1 files changed, 52 insertions, 7 deletions
diff --git a/Master/texmf-dist/tex/latex/autobreak/autobreak.sty b/Master/texmf-dist/tex/latex/autobreak/autobreak.sty
index cbcae2874de..db28b94b058 100644
--- a/Master/texmf-dist/tex/latex/autobreak/autobreak.sty
+++ b/Master/texmf-dist/tex/latex/autobreak/autobreak.sty
@@ -8,7 +8,7 @@
 %% 
 %% This is a generated file.
 %% 
-%% Copyright (C) 2016 by Takahiro Ueda <tueda@nikhef.nl>
+%% Copyright (C) 2016-2017 by Takahiro Ueda <tueda@nikhef.nl>
 %% 
 %% This file may be distributed and/or modified under the conditions of
 %% the LaTeX Project Public License, either version 1.3 of this license
@@ -22,7 +22,7 @@
 %% 
 \NeedsTeXFormat{LaTeX2e}
 \ProvidesPackage{autobreak}%
-  [2016/07/03 v0.2 simple line breaking of long formulae]
+  [2017/02/23 v0.3 simple line breaking of long formulae]
 \newtoks\everybeforeautobreak
 \newtoks\everyafterautobreak
 \newtoks\@autobreak@alltoks
@@ -132,7 +132,7 @@
   \if@autobreak@newlinedef
   \else
     \PackageError{autobreak}{%
-      autobreak is not allowed here
+      autobreak is not allowed here%
     }{%
       Use autobreak inside align.
     }%
@@ -151,6 +151,7 @@
   \@autobreak@alltoks={}%
   \@autobreak@linetoks={}%
   \@autobreak@lhswidth=\z@
+  \let\MoveEqLeft=\@autobreak@MoveEqLeft
 }
 \def\@autobreak@end{%
   \expandafter\@autobreak@addtoks\expandafter\@autobreak@alltoks
@@ -200,17 +201,53 @@
     \@autobreak@scanline@@@
   }%
 }
+\def\@autobreak@scanline@@@{%
+  \@ifnextchar\MoveEqLeft{%
+    \@autobreak@scanline@MoveEqLeft
+  }{%
+    \@autobreak@scanline@@@@
+  }%
+}
+\def\@autobreak@scanline@MoveEqLeft#1{%
+  \@ifnextchar[{%
+    \@autobreak@scanline@MoveEqLeft@
+  }{%
+    \@autobreak@scanline@MoveEqLeft@[2]%
+  }%
+}
+\def\@autobreak@scanline@MoveEqLeft@[#1]{%
+  \ifdim#1\p@>\z@
+    \def\@tempa{\@autobreak@scanline@MvEqL@pos}%
+  \else\ifdim#1\p@=\z@
+    \def\@tempa{\@autobreak@scanline@MvEqL@zero}%
+  \else
+    \def\@tempa{\@autobreak@scanline@MvEqL@neg}%
+  \fi\fi
+  \@tempa{#1}%
+}
+\def\@autobreak@scanline@MvEqL@pos#1{%
+  \def\@tempa{\expandafter\@autobreak@scanline\kern#1em}%
+  \expandafter\@tempa\@autobreak@newlinechar\kern-#1em%
+}
+\def\@autobreak@scanline@MvEqL@zero#1{%
+  \def\@tempa{\expandafter\@autobreak@scanline\kern1sp}%
+  \expandafter\@tempa\@autobreak@newlinechar\kern-1sp%
+}
+\def\@autobreak@scanline@MvEqL@neg#1{%
+  \def\@tempa{\expandafter\@autobreak@scanline\kern1sp}%
+  \expandafter\@tempa\@autobreak@newlinechar\kern-1sp\kern-#1em%
+}
 \IfFileExists{catchfile.sty}{
   \RequirePackage{catchfile}
-  \def\@autobreak@scanline@@@{%
+  \def\@autobreak@scanline@@@@{%
     \@ifnextchar\input{%
       \@autobreak@scanline@input
     }{%
       \@autobreak@scanline
     }%
-  }
+  }%
 }{
-  \def\@autobreak@scanline@@@{%
+  \def\@autobreak@scanline@@@@{%
     \@ifnextchar\input{%
       \PackageWarning{autobreak}{%
         Cannot handle new lines in a file via \protect\input,
@@ -218,12 +255,20 @@
       }%
     }%
     \@autobreak@scanline
-  }
+  }%
 }
 \def\@autobreak@scanline@input#1#2{%
   \CatchFileDef\@tempa{#2}{\catcode`\^^M=\active}%
   \expandafter\@autobreak@scanline\@tempa
 }
+\def\@autobreak@MoveEqLeft{%
+  \PackageError{autobreak}{%
+    \protect\MoveEqLeft\space is not allowed here%
+  }{%
+    \protect\MoveEqLeft\space must be put at the beginning of
+    an autobreak environment.
+  }%
+}
 \def\@autobreak@processline#1{%
   \ifdim\@autobreak@lhswidth=\z@
     \@autobreak@settowidth\@autobreak@lhswidth{#1{}}%