GREP(1) GregOS Manual GREP(1) NAME grep - search file contents for a pattern SYNOPSIS grep [-n] [file] DESCRIPTION grep searches for lines matching pattern in the specified file. If no file is given, all root-level files are searched. Patterns are case-insensitive regular expressions. OPTIONS -n Prefix each matching line with its line number. AUTHOR GregOS System SEE ALSO cat(1), wc(1)