content: --
  --
  --  (C) 2011-16 Nicola Bonelli <nicola@pfq.io>
  --
  --  This program is free software; you can redistribute it and/or modify
  --  it under the terms of the GNU General Public License as published by
  --  the Free Software Foundation; either version 2 of the License, or
  --  (at your option) any later version.
  --
  --  This program is distributed in the hope that it will be useful,
  --  but WITHOUT ANY WARRANTY; without even the implied warranty of
  --  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  --  GNU General Public License for more details.
  --
  --  You should have received a copy of the GNU General Public License
  --  along with this program; if not, write to the Free Software Foundation,
  --  Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  --
  --  The full GNU General Public License is included in this distribution in
  --  the file called "COPYING".
  
  import Control.Monad (unless, forM_)
  import Distribution.Simple
  import Distribution.Simple.Setup(InstallFlags(..))
  import Distribution.Simple.LocalBuildInfo (LocalBuildInfo(..))
  import Distribution.PackageDescription (PackageDescription(..))
  
  import System.Environment
  import System.Directory
  import System.FilePath.Posix
  
  
  haskellFiles = [ "Main.hs", "Daemon.hs", "Options.hs", "Config.hs", "PFQDaemon.hs" ]
  
  
  main = defaultMainWithHooks $
          simpleUserHooks
          {
              postInst = pfqdInstall
          }
  
  pfqdInstall :: Args -> InstallFlags -> PackageDescription -> LocalBuildInfo -> IO ()
  pfqdInstall args _ _ _ = do
      path <- getAppUserDataDirectory "pfqd" >>= mkDirectoryIfNotExist
      putStrLn $ "Installing haskell files in " ++ path
      forM_ haskellFiles $ \file -> copyFile ("src" </> file) (path </> file)
      putStrLn "Done."
  
  
  mkDirectoryIfNotExist :: FilePath -> IO FilePath
  mkDirectoryIfNotExist path = doesDirectoryExist path >>= \b -> unless b (createDirectory path) >> return path
  
  
  