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-%%
-%% This is file `rkeyval.sty',
-%% generated with the docstrip utility.
-%%
-%% The original source files were:
-%%
-%% rkeyval.dtx
-%%
-%%% ====================================================================
-%%% @LaTeX-doc-source-file{
-%%% filename = "rkeyval.dtx",
-%%% version = "2.00",
-%%% date = "2004/06/28",
-%%% time = "15:19:29 EDT",
-%%% author = "Michael J Downes and David M. Jones",
-%%% address = "American Mathematical Society,
-%%% Publications Technical Group,
-%%% PO Box 6248,
-%%% Providence, RI 02940,
-%%% USA",
-%%% email = "tech-support@ams.org",
-%%% URL = "http://www.ams.org/",
-%%% abstract = "Key-value scanning functions with more restrictive
-%%% syntax than the standard keyval package. This permits
-%%% some improvements in the error-checking.",
-%%% copyright = "Copyright 2001 American Mathematical Society.",
-%%% license = "Unlimited copying and redistribution of this file
-%%% are permitted as long as this file is not
-%%% modified. Modifications, and distribution of
-%%% modified versions, are permitted, but only if
-%%% the resulting file is renamed.",
-%%% checksum = "44721 1116 3178 30537",
-%%% docstring = "The checksum field, produced by Robert Solovay's
-%%% checksum utility, gives CRC-16 checksum, lines,
-%%% words, and characters.",
-%%% }
-%%% ====================================================================
-\NeedsTeXFormat{LaTeX2e}
-\ProvidesPackage{rkeyval}[2004/05/05 v1.08]
-\let\@xp\expandafter
-\let\@nx\noexpand
-\long\def\@gobblethree#1#2#3{}
-\long\def\@nilgobble#1\@nil{}
-\@ifundefined{@emptytoks}{\csname newtoks\endcsname\@emptytoks}{}
-\@ifundefined{@temptokenb}{\csname newtoks\endcsname\@temptokenb}{}
-\def\@append#1#2#3{\@xp\def\@xp#2\@xp{#2#1{#3}}}
-\def\star@#1#2{%
- \def\star@a##1{#1}%
- \def\star@b{#1{#2}}%
- \futurelet\@let@token\star@test
-}
-
-\def\star@test{\ifx*\@let@token \let\star@b\star@a\fi \star@b}
-\@ifundefined{NormalCatcodes}{\RequirePackage{pcatcode}\relax}{}
-\PushCatcodes\NormalCatcodes
-\def\extract@group#1{%
- \@xp\extract@group@a\string#1\@nil
-}
-\def\extract@group@a#1#2'{#2\@nilgobble}
-\def\set@property#1{%
- \begingroup
- \edef\@tempa{\extract@group#1}%
- \edef\@tempa{%
- \@nx\@append\@nx#1\@xp\@nx\csname \@tempa,aux\endcsname
- }%
- \@xp\endgroup
- \@tempa
-}
-\def\get@property#1#2{%
- \get@nth@property#1#2\m@ne
-}
-\def\get@nth@property#1#2#3{%
- \begingroup
- \edef\@tempa{\extract@group#2}%
- \@tempcnta#3\relax
- \@tempcntb\z@
- \@xp\scan@properties\@xp#2\csname \@tempa,aux\endcsname
- \edef\@tempa{\def\@nx#1{\@tempa}}%
- \@xp\endgroup
- \@tempa
-}
-\def\scan@properties#1#2{%
- \begingroup
- \def\@tempa{#1}%
- \let\@tempc\@empty
- \@xp\find@property #2 \@nil\@nil
- \edef\@tempa{\def\@nx\@tempa{\@tempc}}%
- \@xp\endgroup
- \@tempa
-}
-\def\find@property#1#2{%
- \ifx\@nil#1%
- \else
- \def\@tempb{#1}%
- \ifx\@tempa\@tempb
- \ifnum\@tempcnta<\z@
- \def\@tempc{#2}%
- \else
- \advance\@tempcntb\@ne
- \ifnum\@tempcntb=\@tempcnta
- \def\@tempc{#2}%
- \fi
- \fi
- \fi
- \@xp\find@property
- \fi
-}
-\def\reset@property#1#2{%
- \reset@nth@property#1\m@ne{#2}%
-}
-\def\reset@nth@property#1#2#3{%
- \begingroup
- \edef\@tempa{\extract@group#1}%
- \@tempcnta#2\relax
- \@temptokena{#3}%
- \toks@\@emptytoks
- \@tempcntb\z@
- \@xp\reset@scan\@xp#1\csname \@tempa,aux\endcsname
- \edef\@tempa{%
- \def\@xp\@nx\csname \@tempa,aux\endcsname{\the\toks@}%
- }%
- \@xp\endgroup
- \@tempa
-}
-\def\reset@scan#1#2{%
- \begingroup
- \def\@tempa{#1}%
- \@xp\reset@scan@a #2 \@nil\@nil
- \edef\@tempa{\toks@{\the\toks@}}%
- \@xp\endgroup
- \@tempa
-}
-\def\reset@scan@a#1#2{%
- \ifx\@nil#1%
- \else
- \def\@tempb{#1}%
- \ifx\@tempa\@tempb
- \ifnum\@tempcnta<\z@
- \@temptokenb\@temptokena
- \else
- \advance\@tempcntb\@ne
- \ifnum\@tempcntb=\@tempcnta
- \@temptokenb\@temptokena
- \fi
- \fi
- \else
- \@temptokenb{#2}%
- \fi
- \edef\@tempb{%
- \toks@{\the\toks@ \@nx#1{\the\@temptokenb}}%
- }%
- \@tempb
- \@xp\reset@scan@a
- \fi
-}
-\def\fsa@l{\futurelet\@let@token\fsa@t}
-\def\fsa@b{\afterassignment\fsa@l \let\@let@token= }
-\def\fsa@c#1{\aftergroup#1\fsa@l}
-\let\fsa@n\@empty
-\let\fsa@t\@empty
-\newtoks\rsk@toks
-\def\rkvIfEmpty#1#2{%
- \@xp\ifx\csname#1'#2\endcsname\@empty
- \@xp\@firstoftwo
- \else
- \@xp\@secondoftwo
- \fi
-}
-\def\rkvIfAdditive#1{%
- \@xp\let\@xp\@let@token \csname \rkv@setter#1\endcsname
- \afterassignment\@nilgobble
- \@xp\let\@xp\@let@token \@let@token \@empty\@empty\@nil
- \ifx\@let@token\DSK@append
- \@xp\@firstoftwo
- \else
- \@xp\@secondoftwo
- \fi
-}
-\def\rkv@setter#1{set:\@xp\@gobble\string#1}
-\def\rkv@DSAK#1#2{%
- \addto@group@reset#1{\let#1\@empty}%
- \edef\@tempa{\def\csname \rkv@setter#1\endcsname}%
- \@tempa{#2#1}%
-}
-\def\rkv@DDK#1{%
- \addto@group@reset#1{\def#1{\@empty}}%
- \@xp\let\csname \rkv@setter#1\endcsname\@gobble
-}
-\def\DSK@def#1{%
- \ifx#1\@empty\else
- \PackageWarningNoLine{rkeyval}%
- {Key \string#1 should not be repeated}%
- \fi
- \DSK@redef#1%
-}
-\def\DSK@redef#1#2{%
- \@ifempty{#2}{\@gobble}{%
- \def#1{#2}%
- \set@property#1
- }%
-}
-\def\init@group@reset#1{%
- \begingroup
- \edef\@tempb{\@xp\@nx\csname #1@reset\endcsname}%
- \@xp\ifx\@tempb\relax
- \@xp\xdef\@tempb{\let \csname #1,aux\endcsname\@nx\@empty}
- \fi
- \endgroup
-}
-\def\addto@group@reset#1{%
- \begingroup
- \edef\@tempa{\extract@group#1}%
- \init@group@reset\@tempa
- \edef\@tempa{%
- \@nx\g@addto@macro\@xp\@nx\csname\@tempa @reset\endcsname
- }%
- \@xp\endgroup
- \@tempa
-}
-\newcommand{\DefineSimpleKey}[2]{%
- \@xp\rkv@DSAK
- \csname #1'#2\endcsname
- {\DSK@def}%
-}
-\newcommand{\DefineSupersedingKey}[2]{%
- \@xp\rkv@DSAK
- \csname #1'#2\endcsname
- {\DSK@redef}%
-}
-\newcommand{\DefineAdditiveKey}[3]{%
- \@xp\rkv@DSAK
- \csname #1'#2\endcsname
- {\DSK@append#3}%
-}
-\def\DSK@append#1#2#3{%
- \@ifempty{#3}{\@gobble}{%
- \@append#1#2{#3}%
- \set@property#2
- }%
-}
-\newcommand{\DefineDummyKey}[2]{%
- \@xp\rkv@DDK \csname #1'#2\endcsname
-}
-\newcommand{\RestrictedSetKeys}[3]{%
- \global\rsk@toks\@xp{\csname #2@reset\endcsname}%
- \def\rsk@finish{#3}%
- \gdef\rsk@set{\@xp\rsk@set@a\csname#2'}%
- #1\relax
- \begingroup
- \rsk@changecase
- \aftergroup\rsk@set
- \let\fsa@t\rsk@z
- \fsa@l
-}
-\def\rsk@unknown@key#1{%
- \PackageWarning{rkeyval}{Unknown key: \string#1}%
- \@xp\def\csname\rkv@setter#1\endcsname {\DSK@redef#1}%
-}
-\def\rsk@z{%
- \ifx\bgroup\@let@token
- \let\fsa@t\rsk@b
- \let\fsa@n\fsa@b
- \else
- \ifx\@sptoken\@let@token
- \let\fsa@n\fsa@b
- \else
- \rsk@errf
- \fi
- \fi
- \fsa@n
-}
-\def\rsk@a{%
- \ifx\@let@token\@sptoken
- \let\fsa@n\fsa@b
- \else
- \ifx\@let@token\par
- \let\fsa@n\fsa@b
- \else
- \ifx,\@let@token
- \endgroup
- \let\fsa@t\rsk@b
- \let\fsa@n\fsa@b
- \else
- \ifx\egroup\@let@token
- \endgroup
- \let\fsa@n\rsk@end
- \else
- \endgroup
- \let\fsa@n\rsk@erraa
- \fi
- \fi
- \fi
- \fi
- \fsa@n
-}
-\def\rsk@b{%
- \ifcat\@nx\@let@token A%
- \let\fsa@t\rsk@c
- \let\fsa@n\fsa@c
- \else
- \ifx\@sptoken\@let@token
- \let\fsa@n\fsa@b
- \else
- \rsk@bb
- \fi
- \fi
- \fsa@n
-}
-\def\rsk@bb{%
- \ifx,\@let@token
- \let\fsa@n\fsa@b
- \else
- \ifx\bgroup\@let@token
- \let\fsa@n\rsk@errb
- \else
- \ifx\egroup\@let@token
- \let\fsa@n\rsk@end
- \else
- \ifx\par\@let@token
- \let\fsa@n\fsa@b
- \else
- \let\fsa@n\rsk@errc
- \fi
- \fi
- \fi
- \fi
-}
-\def\rsk@c{%
- \ifcat\@nx\@let@token A%
- \let\fsa@n\fsa@c
- \else
- \ifx\@sptoken\@let@token
- \let\fsa@t\rsk@d
- \let\fsa@n\fsa@b
- \else
- \ifx=\@let@token
- \let\saw@equal T%
- \let\fsa@t\rsk@d
- \let\fsa@n\fsa@b
- \else
- \rsk@cb
- \fi
- \fi
- \fi
- \fsa@n
-}
-\def\rsk@cb{%
- \ifx,\@let@token
- \let\fsa@n\rsk@errc
- \else
- \ifcat\@nx\@let@token .%
- \let\fsa@n\fsa@c
- \else
- \ifx\bgroup\@let@token
- \let\fsa@n\rsk@noequal
- \else
- \ifx\egroup\@let@token
- \let\fsa@n\rsk@noequal
- \else
- \let\fsa@n\rsk@errc
- \fi
- \fi
- \fi
- \fi
-}
-\let\saw@equal=F
-\def\rsk@d{%
- \ifx\bgroup\@let@token
- \ifx\saw@equal T%
- \aftergroup\endcsname
- \rsk@endcase
- \let\fsa@n\endgroup
- \else
- \let\saw@equal T%
- \let\fsa@n\rsk@noequal
- \fi
- \else
- \ifx\@sptoken\@let@token
- \let\fsa@n\fsa@b
- \else
- \ifx=\@let@token
- \let\saw@equal T%
- \let\fsa@n\fsa@b
- \else
- \let\fsa@n\rsk@erre
- \fi
- \fi
- \fi
- \fsa@n
-}
-\def\rsk@casesensitive{%
- \let\rsk@changecase\@empty
- \let\rsk@endcase\@empty
-}
-\def\rsk@startlc{\aftergroup\lowercase\aftergroup{\iffalse}\fi}
-\def\rsk@endlc{\iffalse{\fi\aftergroup}}
-\def\rsk@lowercase{%
- \let\rsk@changecase\rsk@startlc
- \let\rsk@endcase\rsk@endlc
-}
-\rsk@lowercase
-\def\rsk@resume{%
- \begingroup
- \rsk@changecase
- \aftergroup\rsk@set
- \let\fsa@t\rsk@a
- \begingroup
- \catcode\endlinechar=\active
- \lccode`\~=\endlinechar
- \lowercase{\let~\par}%
- \fsa@l
-}
-\def\rsk@set@a#1#2{%
- \star@{\rsk@set@b#1{#2}}{}%
-}
-\def\rsk@set@b#1#2#3{%
- \@xp\ifx \csname\rkv@setter#1\endcsname \relax
- \rsk@unknown@key#1%
- \fi
- \edef\@tempa{\@xp\@nx\csname \rkv@setter#1\endcsname}%
- \toks@\@xp{\@tempa{#2}{#3}}%
- \edef\@tempa{%
- \global\rsk@toks{\the\rsk@toks \the\toks@}%
- }%
- \@tempa
- \rsk@resume
-}
-\def\rsk@end{%
- \global\let\rsk@set\rsk@terminate
- \rsk@endcase
- \endgroup
- \endcsname
- \afterassignment\rsk@finish
- \toks@\bgroup
-}
-\def\rsk@terminate{\@xp\@gobble\csname}
-\def\NoCommaWarning{\PackageWarning{rkeyval}{Missing comma}}%
-%% % \begin{macro}{\NoCommaError}
-%% % \begin{macrocode}
-%% \def\NoCommaError{\rsk@err{Missing comma}\@ehc}
-%% % \end{macrocode}
-%% % \end{macro}
-\def\rsk@nocomma{\NoCommaWarning}
-\def\rsk@err{\PackageError{rkeyval}}
-\def\rsk@errf{\rsk@err{Missing open brace}\@ehc\rsk@b}
-\long\def\rsk@erraa{\rsk@nocomma \let\fsa@t\rsk@b \fsa@l}
-\def\rsk@errb{\rsk@err{Missing key name}\@ehc\rsk@d}
-\def\rsk@errc{\rsk@err{Invalid key name character}\@ehc\fsa@b}
-\def\rsk@noequal{\rsk@err{Missing equal sign}\@ehc\rsk@d}
-\def\rsk@erre#1,{%
- \rsk@err{Missing open brace for key value}\@ehc
- \iffalse{\fi
- \endgroup
- \endcsname
- \rsk@endcase }{#1},%
-}
-\PopCatcodes
-\endinput
-%%
-%% End of file `rkeyval.sty'.