1 files changed, 24 insertions, 0 deletions
diff --git a/tasks/ruby_ext.rake b/tasks/ruby_ext.rake
new file mode 100644
index 000000000..08633b4da
--- /dev/null
+++ b/tasks/ruby_ext.rake
@@ -0,0 +1,24 @@
+def exefile(filename)
+  if ENV['OS'] == 'Windows_NT'
+    "#{filename}.exe"
+  else
+    filename
+  end
+end
+
+def filename(name)
+  if ENV['OS'] == 'Windows_NT'
+    '"'+name.gsub('/', '\\')+'"'
+  end
+  '"'+name+'"'
+end
+
+def filenames(names)
+  [names].flatten.map { |n| filename(n) }.join(' ')
+end
+
+class String
+  def relative_path_from(dir)
+    Pathname.new(self).relative_path_from(Pathname.new(dir)).to_s
+  end
+end