1 files changed, 930 insertions, 0 deletions
diff --git a/Master/texmf-dist/tex/latex/oberdiek/kvoptions.sty b/Master/texmf-dist/tex/latex/oberdiek/kvoptions.sty
new file mode 100644
index 00000000000..f4aa90dd658
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+++ b/Master/texmf-dist/tex/latex/oberdiek/kvoptions.sty
@@ -0,0 +1,930 @@
+%%
+%% This is file `kvoptions.sty',
+%% generated with the docstrip utility.
+%%
+%% The original source files were:
+%%
+%% kvoptions.dtx  (with options: `package')
+%% 
+%% This is a generated file.
+%% 
+%% Copyright (C) 2004, 2006 by Heiko Oberdiek <oberdiek@uni-freiburg.de>
+%% 
+%% This work may be distributed and/or modified under the
+%% conditions of the LaTeX Project Public License, either
+%% version 1.3 of this license or (at your option) any later
+%% version. The latest version of this license is in
+%%    http://www.latex-project.org/lppl.txt
+%% and version 1.3 or later is part of all distributions of
+%% LaTeX version 2005/12/01 or later.
+%% 
+%% This work has the LPPL maintenance status "maintained".
+%% 
+%% This Current Maintainer of this work is Heiko Oberdiek.
+%% 
+%% This work consists of the main source file kvoptions.dtx
+%% and the derived files
+%%    kvoptions.sty, kvoptions.pdf, kvoptions.ins, kvoptions.drv,
+%%    example-mycolorsetup.sty.
+%% 
+%% No we don't need the option 'color'.
+%% With color support option 'emphcolor' will dynamically change
+%% the color of \emph statements.
+\NeedsTeXFormat{LaTeX2e}
+\ProvidesPackage{kvoptions}
+  [2006/08/22 v2.4 Connects package keyval with LaTeX options (HO)]
+\RequirePackage{keyval}
+\begingroup
+  \edef\x{\endgroup
+    \noexpand\AtEndOfPackage{%
+      \catcode\@ne=\the\catcode\@ne\relax
+      \catcode\tw@=\the\catcode\tw@\relax
+    }%
+  }%
+\x
+\catcode\@ne=14 %
+\catcode\tw@=14 %
+\DeclareOption{debugshow}{\catcode\@ne=9 }
+\DeclareOption{patch}{\catcode\tw@=9 }
+\ProcessOptions\relax
+\define@key{KVO}{family}{%
+  \expandafter\edef\csname KVO@family@\@currname.\@currext\endcsname{#1}%
+}
+\def\KVO@family{%
+  \@ifundefined{KVO@family@\@currname.\@currext}{%
+    \@currname
+  }{%
+    \csname KVO@family@\@currname.\@currext\endcsname
+  }%
+}
+\define@key{KVO}{prefix}{%
+  \expandafter\edef\csname KVO@prefix@\@currname.\@currext\endcsname{#1}%
+}
+\def\KVO@prefix{%
+  \@ifundefined{KVO@prefix@\@currname.\@currext}{%
+    \@currname @%
+  }{%
+    \csname KVO@prefix@\@currname.\@currext\endcsname
+  }%
+}
+\newcommand*{\SetupKeyvalOptions}{%
+  \setkeys{KVO}%
+}
+\newcommand*{\DeclareBoolOption}[2][false]{%
+  \KVO@ifdefinable{if\KVO@prefix#2}{%
+    \KVO@ifdefinable{\KVO@prefix#2true}{%
+      \KVO@ifdefinable{\KVO@prefix#2false}{%
+        \expandafter\newif\csname if\KVO@prefix#2\endcsname
+        \@ifundefined{\KVO@prefix#2#1}{%
+          \PackageWarning{kvoptions}{%
+            Initialization of option `#2' failed,\MessageBreak
+            cannot set boolean option to `#1',\MessageBreak
+            use `true' or `false', now using `false'%
+          }%
+        }{%
+          \csname\KVO@prefix#2#1\endcsname
+        }%
+        \begingroup
+          \edef\x{\endgroup
+            \noexpand\define@key{\KVO@family}{#2}[true]{%
+              \noexpand\KVO@boolkey{\@currname}%
+              \ifx\@currext\@clsextension
+                \noexpand\@clsextension
+              \else
+                \noexpand\@pkgextension
+              \fi
+              {\KVO@prefix}{#2}{####1}%
+            }%
+          }%
+        \x
+      }%
+    }%
+  }%
+}
+\newcommand*{\DeclareComplementaryOption}[2]{%
+  \@ifundefined{if\KVO@prefix#2}{%
+    \PackageError{kvoptions}{%
+      Cannot generate option code for `#1',\MessageBreak
+      parent switch `#2' does not exist%
+    }{%
+      You are inside %
+      \ifx\@currext\@clsextension class\else package\fi\space
+      `\@currname.\@currext'.\MessageBreak
+      `\KVO@family' is used as familiy for the keyval options.\MessageBreak
+      `\KVO@prefix' serves as prefix for internal switch macros.\MessageBreak
+      \MessageBreak
+      \@ehc
+    }%
+  }{%
+    \KVO@ifdefinable{\KVO@prefix#1true}{%
+      \KVO@ifdefinable{\KVO@prefix#1false}{%
+        \expandafter\let\csname\KVO@prefix#1false\expandafter\endcsname
+          \csname\KVO@prefix#2true\endcsname
+        \expandafter\let\csname\KVO@prefix#1true\expandafter\endcsname
+          \csname\KVO@prefix#2false\endcsname
+        \begingroup
+          \edef\x{\endgroup
+            \noexpand\define@key{\KVO@family}{#1}[true]{%
+              \noexpand\KVO@boolkey{\@currname}%
+              \ifx\@currext\@clsextension
+                \noexpand\@clsextension
+              \else
+                \noexpand\@pkgextension
+              \fi
+              {\KVO@prefix}{#1}{####1}%
+            }%
+          }%
+        \x
+      }%
+    }%
+  }%
+}
+\def\KVO@ifdefinable#1{%
+  \expandafter\@ifdefinable\csname #1\endcsname
+}
+\def\KVO@boolkey#1#2#3#4#5{%
+  \edef\KVO@param{#5}%
+  \@onelevel@sanitize\KVO@param
+  \ifx\KVO@param\KVO@true
+    \expandafter\@firstofone
+  \else
+    \ifx\KVO@param\KVO@false
+      \expandafter\expandafter\expandafter\@firstofone
+    \else
+      \ifx#2\@clsextension
+        \expandafter\ClassWarning
+      \else
+        \expandafter\PackageWarning
+      \fi
+      {#1}{%
+        Value `\KVO@param' is not supported by\MessageBreak
+        option `#4'%
+      }%
+      \expandafter\expandafter\expandafter\@gobble
+    \fi
+  \fi
+  {%
+    ^^A\ifx#2\@clsextension
+    ^^A  \expandafter\ClassInfo
+    ^^A\else
+    ^^A  \expandafter\PackageInfo
+    ^^A\fi
+    ^^A{#1}{[option] #4=\KVO@param}%
+    \csname#3#4\KVO@param\endcsname
+  }%
+}
+\def\KVO@true{true}
+\def\KVO@false{false}
+\@onelevel@sanitize\KVO@true
+\@onelevel@sanitize\KVO@false
+\newcommand*{\DeclareStringOption}[2][]{%
+  \@ifnextchar[{%
+    \KVO@DeclareStringOption{#1}{#2}@%
+  }{%
+    \KVO@DeclareStringOption{#1}{#2}{}[]%
+  }%
+}
+\def\KVO@DeclareStringOption#1#2#3[#4]{%
+  \KVO@ifdefinable{\KVO@prefix#2}{%
+    \@namedef{\KVO@prefix#2}{#1}%
+    \begingroup
+      \ifx\\#3\\%
+        \toks@{}%
+      \else
+        \toks@{[{#4}]}%
+      \fi
+      \edef\x{\endgroup
+        \noexpand\define@key{\KVO@family}{#2}\the\toks@{%
+          ^^A\begingroup
+          ^^A  \toks@{####1}%
+          ^^A  \ifx\@currext\@clsextension
+          ^^A    \noexpand\ClassInfo
+          ^^A  \else
+          ^^A    \noexpand\PackageInfo
+          ^^A  \fi
+          ^^A  {\@currname}{%
+          ^^A    [option] #2={\noexpand\the\toks@}%
+          ^^A  }%
+          ^^A\endgroup
+          \noexpand\def
+          \expandafter\noexpand\csname\KVO@prefix#2\endcsname{####1}%
+        }%
+      }%
+    \x
+  }%
+}
+\newcommand*{\DeclareVoidOption}[1]{%
+  \begingroup
+    \let\next\@gobbletwo
+    \KVO@ifdefinable{\KVO@prefix#1}{%
+      \let\next\@firstofone
+    }%
+  \expandafter\endgroup
+  \next{%
+    \begingroup
+      \edef\x{\endgroup
+        \noexpand\define@key{\KVO@family}{#1}[\KVO@VOID@]{%
+          \noexpand\KVO@voidkey{\@currname}%
+          \ifx\@currext\@clsextension
+            \noexpand\@clsextension
+          \else
+            \noexpand\@pkgextension
+          \fi
+          {#1}%
+          {####1}%
+          \expandafter\noexpand\csname\KVO@prefix#1\endcsname
+        }%
+      }%
+    \x
+    \@namedef{\KVO@prefix#1}%
+  }%
+}
+\def\KVO@VOID@{@VOID@}
+\def\KVO@voidkey#1#2#3#4{%
+  \def\CurrentOption{#3}%
+  \begingroup
+    \def\x{#4}%
+  \expandafter\endgroup
+  \ifx\x\KVO@VOID@
+  \else
+    \ifx#2\@clsextension
+      \expandafter\ClassWarning
+    \else
+      \expandafter\PackageWarning
+    \fi
+    {#1}{%
+      Unexpected value for option `#3'\MessageBreak
+      is ignored%
+    }%
+  \fi
+  ^^A\ifx#2\@clsextension
+  ^^A  \expandafter\ClassInfo
+  ^^A\else
+  ^^A  \expandafter\PackageInfo
+  ^^A\fi
+  ^^A{#1}{[option] #3}%
+}
+\newcommand*{\DeclareDefaultOption}{%
+  \@namedef{KVO@default@\@currname.\@currext}%
+}
+\SetupKeyvalOptions{%
+  family=KVOdyn,%
+  prefix=KVOdyn@%
+}
+\DeclareBoolOption[true]{global}
+\DeclareComplementaryOption{local}{global}
+\DeclareStringOption[undef]{action}
+\let\KVOdyn@name\relax
+\let\KVOdyn@ext\@empty
+\define@key{KVOdyn}{class}{%
+  \def\KVOdyn@name{#1}%
+  \let\KVOdyn@ext\@clsextension
+}
+\define@key{KVOdyn}{package}{%
+  \def\KVOdyn@name{#1}%
+  \let\KVOdyn@ext\@pkgextension
+}
+\newcommand*{\DisableKeyvalOption}[3][]{%
+  \begingroup
+    \setkeys{KVOdyn}{#1}%
+    \def\x{\endgroup}%
+    \@ifundefined{KVO@action@\KVOdyn@action}{%
+      \PackageError{kvoptions}{%
+        Unknown disable action
+        `\expandafter\strip@prefix\meaning\KVOdyn@action'\MessageBreak
+        for option `#3' in keyval family '#2'%
+      }\@ehc
+    }{%
+      \csname KVO@action@\KVOdyn@action\endcsname{#2}{#3}%
+    }%
+  \x
+}
+\def\KVO@action@undef#1#2{%
+  \edef\x{\endgroup
+    \ifKVOdyn@global\global\fi
+    \let
+    \expandafter\noexpand\csname KV@#1@#2\endcsname
+    \relax
+    \ifKVOdyn@global\global\fi
+    \let
+    \expandafter\noexpand\csname KV@#1@#2@default\endcsname
+    \relax
+  }%
+  ^^A\PackageInfo{kvoptions}{%
+  ^^A  [option] key `#2' of family `#1'\MessageBreak
+  ^^A  is disabled (undef, \ifKVOdyn@global global\else local\fi)%
+  ^^A}%
+}
+\def\KVO@action@ignore#1#2{%
+  \edef\x{\endgroup
+    \ifKVOdyn@global\global\fi
+    \let
+    \expandafter\noexpand\csname KV@#1@#2\endcsname
+    \@gobble
+    \ifKVOdyn@global\global\fi
+    \let
+    \expandafter\noexpand\csname KV@#1@#2@default\endcsname
+    \@empty
+  }%
+  ^^A\PackageInfo{kvoptions}{%
+  ^^A  [option] key `#2' of family `#1'\MessageBreak
+  ^^A  is disabled (ignore, \ifKVOdyn@global global\else local\fi)%
+  ^^A}%
+}
+\def\KVO@action@error{%
+  \KVO@do@action{error}%
+}
+\def\KVO@action@warning{%
+  \KVO@do@action{warning}%
+}
+\def\KVO@do@action#1#2#3{%
+  \ifx\KVOdyn@name\relax
+    \PackageError{kvoptions}{%
+      Action type `#1' needs package/class name\MessageBreak
+      for key `#3' in family `#2'%
+    }\@ehc
+  \else
+    \edef\x{\endgroup
+      \noexpand\define@key{#2}{#3}[]{%
+        \expandafter\noexpand\csname KVO@disable@#1\endcsname
+        {\KVOdyn@name}\noexpand\KVOdyn@ext{#3}%
+      }%
+      \ifKVOdyn@global
+        \global\let
+        \expandafter\noexpand\csname KV@#2@#3\endcsname
+        \expandafter\noexpand\csname KV@#2@#3\endcsname
+        \global\let
+        \expandafter\noexpand\csname KV@#2@#3@default\endcsname
+        \expandafter\noexpand\csname KV@#2@#3@default\endcsname
+      \fi
+    }%
+    ^^A\ifx\KVOdyn@ext\@clsextension
+    ^^A  \expandafter\ClassInfo
+    ^^A\else
+    ^^A   \expandafter\PackageInfo
+    ^^A\fi
+    ^^A{\KVOdyn@name}{%
+    ^^A  [option] key `#3' of family `#2'\MessageBreak
+    ^^A  is disabled (#1, \ifKVOdyn@global global\else local\fi)%
+    ^^A}%
+  \fi
+}
+\def\KVO@disable@error#1#2#3{%
+  \ifx#2\@clsextension
+    \expandafter\ClassError
+  \else
+    \expandafter\PackageError
+  \fi
+  {#1}{%
+    Option `#3' is given too late,\MessageBreak
+    now the option is ignored%
+  }\@ehc
+}
+\def\KVO@disable@warning#1#2#3{%
+  \ifx#2\@clsextension
+    \expandafter\ClassWarning
+  \else
+    \expandafter\PackageWarning
+  \fi
+  {#1}{%
+    Option `#3' is already consumed\MessageBreak
+    and has no effect%
+  }%
+}
+\newcommand*{\ProcessKeyvalOptions}{%
+  \@ifstar{%
+    \begingroup
+      \edef\x{\endgroup
+        \noexpand\KVO@ProcessKeyvalOptions{\KVO@family}%
+      }%
+    \x
+  }%
+  \KVO@ProcessKeyvalOptions
+}
+\def\KVO@ProcessKeyvalOptions#1{%
+  \let\@tempc\relax
+  \let\KVO@temp\@empty
+  \ifx\@currext\@clsextension
+  \else
+    \ifx\@classoptionslist\relax
+    \else
+      \@for\KVO@CurrentOption:=\@classoptionslist\do{%
+        \@ifundefined{KV@#1@\expandafter\KVO@getkey\KVO@CurrentOption=\@nil}{%
+        }{%
+          \edef\KVO@temp{%
+^^B         \unexpanded\expandafter{%
+              \KVO@temp
+^^B         }%
+            ,%
+^^B         \unexpanded\expandafter{%
+              \KVO@CurrentOption
+^^B         }%
+            ,%
+          }%
+^^B       \@onelevel@sanitize\KVO@CurrentOption
+          \@expandtwoargs\@removeelement\KVO@CurrentOption
+            \@unusedoptionlist\@unusedoptionlist
+        }%
+      }%
+    \fi
+  \fi
+  \begingroup
+    \toks\tw@{}%
+    \@ifundefined{opt@\@currname.\@currext}{%
+      \toks@\expandafter{\KVO@temp}%
+    }{%
+      \toks@\expandafter\expandafter\expandafter{%
+        \csname opt@\@currname.\@currext\endcsname
+      }%
+      \ifx\@currext\@clsextension
+        \edef\CurrentOption{\the\toks@}%
+        \toks@\expandafter{\KVO@temp}%
+        \@for\CurrentOption:=\CurrentOption\do{%
+          \@ifundefined{%
+            KV@#1@\expandafter\KVO@getkey\CurrentOption=\@nil
+          }{%
+^^B         \@onelevel@sanitize\CurrentOption
+            \ifx\@unusedoptionlist\@empty
+              \global\let\@unusedoptionlist\CurrentOption
+            \else
+              \expandafter\expandafter\expandafter\gdef
+              \expandafter\expandafter\expandafter\@unusedoptionlist
+              \expandafter\expandafter\expandafter{%
+                \expandafter\@unusedoptionlist
+                \expandafter,\CurrentOption
+              }%
+            \fi
+          }{%
+            \toks@\expandafter{%
+              \the\expandafter\toks@\expandafter,\CurrentOption
+            }%
+          }%
+        }%
+      \else
+        \@ifundefined{KVO@default@\@currname.\@currext}{%
+          \toks@\expandafter\expandafter\expandafter{%
+            \expandafter\KVO@temp\the\toks@
+          }%
+        }{%
+          \edef\CurrentOption{\the\toks@}%
+          \toks@\expandafter{\KVO@temp}%
+          \@for\CurrentOption:=\CurrentOption\do{%
+            \@ifundefined{%
+              KV@#1@\expandafter\KVO@getkey\CurrentOption=\@nil
+            }{%
+              \toks\tw@\expandafter{%
+                \the\toks\expandafter\tw@\expandafter,\CurrentOption
+              }%
+            }{%
+              \toks@\expandafter{%
+                \the\expandafter\toks@\expandafter,\CurrentOption
+              }%
+            }%
+          }%
+        }%
+      \fi
+    }%
+    \edef\KVO@temp{\endgroup
+      \noexpand\KVO@calldefault{\the\toks\tw@}%
+      \noexpand\setkeys{#1}{\the\toks@}%
+    }%
+  \KVO@temp
+  \let\CurrentOption\@empty
+  \AtEndOfPackage{\let\@unprocessedoptions\relax}%
+}
+\def\KVO@getkey#1=#2\@nil{#1}
+\def\KVO@calldefault#1{%
+  \begingroup
+    \def\x{#1}%
+  \expandafter\endgroup
+  \ifx\x\@empty
+  \else
+    \@for\CurrentOption:=#1\do{%
+      \ifx\CurrentOption\@empty
+      \else
+        \expandafter\KVO@setcurrents\CurrentOption=\@nil
+        \@nameuse{KVO@default@\@currname.\@currext}%
+      \fi
+    }%
+  \fi
+}
+\def\KVO@setcurrents#1=#2\@nil{
+  \def\CurrentOptionValue{#2}%
+  \ifx\CurrentOptionValue\@empty
+    \let\CurrentOptionKey\CurrentOption
+    \let\CurrentOptionValue\relax
+  \else
+    \edef\CurrentOptionKey{\zap@space#1 \@empty}%
+    \expandafter\KVO@setcurrentvalue\CurrentOption\@nil
+  \fi
+}
+\def\KVO@setcurrentvalue#1=#2\@nil{%
+  \KV@@sp@def\CurrentOptionValue{#2}%
+}
+^^B\@gobble
+           \endinput
+\PackageInfo{kvoptions}{Patching LaTeX's option system}
+\begingroup\expandafter\expandafter\expandafter\endgroup
+\expandafter\ifx\csname eTeXversion\endcsname\relax
+  \PackageWarningNoLine{kvoptions}{%
+    Option `patch' ignored, because e-TeX is missing%
+  }%
+  \expandafter\endinput
+\fi
+\@ifpackageloaded{xkvltxp}{%
+  \PackageWarningNoLine{kvoptions}{%
+    Option `patch' cannot be used together with\MessageBreak
+    package `xkvltxp' that is already loaded.\MessageBreak
+    Therefore option `patch' will be ignored%
+  }%
+  \endinput
+}{}
+\def\@if@ptions#1#2#3{%
+  \begingroup
+    \KVO@normalize\KVO@temp{#3}%
+    \edef\x{\endgroup
+      \noexpand\@if@pti@ns{%
+        \detokenize\expandafter\expandafter\expandafter{%
+          \csname opt@#2.#1\endcsname
+        }%
+      }{%
+        \detokenize\expandafter{\KVO@temp}%
+      }%
+    }%
+  \x
+}
+\def\@pass@ptions#1#2#3{%
+  \KVO@normalize\KVO@temp{#2}%
+  \@ifundefined{opt@#3.#1}{%
+    \expandafter\gdef\csname opt@#3.#1%
+          \expandafter\endcsname\expandafter{%
+      \KVO@temp
+    }%
+  }{%
+    \expandafter\gdef\csname opt@#3.#1%
+          \expandafter\expandafter\expandafter\endcsname
+          \expandafter\expandafter\expandafter{%
+      \csname opt@#3.#1\expandafter\endcsname\expandafter,\KVO@temp
+    }%
+  }%
+}
+\def\ProcessOptions{%
+  \let\ds@\@empty
+  \@ifundefined{opt@\@currname.\@currext}{%
+    \let\@curroptions\@empty
+  }{%
+    \expandafter\expandafter\expandafter\def
+    \expandafter\expandafter\expandafter\@curroptions
+    \expandafter\expandafter\expandafter{%
+      \csname opt@\@currname.\@currext\endcsname
+    }%
+  }%
+  \@ifstar\KVO@xprocess@ptions\KVO@process@ptions
+}
+\def\KVO@process@ptions{%
+  \@for\CurrentOption:=\@declaredoptions\do{%
+    \ifx\CurrentOption\@empty
+    \else
+      \begingroup
+        \ifx\@currext\@clsextension
+          \toks@{}%
+        \else
+          \toks@\expandafter{\@classoptionslist,}%
+        \fi
+        \toks\tw@\expandafter{\@curroptions}%
+        \edef\x{\endgroup
+          \noexpand\in@{,\CurrentOption,}{,\the\toks@\the\toks\tw@,}%
+        }%
+      \x
+      \ifin@
+        \KVO@use@ption
+        \expandafter\let\csname ds@\CurrentOption\endcsname\@empty
+      \fi
+    \fi
+  }%
+  \KVO@process@pti@ns
+}
+\def\KVO@xprocess@ptions{%
+  \ifx\@currext\@clsextension
+  \else
+    \@for\CurrentOption:=\@classoptionslist\do{%
+      \ifx\CurrentOption\@empty
+      \else
+        \KVO@in@\CurrentOption\@declaredoptions
+        \ifin@
+          \KVO@use@ption
+          \expandafter\let\csname ds@\CurrentOption\endcsname\@empty
+        \fi
+      \fi
+    }%
+  \fi
+  \KVO@process@pti@ns
+}
+\def\KVO@in@#1#2{%
+  \in@false
+  \begingroup
+    \@for\x:=#2\do{%
+      \ifx\x#1\relax
+        \in@true
+      \fi
+    }%
+    \edef\x{\endgroup
+      \ifin@
+        \noexpand\in@true
+      \fi
+    }%
+  \x
+}
+\def\KVO@process@pti@ns{%
+  \@for\CurrentOption:=\@curroptions\do{%
+    \@ifundefined{ds@\KVO@SanitizedCurrentOption}{%
+      \KVO@use@ption
+      \default@ds
+    }%
+    \KVO@use@ption
+  }%
+  \@for\CurrentOption:=\@declaredoptions\do{%
+    \expandafter\let\csname ds@\CurrentOption\endcsname\relax
+  }%
+  \let\CurrentOption\@empty
+  \let\@fileswith@pti@ns\@@fileswith@pti@ns
+  \AtEndOfPackage{\let\@unprocessedoptions\relax}%
+}
+\def\KVO@use@ption{%
+  \begingroup
+    \edef\x{\endgroup
+      \noexpand\@removeelement{%
+        \detokenize\expandafter{\CurrentOption}%
+      }{%
+        \detokenize\expandafter{\@unusedoptionlist}%
+      }%
+    }%
+  \x\@unusedoptionlist
+  \csname ds@\KVO@SanitizedCurrentOption\endcsname
+}
+\def\OptionNotUsed{%
+  \ifx\@currext\@clsextension
+    \xdef\@unusedoptionlist{%
+      \ifx\@unusedoptionlist\@empty
+      \else
+        \detokenize\expandafter{\@unusedoptionlist,}%
+      \fi
+      \detokenize\expandafter{\CurrentOption}%
+    }%
+  \fi
+}
+\def\CurrentOption@SaveLevel{0}
+\def\ExecuteOptions{%
+  \expandafter\KVO@ExecuteOptions
+      \csname CurrentOption@\CurrentOption@SaveLevel\endcsname
+}
+\def\KVO@ExecuteOptions#1#2{%
+  \let#1\CurrentOption
+  \edef\CurrentOption@SaveLevel{\the\numexpr\CurrentOption@SaveLevel+1}%
+  \@for\CurrentOption:=#2\do{%
+    \csname ds@\CurrentOption\endcsname
+  }%
+  \edef\CurrentOption@SaveLevel{\the\numexpr\CurrentOption@SaveLevel-1}%
+  \let\CurrentOption#1%
+}
+\def\KVO@fileswith@pti@ns#1[#2]#3[#4]{%
+  \ifx#1\@clsextension
+    \ifx\@classoptionslist\relax
+      \KVO@normalize\KVO@temp{#2}%
+      \expandafter\gdef\expandafter\@classoptionslist\expandafter{%
+        \KVO@temp
+      }%
+      \def\reserved@a{%
+        \KVO@onefilewithoptions#3[#2][#4]#1%
+        \@documentclasshook
+      }%
+    \else
+      \def\reserved@a{%
+        \KVO@onefilewithoptions#3[#2][#4]#1%
+      }%
+    \fi
+  \else
+    \begingroup
+      \let\KVO@temp\relax
+      \let\KVO@onefilewithoptions\relax
+      \let\@pkgextension\relax
+      \def\reserved@b##1,{%
+        \ifx\@nil##1\relax
+        \else
+          \ifx\relax##1\relax
+          \else
+            \KVO@onefilewithoptions##1[\KVO@temp][#4]\@pkgextension
+          \fi
+          \expandafter\reserved@b
+        \fi
+      }%
+      \edef\reserved@a{\zap@space#3 \@empty}%
+      \edef\reserved@a{\expandafter\reserved@b\reserved@a,\@nil,}%
+      \toks@{#2}%
+      \def\KVO@temp{\the\toks@}%
+    \edef\reserved@a{\endgroup \reserved@a}%
+  \fi
+  \reserved@a
+}
+\def\KVO@onefilewithoptions#1[#2][#3]#4{%
+  \@pushfilename
+  \xdef\@currname{#1}%
+  \global\let\@currext#4%
+  \expandafter\let\csname\@currname.\@currext-h@@k\endcsname\@empty
+  \let\CurrentOption\@empty
+  \@reset@ptions
+  \makeatletter
+  \def\reserved@a{%
+    \@ifl@aded\@currext{#1}{%
+      \@if@ptions\@currext{#1}{#2}{%
+      }{%
+        \begingroup
+          \@ifundefined{opt@#1.\@currext}{%
+            \def\x{}%
+          }{%
+            \edef\x{%
+              \expandafter\expandafter\expandafter\strip@prefix
+              \expandafter\meaning\csname opt@#1.\@currext\endcsname
+            }%
+          }%
+          \def\y{#2}%
+          \edef\y{\expandafter\strip@prefix\meaning\y}%
+          \@latex@error{Option clash for \@cls@pkg\space #1}{%
+            The package #1 has already been loaded
+            with options:\MessageBreak
+            \space\space[\x]\MessageBreak
+            There has now been an attempt to load it
+             with options\MessageBreak
+            \space\space[\y]\MessageBreak
+            Adding the global options:\MessageBreak
+            \space\space
+                 \x,\y\MessageBreak
+            to your \noexpand\documentclass declaration may fix this.%
+            \MessageBreak
+            Try typing \space <return> \space to proceed.%
+          }%
+        \endgroup
+      }%
+    }{%
+      \@pass@ptions\@currext{#2}{#1}%
+      \global\expandafter
+      \let\csname ver@\@currname.\@currext\endcsname\@empty
+      \InputIfFileExists
+        {\@currname.\@currext}%
+        {}%
+        {\@missingfileerror\@currname\@currext}%
+      \let\@unprocessedoptions\@@unprocessedoptions
+      \csname\@currname.\@currext-h@@k\endcsname
+      \expandafter\let\csname\@currname.\@currext-h@@k\endcsname
+              \@undefined
+      \@unprocessedoptions
+    }%
+    \@ifl@ter\@currext{#1}{#3}{%
+    }{%
+      \@latex@warning@no@line{%
+        You have requested,\on@line,
+        version\MessageBreak
+          #3' of \@cls@pkg\space #1,\MessageBreak
+        but only version\MessageBreak
+         `\csname ver@#1.\@currext\endcsname'\MessageBreak
+        is available
+      }%
+    }%
+    \ifx\@currext\@clsextension\let\LoadClass\@twoloadclasserror\fi
+    \@popfilename
+    \@reset@ptions
+  }%
+  \reserved@a
+}
+\def\@unknownoptionerror{%
+  \@latex@error{%
+    Unknown option `\KVO@SanitizedCurrentOption' %
+    for \@cls@pkg\space`\@currname'%
+  }{%
+    The option `\KVO@SanitizedCurrentOption' was not declared in
+    \@cls@pkg\space`\@currname', perhaps you\MessageBreak
+    misspelled its name.
+    Try typing \space <return>
+    \space to proceed.%
+  }%
+}
+\def\@@unprocessedoptions{%
+  \ifx\@currext\@pkgextension
+    \@ifundefined{opt@\@currname.\@currext}{%
+      \let\@curroptions\@empty
+    }{%
+      \expandafter\let\expandafter\@curroptions
+          \csname opt@\@currname.\@currext\endcsname
+    }%
+    \@for\CurrentOption:=\@curroptions\do{%
+        \ifx\CurrentOption\@empty\else\@unknownoptionerror\fi
+    }%
+  \fi
+}
+\def\KVO@SanitizedCurrentOption{%
+  \expandafter\strip@prefix\meaning\CurrentOption
+}
+\def\KVO@normalize#1#2{%
+  \let\KVO@result\@empty
+  \KVO@splitcomma#2,\@nil
+  \let#1\KVO@result
+}
+\def\KVO@splitcomma#1,#2\@nil{%
+  \KVO@ifempty{#1}{}{%
+    \KVO@checkkv#1=\@nil
+  }%
+  \KVO@ifempty{#2}{}{\KVO@splitcomma#2\@nil}%
+}
+\def\KVO@ifempty#1{%
+  \expandafter\ifx\expandafter\\\detokenize{#1}\\%
+    \expandafter\@firstoftwo
+  \else
+    \expandafter\@secondoftwo
+  \fi
+}
+\def\KVO@checkkv#1=#2\@nil{%
+  \KVO@ifempty{#2}{%
+    % option without value
+    \edef\KVO@x{\zap@space#1 \@empty}%
+    \ifx\KVO@x\@empty
+      % ignore empty option
+    \else
+      % append to list
+      \edef\KVO@result{%
+        \unexpanded\expandafter{\KVO@result},\KVO@x
+      }%
+    \fi
+  }{%
+    % #1: "key", #2: "value="
+    % add key part
+    \edef\KVO@result{%
+      \unexpanded\expandafter{\KVO@result},%
+      \zap@space#1 \@empty
+    }%
+    \futurelet\@let@token\KVO@checkfirsttok#2 \@nil| = \@nil|\KVO@nil
+  }%
+}
+\def\KVO@checkfirsttok{%
+  \ifx\@let@token\bgroup
+    % no space at start
+    \expandafter\KVO@removelastspace\expandafter=%
+    % "<value><spaceopt>= \@nil"
+  \else
+    \expandafter\KVO@checkfirstA
+  \fi
+}
+\def\KVO@checkfirstA#1 #2\@nil{%
+  \KVO@ifempty{#2}{%
+    \KVO@removelastspace=#1 \@nil
+  }{%
+    \KVO@ifempty{#1}{%
+      \KVO@removelastspace=#2\@nil
+    }{%
+      \KVO@removelastspace=#1 #2\@nil
+    }%
+  }%
+}
+\def\KVO@removelastspace#1 = \@nil|#2\KVO@nil{%
+  \KVO@ifempty{#2}{%
+    \edef\KVO@result{%
+      \unexpanded\expandafter{\KVO@result}%
+      \unexpanded\expandafter{\KVO@removegarbage#1\KVO@nil}%
+    }%
+  }{%
+    \edef\KVO@result{%
+      \unexpanded\expandafter{\KVO@result}%
+      \unexpanded{#1}%
+    }%
+  }%
+}
+\def\KVO@removegarbage#1= \@nil#2\KVO@nil{#1}%
+\def\KVO@removeelement#1#2{%
+  \begingroup
+    \toks@={}%
+    \@for\x:=#2\do{%
+      \ifx\x\@empty
+      \else
+        \ifx\x#1\relax
+        \else
+          \edef\t{\the\toks@}%
+          \ifx\t\@empty
+          \else
+            \toks@\expandafter{\the\toks@,}%
+          \fi
+          \toks@\expandafter{\the\expandafter\toks@\x}%
+        \fi
+      \fi
+    }%
+    \edef\x{\endgroup
+      \def\noexpand#2{\the\toks@}%
+    }%
+  \x
+}
+\let\@@fileswith@pti@ns\KVO@fileswith@pti@ns
+\ifx\@fileswith@pti@ns\@badrequireerror
+\else
+  \let\@fileswith@pti@ns\KVO@fileswith@pti@ns
+\fi
+\endinput
+%%
+%% End of file `kvoptions.sty'.