diff options
Diffstat (limited to 'Build/Configure.hs')
| -rw-r--r-- | Build/Configure.hs | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/Build/Configure.hs b/Build/Configure.hs index 0a0e87c3a..4498838a1 100644 --- a/Build/Configure.hs +++ b/Build/Configure.hs @@ -15,6 +15,7 @@ import Utility.Process import Utility.SafeCommand import Utility.ExternalSHA import Utility.Env +import Utility.Exception import qualified Git.Version import Utility.DottedVersion @@ -106,7 +107,8 @@ checkWgetQuietProgress = Config "wgetquietprogress" . BoolConfig <$> getWgetVersion getWgetVersion :: IO (Maybe DottedVersion) -getWgetVersion = extract <$> readProcess "wget" ["--version"] +getWgetVersion = catchDefaultIO Nothing $ + extract <$> readProcess "wget" ["--version"] where extract s = case lines s of [] -> Nothing |