e-TeX: Fix hyphenation of LR and RL text and adapt e-(u)pTeX

git-svn-id: svn://tug.org/texlive/trunk@32197 c570f23f-e606-0410-a88d-b1316a301751

15 files changed, 488 insertions, 288 deletions

diff --git a/Build/source/texk/web2c/eptexdir/ChangeLog b/Build/source/texk/web2c/eptexdir/ChangeLog
index 718384997ac..60fd4c07286 100644
--- a/Build/source/texk/web2c/eptexdir/ChangeLog
+++ b/Build/source/texk/web2c/eptexdir/ChangeLog
@@ -1,3 +1,8 @@
+2013-11-21  Peter Breitenlohner  <peb@mppmu.mpg.de>
+
+	* eptrip/eptrip.diffs, eptrip/etrip.log: Update for etrip.tex
+	Version 2.6 [2013-11-21].
+
 2013-08-12  TANAKA Takuji <KXD02663@nifty.ne.jp>
 
 	* eptex.defines: Allow file names with 0x5c in (e)pTeX on Windows.
diff --git a/Build/source/texk/web2c/eptexdir/eptrip/eptrip.diffs b/Build/source/texk/web2c/eptexdir/eptrip/eptrip.diffs
index 8b9883f3698..83b488bba75 100644
--- a/Build/source/texk/web2c/eptexdir/eptrip/eptrip.diffs
+++ b/Build/source/texk/web2c/eptexdir/eptrip/eptrip.diffs
@@ -13,7 +13,7 @@
 1c1
 < This is TeX, Version 3.1415926 (INITEX)  15 MAR 2008 02:23
 ---
-> This is e-pTeX, Version 3.1415926-p3.4-110825-2.6 (utf8.euc) (TeX Live 2013) (INITEX)  9 APR 2013 12:22
+> This is e-pTeX, Version 3.1415926-p3.4-130605-2.6 (utf8.euc) (TeX Live 2014) (INITEX)  21 NOV 2013 10:53
 3c3
 < (trip.tex
 ---
@@ -33,8 +33,8 @@
 < 471 memory locations dumped; current usage is 96&278
 < 341 multiletter control sequences
 ---
->  (format=trip 2013.4.9)
-> 1604 strings of total length 27751
+>  (format=trip 2013.11.21)
+> 1607 strings of total length 27793
 > 489 memory locations dumped; current usage is 110&278
 > 387 multiletter control sequences
 461c462
@@ -50,7 +50,7 @@
 < ** &trip  trip 
 < (trip.tex ##
 ---
-> This is e-pTeX, Version 3.1415926-p3.4-110825-2.6 (utf8.euc) (TeX Live 2013)
+> This is e-pTeX, Version 3.1415926-p3.4-130605-2.6 (utf8.euc) (TeX Live 2014)
 > **(./trip.tex ##
 17c16
 < Memory usage before: 159&313; after: 102&278; still untouched: 1613
@@ -64,7 +64,7 @@
 1c1
 < This is TeX, Version 3.1415926 (preloaded format=trip 2008.3.15)  15 MAR 2008 02:23
 ---
-> This is e-pTeX, Version 3.1415926-p3.4-110825-2.6 (utf8.euc) (TeX Live 2013) (format=trip 2013.4.9)  9 APR 2013 12:22
+> This is e-pTeX, Version 3.1415926-p3.4-130605-2.6 (utf8.euc) (TeX Live 2014) (format=trip 2013.11.21)  21 NOV 2013 10:53
 3c3
 < (trip.tex ##
 ---
@@ -298,8 +298,8 @@
 <  2825 words of memory out of 3000
 <  372 multiletter control sequences out of 2100
 ---
->  44 strings out of 1696
->  261 string characters out of 8249
+>  44 strings out of 1693
+>  261 string characters out of 8207
 >  4017 words of memory out of 4500
 >  418 multiletter control sequences out of 15000+0
 7301c7310
@@ -312,11 +312,11 @@
 1c1
 < This is DVItype, Version 3.6
 ---
-> This is DVItype, Version 3.6 (TeX Live 2013)
+> This is DVItype, Version 3.6 (TeX Live 2014)
 9c9
 < ' TeX output 2008.03.15:0223'
 ---
-> ' TeX output 2013.04.09:1222'
+> ' TeX output 2013.11.21:1053'
 419c419
 < 1121: down4 639342208 
 ---
@@ -338,7 +338,7 @@
 < **\input trip
 < (trip.tex
 ---
-> This is e-pTeX, Version 3.1415926-p3.4-110825-2.6 (utf8.euc) (TeX Live 2013) (INITEX)  9 APR 2013 12:22
+> This is e-pTeX, Version 3.1415926-p3.4-130605-2.6 (utf8.euc) (TeX Live 2014) (INITEX)  21 NOV 2013 10:53
 > entering extended mode
 > ***\input trip
 > (./trip.tex
@@ -364,10 +364,10 @@
 < 471 memory locations dumped; current usage is 96&278
 < 341 multiletter control sequences
 ---
->  (format=trip 2013.4.9)
-> 1604 strings of total length 27751
+>  (format=trip 2013.11.21)
+> 1607 strings of total length 27793
 > 536 memory locations dumped; current usage is 157&278
-> 459 multiletter control sequences
+> 462 multiletter control sequences
 461c457
 < Hyphenation trie of length 273 has 9 ops out of 500
 ---
@@ -381,7 +381,7 @@
 < ** &trip  trip 
 < (trip.tex ##
 ---
-> This is e-pTeX, Version 3.1415926-p3.4-110825-2.6 (utf8.euc) (TeX Live 2013)
+> This is e-pTeX, Version 3.1415926-p3.4-130605-2.6 (utf8.euc) (TeX Live 2014)
 > **entering extended mode
 > ## (./trip.tex
 17c17
@@ -402,7 +402,7 @@
 < ** &trip  trip
 < (trip.tex ##
 ---
-> This is e-pTeX, Version 3.1415926-p3.4-110825-2.6 (utf8.euc) (TeX Live 2013) (format=trip 2013.4.9)  9 APR 2013 12:22
+> This is e-pTeX, Version 3.1415926-p3.4-130605-2.6 (utf8.euc) (TeX Live 2014) (format=trip 2013.11.21)  21 NOV 2013 10:53
 > entering extended mode
 > **&trip \toksdef\tokens=0 \input trip
 >  (./trip.tex
@@ -700,10 +700,10 @@
 <  2825 words of memory out of 3000
 <  372 multiletter control sequences out of 2100
 ---
->  44 strings out of 1696
->  261 string characters out of 8249
+>  44 strings out of 1693
+>  261 string characters out of 8207
 >  4017 words of memory out of 4500
->  490 multiletter control sequences out of 15000+0
+>  493 multiletter control sequences out of 15000+0
 7301,7302c7307,7308
 <  2 hyphenation exceptions out of 307
 <  7i,7n,9p,113b,38s stack positions out of 200i,40n,60p,500b,600s
@@ -716,11 +716,11 @@
 1c1
 < This is DVItype, Version 3.6
 ---
-> This is DVItype, Version 3.6 (TeX Live 2013)
+> This is DVItype, Version 3.6 (TeX Live 2014)
 9c9
 < ' TeX output 2008.03.15:0223'
 ---
-> ' TeX output 2013.04.09:1222'
+> ' TeX output 2013.11.21:1053'
 419c419
 < 1121: down4 639342208 
 ---
@@ -741,37 +741,53 @@
 + sed 's/, yoko direction//;s/yoko direction, //' etrip.log
 + diff SRCDIR/etexdir/etrip/etripin.log eptripin.log
 1c1
-< This is e-TeX, Version 3.1415926-2.6 (TeX Live 2013) (INITEX)  1 MAR 2013 13:22
+< This is e-TeX, Version 3.1415926-2.6 (TeX Live 2014) (INITEX)  21 NOV 2013 10:43
 ---
-> This is e-pTeX, Version 3.1415926-p3.4-110825-2.6 (utf8.euc) (TeX Live 2013) (INITEX)  9 APR 2013 12:22
-26,29c26,29
-<  (format=etrip 2013.3.1)
-< 1491 strings of total length 26237
+> This is e-pTeX, Version 3.1415926-p3.4-130605-2.6 (utf8.euc) (TeX Live 2014) (INITEX)  21 NOV 2013 10:53
+5c5
+< This is the e-Trip test [2013-11-21] for e-TeX v3.1415926-2.6.
+---
+> This is the e-Trip test [2013-03-01] for e-TeX v3.1415926-2.6.
+27,29c27,29
+< 1491 strings of total length 26239
 < 280 memory locations dumped; current usage is 36&166
 < 408 multiletter control sequences
 ---
->  (format=etrip 2013.4.9)
-> 1605 strings of total length 27782
+> 1608 strings of total length 27824
 > 283 memory locations dumped; current usage is 40&166
-> 459 multiletter control sequences
+> 462 multiletter control sequences
 + ./eptex --progname=eptex
 + sed 's/, yoko direction//;s/yoko direction, //;s/yoko(math) direction, //' etrip.log
 + diff SRCDIR/etexdir/etrip/etrip.fot eptrip.fot
 1c1
-< This is e-TeX, Version 3.1415926-2.6 (TeX Live 2013)
+< This is e-TeX, Version 3.1415926-2.6 (TeX Live 2014)
+---
+> This is e-pTeX, Version 3.1415926-p3.4-130605-2.6 (utf8.euc) (TeX Live 2014)
+4c4
+< This is the e-Trip test [2013-11-21] for e-TeX v3.1415926-2.6.
 ---
-> This is e-pTeX, Version 3.1415926-p3.4-110825-2.6 (utf8.euc) (TeX Live 2013)
+> This is the e-Trip test [2013-03-01] for e-TeX v3.1415926-2.6.
 + diff SRCDIR/eptexdir/eptrip/etrip.log eptrip.log
 1c1
-< This is e-pTeX, Version 3.1415926-p3.4-110825-2.6 (utf8.euc) (TeX Live 2013) (format=etrip 2013.4.9)  9 APR 2013 11:49
+< This is e-pTeX, Version 3.1415926-p3.4-130605-2.6 (utf8.euc) (TeX Live 2014) (format=etrip 2013.11.21)  21 NOV 2013 10:43
+---
+> This is e-pTeX, Version 3.1415926-p3.4-130605-2.6 (utf8.euc) (TeX Live 2014) (format=etrip 2013.11.21)  21 NOV 2013 10:53
+4296,4297c4296,4297
+<  18 strings out of 1695
+<  140 string characters out of 8218
+---
+>  18 strings out of 1692
+>  140 string characters out of 8176
+4299c4299
+<  460 multiletter control sequences out of 15000+0
 ---
-> This is e-pTeX, Version 3.1415926-p3.4-110825-2.6 (utf8.euc) (TeX Live 2013) (format=etrip 2013.4.9)  9 APR 2013 12:22
+>  463 multiletter control sequences out of 15000+0
 + eval ./dvitype -output-level=2 -dpi=72.27 '-page-start='\''*.*.*.*.*.*.*.*.*.*'\''' etrip.dvi
 ++ ./dvitype -output-level=2 -dpi=72.27 '-page-start=*.*.*.*.*.*.*.*.*.*' etrip.dvi
 + diff SRCDIR/etexdir/etrip/etrip.typ eptrip.typ
 9c9
-< ' TeX output 2013.03.01:1322'
+< ' TeX output 2013.11.21:1043'
 ---
-> ' TeX output 2013.04.09:1222'
+> ' TeX output 2013.11.21:1053'
 + :
 PASS: eptexdir/eptrip.test
diff --git a/Build/source/texk/web2c/eptexdir/eptrip/etrip.log b/Build/source/texk/web2c/eptexdir/eptrip/etrip.log
index 35560ff7e7d..7f0eebbe9a7 100644
--- a/Build/source/texk/web2c/eptexdir/eptrip/etrip.log
+++ b/Build/source/texk/web2c/eptexdir/eptrip/etrip.log
@@ -1,4 +1,4 @@
-This is e-pTeX, Version 3.1415926-p3.4-110825-2.6 (utf8.euc) (TeX Live 2013) (format=etrip 2013.4.9)  9 APR 2013 11:49
+This is e-pTeX, Version 3.1415926-p3.4-130605-2.6 (utf8.euc) (TeX Live 2014) (format=etrip 2013.11.21)  21 NOV 2013 10:53
 entering extended mode
 **&etrip etrip
 (./etrip.tex e-IniTeX: e-Trip format loaded.
@@ -200,7 +200,7 @@ Overfull \hbox (3.0pt too wide) in paragraph at lines 205--211
 .\glue(\rightskip) 0.0
 
 > \box0=
-\vbox(30.00002+0.0)x0.0
+\vbox(30.00002+0.0)x0.0, yoko direction
 .\hbox(17.0+3.00002)x0.0
 ..\hbox(0.0+0.0)x0.0
 ..\trip a
@@ -659,7 +659,7 @@ l.406 ...cted\def\1{\2}} \show\1
 
 \1->\2
 > \box0=
-\vbox(0.0+0.0)x0.0
+\vbox(0.0+0.0)x0.0, yoko direction
 .\special{\1\2}
 
 ! OK.
@@ -684,7 +684,7 @@ l.411 ...xpandafter\1\1} \show\5
 Checking \scantokens, \tracingscantokens, \readline, and \everyeof:
 
 Completed box being shipped out [1]
-\vbox(0.0+0.0)x0.0
+\vbox(0.0+0.0)x0.0, yoko direction
 .\openout1=etrip.out
 .\write1{\unexpanded \expandafter {\1}}
 .\closeout1
@@ -960,7 +960,7 @@ Missing character: There is no e in font etrip!
 {false}
 {\showlists}
 
-### restricted horizontal mode entered at line 470
+### yoko direction, restricted horizontal mode entered at line 470
 \trip r
 \trip r (ligature up)
 \trip b
@@ -971,7 +971,7 @@ Missing character: There is no e in font etrip!
 \glue 4.0 plus 2.0 minus 1.0
 \trip s
 spacefactor 1000
-### vertical mode entered at line 0
+### yoko direction, vertical mode entered at line 0
 prevdepth 0.0
 
 ! OK.
@@ -983,7 +983,7 @@ l.470 ...ox25=\hbox{\1\showlists
 {restoring \2=macro:->\begingroup \scantokens {\message \ETC.}
 {changing \box25=void}
 {into \box25=
-\hbox(8.0+2.0)x9.0 []}
+\hbox(8.0+2.0)x9.0, yoko direction []}
 {vertical mode: blank space  }
 {end-group character }}
 {restoring \box25=void}
@@ -998,15 +998,15 @@ Current marks:
  \splitfirstmarks 3=.
  \splitbotmarks 3=.
 > \box0=
-\vbox(188.0+0.0)x10.0
+\vbox(188.0+0.0)x10.0, yoko direction
 .\mark{0-1}
 .\marks1{1-1}
 .\glue 1.0
-.\vbox(9.0+0.0)x0.0
+.\vbox(9.0+0.0)x0.0, yoko direction
 .\mark{0-2}
 .\marks3{}
 .\glue(\baselineskip) 0.0
-.\hbox(0.0+0.0)x0.0
+.\hbox(0.0+0.0)x0.0, yoko direction
 .\glue 5.0
 .\glue 0.0 plus 1.0fil
 .\penalty 0
@@ -1014,18 +1014,18 @@ Current marks:
 .\mark{0-3}
 .\glue 1.0
 .\glue(\lineskip) 0.0
-.\vbox(19.0+0.0)x0.0
+.\vbox(19.0+0.0)x0.0, yoko direction
 .\marks3{3-3}
 .\glue 3.0 plus 1.0fil
 .\penalty 0
 .\glue 40.0
 .\glue(\lineskip) 0.0
-.\vbox(30.0+0.0)x0.0
+.\vbox(30.0+0.0)x0.0, yoko direction
 .\glue 0.0 plus 1.0fil
 .\penalty 0
 .\glue 40.0
 .\glue(\baselineskip) 0.0
-.\hbox(0.0+0.0)x10.0
+.\hbox(0.0+0.0)x10.0, yoko direction
 
 ! OK.
 l.493   \1 \showbox0 
@@ -1082,15 +1082,15 @@ Current marks:
  \splitfirstmarks 3=.
  \splitbotmarks 3=.
 > \box1=
-\vbox(17.0+0.0)x0.0, glue set 2.0fil
+\vbox(17.0+0.0)x0.0, glue set 2.0fil, yoko direction
 .\mark{0-1}
 .\marks1{1-1}
 .\glue 1.0
-.\vbox(9.0+0.0)x0.0
+.\vbox(9.0+0.0)x0.0, yoko direction
 .\mark{0-2}
 .\marks3{}
 .\glue(\baselineskip) 0.0
-.\hbox(0.0+0.0)x0.0
+.\hbox(0.0+0.0)x0.0, yoko direction
 .\glue 5.0
 .\glue 0.0 plus 1.0fil
 
@@ -1099,21 +1099,21 @@ l.495   \1 \showbox1
                      \showbox0 \let\3=\5
 
 > \box0=
-\vbox(132.0+0.0)x10.0
+\vbox(132.0+0.0)x10.0, yoko direction
 .\mark{0-3}
 .\glue(\splittopskip) 0.0
-.\vbox(19.0+0.0)x0.0
+.\vbox(19.0+0.0)x0.0, yoko direction
 .\marks3{3-3}
 .\glue 3.0 plus 1.0fil
 .\penalty 0
 .\glue 40.0
 .\glue(\lineskip) 0.0
-.\vbox(30.0+0.0)x0.0
+.\vbox(30.0+0.0)x0.0, yoko direction
 .\glue 0.0 plus 1.0fil
 .\penalty 0
 .\glue 40.0
 .\glue(\baselineskip) 0.0
-.\hbox(0.0+0.0)x10.0
+.\hbox(0.0+0.0)x10.0, yoko direction
 
 ! OK.
 l.495   \1 \showbox1 \showbox0 
@@ -1128,10 +1128,10 @@ Current marks:
  \splitfirstmarks 3=3-3.
  \splitbotmarks 3=3-3.
 > \box1=
-\vbox(27.0+0.0)x0.0, glue set 5.0fil
+\vbox(27.0+0.0)x0.0, glue set 5.0fil, yoko direction
 .\mark{0-3}
 .\glue(\splittopskip) 0.0
-.\vbox(19.0+0.0)x0.0
+.\vbox(19.0+0.0)x0.0, yoko direction
 .\marks3{3-3}
 .\glue 3.0 plus 1.0fil
 
@@ -1140,14 +1140,14 @@ l.497   \1 \showbox1
                      \showbox0
 
 > \box0=
-\vbox(70.0+0.0)x10.0
+\vbox(70.0+0.0)x10.0, yoko direction
 .\glue(\splittopskip) 0.0
-.\vbox(30.0+0.0)x0.0
+.\vbox(30.0+0.0)x0.0, yoko direction
 .\glue 0.0 plus 1.0fil
 .\penalty 0
 .\glue 40.0
 .\glue(\baselineskip) 0.0
-.\hbox(0.0+0.0)x10.0
+.\hbox(0.0+0.0)x10.0, yoko direction
 
 ! OK.
 l.497   \1 \showbox1 \showbox0
@@ -1162,9 +1162,9 @@ Current marks:
  \splitfirstmarks 3=.
  \splitbotmarks 3=.
 > \box1=
-\vbox(37.0+0.0)x0.0, glue set 7.0fil
+\vbox(37.0+0.0)x0.0, glue set 7.0fil, yoko direction
 .\glue(\splittopskip) 0.0
-.\vbox(30.0+0.0)x0.0
+.\vbox(30.0+0.0)x0.0, yoko direction
 .\glue 0.0 plus 1.0fil
 
 ! OK.
@@ -1172,9 +1172,9 @@ l.499   \1 \showbox1
                      \showbox0
 
 > \box0=
-\vbox(0.0+0.0)x10.0
+\vbox(0.0+0.0)x10.0, yoko direction
 .\glue(\splittopskip) 0.0
-.\hbox(0.0+0.0)x10.0
+.\hbox(0.0+0.0)x10.0, yoko direction
 
 ! OK.
 l.499   \1 \showbox1 \showbox0
@@ -1203,15 +1203,15 @@ Current marks:
  \firstmarks 3=.
  \botmarks 3=.
 > \box255=
-\vbox(35.0+0.0)x0.0, glue set 21.0fil
+\vbox(35.0+0.0)x0.0, glue set 21.0fil, yoko direction
 .\mark{0-1}
 .\marks1{1-1}
 .\glue(\topskip) 0.0
-.\vbox(9.0+0.0)x0.0
+.\vbox(9.0+0.0)x0.0, yoko direction
 .\mark{0-2}
 .\marks3{}
 .\glue(\baselineskip) 0.0
-.\hbox(0.0+0.0)x0.0
+.\hbox(0.0+0.0)x0.0, yoko direction
 .\glue 5.0
 .\glue 0.0 plus 1.0fil
 
@@ -1233,10 +1233,10 @@ Current marks:
  \firstmarks 3=3-3.
  \botmarks 3=3-3.
 > \box255=
-\vbox(35.0+0.0)x0.0, glue set 13.0fil
+\vbox(35.0+0.0)x0.0, glue set 13.0fil, yoko direction
 .\mark{0-3}
 .\glue(\topskip) 0.0
-.\vbox(19.0+0.0)x0.0
+.\vbox(19.0+0.0)x0.0, yoko direction
 .\marks3{3-3}
 .\glue 3.0 plus 1.0fil
 
@@ -1258,9 +1258,9 @@ Current marks:
  \firstmarks 3=3-3.
  \botmarks 3=3-3.
 > \box255=
-\vbox(35.0+0.0)x0.0, glue set 5.0fil
+\vbox(35.0+0.0)x0.0, glue set 5.0fil, yoko direction
 .\glue(\topskip) 0.0
-.\vbox(30.0+0.0)x0.0
+.\vbox(30.0+0.0)x0.0, yoko direction
 .\glue 0.0 plus 1.0fil
 
 ! OK.
@@ -1281,9 +1281,9 @@ Current marks:
  \firstmarks 3=.
  \botmarks 3=.
 > \box255=
-\vbox(35.0+0.0)x10.0, glue set 35.0fil
+\vbox(35.0+0.0)x10.0, glue set 35.0fil, yoko direction
 .\glue(\topskip) 0.0
-.\hbox(0.0+0.0)x10.0
+.\hbox(0.0+0.0)x10.0, yoko direction
 .\mark{}
 .\marks1{}
 .\marks3{}
@@ -1307,9 +1307,9 @@ Current marks:
  \firstmarks 3=.
  \botmarks 3=.
 > \box255=
-\vbox(35.0+0.0)x0.0, glue set 35.0fil
+\vbox(35.0+0.0)x0.0, glue set 35.0fil, yoko direction
 .\glue(\topskip) 0.0
-.\hbox(0.0+0.0)x0.0
+.\hbox(0.0+0.0)x0.0, yoko direction
 .\mark{}
 .\marks1{}
 .\marks3{}
@@ -1333,9 +1333,9 @@ Current marks:
  \firstmarks 3=.
  \botmarks 3=.
 > \box255=
-\vbox(35.0+0.0)x0.0, glue set 35.0fil
+\vbox(35.0+0.0)x0.0, glue set 35.0fil, yoko direction
 .\glue(\topskip) 0.0
-.\hbox(0.0+0.0)x0.0
+.\hbox(0.0+0.0)x0.0, yoko direction
 .\glue 0.0 plus 1.0fil
 
 ! OK.
@@ -1420,7 +1420,7 @@ I've inserted a begin-math/end-math symbol since I think
 you left one out. Proceed, with fingers crossed.
 
 
-### math mode entered at line 524
+### yoko(math) direction, math mode entered at line 524
 \mathord
 .\fam1 r
 this will be denominator of:
@@ -1434,7 +1434,7 @@ this will be denominator of:
 \\middle"142342
 \\mathord
 \.\fam1 q
-### math mode entered at line 521
+### yoko(math) direction, math mode entered at line 521
 \left"161361
 \mathord
 .\fam1 p
@@ -1444,7 +1444,7 @@ this will be denominator of:
 \middle"142342
 \mathord
 .\fam1 q
-### math mode entered at line 517
+### yoko(math) direction, math mode entered at line 517
 \mathord
 .\fam1 r
 this will be denominator of:
@@ -1452,14 +1452,14 @@ this will be denominator of:
 \\left"161361
 \\mathord
 \.\fam1 q
-### math mode entered at line 516
+### yoko(math) direction, math mode entered at line 516
 \left"161361
 \mathord
 .\fam1 p
-### math mode entered at line 515
-### restricted horizontal mode entered at line 514
+### yoko(math) direction, math mode entered at line 515
+### yoko direction, restricted horizontal mode entered at line 514
 spacefactor 1000
-### vertical mode entered at line 0
+### yoko direction, vertical mode entered at line 0
 prevdepth 0.0
 
 ! OK.
@@ -1467,7 +1467,7 @@ l.525 ...      \over r\showlists
                                 
 
 
-### math mode entered at line 521
+### yoko(math) direction, math mode entered at line 521
 \left"161361
 \mathord
 .\fam1 p
@@ -1491,7 +1491,7 @@ l.525 ...      \over r\showlists
 ./\mathord
 ./.\fam1 r
 .\right"162362
-### math mode entered at line 517
+### yoko(math) direction, math mode entered at line 517
 \mathord
 .\fam1 r
 this will be denominator of:
@@ -1499,14 +1499,14 @@ this will be denominator of:
 \\left"161361
 \\mathord
 \.\fam1 q
-### math mode entered at line 516
+### yoko(math) direction, math mode entered at line 516
 \left"161361
 \mathord
 .\fam1 p
-### math mode entered at line 515
-### restricted horizontal mode entered at line 514
+### yoko(math) direction, math mode entered at line 515
+### yoko direction, restricted horizontal mode entered at line 514
 spacefactor 1000
-### vertical mode entered at line 0
+### yoko direction, vertical mode entered at line 0
 prevdepth 0.0
 
 ! OK.
@@ -1514,7 +1514,7 @@ l.526 ...      \right]\showlists
                                 
 
 
-### math mode entered at line 517
+### yoko(math) direction, math mode entered at line 517
 \mathord
 .\fam1 r
 \mathinner
@@ -1547,14 +1547,14 @@ this will be denominator of:
 \\left"161361
 \\mathord
 \.\fam1 q
-### math mode entered at line 516
+### yoko(math) direction, math mode entered at line 516
 \left"161361
 \mathord
 .\fam1 p
-### math mode entered at line 515
-### restricted horizontal mode entered at line 514
+### yoko(math) direction, math mode entered at line 515
+### yoko direction, restricted horizontal mode entered at line 514
 spacefactor 1000
-### vertical mode entered at line 0
+### yoko direction, vertical mode entered at line 0
 prevdepth 0.0
 
 ! OK.
@@ -1562,7 +1562,7 @@ l.527 ...      \right]\showlists
                                 
 
 
-### math mode entered at line 516
+### yoko(math) direction, math mode entered at line 516
 \left"161361
 \mathord
 .\fam1 p
@@ -1599,10 +1599,10 @@ l.527 ...      \right]\showlists
 ./..\right"162362
 ./.\right"162362
 .\right"162362
-### math mode entered at line 515
-### restricted horizontal mode entered at line 514
+### yoko(math) direction, math mode entered at line 515
+### yoko direction, restricted horizontal mode entered at line 514
 spacefactor 1000
-### vertical mode entered at line 0
+### yoko direction, vertical mode entered at line 0
 prevdepth 0.0
 
 ! OK.
@@ -1610,7 +1610,7 @@ l.528         \right]\showlists
                                
 
 
-### math mode entered at line 515
+### yoko(math) direction, math mode entered at line 515
 \mathinner
 .\left"161361
 .\mathord
@@ -1649,9 +1649,9 @@ l.528         \right]\showlists
 ../.\right"162362
 ..\right"162362
 .\right"162362
-### restricted horizontal mode entered at line 514
+### yoko direction, restricted horizontal mode entered at line 514
 spacefactor 1000
-### vertical mode entered at line 0
+### yoko direction, vertical mode entered at line 0
 prevdepth 0.0
 
 ! OK.
@@ -1659,7 +1659,7 @@ l.529       \right]\showlists
                              
 
 
-### restricted horizontal mode entered at line 514
+### yoko direction, restricted horizontal mode entered at line 514
 \mathon
 \hbox(30.99977+16.99977)x80.99994
 .\hbox(14.00002+2.0)x6.00002, shifted -0.99998
@@ -1862,7 +1862,7 @@ l.529       \right]\showlists
 ...\trip B
 \mathoff
 spacefactor 1000
-### vertical mode entered at line 0
+### yoko direction, vertical mode entered at line 0
 prevdepth 0.0
 
 ! OK.
@@ -1870,7 +1870,7 @@ l.530     $\showlists
                      
 
 
-### restricted horizontal mode entered at line 532
+### yoko direction, restricted horizontal mode entered at line 532
 \mathon
 \hbox(17.0+3.00002)x19.00002
 .\hbox(14.00002+2.0)x6.00002, shifted -0.99998
@@ -1878,7 +1878,7 @@ l.530     $\showlists
 .\hbox(16.0+4.00002)x6.0, shifted -1.0
 ..\bigtrip B
 .\trip p
-.\hbox(0.0+0.0)x0.0, shifted -16.5
+.\hbox(0.0+0.0)x0.0, shifted -16.5, yoko direction
 .\vbox(-1.00002+20.99998)x7.0, shifted -18.0
 ..\hbox(-1.00002+2.0)x7.0
 ...\trip ^^@
@@ -1890,7 +1890,7 @@ l.530     $\showlists
 ...\trip B
 \mathoff
 spacefactor 1000
-### vertical mode entered at line 0
+### yoko direction, vertical mode entered at line 0
 prevdepth 0.0
 
 ! OK.
@@ -1898,12 +1898,12 @@ l.534 ...box{}\right]$\showlists
                                 }
 
 
-### restricted horizontal mode entered at line 535
+### yoko direction, restricted horizontal mode entered at line 535
 \mathon
 \hbox(17.99997+3.99997)x19.00002
 .\hbox(14.00002+2.0)x6.00002, shifted -0.99998
 ..\bigtrip a
-.\hbox(0.0+0.0)x0.0, shifted 3.0
+.\hbox(0.0+0.0)x0.0, shifted 3.0, yoko direction
 .\hbox(16.0+4.00002)x6.0, shifted -1.0
 ..\bigtrip B
 .\trip s
@@ -1922,7 +1922,7 @@ l.534 ...box{}\right]$\showlists
 ...\trip B
 \mathoff
 spacefactor 1000
-### vertical mode entered at line 0
+### yoko direction, vertical mode entered at line 0
 prevdepth 0.0
 
 ! OK.
@@ -1941,7 +1941,7 @@ Checking TeX--XeT enhancements:
 .\beginR
 .\kern 3.0
 .\penalty 0
-.\hbox(0.0+0.0)x0.0
+.\hbox(0.0+0.0)x0.0, yoko direction
 .\kern 3.0
 .\kern 0.0
 .\endR
@@ -1965,7 +1965,7 @@ Checking TeX--XeT enhancements:
 .\glue(\rightskip) 0.0
 
 > \box0=
-\vbox(0.0+0.0)x10.0
+\vbox(0.0+0.0)x10.0, yoko direction
 .\hbox(0.0+0.0)x10.0, glue set 8.5fil
 ..\hbox(0.0+0.0)x0.5
 ..\beginL
@@ -1992,7 +1992,7 @@ Checking TeX--XeT enhancements:
 ..\beginR
 ..\kern 3.0
 ..\penalty 0
-..\hbox(0.0+0.0)x0.0
+..\hbox(0.0+0.0)x0.0, yoko direction
 ..\kern 3.0
 ..\kern 0.0
 ..\endR
@@ -3210,7 +3210,7 @@ l.1046   \showbox32100
                       
 
 > \box32101=
-\hbox(0.0+0.0)x3.0
+\hbox(0.0+0.0)x3.0, yoko direction
 
 ! OK.
 l.1047   \showbox32101
@@ -3263,7 +3263,7 @@ Checking \lastlinefit:
 @@4: line 2.2- t=144 -> @@2
 
 > \box0=
-\vbox(0.0+0.0)x96.0
+\vbox(0.0+0.0)x96.0, yoko direction
 .\hbox(0.0+0.0)x96.0, glue set - 0.5 []
 .\glue(\baselineskip) 0.0
 .\hbox(0.0+0.0)x96.0, glue set 31.0fill []
@@ -3275,10 +3275,10 @@ l.1081     \lastlinefit=-1 \1
                              
 
 > \box0=
-\hbox(0.0+0.0)x96.0, glue set 31.0fill
-.\hbox(0.0+0.0)x30.0
+\hbox(0.0+0.0)x96.0, glue set 31.0fill, yoko direction
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\glue 5.0 plus 20.0 minus 4.0
-.\hbox(0.0+0.0)x30.0
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\penalty 10000
 .\glue(\parfillskip) 0.0 plus 1.0fill
 .\glue(\rightskip) 0.0
@@ -3306,7 +3306,7 @@ l.1081     \lastlinefit=-1 \1
 @@4: line 2.2- t=148 s=31.0 a=-1.0 -> @@2
 
 > \box0=
-\vbox(0.0+0.0)x96.0
+\vbox(0.0+0.0)x96.0, yoko direction
 .\hbox(0.0+0.0)x96.0, glue set - 0.5 []
 .\glue(\baselineskip) 0.0
 .\hbox(0.0+0.0)x96.0, glue set - 0.25 []
@@ -3318,10 +3318,10 @@ l.1082     \lastlinefit=500 \1
                               
 
 > \box0=
-\hbox(0.0+0.0)x96.0, glue set - 0.25
-.\hbox(0.0+0.0)x30.0
+\hbox(0.0+0.0)x96.0, glue set - 0.25, yoko direction
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\glue 5.0 plus 20.0 minus 4.0
-.\hbox(0.0+0.0)x30.0
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\penalty 10000
 .\glue(\parfillskip) 32.0
 .\glue(\rightskip) 0.0
@@ -3349,7 +3349,7 @@ l.1082     \lastlinefit=500 \1
 @@4: line 2.2- t=288 s=31.0 a=-2.0 -> @@2
 
 > \box0=
-\vbox(0.0+0.0)x96.0
+\vbox(0.0+0.0)x96.0, yoko direction
 .\hbox(0.0+0.0)x96.0, glue set - 0.5 []
 .\glue(\baselineskip) 0.0
 .\hbox(0.0+0.0)x96.0, glue set - 0.5 []
@@ -3361,10 +3361,10 @@ l.1083     \lastlinefit=1001 \1
                                
 
 > \box0=
-\hbox(0.0+0.0)x96.0, glue set - 0.5
-.\hbox(0.0+0.0)x30.0
+\hbox(0.0+0.0)x96.0, glue set - 0.5, yoko direction
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\glue 5.0 plus 20.0 minus 4.0
-.\hbox(0.0+0.0)x30.0
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\penalty 10000
 .\glue(\parfillskip) 33.0
 .\glue(\rightskip) 0.0
@@ -3400,7 +3400,7 @@ l.1083     \lastlinefit=1001 \1
 @@5: line 5.2- t=0 -> @@4
 
 > \box0=
-\vbox(0.0+0.0)x98.0
+\vbox(0.0+0.0)x98.0, yoko direction
 .\hbox(0.0+0.0)x98.0, glue set 68.0fill []
 .\glue(\baselineskip) 0.0
 .\hbox(0.0+0.0)x98.0, glue set 68.0fill []
@@ -3418,8 +3418,8 @@ l.1087 ...  \lastlinefit=1000 \1
                                 
 
 > \box0=
-\hbox(0.0+0.0)x98.0, glue set 34.0fill
-.\hbox(0.0+0.0)x30.0
+\hbox(0.0+0.0)x98.0, glue set 34.0fill, yoko direction
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\penalty 10000
 .\glue(\parfillskip) 0.0 plus 1.0fill
 .\glue(\rightskip) 0.0 plus 1.0fill
@@ -3447,7 +3447,7 @@ l.1087 ...  \lastlinefit=1000 \1
 @@4: line 2.2- t=4 s=33.0 a=-0.5 -> @@2
 
 > \box0=
-\vbox(0.0+0.0)x98.0
+\vbox(0.0+0.0)x98.0, yoko direction
 .\hbox(0.0+0.0)x98.0, glue set - 0.25 []
 .\glue(\baselineskip) 0.0
 .\hbox(0.0+0.0)x98.0, glue set - 0.125 []
@@ -3459,11 +3459,11 @@ l.1089       \lastlinefit=500 \1
                                 
 
 > \box0=
-\hbox(0.0+0.0)x98.0, glue set - 0.125
+\hbox(0.0+0.0)x98.0, glue set - 0.125, yoko direction
 .\glue(\leftskip) 0.0 plus -1.0fill
-.\hbox(0.0+0.0)x30.0
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\glue 5.0 plus 20.0 minus 4.0
-.\hbox(0.0+0.0)x30.0
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\penalty 10000
 .\glue(\parfillskip) 33.5
 .\glue(\rightskip) 0.0 plus 1.0fill
@@ -3491,7 +3491,7 @@ l.1089       \lastlinefit=500 \1
 @@4: line 2.2- t=8 s=33.0 a=-1.0 -> @@2
 
 > \box0=
-\vbox(0.0+0.0)x98.0
+\vbox(0.0+0.0)x98.0, yoko direction
 .\hbox(0.0+0.0)x98.0, glue set - 0.25 []
 .\glue(\baselineskip) 0.0
 .\hbox(0.0+0.0)x98.0, glue set - 0.25 []
@@ -3503,10 +3503,10 @@ l.1091     \lastlinefit=1000 \1
                                
 
 > \box0=
-\hbox(0.0+0.0)x98.0, glue set - 0.25
-.\hbox(0.0+0.0)x30.0
+\hbox(0.0+0.0)x98.0, glue set - 0.25, yoko direction
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\glue 5.0 plus 20.0 minus 4.0
-.\hbox(0.0+0.0)x30.0
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\penalty 10000
 .\glue(\parfillskip) 34.0
 .\glue(\rightskip) 0.0
@@ -3534,7 +3534,7 @@ l.1091     \lastlinefit=1000 \1
 @@4: line 2.2- t=0 -> @@2
 
 > \box0=
-\vbox(0.0+0.0)x100.0
+\vbox(0.0+0.0)x100.0, yoko direction
 .\hbox(0.0+0.0)x100.0 []
 .\glue(\baselineskip) 0.0
 .\hbox(0.0+0.0)x100.0, glue set 35.0fill []
@@ -3546,10 +3546,10 @@ l.1093     \lastlinefit=0 \1
                             
 
 > \box0=
-\hbox(0.0+0.0)x100.0, glue set 35.0fill
-.\hbox(0.0+0.0)x30.0
+\hbox(0.0+0.0)x100.0, glue set 35.0fill, yoko direction
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\glue 5.0 plus 20.0 minus 4.0
-.\hbox(0.0+0.0)x30.0
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\penalty 10000
 .\glue(\parfillskip) 0.0 plus 1.0fill
 .\glue(\rightskip) 0.0
@@ -3577,7 +3577,7 @@ l.1093     \lastlinefit=0 \1
 @@4: line 2.2- t=0 s=0.0 a=0.0 -> @@2
 
 > \box0=
-\vbox(0.0+0.0)x100.0
+\vbox(0.0+0.0)x100.0, yoko direction
 .\hbox(0.0+0.0)x100.0 []
 .\glue(\baselineskip) 0.0
 .\hbox(0.0+0.0)x100.0, glue set 35.0fill []
@@ -3589,10 +3589,10 @@ l.1094     \lastlinefit=500 \1
                               
 
 > \box0=
-\hbox(0.0+0.0)x100.0, glue set 35.0fill
-.\hbox(0.0+0.0)x30.0
+\hbox(0.0+0.0)x100.0, glue set 35.0fill, yoko direction
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\glue 5.0 plus 20.0 minus 4.0
-.\hbox(0.0+0.0)x30.0
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\penalty 10000
 .\glue(\parfillskip) 0.0 plus 1.0fill
 .\glue(\rightskip) 0.0
@@ -3620,7 +3620,7 @@ l.1094     \lastlinefit=500 \1
 @@4: line 2.2- t=0 s=0.0 a=0.0 -> @@2
 
 > \box0=
-\vbox(0.0+0.0)x100.0
+\vbox(0.0+0.0)x100.0, yoko direction
 .\hbox(0.0+0.0)x100.0 []
 .\glue(\baselineskip) 0.0
 .\hbox(0.0+0.0)x100.0, glue set 35.0fill []
@@ -3632,10 +3632,10 @@ l.1095     \lastlinefit=1000 \1
                                
 
 > \box0=
-\hbox(0.0+0.0)x100.0, glue set 35.0fill
-.\hbox(0.0+0.0)x30.0
+\hbox(0.0+0.0)x100.0, glue set 35.0fill, yoko direction
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\glue 5.0 plus 20.0 minus 4.0
-.\hbox(0.0+0.0)x30.0
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\penalty 10000
 .\glue(\parfillskip) 0.0 plus 1.0fill
 .\glue(\rightskip) 0.0
@@ -3663,7 +3663,7 @@ l.1095     \lastlinefit=1000 \1
 @@4: line 2.2- t=4 s=0.0 a=0.0 -> @@2
 
 > \box0=
-\vbox(0.0+0.0)x110.0
+\vbox(0.0+0.0)x110.0, yoko direction
 .\hbox(0.0+0.0)x110.0, glue set 0.25 []
 .\glue(\baselineskip) 0.0
 .\hbox(0.0+0.0)x110.0, glue set 45.0fill []
@@ -3675,11 +3675,11 @@ l.1099 ...  \lastlinefit=1000 \1
                                 
 
 > \box0=
-\hbox(0.0+0.0)x110.0, glue set 45.0fill
-.\hbox(0.0+0.0)x30.0
+\hbox(0.0+0.0)x110.0, glue set 45.0fill, yoko direction
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\glue 5.0 plus 20.0 minus 4.0
 .\glue 0.0 plus 1.0fil
-.\hbox(0.0+0.0)x30.0
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\penalty 10000
 .\glue(\parfillskip) 0.0 plus 1.0fill
 .\glue(\rightskip) 0.0
@@ -3707,7 +3707,7 @@ l.1099 ...  \lastlinefit=1000 \1
 @@4: line 2.2- t=4 s=45.0 a=2.5 -> @@2
 
 > \box0=
-\vbox(0.0+0.0)x110.0
+\vbox(0.0+0.0)x110.0, yoko direction
 .\hbox(0.0+0.0)x110.0, glue set 0.25 []
 .\glue(\baselineskip) 0.0
 .\hbox(0.0+0.0)x110.0, glue set 0.125 []
@@ -3719,10 +3719,10 @@ l.1101     \lastlinefit=500 \1
                               
 
 > \box0=
-\hbox(0.0+0.0)x110.0, glue set 0.125
-.\hbox(0.0+0.0)x30.0
+\hbox(0.0+0.0)x110.0, glue set 0.125, yoko direction
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\glue 5.0 plus 20.0 minus 4.0
-.\hbox(0.0+0.0)x30.0
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\penalty 10000
 .\glue(\parfillskip) 42.5
 .\glue(\rightskip) 0.0
@@ -3750,7 +3750,7 @@ l.1101     \lastlinefit=500 \1
 @@4: line 2.2- t=8 s=45.0 a=5.0 -> @@2
 
 > \box0=
-\vbox(0.0+0.0)x110.0
+\vbox(0.0+0.0)x110.0, yoko direction
 .\hbox(0.0+0.0)x110.0, glue set 0.25 []
 .\glue(\baselineskip) 0.0
 .\hbox(0.0+0.0)x110.0, glue set 0.25 []
@@ -3762,10 +3762,10 @@ l.1102     \lastlinefit=1000 \1
                                
 
 > \box0=
-\hbox(0.0+0.0)x110.0, glue set 0.25
-.\hbox(0.0+0.0)x30.0
+\hbox(0.0+0.0)x110.0, glue set 0.25, yoko direction
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\glue 5.0 plus 20.0 minus 4.0
-.\hbox(0.0+0.0)x30.0
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\penalty 10000
 .\glue(\parfillskip) 40.0
 .\glue(\rightskip) 0.0
@@ -3793,7 +3793,7 @@ l.1102     \lastlinefit=1000 \1
 @@4: line 2.2- t=144 -> @@2
 
 > \box0=
-\vbox(0.0+0.0)x120.0
+\vbox(0.0+0.0)x120.0, yoko direction
 .\hbox(0.0+0.0)x120.0, glue set 0.5 []
 .\glue(\baselineskip) 0.0
 .\hbox(0.0+0.0)x120.0, glue set 55.0fill []
@@ -3805,10 +3805,10 @@ l.1104     \lastlinefit=0 \1
                             
 
 > \box0=
-\hbox(0.0+0.0)x120.0, glue set 55.0fill
-.\hbox(0.0+0.0)x30.0
+\hbox(0.0+0.0)x120.0, glue set 55.0fill, yoko direction
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\glue 5.0 plus 20.0 minus 4.0
-.\hbox(0.0+0.0)x30.0
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\penalty 10000
 .\glue(\parfillskip) 0.0 plus 1.0fill
 .\glue(\rightskip) 0.0
@@ -3836,7 +3836,7 @@ l.1104     \lastlinefit=0 \1
 @@4: line 2.2- t=148 s=55.0 a=5.0 -> @@2
 
 > \box0=
-\vbox(0.0+0.0)x120.0
+\vbox(0.0+0.0)x120.0, yoko direction
 .\hbox(0.0+0.0)x120.0, glue set 0.5 []
 .\glue(\baselineskip) 0.0
 .\hbox(0.0+0.0)x120.0, glue set 0.25 []
@@ -3848,10 +3848,10 @@ l.1105     \lastlinefit=500 \1
                               
 
 > \box0=
-\hbox(0.0+0.0)x120.0, glue set 0.25
-.\hbox(0.0+0.0)x30.0
+\hbox(0.0+0.0)x120.0, glue set 0.25, yoko direction
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\glue 5.0 plus 20.0 minus 4.0
-.\hbox(0.0+0.0)x30.0
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\penalty 10000
 .\glue(\parfillskip) 50.0
 .\glue(\rightskip) 0.0
@@ -3879,7 +3879,7 @@ l.1105     \lastlinefit=500 \1
 @@4: line 2.2- t=288 s=55.0 a=10.0 -> @@2
 
 > \box0=
-\vbox(0.0+0.0)x120.0
+\vbox(0.0+0.0)x120.0, yoko direction
 .\hbox(0.0+0.0)x120.0, glue set 0.5 []
 .\glue(\baselineskip) 0.0
 .\hbox(0.0+0.0)x120.0, glue set 0.5 []
@@ -3891,10 +3891,10 @@ l.1106     \lastlinefit=1000 \1
                                
 
 > \box0=
-\hbox(0.0+0.0)x120.0, glue set 0.5
-.\hbox(0.0+0.0)x30.0
+\hbox(0.0+0.0)x120.0, glue set 0.5, yoko direction
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\glue 5.0 plus 20.0 minus 4.0
-.\hbox(0.0+0.0)x30.0
+.\hbox(0.0+0.0)x30.0, yoko direction
 .\penalty 10000
 .\glue(\parfillskip) 45.0
 .\glue(\rightskip) 0.0
@@ -4021,7 +4021,7 @@ I've inserted a begin-math/end-math symbol since I think
 you left one out. Proceed, with fingers crossed.
 
 > \box27=
-\vbox(0.0+0.0)x0.0
+\vbox(0.0+0.0)x0.0, yoko direction
 .\hbox(0.0+0.0)x0.0
 ..\mathon
 ..\mathoff
@@ -4042,17 +4042,17 @@ l.1149   \showbox27
                    
 
 > \box0=
-\vbox(40.0+0.0)x0.0
-.\vbox(20.0+0.0)x0.0
-..\vbox(20.0+0.0)x0.0
+\vbox(40.0+0.0)x0.0, yoko direction
+.\vbox(20.0+0.0)x0.0, yoko direction
+..\vbox(20.0+0.0)x0.0, yoko direction
 ..\openout0=abc
 ..\penalty 0
 ..\write1{write 1}
-.\vbox(20.0+0.0)x0.0
+.\vbox(20.0+0.0)x0.0, yoko direction
 ..\write2{write 2}
 ..\closeout3
 ..\glue(\splittopskip) 0.0
-..\vbox(20.0+0.0)x0.0
+..\vbox(20.0+0.0)x0.0, yoko direction
 ..\glue 0.0 plus 1.0fil
 
 ! OK.
@@ -4062,18 +4062,18 @@ l.1177   \1 -1 20
                     \1 0 30    \1 1 20    \1 2 30
 
 > \box0=
-\vbox(50.0+0.0)x0.0
-.\vbox(30.0+0.0)x0.0
-..\vbox(20.0+0.0)x0.0
+\vbox(50.0+0.0)x0.0, yoko direction
+.\vbox(30.0+0.0)x0.0, yoko direction
+..\vbox(20.0+0.0)x0.0, yoko direction
 ..\openout0=abc
 ..\penalty 0
 ..\write1{write 1}
 ..\glue 10.0 plus 1.0 minus 1.0
 ..\write2{write 2}
-.\vbox(20.0+0.0)x0.0
+.\vbox(20.0+0.0)x0.0, yoko direction
 ..\closeout3
 ..\glue(\splittopskip) 0.0
-..\vbox(20.0+0.0)x0.0
+..\vbox(20.0+0.0)x0.0, yoko direction
 ..\glue 0.0 plus 1.0fil
 
 ! OK.
@@ -4083,20 +4083,20 @@ l.1177   \1 -1 20   \1 0 30
                                \1 1 20    \1 2 30
 
 > \box0=
-\vbox(60.0+0.0)x0.0
-.\vbox(20.0+0.0)x0.0
-..\vbox(20.0+0.0)x0.0
+\vbox(60.0+0.0)x0.0, yoko direction
+.\vbox(20.0+0.0)x0.0, yoko direction
+..\vbox(20.0+0.0)x0.0, yoko direction
 ..\openout0=abc
 ..\penalty 0
 ..\write1{write 1}
 .\glue 10.0 plus 1.0 minus 1.0
 .\penalty 0
 .\kern 10.0
-.\vbox(20.0+0.0)x0.0
+.\vbox(20.0+0.0)x0.0, yoko direction
 ..\write2{write 2}
 ..\closeout3
 ..\glue(\splittopskip) 0.0
-..\vbox(20.0+0.0)x0.0
+..\vbox(20.0+0.0)x0.0, yoko direction
 ..\glue 0.0 plus 1.0fil
 
 ! OK.
@@ -4106,9 +4106,9 @@ l.1177 ...   \1 0 30    \1 1 20
                                    \1 2 30
 
 > \box0=
-\vbox(60.0+0.0)x0.0
-.\vbox(30.0+0.0)x0.0
-..\vbox(20.0+0.0)x0.0
+\vbox(60.0+0.0)x0.0, yoko direction
+.\vbox(30.0+0.0)x0.0, yoko direction
+..\vbox(20.0+0.0)x0.0, yoko direction
 ..\openout0=abc
 ..\penalty 0
 ..\write1{write 1}
@@ -4116,10 +4116,10 @@ l.1177 ...   \1 0 30    \1 1 20
 ..\write2{write 2}
 .\penalty 0
 .\kern 10.0
-.\vbox(20.0+0.0)x0.0
+.\vbox(20.0+0.0)x0.0, yoko direction
 ..\closeout3
 ..\glue(\splittopskip) 0.0
-..\vbox(20.0+0.0)x0.0
+..\vbox(20.0+0.0)x0.0, yoko direction
 ..\glue 0.0 plus 1.0fil
 
 ! OK.
@@ -4129,9 +4129,9 @@ l.1177 ...    \1 1 20    \1 2 30
                                 
 
 
-### internal vertical mode entered at line 1186
+### yoko direction, internal vertical mode entered at line 1186
 prevdepth ignored
-### vertical mode entered at line 0
+### yoko direction, vertical mode entered at line 0
 ### recent contributions:
 \glue 0.0 plus 1.0fil
 \kern 20.0
@@ -4144,9 +4144,9 @@ l.1186 ...0 \vfil \kern 20 pt \1
                                  \penalty -1 \1
 
 
-### internal vertical mode entered at line 1186
+### yoko direction, internal vertical mode entered at line 1186
 prevdepth ignored
-### vertical mode entered at line 0
+### yoko direction, vertical mode entered at line 0
 prevdepth 0.0
 
 ! OK.
@@ -4156,9 +4156,9 @@ l.1186 ...0 pt \1 \penalty -1 \1
                                 
 
 
-### internal vertical mode entered at line 1187
+### yoko direction, internal vertical mode entered at line 1187
 prevdepth ignored
-### vertical mode entered at line 0
+### yoko direction, vertical mode entered at line 0
 ### recent contributions:
 \glue 0.0 plus 1.0fill
 \kern 2.0
@@ -4171,12 +4171,12 @@ l.1187 ...1 \vfill \kern 2 pt \1
                                  \penalty 10 \1
 
 
-### internal vertical mode entered at line 1187
+### yoko direction, internal vertical mode entered at line 1187
 \glue 0.0 plus 1.0fill
 \kern 2.0
 \penalty 10
 prevdepth ignored
-### vertical mode entered at line 0
+### yoko direction, vertical mode entered at line 0
 prevdepth 0.0
 
 ! OK.
@@ -4186,7 +4186,7 @@ l.1187 ...2 pt \1 \penalty 10 \1
                                 
 
 > \box0=
-\vbox(12.0+0.0)x0.0
+\vbox(12.0+0.0)x0.0, yoko direction
 .\kern 5.0
 .\penalty 0
 .\kern 7.0
@@ -4199,12 +4199,12 @@ l.1192 ...box {} \penalty -10000
                                 
 
 > \box255=
-\vbox(0.0+0.0)x0.0
+\vbox(0.0+0.0)x0.0, yoko direction
 .\write1{}
 .\write2{}
 .\write3{}
 .\glue(\topskip) 0.0
-.\hbox(0.0+0.0)x0.0
+.\hbox(0.0+0.0)x0.0, yoko direction
 
 ! OK.
 <output> ...wbox 0 \showbox 255 
@@ -4213,10 +4213,10 @@ l.1192 ...box {} \penalty -10000
                                 
 
 
-### internal vertical mode entered at line 1193
+### yoko direction, internal vertical mode entered at line 1193
 \penalty 10000
 prevdepth ignored
-### vertical mode entered at line 0
+### yoko direction, vertical mode entered at line 0
 prevdepth 0.0
 
 ! OK.
@@ -4285,7 +4285,7 @@ laywidowpenalties:
 {restoring \interlinepenalties=3 101\ETC.}
 {changing \box0=void}
 {into \box0=
-\vbox(0.0+0.0)x0.0}
+\vbox(0.0+0.0)x0.0, yoko direction}
 {restoring \box0=void}
 {restoring \displaywidowpenalties=0}
 {restoring \widowpenalties=0}
@@ -4293,10 +4293,10 @@ laywidowpenalties:
 {restoring \interlinepenalties=0}
  ) 
 Here is how much of TeX's memory you used:
- 18 strings out of 1695
- 140 string characters out of 8218
+ 18 strings out of 1692
+ 140 string characters out of 8176
  3329 words of memory out of 4500
- 460 multiletter control sequences out of 15000+0
+ 463 multiletter control sequences out of 15000+0
  3796 words of font info for 5 fonts, out of 20000 for 75
  9 hyphenation exceptions out of 659
  10i,15n,8p,137b,79s stack positions out of 200i,40n,60p,500b,600s
diff --git a/Build/source/texk/web2c/etexdir/ChangeLog b/Build/source/texk/web2c/etexdir/ChangeLog
index 07cab170b60..6e1a16729ab 100644
--- a/Build/source/texk/web2c/etexdir/ChangeLog
+++ b/Build/source/texk/web2c/etexdir/ChangeLog
@@ -1,3 +1,11 @@
+2013-11-21  Peter Breitenlohner  <peb@mppmu.mpg.de>
+
+	* etex.ch: Enable hyphenation of text between \beginL and \endL or
+	between \beginR and \endR.
+	* etrip/etrip.diffs, etrip/etrip.fot, etrip/etrip.log,
+	etrip/etrip.tex, etrip/etrip.typ, etrip/etripin.log:
+	Version 2.6 [2013-11-21] for TL 2014.
+
 2013-04-09  Peter Breitenlohner  <peb@mppmu.mpg.de>
 
 	* etrip/etrip.diffs, etrip/etrip.fot, etrip/etrip.typ,
diff --git a/Build/source/texk/web2c/etexdir/etex.ch b/Build/source/texk/web2c/etexdir/etex.ch
index 2756b047eb0..858b13e5ee8 100644
--- a/Build/source/texk/web2c/etexdir/etex.ch
+++ b/Build/source/texk/web2c/etexdir/etex.ch
@@ -103,7 +103,10 @@
 %             better tracing of font definitions, reported by
 %                 Bruno Le Floch <blflatex@@gmail.com>, Jul 2012.
 % Version 2.6 development was started in Mar 2013; released in ??? 201?.
-%             better handling of right-to-left text.
+%             enable hyphenation of text between \beginL and \endL or
+%                 between \beginR and \endR, problem reported by
+%                 Vafa Khalighi <vafalgk@@gmail.com>, Nov 2013.
+%             better handling of right-to-left text -- to be done.
 
 % Although considerable effort has been expended to make the e-TeX program
 % correct and reliable, no warranty is implied; the author disclaims any
@@ -1912,7 +1915,7 @@ if do_last_line_fit then
 @x [39] m.866 l.17064 - e-TeX TeXXeT
 math_node: begin auto_breaking:=(subtype(cur_p)=after); kern_break;
 @y
-math_node: begin if subtype(cur_p)<L_code then auto_breaking:=end_LR(cur_p);
+math_node: begin if subtype(cur_p)<L_code then auto_breaking:=odd(subtype(cur_p));
   kern_break;
 @z
 %---------------------------------------
@@ -2004,6 +2007,13 @@ if TeXXeT_en then @<Insert LR nodes at the end of the current line@>;
     else pen:=pen+widow_penalty;
 @z
 %---------------------------------------
+@x [40] m.891 l.17455 - e-TeX TeXXeT
+implicit kern nodes, and $p_m$ is a glue or penalty or insertion or adjust
+@y
+implicit kern or text direction nodes, and $p_m$ is a glue or penalty or
+insertion or adjust
+@z
+%---------------------------------------
 @x [40] m.891 l.17494 - e-TeX hyph_codes
 cur_lang:=init_cur_lang; l_hyf:=init_l_hyf; r_hyf:=init_r_hyf;
 @y
@@ -2011,6 +2021,13 @@ cur_lang:=init_cur_lang; l_hyf:=init_l_hyf; r_hyf:=init_r_hyf;
 set_hyph_index;
 @z
 %---------------------------------------
+@x [40] m.896 l.17557 - e-TeX TeXXeT
+  else if (type(s)=kern_node)and(subtype(s)=normal) then goto continue
+@y
+  else if (type(s)=kern_node)and(subtype(s)=normal) then goto continue
+  else if (type(s)=math_node)and(subtype(s)>=L_code) then goto continue
+@z
+%---------------------------------------
 @x [40] m.896 l.17563 - e-TeX hyph_codes
   if lc_code(c)<>0 then
     if (lc_code(c)=c)or(uc_hyph>0) then goto done2
@@ -2042,6 +2059,13 @@ set_hyph_index;
   incr(j); hu[j]:=c; hc[j]:=hc[0];@/
 @z
 %---------------------------------------
+@x [40] m.899 l.17623 - e-TeX TeXXeT
+    othercases goto done1
+@y
+    math_node: if subtype(s)>=L_code then goto done4@+else goto done1;
+    othercases goto done1
+@z
+%---------------------------------------
 @x [42] m.934 l.18245 new_hyph_exceptions - e-TeX hyph_codes
 label reswitch, exit, found, not_found;
 @y
diff --git a/Build/source/texk/web2c/etexdir/etrip/etrip.diffs b/Build/source/texk/web2c/etexdir/etrip/etrip.diffs
index 7467f35974c..4fcdab1cf93 100644
--- a/Build/source/texk/web2c/etexdir/etrip/etrip.diffs
+++ b/Build/source/texk/web2c/etexdir/etrip/etrip.diffs
@@ -12,7 +12,7 @@
 1c1
 < This is TeX, Version 3.1415926 (INITEX)  15 MAR 2008 02:23
 ---
-> This is e-TeX, Version 3.1415926-2.6 (TeX Live 2013) (INITEX)  9 APR 2013 11:37
+> This is e-TeX, Version 3.1415926-2.6 (TeX Live 2014) (INITEX)  21 NOV 2013 10:53
 3c3
 < (trip.tex
 ---
@@ -23,8 +23,8 @@
 < 471 memory locations dumped; current usage is 96&278
 < 341 multiletter control sequences
 ---
->  (format=trip 2013.4.9)
-> 1490 strings of total length 26206
+>  (format=trip 2013.11.21)
+> 1490 strings of total length 26208
 > 479 memory locations dumped; current usage is 104&278
 > 342 multiletter control sequences
 461c461
@@ -39,7 +39,7 @@
 < ** &trip  trip 
 < (trip.tex ##
 ---
-> This is e-TeX, Version 3.1415926-2.6 (TeX Live 2013)
+> This is e-TeX, Version 3.1415926-2.6 (TeX Live 2014)
 > **(./trip.tex ##
 17c16
 < Memory usage before: 159&313; after: 102&278; still untouched: 1613
@@ -53,7 +53,7 @@
 1c1
 < This is TeX, Version 3.1415926 (preloaded format=trip 2008.3.15)  15 MAR 2008 02:23
 ---
-> This is e-TeX, Version 3.1415926-2.6 (TeX Live 2013) (format=trip 2013.4.9)  9 APR 2013 11:37
+> This is e-TeX, Version 3.1415926-2.6 (TeX Live 2014) (format=trip 2013.11.21)  21 NOV 2013 10:53
 3c3
 < (trip.tex ##
 ---
@@ -174,7 +174,7 @@
 <  372 multiletter control sequences out of 2100
 ---
 >  44 strings out of 1810
->  261 string characters out of 7794
+>  261 string characters out of 7792
 >  3821 words of memory out of 3999
 >  373 multiletter control sequences out of 15000+0
 7301c7305
@@ -187,11 +187,11 @@
 1c1
 < This is DVItype, Version 3.6
 ---
-> This is DVItype, Version 3.6 (TeX Live 2013)
+> This is DVItype, Version 3.6 (TeX Live 2014)
 9c9
 < ' TeX output 2008.03.15:0223'
 ---
-> ' TeX output 2013.04.09:1137'
+> ' TeX output 2013.11.21:1053'
 419c419
 < 1121: down4 639342208 
 ---
@@ -338,26 +338,22 @@
 + mv etrip.log etripin.log
 + diff SRCDIR/etexdir/etrip/etripin.log etripin.log
 1c1
-< This is e-TeX, Version 3.1415926-2.6 (TeX Live 2013) (INITEX)  1 MAR 2013 13:22
+< This is e-TeX, Version 3.1415926-2.6 (TeX Live 2014) (INITEX)  21 NOV 2013 10:43
 ---
-> This is e-TeX, Version 3.1415926-2.6 (TeX Live 2013) (INITEX)  9 APR 2013 11:37
-26c26
-<  (format=etrip 2013.3.1)
----
->  (format=etrip 2013.4.9)
+> This is e-TeX, Version 3.1415926-2.6 (TeX Live 2014) (INITEX)  21 NOV 2013 10:53
 + ./etex --progname=etex
 + diff SRCDIR/etexdir/etrip/etrip.fot etrip.fot
 + diff SRCDIR/etexdir/etrip/etrip.log etrip.log
 1c1
-< This is e-TeX, Version 3.1415926-2.6 (TeX Live 2013) (format=etrip 2013.3.1)  1 MAR 2013 13:22
+< This is e-TeX, Version 3.1415926-2.6 (TeX Live 2014) (format=etrip 2013.11.21)  21 NOV 2013 10:43
 ---
-> This is e-TeX, Version 3.1415926-2.6 (TeX Live 2013) (format=etrip 2013.4.9)  9 APR 2013 11:37
+> This is e-TeX, Version 3.1415926-2.6 (TeX Live 2014) (format=etrip 2013.11.21)  21 NOV 2013 10:53
 + eval ./dvitype -output-level=2 -dpi=72.27 '-page-start='\''*.*.*.*.*.*.*.*.*.*'\''' etrip.dvi
 ++ ./dvitype -output-level=2 -dpi=72.27 '-page-start=*.*.*.*.*.*.*.*.*.*' etrip.dvi
 + diff SRCDIR/etexdir/etrip/etrip.typ etrip.typ
 9c9
-< ' TeX output 2013.03.01:1322'
+< ' TeX output 2013.11.21:1043'
 ---
-> ' TeX output 2013.04.09:1137'
+> ' TeX output 2013.11.21:1053'
 + :
 PASS: etexdir/etrip.test
diff --git a/Build/source/texk/web2c/etexdir/etrip/etrip.fot b/Build/source/texk/web2c/etexdir/etrip/etrip.fot
index d009aa9a256..fc78dbe4fe6 100644
--- a/Build/source/texk/web2c/etexdir/etrip/etrip.fot
+++ b/Build/source/texk/web2c/etexdir/etrip/etrip.fot
@@ -1,7 +1,7 @@
-This is e-TeX, Version 3.1415926-2.6 (TeX Live 2013)
+This is e-TeX, Version 3.1415926-2.6 (TeX Live 2014)
 **entering extended mode
 (./etrip.tex e-IniTeX: e-Trip format loaded.
-This is the e-Trip test [2013-03-01] for e-TeX v3.1415926-2.6.
+This is the e-Trip test [2013-11-21] for e-TeX v3.1415926-2.6.
 (You are using e-TeX version/revision 2.6)
 Missing character: There is no c in font nullfont!
 
diff --git a/Build/source/texk/web2c/etexdir/etrip/etrip.log b/Build/source/texk/web2c/etexdir/etrip/etrip.log
index 01512d907cc..3b201f46436 100644
--- a/Build/source/texk/web2c/etexdir/etrip/etrip.log
+++ b/Build/source/texk/web2c/etexdir/etrip/etrip.log
@@ -1,8 +1,8 @@
-This is e-TeX, Version 3.1415926-2.6 (TeX Live 2013) (format=etrip 2013.3.1)  1 MAR 2013 13:22
+This is e-TeX, Version 3.1415926-2.6 (TeX Live 2014) (format=etrip 2013.11.21)  21 NOV 2013 10:43
 entering extended mode
 **&etrip etrip
 (./etrip.tex e-IniTeX: e-Trip format loaded.
-This is the e-Trip test [2013-03-01] for e-TeX v3.1415926-2.6.
+This is the e-Trip test [2013-11-21] for e-TeX v3.1415926-2.6.
 (You are using e-TeX version/revision 2.6)
 Missing character: There is no b in font nullfont!
 
@@ -4291,14 +4291,139 @@ laywidowpenalties:
 {restoring \widowpenalties=0}
 {restoring \clubpenalties=0}
 {restoring \interlinepenalties=0}
+Checking hyphenation of LR and RL segments:
+
+Overfull \hbox (15.0pt too wide) in paragraph at lines 1256--1256
+ \trip MM1
+
+\hbox(0.0+0.0)x0.0, glue set - 1.0
+.\glue 4.0 plus 2.0 minus 1.0
+.\trip M
+.\trip M
+.\discretionary
+.\trip 1
+.\trip 7 (ligature |)
+.\glue(\rightskip) 0.0
+
+
+Overfull \hbox (12.0pt too wide) in paragraph at lines 1256--1256
+\trip MM
+
+\hbox(0.0+0.0)x0.0
+.\trip M
+.\trip M
+.\glue(\rightskip) 0.0
+
+
+Overfull \hbox (12.0pt too wide) in paragraph at lines 1256--1256
+[]\trip MM1[]
+
+\hbox(0.0+0.0)x0.0
+.\beginL
+.\trip M
+.\trip M
+.\discretionary
+.\trip 1
+.\trip 7 (ligature |)
+.\endL
+.\glue(\rightskip) 0.0
+
+
+Overfull \hbox (12.0pt too wide) in paragraph at lines 1256--1256
+[]\trip MM[]
+
+\hbox(0.0+0.0)x0.0
+.\beginL
+.\trip M
+.\trip M
+.\endL
+.\glue(\rightskip) 0.0
+
+
+Overfull \hbox (12.0pt too wide) in paragraph at lines 1256--1256
+[]\trip MM1[]
+
+\hbox(0.0+0.0)x0.0
+.\beginL
+.\trip M
+.\trip M
+.\discretionary
+.\trip 1
+.\trip 7 (ligature |)
+.\endL
+.\glue(\rightskip) 0.0
+
+
+Overfull \hbox (12.0pt too wide) in paragraph at lines 1256--1256
+[]\trip MM[]
+
+\hbox(0.0+0.0)x0.0
+.\beginL
+.\trip M
+.\trip M
+.\endL
+.\glue(\rightskip) 0.0
+
+
+Overfull \hbox (12.0pt too wide) in paragraph at lines 1256--1256
+[]\trip MM1[]
+
+\hbox(0.0+0.0)x0.0
+.\beginL
+.\trip M
+.\trip M
+.\discretionary
+.\trip 1
+.\trip 7 (ligature |)
+.\endL
+.\glue(\rightskip) 0.0
+
+
+Overfull \hbox (12.0pt too wide) in paragraph at lines 1256--1256
+[]\trip MM[]
+
+\hbox(0.0+0.0)x0.0
+.\beginL
+.\trip M
+.\trip M
+.\endL
+.\glue(\rightskip) 0.0
+
+
+Overfull \hbox (12.0pt too wide) in paragraph at lines 1256--1256
+[]\trip MM1[]
+
+\hbox(0.0+0.0)x0.0
+.\beginR
+.\trip M
+.\trip M
+.\discretionary
+.\trip 1
+.\trip 7 (ligature |)
+.\endR
+.\glue(\rightskip) 0.0
+
+
+Overfull \hbox (12.0pt too wide) in paragraph at lines 1256--1256
+[]\trip MM[]
+
+\hbox(0.0+0.0)x0.0
+.\beginR
+.\trip M
+.\trip M
+.\endR
+.\penalty 10000
+.\glue(\parfillskip) 0.0
+.\glue(\rightskip) 0.0
+
  ) 
 Here is how much of TeX's memory you used:
- 18 strings out of 1809
- 140 string characters out of 7763
+ 19 strings out of 1809
+ 145 string characters out of 7761
  3164 words of memory out of 3999
  409 multiletter control sequences out of 15000+0
  3796 words of font info for 5 fonts, out of 20000 for 75
- 9 hyphenation exceptions out of 659
+ 10 hyphenation exceptions out of 659
  10i,15n,8p,137b,79s stack positions out of 200i,40n,60p,500b,600s
 
 Output written on etrip.dvi (3 pages, 220 bytes).
diff --git a/Build/source/texk/web2c/etexdir/etrip/etrip.tex b/Build/source/texk/web2c/etexdir/etrip/etrip.tex
index 87287072028..0f8238ecd65 100644
--- a/Build/source/texk/web2c/etexdir/etrip/etrip.tex
+++ b/Build/source/texk/web2c/etexdir/etrip/etrip.tex
@@ -1,4 +1,4 @@
-%%; This is `etrip.tex' for e-TeX v3.1415926-2.6 as of Mar 01, 2013.
+%%; This is `etrip.tex' for e-TeX v3.1415926-2.6 as of Nov 21, 2013.
 %%;
 %%; This is a diabolical test file for e-TeX, an extension of TeX82.
 %%; It is not as diabolical as `trip.tex', Knuth's torture test for TeX.
@@ -9,7 +9,7 @@
 %%; ==>> wrong e-TeX input to produce errors and warnings.      <<==
 %%;
 \catcode`\{=1\catcode`\}=2\catcode`\#=6 \let\bgroup={ \let\egroup=}
-\def\etripdate   {2013-03-01}
+\def\etripdate   {2013-11-21}
 \def\texversion  {3.1415926}
 \def\etripversion{2.6}
 %
@@ -1244,6 +1244,20 @@
 \endgroup
 
 %
+% -- Check hyphenation of LR and RL segments
+\typeout{Checking hyphenation of LR and RL segments:}
+\begingroup
+  \setbox0=\vbox{\trip
+%    \language=5
+    \lccode`M=`M \hyphenation{MM-MM}
+    \TeXXeTstate=1
+    \hsize=0pt
+    \parfillskip=0pt
+    \noindent{} MMMM \beginL MMMM MMMM MMMM\endL{} \beginR MMMM\endR \par
+  }
+\endgroup
+
+%
 \showboxbreadth=10\showboxdepth=10
 \tracingonline=1\tracingoutput=1
 \end
diff --git a/Build/source/texk/web2c/etexdir/etrip/etrip.typ b/Build/source/texk/web2c/etexdir/etrip/etrip.typ
index f2409268a7a..81072959248 100644
--- a/Build/source/texk/web2c/etexdir/etrip/etrip.typ
+++ b/Build/source/texk/web2c/etexdir/etrip/etrip.typ
@@ -1,4 +1,4 @@
-This is DVItype, Version 3.6 (TeX Live 2013)
+This is DVItype, Version 3.6 (TeX Live 2014)
 Options selected:
   Starting page = *.*.*.*.*.*.*.*.*.* 
   Maximum number of pages = 1000000
@@ -6,7 +6,7 @@ Options selected:
   Resolution =  72.27000000 pixels per inch
 numerator/denominator=25400000/473628672
 magnification=1000;       0.00001526 pixels per DVI unit
-' TeX output 2013.03.01:1322'
+' TeX output 2013.11.21:1043'
  
 42: beginning of page 1.0.0.0.0.0.0.0.0.0 
 87: eop 
diff --git a/Build/source/texk/web2c/etexdir/etrip/etripin.log b/Build/source/texk/web2c/etexdir/etrip/etripin.log
index 0210bdc4540..e840a8657b8 100644
--- a/Build/source/texk/web2c/etexdir/etrip/etripin.log
+++ b/Build/source/texk/web2c/etexdir/etrip/etripin.log
@@ -1,8 +1,8 @@
-This is e-TeX, Version 3.1415926-2.6 (TeX Live 2013) (INITEX)  1 MAR 2013 13:22
+This is e-TeX, Version 3.1415926-2.6 (TeX Live 2014) (INITEX)  21 NOV 2013 10:43
 entering extended mode
 ***etrip
 (./etrip.tex
-This is the e-Trip test [2013-03-01] for e-TeX v3.1415926-2.6.
+This is the e-Trip test [2013-11-21] for e-TeX v3.1415926-2.6.
 (You are using e-TeX version/revision 2.6)
 e-IniTeX: Assigning category codes, tracing switches, other codes,
 definitions for e-VirTeX e-Trip test run, constants and registers,
@@ -23,8 +23,8 @@ Proceed; I'll ignore the character I just read.
 enable e-TeX enhancements (TeXXeT),
 prepare saved items (not to be dumped), everyjob ...dumped. )
 Beginning to dump on file etrip.fmt
- (format=etrip 2013.3.1)
-1491 strings of total length 26237
+ (format=etrip 2013.11.21)
+1491 strings of total length 26239
 280 memory locations dumped; current usage is 36&166
 408 multiletter control sequences
 \font\nullfont=nullfont
diff --git a/Build/source/texk/web2c/euptexdir/ChangeLog b/Build/source/texk/web2c/euptexdir/ChangeLog
index 6de187d01f1..ea8e31ca6d1 100644
--- a/Build/source/texk/web2c/euptexdir/ChangeLog
+++ b/Build/source/texk/web2c/euptexdir/ChangeLog
@@ -1,3 +1,7 @@
+2013-11-21  Peter Breitenlohner  <peb@mppmu.mpg.de>
+
+	* euptrip/euptrip.diffs: For etrip.tex Version 2.6 [2013-11-21].
+
 2013-08-12  TANAKA Takuji <KXD02663@nifty.ne.jp>
 
 	* euptex.defines: Allow file names with 0x5c in (e)pTeX on Windows.
diff --git a/Build/source/texk/web2c/euptexdir/euptrip/euptrip.diffs b/Build/source/texk/web2c/euptexdir/euptrip/euptrip.diffs
index fe9469d089f..73adbefc533 100644
--- a/Build/source/texk/web2c/euptexdir/euptrip/euptrip.diffs
+++ b/Build/source/texk/web2c/euptexdir/euptrip/euptrip.diffs
@@ -13,7 +13,7 @@
 1c1
 < This is TeX, Version 3.1415926 (INITEX)  15 MAR 2008 02:23
 ---
-> This is e-upTeX, Version 3.1415926-p3.4-u1.11-110825-2.6 (utf8.uptex) (TeX Live 2013) (INITEX)  9 APR 2013 12:23
+> This is e-upTeX, Version 3.1415926-p3.4-u1.11-130605-2.6 (utf8.uptex) (TeX Live 2014) (INITEX)  21 NOV 2013 10:53
 3,11c3
 < (trip.tex
 < ! Bad character code (256).
@@ -37,8 +37,8 @@
 < 471 memory locations dumped; current usage is 96&278
 < 341 multiletter control sequences
 ---
->  (format=trip 2013.4.9)
-> 1614 strings of total length 27772
+>  (format=trip 2013.11.21)
+> 1617 strings of total length 27814
 > 489 memory locations dumped; current usage is 110&278
 > 393 multiletter control sequences
 461c454
@@ -54,7 +54,7 @@
 < ** &trip  trip 
 < (trip.tex ##
 ---
-> This is e-upTeX, Version 3.1415926-p3.4-u1.11-110825-2.6 (utf8.uptex) (TeX Live 2013)
+> This is e-upTeX, Version 3.1415926-p3.4-u1.11-130605-2.6 (utf8.uptex) (TeX Live 2014)
 > **(./trip.tex ##
 17c16
 < Memory usage before: 159&313; after: 102&278; still untouched: 1613
@@ -68,7 +68,7 @@
 1c1
 < This is TeX, Version 3.1415926 (preloaded format=trip 2008.3.15)  15 MAR 2008 02:23
 ---
-> This is e-upTeX, Version 3.1415926-p3.4-u1.11-110825-2.6 (utf8.uptex) (TeX Live 2013) (format=trip 2013.4.9)  9 APR 2013 12:23
+> This is e-upTeX, Version 3.1415926-p3.4-u1.11-130605-2.6 (utf8.uptex) (TeX Live 2014) (format=trip 2013.11.21)  21 NOV 2013 10:53
 3c3
 < (trip.tex ##
 ---
@@ -332,8 +332,8 @@
 <  2825 words of memory out of 3000
 <  372 multiletter control sequences out of 2100
 ---
->  44 strings out of 1686
->  261 string characters out of 8228
+>  44 strings out of 1683
+>  261 string characters out of 8186
 >  4017 words of memory out of 4500
 >  424 multiletter control sequences out of 15000+0
 7301c7310
@@ -346,11 +346,11 @@
 1c1
 < This is DVItype, Version 3.6
 ---
-> This is DVItype, Version 3.6 (TeX Live 2013)
+> This is DVItype, Version 3.6 (TeX Live 2014)
 9c9
 < ' TeX output 2008.03.15:0223'
 ---
-> ' TeX output 2013.04.09:1223'
+> ' TeX output 2013.11.21:1053'
 419c419
 < 1121: down4 639342208 
 ---
@@ -380,7 +380,7 @@
 < I changed this one to zero.
 < 
 ---
-> This is e-upTeX, Version 3.1415926-p3.4-u1.11-110825-2.6 (utf8.uptex) (TeX Live 2013) (INITEX)  9 APR 2013 12:23
+> This is e-upTeX, Version 3.1415926-p3.4-u1.11-130605-2.6 (utf8.uptex) (TeX Live 2014) (INITEX)  21 NOV 2013 10:53
 > entering extended mode
 > ***\input trip
 > (./trip.tex
@@ -402,10 +402,10 @@
 < 471 memory locations dumped; current usage is 96&278
 < 341 multiletter control sequences
 ---
->  (format=trip 2013.4.9)
-> 1614 strings of total length 27772
+>  (format=trip 2013.11.21)
+> 1617 strings of total length 27814
 > 536 memory locations dumped; current usage is 157&278
-> 465 multiletter control sequences
+> 468 multiletter control sequences
 461c449
 < Hyphenation trie of length 273 has 9 ops out of 500
 ---
@@ -419,7 +419,7 @@
 < ** &trip  trip 
 < (trip.tex ##
 ---
-> This is e-upTeX, Version 3.1415926-p3.4-u1.11-110825-2.6 (utf8.uptex) (TeX Live 2013)
+> This is e-upTeX, Version 3.1415926-p3.4-u1.11-130605-2.6 (utf8.uptex) (TeX Live 2014)
 > **entering extended mode
 > ## (./trip.tex
 17c17
@@ -440,7 +440,7 @@
 < ** &trip  trip
 < (trip.tex ##
 ---
-> This is e-upTeX, Version 3.1415926-p3.4-u1.11-110825-2.6 (utf8.uptex) (TeX Live 2013) (format=trip 2013.4.9)  9 APR 2013 12:23
+> This is e-upTeX, Version 3.1415926-p3.4-u1.11-130605-2.6 (utf8.uptex) (TeX Live 2014) (format=trip 2013.11.21)  21 NOV 2013 10:53
 > entering extended mode
 > **&trip \toksdef\tokens=0 \input trip
 >  (./trip.tex
@@ -768,10 +768,10 @@
 <  2825 words of memory out of 3000
 <  372 multiletter control sequences out of 2100
 ---
->  44 strings out of 1686
->  261 string characters out of 8228
+>  44 strings out of 1683
+>  261 string characters out of 8186
 >  4017 words of memory out of 4500
->  496 multiletter control sequences out of 15000+0
+>  499 multiletter control sequences out of 15000+0
 7301,7302c7307,7308
 <  2 hyphenation exceptions out of 307
 <  7i,7n,9p,113b,38s stack positions out of 200i,40n,60p,500b,600s
@@ -784,11 +784,11 @@
 1c1
 < This is DVItype, Version 3.6
 ---
-> This is DVItype, Version 3.6 (TeX Live 2013)
+> This is DVItype, Version 3.6 (TeX Live 2014)
 9c9
 < ' TeX output 2008.03.15:0223'
 ---
-> ' TeX output 2013.04.09:1223'
+> ' TeX output 2013.11.21:1053'
 419c419
 < 1121: down4 639342208 
 ---
@@ -809,31 +809,37 @@
 + sed 's/, yoko direction//;s/yoko direction, //' etrip.log
 + diff SRCDIR/etexdir/etrip/etripin.log euptripin.log
 1c1
-< This is e-TeX, Version 3.1415926-2.6 (TeX Live 2013) (INITEX)  1 MAR 2013 13:22
+< This is e-TeX, Version 3.1415926-2.6 (TeX Live 2014) (INITEX)  21 NOV 2013 10:43
 ---
-> This is e-upTeX, Version 3.1415926-p3.4-u1.11-110825-2.6 (utf8.uptex) (TeX Live 2013) (INITEX)  9 APR 2013 12:23
-26,29c26,29
-<  (format=etrip 2013.3.1)
-< 1491 strings of total length 26237
+> This is e-upTeX, Version 3.1415926-p3.4-u1.11-130605-2.6 (utf8.uptex) (TeX Live 2014) (INITEX)  21 NOV 2013 10:53
+5c5
+< This is the e-Trip test [2013-11-21] for e-TeX v3.1415926-2.6.
+---
+> This is the e-Trip test [2013-03-01] for e-TeX v3.1415926-2.6.
+27,29c27,29
+< 1491 strings of total length 26239
 < 280 memory locations dumped; current usage is 36&166
 < 408 multiletter control sequences
 ---
->  (format=etrip 2013.4.9)
-> 1615 strings of total length 27803
+> 1618 strings of total length 27845
 > 283 memory locations dumped; current usage is 40&166
-> 465 multiletter control sequences
+> 468 multiletter control sequences
 + ./euptex --progname=euptex
 + sed 's/, yoko direction//;s/yoko direction, //;s/yoko(math) direction, //' etrip.log
 + diff SRCDIR/etexdir/etrip/etrip.fot euptrip.fot
 1c1
-< This is e-TeX, Version 3.1415926-2.6 (TeX Live 2013)
+< This is e-TeX, Version 3.1415926-2.6 (TeX Live 2014)
+---
+> This is e-upTeX, Version 3.1415926-p3.4-u1.11-130605-2.6 (utf8.uptex) (TeX Live 2014)
+4c4
+< This is the e-Trip test [2013-11-21] for e-TeX v3.1415926-2.6.
 ---
-> This is e-upTeX, Version 3.1415926-p3.4-u1.11-110825-2.6 (utf8.uptex) (TeX Live 2013)
+> This is the e-Trip test [2013-03-01] for e-TeX v3.1415926-2.6.
 + diff SRCDIR/eptexdir/eptrip/etrip.log euptrip.log
 1c1
-< This is e-pTeX, Version 3.1415926-p3.4-110825-2.6 (utf8.euc) (TeX Live 2013) (format=etrip 2013.4.9)  9 APR 2013 11:49
+< This is e-pTeX, Version 3.1415926-p3.4-130605-2.6 (utf8.euc) (TeX Live 2014) (format=etrip 2013.11.21)  21 NOV 2013 10:43
 ---
-> This is e-upTeX, Version 3.1415926-p3.4-u1.11-110825-2.6 (utf8.uptex) (TeX Live 2013) (format=etrip 2013.4.9)  9 APR 2013 12:23
+> This is e-upTeX, Version 3.1415926-p3.4-u1.11-130605-2.6 (utf8.uptex) (TeX Live 2014) (format=etrip 2013.11.21)  21 NOV 2013 10:53
 2210,2215d2209
 < ! Bad character code (256).
 < l.676   \iffontchar\font 256 
@@ -845,18 +851,18 @@
 <  18 strings out of 1695
 <  140 string characters out of 8218
 ---
->  18 strings out of 1685
->  140 string characters out of 8197
+>  18 strings out of 1682
+>  140 string characters out of 8155
 4299c4293
 <  460 multiletter control sequences out of 15000+0
 ---
->  466 multiletter control sequences out of 15000+0
+>  469 multiletter control sequences out of 15000+0
 + eval ./dvitype -output-level=2 -dpi=72.27 '-page-start='\''*.*.*.*.*.*.*.*.*.*'\''' etrip.dvi
 ++ ./dvitype -output-level=2 -dpi=72.27 '-page-start=*.*.*.*.*.*.*.*.*.*' etrip.dvi
 + diff SRCDIR/etexdir/etrip/etrip.typ euptrip.typ
 9c9
-< ' TeX output 2013.03.01:1322'
+< ' TeX output 2013.11.21:1043'
 ---
-> ' TeX output 2013.04.09:1223'
+> ' TeX output 2013.11.21:1053'
 + :
 PASS: euptexdir/euptrip.test
diff --git a/Build/source/texk/web2c/ptexdir/ChangeLog b/Build/source/texk/web2c/ptexdir/ChangeLog
index 30d0a5ec999..c8eeb015152 100644
--- a/Build/source/texk/web2c/ptexdir/ChangeLog
+++ b/Build/source/texk/web2c/ptexdir/ChangeLog
@@ -1,3 +1,7 @@
+2013-11-18  Peter Breitenlohner  <peb@mppmu.mpg.de>
+
+	* ptex-base.ch: Simplify a few change sets.
+
 2013-08-12  TANAKA Takuji <KXD02663@nifty.ne.jp>
 
 	* kanji.h, ptex-base.ch, ptex.defines: Allow file names with 0x5c in
diff --git a/Build/source/texk/web2c/ptexdir/ptex-base.ch b/Build/source/texk/web2c/ptexdir/ptex-base.ch
index fabc9971fb1..9077c77147c 100644
--- a/Build/source/texk/web2c/ptexdir/ptex-base.ch
+++ b/Build/source/texk/web2c/ptexdir/ptex-base.ch
@@ -4246,18 +4246,16 @@ loop@+  begin if is_char_node(s) then
 
 @x [44.968] l.19535 - pTeX: dir_node
   hlist_node,vlist_node,rule_node:@<Insert glue for |split_top_skip|
-    and set~|p:=null|@>;
 @y
-  hlist_node,vlist_node,dir_node,rule_node:
-    @<Insert glue for |split_top_skip| and set~|p:=null|@>;
+  dir_node,
+  hlist_node,vlist_node,rule_node:@<Insert glue for |split_top_skip|
 @z
 
 @x [44.973] l.19626 - pTeX: dir_node
 hlist_node,vlist_node,rule_node: begin@t@>@;@/
-  cur_height:=cur_height+prev_dp+height(p); prev_dp:=depth(p);
 @y
-hlist_node,vlist_node,dir_node,rule_node: begin@t@>@;@/
-  cur_height:=cur_height+prev_dp+height(p); prev_dp:=depth(p);
+dir_node,
+hlist_node,vlist_node,rule_node: begin@t@>@;@/
 @z
 
 @x [44.977] l.19710 - pTeX: free box node