diff options
Diffstat (limited to 'apps')
-rw-r--r-- | apps/AddPath.hs | 39 | ||||
-rw-r--r-- | apps/FixNtSymbolPath.hs | 25 | ||||
-rw-r--r-- | apps/ListPath.hs | 16 | ||||
-rw-r--r-- | apps/RemovePath.hs | 47 | ||||
-rw-r--r-- | apps/SetEnv.hs | 26 | ||||
-rw-r--r-- | apps/UnsetEnv.hs | 19 |
6 files changed, 92 insertions, 80 deletions
diff --git a/apps/AddPath.hs b/apps/AddPath.hs index 5203723..ad65242 100644 --- a/apps/AddPath.hs +++ b/apps/AddPath.hs @@ -7,30 +7,32 @@ module Main (main) where import Control.Monad (when) +import Data.List (union) +import Data.Maybe (fromMaybe) import Options.Applicative import qualified Environment data Options = Options - { name :: String - , global :: Bool - , paths :: [String] + { optName :: String + , optGlobal :: Bool + , optPaths :: [String] } deriving (Eq, Show) options :: Parser Options options = Options - <$> nameOption - <*> globalOption - <*> pathArgs + <$> optNameDesc + <*> optGlobalDesc + <*> optPathsDesc where - nameOption = strOption $ + optNameDesc = strOption $ long "name" <> short 'n' <> metavar "NAME" <> value "PATH" <> help "Specify variable name ('PATH' by default)" - globalOption = switch $ + optGlobalDesc = switch $ long "global" <> short 'g' <> help "Whether to add for all users" - pathArgs = many $ argument str $ + optPathsDesc = many $ argument str $ metavar "PATH" <> help "Directory path(s)" @@ -42,13 +44,14 @@ main = execParser parser >>= addPath addPath :: Options -> IO () addPath options = do - missingPaths <- dropIncludedPaths $ paths options - when (not $ null missingPaths) $ do - oldPath <- Environment.query env $ name options - Environment.engraveWithPrompt env (name options) $ Environment.pathJoin $ missingPaths ++ [oldPath] + oldValue <- Environment.query env varName + let oldPaths = Environment.pathSplit $ fromMaybe "" oldValue + let newPaths = union oldPaths pathsToAdd + when (length oldPaths /= length newPaths) $ do + let newValue = Environment.pathJoin newPaths + Environment.engraveWithPrompt env varName newValue where - dropIncludedPaths paths = do - currentPath <- Environment.query env $ name options - return $ filter (flip notElem $ Environment.pathSplit currentPath) paths - env | global options = Environment.AllUsers - | otherwise = Environment.CurrentUser + env | optGlobal options = Environment.AllUsers + | otherwise = Environment.CurrentUser + varName = optName options + pathsToAdd = optPaths options diff --git a/apps/FixNtSymbolPath.hs b/apps/FixNtSymbolPath.hs index a44a840..f3d465e 100644 --- a/apps/FixNtSymbolPath.hs +++ b/apps/FixNtSymbolPath.hs @@ -6,7 +6,9 @@ module Main (main) where -import Control.Monad (unless) +import Control.Monad (when) +import Data.List (union) +import Data.Maybe (fromMaybe) import System.Directory (createDirectoryIfMissing, getCurrentDirectory) import System.FilePath (combine) @@ -32,18 +34,17 @@ getPdbsDirectoryPath = do fixNtSymbolPath :: IO () fixNtSymbolPath = do - let env = Environment.CurrentUser - val <- Environment.query env ntSymbolPath - let presentPaths = Environment.pathSplit val - remoteSymbolsPath <- getRemoteSymbolsDirectoryPath - pdbsPath <- getPdbsDirectoryPath - let requiredPaths = [pdbsPath, remoteSymbolsPath] - let missingPaths = filter (`notElem` presentPaths) requiredPaths - unless (null missingPaths) $ do - let newval = Environment.pathJoin $ presentPaths ++ missingPaths - Environment.engrave env ntSymbolPath newval + oldValue <- Environment.query env varName + let oldPaths = Environment.pathSplit $ fromMaybe "" oldValue + pathsToAdd <- addPaths + let newPaths = union oldPaths pathsToAdd + when (length oldPaths /= length newPaths) $ do + let newValue = Environment.pathJoin newPaths + Environment.engrave env varName newValue where - ntSymbolPath = "_NT_SYMBOL_PATH" + env = Environment.CurrentUser + varName = "_NT_SYMBOL_PATH" + addPaths = sequence [getRemoteSymbolsDirectoryPath, getPdbsDirectoryPath] main :: IO () main = fixNtSymbolPath diff --git a/apps/ListPath.hs b/apps/ListPath.hs index 63460b9..469fbba 100644 --- a/apps/ListPath.hs +++ b/apps/ListPath.hs @@ -16,13 +16,13 @@ import Options.Applicative import qualified Environment data Options = Options - { name :: String + { optName :: String } deriving (Eq, Show) options :: Parser Options -options = Options <$> nameOption +options = Options <$> optNameDesc where - nameOption = strOption $ + optNameDesc = strOption $ long "name" <> short 'n' <> metavar "NAME" <> value "PATH" <> help "Specify variable name ('PATH' by default)" @@ -32,14 +32,14 @@ main = execParser parser >>= listPath parser = info (helper <*> options) $ fullDesc <> progDesc "List directories in your PATH" -getEnv :: String -> IO String -getEnv = liftM (fromMaybe "") . lookupEnv - listPath :: Options -> IO () listPath options = do - val <- getEnv $ name options - mapM_ printPath $ Environment.pathSplit val + oldValue <- getEnv varName + let oldPaths = Environment.pathSplit oldValue + mapM_ printPath oldPaths where + varName = optName options + getEnv = liftM (fromMaybe "") . lookupEnv printPath p = do exists <- doesDirectoryExist p putStrLn $ (if exists then "+" else "-") ++ " " ++ p diff --git a/apps/RemovePath.hs b/apps/RemovePath.hs index e04a67b..2fecda6 100644 --- a/apps/RemovePath.hs +++ b/apps/RemovePath.hs @@ -7,29 +7,31 @@ module Main (main) where import Control.Monad (when) +import Data.List ((\\)) +import Data.Maybe (fromJust, isJust) import Options.Applicative import qualified Environment data Options = Options - { name :: String - , global :: Bool - , paths :: [String] + { optName :: String + , optGlobal :: Bool + , optPaths :: [String] } deriving (Eq, Show) options = Options - <$> nameOption - <*> globalOption - <*> pathArgs + <$> optNameDesc + <*> optGlobalDesc + <*> optPathsDesc where - nameOption = strOption $ + optNameDesc = strOption $ long "name" <> short 'n' <> metavar "NAME" <> value "PATH" <> help "Specify variable name ('PATH' by default)" - globalOption = switch $ + optGlobalDesc = switch $ long "global" <> short 'g' <> help "Whether to remove for all users" - pathArgs = many $ argument str $ + optPathsDesc = many $ argument str $ metavar "PATH" <> help "Directory path(s)" @@ -41,15 +43,18 @@ main = execParser parser >>= removePath removePath :: Options -> IO () removePath options = do - let varName = name options - userVal <- Environment.query Environment.CurrentUser varName - let userValParts = Environment.pathSplit userVal - let newUserValParts = filter (flip notElem $ paths options) userValParts - when (length userValParts /= length newUserValParts) $ do - Environment.engraveWithPrompt Environment.CurrentUser varName $ Environment.pathJoin newUserValParts - when (global options) $ do - globalVal <- Environment.query Environment.AllUsers varName - let globalValParts = Environment.pathSplit globalVal - let newGlobalValParts = filter (flip notElem $ paths options) globalValParts - when (length globalValParts /= length newGlobalValParts) $ do - Environment.engraveWithPrompt Environment.AllUsers varName $ Environment.pathJoin newGlobalValParts + removePathFrom Environment.CurrentUser options + when (optGlobal options) $ do + removePathFrom Environment.AllUsers options + where + varName = optName options + pathsToRemove = optPaths options + + removePathFrom env options = do + oldValue <- Environment.query env varName + when (isJust oldValue) $ do + let oldPaths = Environment.pathSplit $ fromJust oldValue + let newPaths = oldPaths \\ pathsToRemove + when (length oldPaths /= length newPaths) $ do + let newValue = Environment.pathJoin newPaths + Environment.engraveWithPrompt env varName newValue diff --git a/apps/SetEnv.hs b/apps/SetEnv.hs index fad7526..812975b 100644 --- a/apps/SetEnv.hs +++ b/apps/SetEnv.hs @@ -11,24 +11,24 @@ import Options.Applicative hiding (value) import qualified Environment data Options = Options - { global :: Bool - , name :: String - , value :: String + { optGlobal :: Bool + , optName :: String + , optValue :: String } deriving (Eq, Show) options :: Parser Options options = Options - <$> globalOption - <*> nameArg - <*> valueArg + <$> optGlobalDesc + <*> optNameDesc + <*> optValueDesc where - globalOption = switch $ + optGlobalDesc = switch $ long "global" <> short 'g' <> help "Whether to set for all users" - nameArg = argument str $ + optNameDesc = argument str $ metavar "NAME" <> help "Variable name" - valueArg = argument str $ + optValueDesc = argument str $ metavar "VALUE" <> help "Variable value" @@ -39,7 +39,9 @@ main = execParser parser >>= setEnv fullDesc <> progDesc "Set environment variables" setEnv :: Options -> IO () -setEnv options = Environment.engraveWithPrompt env (name options) (value options) +setEnv options = Environment.engraveWithPrompt env varName varValue where - env | global options = Environment.AllUsers - | otherwise = Environment.CurrentUser + env | optGlobal options = Environment.AllUsers + | otherwise = Environment.CurrentUser + varName = optName options + varValue = optValue options diff --git a/apps/UnsetEnv.hs b/apps/UnsetEnv.hs index 6fa2f2c..51f71e8 100644 --- a/apps/UnsetEnv.hs +++ b/apps/UnsetEnv.hs @@ -11,19 +11,19 @@ import Options.Applicative import qualified Environment data Options = Options - { global :: Bool - , name :: String + { optGlobal :: Bool + , optName :: String } deriving (Eq, Show) options :: Parser Options options = Options - <$> globalOption - <*> nameArg + <$> optGlobalDesc + <*> optNameDesc where - globalOption = switch $ + optGlobalDesc = switch $ long "global" <> short 'g' <> help "Whether to unset for all users" - nameArg = argument str $ + optNameDesc = argument str $ metavar "NAME" <> help "Variable name" @@ -34,7 +34,8 @@ main = execParser parser >>= unsetEnv fullDesc <> progDesc "Unset environment variables" unsetEnv :: Options -> IO () -unsetEnv options = Environment.wipeWithPrompt env $ name options +unsetEnv options = Environment.wipeWithPrompt env varName where - env | global options = Environment.AllUsers - | otherwise = Environment.CurrentUser + env | optGlobal options = Environment.AllUsers + | otherwise = Environment.CurrentUser + varName = optName options |