diff --git a/LICENSE b/LICENSE
new file mode 100644
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,30 @@
+Copyright (c) 2013, Takayuki Muranushi
+
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+    * Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+
+    * Redistributions in binary form must reproduce the above
+      copyright notice, this list of conditions and the following
+      disclaimer in the documentation and/or other materials provided
+      with the distribution.
+
+    * Neither the name of Takayuki Muranushi nor the names of other
+      contributors may be used to endorse or promote products derived
+      from this software without specific prior written permission.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
diff --git a/Setup.hs b/Setup.hs
new file mode 100644
--- /dev/null
+++ b/Setup.hs
@@ -0,0 +1,2 @@
+import Distribution.Simple
+main = defaultMain
diff --git a/embeddock.cabal b/embeddock.cabal
new file mode 100644
--- /dev/null
+++ b/embeddock.cabal
@@ -0,0 +1,30 @@
+-- Initial embeddock.cabal generated by cabal init.  For further 
+-- documentation, see http://haskell.org/cabal/users-guide/
+
+name:                embeddock
+version:             0.1.0.0
+synopsis:            In Haddock documentation embed the values from the same module
+description:         embeddock is a Haskell source-code preprocessor. 
+                     It allows you to embed computer-generated 
+                     values in the documentation.
+                     
+
+homepage:            https://github.com/nushio3/embeddock
+license:             BSD3
+license-file:        LICENSE
+author:              Takayuki Muranushi
+maintainer:          muranushi@gmail.com
+-- copyright:           
+category:            Documentation
+build-type:          Simple
+cabal-version:       >=1.8
+
+executable embeddock
+  main-is:             main.hs
+  hs-source-dirs:      src/
+  -- other-modules:       
+  build-depends:       base ==4.6.*
+                     , filepath >= 1.3
+                     , her-lexer >= 0.1.1
+                     , MissingH >= 1.2
+                     , process >= 0.9
diff --git a/src/main.hs b/src/main.hs
new file mode 100644
--- /dev/null
+++ b/src/main.hs
@@ -0,0 +1,111 @@
+{-# OPTIONS -Wall #-}
+
+import Control.Monad
+import Data.List (isInfixOf)
+import Data.String.Utils (replace)
+import Language.Haskell.Her.HaLay (ready, tokssOut, toksOut, Tok(Com))
+import System.Environment
+import System.FilePath (splitFileName, splitExtension, (</>), (<.>))
+import System.IO
+import System.Process (runInteractiveCommand)
+import Text.Printf
+
+
+main :: IO ()
+main = do
+  (srcPath:_:destPath:ppOpts) <- getArgs
+  src <- readFile srcPath
+  let
+    embedKey :: String
+    runhaskellArgs :: [String]
+
+    (embedKey,runhaskellArgs) = case ppOpts of
+      []     -> ("$", [])
+      (x:xs) -> (x, xs)
+
+    openKey, closeKey :: String
+    openKey = findFree "Open" 1 "Sesami"
+    closeKey = findFree "Close" 1 "Sesami"
+
+    findFree tag n tag' =
+      let cand = tag ++ show (n::Integer) ++ tag' in
+        if cand `isInfixOf` src then findFree tag (3*n) tag'
+                                else cand
+
+    parsedSrc :: [[Tok]]
+    parsedSrc =
+      map (filter (not . isEmbedPragma)) $
+      ready srcPath src
+
+    isEmbedPragma :: Tok -> Bool
+    isEmbedPragma (Com str)
+      | "OPTIONS_GHC" `isInfixOf` str && "embeddock" `isInfixOf` str
+                    = True
+      | otherwise   = False
+    isEmbedPragma _ = False
+
+    (srcDir, srcFn) = splitFileName srcPath
+    (srcFnBody, srcExt) = splitExtension srcFn
+
+    isEmbedLoop = (head srcFn == '.') &&
+                  ("_embeddock." `isInfixOf` srcFn)
+
+    runnerFn = srcDir </> ("." ++ srcFnBody ++ "_embeddock") <.> srcExt
+
+    destContent = tokssOut parsedSrc
+
+    quineMain = unlines $ "main = do" :map mkPrinter parsedSrc
+
+    mkPrinter :: [Tok] -> String
+    mkPrinter toks = ("  putStr $ " ++ ) $
+        replace openKey  "\"++(" $
+        replace closeKey ")++\"" $
+        show $ toksOut $ map seedEmbed toks
+      where
+        embeds :: [String]
+        embeds = toks >>= findEmbed
+
+        seedEmbed :: Tok -> Tok
+        seedEmbed (Com str) = Com $ foldl
+            (\str e -> replace (printf "%s(%s)" embedKey e)
+                               (printf "%s%s%s" openKey e closeKey)
+                               str)
+            str embeds
+        seedEmbed x = x
+
+
+    findEmbed :: Tok -> [String]
+    findEmbed (Com str) = go str
+      where
+        go []  = []
+        go xss@(_:xs) = try embedKey xss `mplus` go xs
+
+        try [] []       = []
+        try _  []       = []
+        try (k:ey) (x:xs)
+          | k==x        = try ey xs
+          | otherwise   = []
+        try [] ('(':xs) = tryParen (1::Int) xs ""
+        try _ _         = []
+
+        tryParen n [] buf
+          | n <= 0    = [reverse $ drop 1 buf]
+          | otherwise = []
+
+        tryParen n (x:xs) buf
+          | n <= 0    = [reverse $ drop 1 buf]
+          | otherwise = let next '(' = n+1
+                            next ')' = n-1
+                            next _   = n
+                        in tryParen (next x) xs (x:buf)
+    findEmbed _ = []
+
+
+
+  when (not isEmbedLoop) $ do
+    print parsedSrc
+    print embedKey
+    writeFile runnerFn $ destContent ++ "\n" ++ quineMain
+    (_, hOut, _, _) <- runInteractiveCommand $
+      printf "runhaskell %s %s" (unwords runhaskellArgs) runnerFn
+    hGetContents hOut >>= writeFile destPath