- a/grml-terminalserver-config
+++ b/grml-terminalserver-config
@@ -558,8 +558,12 @@ EOT
   isExistent $st1_ warn || return 1
   isExistent $st2_ warn || return 1
 
-  execute "mv -fb $PATH_/grub.img $PATH_/grub.img.old"
+  if [ -r "$PATH_/grub.img" ] ; then
+     execute "mv -fb $PATH_/grub.img $PATH_/grub.img.old"
+  fi
+
   execute "cat $st1_ $st2_ > $PATH_/grub.img" warn || return 1
+
   return 0
 }