maint: run "make fetch" to update files from elsewhere

* lib/config.guess: Auto-update.
* lib/config.sub: Auto-update.
* lib/gendocs.sh: Auto-update.
* lib/gendocs_template: Auto-update.
* lib/gitlog-to-changelog: Auto-update.
* lib/gnupload: Auto-update.
* lib/texinfo.tex: Auto-update.
* lib/update-copyright: Auto-update.

8 files changed, 29 insertions, 33 deletions

diff --git a/lib/config.guess b/lib/config.guess
index 7f9ebbe31..45001cfec 100755
--- a/lib/config.guess
+++ b/lib/config.guess
@@ -1,8 +1,8 @@
 #! /bin/sh
 # Attempt to guess a canonical system name.
-#   Copyright 1992-2019 Free Software Foundation, Inc.
+#   Copyright 1992-2020 Free Software Foundation, Inc.
 
-timestamp='2019-09-10'
+timestamp='2020-01-01'
 
 # 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
@@ -50,7 +50,7 @@ version="\
 GNU config.guess ($timestamp)
 
 Originally written by Per Bothner.
-Copyright 1992-2019 Free Software Foundation, Inc.
+Copyright 1992-2020 Free Software Foundation, Inc.
 
 This is free software; see the source for copying conditions.  There is NO
 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
@@ -99,6 +99,8 @@ tmp=
 trap 'test -z "$tmp" || rm -fr "$tmp"' 0 1 2 13 15
 
 set_cc_for_build() {
+    # prevent multiple calls if $tmp is already set
+    test "$tmp" && return 0
     : "${TMPDIR=/tmp}"
     # shellcheck disable=SC2039
     { tmp=`(umask 077 && mktemp -d "$TMPDIR/cgXXXXXX") 2>/dev/null` && test -n "$tmp" && test -d "$tmp" ; } ||
@@ -924,7 +926,7 @@ EOF
 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
     alpha:Linux:*:*)
-	case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in
+	case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' /proc/cpuinfo 2>/dev/null` in
 	  EV5)   UNAME_MACHINE=alphaev5 ;;
 	  EV56)  UNAME_MACHINE=alphaev56 ;;
 	  PCA56) UNAME_MACHINE=alphapca56 ;;
diff --git a/lib/config.sub b/lib/config.sub
index 0f2234c17..f02d43ad5 100755
--- a/lib/config.sub
+++ b/lib/config.sub
@@ -1,8 +1,8 @@
 #! /bin/sh
 # Configuration validation subroutine script.
-#   Copyright 1992-2019 Free Software Foundation, Inc.
+#   Copyright 1992-2020 Free Software Foundation, Inc.
 
-timestamp='2019-06-30'
+timestamp='2020-01-01'
 
 # 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
@@ -67,7 +67,7 @@ Report bugs and patches to <config-patches@gnu.org>."
 version="\
 GNU config.sub ($timestamp)
 
-Copyright 1992-2019 Free Software Foundation, Inc.
+Copyright 1992-2020 Free Software Foundation, Inc.
 
 This is free software; see the source for copying conditions.  There is NO
 warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE."
diff --git a/lib/gendocs.sh b/lib/gendocs.sh
index fd6a4b8ce..dec8eb9af 100755
--- a/lib/gendocs.sh
+++ b/lib/gendocs.sh
@@ -2,9 +2,9 @@
 # gendocs.sh -- generate a GNU manual in many formats.  This script is
 #   mentioned in maintain.texi.  See the help message below for usage details.
 
-scriptversion=2019-01-01.00
+scriptversion=2020-01-01.00
 
-# Copyright 2003-2019 Free Software Foundation, Inc.
+# Copyright 2003-2020 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
@@ -73,7 +73,7 @@ texarg="-t @finalout"
 
 version="gendocs.sh $scriptversion
 
-Copyright 2019 Free Software Foundation, Inc.
+Copyright 2020 Free Software Foundation, Inc.
 There is NO warranty.  You may redistribute this software
 under the terms of the GNU General Public License.
 For more information about these matters, see the files named COPYING."
diff --git a/lib/gendocs_template b/lib/gendocs_template
index c1c92b2bd..bab2d88e4 100644
--- a/lib/gendocs_template
+++ b/lib/gendocs_template
@@ -77,7 +77,7 @@ the FSF.  Broken links and other corrections or suggestions can be sent
 to <a href="mailto:%%EMAIL%%">&lt;%%EMAIL%%&gt;</a>.</p>
 </div>
 
-<p>Copyright &copy; 2019 Free Software Foundation, Inc.</p>
+<p>Copyright &copy; 2020 Free Software Foundation, Inc.</p>
 
 <p>This page is licensed under a <a rel="license"
 href="https://creativecommons.org/licenses/by-nd/3.0/us/">Creative
diff --git a/lib/gitlog-to-changelog b/lib/gitlog-to-changelog
index 163c48c8e..511276757 100755
--- a/lib/gitlog-to-changelog
+++ b/lib/gitlog-to-changelog
@@ -3,7 +3,7 @@
 
 # Convert git log output to ChangeLog format.
 
-# Copyright (C) 2008-2019 Free Software Foundation, Inc.
+# Copyright (C) 2008-2020 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
diff --git a/lib/gnupload b/lib/gnupload
index d24a924d3..fb8733480 100755
--- a/lib/gnupload
+++ b/lib/gnupload
@@ -3,7 +3,7 @@
 
 scriptversion=2018-05-19.18; # UTC
 
-# Copyright (C) 2004-2019 Free Software Foundation, Inc.
+# Copyright (C) 2004-2020 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
diff --git a/lib/texinfo.tex b/lib/texinfo.tex
index 1ea515b2a..deca59918 100644
--- a/lib/texinfo.tex
+++ b/lib/texinfo.tex
@@ -3,7 +3,7 @@
 % Load plain if necessary, i.e., if running under initex.
 \expandafter\ifx\csname fmtname\endcsname\relax\input plain\fi
 %
-\def\texinfoversion{2019-09-24.13}
+\def\texinfoversion{2020-02-11.09}
 %
 % Copyright 1985, 1986, 1988, 1990-2019 Free Software Foundation, Inc.
 %
@@ -373,12 +373,12 @@
   % Common context changes for both heading and footing.
   % Do this outside of the \shipout so @code etc. will be expanded in
   % the headline as they should be, not taken literally (outputting ''code).
-  \def\commmonheadfootline{\let\hsize=\txipagewidth \texinfochars}
+  \def\commonheadfootline{\let\hsize=\txipagewidth \texinfochars}
   %
-  \global\setbox\headlinebox = \vbox{\commmonheadfootline \makeheadline}%
+  \global\setbox\headlinebox = \vbox{\commonheadfootline \makeheadline}%
   %
   \ifodd\pageno \getoddfootingmarks \else \getevenfootingmarks \fi
-  \global\setbox\footlinebox = \vbox{\commmonheadfootline \makefootline}%
+  \global\setbox\footlinebox = \vbox{\commonheadfootline \makefootline}%
   %
   {%
     % Set context for writing to auxiliary files like index files.
@@ -3107,9 +3107,9 @@ end
 % preferrable one choice is over the other.
 \def\urefallowbreak{%
   \allowbreak
-  \hskip 0pt plus 4 em\relax
-  \penalty100
-  \hskip 0pt plus -4 em\relax
+  \hskip 0pt plus 2 em\relax
+  \penalty300
+  \hskip 0pt plus -2 em\relax
 }
 
 \urefbreakstyle after
@@ -8955,17 +8955,11 @@ might help (with 'rm \jobname.?? \jobname.??s')%
     \else
       % Reference within this manual.
       %
-      % _ (for example) has to be the character _ for the purposes of the
-      % control sequence corresponding to the node, but it has to expand
-      % into the usual \leavevmode...\vrule stuff for purposes of
-      % printing. So we \turnoffactive for the \refx-snt, back on for the
-      % printing, back off for the \refx-pg.
-      {\turnoffactive
-       % Only output a following space if the -snt ref is nonempty; for
-       % @unnumbered and @anchor, it won't be.
-       \setbox2 = \hbox{\ignorespaces \refx{#1-snt}{}}%
-       \ifdim \wd2 > 0pt \refx{#1-snt}\space\fi
-      }%
+      % Only output a following space if the -snt ref is nonempty; for
+      % @unnumbered and @anchor, it won't be.
+      \setbox2 = \hbox{\ignorespaces \refx{#1-snt}{}}%
+      \ifdim \wd2 > 0pt \refx{#1-snt}\space\fi
+      %
       % output the `[mynode]' via the macro below so it can be overridden.
       \xrefprintnodename\printedrefname
       %
@@ -9055,7 +9049,7 @@ might help (with 'rm \jobname.?? \jobname.??s')%
   \requireauxfile
   {%
     \indexnofonts
-    \otherbackslash
+    \turnoffactive
     \def\value##1{##1}%
     \expandafter\global\expandafter\let\expandafter\thisrefX
       \csname XR#1\endcsname
diff --git a/lib/update-copyright b/lib/update-copyright
index e4809f620..4f79b56be 100755
--- a/lib/update-copyright
+++ b/lib/update-copyright
@@ -3,7 +3,7 @@
 
 # Update an FSF copyright year list to include the current year.
 
-# Copyright (C) 2009-2019 Free Software Foundation, Inc.
+# Copyright (C) 2009-2020 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