Update miscellaneous files from upstream sources.

This patch updates some miscellaneous files from their upstream
sources (thereby bringing in copyright date updates for some of those
files).

Tested for x86_64, including "make pdf".

	* manual/texinfo.tex: Update to version 2018-12-28.17 with
	trailing whitespace removed.
	* scripts/config.guess: Update to version 2019-01-01.
	* scripts/config.sub: Update to version 2019-01-01.
	* scripts/move-if-change: Update from gnulib.

3 files changed, 25 insertions, 21 deletions

diff --git a/scripts/config.guess b/scripts/config.guess
index 47d7bed..0f9b29c 100755
--- a/scripts/config.guess
+++ b/scripts/config.guess
@@ -1,8 +1,8 @@
 #! /bin/sh
 # Attempt to guess a canonical system name.
-#   Copyright 1992-2018 Free Software Foundation, Inc.
+#   Copyright 1992-2019 Free Software Foundation, Inc.
 
-timestamp='2018-11-28'
+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
@@ -50,7 +50,7 @@ version="\
 GNU config.guess ($timestamp)
 
 Originally written by Per Bothner.
-Copyright 1992-2018 Free Software Foundation, Inc.
+Copyright 1992-2019 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."
@@ -96,8 +96,7 @@ fi
 
 tmp=
 # shellcheck disable=SC2172
-trap 'test -z "$tmp" || rm -fr "$tmp"' 1 2 13 15
-trap 'exitcode=$?; test -z "$tmp" || rm -fr "$tmp"; exit $exitcode' 0
+trap 'test -z "$tmp" || rm -fr "$tmp"' 0 1 2 13 15
 
 set_cc_for_build() {
     : "${TMPDIR=/tmp}"
@@ -392,15 +391,20 @@ case "$UNAME_MACHINE:$UNAME_SYSTEM:$UNAME_RELEASE:$UNAME_VERSION" in
 	echo i386-pc-auroraux"$UNAME_RELEASE"
 	exit ;;
     i86pc:SunOS:5.*:* | i86xen:SunOS:5.*:*)
-	UNAME_REL="`echo "$UNAME_RELEASE" | sed -e 's/[^.]*//'`"
-	case `isainfo -b` in
-	    32)
-		echo i386-pc-solaris2"$UNAME_REL"
-		;;
-	    64)
-		echo x86_64-pc-solaris2"$UNAME_REL"
-		;;
-	esac
+	set_cc_for_build
+	SUN_ARCH=i386
+	# If there is a compiler, see if it is configured for 64-bit objects.
+	# Note that the Sun cc does not turn __LP64__ into 1 like gcc does.
+	# This test works for both compilers.
+	if [ "$CC_FOR_BUILD" != no_compiler_found ]; then
+	    if (echo '#ifdef __amd64'; echo IS_64BIT_ARCH; echo '#endif') | \
+		(CCOPTS="" $CC_FOR_BUILD -E - 2>/dev/null) | \
+		grep IS_64BIT_ARCH >/dev/null
+	    then
+		SUN_ARCH=x86_64
+	    fi
+	fi
+	echo "$SUN_ARCH"-pc-solaris2"`echo "$UNAME_RELEASE"|sed -e 's/[^.]*//'`"
 	exit ;;
     sun4*:SunOS:6*:*)
 	# According to config.sub, this is the proper way to canonicalize
diff --git a/scripts/config.sub b/scripts/config.sub
index 4670805..a8f3f7e 100755
--- a/scripts/config.sub
+++ b/scripts/config.sub
@@ -1,8 +1,8 @@
 #! /bin/sh
 # Configuration validation subroutine script.
-#   Copyright 1992-2018 Free Software Foundation, Inc.
+#   Copyright 1992-2019 Free Software Foundation, Inc.
 
-timestamp='2018-11-28'
+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
@@ -67,7 +67,7 @@ Report bugs and patches to <config-patches@gnu.org>."
 version="\
 GNU config.sub ($timestamp)
 
-Copyright 1992-2018 Free Software Foundation, Inc.
+Copyright 1992-2019 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."
@@ -111,7 +111,7 @@ case $# in
 esac
 
 # Split fields of configuration type
-IFS="-" read -r field1 field2 field3 field4 <<EOF
+IFS="-" read field1 field2 field3 field4 <<EOF
 $1
 EOF
 
@@ -918,7 +918,7 @@ case $basic_machine in
 		;;
 
 	*-*)
-		IFS="-" read -r cpu vendor <<EOF
+		IFS="-" read cpu vendor <<EOF
 $basic_machine
 EOF
 		;;
@@ -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*)
diff --git a/scripts/move-if-change b/scripts/move-if-change
index 5da3eae..9538fdb 100755
--- a/scripts/move-if-change
+++ b/scripts/move-if-change
@@ -8,7 +8,7 @@ VERSION='2018-03-07 03:47'; # UTC
 # If you change this file with Emacs, please let the write hook
 # do its job.  Otherwise, update this string manually.
 
-# Copyright (C) 2002-2018 Free Software Foundation, Inc.
+# Copyright (C) 2002-2019 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