Module CPM.FileUtil

Exported Functions

joinSearchPath :: [String] -> String   

Joins a list of directories into a search path.

copyDirectory :: String -> String -> IO ()   

Recursively copies a directory structure.

copyDirectoryFollowingSymlinks :: String -> String -> IO ()   

Recursively copies a directory structure following symlinks, i.e. links get replaced by copies in the destination.

createSymlink :: String -> String -> IO Int   

Creates a new symlink.

removeSymlink :: String -> IO Int   

Deletes a symlink.

isSymlink :: String -> IO Bool   

Tests whether a file is a symlink.

linkTarget :: String -> IO String   

Gets the target of a symlink.

getRealPath :: String -> IO String   

Returns the absolute real path for a given file path by following all symlinks in all path components.

quote :: String -> String   

Puts a file argument into quotes to avoid problems with files containing blanks.

Further infos:

• solution complete, i.e., able to compute all solutions

tempDir :: IO String   

Gets a temporary directory for some CPM command.

cleanTempDir :: IO ()   

Removes the temporary directory for some CPM command.

inTempDir :: IO a -> IO a   

Executes an IO action with the current directory set to CPM's temporary directory.

inDirectory :: String -> IO a -> IO a   

Executes an IO action with the current directory set to a specific directory.

recreateDirectory :: String -> IO ()   

Recreates a directory. Deletes its contents if it already exists.

removeDirectoryComplete :: String -> IO ()   

Deletes a directory and its contents, if it exists, otherwise nothing is done.

safeReadFile :: String -> IO (Either IOError String)   

Reads the complete contents of a file and catches any error (which is returned).

checkAndGetVisibleDirectoryContents :: String -> IO [String]   

Returns the list of all visible entries in a directory (i.e., not starting with ) and terminates with an error message if the directory does not exist.

ifFileExists :: String -> IO a -> IO a -> IO a   

Performs one of two actions depending on the existence of a file.

whenFileExists :: String -> IO () -> IO ()   

Performs an action when a file exists.

writeFileIfNotExists :: String -> String -> IO ()   

Writes a file with a given contents if it does not exist.