sync: update files from upstream with "make fetch"

* lib/config.guess, lib/config.sub, lib/gitlog-to-changelog,
lib/texinfo.tex: Update.

Signed-off-by: Stefano Lattarini <stefano.lattarini@gmail.com>

4 files changed, 87 insertions, 47 deletions

diff --git a/lib/config.guess b/lib/config.guess
index aa04f04bd..ad5f74ab8 100755
--- a/lib/config.guess
+++ b/lib/config.guess
@@ -4,7 +4,7 @@
 #   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010,
 #   2011, 2012 Free Software Foundation, Inc.
 
-timestamp='2012-06-17'
+timestamp='2012-07-31'
 
 # 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
@@ -805,6 +805,9 @@ EOF
     i*:CYGWIN*:*)
 	echo ${UNAME_MACHINE}-pc-cygwin
 	exit ;;
+    *:MINGW64*:*)
+	echo ${UNAME_MACHINE}-pc-mingw64
+	exit ;;
     *:MINGW*:*)
 	echo ${UNAME_MACHINE}-pc-mingw32
 	exit ;;
@@ -1334,9 +1337,6 @@ EOF
 	exit ;;
 esac
 
-#echo '(No uname command or uname output not recognized.)' 1>&2
-#echo "${UNAME_MACHINE}:${UNAME_SYSTEM}:${UNAME_RELEASE}:${UNAME_VERSION}" 1>&2
-
 eval $set_cc_for_build
 cat >$dummy.c <<EOF
 #ifdef _SEQUENT_
diff --git a/lib/config.sub b/lib/config.sub
index aa2cf19b8..b15df5751 100755
--- a/lib/config.sub
+++ b/lib/config.sub
@@ -4,7 +4,7 @@
 #   2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010,
 #   2011, 2012 Free Software Foundation, Inc.
 
-timestamp='2012-06-17'
+timestamp='2012-07-31'
 
 # This file is (in principle) common to ALL GNU software.
 # The presence of a machine in this file suggests that SOME GNU software
@@ -791,6 +791,10 @@ case $basic_machine in
 	microblaze)
 		basic_machine=microblaze-xilinx
 		;;
+	mingw64)
+		basic_machine=x86_64-pc
+		os=-mingw64
+		;;
 	mingw32)
 		basic_machine=i386-pc
 		os=-mingw32
@@ -1359,7 +1363,7 @@ case $os in
 	      | -udi* | -eabi* | -lites* | -ieee* | -go32* | -aux* \
 	      | -chorusos* | -chorusrdb* | -cegcc* \
 	      | -cygwin* | -msys* | -pe* | -psos* | -moss* | -proelf* | -rtems* \
-	      | -mingw32* | -linux-gnu* | -linux-android* \
+	      | -mingw32* | -mingw64* | -linux-gnu* | -linux-android* \
 	      | -linux-newlib* | -linux-uclibc* \
 	      | -uxpv* | -beos* | -mpeix* | -udk* \
 	      | -interix* | -uwin* | -mks* | -rhapsody* | -darwin* | -opened* \
diff --git a/lib/gitlog-to-changelog b/lib/gitlog-to-changelog
index 17c456271..5184edc7d 100755
--- a/lib/gitlog-to-changelog
+++ b/lib/gitlog-to-changelog
@@ -3,7 +3,7 @@ eval '(exit $?0)' && eval 'exec perl -wS "$0" ${1+"$@"}'
     if 0;
 # Convert git log output to ChangeLog format.
 
-my $VERSION = '2012-05-22 09:40'; # UTC
+my $VERSION = '2012-07-29 06:11'; # UTC
 # The definition above must lie within the first 8 lines in order
 # for the Emacs time-stamp write hook (at end) to update it.
 # If you change this file with Emacs, please let the write hook
@@ -68,6 +68,8 @@ OPTIONS:
                   header; the default is to cluster adjacent commit messages
                   if their headers are the same and neither commit message
                   contains multiple paragraphs.
+   --srcdir=DIR the root of the source tree, from which the .git/
+                  directory can be derived.
    --since=DATE convert only the logs since DATE;
                   the default is to convert all log entries.
    --format=FMT set format string for commit subject and body;
@@ -192,6 +194,30 @@ sub parse_amend_file($)
   return $h;
 }
 
+# git_dir_option $SRCDIR
+#
+# From $SRCDIR, the --git-dir option to pass to git (none if $SRCDIR
+# is undef).  Return as a list (0 or 1 element).
+sub git_dir_option($)
+{
+  my ($srcdir) = @_;
+  my @res = ();
+  if (defined $srcdir)
+    {
+      my $qdir = shell_quote $srcdir;
+      my $cmd = "cd $qdir && git rev-parse --show-toplevel";
+      my $qcmd = shell_quote $cmd;
+      my $git_dir = qx($cmd);
+      defined $git_dir
+        or die "$ME: cannot run $qcmd: $!\n";
+      $? == 0
+        or die "$ME: $qcmd had unexpected exit code or signal ($?)\n";
+      chomp $git_dir;
+      push @res, "--git-dir=$git_dir/.git";
+    }
+  @res;
+}
+
 {
   my $since_date;
   my $format_string = '%s%n%b%n';
@@ -200,6 +226,7 @@ sub parse_amend_file($)
   my $cluster = 1;
   my $strip_tab = 0;
   my $strip_cherry_pick = 0;
+  my $srcdir;
   GetOptions
     (
      help => sub { usage 0 },
@@ -211,9 +238,9 @@ sub parse_amend_file($)
      'cluster!' => \$cluster,
      'strip-tab' => \$strip_tab,
      'strip-cherry-pick' => \$strip_cherry_pick,
+     'srcdir=s' => \$srcdir,
     ) or usage 1;
 
-
   defined $since_date
     and unshift @ARGV, "--since=$since_date";
 
@@ -221,7 +248,9 @@ sub parse_amend_file($)
   # that makes a correction in the log or attribution of that commit.
   my $amend_code = defined $amend_file ? parse_amend_file $amend_file : {};
 
-  my @cmd = (qw (git log --log-size),
+  my @cmd = ('git',
+             git_dir_option $srcdir,
+             qw(log --log-size),
              '--pretty=format:%H:%ct  %an  <%ae>%n%n'.$format_string, @ARGV);
   open PIPE, '-|', @cmd
     or die ("$ME: failed to run '". quoted_cmd (@cmd) ."': $!\n"
diff --git a/lib/texinfo.tex b/lib/texinfo.tex
index 2b646dd67..dc4bf6400 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{2012-07-03.16}
+\def\texinfoversion{2012-07-29.17}
 %
 % Copyright 1985, 1986, 1988, 1990, 1991, 1992, 1993, 1994, 1995,
 % 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006,
@@ -2448,34 +2448,12 @@ end
 % @samp.
 \def\samp#1{{\setupmarkupstyle{samp}\lq\tclose{#1}\rq\null}}
 
-% definition of @key that produces a lozenge.  Doesn't adjust to text size.
-%\setfont\keyrm\rmshape{8}{1000}{OT1}
-%\font\keysy=cmsy9
-%\def\key#1{{\keyrm\textfont2=\keysy \leavevmode\hbox{%
-%  \raise0.4pt\hbox{\angleleft}\kern-.08em\vtop{%
-%    \vbox{\hrule\kern-0.4pt
-%     \hbox{\raise0.4pt\hbox{\vphantom{\angleleft}}#1}}%
-%    \kern-0.4pt\hrule}%
-%  \kern-.06em\raise0.4pt\hbox{\angleright}}}}
+% @indicateurl is \samp, that is, with quotes.
+\let\indicateurl=\samp
 
-% definition of @key with no lozenge.  If the current font is already
-% monospace, don't change it; that way, we respect @kbdinputstyle.  But
-% if it isn't monospace, then use \tt.
-%
-\def\key#1{{\setupmarkupstyle{key}%
-  \nohyphenation
-  \ifmonospace\else\tt\fi
-  #1}\null}
-
-% ctrl is no longer a Texinfo command.
-\def\ctrl #1{{\tt \rawbackslash \hat}#1}
-
-% @file, @option are the same as @samp.
-\let\file=\samp
-\let\option=\samp
-
-% @code is a modification of @t,
-% which makes spaces the same size as normal in the surrounding text.
+% @code (and similar) prints in typewriter, but with spaces the same
+% size as normal in the surrounding text, without hyphenation, etc.
+% This is a subroutine for that.
 \def\tclose#1{%
   {%
     % Change normal interword space to be same as for the current font.
@@ -2500,7 +2478,7 @@ end
 % We *must* turn on hyphenation at `-' and `_' in @code.
 % Otherwise, it is too hard to avoid overfull hboxes
 % in the Emacs manual, the Library manual, etc.
-
+%
 % Unfortunately, TeX uses one parameter (\hyphenchar) to control
 % both hyphenation at - and hyphenation within words.
 % We must therefore turn them both off (\tclose does that)
@@ -2564,6 +2542,13 @@ end
   \fi\fi
 }
 
+% For @command, @env, @file, @option quotes seem unnecessary,
+% so use \code rather than \samp.
+\let\command=\code
+\let\env=\code
+\let\file=\code
+\let\option=\code
+
 % @uref (abbreviation for `urlref') takes an optional (comma-separated)
 % second argument specifying the text to display and an optional third
 % arg as text to display instead of (rather than in addition to) the url
@@ -2743,10 +2728,24 @@ end
 \else{\tclose{\kbdfont\setupmarkupstyle{kbd}\look}}\fi
 \else{\tclose{\kbdfont\setupmarkupstyle{kbd}\look}}\fi}
 
-% For @indicateurl, @env, @command quotes seem unnecessary, so use \code.
-\let\indicateurl=\code
-\let\env=\code
-\let\command=\code
+% definition of @key that produces a lozenge.  Doesn't adjust to text size.
+%\setfont\keyrm\rmshape{8}{1000}{OT1}
+%\font\keysy=cmsy9
+%\def\key#1{{\keyrm\textfont2=\keysy \leavevmode\hbox{%
+%  \raise0.4pt\hbox{\angleleft}\kern-.08em\vtop{%
+%    \vbox{\hrule\kern-0.4pt
+%     \hbox{\raise0.4pt\hbox{\vphantom{\angleleft}}#1}}%
+%    \kern-0.4pt\hrule}%
+%  \kern-.06em\raise0.4pt\hbox{\angleright}}}}
+
+% definition of @key with no lozenge.  If the current font is already
+% monospace, don't change it; that way, we respect @kbdinputstyle.  But
+% if it isn't monospace, then use \tt.
+%
+\def\key#1{{\setupmarkupstyle{key}%
+  \nohyphenation
+  \ifmonospace\else\tt\fi
+  #1}\null}
 
 % @clicksequence{File @click{} Open ...}
 \def\clicksequence#1{\begingroup #1\endgroup}
@@ -2854,6 +2853,9 @@ end
   }
 }
 
+% ctrl is no longer a Texinfo command, but leave this definition for fun.
+\def\ctrl #1{{\tt \rawbackslash \hat}#1}
+
 % @inlinefmt{FMTNAME,PROCESSED-TEXT} and @inlineraw{FMTNAME,RAW-TEXT}.
 % Ignore unless FMTNAME == tex; then it is like @iftex and @tex,
 % except specified as a normal braced arg, so no newlines to worry about.
@@ -3144,12 +3146,17 @@ end
   % hopefully nobody will notice/care.
   \edef\ecsize{\csname\curfontsize ecsize\endcsname}%
   \edef\nominalsize{\csname\curfontsize nominalsize\endcsname}%
-  \ifx\curfontstyle\bfstylename
-    % bold:
-    \font\thisecfont = ecb\ifusingit{i}{x}\ecsize \space at \nominalsize
+  \ifmonospace
+    % typewriter:
+    \font\thisecfont = ectt\ecsize \space at \nominalsize
   \else
-    % regular:
-    \font\thisecfont = ec\ifusingit{ti}{rm}\ecsize \space at \nominalsize
+    \ifx\curfontstyle\bfstylename
+      % bold:
+      \font\thisecfont = ecb\ifusingit{i}{x}\ecsize \space at \nominalsize
+    \else
+      % regular:
+      \font\thisecfont = ec\ifusingit{ti}{rm}\ecsize \space at \nominalsize
+    \fi
   \fi
   \thisecfont
 }