NAME

     cmp - compare two files


SYNOPSIS

     cmp [-ls] file1 file2


OPTIONS

     -l   Loud mode. Print bytes that differ (in octal)

     -s   Silent mode.  Print nothing, just return exit status


EXAMPLES

     cmp file1 file2     # Tell whether the files are the same

     cmp -l file1 file2  # Print  all  corresponding  bytes  that
                         differ


DESCRIPTION

     Two files are compared.  If they are identical, exit  status
     0  is  returned.  If they differ, exit status 1 is returned.
     If the files cannot be opened, exit status  2  is  returned.
     If one of the file arguments is -, then stdin is compared to
     the other file.


SEE ALSO

     comm(1), diff(1).