File::Spec for Unix. Provides methods for File::Spec to use in manipulating file specifications.
File::Spec->canonpath
Does logical cleanup of path.
File::Spec->catdir(dir[, dir...])
Concatenates two or more directory names to form a complete path. Ends with a directory name.
File::Spec->catfile(dir[, dir...], file)
Concatenates one or more directory names and a filename to form a complete path that ends with a filename.
File::Spec->curdir
Returns ., representing the current directory.
File::Spec->file_name_is_absolute(path)
Takes a path as argument and returns true if it is an absolute path.
File::Spec->join(dir[, dir...], file)
Same as catfile.
File::Spec->no_upwards(files)
Strips names of files referring to a parent directory from a list of filenames. Doesn''t strip symbolic links.
File::Spec->path
Returns the PATH environment variable as an array.
File::Spec->rootdir
Returns /, representing the root directory.
File::Spec->updir
Returns .., representing the parent directory.