Long option names may be abbreviated so long as the abbreviation is unambiguous. The name of the configuration file, c, to use. A filename pattern or patterns, p, of files to extract text from. Case is significant. A filename pattern or patterns, p, of files not to extract text from.
Case is significant.
Extract a single file to standard output and exit. The default is not to follow them. The default is to extract the files in sub directories recursively. The verbosity level, v, for printing additional information to standard out put during indexing. 2 Directories are printed as extrac tion progresses.