Copyright for libsigsegv source package in Yangtze V1.0

Format: https://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: GNU libsigsegv
Upstream-Contact: bug-libsigsegv@gnu.org
Source: https://www.gnu.org/software/libsigsegv/

Files: *
Copyright: 1993-1999, 2002-2018, Bruno Haible 
           2002-2005, 2009  Paolo Bonzini 
           2008-2010  Eric Blake 
           2010 Eric Blake 
License: GPL-2+

Files: m4/*
Copyright: 1999-2002 Ralf S. Engelschall 
           2002-2011, 2013-2014, 2017 Bruno Haible 
           2008-2009 Eric Blake 
License: GPL-2+ with Autoconf exception
 This file is free software, distributed under the terms of the GNU
 General Public License.  As a special exception to the GNU General
 Public License, this file may be distributed as part of a program
 that contains a configuration script generated by Autoconf, under
 the same distribution terms as the rest of that program.
 .
 On Debian systems, the complete text of version 2 of the GNU General
 Public License can be found in '/usr/share/common-licenses/GPL-2'.

Files: m4/ltoptions.m4
       m4/ltversion.m4
       m4/relocatable-lib.m4
Copyright: 2003-2009, 2011-2015, Free Software Foundation, Inc
License: permissive-fsf
 This file is free software; the Free Software Foundation gives
 unlimited permission to copy and/or distribute it, with or without
 modifications, as long as this notice is preserved.

Files: src/fault-linux-m68k-old.c
       src/fault-macosdarwin5-powerpc.c
       src/fault-macosdarwin7-powerpc.c
       src/fault-netbsd-alpha.c
Copyright: 1999, Hewlett-Packard Company.
           1996-1999, Silicon Graphics.
           1991-1995, Xerox Corporation.
           1988, 1989, Hans-J. Boehm, Alan J. Demers
License: permissive-other
 THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
 OR IMPLIED.  ANY USE IS AT YOUR OWN RISK.
 .
 Permission is hereby granted to use or copy this program
 for any purpose,  provided the above notices are retained on all copies.
 Permission to modify the code and to distribute modified code is granted,
 provided the above notices are retained, and a notice that the code was
 modified is included with the above copyright notice.

Files: debian/*
Copyright: 2002-2005 Will Newton 
           2005-2017 Peter Van Eynde 
           2008-2009 Luca Capello 
           2011-2016 Christoph Egger 
           2018 Sébastien Villemot 
License: GPL-2+

License: GPL-2+
 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; version 2 dated June, 1991, or (at
 your option) any later version.
 .
 On Debian systems, the complete text of version 2 of the GNU General
 Public License can be found in '/usr/share/common-licenses/GPL-2'.