diff --git a/LICENSE b/LICENSE
new file mode 100644
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,30 @@
+Copyright (c) 2013, Hiromi ISHII
+
+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 Hiromi ISHII 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/omaketex.cabal b/omaketex.cabal
new file mode 100644
--- /dev/null
+++ b/omaketex.cabal
@@ -0,0 +1,28 @@
+-- Initial omaketex.cabal generated by cabal init.  For further 
+-- documentation, see http://haskell.org/cabal/users-guide/
+
+name:                omaketex
+version:             0.1.0.0
+synopsis:            A simple tool to generate OMakefile for latex files.
+description:         A simple toot to generate OMakefile for latex files.
+license:             BSD3
+license-file:        LICENSE
+author:              Hiromi ISHII
+maintainer:          konn.jinro_at_gmail.com
+-- copyright:           
+category:            Text
+build-type:          Simple
+-- extra-source-files:  
+cabal-version:       >=1.10
+
+executable omaketex
+  main-is:             omaketex.hs
+  -- other-modules:       
+  -- other-extensions:    
+  build-depends:       base                 >=4.6 && <4.7
+               ,       shakespeare-text     == 1.0.*
+               ,       optparse-applicative == 0.5.*
+               ,       shelly               == 1.3.*
+               ,       text                 == 0.11.*
+  -- hs-source-dirs:      
+  default-language:    Haskell2010
diff --git a/omaketex.hs b/omaketex.hs
new file mode 100644
--- /dev/null
+++ b/omaketex.hs
@@ -0,0 +1,87 @@
+{-# LANGUAGE DeriveDataTypeable, ExtendedDefaultRules, OverloadedStrings #-}
+{-# LANGUAGE QuasiQuotes, RecordWildCards                                #-}
+{-# OPTIONS_GHC -fno-warn-type-defaults -fno-warn-unused-do-bind         #-}
+module Main where
+import           Control.Monad
+import           Data.Monoid
+import qualified Data.Text             as T
+import           Options.Applicative
+import           Shelly
+import           Text.Shakespeare.Text
+
+default (T.Text)
+
+dotTeX :: T.Text -> T.Text
+dotTeX = flip T.append ".tex"
+
+omakeroot :: T.Text
+omakeroot = [st|
+open build/LaTeX
+DefineCommandVars()
+.SUBDIRS: .
+|]
+
+data Settings = Settings { texDocs :: [T.Text]
+                         , deps    :: [String]
+                         , git     :: Bool
+                         } deriving (Read, Show, Eq, Ord)
+
+settings :: ParserInfo Settings
+settings = info (helper <*> parser)
+                (fullDesc
+              <> header "omaketex - OMakefile generation for latex. "
+              <> progDesc "Generates a OMakefile for latex files. It also supports git." )
+  where
+    parser = Settings <$> arguments1 (fmap T.pack <$> str) (metavar "TeXs" <> help "TeX files to typeset.")
+                      <*> many (strOption (metavar "FILE" <> help "File(s) tex depends on (e.g. bib, sty...)"
+                                        <> long "deps" <> short 'd')
+                               )
+                      <*> switch (long "git" <> short 'g' <> help "whether commit & push after typesettings success.")
+
+omakefile :: Settings -> T.Text
+omakefile (Settings ins dps gits) = T.tail [st|
+LATEX = platex
+MAKEINDEX = mendex -U
+DVIPDFM = dvipdfmx
+BIBTEX = pbibtex
+
+TEXINPUTS = #{T.unwords $ map dotTeX ins}
+#{T.unlines $ map latexDocument ins}
+TEXDEPS[] =
+#{T.unlines $ map indent $ map T.pack dps}
+.DEFAULT: #{T.unwords $ concatMap dviAndPdf ins}
+.BUILD_SUCCESS:
+  /usr/bin/open -aSkim -g #{T.unwords $ map dotPdf ins}
+  #{gitmessage gits}
+|]
+
+gitmessage :: Bool -> T.Text
+gitmessage True = [st|(git commit -am "$(shell date +%Y-%m-%d\ %T\ %Z)" && git push origin master) || echo "nothing to commit nor push"|]
+gitmessage False = ""
+
+dotPdf :: T.Text -> T.Text
+dotPdf x = x <> ".pdf"
+
+dviAndPdf :: T.Text -> [T.Text]
+dviAndPdf x = [x <> ".pdf", x <> ".dvi"]
+
+indent :: T.Text -> T.Text
+indent = T.append "    "
+
+latexDocument :: T.Text -> T.Text
+latexDocument base = [st|LaTeXDocument(#{base}, #{base})|]
+
+main :: IO ()
+main = do
+  set@Settings{..} <- execParser settings
+  shelly $ do
+    forM_ texDocs $ \fname -> do
+      let fp | fname `hasExt` "tex" = fromText fname
+             | otherwise           = fname <.> "tex"
+      touchfile fp
+      when git $ cmd "git" "add" fp
+    writefile "OMakeroot" omakeroot
+    writefile "OMakefile" $ omakefile set
+    when git $ do
+      cmd "git" "add" "OMakeroot"
+      cmd "git" "add" "OMakefile"