Aura.Pacman

An interface to pacman. Takes any pacman arguments and applies it to pacman through the shell.

Calling Pacman

pacman :: [Text] -> IO ()

Run a pacman action that may fail.

pacmanOutput :: [Text] -> IO ByteString

Runs pacman silently and returns only the stdout.

pacmanSuccess :: [Text] -> IO Bool

Run some pacman process, but only care about whether it succeeded.

pacmanLines :: [Text] -> IO [Text]

Runs pacman silently and returns the stdout as UTF8-decoded Text lines.

Paths

lockFile :: FilePath

Default location of the pacman database lock file: /var/lib/pacman/db.lck

pacmanConfFile :: FilePath

Default location of the pacman config file: /etc/pacman.conf

defaultLogFile :: FilePath

Default location of the pacman log flie: /var/log/pacman.log

getCachePath :: Config -> Maybe FilePath

Fetches the CacheDir entry from the config, if it's there.

getLogFilePath :: Config -> Maybe FilePath

Fetches the LogFile entry from the config, if it's there.

Pacman Config

getPacmanConf :: FilePath -> IO (Either Failure Config)

Given a filepath to the pacman config, try to parse its contents.

getIgnoredPkgs :: Config -> Set PkgName

Fetches the IgnorePkg entry from the config, if it's there.

getIgnoredGroups :: Config -> Set PkgGroup

Fetches the IgnoreGroup entry from the config, if it's there.

groupPackages :: NonEmpty PkgGroup -> IO (Set PkgName)

Given a Set of package groups, yield all the packages they contain.

Misc.

versionInfo :: IO [Text]

Yields the lines given by `pacman -V` with the pacman image stripped.

verMsgPad :: Int

The amount of whitespace before text in the lines given by `pacman -V`