texlive[50831] Master/texmf-dist: platex (6apr19)

commits+karl at tug.org commits+karl at tug.org
Sun Apr 7 01:20:15 CEST 2019


Revision: 50831
          http://tug.org/svn/texlive?view=revision&revision=50831
Author:   karl
Date:     2019-04-07 01:20:14 +0200 (Sun, 07 Apr 2019)
Log Message:
-----------
platex (6apr19)

Modified Paths:
--------------
    trunk/Master/texmf-dist/doc/platex/base/LICENSE
    trunk/Master/texmf-dist/doc/platex/base/README.md
    trunk/Master/texmf-dist/doc/platex/base/exppl2e.pdf
    trunk/Master/texmf-dist/doc/platex/base/pldoc.pdf
    trunk/Master/texmf-dist/source/platex/base/Makefile
    trunk/Master/texmf-dist/source/platex/base/jclasses.dtx
    trunk/Master/texmf-dist/source/platex/base/platexrelease.dtx
    trunk/Master/texmf-dist/source/platex/base/plcls.ins
    trunk/Master/texmf-dist/source/platex/base/plcore.dtx
    trunk/Master/texmf-dist/source/platex/base/plvers.dtx
    trunk/Master/texmf-dist/tex/platex/base/exppl2e.sty
    trunk/Master/texmf-dist/tex/platex/base/jarticle.cls
    trunk/Master/texmf-dist/tex/platex/base/jbk10.clo
    trunk/Master/texmf-dist/tex/platex/base/jbk11.clo
    trunk/Master/texmf-dist/tex/platex/base/jbk12.clo
    trunk/Master/texmf-dist/tex/platex/base/jbook.cls
    trunk/Master/texmf-dist/tex/platex/base/jreport.cls
    trunk/Master/texmf-dist/tex/platex/base/jsize10.clo
    trunk/Master/texmf-dist/tex/platex/base/jsize11.clo
    trunk/Master/texmf-dist/tex/platex/base/jsize12.clo
    trunk/Master/texmf-dist/tex/platex/base/platexrelease.sty
    trunk/Master/texmf-dist/tex/platex/base/plcore.ltx
    trunk/Master/texmf-dist/tex/platex/base/tarticle.cls
    trunk/Master/texmf-dist/tex/platex/base/tbk10.clo
    trunk/Master/texmf-dist/tex/platex/base/tbk11.clo
    trunk/Master/texmf-dist/tex/platex/base/tbk12.clo
    trunk/Master/texmf-dist/tex/platex/base/tbook.cls
    trunk/Master/texmf-dist/tex/platex/base/treport.cls
    trunk/Master/texmf-dist/tex/platex/base/tsize10.clo
    trunk/Master/texmf-dist/tex/platex/base/tsize11.clo
    trunk/Master/texmf-dist/tex/platex/base/tsize12.clo

Removed Paths:
-------------
    trunk/Master/texmf-dist/doc/platex/base/Changes_asciimw.txt

Deleted: trunk/Master/texmf-dist/doc/platex/base/Changes_asciimw.txt
===================================================================
--- trunk/Master/texmf-dist/doc/platex/base/Changes_asciimw.txt	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/doc/platex/base/Changes_asciimw.txt	2019-04-06 23:20:14 UTC (rev 50831)
@@ -1,299 +0,0 @@
-<2006/11/10>
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-----------------
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-----------------
-<2006/01/04>
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-----------------
-<2005/01/04>
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-----------------
-<2004/08/10>
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-----------------
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-----------------
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-----------------
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-----------------
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-----------------
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-----------------
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-----------------
-<2001/09/14>
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-----------------
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-----------------
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-----------------
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-----------------
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-----------------
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-----------------
-<2000/07/14>
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-----------------
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-----------------
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-  * plpatch.ltx: pLaTeX<2000/02/29> $BMQ$K=$@5!#(B
-----------------
-<1999/05/18>
-  * jclasses.dtx: enumerate 
-----------------
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-----------------
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-----------------
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-----------------
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-----------------
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-----------------
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-----------------
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-----------------
-<1997/12/12>
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-----------------
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-----------------
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-----------------
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-----------------
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-----------------
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-----------------
-<1997/04/08>
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-----------------
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-----------------
-<1997/02/24>
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-----------------
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-----------------
-<1997/02/02>+1
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-----------------
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-----------------
-<1997/01/31>
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-----------------
-<1997/01/30>
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-----------------
-<1997/01/29>
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-  * jclasses.dtx: \documentclass $B;~$N%l%$%"%&%H$r>/$79-$2$?!#(B
-  * pl209.dtx, jclasses.dtx, plfonts.dtx: $B?t<0%b!<%IFb$G(B \rm, \bf $B%3%^%s%I(B
-    $B$G%m!<%^%sBN!"%\!<%k%IBN$K$J$i$J$$%P%0$r=$@5!#(B
-----------------
-<1997/01/26>
-  * All: $BJQ99MzNr$N at bL@$r(B mendex $B$G=hM}$G$-$k$h$&$K=$@5!#(B
-  * README.euc: EC $B%U%)%s%H$N5-=R$rDI2C$7$?!#(B
-  * platex.dtx: pldoc.ind $B$r:n at .$9$k$?$a$N(B mendex $B<-=q%U%!%$%k$r(B
-    pldoc.tex $B$r=hM}$7$?$H$-$K!"<+F0E*$KMQ0U$9$k$h$&$K$7$?!#(B
-  * plfonts.dtx: $B>.J8;z$N%U%)%s%HDj5A%U%!%$%k(B(jy1mc.fd $B$J$I(B)$B$r%m!<%I$9$k(B
-    $B$h$&$K$7$?!#(B
-  * jclasses.dtx: 2.09$B8_49%b!<%I$G(B tombow $B%*%W%7%g%s$,$*$+$7$/$J$k$N$r=$@5!#(B
-  * jclasses.dtx: 2.09$B8_49%b!<%I$G(B {a,b}{4,5}{j,p} $B$N%9%?%$%k%*%W%7%g%s(B
-    $B$r%5%]!<%H!#$?$@$7!"%i%s%I%9%1!<%W%b!<%IMQ$N at _Dj$O$7$F$$$J$$!#(B
-----------------
-<1997/01/24>
-  * pl209.def: \let\jfam\symmincho $B$H$7$F$$$?$N$r=$@5!#(B
-----------------
-<1997/01/23>
-  * All: LaTeX2e <1996/12/01> $B$KBP1~(B
-  * plcore.dtx: $B%/%i%9%*%W%7%g%s$K(B tombow $B$r;XDj$7$?$H$-!"%H%s%\$NOF$K(B
-    $B:n at .F|IU$r=PNO$9$k$h$&$K$7$?!#F|IU$N=PNO$rM^@)$7$?$$>l9g$O!"(Btombo
-    $B!J:G8e$N(B w $B$J$7!K$r;XDj$9$k!#(B
-  * jclasses.dtx: LaTeX2e <1996/06/01> $B$HAH$_9g$o$;$?$H$-!"(B
-    {j|t}{article|book} $B$N(B \part $B%3%^%s%I$N8e$m$GFsCJAH$K$J$C$F$7$^$&(B
-    $B$N$r=$@5!#(B
-  * jclasses.dtx: verse $B4D6-$G!V(B at centercr$B!W$H$$$&J8;zNs$,=PNO$5$l$k$N$r(B
-    $B=$@5!#(B
-  * jclasses.dtx, pl209.dtx: mincho, gothic $B$r?t<05-9f$H$7$F$G$O$J$/!"(B
-    $BJ8;z$H$7$F at k8@$9$k$h$&$K$7!"?t<0%U%!%_%j$r;HMQ$7$J$$$h$&$K$7$?!#(B
-    $B$?$@$7!"(B2.09$B8_49%b!<%I$G$O!"=>Mh$I$*$j!"F|K\8l%U%!%_%j$rDj5A$7$F$$$k!#(B
-  * jltxdoc.dtx: ltxdoc, doc, article $B%/%i%9$r%Y!<%9$K$9$k$h$&$K$7$?!#(B
-  * pl209.def: latex209.def $B$r%m!<%I$9$k$h$&$K$7$?!#(B
-----------------
-<1996/03/05>
-  * All: $B=DAH3HD%ItJ,$r30It%Q%C%1!<%8!J(Bplext.sty$B!K$K$7$?!#(B
-  * All: $B$$$/$D$+$N%?%$%W%_%9=$@5!#(B
-  * plfonts.dtx: \DeclareFixedFont $B$NF|K\8l2=!#(B
-  * plfonts.dtx: $BOBJ8BeMQ%U%)%s%H$,;H$o$l$J$$$N$r=$@5!#(B
-  * plfonts.dtx: \notkfam at list, \notffam at list $B$N=i4|CM$rJQ99$7!"(B
-    $B5/F0D>8e$NB.EY$rB.$a$?!#(B
-  * jclasses.dtx: \evensidemargin $B$H(B \oddsidemargin $B$N1F6A$,=DAH$H2#AH$G(B
-    $B5U$J$N$r=$@5!#(B
-  * jclasses.dtx: report, article $B%/%i%9$N%Z!<%8%9%?%$%k$N%G%U%)%k%H$r(B
-    headings $B$+$i(B plain $B$K$7$?!#(B
-  * jclasses.dtx: bothstyle $B%Z!<%8%9%?%$%k$G$N6v?t%Z!<%8$H4q?t%Z!<%8$N(B
-    $B=PNO0LCV$,5U$J$N$r=$@5!#(B
-  * jclases.dtx: plain $B$d(B headings $B$+$i(B headnombre, footnombre, plain
-    $B$J$I$K at Z$jBX$($?$H$-$K!"%Z!<%8HV9f0LCV$,B7$o$J$$$N$r=$@5!#(B
-  * jclasses.dtx: \topmargin $B$NCM$,H?1G$5$l$J$$$N$r=$@5!#(B
-  * jclasses.dtx: \tabbing $B4D6-$GOB2$J84V%9%Z!<%9$,F~$k$N$r=$@5!#(B
-  * jclasses.dtx: landscape $B%*%W%7%g%s$r;XDj$7$F$b%i%s%I%9%1!<%W$K$J$i$J$$(B
-    $B$N$r=$@5!#(B
-  * pl209.def: $B8_49%b!<%I$N=DAH$G5SCm$,$*$+$7$/$J$k$N$r=$@5!#(B
-  * pl209.def: $B8_49%b!<%I$G(B \Rensuji, \prensuji $B$r;H$($k$h$&$K$7$?!#(B
-----------------
-<1995/09/01>
-  * $B8x3+HG%j%j!<%9(B
-=== EOT =====

Modified: trunk/Master/texmf-dist/doc/platex/base/LICENSE
===================================================================
--- trunk/Master/texmf-dist/doc/platex/base/LICENSE	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/doc/platex/base/LICENSE	2019-04-06 23:20:14 UTC (rev 50831)
@@ -1,5 +1,5 @@
 Copyright (c) 2010 ASCII MEDIA WORKS
-Copyright (c) 2016-2018 Japanese TeX Development Community
+Copyright (c) 2016-2019 Japanese TeX Development Community
 All rights reserved.
 
 Redistribution and use in source and binary forms, with or without

Modified: trunk/Master/texmf-dist/doc/platex/base/README.md
===================================================================
--- trunk/Master/texmf-dist/doc/platex/base/README.md	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/doc/platex/base/README.md	2019-04-06 23:20:14 UTC (rev 50831)
@@ -61,6 +61,6 @@
 
 ## Release Date
 
-2018-12-01
+2019-04-06
 
 Japanese TeX Development Community

Modified: trunk/Master/texmf-dist/doc/platex/base/exppl2e.pdf
===================================================================
(Binary files differ)

Modified: trunk/Master/texmf-dist/doc/platex/base/pldoc.pdf
===================================================================
(Binary files differ)

Modified: trunk/Master/texmf-dist/source/platex/base/Makefile
===================================================================
--- trunk/Master/texmf-dist/source/platex/base/Makefile	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/source/platex/base/Makefile	2019-04-06 23:20:14 UTC (rev 50831)
@@ -140,7 +140,7 @@
 	cp ./LICENSE ${TEXMF}/doc/platex/base/
 	cp ./README.md ${TEXMF}/doc/platex/base/
 	cp ./*.pdf ${TEXMF}/doc/platex/base/
-	cp ./*.txt ${TEXMF}/doc/platex/base/
+#	cp ./*.txt ${TEXMF}/doc/platex/base/
 	mkdir -p ${TEXMF}/source/platex/base
 	cp ./Makefile ${TEXMF}/source/platex/base/
 	cp ./plnews*.tex ${TEXMF}/source/platex/base/

Modified: trunk/Master/texmf-dist/source/platex/base/jclasses.dtx
===================================================================
--- trunk/Master/texmf-dist/source/platex/base/jclasses.dtx	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/source/platex/base/jclasses.dtx	2019-04-06 23:20:14 UTC (rev 50831)
@@ -3,7 +3,7 @@
 %
 %  Copyright 1995-2001 ASCII Corporation.
 %  Copyright (c) 2010 ASCII MEDIA WORKS
-%  Copyright (c) 2016-2018 Japanese TeX Development Community
+%  Copyright (c) 2016-2019 Japanese TeX Development Community
 %
 %  This file is part of the pLaTeX2e system (community edition).
 %  -------------------------------------------------------------
@@ -97,6 +97,7 @@
 % \changes{v1.8}{2018/07/03}{\cs{today}$B$N%G%U%)%k%H$rOBNq$+$i@>Nq$KJQ99(B}
 % \changes{v1.8a}{2018/10/25}{$B%U%!%$%k=q$-=P$7;~$N9TKvJ8;zBP:v(B
 %    (sync with ltsect.dtx 2018/09/26 v1.1c)}
+% \changes{v1.8b}{2019/04/02}{$B?7859fBP1~(B}
 % \fi
 %
 % \iffalse
@@ -126,7 +127,7 @@
 %<11pt&bk>\ProvidesFile{tbk11.clo}
 %<12pt&bk>\ProvidesFile{tbk12.clo}
 %</tate>
-  [2018/10/25 v1.8a
+  [2019/04/02 v1.8b
 %<article|report|book> Standard pLaTeX class]
 %<10pt|11pt|12pt>  Standard pLaTeX file (size option)]
 %<*driver>
@@ -4364,6 +4365,7 @@
 %
 % \begin{macro}{\heisei}
 % \changes{v1.1m}{1998/04/07}{\cs{today}$B$N7W;;<j=g$rJQ99(B}
+% \changes{v1.8b}{2019/04/02}{\cs{heisei}$B$NCM$O(B$\mbox{$B@>Nq(B}-1988$$B$G8GDj(B}
 % |\today|$B%3%^%s%I$r(B|\rightmark|$B$G;XDj$7$?$H$-!"(B|\rightmark|$B$r=PNO$9$kItJ,(B
 % $B$GOBNq$N$?$a$N7W;;$,$G$-$J$$$N$G!"%/%i%9%U%!%$%k$rFI$_9~$`;~E@$G7W;;$7$F(B
 % $B$*$-$^$9!#(B
@@ -4373,32 +4375,46 @@
 % \end{macro}
 %
 % \begin{macro}{\today}
-% $B=DAH$N>l9g$O!"4A?t;z$G=PNO$7$^$9!#(B
+% \begin{macro}{\pltx at today@year}
+% \changes{v1.8b}{2019/04/02}{\cs{today}$B$N7W;;!&=PNOJ}K!$rJQ99!#(B}
+% $B=DAH$N>l9g$O!"4A?t;z$G=PNO$7$^$9(B
+% \pLaTeX\ 2018-12-01$B0JA0$G$O=D?t<0%G%#%l%/%7%g%s;~$G$b4A?t;z$G=PNO$7$F$$$^$7$?$,!"(B
+% \pLaTeX\ 2019-04-06$B0J9_$+$i$O$=$&$7$J$/$J$j$^$7$?!#(B
 %    \begin{macrocode}
-\def\today{{%
-  \iftdir
-    \if$B@>Nq(B
-      \kansuji\number\year $BG/(B
-      \kansuji\number\month $B7n(B
-      \kansuji\number\day $BF|(B
+\def\pltx at today@year@#1{%
+  \ifnum\numexpr\year-#1=1 $B85(B\else
+    \ifnum1=\iftdir\ifmdir0\else1\fi\else0\fi
+      \kansuji\number\numexpr\year-#1\relax
     \else
-      $BJ?@.(B\ifnum\heisei=1 $B85G/(B\else\kansuji\number\heisei $BG/(B\fi
-      \kansuji\number\month $B7n(B
-      \kansuji\number\day $BF|(B
+      \number\numexpr\year-#1\relax\nobreak
     \fi
+  \fi $BG/(B
+}
+\def\pltx at today@year{%
+  \ifnum\numexpr\year*10000+\month*100+\day<19890108
+    $B><OB(B\pltx at today@year@{1925}%
+  \else\ifnum\numexpr\year*10000+\month*100+\day<20190501
+    $BJ?@.(B\pltx at today@year@{1988}%
   \else
-    \if$B@>Nq(B
-      \number\year~$BG/(B
-      \number\month~$B7n(B
-      \number\day~$BF|(B
-    \else
-      $BJ?@.(B\ifnum\heisei=1 $B85G/(B\else\number\heisei~$BG/(B\fi
-      \number\month~$B7n(B
-      \number\day~$BF|(B
-    \fi
+    $BNaOB(B\pltx at today@year@{2018}%
+  \fi\fi}
+\def\today{{%
+  \if$B@>Nq(B
+    \ifnum1=\iftdir\ifmdir0\else1\fi\else0\fi\kansuji\number\year
+    \else\number\year\nobreak\fi $BG/(B
+  \else
+    \pltx at today@year
+  \fi
+  \ifnum1=\iftdir\ifmdir0\else1\fi\else0\fi
+    \kansuji\number\month $B7n(B
+    \kansuji\number\day $BF|(B
+  \else
+    \number\month\nobreak $B7n(B
+    \number\day\nobreak $BF|(B
   \fi}}
 %    \end{macrocode}
 % \end{macro}
+% \end{macro}
 %
 %
 %

Modified: trunk/Master/texmf-dist/source/platex/base/platexrelease.dtx
===================================================================
--- trunk/Master/texmf-dist/source/platex/base/platexrelease.dtx	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/source/platex/base/platexrelease.dtx	2019-04-06 23:20:14 UTC (rev 50831)
@@ -1,7 +1,7 @@
 % \iffalse meta-comment
 %% File: platexrelease.dtx
 %
-%  Copyright (c) 2016-2018 Japanese TeX Development Community
+%  Copyright (c) 2016-2019 Japanese TeX Development Community
 %
 %  This file is part of the pLaTeX2e system (community edition).
 %  -------------------------------------------------------------
@@ -324,6 +324,7 @@
       some critical bugs. We advise you to\MessageBreak
       select another format date}
 \plIncludeInRelease{2017/10/28}{\PackageWarning}{pLaTeX Info}%
+  % * <2019-04-06>
   % * <2018-12-01>
   % * <2018-07-28>+1
   % * <2018-07-28>

Modified: trunk/Master/texmf-dist/source/platex/base/plcls.ins
===================================================================
--- trunk/Master/texmf-dist/source/platex/base/plcls.ins	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/source/platex/base/plcls.ins	2019-04-06 23:20:14 UTC (rev 50831)
@@ -8,7 +8,7 @@
 \preamble
 
 Copyright (c) 2010 ASCII MEDIA WORKS
-Copyright (c) 2016-2018 Japanese TeX Development Community
+Copyright (c) 2016-2019 Japanese TeX Development Community
 
 This file is part of the pLaTeX2e system (community edition).
 -------------------------------------------------------------

Modified: trunk/Master/texmf-dist/source/platex/base/plcore.dtx
===================================================================
--- trunk/Master/texmf-dist/source/platex/base/plcore.dtx	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/source/platex/base/plcore.dtx	2019-04-06 23:20:14 UTC (rev 50831)
@@ -3,7 +3,7 @@
 %
 %  Copyright 1994-2001 ASCII Corporation.
 %  Copyright (c) 2010 ASCII MEDIA WORKS
-%  Copyright (c) 2016-2018 Japanese TeX Development Community
+%  Copyright (c) 2016-2019 Japanese TeX Development Community
 %
 %  This file is part of the pLaTeX2e system (community edition).
 %  -------------------------------------------------------------
@@ -114,6 +114,8 @@
 % \changes{v1.3a}{2018/10/31}{\LaTeXe{}$B$H(Bp\LaTeXe{}$B$N99?7%?%$%_%s%0$:$lBP:v$r(B
 %    \file{plvers.dtx} (plfinal) $B$+$i(B\file{plcore.dtx}$B$X0\F0!"(Blatexrelease$BBP:v(B
 %    (sync with ltfinal 2018/08/24 v2.1f)}
+% \changes{v1.3b}{2019/02/08}{$BCf1{B7$($N%;%k$G$N(B\cs{unskip}$BBP:v(B
+%    (sync with lttab 2018/12/30 v1.1p)}
 % \fi
 %
 % \iffalse
@@ -120,7 +122,7 @@
 %<*driver>
 \NeedsTeXFormat{pLaTeX2e}
 % \fi
-\ProvidesFile{plcore.dtx}[2018/10/31 v1.3a pLaTeX core file]
+\ProvidesFile{plcore.dtx}[2019/02/08 v1.3b pLaTeX core file]
 % \iffalse
 \documentclass{jltxdoc}
 \GetFileInfo{plcore.dtx}
@@ -1960,6 +1962,9 @@
 % \changes{v1.2r}{2017/09/26}{tabular$B4D6-$N1&B7$((B(r)$B$G7S@~$,$:$l$k$h$&$K(B
 %    $B$J$C$F$$$?%P%0$r=$@5(B}
 % \changes{v1.2x}{2018/03/01}{\cs{removejfmglue}$B$,$"$l$PMxMQ$9$k$h$&$K$7$?(B}
+% \changes{v1.3b}{2019/02/08}{$BCf1{B7$($N%;%k$G$N(B\cs{unskip}$BBP:v(B
+%    (sync with lttab 2018/12/30 v1.1p)}
+% ^^A $B$J$<$+(B v1.3b $B$NJQ99$OK\2H(B latexrelease $B$K4^$^$l$J$$$N$G$=$l$K9g$o$;$?(B
 %    \begin{macrocode}
 %</plcore>
 %<platexrelease>\plIncludeInRelease{2018/03/09}{\@tabclassz}
@@ -2007,11 +2012,14 @@
   \edef\@preamble{%
     \@preamble{%
       \ifcase\@chnum
-        \hfil\inhibitglue\ignorespaces\@sharp\unskip\removejfmglue\hfil % c
+        \hfil\hskip1sp\inhibitglue
+        \ignorespaces\@sharp\unskip\removejfmglue\hfil % c
       \or
-        \hskip1sp\inhibitglue\ignorespaces\@sharp\unskip\removejfmglue\hfil % l
+        \hskip1sp\inhibitglue
+        \ignorespaces\@sharp\unskip\removejfmglue\hfil % l
       \or
-        \hfil\hskip1sp\inhibitglue\ignorespaces\@sharp\unskip\removejfmglue % r
+        \hfil\hskip1sp\inhibitglue
+        \ignorespaces\@sharp\unskip\removejfmglue % r
       \fi}}}
 \fi
 %</plcore|platexrelease>
@@ -2035,11 +2043,14 @@
 %<platexrelease>  \edef\@preamble{%
 %<platexrelease>    \@preamble{%
 %<platexrelease>      \ifcase\@chnum
-%<platexrelease>        \hfil\mbox{\inhibitglue\ignorespaces\@sharp\unskip}\hfil % c
+%<platexrelease>        \hfil\mbox{\inhibitglue
+%<platexrelease>          \ignorespaces\@sharp\unskip}\hfil % c
 %<platexrelease>      \or
-%<platexrelease>        \hskip1sp\mbox{\inhibitglue\ignorespaces\@sharp\unskip}\hfil % l
+%<platexrelease>        \hskip1sp\mbox{\inhibitglue
+%<platexrelease>          \ignorespaces\@sharp\unskip}\hfil % l
 %<platexrelease>      \or
-%<platexrelease>        \hfil\hskip1sp\mbox{\inhibitglue\ignorespaces\@sharp\unskip}% % r
+%<platexrelease>        \hfil\hskip1sp\mbox{\inhibitglue
+%<platexrelease>          \ignorespaces\@sharp\unskip}% % r
 %<platexrelease>      \fi}}}
 %<platexrelease>\plEndIncludeInRelease
 %<platexrelease>\plIncludeInRelease{2017/07/29}{\@tabclassz}
@@ -2061,11 +2072,14 @@
 %<platexrelease>  \edef\@preamble{%
 %<platexrelease>    \@preamble{%
 %<platexrelease>      \ifcase\@chnum
-%<platexrelease>        \hfil\inhibitglue\ignorespaces\@sharp\unskip\unskip\hfil % c
+%<platexrelease>        \hfil\inhibitglue
+%<platexrelease>        \ignorespaces\@sharp\unskip\unskip\hfil % c
 %<platexrelease>      \or
-%<platexrelease>        \hskip1sp\inhibitglue\ignorespaces\@sharp\unskip\unskip\hfil % l
+%<platexrelease>        \hskip1sp\inhibitglue
+%<platexrelease>        \ignorespaces\@sharp\unskip\unskip\hfil % l
 %<platexrelease>      \or
-%<platexrelease>        \hfil\hskip1sp\inhibitglue\ignorespaces\@sharp\unskip\unskip % r
+%<platexrelease>        \hfil\hskip1sp\inhibitglue
+%<platexrelease>        \ignorespaces\@sharp\unskip\unskip % r
 %<platexrelease>      \fi}}}
 %<platexrelease>\plEndIncludeInRelease
 %<platexrelease>\plIncludeInRelease{0000/00/00}{\@tabclassz}

Modified: trunk/Master/texmf-dist/source/platex/base/plvers.dtx
===================================================================
--- trunk/Master/texmf-dist/source/platex/base/plvers.dtx	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/source/platex/base/plvers.dtx	2019-04-06 23:20:14 UTC (rev 50831)
@@ -3,7 +3,7 @@
 %
 %  Copyright 1995-2006 ASCII Corporation.
 %  Copyright (c) 2010 ASCII MEDIA WORKS
-%  Copyright (c) 2016-2018 Japanese TeX Development Community
+%  Copyright (c) 2016-2019 Japanese TeX Development Community
 %
 %  This file is part of the pLaTeX2e system (community edition).
 %  -------------------------------------------------------------
@@ -186,7 +186,7 @@
 %</plcore>
 %<platexrelease>\edef\platexreleaseversion
 %<*plcore|platexrelease>
-   {2018-12-01}
+   {2019-04-06}
 %</plcore|platexrelease>
 %<*plcore>
 \def\ppatch at level{0}

Modified: trunk/Master/texmf-dist/tex/platex/base/exppl2e.sty
===================================================================
--- trunk/Master/texmf-dist/tex/platex/base/exppl2e.sty	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/tex/platex/base/exppl2e.sty	2019-04-06 23:20:14 UTC (rev 50831)
@@ -34,7 +34,7 @@
 % case 1: This file must be a normal package
   \NeedsTeXFormat{pLaTeX2e}
   \ProvidesPackage{exppl2e}
-                [2018/11/25 v1.1b Experimental pLaTeX2e features]
+                [2018/12/02 v1.1c Experimental pLaTeX2e features]
   \PackageWarningNoLine{exppl2e}{%
       This is the unstable, experimental part of pLaTeX2e.\MessageBreak
       This package may contain:\MessageBreak
@@ -268,6 +268,26 @@
 % $BBP:v$,8z$$$F$$$^$;$s!#$?$@!"%U%m!<%H$,6u$G$"$k>u67$O(B
 % $B85!9IT<+A3$J$N$G!"8=:_$O%5%]!<%H$7$F$$$^$;$s!#(B
 %
+% $B$b$7BP:v$9$k$3$H$K$J$l$P!"2<5-$N%3!<%I$r;HMQ$7$^$9!#(B
+% \begin{macro}{\@vtryfc}
+% \file{ltoutput.dtx}$B$GDj5A$5$l$F$$$k(B|\@vtryfc|$B$K(B
+% |\iftdir\hskip\z@\fi|$B$rDI2C$7$F$"$j$^$9!#(B
+%    \begin{macrocode}
+\def\@vtryfc #1{%
+  \global\setbox\@outputbox\vbox{\iftdir\hskip\z@\fi}%
+  \let\@elt\@wtryfc
+  \@flsucceed
+  \global\setbox\@outputbox \vbox to\@colht{%
+    \vskip \@fptop
+    \vskip -\@fpsep
+    \unvbox \@outputbox
+    \vskip \@fpbot}%
+  \let\@elt\relax
+  \xdef #1{\@failedlist\@flfail}%
+  \xdef\@freelist{\@freelist\@flsucceed}}
+%    \end{macrocode}
+% \end{macro}
+%
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 %
 % \section{$B;YCl(B}

Modified: trunk/Master/texmf-dist/tex/platex/base/jarticle.cls
===================================================================
--- trunk/Master/texmf-dist/tex/platex/base/jarticle.cls	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/tex/platex/base/jarticle.cls	2019-04-06 23:20:14 UTC (rev 50831)
@@ -7,7 +7,7 @@
 %% jclasses.dtx  (with options: `article,yoko')
 %% 
 %% Copyright (c) 2010 ASCII MEDIA WORKS
-%% Copyright (c) 2016-2018 Japanese TeX Development Community
+%% Copyright (c) 2016-2019 Japanese TeX Development Community
 %% 
 %% This file is part of the pLaTeX2e system (community edition).
 %% -------------------------------------------------------------
@@ -15,7 +15,7 @@
 %% File: jclasses.dtx
 \NeedsTeXFormat{pLaTeX2e}
 \ProvidesClass{jarticle}
-  [2018/10/25 v1.8a
+  [2019/04/02 v1.8b
  Standard pLaTeX class]
 \newcounter{@paper}
 \newif\if at landscape \@landscapefalse
@@ -770,27 +770,36 @@
 \def\$B@>Nq(B{\$B@>Nq(Btrue}
 \def\$BOBNq(B{\$B@>Nq(Bfalse}
 \newcount\heisei \heisei\year \advance\heisei-1988\relax
-\def\today{{%
-  \iftdir
-    \if$B@>Nq(B
-      \kansuji\number\year $BG/(B
-      \kansuji\number\month $B7n(B
-      \kansuji\number\day $BF|(B
+\def\pltx at today@year@#1{%
+  \ifnum\numexpr\year-#1=1 $B85(B\else
+    \ifnum1=\iftdir\ifmdir0\else1\fi\else0\fi
+      \kansuji\number\numexpr\year-#1\relax
     \else
-      $BJ?@.(B\ifnum\heisei=1 $B85G/(B\else\kansuji\number\heisei $BG/(B\fi
-      \kansuji\number\month $B7n(B
-      \kansuji\number\day $BF|(B
+      \number\numexpr\year-#1\relax\nobreak
     \fi
+  \fi $BG/(B
+}
+\def\pltx at today@year{%
+  \ifnum\numexpr\year*10000+\month*100+\day<19890108
+    $B><OB(B\pltx at today@year@{1925}%
+  \else\ifnum\numexpr\year*10000+\month*100+\day<20190501
+    $BJ?@.(B\pltx at today@year@{1988}%
   \else
-    \if$B@>Nq(B
-      \number\year~$BG/(B
-      \number\month~$B7n(B
-      \number\day~$BF|(B
-    \else
-      $BJ?@.(B\ifnum\heisei=1 $B85G/(B\else\number\heisei~$BG/(B\fi
-      \number\month~$B7n(B
-      \number\day~$BF|(B
-    \fi
+    $BNaOB(B\pltx at today@year@{2018}%
+  \fi\fi}
+\def\today{{%
+  \if$B@>Nq(B
+    \ifnum1=\iftdir\ifmdir0\else1\fi\else0\fi\kansuji\number\year
+    \else\number\year\nobreak\fi $BG/(B
+  \else
+    \pltx at today@year
+  \fi
+  \ifnum1=\iftdir\ifmdir0\else1\fi\else0\fi
+    \kansuji\number\month $B7n(B
+    \kansuji\number\day $BF|(B
+  \else
+    \number\month\nobreak $B7n(B
+    \number\day\nobreak $BF|(B
   \fi}}
 \newcommand{\prepartname}{$BBh(B}
 \newcommand{\postpartname}{$BIt(B}

Modified: trunk/Master/texmf-dist/tex/platex/base/jbk10.clo
===================================================================
--- trunk/Master/texmf-dist/tex/platex/base/jbk10.clo	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/tex/platex/base/jbk10.clo	2019-04-06 23:20:14 UTC (rev 50831)
@@ -7,7 +7,7 @@
 %% jclasses.dtx  (with options: `10pt,bk,yoko')
 %% 
 %% Copyright (c) 2010 ASCII MEDIA WORKS
-%% Copyright (c) 2016-2018 Japanese TeX Development Community
+%% Copyright (c) 2016-2019 Japanese TeX Development Community
 %% 
 %% This file is part of the pLaTeX2e system (community edition).
 %% -------------------------------------------------------------
@@ -15,7 +15,7 @@
 %% File: jclasses.dtx
 \NeedsTeXFormat{pLaTeX2e}
 \ProvidesFile{jbk10.clo}
-  [2018/10/25 v1.8a
+  [2019/04/02 v1.8b
   Standard pLaTeX file (size option)]
 \renewcommand{\normalsize}{%
     \@setfontsize\normalsize\@xpt{15}%

Modified: trunk/Master/texmf-dist/tex/platex/base/jbk11.clo
===================================================================
--- trunk/Master/texmf-dist/tex/platex/base/jbk11.clo	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/tex/platex/base/jbk11.clo	2019-04-06 23:20:14 UTC (rev 50831)
@@ -7,7 +7,7 @@
 %% jclasses.dtx  (with options: `11pt,bk,yoko')
 %% 
 %% Copyright (c) 2010 ASCII MEDIA WORKS
-%% Copyright (c) 2016-2018 Japanese TeX Development Community
+%% Copyright (c) 2016-2019 Japanese TeX Development Community
 %% 
 %% This file is part of the pLaTeX2e system (community edition).
 %% -------------------------------------------------------------
@@ -15,7 +15,7 @@
 %% File: jclasses.dtx
 \NeedsTeXFormat{pLaTeX2e}
 \ProvidesFile{jbk11.clo}
-  [2018/10/25 v1.8a
+  [2019/04/02 v1.8b
   Standard pLaTeX file (size option)]
 \renewcommand{\normalsize}{%
     \@setfontsize\normalsize\@xipt{15.5}%

Modified: trunk/Master/texmf-dist/tex/platex/base/jbk12.clo
===================================================================
--- trunk/Master/texmf-dist/tex/platex/base/jbk12.clo	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/tex/platex/base/jbk12.clo	2019-04-06 23:20:14 UTC (rev 50831)
@@ -7,7 +7,7 @@
 %% jclasses.dtx  (with options: `12pt,bk,yoko')
 %% 
 %% Copyright (c) 2010 ASCII MEDIA WORKS
-%% Copyright (c) 2016-2018 Japanese TeX Development Community
+%% Copyright (c) 2016-2019 Japanese TeX Development Community
 %% 
 %% This file is part of the pLaTeX2e system (community edition).
 %% -------------------------------------------------------------
@@ -15,7 +15,7 @@
 %% File: jclasses.dtx
 \NeedsTeXFormat{pLaTeX2e}
 \ProvidesFile{jbk12.clo}
-  [2018/10/25 v1.8a
+  [2019/04/02 v1.8b
   Standard pLaTeX file (size option)]
 \renewcommand{\normalsize}{%
     \@setfontsize\normalsize\@xiipt{16.5}%

Modified: trunk/Master/texmf-dist/tex/platex/base/jbook.cls
===================================================================
--- trunk/Master/texmf-dist/tex/platex/base/jbook.cls	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/tex/platex/base/jbook.cls	2019-04-06 23:20:14 UTC (rev 50831)
@@ -7,7 +7,7 @@
 %% jclasses.dtx  (with options: `book,yoko')
 %% 
 %% Copyright (c) 2010 ASCII MEDIA WORKS
-%% Copyright (c) 2016-2018 Japanese TeX Development Community
+%% Copyright (c) 2016-2019 Japanese TeX Development Community
 %% 
 %% This file is part of the pLaTeX2e system (community edition).
 %% -------------------------------------------------------------
@@ -15,7 +15,7 @@
 %% File: jclasses.dtx
 \NeedsTeXFormat{pLaTeX2e}
 \ProvidesClass{jbook}
-  [2018/10/25 v1.8a
+  [2019/04/02 v1.8b
  Standard pLaTeX class]
 \newcounter{@paper}
 \newif\if at landscape \@landscapefalse
@@ -873,27 +873,36 @@
 \def\$B@>Nq(B{\$B@>Nq(Btrue}
 \def\$BOBNq(B{\$B@>Nq(Bfalse}
 \newcount\heisei \heisei\year \advance\heisei-1988\relax
-\def\today{{%
-  \iftdir
-    \if$B@>Nq(B
-      \kansuji\number\year $BG/(B
-      \kansuji\number\month $B7n(B
-      \kansuji\number\day $BF|(B
+\def\pltx at today@year@#1{%
+  \ifnum\numexpr\year-#1=1 $B85(B\else
+    \ifnum1=\iftdir\ifmdir0\else1\fi\else0\fi
+      \kansuji\number\numexpr\year-#1\relax
     \else
-      $BJ?@.(B\ifnum\heisei=1 $B85G/(B\else\kansuji\number\heisei $BG/(B\fi
-      \kansuji\number\month $B7n(B
-      \kansuji\number\day $BF|(B
+      \number\numexpr\year-#1\relax\nobreak
     \fi
+  \fi $BG/(B
+}
+\def\pltx at today@year{%
+  \ifnum\numexpr\year*10000+\month*100+\day<19890108
+    $B><OB(B\pltx at today@year@{1925}%
+  \else\ifnum\numexpr\year*10000+\month*100+\day<20190501
+    $BJ?@.(B\pltx at today@year@{1988}%
   \else
-    \if$B@>Nq(B
-      \number\year~$BG/(B
-      \number\month~$B7n(B
-      \number\day~$BF|(B
-    \else
-      $BJ?@.(B\ifnum\heisei=1 $B85G/(B\else\number\heisei~$BG/(B\fi
-      \number\month~$B7n(B
-      \number\day~$BF|(B
-    \fi
+    $BNaOB(B\pltx at today@year@{2018}%
+  \fi\fi}
+\def\today{{%
+  \if$B@>Nq(B
+    \ifnum1=\iftdir\ifmdir0\else1\fi\else0\fi\kansuji\number\year
+    \else\number\year\nobreak\fi $BG/(B
+  \else
+    \pltx at today@year
+  \fi
+  \ifnum1=\iftdir\ifmdir0\else1\fi\else0\fi
+    \kansuji\number\month $B7n(B
+    \kansuji\number\day $BF|(B
+  \else
+    \number\month\nobreak $B7n(B
+    \number\day\nobreak $BF|(B
   \fi}}
 \newcommand{\prepartname}{$BBh(B}
 \newcommand{\postpartname}{$BIt(B}

Modified: trunk/Master/texmf-dist/tex/platex/base/jreport.cls
===================================================================
--- trunk/Master/texmf-dist/tex/platex/base/jreport.cls	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/tex/platex/base/jreport.cls	2019-04-06 23:20:14 UTC (rev 50831)
@@ -7,7 +7,7 @@
 %% jclasses.dtx  (with options: `report,yoko')
 %% 
 %% Copyright (c) 2010 ASCII MEDIA WORKS
-%% Copyright (c) 2016-2018 Japanese TeX Development Community
+%% Copyright (c) 2016-2019 Japanese TeX Development Community
 %% 
 %% This file is part of the pLaTeX2e system (community edition).
 %% -------------------------------------------------------------
@@ -15,7 +15,7 @@
 %% File: jclasses.dtx
 \NeedsTeXFormat{pLaTeX2e}
 \ProvidesClass{jreport}
-  [2018/10/25 v1.8a
+  [2019/04/02 v1.8b
  Standard pLaTeX class]
 \newcounter{@paper}
 \newif\if at landscape \@landscapefalse
@@ -869,27 +869,36 @@
 \def\$B@>Nq(B{\$B@>Nq(Btrue}
 \def\$BOBNq(B{\$B@>Nq(Bfalse}
 \newcount\heisei \heisei\year \advance\heisei-1988\relax
-\def\today{{%
-  \iftdir
-    \if$B@>Nq(B
-      \kansuji\number\year $BG/(B
-      \kansuji\number\month $B7n(B
-      \kansuji\number\day $BF|(B
+\def\pltx at today@year@#1{%
+  \ifnum\numexpr\year-#1=1 $B85(B\else
+    \ifnum1=\iftdir\ifmdir0\else1\fi\else0\fi
+      \kansuji\number\numexpr\year-#1\relax
     \else
-      $BJ?@.(B\ifnum\heisei=1 $B85G/(B\else\kansuji\number\heisei $BG/(B\fi
-      \kansuji\number\month $B7n(B
-      \kansuji\number\day $BF|(B
+      \number\numexpr\year-#1\relax\nobreak
     \fi
+  \fi $BG/(B
+}
+\def\pltx at today@year{%
+  \ifnum\numexpr\year*10000+\month*100+\day<19890108
+    $B><OB(B\pltx at today@year@{1925}%
+  \else\ifnum\numexpr\year*10000+\month*100+\day<20190501
+    $BJ?@.(B\pltx at today@year@{1988}%
   \else
-    \if$B@>Nq(B
-      \number\year~$BG/(B
-      \number\month~$B7n(B
-      \number\day~$BF|(B
-    \else
-      $BJ?@.(B\ifnum\heisei=1 $B85G/(B\else\number\heisei~$BG/(B\fi
-      \number\month~$B7n(B
-      \number\day~$BF|(B
-    \fi
+    $BNaOB(B\pltx at today@year@{2018}%
+  \fi\fi}
+\def\today{{%
+  \if$B@>Nq(B
+    \ifnum1=\iftdir\ifmdir0\else1\fi\else0\fi\kansuji\number\year
+    \else\number\year\nobreak\fi $BG/(B
+  \else
+    \pltx at today@year
+  \fi
+  \ifnum1=\iftdir\ifmdir0\else1\fi\else0\fi
+    \kansuji\number\month $B7n(B
+    \kansuji\number\day $BF|(B
+  \else
+    \number\month\nobreak $B7n(B
+    \number\day\nobreak $BF|(B
   \fi}}
 \newcommand{\prepartname}{$BBh(B}
 \newcommand{\postpartname}{$BIt(B}

Modified: trunk/Master/texmf-dist/tex/platex/base/jsize10.clo
===================================================================
--- trunk/Master/texmf-dist/tex/platex/base/jsize10.clo	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/tex/platex/base/jsize10.clo	2019-04-06 23:20:14 UTC (rev 50831)
@@ -7,7 +7,7 @@
 %% jclasses.dtx  (with options: `10pt,yoko')
 %% 
 %% Copyright (c) 2010 ASCII MEDIA WORKS
-%% Copyright (c) 2016-2018 Japanese TeX Development Community
+%% Copyright (c) 2016-2019 Japanese TeX Development Community
 %% 
 %% This file is part of the pLaTeX2e system (community edition).
 %% -------------------------------------------------------------
@@ -15,7 +15,7 @@
 %% File: jclasses.dtx
 \NeedsTeXFormat{pLaTeX2e}
 \ProvidesFile{jsize10.clo}
-  [2018/10/25 v1.8a
+  [2019/04/02 v1.8b
   Standard pLaTeX file (size option)]
 \renewcommand{\normalsize}{%
     \@setfontsize\normalsize\@xpt{15}%

Modified: trunk/Master/texmf-dist/tex/platex/base/jsize11.clo
===================================================================
--- trunk/Master/texmf-dist/tex/platex/base/jsize11.clo	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/tex/platex/base/jsize11.clo	2019-04-06 23:20:14 UTC (rev 50831)
@@ -7,7 +7,7 @@
 %% jclasses.dtx  (with options: `11pt,yoko')
 %% 
 %% Copyright (c) 2010 ASCII MEDIA WORKS
-%% Copyright (c) 2016-2018 Japanese TeX Development Community
+%% Copyright (c) 2016-2019 Japanese TeX Development Community
 %% 
 %% This file is part of the pLaTeX2e system (community edition).
 %% -------------------------------------------------------------
@@ -15,7 +15,7 @@
 %% File: jclasses.dtx
 \NeedsTeXFormat{pLaTeX2e}
 \ProvidesFile{jsize11.clo}
-  [2018/10/25 v1.8a
+  [2019/04/02 v1.8b
   Standard pLaTeX file (size option)]
 \renewcommand{\normalsize}{%
     \@setfontsize\normalsize\@xipt{15.5}%

Modified: trunk/Master/texmf-dist/tex/platex/base/jsize12.clo
===================================================================
--- trunk/Master/texmf-dist/tex/platex/base/jsize12.clo	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/tex/platex/base/jsize12.clo	2019-04-06 23:20:14 UTC (rev 50831)
@@ -7,7 +7,7 @@
 %% jclasses.dtx  (with options: `12pt,yoko')
 %% 
 %% Copyright (c) 2010 ASCII MEDIA WORKS
-%% Copyright (c) 2016-2018 Japanese TeX Development Community
+%% Copyright (c) 2016-2019 Japanese TeX Development Community
 %% 
 %% This file is part of the pLaTeX2e system (community edition).
 %% -------------------------------------------------------------
@@ -15,7 +15,7 @@
 %% File: jclasses.dtx
 \NeedsTeXFormat{pLaTeX2e}
 \ProvidesFile{jsize12.clo}
-  [2018/10/25 v1.8a
+  [2019/04/02 v1.8b
   Standard pLaTeX file (size option)]
 \renewcommand{\normalsize}{%
     \@setfontsize\normalsize\@xiipt{16.5}%

Modified: trunk/Master/texmf-dist/tex/platex/base/platexrelease.sty
===================================================================
--- trunk/Master/texmf-dist/tex/platex/base/platexrelease.sty	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/tex/platex/base/platexrelease.sty	2019-04-06 23:20:14 UTC (rev 50831)
@@ -18,7 +18,7 @@
 \edef\p at known@latexreleaseversion
    {2018-12-01}
 \edef\platexreleaseversion
-   {2018-12-01}
+   {2019-04-06}
 \newif\if at plincludeinrelease
 \@plincludeinreleasefalse
 \def\plIncludeInRelease#1{%
@@ -133,6 +133,7 @@
       some critical bugs. We advise you to\MessageBreak
       select another format date}
 \plIncludeInRelease{2017/10/28}{\PackageWarning}{pLaTeX Info}%
+  % * <2019-04-06>
   % * <2018-12-01>
   % * <2018-07-28>+1
   % * <2018-07-28>
@@ -1675,11 +1676,14 @@
   \edef\@preamble{%
     \@preamble{%
       \ifcase\@chnum
-        \hfil\inhibitglue\ignorespaces\@sharp\unskip\removejfmglue\hfil % c
+        \hfil\hskip1sp\inhibitglue
+        \ignorespaces\@sharp\unskip\removejfmglue\hfil % c
       \or
-        \hskip1sp\inhibitglue\ignorespaces\@sharp\unskip\removejfmglue\hfil % l
+        \hskip1sp\inhibitglue
+        \ignorespaces\@sharp\unskip\removejfmglue\hfil % l
       \or
-        \hfil\hskip1sp\inhibitglue\ignorespaces\@sharp\unskip\removejfmglue % r
+        \hfil\hskip1sp\inhibitglue
+        \ignorespaces\@sharp\unskip\removejfmglue % r
       \fi}}}
 \fi
 \plEndIncludeInRelease
@@ -1702,11 +1706,14 @@
   \edef\@preamble{%
     \@preamble{%
       \ifcase\@chnum
-        \hfil\mbox{\inhibitglue\ignorespaces\@sharp\unskip}\hfil % c
+        \hfil\mbox{\inhibitglue
+          \ignorespaces\@sharp\unskip}\hfil % c
       \or
-        \hskip1sp\mbox{\inhibitglue\ignorespaces\@sharp\unskip}\hfil % l
+        \hskip1sp\mbox{\inhibitglue
+          \ignorespaces\@sharp\unskip}\hfil % l
       \or
-        \hfil\hskip1sp\mbox{\inhibitglue\ignorespaces\@sharp\unskip}% % r
+        \hfil\hskip1sp\mbox{\inhibitglue
+          \ignorespaces\@sharp\unskip}% % r
       \fi}}}
 \plEndIncludeInRelease
 \plIncludeInRelease{2017/07/29}{\@tabclassz}
@@ -1728,11 +1735,14 @@
   \edef\@preamble{%
     \@preamble{%
       \ifcase\@chnum
-        \hfil\inhibitglue\ignorespaces\@sharp\unskip\unskip\hfil % c
+        \hfil\inhibitglue
+        \ignorespaces\@sharp\unskip\unskip\hfil % c
       \or
-        \hskip1sp\inhibitglue\ignorespaces\@sharp\unskip\unskip\hfil % l
+        \hskip1sp\inhibitglue
+        \ignorespaces\@sharp\unskip\unskip\hfil % l
       \or
-        \hfil\hskip1sp\inhibitglue\ignorespaces\@sharp\unskip\unskip % r
+        \hfil\hskip1sp\inhibitglue
+        \ignorespaces\@sharp\unskip\unskip % r
       \fi}}}
 \plEndIncludeInRelease
 \plIncludeInRelease{0000/00/00}{\@tabclassz}

Modified: trunk/Master/texmf-dist/tex/platex/base/plcore.ltx
===================================================================
--- trunk/Master/texmf-dist/tex/platex/base/plcore.ltx	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/tex/platex/base/plcore.ltx	2019-04-06 23:20:14 UTC (rev 50831)
@@ -33,7 +33,7 @@
 \fi
 \def\pfmtname{pLaTeX2e}
 \def\pfmtversion
-   {2018-12-01}
+   {2019-04-06}
 \def\ppatch at level{0}
 \edef\platexBANNER{\noexpand\platexNILa
                    \the\everyjob % LaTeX banner and delayed codes
@@ -1263,11 +1263,14 @@
   \edef\@preamble{%
     \@preamble{%
       \ifcase\@chnum
-        \hfil\inhibitglue\ignorespaces\@sharp\unskip\removejfmglue\hfil % c
+        \hfil\hskip1sp\inhibitglue
+        \ignorespaces\@sharp\unskip\removejfmglue\hfil % c
       \or
-        \hskip1sp\inhibitglue\ignorespaces\@sharp\unskip\removejfmglue\hfil % l
+        \hskip1sp\inhibitglue
+        \ignorespaces\@sharp\unskip\removejfmglue\hfil % l
       \or
-        \hfil\hskip1sp\inhibitglue\ignorespaces\@sharp\unskip\removejfmglue % r
+        \hfil\hskip1sp\inhibitglue
+        \ignorespaces\@sharp\unskip\removejfmglue % r
       \fi}}}
 \fi
 \def\@classv{\@addtopreamble{\@startpbox{\@nextchar}\pltx at next@inhibitglue\ignorespaces

Modified: trunk/Master/texmf-dist/tex/platex/base/tarticle.cls
===================================================================
--- trunk/Master/texmf-dist/tex/platex/base/tarticle.cls	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/tex/platex/base/tarticle.cls	2019-04-06 23:20:14 UTC (rev 50831)
@@ -7,7 +7,7 @@
 %% jclasses.dtx  (with options: `article,tate')
 %% 
 %% Copyright (c) 2010 ASCII MEDIA WORKS
-%% Copyright (c) 2016-2018 Japanese TeX Development Community
+%% Copyright (c) 2016-2019 Japanese TeX Development Community
 %% 
 %% This file is part of the pLaTeX2e system (community edition).
 %% -------------------------------------------------------------
@@ -15,7 +15,7 @@
 %% File: jclasses.dtx
 \NeedsTeXFormat{pLaTeX2e}
 \ProvidesClass{tarticle}
-  [2018/10/25 v1.8a
+  [2019/04/02 v1.8b
  Standard pLaTeX class]
 \newcounter{@paper}
 \newif\if at landscape \@landscapefalse
@@ -774,27 +774,36 @@
 \def\$B@>Nq(B{\$B@>Nq(Btrue}
 \def\$BOBNq(B{\$B@>Nq(Bfalse}
 \newcount\heisei \heisei\year \advance\heisei-1988\relax
-\def\today{{%
-  \iftdir
-    \if$B@>Nq(B
-      \kansuji\number\year $BG/(B
-      \kansuji\number\month $B7n(B
-      \kansuji\number\day $BF|(B
+\def\pltx at today@year@#1{%
+  \ifnum\numexpr\year-#1=1 $B85(B\else
+    \ifnum1=\iftdir\ifmdir0\else1\fi\else0\fi
+      \kansuji\number\numexpr\year-#1\relax
     \else
-      $BJ?@.(B\ifnum\heisei=1 $B85G/(B\else\kansuji\number\heisei $BG/(B\fi
-      \kansuji\number\month $B7n(B
-      \kansuji\number\day $BF|(B
+      \number\numexpr\year-#1\relax\nobreak
     \fi
+  \fi $BG/(B
+}
+\def\pltx at today@year{%
+  \ifnum\numexpr\year*10000+\month*100+\day<19890108
+    $B><OB(B\pltx at today@year@{1925}%
+  \else\ifnum\numexpr\year*10000+\month*100+\day<20190501
+    $BJ?@.(B\pltx at today@year@{1988}%
   \else
-    \if$B@>Nq(B
-      \number\year~$BG/(B
-      \number\month~$B7n(B
-      \number\day~$BF|(B
-    \else
-      $BJ?@.(B\ifnum\heisei=1 $B85G/(B\else\number\heisei~$BG/(B\fi
-      \number\month~$B7n(B
-      \number\day~$BF|(B
-    \fi
+    $BNaOB(B\pltx at today@year@{2018}%
+  \fi\fi}
+\def\today{{%
+  \if$B@>Nq(B
+    \ifnum1=\iftdir\ifmdir0\else1\fi\else0\fi\kansuji\number\year
+    \else\number\year\nobreak\fi $BG/(B
+  \else
+    \pltx at today@year
+  \fi
+  \ifnum1=\iftdir\ifmdir0\else1\fi\else0\fi
+    \kansuji\number\month $B7n(B
+    \kansuji\number\day $BF|(B
+  \else
+    \number\month\nobreak $B7n(B
+    \number\day\nobreak $BF|(B
   \fi}}
 \newcommand{\prepartname}{$BBh(B}
 \newcommand{\postpartname}{$BIt(B}

Modified: trunk/Master/texmf-dist/tex/platex/base/tbk10.clo
===================================================================
--- trunk/Master/texmf-dist/tex/platex/base/tbk10.clo	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/tex/platex/base/tbk10.clo	2019-04-06 23:20:14 UTC (rev 50831)
@@ -7,7 +7,7 @@
 %% jclasses.dtx  (with options: `10pt,bk,tate')
 %% 
 %% Copyright (c) 2010 ASCII MEDIA WORKS
-%% Copyright (c) 2016-2018 Japanese TeX Development Community
+%% Copyright (c) 2016-2019 Japanese TeX Development Community
 %% 
 %% This file is part of the pLaTeX2e system (community edition).
 %% -------------------------------------------------------------
@@ -15,7 +15,7 @@
 %% File: jclasses.dtx
 \NeedsTeXFormat{pLaTeX2e}
 \ProvidesFile{tbk10.clo}
-  [2018/10/25 v1.8a
+  [2019/04/02 v1.8b
   Standard pLaTeX file (size option)]
 \renewcommand{\normalsize}{%
     \@setfontsize\normalsize\@xpt{17}%

Modified: trunk/Master/texmf-dist/tex/platex/base/tbk11.clo
===================================================================
--- trunk/Master/texmf-dist/tex/platex/base/tbk11.clo	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/tex/platex/base/tbk11.clo	2019-04-06 23:20:14 UTC (rev 50831)
@@ -7,7 +7,7 @@
 %% jclasses.dtx  (with options: `11pt,bk,tate')
 %% 
 %% Copyright (c) 2010 ASCII MEDIA WORKS
-%% Copyright (c) 2016-2018 Japanese TeX Development Community
+%% Copyright (c) 2016-2019 Japanese TeX Development Community
 %% 
 %% This file is part of the pLaTeX2e system (community edition).
 %% -------------------------------------------------------------
@@ -15,7 +15,7 @@
 %% File: jclasses.dtx
 \NeedsTeXFormat{pLaTeX2e}
 \ProvidesFile{tbk11.clo}
-  [2018/10/25 v1.8a
+  [2019/04/02 v1.8b
   Standard pLaTeX file (size option)]
 \renewcommand{\normalsize}{%
     \@setfontsize\normalsize\@xipt{17}%

Modified: trunk/Master/texmf-dist/tex/platex/base/tbk12.clo
===================================================================
--- trunk/Master/texmf-dist/tex/platex/base/tbk12.clo	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/tex/platex/base/tbk12.clo	2019-04-06 23:20:14 UTC (rev 50831)
@@ -7,7 +7,7 @@
 %% jclasses.dtx  (with options: `12pt,bk,tate')
 %% 
 %% Copyright (c) 2010 ASCII MEDIA WORKS
-%% Copyright (c) 2016-2018 Japanese TeX Development Community
+%% Copyright (c) 2016-2019 Japanese TeX Development Community
 %% 
 %% This file is part of the pLaTeX2e system (community edition).
 %% -------------------------------------------------------------
@@ -15,7 +15,7 @@
 %% File: jclasses.dtx
 \NeedsTeXFormat{pLaTeX2e}
 \ProvidesFile{tbk12.clo}
-  [2018/10/25 v1.8a
+  [2019/04/02 v1.8b
   Standard pLaTeX file (size option)]
 \renewcommand{\normalsize}{%
     \@setfontsize\normalsize\@xiipt{18}%

Modified: trunk/Master/texmf-dist/tex/platex/base/tbook.cls
===================================================================
--- trunk/Master/texmf-dist/tex/platex/base/tbook.cls	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/tex/platex/base/tbook.cls	2019-04-06 23:20:14 UTC (rev 50831)
@@ -7,7 +7,7 @@
 %% jclasses.dtx  (with options: `book,tate')
 %% 
 %% Copyright (c) 2010 ASCII MEDIA WORKS
-%% Copyright (c) 2016-2018 Japanese TeX Development Community
+%% Copyright (c) 2016-2019 Japanese TeX Development Community
 %% 
 %% This file is part of the pLaTeX2e system (community edition).
 %% -------------------------------------------------------------
@@ -15,7 +15,7 @@
 %% File: jclasses.dtx
 \NeedsTeXFormat{pLaTeX2e}
 \ProvidesClass{tbook}
-  [2018/10/25 v1.8a
+  [2019/04/02 v1.8b
  Standard pLaTeX class]
 \newcounter{@paper}
 \newif\if at landscape \@landscapefalse
@@ -877,27 +877,36 @@
 \def\$B@>Nq(B{\$B@>Nq(Btrue}
 \def\$BOBNq(B{\$B@>Nq(Bfalse}
 \newcount\heisei \heisei\year \advance\heisei-1988\relax
-\def\today{{%
-  \iftdir
-    \if$B@>Nq(B
-      \kansuji\number\year $BG/(B
-      \kansuji\number\month $B7n(B
-      \kansuji\number\day $BF|(B
+\def\pltx at today@year@#1{%
+  \ifnum\numexpr\year-#1=1 $B85(B\else
+    \ifnum1=\iftdir\ifmdir0\else1\fi\else0\fi
+      \kansuji\number\numexpr\year-#1\relax
     \else
-      $BJ?@.(B\ifnum\heisei=1 $B85G/(B\else\kansuji\number\heisei $BG/(B\fi
-      \kansuji\number\month $B7n(B
-      \kansuji\number\day $BF|(B
+      \number\numexpr\year-#1\relax\nobreak
     \fi
+  \fi $BG/(B
+}
+\def\pltx at today@year{%
+  \ifnum\numexpr\year*10000+\month*100+\day<19890108
+    $B><OB(B\pltx at today@year@{1925}%
+  \else\ifnum\numexpr\year*10000+\month*100+\day<20190501
+    $BJ?@.(B\pltx at today@year@{1988}%
   \else
-    \if$B@>Nq(B
-      \number\year~$BG/(B
-      \number\month~$B7n(B
-      \number\day~$BF|(B
-    \else
-      $BJ?@.(B\ifnum\heisei=1 $B85G/(B\else\number\heisei~$BG/(B\fi
-      \number\month~$B7n(B
-      \number\day~$BF|(B
-    \fi
+    $BNaOB(B\pltx at today@year@{2018}%
+  \fi\fi}
+\def\today{{%
+  \if$B@>Nq(B
+    \ifnum1=\iftdir\ifmdir0\else1\fi\else0\fi\kansuji\number\year
+    \else\number\year\nobreak\fi $BG/(B
+  \else
+    \pltx at today@year
+  \fi
+  \ifnum1=\iftdir\ifmdir0\else1\fi\else0\fi
+    \kansuji\number\month $B7n(B
+    \kansuji\number\day $BF|(B
+  \else
+    \number\month\nobreak $B7n(B
+    \number\day\nobreak $BF|(B
   \fi}}
 \newcommand{\prepartname}{$BBh(B}
 \newcommand{\postpartname}{$BIt(B}

Modified: trunk/Master/texmf-dist/tex/platex/base/treport.cls
===================================================================
--- trunk/Master/texmf-dist/tex/platex/base/treport.cls	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/tex/platex/base/treport.cls	2019-04-06 23:20:14 UTC (rev 50831)
@@ -7,7 +7,7 @@
 %% jclasses.dtx  (with options: `report,tate')
 %% 
 %% Copyright (c) 2010 ASCII MEDIA WORKS
-%% Copyright (c) 2016-2018 Japanese TeX Development Community
+%% Copyright (c) 2016-2019 Japanese TeX Development Community
 %% 
 %% This file is part of the pLaTeX2e system (community edition).
 %% -------------------------------------------------------------
@@ -15,7 +15,7 @@
 %% File: jclasses.dtx
 \NeedsTeXFormat{pLaTeX2e}
 \ProvidesClass{treport}
-  [2018/10/25 v1.8a
+  [2019/04/02 v1.8b
  Standard pLaTeX class]
 \newcounter{@paper}
 \newif\if at landscape \@landscapefalse
@@ -873,27 +873,36 @@
 \def\$B@>Nq(B{\$B@>Nq(Btrue}
 \def\$BOBNq(B{\$B@>Nq(Bfalse}
 \newcount\heisei \heisei\year \advance\heisei-1988\relax
-\def\today{{%
-  \iftdir
-    \if$B@>Nq(B
-      \kansuji\number\year $BG/(B
-      \kansuji\number\month $B7n(B
-      \kansuji\number\day $BF|(B
+\def\pltx at today@year@#1{%
+  \ifnum\numexpr\year-#1=1 $B85(B\else
+    \ifnum1=\iftdir\ifmdir0\else1\fi\else0\fi
+      \kansuji\number\numexpr\year-#1\relax
     \else
-      $BJ?@.(B\ifnum\heisei=1 $B85G/(B\else\kansuji\number\heisei $BG/(B\fi
-      \kansuji\number\month $B7n(B
-      \kansuji\number\day $BF|(B
+      \number\numexpr\year-#1\relax\nobreak
     \fi
+  \fi $BG/(B
+}
+\def\pltx at today@year{%
+  \ifnum\numexpr\year*10000+\month*100+\day<19890108
+    $B><OB(B\pltx at today@year@{1925}%
+  \else\ifnum\numexpr\year*10000+\month*100+\day<20190501
+    $BJ?@.(B\pltx at today@year@{1988}%
   \else
-    \if$B@>Nq(B
-      \number\year~$BG/(B
-      \number\month~$B7n(B
-      \number\day~$BF|(B
-    \else
-      $BJ?@.(B\ifnum\heisei=1 $B85G/(B\else\number\heisei~$BG/(B\fi
-      \number\month~$B7n(B
-      \number\day~$BF|(B
-    \fi
+    $BNaOB(B\pltx at today@year@{2018}%
+  \fi\fi}
+\def\today{{%
+  \if$B@>Nq(B
+    \ifnum1=\iftdir\ifmdir0\else1\fi\else0\fi\kansuji\number\year
+    \else\number\year\nobreak\fi $BG/(B
+  \else
+    \pltx at today@year
+  \fi
+  \ifnum1=\iftdir\ifmdir0\else1\fi\else0\fi
+    \kansuji\number\month $B7n(B
+    \kansuji\number\day $BF|(B
+  \else
+    \number\month\nobreak $B7n(B
+    \number\day\nobreak $BF|(B
   \fi}}
 \newcommand{\prepartname}{$BBh(B}
 \newcommand{\postpartname}{$BIt(B}

Modified: trunk/Master/texmf-dist/tex/platex/base/tsize10.clo
===================================================================
--- trunk/Master/texmf-dist/tex/platex/base/tsize10.clo	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/tex/platex/base/tsize10.clo	2019-04-06 23:20:14 UTC (rev 50831)
@@ -7,7 +7,7 @@
 %% jclasses.dtx  (with options: `10pt,tate')
 %% 
 %% Copyright (c) 2010 ASCII MEDIA WORKS
-%% Copyright (c) 2016-2018 Japanese TeX Development Community
+%% Copyright (c) 2016-2019 Japanese TeX Development Community
 %% 
 %% This file is part of the pLaTeX2e system (community edition).
 %% -------------------------------------------------------------
@@ -15,7 +15,7 @@
 %% File: jclasses.dtx
 \NeedsTeXFormat{pLaTeX2e}
 \ProvidesFile{tsize10.clo}
-  [2018/10/25 v1.8a
+  [2019/04/02 v1.8b
   Standard pLaTeX file (size option)]
 \renewcommand{\normalsize}{%
     \@setfontsize\normalsize\@xpt{17}%

Modified: trunk/Master/texmf-dist/tex/platex/base/tsize11.clo
===================================================================
--- trunk/Master/texmf-dist/tex/platex/base/tsize11.clo	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/tex/platex/base/tsize11.clo	2019-04-06 23:20:14 UTC (rev 50831)
@@ -7,7 +7,7 @@
 %% jclasses.dtx  (with options: `11pt,tate')
 %% 
 %% Copyright (c) 2010 ASCII MEDIA WORKS
-%% Copyright (c) 2016-2018 Japanese TeX Development Community
+%% Copyright (c) 2016-2019 Japanese TeX Development Community
 %% 
 %% This file is part of the pLaTeX2e system (community edition).
 %% -------------------------------------------------------------
@@ -15,7 +15,7 @@
 %% File: jclasses.dtx
 \NeedsTeXFormat{pLaTeX2e}
 \ProvidesFile{tsize11.clo}
-  [2018/10/25 v1.8a
+  [2019/04/02 v1.8b
   Standard pLaTeX file (size option)]
 \renewcommand{\normalsize}{%
     \@setfontsize\normalsize\@xipt{17}%

Modified: trunk/Master/texmf-dist/tex/platex/base/tsize12.clo
===================================================================
--- trunk/Master/texmf-dist/tex/platex/base/tsize12.clo	2019-04-06 22:50:05 UTC (rev 50830)
+++ trunk/Master/texmf-dist/tex/platex/base/tsize12.clo	2019-04-06 23:20:14 UTC (rev 50831)
@@ -7,7 +7,7 @@
 %% jclasses.dtx  (with options: `12pt,tate')
 %% 
 %% Copyright (c) 2010 ASCII MEDIA WORKS
-%% Copyright (c) 2016-2018 Japanese TeX Development Community
+%% Copyright (c) 2016-2019 Japanese TeX Development Community
 %% 
 %% This file is part of the pLaTeX2e system (community edition).
 %% -------------------------------------------------------------
@@ -15,7 +15,7 @@
 %% File: jclasses.dtx
 \NeedsTeXFormat{pLaTeX2e}
 \ProvidesFile{tsize12.clo}
-  [2018/10/25 v1.8a
+  [2019/04/02 v1.8b
   Standard pLaTeX file (size option)]
 \renewcommand{\normalsize}{%
     \@setfontsize\normalsize\@xiipt{18}%



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