diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/Propellor/Property/Apt.hs | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/Propellor/Property/Apt.hs b/src/Propellor/Property/Apt.hs index 471d6195..68e877ed 100644 --- a/src/Propellor/Property/Apt.hs +++ b/src/Propellor/Property/Apt.hs @@ -193,13 +193,15 @@ isInstalled p = (== [True]) <$> isInstalled' [p] -- even vary. If apt does not know about a package at all, it will not -- be included in the result list. isInstalled' :: [Package] -> IO [Bool] -isInstalled' ps = catMaybes . map parse . lines - <$> readProcess "apt-cache" ("policy":ps) +isInstalled' ps = catMaybes . map parse . lines <$> policy where parse l | "Installed: (none)" `isInfixOf` l = Just False | "Installed: " `isInfixOf` l = Just True | otherwise = Nothing + policy = do + environ <- addEntry "LANG" "C" <$> getEnvironment + readProcessEnv "apt-cache" ("policy":ps) (Just environ) autoRemove :: Property autoRemove = runApt ["-y", "autoremove"] |