Интерактивная система просмотра системных руководств (man-ов)
gc (1)
>> gc (1) ( Linux man: Команды и прикладные программы пользовательского уровня )
NAME
gc - count graph components
SYNOPSIS
gc
[
-necCaDUrs?
]
[
files
]
DESCRIPTION
gc
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.
OPTIONS
The following options are supported:
-n
Count nodes.
-e
Count edges.
-c
Count connected components.
-C
Count clusters. By definition, a cluster is a graph or
subgraph whose name begins with "cluster".
-a
Count all. Equivalent to
-encC
-r
Recursively analyze subgraphs.
-s
Print no output. Only exit value is important.
-D
Only analyze directed graphs.
-U
Only analyze undirected graphs.
-?
Print usage information.
By default,
gc
returns the number of nodes and edges.
OPERANDS
The following operand is supported:
files
Names of files containing 1 or more graphs in dot format.
If no
files
operand is specified,
the standard input will be used.
EXIT STATUS
The following exit values are returned:
0
Successful completion.
1
The
-U
or
-E
option was used, and a graph of the wrong type was encountered.
