build without disk-free-space on android

Utility/DiskFree.hs

@@ -6,12 +6,15 @@
  -}
 
 {-# OPTIONS_GHC -fno-warn-tabs #-}
+{-# LANGUAGE CPP #-}
 
 module Utility.DiskFree (
 	getDiskFree,
 	getDiskSize
 ) where
 
+#ifndef __ANDROID__
+
 import System.DiskSpace
 import Utility.Applicative
 import Utility.Exception
@@ -21,3 +24,15 @@ getDiskFree = catchMaybeIO . getAvailSpace
 
 getDiskSize :: FilePath -> IO (Maybe Integer)
 getDiskSize = fmap diskTotal <$$> catchMaybeIO . getDiskUsage
+
+#else
+
+#warning Building without disk free space checking support
+
+getDiskFree :: FilePath -> IO (Maybe Integer)
+getDiskFree _ = return Nothing
+
+getDiskSize :: FilePath -> IO (Maybe Integer)
+getDiskSize _ = return Nothing
+
+#endif

git-annex.cabal

@@ -111,8 +111,7 @@ Executable git-annex
    esqueleto, persistent-sqlite, persistent, persistent-template,
    aeson,
    feed,
-   regex-tdfa,
-   disk-free-space
+   regex-tdfa
   CC-Options: -Wall
   GHC-Options: -Wall -fno-warn-tabs
   Extensions: PackageImports
@@ -193,6 +192,9 @@ Executable git-annex
   if flag(Android)
     Build-Depends: data-endian
     CPP-Options: -D__ANDROID__ -DANDROID_SPLICES -D__NO_TH__
+  else
+    Build-Depends: disk-free-space
+
   if flag(AndroidSplice)
     CPP-Options: -DANDROID_SPLICES