linux man page for dpkg-vendor

dpkg-vendor(1)							    dpkg suite							    dpkg-vendor(1)

NAME
       dpkg-vendor - queries information about distribution vendors

SYNOPSIS
       dpkg-vendor [option...] command

DESCRIPTION
       dpkg-vendor  is a tool to query information about vendors listed in /etc/dpkg/origins. /etc/dpkg/origins/default contains information about
       the current vendor.

COMMANDS
       --is vendor
	      Exits with 0 if the current vendor is vendor. Otherwise exits with non-zero.

       --derives-from vendor
	      Exits with 0 if the current vendor distribution is a derivative of vendor, otherwise exits with non-zero. It uses the "Parent" field
	      to browse all ancestors of the current vendor.

       --query field
	      Print on standard output the value of the vendor-specific field for the current vendor.

       --help Show the usage message and exit.

       --version
	      Show the version and exit.

OPTIONS
       --vendor vendor
	      Assumes  the  current  vendor  is  vendor  instead  of  discovering  it  with  the DEB_VENDOR environment variable or /etc/dpkg/ori-
	      gins/default.

ENVIRONMENT
       DEB_VENDOR
	      This setting defines the current vendor. If not set, it will discover the current vendor by reading /etc/dpkg/origins/default.

AUTHOR
       Copyright (C) 2009 Raphael Hertzog

       This is free software; see the GNU General Public Licence version 2 or later for copying conditions. There is NO WARRANTY.

Debian Project							    2009-05-10							    dpkg-vendor(1)