replace non-free snprintf in sane-backends

Fix leny2010/package-helpers#7 Bug 10713

helpers/DATA/sane-backends/copyright.snprintf

+
+----------------------------------
+
+Files: lib/snprintf.c
+Copyright: 1993-2004 Patrick Powell, San Diego, CA <papowell@lprng.com>
+License: GPL2+ with OpenSSL exception or Artistic License
+
+License: GPL2+ with OpenSSL exception
+ .
+                 *LPRng, IFHP, and LPRngTool LICENSE*
+                     GNU GPL and Artistic License
+ .
+                    (Version 5, 28 Aug 2003)
+ .
+               Copyright Patrick Powell, Astart Technologies
+                        <papowell@lprng.com>
+ .
+                       All rights reserved.
+ .
+ You may use "LPRng" or "IFHP" under either the terms of the GNU
+ GPL License or the Artistc License. These licenses are included
+ below.  The licenses were obtained from the http://www.opensource.org
+ web site on 28 Aug 2003.
+ .
+    These Licenses apply to the computer software packages known as
+ "LPRng", "IFHP", and associated files.  The "Package" or "Program"
+ below refers to the programs, files,  and associated software which
+ are distributed as the package.
+ .
+    The "LPRng" Software Package is a copyrighted work whose copyright
+ is held by Patrick Powell.
+ .
+    The "IFHP" Software Package is a copyrighted work whose copyright
+ is held by Patrick Powell.
+ .
+    The "LPRngTool" Software Package is a copyrighted work whose copyright
+ is held by Patrick Powell.
+ .
+    BY MODIFYING OR DISTRIBUTING THE PROGRAM (OR ANY WORK BASED ON THE
+ PROGRAM), YOU INDICATE YOUR ACCEPTANCE OF THIS LICENSE TO DO SO, AND ALL
+ ITS TERMS AND CONDITIONS FOR COPYING, DISTRIBUTING OR MODIFYING THE
+ PROGRAM OR WORKS BASED ON IT. NOTHING OTHER THAN THIS LICENSE GRANTS
+ YOU PERMISSION TO MODIFY OR DISTRIBUTE THE PROGRAM OR ITS DERIVATIVE
+ WORKS. THESE ACTIONS ARE PROHIBITED BY LAW. IF YOU DO NOT ACCEPT THESE
+ TERMS AND CONDITIONS, DO NOT MODIFY OR DISTRIBUTE THE PROGRAM.
+ .
+ -----------------------------------------------------------------------
+                   Addendum Fri Jun 21 17:06:33 PDT 2002
+ .
+ If you wish  to distribute the LPRng source code or binaries of any
+ of the programs in the LPRng packages under terms of the GNU license,
+ then when any package or portion of the LPRng is configured to use
+ any facility or utility of the OpenSSL distribution, the additional
+ following clause will be applied, as recommended in the OpenSSL
+ 0.9.6c release FAQ:
+ .
+ "This program is released under the GPL with the additional exemption that
+ compiling, linking, and/or using OpenSSL is allowed."
+ .
+ The complete text of the GNU General Public License
+ can be found in /usr/share/common-licenses/GPL-2 file.
+
+License: Artistic-1.0
+ The complete text of the Artistic License
+ can be found in /usr/share/common-licenses/Artistic file.

helpers/make-sane-backends

+#!/bin/sh
+#
+#    Copyright (C) 2014 Andrew M. Lindley <andrew@andrewlindley.co.uk>
+#
+#    This program is free software; you can redistribute it and/or modify
+#    it under the terms of the GNU General Public License as published by
+#    the Free Software Foundation; either version 2 of the License, or
+#    (at your option) any later version.
+#
+#    This program is distributed in the hope that it will be useful,
+#    but WITHOUT ANY WARRANTY; without even the implied warranty of
+#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+#    GNU General Public License for more details.
+#
+#    You should have received a copy of the GNU General Public License
+#    along with this program; if not, write to the Free Software
+#    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+#
+
+VERSION=1
+
+. ./config
+
+cp $DATA/snprintf.c ./lib/
+cat $DATA/copyright.snprintf >> debian/copyright
+
+changelog "Replace non-free snprintf #10713"
+
+compile
+