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authorDaniel Gröber <dxld@darkboxed.org>2017-09-19 21:51:04 +0200
committerDaniel Gröber <dxld@darkboxed.org>2017-09-19 22:00:53 +0200
commitf5dee82eed5ece2819b33b6bb41b990cdd407b39 (patch)
treea6b4f4aa7c93042ba1331cc593a0dc7e5cad41de /CabalHelper
parent2bd30ac61cab9c66d6155ed1ed3e5f4dd0470444 (diff)
Remove 'extra' dependency
..constrains dependency versions too much and just causes failures.
Diffstat (limited to 'CabalHelper')
-rw-r--r--CabalHelper/Compiletime/Compat/Environment.hs6
-rw-r--r--CabalHelper/Compiletime/Data.hs3
2 files changed, 8 insertions, 1 deletions
diff --git a/CabalHelper/Compiletime/Compat/Environment.hs b/CabalHelper/Compiletime/Compat/Environment.hs
new file mode 100644
index 0000000..15cf05a
--- /dev/null
+++ b/CabalHelper/Compiletime/Compat/Environment.hs
@@ -0,0 +1,6 @@
+module CabalHelper.Compiletime.Compat.Environment where
+
+import System.Environment
+
+lookupEnv :: String -> IO (Maybe String)
+lookupEnv var = lookup var <$> getEnvironment
diff --git a/CabalHelper/Compiletime/Data.hs b/CabalHelper/Compiletime/Data.hs
index 288094e..9539ef3 100644
--- a/CabalHelper/Compiletime/Data.hs
+++ b/CabalHelper/Compiletime/Data.hs
@@ -27,11 +27,12 @@ import qualified Data.ByteString as BS
import qualified Data.ByteString.UTF8 as UTF8
import Language.Haskell.TH
import System.Directory
-import System.Environment.Extra
import System.FilePath
import System.IO.Temp
import Prelude
+import CabalHelper.Compiletime.Compat.Environment
+
withSystemTempDirectoryEnv :: String -> (FilePath -> IO b) -> IO b
withSystemTempDirectoryEnv tpl f = do
m <- liftIO $ lookupEnv "CABAL_HELPER_KEEP_SOURCEDIR"