NAME

       nop - pretty-print graph file

SYNOPSIS

       nop [ -p?  ] [ files ]

DESCRIPTION

       nop  reads  a  stream  of  graphs  and prints each in pretty-printed (canonical) format on
       stdout. If no files are given, it reads from stdin.

OPTIONS

       The following options are supported:

       -p     Produce no output - just check the input for valid DOT.

       -?     Print usage information.

EXIT STATUS

       If any errors occurred while processing any input, such as a file  not  found  or  a  file
       containing illegal DOT, a non-zero exit value is returned. Otherwise, zero is returned.

SEE ALSO

       wc(1), acyclic(1), gvpr(1), gvcolor(1), ccomps(1), sccmap(1), tred(1), libgraph(3)

                                          21 March 2001                                    NOP(1)