CopyFile copies from src to dst until either EOF is reached on src or an error occurs.

CreateIfNotExists creates a file or a directory only if it does not already exist.

GetTotalUsedFds Returns the number of used File Descriptors by reading it via /proc filesystem.

Matches returns true if file matches any of the patterns and isn't excluded by any of the subsequent patterns.

NewPatternMatcher creates a new matcher object for specific patterns that can be used later to match against patterns against paths.

ReadSymlinkedDirectory returns the target directory of a symlink.

Pattern defines a single regexp used used to filter file paths.

PatternMatcher allows checking paths agaist a list of patterns.