Update from Gnulib

This incorporates mostly just copyright-year changes, plus recent minor updates from glibc for the non-Emacs regular expression code.

Update from Gnulib
This incorporates mostly just copyright-year changes, plus recent minor updates from glibc for the non-Emacs regular expression code.
11549870 · Paul Eggert · ba809612 · 11549870 · 11549870 · 11549870
Commit 11549870 authored Dec 31, 2018 by Paul Eggert
20 changed files
--- a/build-aux/config.guess
+++ b/build-aux/config.guess
@@ -2,7 +2,7 @@
 # Attempt to guess a canonical system name.
 #   Copyright 1992-2019 Free Software Foundation, Inc.

-timestamp='2018-12-07'
+timestamp='2019-01-01'

 # This file is free software; you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by

--- a/build-aux/config.sub
+++ b/build-aux/config.sub
@@ -2,7 +2,7 @@
 # Configuration validation subroutine script.
 #   Copyright 1992-2019 Free Software Foundation, Inc.

-timestamp='2018-12-16'
+timestamp='2019-01-01'

 # This file is free software; you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by
@@ -1361,7 +1361,7 @@ case $os in
 	     | powermax* | dnix* | nx6 | nx7 | sei* | dragonfly* \
 	     | skyos* | haiku* | rdos* | toppers* | drops* | es* \
 	     | onefs* | tirtos* | phoenix* | fuchsia* | redox* | bme* \
-	     | midnightbsd* | amdhsa* | unleashed*)
+	     | midnightbsd* | amdhsa* | unleashed* | emscripten*)
 	# Remember, each alternative MUST END IN *, to match a version number.
 		;;
 	qnx*)

--- a/doc/misc/texinfo.tex
+++ b/doc/misc/texinfo.tex
@@ -3,12 +3,9 @@
 % Load plain if necessary, i.e., if running under initex.
 \expandafter\ifx\csname fmtname\endcsname\relax\input plain\fi
 %
-\def\texinfoversion{2018-09-21.20}
+\def\texinfoversion{2018-12-28.17}
 %
-% Copyright 1985, 1986, 1988, 1990, 1991, 1992, 1993, 1994, 1995,
-% 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
-% 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
-% Free Software Foundation, Inc.
+% Copyright 1985, 1986, 1988, 1990-2018 Free Software Foundation, Inc.
 %
 % This texinfo.tex file is free software: you can redistribute it and/or
 % modify it under the terms of the GNU General Public License as
@@ -244,17 +241,7 @@
 %
 \def\finalout{\overfullrule=0pt }

-% Do @cropmarks to get crop marks.
-%
-\newif\ifcropmarks
-\let\cropmarks = \cropmarkstrue
-%
-% Dimensions to add cropmarks at corners.
-% Added by P. A. MacKay, 12 Nov. 1986
-%
 \newdimen\outerhsize \newdimen\outervsize % set by the paper size routines
-\newdimen\cornerlong  \cornerlong=1pc
-\newdimen\cornerthick \cornerthick=.3pt
 \newdimen\topandbottommargin \topandbottommargin=.75in

 % Output a mark which sets \thischapter, \thissection and \thiscolor.
@@ -328,12 +315,12 @@
 \newbox\footlinebox

 % \onepageout takes a vbox as an argument.
-% \shipout a vbox for a single page, adding an optional header, footer,
-% cropmarks, and footnote.  This also causes index entries for this page
-% to be written to the auxiliary files.
+% \shipout a vbox for a single page, adding an optional header, footer
+% and footnote.  This also causes index entries for this page to be written
+% to the auxiliary files.
 %
 \def\onepageout#1{%
-  \ifcropmarks \hoffset=0pt \else \hoffset=\normaloffset \fi
+  \hoffset=\normaloffset
  %
  \ifodd\pageno  \advance\hoffset by \bindingoffset
  \else \advance\hoffset by -\bindingoffset\fi
@@ -386,25 +373,6 @@
      % Do this early so pdf references go to the beginning of the page.
      \ifpdfmakepagedest \pdfdest name{\the\pageno} xyz\fi
      %
-      \ifcropmarks \vbox to \outervsize\bgroup
-        \hsize = \outerhsize
-        \vskip-\topandbottommargin
-        \vtop to0pt{%
-          \line{\ewtop\hfil\ewtop}%
-          \nointerlineskip
-          \line{%
-            \vbox{\moveleft\cornerthick\nstop}%
-            \hfill
-            \vbox{\moveright\cornerthick\nstop}%
-          }%
-          \vss}%
-        \vskip\topandbottommargin
-        \line\bgroup
-          \hfil % center the page within the outer (page) hsize.
-          \ifodd\pageno\hskip\bindingoffset\fi
-          \vbox\bgroup
-      \fi
-      %
      \unvbox\headlinebox
      \pagebody{#1}%
      \ifdim\ht\footlinebox > 0pt
@@ -415,22 +383,6 @@
        \unvbox\footlinebox
      \fi
      %
-      \ifcropmarks
-          \egroup % end of \vbox\bgroup
-        \hfil\egroup % end of (centering) \line\bgroup
-        \vskip\topandbottommargin plus1fill minus1fill
-        \boxmaxdepth = \cornerthick
-        \vbox to0pt{\vss
-          \line{%
-            \vbox{\moveleft\cornerthick\nsbot}%
-            \hfill
-            \vbox{\moveright\cornerthick\nsbot}%
-          }%
-          \nointerlineskip
-          \line{\ewbot\hfil\ewbot}%
-        }%
-      \egroup % \vbox from first cropmarks clause
-      \fi
    }% end of \shipout\vbox
  }% end of group with \indexdummies
  \advancepageno
@@ -451,17 +403,6 @@
 \ifr@ggedbottom \kern-\dimen@ \vfil \fi}
 }

-% Here are the rules for the cropmarks.  Note that they are
-% offset so that the space between them is truly \outerhsize or \outervsize
-% (P. A. MacKay, 12 November, 1986)
-%
-\def\ewtop{\vrule height\cornerthick depth0pt width\cornerlong}
-\def\nstop{\vbox
-  {\hrule height\cornerthick depth\cornerlong width\cornerthick}}
-\def\ewbot{\vrule height0pt depth\cornerthick width\cornerlong}
-\def\nsbot{\vbox
-  {\hrule height\cornerlong depth\cornerthick width\cornerthick}}
-

 % Argument parsing


--- a/lib/alloca.in.h
+++ b/lib/alloca.in.h
 /* Memory allocation on the stack.

-   Copyright (C) 1995, 1999, 2001-2004, 2006-2019 Free Software
-   Foundation, Inc.
+   Copyright (C) 1995, 1999, 2001-2004, 2006-2019 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

--- a/lib/binary-io.h
+++ b/lib/binary-io.h
 /* Binary mode I/O.
-   Copyright (C) 2001, 2003, 2005, 2008-2019 Free Software Foundation,
-   Inc.
+   Copyright (C) 2001, 2003, 2005, 2008-2019 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

--- a/lib/c-ctype.h
+++ b/lib/c-ctype.h
@@ -5,8 +5,7 @@
   <ctype.h> functions' behaviour depends on the current locale set via
   setlocale.

-   Copyright (C) 2000-2003, 2006, 2008-2019 Free Software Foundation,
-   Inc.
+   Copyright (C) 2000-2003, 2006, 2008-2019 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

--- a/lib/c-strcasecmp.c
+++ b/lib/c-strcasecmp.c
 /* c-strcasecmp.c -- case insensitive string comparator in C locale
-   Copyright (C) 1998-1999, 2005-2006, 2009-2019 Free Software
-   Foundation, Inc.
+   Copyright (C) 1998-1999, 2005-2006, 2009-2019 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

--- a/lib/c-strncasecmp.c
+++ b/lib/c-strncasecmp.c
 /* c-strncasecmp.c -- case insensitive string comparator in C locale
-   Copyright (C) 1998-1999, 2005-2006, 2009-2019 Free Software
-   Foundation, Inc.
+   Copyright (C) 1998-1999, 2005-2006, 2009-2019 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

--- a/lib/careadlinkat.c
+++ b/lib/careadlinkat.c
 /* Read symbolic links into a buffer without size limitation, relative to fd.

-   Copyright (C) 2001, 2003-2004, 2007, 2009-2019 Free Software
-   Foundation, Inc.
+   Copyright (C) 2001, 2003-2004, 2007, 2009-2019 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

--- a/lib/cdefs.h
+++ b/lib/cdefs.h
-/* Copyright (C) 1992-2018 Free Software Foundation, Inc.
+/* Copyright (C) 1992-2019 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

--- a/lib/cloexec.c
+++ b/lib/cloexec.c
 /* cloexec.c - set or clear the close-on-exec descriptor flag

-   Copyright (C) 1991, 2004-2006, 2009-2019 Free Software Foundation,
-   Inc.
+   Copyright (C) 1991, 2004-2006, 2009-2019 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

--- a/lib/close-stream.c
+++ b/lib/close-stream.c
 /* Close a stream, with nicer error checking than fclose's.

-   Copyright (C) 1998-2002, 2004, 2006-2019 Free Software Foundation,
-   Inc.
+   Copyright (C) 1998-2002, 2004, 2006-2019 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

--- a/lib/diffseq.h
+++ b/lib/diffseq.h
 /* Analyze differences between two vectors.

-   Copyright (C) 1988-1989, 1992-1995, 2001-2004, 2006-2019 Free
-   Software Foundation, Inc.
+   Copyright (C) 1988-1989, 1992-1995, 2001-2004, 2006-2019 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

--- a/lib/dosname.h
+++ b/lib/dosname.h
 /* File names on MS-DOS/Windows systems.

-   Copyright (C) 2000-2001, 2004-2006, 2009-2019 Free Software
-   Foundation, Inc.
+   Copyright (C) 2000-2001, 2004-2006, 2009-2019 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

--- a/lib/dup2.c
+++ b/lib/dup2.c
 /* Duplicate an open file descriptor to a specified file descriptor.

-   Copyright (C) 1999, 2004-2007, 2009-2019 Free Software Foundation,
-   Inc.
+   Copyright (C) 1999, 2004-2007, 2009-2019 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

--- a/lib/filemode.h
+++ b/lib/filemode.h
 /* Make a string describing file modes.

-   Copyright (C) 1998-1999, 2003, 2006, 2009-2019 Free Software
-   Foundation, Inc.
+   Copyright (C) 1998-1999, 2003, 2006, 2009-2019 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

--- a/lib/fpending.c
+++ b/lib/fpending.c
 /* fpending.c -- return the number of pending output bytes on a stream
-   Copyright (C) 2000, 2004, 2006-2007, 2009-2019 Free Software
-   Foundation, Inc.
+   Copyright (C) 2000, 2004, 2006-2007, 2009-2019 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

--- a/lib/fpending.h
+++ b/lib/fpending.h
 /* Declare __fpending.

-   Copyright (C) 2000, 2003, 2005-2006, 2009-2019 Free Software
-   Foundation, Inc.
+   Copyright (C) 2000, 2003, 2005-2006, 2009-2019 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

--- a/lib/fsusage.c
+++ b/lib/fsusage.c
 /* fsusage.c -- return space usage of mounted file systems

-   Copyright (C) 1991-1992, 1996, 1998-1999, 2002-2006, 2009-2018 Free Software
+   Copyright (C) 1991-1992, 1996, 1998-1999, 2002-2006, 2009-2019 Free Software
   Foundation, Inc.

   This program is free software: you can redistribute it and/or modify

--- a/lib/fsusage.h
+++ b/lib/fsusage.h
 /* fsusage.h -- declarations for file system space usage info

-   Copyright (C) 1991-1992, 1997, 2003-2006, 2009-2018 Free Software
+   Copyright (C) 1991-1992, 1997, 2003-2006, 2009-2019 Free Software
   Foundation, Inc.

   This program is free software: you can redistribute it and/or modify