Fixed all warnings, all travis tests good

snap-server.cabal

@@ -507,6 +507,7 @@ Executable snap-test-server
     clock,
     containers,
     directory,
+    filepath,
     io-streams,
     io-streams-haproxy,
     lifted-base,

src/Snap/Internal/Http/Server/Address.hs

@@ -22,10 +22,8 @@ import           Control.Monad         (liftM)
 import           Data.ByteString.Char8 (ByteString)
 import qualified Data.ByteString.Char8 as S
 import           Data.Maybe            (fromMaybe)
-import qualified Data.Text             as T
-import qualified Data.Text.Encoding    as T
 import           Data.Typeable         (Typeable)
-import           Network.Socket        (AddrInfo (addrAddress, addrFamily, addrFlags, addrSocketType), AddrInfoFlag (AI_NUMERICSERV, AI_PASSIVE), Family (AF_INET, AF_INET6), HostName, NameInfoFlag (NI_NUMERICHOST), ServiceName, SockAddr (SockAddrInet, SockAddrInet6, SockAddrUnix), SocketType (Stream), defaultHints, getAddrInfo, getNameInfo)
+import           Network.Socket        (AddrInfo (addrAddress, addrFamily, addrFlags, addrSocketType), AddrInfoFlag (AI_NUMERICSERV, AI_PASSIVE), Family (AF_INET, AF_INET6), HostName, NameInfoFlag (NI_NUMERICHOST), ServiceName, SockAddr (SockAddrInet, SockAddrInet6), SocketType (Stream), defaultHints, getAddrInfo, getNameInfo)
 
 
 ------------------------------------------------------------------------------
@@ -65,13 +63,15 @@ getAddressImpl !_getHostAddr addr =
   case addr of
     SockAddrInet p _      -> host (fromIntegral p)
     SockAddrInet6 p _ _ _ -> host (fromIntegral p)
-    SockAddrUnix path     -> return (-1, prefix path)
 #if MIN_VERSION_network(2,6,0)
     _                     -> fail "Unsupported address type"
+    where
+      host port   = (,) port . S.pack <$> _getHostAddr addr
+#else
+    SockAddrUnix path     -> return (-1, prefix path)
+    where
+      prefix path = T.encodeUtf8 $! T.pack $ "unix:" ++ path
 #endif
-  where
-    prefix path = T.encodeUtf8 $! T.pack $ "unix:" ++ path
-    host port   = (,) port . S.pack <$> _getHostAddr addr
 
 
 ------------------------------------------------------------------------------

src/Snap/Internal/Http/Server/Session.hs

@@ -35,7 +35,10 @@ import           Data.Maybe                               (fromJust, fromMaybe,
 #if !MIN_VERSION_base(4,8,0)
 import           Data.Monoid                              (mconcat)
 #endif
-import           Data.Monoid                              ((<>))
+#if !MIN_VERSION_base(4,11,0)
+import           Data.Semigroup                           (Semigroup (..))
+#endif
+import           Data.Monoid                              ()
 import           Data.Time.Format                         (formatTime)
 import           Data.Typeable                            (Typeable)
 import           Data.Version                             (showVersion)

src/Snap/Internal/Http/Server/Socket.hs

@@ -21,7 +21,11 @@ import           Data.ByteString.Char8             (ByteString)
 import           Network.Socket                    (Socket, SocketOption (NoDelay, ReuseAddr), accept, close, getSocketName, setSocketOption, socket)
 import qualified Network.Socket                    as N
 #ifdef HAS_SENDFILE
+#if MIN_VERSION_network(3,0,0)
+import           Network.Socket                    (unsafeFdSocket)
+#else
 import           Network.Socket                    (fdSocket)
+#endif
 import           System.Posix.IO                   (OpenMode (..), closeFd, defaultFileFlags, openFd)
 import           System.Posix.Types                (Fd (..))
 import           System.SendFile                   (sendFile, sendHeaders)
@@ -175,7 +179,7 @@ sendFileFunc sock !_ builder fPath offset nbytes = bracket acquire closeFd go
   where
     acquire   = openFd fPath ReadOnly Nothing defaultFileFlags
 #if MIN_VERSION_network(3,0,0)
-    go fileFd = do sockFd <- Fd `fmap` fdSocket sock
+    go fileFd = do sockFd <- Fd `fmap` unsafeFdSocket sock
                    sendHeaders builder sockFd
                    sendFile sockFd fileFd offset nbytes
 #else

src/Snap/Internal/Http/Server/TLS.hs

@@ -105,7 +105,7 @@ bindHttps bindAddress bindPort cert chainCert key =
         (Socket.close . fst)
         $ \(sock, addr) -> do
              Socket.setSocketOption sock Socket.ReuseAddr 1
-             Socket.bindSocket sock addr
+             Socket.bind sock addr
              Socket.listen sock 150
 
              ctx <- SSL.context

test/Paths_snap_server.hs

@@ -2,7 +2,7 @@ module Paths_snap_server (
     version
   ) where
 
-import           Data.Version (Version (..))
+import           Data.Version (Version, makeVersion)
 
 version :: Version
-version = Version {versionBranch = [0,0,0], versionTags = ["unknown"]}
+version = makeVersion [0,0,0]