1 files changed, 3 insertions, 3 deletions
diff --git a/ext/extmk.rb.in b/ext/extmk.rb.in
index 941d9d5dab..adbc350b80 100644
--- a/ext/extmk.rb.in
+++ b/ext/extmk.rb.in
@@ -362,9 +362,9 @@ end
 
 def create_makefile(target)
   $target = target
-  if target.rindex(%r!/!)
-    target = $'
-    target_prefix = "/"+$`
+  if target.include?('/')
+    target_prefix, target = File.split(target)
+    target_prefix[0,0] = '/'
   else
     target_prefix = ""
   end