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I am new to unix. how to get only the no. of lines output from the wc -l command.
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i need only the interger value.
as
<no.of lines>
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PORTINDEX(5) BSD File Formats Manual PORTINDEX(5)
NAME
INDEX -- File containing information about the state of the ports tree
DESCRIPTION
The port index file in /usr/ports contains various bits of information about the ports tree. Each major branch of FreeBSD has a separate
index file, named ``INDEX-N'', where N is the major version number of the FreeBSD branch, i.e.: INDEX-7, or INDEX-8.
name The name of the package.
path The path to the port directory.
install prefix
The default install prefix.
short description
A short description.
full description
The path to the full description.
maintainer email
The email address of the maintainer.
index The categories this port is part of.
build dependencies
Ports required to be installed prior to building this port.
run dependencies
Ports required to be installed for this port to run.
website The project website for the port.
e-deps Ports that may be required to extract this port.
p-deps Ports that may be required to patch this port.
f-deps Ports that may be required to fetch this port.
FILES
/usr/ports/INDEX-N where N is the major version number of the FreeBSD branch.
EXAMPLES
vim-6.3.15|/usr/ports/editors/vim|/usr/local|Vi "workalike", with many additional features|/usr/ports/editors/vim/pkg-descr|obrien@FreeBSD.org|editors|libiconv-1.9.2_1|libiconv-1.9.2_1|http://www.vim.org/|||
SEE ALSO
build(7), ports(7)
AUTHORS
This manual page was written by Paul Armstrong and Thomas Abthorpe <tabthorpe@FreeBSD.org>.
BSD
October 14, 2012 BSD