kvoptions.sty revision 74dfa6bc521350525358340117512f8afe9fdd26
%%
%% 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, 2007 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
%% 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
%%
%% 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}
[2007/06/11 v2.7 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 \etex@unexpanded\expandafter{%
\KVO@temp
^^B }%
,%
^^B \etex@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
\RequirePackage{etexcmds}
\ifetex@unexpanded
\else
\PackageError{kvoptions}{%
Could not find eTeX's \string\unexpanded.\MessageBreak
Try adding \string\RequirePackage\string{etexcmds\string} %
before \string\documentclass%
}\@ehd
\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{%
\etex@unexpanded\expandafter{\KVO@result},\KVO@x
}%
\fi
}{%
% #1: "key", #2: "value="
% add key part
\edef\KVO@result{%
\etex@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{%
\etex@unexpanded\expandafter{\KVO@result}%
\etex@unexpanded\expandafter{\KVO@removegarbage#1\KVO@nil}%
}%
}{%
\edef\KVO@result{%
\etex@unexpanded\expandafter{\KVO@result}%
\etex@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'.