gc (1) - Linux Man Pages
gc: count graph components
gc - count graph components
SYNOPSISgc [ -necCaDUrsv? ] [ files ]
DESCRIPTIONgc is a graph analogue to wc in that it prints to standard output the number of nodes, edges, connected components or clusters contained in the input files. It also prints a total count for all graphs if more than one graph is given.
OPTIONSThe following options are supported:
- Count nodes.
- Count edges.
- Count connected components.
- Count clusters. By definition, a cluster is a graph or subgraph whose name begins with "cluster".
- Count all. Equivalent to -encC
- Recursively analyze subgraphs.
- Print no output. Only exit value is important.
- Only analyze directed graphs.
- Only analyze undirected graphs.
- Verbose output.
- Print usage information.
OPERANDSThe following operand is supported:
- Names of files containing 1 or more graphs in dot format. If no files operand is specified, the standard input will be used.
EXIT STATUSThe following exit values are returned:
- Successful completion.
- The -U or -E option was used, and a graph of the wrong type was encountered.
AUTHOREmden R. Gansner <erg [at] research.att.com>
SEE ALSOwc(1), acyclic(1), gvpr(1), gvcolor(1), ccomps(1), sccmap(1), tred(1), libgraph(3)
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