latex-base-dev (23feb20)

git-svn-id: svn://tug.org/texlive/trunk@53885 c570f23f-e606-0410-a88d-b1316a301751

5 files changed, 52 insertions, 42 deletions

diff --git a/Master/texmf-dist/tex/latex-dev/base/fleqn.clo b/Master/texmf-dist/tex/latex-dev/base/fleqn.clo
index 7ca8b2b5cfe..35900b21998 100644
--- a/Master/texmf-dist/tex/latex-dev/base/fleqn.clo
+++ b/Master/texmf-dist/tex/latex-dev/base/fleqn.clo
@@ -45,7 +45,7 @@
 \ProvidesFile{fleqn.clo}
         [2016/12/29 v1.2b Standard LaTeX option
                                    (flush left equations)]
-\newdimen\mathindent
+\newskip\mathindent
 \AtEndOfClass{\mathindent\leftmargini}
 \IncludeInRelease{2015/01/01}{\[}{Make \[ robust}%
 \DeclareRobustCommand\[{\relax
@@ -97,7 +97,7 @@
        \hb@xt@\linewidth\bgroup $\m@th% $
          \displaystyle
          \hskip\mathindent}%
-        {$\hfil % $
+        {$\hskip .3em minus.3em\hfil % $
          \displaywidth\linewidth\hbox{\@eqnnum}%
        \egroup
      \endtrivlist}
diff --git a/Master/texmf-dist/tex/latex-dev/base/latex.ltx b/Master/texmf-dist/tex/latex-dev/base/latex.ltx
index 47da4e3c4c6..a772c09e7ff 100644
--- a/Master/texmf-dist/tex/latex-dev/base/latex.ltx
+++ b/Master/texmf-dist/tex/latex-dev/base/latex.ltx
@@ -710,7 +710,7 @@
 \def\fmtname{LaTeX2e}
 \edef\fmtversion
    {2020-10-01}
-\def\patch@level{-2}
+\def\patch@level{-4}
 \edef\development@branch@name{develop \the\year-\the\month-\the\day}
 \iffalse
 \def\reserved@a#1/#2/#3\@nil{%
@@ -3252,8 +3252,9 @@ Type  H <return>  for immediate help.}%
 \DeclareFontSeriesChangeRule {x}{?m}{m}{}
 
 
-\DeclareRobustCommand\fontseriesforce[1]{\edef\f@series{#1}}
-\DeclareRobustCommand\fontseries[1]{\merge@font@series{#1}}
+\newif\if@forced@series
+\DeclareRobustCommand\fontseriesforce[1]{\@forced@seriestrue\edef\f@series{#1}}
+\DeclareRobustCommand\fontseries[1]{\@forced@seriesfalse\merge@font@series{#1}}
 
 \def\merge@font@series#1{%
   \expandafter\expandafter\expandafter
@@ -4632,26 +4633,22 @@ Type  H <return>  for immediate help.}%
 \DeclareRobustCommand\bfseries{%
   \not@math@alphabet\bfseries\mathbf
   \expand@font@defaults
-  \fontseries{%
-    \ifx\f@family\rmdef@ult      \bfseries@rm
-    \else\ifx\f@family\sfdef@ult \bfseries@sf
-    \else\ifx\f@family\ttdef@ult \bfseries@tt
-    \else                        \bfdefault
+    \ifx\f@family\rmdef@ult      \fontseries\bfseries@rm
+    \else\ifx\f@family\sfdef@ult \fontseries\bfseries@sf
+    \else\ifx\f@family\ttdef@ult \fontseries\bfseries@tt
+    \else                        \fontseries\bfdefault
     \fi\fi\fi
-  }%
   \selectfont
 }
 
 \DeclareRobustCommand\mdseries{%
   \not@math@alphabet\mdseries\relax
   \expand@font@defaults
-  \fontseries{%
-    \ifx\f@family\rmdef@ult      \mdseries@rm
-    \else\ifx\f@family\sfdef@ult \mdseries@sf
-    \else\ifx\f@family\ttdef@ult \mdseries@tt
-    \else                        \mddefault
+    \ifx\f@family\rmdef@ult      \fontseries\mdseries@rm
+    \else\ifx\f@family\sfdef@ult \fontseries\mdseries@sf
+    \else\ifx\f@family\ttdef@ult \fontseries\mdseries@tt
+    \else                        \fontseries\mddefault
     \fi\fi\fi
-  }%
   \selectfont
 }
 
@@ -4673,21 +4670,29 @@ Type  H <return>  for immediate help.}%
 \let\@rmfamilyhook\@empty
 \let\@sffamilyhook\@empty
 \let\@ttfamilyhook\@empty
-
 \def\@meta@family@list{\@elt{rm}\@elt{sf}\@elt{tt}}
 \def\prepare@family@series@update#1#2{%
+ \if@forced@series
+   \fontfamily#2%
+ \else
    \expand@font@defaults
    \let\target@series@value\@empty
    \def\target@meta@family@value{#1}%
+   \expandafter\edef\csname ??def@ult\endcsname{\f@family}%
    \let\@elt\update@series@target@value
       \@meta@family@list
+      \@elt{??}%
    \let\@elt\relax
    \fontfamily#2%
    \ifx\target@series@value\@empty
    \else
-     \maybe@load@fontshape
-     \let\f@series\target@series@value
+     \ifx \f@series\target@series@value
+     \else
+       \maybe@load@fontshape
+       \let\f@series\target@series@value
+     \fi
    \fi
+ \fi
 }
 \def\update@series@target@value#1{%
   \def\reserved@a{#1}%
@@ -6964,7 +6969,7 @@ Type  H <return>  for immediate help.}%
 \DeclareRobustCommand\thicklines{\let\@linefnt\tenlnw \let\@circlefnt\tencircw
   \@wholewidth\fontdimen8\tenlnw \@halfwidth .5\@wholewidth}
 \DeclareRobustCommand\linethickness[1]
-   {\@wholewidth #1\relax \@halfwidth .5\@wholewidth}
+   {\@wholewidth #1\relax \@halfwidth .5\@wholewidth \ignorespaces}
 \def\shortstack{\@ifnextchar[\@shortstack{\@shortstack[c]}}
 \def\@shortstack[#1]{%
   \leavevmode
@@ -9550,7 +9555,7 @@ Type  H <return>  for immediate help.}%
       \else%
         \@latex@warning@no@line%
            {Writing or overwriting file `\@currdir\@curr@file'}%
-        \immediate\openout\reserved@c#1\relax%
+        \immediate\openout\reserved@c\q@curr@file\relax%
       \fi%
     \fi%
   \fi%
diff --git a/Master/texmf-dist/tex/latex-dev/base/latexrelease.sty b/Master/texmf-dist/tex/latex-dev/base/latexrelease.sty
index eae5f67c17c..7bcc348b57c 100644
--- a/Master/texmf-dist/tex/latex-dev/base/latexrelease.sty
+++ b/Master/texmf-dist/tex/latex-dev/base/latexrelease.sty
@@ -2841,7 +2841,7 @@ of this package available from CTAN}
       \else%
         \@latex@warning@no@line%
            {Writing or overwriting file `\@currdir\@curr@file'}%
-        \immediate\openout\reserved@c#1\relax%
+        \immediate\openout\reserved@c\q@curr@file\relax%
       \fi%
     \fi%
   \fi%
@@ -3797,26 +3797,22 @@ of this package available from CTAN}
 \DeclareRobustCommand\bfseries{%
   \not@math@alphabet\bfseries\mathbf
   \expand@font@defaults
-  \fontseries{%
-    \ifx\f@family\rmdef@ult      \bfseries@rm
-    \else\ifx\f@family\sfdef@ult \bfseries@sf
-    \else\ifx\f@family\ttdef@ult \bfseries@tt
-    \else                        \bfdefault
+    \ifx\f@family\rmdef@ult      \fontseries\bfseries@rm
+    \else\ifx\f@family\sfdef@ult \fontseries\bfseries@sf
+    \else\ifx\f@family\ttdef@ult \fontseries\bfseries@tt
+    \else                        \fontseries\bfdefault
     \fi\fi\fi
-  }%
   \selectfont
 }
 
 \DeclareRobustCommand\mdseries{%
   \not@math@alphabet\mdseries\relax
   \expand@font@defaults
-  \fontseries{%
-    \ifx\f@family\rmdef@ult      \mdseries@rm
-    \else\ifx\f@family\sfdef@ult \mdseries@sf
-    \else\ifx\f@family\ttdef@ult \mdseries@tt
-    \else                        \mddefault
+    \ifx\f@family\rmdef@ult      \fontseries\mdseries@rm
+    \else\ifx\f@family\sfdef@ult \fontseries\mdseries@sf
+    \else\ifx\f@family\ttdef@ult \fontseries\mdseries@tt
+    \else                        \fontseries\mddefault
     \fi\fi\fi
-  }%
   \selectfont
 }
 
@@ -3838,21 +3834,29 @@ of this package available from CTAN}
 \let\@rmfamilyhook\@empty
 \let\@sffamilyhook\@empty
 \let\@ttfamilyhook\@empty
-
 \def\@meta@family@list{\@elt{rm}\@elt{sf}\@elt{tt}}
 \def\prepare@family@series@update#1#2{%
+ \if@forced@series
+   \fontfamily#2%
+ \else
    \expand@font@defaults
    \let\target@series@value\@empty
    \def\target@meta@family@value{#1}%
+   \expandafter\edef\csname ??def@ult\endcsname{\f@family}%
    \let\@elt\update@series@target@value
       \@meta@family@list
+      \@elt{??}%
    \let\@elt\relax
    \fontfamily#2%
    \ifx\target@series@value\@empty
    \else
-     \maybe@load@fontshape
-     \let\f@series\target@series@value
+     \ifx \f@series\target@series@value
+     \else
+       \maybe@load@fontshape
+       \let\f@series\target@series@value
+     \fi
    \fi
+ \fi
 }
 \def\update@series@target@value#1{%
   \def\reserved@a{#1}%
@@ -5462,8 +5466,9 @@ of this package available from CTAN}
 \DeclareFontSeriesChangeRule {x}{?m}{m}{}
 
 
-\DeclareRobustCommand\fontseriesforce[1]{\edef\f@series{#1}}
-\DeclareRobustCommand\fontseries[1]{\merge@font@series{#1}}
+\newif\if@forced@series
+\DeclareRobustCommand\fontseriesforce[1]{\@forced@seriestrue\edef\f@series{#1}}
+\DeclareRobustCommand\fontseries[1]{\@forced@seriesfalse\merge@font@series{#1}}
 
 \def\merge@font@series#1{%
   \expandafter\expandafter\expandafter
diff --git a/Master/texmf-dist/tex/latex-dev/base/slides.cls b/Master/texmf-dist/tex/latex-dev/base/slides.cls
index 929d261630d..b2234aedf96 100644
--- a/Master/texmf-dist/tex/latex-dev/base/slides.cls
+++ b/Master/texmf-dist/tex/latex-dev/base/slides.cls
@@ -43,7 +43,7 @@
 %% extension .ins) which are part of the distribution.
 \NeedsTeXFormat{LaTeX2e}[1997/06/01]
 \ProvidesClass{slides}
-              [2019/11/04 v2.4b
+              [2020/02/20 v2.4b
                Standard LaTeX document class]
 \input{slides.def}
 \InputIfFileExists{sfonts.cfg}
diff --git a/Master/texmf-dist/tex/latex-dev/base/slides.def b/Master/texmf-dist/tex/latex-dev/base/slides.def
index 7405c6bc78b..1cdda66467c 100644
--- a/Master/texmf-dist/tex/latex-dev/base/slides.def
+++ b/Master/texmf-dist/tex/latex-dev/base/slides.def
@@ -42,7 +42,7 @@
 %% and covered by LPPL is defined by the unpacking scripts (with
 %% extension .ins) which are part of the distribution.
 \ProvidesFile{slides.def}
-              [2019/11/04 v2.4b
+              [2020/02/20 v2.4b
                SLiTeX definitions]
 \message{hacks,}