Update contrib/tools/m4 to 1.4.18

commit_hash:dab43d0051ce5656201a6f031d378c04dceefa2c

1 files changed, 514 insertions, 103 deletions

diff --git a/contrib/tools/m4/lib/.yandex_meta/licenses.list.txt b/contrib/tools/m4/lib/.yandex_meta/licenses.list.txt
index d0b80967ae..a965e77fd8 100644
--- a/contrib/tools/m4/lib/.yandex_meta/licenses.list.txt
+++ b/contrib/tools/m4/lib/.yandex_meta/licenses.list.txt
@@ -1,38 +1,28 @@
 ====================COPYRIGHT====================
-    Copyright (C) 1998, 2001, 2003-2006, 2009-2013 Free Software Foundation,
+    Copyright (C) 1998, 2001, 2003-2006, 2009-2016 Free Software Foundation,
     Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1985, 1989-1993, 1995-1998, 2000-2003, 2005-2013 Free Software
+   Copyright (C) 1985, 1989-1993, 1995-1998, 2000-2003, 2005-2016 Free Software
    Foundation, Inc.
    This file is part of the GNU C Library.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1987-1994, 1996-1998, 2004, 2006, 2009-2013 Free Software
+   Copyright (C) 1987-1994, 1996-1998, 2004, 2006, 2009-2016 Free Software
    Foundation, Inc.
    This file is part of the GNU C Library.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1987-1996, 1998-2004, 2006, 2008-2013 Free Software
+   Copyright (C) 1987-1996, 1998-2004, 2006, 2008-2016 Free Software
    Foundation, Inc.
    This file is part of the GNU C Library.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1988-1994, 1996-1999, 2003-2006, 2009-2013 Free Software
-   Foundation, Inc.
-   This file is part of the GNU C Library.
-
-
-====================COPYRIGHT====================
-   Copyright (C) 1988-1994, 1996-2006, 2009-2013 Free Software Foundation, Inc.
-
-
-====================COPYRIGHT====================
-   Copyright (C) 1989-1994, 1996-1999, 2001, 2003-2004, 2009-2013 Free Software
+   Copyright (C) 1989-1994, 1996-1999, 2001, 2003-2004, 2009-2016 Free Software
    Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -44,43 +34,48 @@
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1990, 1998, 2000-2001, 2003-2006, 2009-2013 Free Software
+   Copyright (C) 1990, 1998, 2000-2001, 2003-2006, 2009-2016 Free Software
    Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1990, 1998-2001, 2003-2006, 2009-2013 Free Software
+   Copyright (C) 1990, 1998-2001, 2003-2006, 2009-2016 Free Software
    Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1990, 2001, 2003-2006, 2009-2013 Free Software Foundation,
+   Copyright (C) 1990, 2001, 2003-2006, 2009-2016 Free Software Foundation,
    Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1990-1998, 2000-2007, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 1990-1998, 2000-2007, 2009-2016 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1990-2000, 2002-2006, 2008-2013 Free Software Foundation, Inc.
+   Copyright (C) 1990-2000, 2002-2006, 2008-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1990-2000, 2003-2004, 2006-2013 Free Software Foundation, Inc.
+   Copyright (C) 1990-2000, 2003-2004, 2006-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1991, 2004-2006, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 1991, 2004-2006, 2009-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1991-2003, 2005-2007, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 1991-2003, 2005-2007, 2009-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1992, 1999, 2001, 2003, 2005, 2009-2013 Free Software
+   Copyright (C) 1992, 1999, 2001, 2003, 2005, 2009-2016 Free Software
+   Foundation, Inc.
+
+
+====================COPYRIGHT====================
+   Copyright (C) 1995, 1998, 2001, 2003, 2005, 2009-2016 Free Software
    Foundation, Inc.
 
 
@@ -90,120 +85,134 @@
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1995-1996, 2001, 2003, 2005, 2009-2013 Free Software
+   Copyright (C) 1995-1996, 2001, 2003, 2005, 2009-2016 Free Software
    Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1995-1997, 2003, 2006, 2008-2013 Free Software Foundation,
+   Copyright (C) 1995-1997, 2003, 2006, 2008-2016 Free Software Foundation,
    Inc.
    This file is part of the GNU C Library.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1995-1998, 2000-2002, 2004-2006, 2009-2013 Free Software
+   Copyright (C) 1995-1998, 2000-2002, 2004-2006, 2009-2016 Free Software
    Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1996-1997, 2003, 2005, 2007, 2009-2013 Free Software
+   Copyright (C) 1996-1997, 2003, 2005, 2007, 2009-2016 Free Software
    Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1996-1999, 2008-2013 Free Software Foundation, Inc.
+   Copyright (C) 1996-1999, 2008-2016 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1996-2007, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 1996-2007, 2009-2016 Free Software Foundation, Inc.
+
+
+====================COPYRIGHT====================
+   Copyright (C) 1997-1999, 2002-2004, 2006-2007, 2009-2016 Free Software
+   Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1997-2000, 2002-2004, 2006, 2009-2013 Free Software
+   Copyright (C) 1997-2000, 2002-2004, 2006, 2009-2016 Free Software
    Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1998, 2000, 2003-2004, 2006, 2008-2013 Free Software
+   Copyright (C) 1998, 2000, 2003-2004, 2006, 2008-2016 Free Software
    Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1998-1999, 2005-2006, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 1998-1999, 2005-2006, 2009-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1998-2001, 2003, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 1998-2001, 2003, 2009-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1998-2002, 2004, 2006, 2008-2013 Free Software Foundation,
+   Copyright (C) 1998-2002, 2004, 2006, 2008-2016 Free Software Foundation,
    Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1998-2002, 2004, 2006-2013 Free Software Foundation, Inc.
+   Copyright (C) 1998-2002, 2004, 2006-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1998-2002, 2004-2013 Free Software Foundation, Inc.
+   Copyright (C) 1998-2002, 2004-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1999, 2002, 2006, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 1999, 2002, 2006, 2009-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1999, 2002, 2006-2013 Free Software Foundation, Inc.
+   Copyright (C) 1999, 2002, 2006-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1999, 2002-2003, 2005, 2007, 2010-2013 Free Software
+   Copyright (C) 1999, 2002-2003, 2005, 2007, 2010-2016 Free Software
    Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1999, 2002-2003, 2005-2007, 2009-2013 Free Software
+   Copyright (C) 1999, 2002-2003, 2005-2007, 2009-2016 Free Software
    Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1999, 2002-2003, 2006-2007, 2011-2013 Free Software
+   Copyright (C) 1999, 2002-2003, 2006-2007, 2011-2016 Free Software
    Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1999, 2002-2004, 2006, 2009-2013 Free Software Foundation,
+   Copyright (C) 1999, 2002-2004, 2006, 2009-2016 Free Software Foundation,
    Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1999, 2002-2004, 2006-2013 Free Software Foundation, Inc.
+   Copyright (C) 1999, 2002-2004, 2006-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1999, 2002-2013 Free Software Foundation, Inc.
+   Copyright (C) 1999, 2002-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1999, 2003, 2005, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 1999, 2003, 2005, 2009-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1999, 2004-2007, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 1999, 2003-2004, 2009-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1999-2000, 2002-2003, 2006-2013 Free Software Foundation, Inc.
+   Copyright (C) 1999, 2004-2007, 2009-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 1999-2013 Free Software Foundation, Inc.
+   Copyright (C) 1999-2000, 2002-2003, 2006-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2000, 2003, 2005-2006, 2009-2013 Free Software Foundation,
+   Copyright (C) 1999-2002, 2005-2016 Free Software Foundation, Inc.
+   Written by Bruno Haible <bruno@clisp.org>, 2008.
+
+
+====================COPYRIGHT====================
+   Copyright (C) 1999-2016 Free Software Foundation, Inc.
+
+
+====================COPYRIGHT====================
+   Copyright (C) 2000, 2003, 2005-2006, 2009-2016 Free Software Foundation,
    Inc.
 
 
@@ -218,154 +227,162 @@
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2000-2001, 2004-2006, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2000-2001, 2004-2006, 2009-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2000-2003, 2006, 2008-2013 Free Software Foundation, Inc.
+   Copyright (C) 2000-2003, 2006, 2008-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2000-2003, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2000-2003, 2009-2016 Free Software Foundation, Inc.
    This file is part of the GNU CHARSET Library.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2000-2006, 2008-2013 Free Software Foundation, Inc.
+   Copyright (C) 2000-2006, 2008-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2001, 2003, 2005, 2008-2013 Free Software Foundation, Inc.
+   Copyright (C) 2001, 2003, 2005, 2008-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2001, 2003, 2005, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2001, 2003, 2005, 2009-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2001, 2003, 2006, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2001, 2003, 2006, 2009-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2001, 2003, 2006-2007, 2009-2013 Free Software Foundation,
+   Copyright (C) 2001, 2003, 2006-2007, 2009-2016 Free Software Foundation,
    Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2006.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2001, 2003-2013 Free Software Foundation, Inc.
+   Copyright (C) 2001, 2003-2016 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2003.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2001, 2004-2006, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2001, 2004-2006, 2009-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2001-2002, 2007, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2001-2002, 2007, 2009-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2001-2002, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2001-2002, 2009-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2001-2003, 2005-2007, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2001-2003, 2005-2007, 2009-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
    Copyright (C) 2001-2003, 2005-2013 Free Software Foundation, Inc.
+
+
+====================COPYRIGHT====================
+   Copyright (C) 2001-2003, 2005-2016 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2001.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2001-2003, 2006, 2008-2013 Free Software Foundation, Inc.
+   Copyright (C) 2001-2003, 2006, 2008-2016 Free Software Foundation, Inc.
    Written by Bruno Haible <haible@clisp.cons.org>, 2001.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2001-2003, 2008-2013 Free Software Foundation, Inc.
+   Copyright (C) 2001-2003, 2008-2016 Free Software Foundation, Inc.
    Written by Bruno Haible <haible@clisp.cons.org>, 2001.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2001-2004, 2006, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2001-2004, 2006, 2009-2016 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2001.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2001-2004, 2006-2013 Free Software Foundation, Inc.
+   Copyright (C) 2001-2004, 2006-2016 Free Software Foundation, Inc.
    Written by Bruno Haible <haible@clisp.cons.org>, 2001.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2001-2004, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2001-2004, 2009-2016 Free Software Foundation, Inc.
+
+
+====================COPYRIGHT====================
+   Copyright (C) 2001-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2002, 2004, 2006, 2008-2013 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2004, 2006, 2008-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2002, 2004, 2008-2013 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2004, 2008-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2002, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2002, 2009-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2002-2003, 2005-2006, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2002-2003, 2005-2006, 2009-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2002-2003, 2005-2007, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2002-2003, 2005-2007, 2009-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2002-2004, 2006-2013 Free Software Foundation, Inc.
+   Copyright (C) 2002-2004, 2006-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2002-2004, 2007-2013 Free Software Foundation, Inc.
+   Copyright (C) 2002-2004, 2007-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2002-2013 Free Software Foundation, Inc.
+   Copyright (C) 2002-2016 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Isamu Hasegawa <isamu@yamato.ibm.com>.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2003, 2005, 2007, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2005, 2007, 2009-2016 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2003.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2003, 2006-2007, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2006-2007, 2009-2016 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2003.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2003, 2008-2013 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2008-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2003, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2009-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2003-2004, 2006-2013 Free Software Foundation, Inc.
+   Copyright (C) 2003-2004, 2006-2016 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2003.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2003-2004, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2003-2004, 2009-2016 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2003.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2003-2007, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2003-2007, 2009-2016 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2003.
 
 
@@ -374,23 +391,23 @@
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2004, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2004, 2009-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2005, 2007-2013 Free Software Foundation, Inc.
+   Copyright (C) 2005, 2007-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2005, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2005, 2009-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2005-2006, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2005-2006, 2009-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2005-2007, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2005-2007, 2009-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
@@ -398,7 +415,11 @@
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2006, 2011-2013 Free Software Foundation, Inc.
+   Copyright (C) 2005-2016 Free Software Foundation, Inc.
+
+
+====================COPYRIGHT====================
+   Copyright (C) 2006, 2011-2016 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2006.
 
 
@@ -407,7 +428,11 @@
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2007, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2006-2016 Free Software Foundation, Inc.
+
+
+====================COPYRIGHT====================
+   Copyright (C) 2007, 2009-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
@@ -416,6 +441,10 @@
 
 ====================COPYRIGHT====================
    Copyright (C) 2007-2013 Free Software Foundation, Inc.
+
+
+====================COPYRIGHT====================
+   Copyright (C) 2007-2016 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2007.
 
 
@@ -428,69 +457,83 @@
 
 
 ====================COPYRIGHT====================
+   Copyright (C) 2008-2016 Free Software Foundation, Inc.
+
+
+====================COPYRIGHT====================
    Copyright (C) 2009-2013 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2011-2013 Free Software Foundation, Inc.
+   Copyright (C) 2009-2016 Free Software Foundation, Inc.
+
+
+====================COPYRIGHT====================
+   Copyright (C) 2011-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright (C) 2012-2013 Free Software Foundation, Inc.
+   Copyright (C) 2012-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright 2000-2003, 2006, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-   Copyright 2013 Free Software Foundation, Inc.
+   Copyright 2013-2016 Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-/* Copyright (C) 1991, 1993, 1996-1997, 1999-2000, 2003-2004, 2006, 2008-2013
+/* Copyright (C) 1991, 1993, 1996-1997, 1999-2000, 2003-2004, 2006, 2008-2016
    Free Software Foundation, Inc.
 
 
 ====================COPYRIGHT====================
-/* Copyright (C) 1991, 1994-2002, 2005, 2008-2013 Free Software Foundation,
+/* Copyright (C) 1991, 1994-2002, 2005, 2008-2016 Free Software Foundation,
    Inc.
    This file is part of the GNU C Library.
 
 
 ====================COPYRIGHT====================
-/* Copyright (C) 1999, 2001-2002, 2006, 2009-2013 Free Software Foundation,
+/* Copyright (C) 1999, 2001-2002, 2006, 2009-2016 Free Software Foundation,
    Inc.
    This file is part of the GNU C Library.
 
 
 ====================COPYRIGHT====================
-/* Copyright (C) 1999, 2001-2003, 2006-2007, 2009-2013 Free Software
+/* Copyright (C) 1999, 2001-2003, 2006-2007, 2009-2016 Free Software
    Foundation, Inc.
    This file is part of the GNU C Library.
 
 
 ====================COPYRIGHT====================
 /* Ordered set data type implemented by a binary tree.
-   Copyright (C) 2006-2007, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2006-2007, 2009-2016 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2006.
 
 
 ====================COPYRIGHT====================
 /* Sequential list data type implemented by a hash table with a linked list.
-   Copyright (C) 2006, 2008-2013 Free Software Foundation, Inc.
+   Copyright (C) 2006, 2008-2016 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2006.
 
 
 ====================COPYRIGHT====================
 /* Sequential list data type implemented by a hash table with another list.
-   Copyright (C) 2006, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 2006, 2009-2016 Free Software Foundation, Inc.
    Written by Bruno Haible <bruno@clisp.org>, 2006.
 
 
 ====================COPYRIGHT====================
 /* Variable with FSF copyright information, for version-etc.
-   Copyright (C) 1999-2006, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 1999-2006, 2009-2016 Free Software Foundation, Inc.
+
+
+====================COPYRIGHT====================
+/* obstack.c - subroutines used implicitly by object stack macros
+   Copyright (C) 1988-2016 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
 
 
 ====================COPYRIGHT====================
@@ -499,7 +542,7 @@ Copyright d Free Software Foundation, Inc.
 ====================File: lib/filenamecat-lgpl.c====================
 /* Concatenate two arbitrary file names.
 
-   Copyright (C) 1996-2007, 2009-2013 Free Software Foundation, Inc.
+   Copyright (C) 1996-2007, 2009-2016 Free Software Foundation, Inc.
 
    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
@@ -587,6 +630,359 @@ mfile_name_concat (char const *dir, char const *abase, char **base_in_result)
 }
 
 
+====================File: lib/obstack.c====================
+/* obstack.c - subroutines used implicitly by object stack macros
+   Copyright (C) 1988-2016 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library 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 3 of the License, or (at your option) any later version.
+
+   The GNU C Library 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 the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+
+#ifdef _LIBC
+# include <obstack.h>
+#else
+# include <config.h>
+# include "obstack.h"
+#endif
+
+/* NOTE BEFORE MODIFYING THIS FILE: _OBSTACK_INTERFACE_VERSION in
+   obstack.h must be incremented whenever callers compiled using an old
+   obstack.h can no longer properly call the functions in this file.  */
+
+/* Comment out all this code if we are using the GNU C Library, and are not
+   actually compiling the library itself, and the installed library
+   supports the same library interface we do.  This code is part of the GNU
+   C Library, but also included in many other GNU distributions.  Compiling
+   and linking in this code is a waste when using the GNU C library
+   (especially if it is a shared library).  Rather than having every GNU
+   program understand 'configure --with-gnu-libc' and omit the object
+   files, it is simpler to just do this in the source for each such file.  */
+#if !defined _LIBC && defined __GNU_LIBRARY__ && __GNU_LIBRARY__ > 1
+# include <gnu-versions.h>
+# if (_GNU_OBSTACK_INTERFACE_VERSION == _OBSTACK_INTERFACE_VERSION	      \
+      || (_GNU_OBSTACK_INTERFACE_VERSION == 1				      \
+          && _OBSTACK_INTERFACE_VERSION == 2				      \
+          && defined SIZEOF_INT && defined SIZEOF_SIZE_T		      \
+          && SIZEOF_INT == SIZEOF_SIZE_T))
+#  define _OBSTACK_ELIDE_CODE
+# endif
+#endif
+
+#ifndef _OBSTACK_ELIDE_CODE
+/* If GCC, or if an oddball (testing?) host that #defines __alignof__,
+   use the already-supplied __alignof__.  Otherwise, this must be Gnulib
+   (as glibc assumes GCC); defer to Gnulib's alignof_type.  */
+# include <stdlib.h>
+# include <stdint.h>
+
+# ifndef MAX
+#  define MAX(a,b) ((a) > (b) ? (a) : (b))
+# endif
+
+/* Determine default alignment.  */
+
+/* If malloc were really smart, it would round addresses to DEFAULT_ALIGNMENT.
+   But in fact it might be less smart and round addresses to as much as
+   DEFAULT_ROUNDING.  So we prepare for it to do that.
+
+   DEFAULT_ALIGNMENT cannot be an enum constant; see gnulib's alignof.h.  */
+#define DEFAULT_ALIGNMENT MAX (__alignof__ (long double),		      \
+                               MAX (__alignof__ (uintmax_t),		      \
+                                    __alignof__ (void *)))
+#define DEFAULT_ROUNDING MAX (sizeof (long double),			      \
+                               MAX (sizeof (uintmax_t),			      \
+                                    sizeof (void *)))
+
+/* Call functions with either the traditional malloc/free calling
+   interface, or the mmalloc/mfree interface (that adds an extra first
+   argument), based on the value of use_extra_arg.  */
+
+static void *
+call_chunkfun (struct obstack *h, size_t size)
+{
+  if (h->use_extra_arg)
+    return h->chunkfun.extra (h->extra_arg, size);
+  else
+    return h->chunkfun.plain (size);
+}
+
+static void
+call_freefun (struct obstack *h, void *old_chunk)
+{
+  if (h->use_extra_arg)
+    h->freefun.extra (h->extra_arg, old_chunk);
+  else
+    h->freefun.plain (old_chunk);
+}
+
+
+/* Initialize an obstack H for use.  Specify chunk size SIZE (0 means default).
+   Objects start on multiples of ALIGNMENT (0 means use default).
+
+   Return nonzero if successful, calls obstack_alloc_failed_handler if
+   allocation fails.  */
+
+static int
+_obstack_begin_worker (struct obstack *h,
+                       _OBSTACK_SIZE_T size, _OBSTACK_SIZE_T alignment)
+{
+  struct _obstack_chunk *chunk; /* points to new chunk */
+
+  if (alignment == 0)
+    alignment = DEFAULT_ALIGNMENT;
+  if (size == 0)
+    /* Default size is what GNU malloc can fit in a 4096-byte block.  */
+    {
+      /* 12 is sizeof (mhead) and 4 is EXTRA from GNU malloc.
+         Use the values for range checking, because if range checking is off,
+         the extra bytes won't be missed terribly, but if range checking is on
+         and we used a larger request, a whole extra 4096 bytes would be
+         allocated.
+
+         These number are irrelevant to the new GNU malloc.  I suspect it is
+         less sensitive to the size of the request.  */
+      int extra = ((((12 + DEFAULT_ROUNDING - 1) & ~(DEFAULT_ROUNDING - 1))
+                    + 4 + DEFAULT_ROUNDING - 1)
+                   & ~(DEFAULT_ROUNDING - 1));
+      size = 4096 - extra;
+    }
+
+  h->chunk_size = size;
+  h->alignment_mask = alignment - 1;
+
+  chunk = h->chunk = call_chunkfun (h, h->chunk_size);
+  if (!chunk)
+    (*obstack_alloc_failed_handler) ();
+  h->next_free = h->object_base = __PTR_ALIGN ((char *) chunk, chunk->contents,
+                                               alignment - 1);
+  h->chunk_limit = chunk->limit = (char *) chunk + h->chunk_size;
+  chunk->prev = 0;
+  /* The initial chunk now contains no empty object.  */
+  h->maybe_empty_object = 0;
+  h->alloc_failed = 0;
+  return 1;
+}
+
+int
+_obstack_begin (struct obstack *h,
+                _OBSTACK_SIZE_T size, _OBSTACK_SIZE_T alignment,
+                void *(*chunkfun) (size_t),
+                void (*freefun) (void *))
+{
+  h->chunkfun.plain = chunkfun;
+  h->freefun.plain = freefun;
+  h->use_extra_arg = 0;
+  return _obstack_begin_worker (h, size, alignment);
+}
+
+int
+_obstack_begin_1 (struct obstack *h,
+                  _OBSTACK_SIZE_T size, _OBSTACK_SIZE_T alignment,
+                  void *(*chunkfun) (void *, size_t),
+                  void (*freefun) (void *, void *),
+                  void *arg)
+{
+  h->chunkfun.extra = chunkfun;
+  h->freefun.extra = freefun;
+  h->extra_arg = arg;
+  h->use_extra_arg = 1;
+  return _obstack_begin_worker (h, size, alignment);
+}
+
+/* Allocate a new current chunk for the obstack *H
+   on the assumption that LENGTH bytes need to be added
+   to the current object, or a new object of length LENGTH allocated.
+   Copies any partial object from the end of the old chunk
+   to the beginning of the new one.  */
+
+void
+_obstack_newchunk (struct obstack *h, _OBSTACK_SIZE_T length)
+{
+  struct _obstack_chunk *old_chunk = h->chunk;
+  struct _obstack_chunk *new_chunk = 0;
+  size_t obj_size = h->next_free - h->object_base;
+  char *object_base;
+
+  /* Compute size for new chunk.  */
+  size_t sum1 = obj_size + length;
+  size_t sum2 = sum1 + h->alignment_mask;
+  size_t new_size = sum2 + (obj_size >> 3) + 100;
+  if (new_size < sum2)
+    new_size = sum2;
+  if (new_size < h->chunk_size)
+    new_size = h->chunk_size;
+
+  /* Allocate and initialize the new chunk.  */
+  if (obj_size <= sum1 && sum1 <= sum2)
+    new_chunk = call_chunkfun (h, new_size);
+  if (!new_chunk)
+    (*obstack_alloc_failed_handler)();
+  h->chunk = new_chunk;
+  new_chunk->prev = old_chunk;
+  new_chunk->limit = h->chunk_limit = (char *) new_chunk + new_size;
+
+  /* Compute an aligned object_base in the new chunk */
+  object_base =
+    __PTR_ALIGN ((char *) new_chunk, new_chunk->contents, h->alignment_mask);
+
+  /* Move the existing object to the new chunk.  */
+  memcpy (object_base, h->object_base, obj_size);
+
+  /* If the object just copied was the only data in OLD_CHUNK,
+     free that chunk and remove it from the chain.
+     But not if that chunk might contain an empty object.  */
+  if (!h->maybe_empty_object
+      && (h->object_base
+          == __PTR_ALIGN ((char *) old_chunk, old_chunk->contents,
+                          h->alignment_mask)))
+    {
+      new_chunk->prev = old_chunk->prev;
+      call_freefun (h, old_chunk);
+    }
+
+  h->object_base = object_base;
+  h->next_free = h->object_base + obj_size;
+  /* The new chunk certainly contains no empty object yet.  */
+  h->maybe_empty_object = 0;
+}
+
+/* Return nonzero if object OBJ has been allocated from obstack H.
+   This is here for debugging.
+   If you use it in a program, you are probably losing.  */
+
+/* Suppress -Wmissing-prototypes warning.  We don't want to declare this in
+   obstack.h because it is just for debugging.  */
+int _obstack_allocated_p (struct obstack *h, void *obj) __attribute_pure__;
+
+int
+_obstack_allocated_p (struct obstack *h, void *obj)
+{
+  struct _obstack_chunk *lp;    /* below addr of any objects in this chunk */
+  struct _obstack_chunk *plp;   /* point to previous chunk if any */
+
+  lp = (h)->chunk;
+  /* We use >= rather than > since the object cannot be exactly at
+     the beginning of the chunk but might be an empty object exactly
+     at the end of an adjacent chunk.  */
+  while (lp != 0 && ((void *) lp >= obj || (void *) (lp)->limit < obj))
+    {
+      plp = lp->prev;
+      lp = plp;
+    }
+  return lp != 0;
+}
+
+/* Free objects in obstack H, including OBJ and everything allocate
+   more recently than OBJ.  If OBJ is zero, free everything in H.  */
+
+void
+_obstack_free (struct obstack *h, void *obj)
+{
+  struct _obstack_chunk *lp;    /* below addr of any objects in this chunk */
+  struct _obstack_chunk *plp;   /* point to previous chunk if any */
+
+  lp = h->chunk;
+  /* We use >= because there cannot be an object at the beginning of a chunk.
+     But there can be an empty object at that address
+     at the end of another chunk.  */
+  while (lp != 0 && ((void *) lp >= obj || (void *) (lp)->limit < obj))
+    {
+      plp = lp->prev;
+      call_freefun (h, lp);
+      lp = plp;
+      /* If we switch chunks, we can't tell whether the new current
+         chunk contains an empty object, so assume that it may.  */
+      h->maybe_empty_object = 1;
+    }
+  if (lp)
+    {
+      h->object_base = h->next_free = (char *) (obj);
+      h->chunk_limit = lp->limit;
+      h->chunk = lp;
+    }
+  else if (obj != 0)
+    /* obj is not in any of the chunks! */
+    abort ();
+}
+
+_OBSTACK_SIZE_T
+_obstack_memory_used (struct obstack *h)
+{
+  struct _obstack_chunk *lp;
+  _OBSTACK_SIZE_T nbytes = 0;
+
+  for (lp = h->chunk; lp != 0; lp = lp->prev)
+    {
+      nbytes += lp->limit - (char *) lp;
+    }
+  return nbytes;
+}
+
+# ifndef _OBSTACK_NO_ERROR_HANDLER
+/* Define the error handler.  */
+#  include <stdio.h>
+
+/* Exit value used when 'print_and_abort' is used.  */
+#  ifdef _LIBC
+int obstack_exit_failure = EXIT_FAILURE;
+#  else
+#   include "exitfail.h"
+#   define obstack_exit_failure exit_failure
+#  endif
+
+#  ifdef _LIBC
+#   include <libintl.h>
+#  else
+#   include "gettext.h"
+#  endif
+#  ifndef _
+#   define _(msgid) gettext (msgid)
+#  endif
+
+#  ifdef _LIBC
+#   include <libio/iolibio.h>
+#  endif
+
+static _Noreturn void
+print_and_abort (void)
+{
+  /* Don't change any of these strings.  Yes, it would be possible to add
+     the newline to the string and use fputs or so.  But this must not
+     happen because the "memory exhausted" message appears in other places
+     like this and the translation should be reused instead of creating
+     a very similar string which requires a separate translation.  */
+#  ifdef _LIBC
+  (void) __fxprintf (NULL, "%s\n", _("memory exhausted"));
+#  else
+  fprintf (stderr, "%s\n", _("memory exhausted"));
+#  endif
+  exit (obstack_exit_failure);
+}
+
+/* The functions allocating more room by calling 'obstack_chunk_alloc'
+   jump to the handler pointed to by 'obstack_alloc_failed_handler'.
+   This can be set to a user defined function which should either
+   abort gracefully or use longjump - but shouldn't return.  This
+   variable by default points to the internal function
+   'print_and_abort'.  */
+__attribute_noreturn__ void (*obstack_alloc_failed_handler) (void)
+  = print_and_abort;
+# endif /* !_OBSTACK_NO_ERROR_HANDLER */
+#endif /* !_OBSTACK_ELIDE_CODE */
+
+
 ====================GPL-3.0-or-later====================
     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
@@ -671,6 +1067,21 @@ mfile_name_concat (char const *dir, char const *abase, char **base_in_result)
 
    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, see <http://www.gnu.org/licenses/>.  */
+
+
+====================GPL-3.0-or-later====================
+   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 3 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.