diff options
Diffstat (limited to 'Annex/UUID.hs')
| -rw-r--r-- | Annex/UUID.hs | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/Annex/UUID.hs b/Annex/UUID.hs index 517840fba..1d2175bcb 100644 --- a/Annex/UUID.hs +++ b/Annex/UUID.hs @@ -20,6 +20,8 @@ module Annex.UUID ( removeRepoUUID, ) where +import System.Process + import Common.Annex import qualified Git import qualified Git.Config @@ -32,8 +34,10 @@ configkey = annexConfig "uuid" {- Generates a UUID. There is a library for this, but it's not packaged, - so use the command line tool. -} genUUID :: IO UUID -genUUID = pOpen ReadFromPipe command params $ liftM toUUID . hGetLine +genUUID = gen . lines <$> readProcess command params [] where + gen [] = error $ "no output from " ++ command + gen (l:_) = toUUID l command = SysConfig.uuid params -- request a random uuid be generated |