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\NeedsTeXFormat{LaTeX2e}[1999/12/01]
\ProvidesPackage{currfile}[%
2011/09/18
v0.5
ydoc package to describe macros, environments, options etc.]
\RequirePackage{kvoptions}
\SetupKeyvalOptions{family=currfile,prefix=currfile@}
\@ifpackageloaded{fink}{%
\DeclareStringOption[\fnk@mainext]{mainext}%
\DeclareStringOption[\fnk@maindir]{maindir}%
\DeclareBoolOption[true]{fink}%
\PackageWarning{currfile}{Deprecated package 'fink' detected. %
The 'fink' option will default to 'true'.^^J%
If set to 'false' no 'fink' macros will be changed but they will stop
working correctly!}%
}{%
\DeclareStringOption[tex]{mainext}%
\DeclareStringOption[\@currdir]{maindir}%
\DeclareBoolOption[false]{fink}%
}%
\DeclareVoidOption{force}{\PassOptionsToPackage{force}{filehook}}
\RequirePackage{filehook}[2011/01/09]
\ProcessKeyvalOptions*\relax
\begingroup
\xdef\currfile@mainext{\currfile@mainext}%
\xdef\currfile@maindir{\currfile@maindir}%
\def\@tempa{./}%
\ifx\@tempa\currfile@maindir
\global\let\currfile@maindir\empty
\fi
\endgroup
\filehook@prefixwarg\filehook@every@atbegin{%
\currfile@push
\currfile@set{#1}%
}
\filehook@appendwarg\filehook@every@atend{%
\currfile@pop
}
\def\currfile@set#1{%
\begingroup
\edef\@filef@und{#1}%
\ifx\input@path\@undefined\else
\currfile@checkpath
\fi
\@onelevel@sanitize\@filef@und
\let\filename@simple\currfile@parseext
\let\filename@base\@gobble
\expandafter\filename@parse\expandafter{\@filef@und}%
\global\let\currfiledir\filename@area
\global\let\currfilebase\filename@base
\global\let\currfileext\filename@ext
\xdef\currfilename{\currfilebase\ifx\currfileext\@empty\else.\currfileext\fi}%
\xdef\currfilepath{\currfiledir\currfilename}%
\endgroup
}
\def\currfile@checkpath{%
\openin\@inputcheck\@filef@und\relax
\ifeof\@inputcheck
\expandafter\@tfor
\expandafter\@tempb
\expandafter:\expandafter=\input@path\do{%
\openin\@inputcheck\@tempb\@filef@und\relax
\ifeof\@inputcheck\else
\edef\@filef@und{\@tempb\@filef@und}%
\@break@tfor
\fi
}%
\fi
\closein\@inputcheck
}
\begingroup
\@makeother{.}
\gdef\currfile@parseext#1.#2\\{%
\ifx\\#2\\%
\ifx\filename@base\@gobble
\def\filename@base{#1}%
\let\filename@ext\currfile@defaultext%
\else
\def\filename@ext{#1}%
\fi
\else
\edef\filename@base{\filename@base.#1}%
\def\@tempa{\currfile@parseext#2\\}%
\expandafter\@tempa
\fi
}
\endgroup
\def\currfile@defaultext{tex}
\@onelevel@sanitize\currfile@defaultext
\def\currfile@push{%
\xdef\currfile@stack{%
{\currfiledir}%
{\currfilebase}%
{\currfileext}%
\currfile@stack
}%
}
\def\currfile@pop{%
\ifx\currfile@stack\empty
\PackageWarning{currfile}{File stack underflow!}%
\global\let\currfile@stack\currfile@stackinit
\fi
\expandafter\currfile@pop@\currfile@stack\relax
\relax\relax\relax
}
\def\currfile@pop@#1#2#3#4\relax{%
\gdef\currfiledir{#1}%
\gdef\currfilebase{#2}%
\gdef\currfileext{#3}%
\xdef\currfilename{\currfilebase\ifx\currfileext\empty\else.\currfileext\fi}%
\xdef\currfilepath{\currfiledir\currfilename}%
\gdef\currfile@stack{#4}%
}
\def\currfile@stack{}
\currfile@set{\currfile@maindir\jobname.\currfile@mainext}
\currfile@push
\let\currfile@stackinit\currfile@stack
\newcommand*\ifcurrfilename{\begingroup\currfile@if\currfilename}
\newcommand*\ifcurrfilebase{\begingroup\currfile@if\currfilebase}
\newcommand*\ifcurrfileext{\begingroup\currfile@if\currfileext}
\newcommand*\ifcurrfiledir{\begingroup\currfile@if\currfiledir}
\newcommand*\ifcurrfilepath{\begingroup\currfile@if\currfilepath}
\newcommand*\ifcurrfile[1]{%
\begingroup
\edef\@tempb{#1}%
\@onelevel@sanitize\@tempb
\currfile@if\@tempb
}
\def\currfile@if#1#2{%
\edef\@tempa{#2}%
\@onelevel@sanitize\@tempa
\ifx\@tempa#1%
\endgroup
\expandafter\@firstoftwo
\else
\endgroup
\expandafter\@secondoftwo
\fi
}
\ifcurrfile@fink
\def\finkfile{\currfilename}%
\def\finkdir{\currfiledir}%
\def\finkpath{\currfilepath}%
\def\finkbase{\currfilebase}%
\def\finkext{\currfileext}%
\@ifpackageloaded{fink}{%
\def\fink@restore#1{}%
}{%
\@namedef{ver@fink.sty}{2011/01/09}%
\expandafter\edef\csname opt@fink.sty\endcsname{%
maindir=\currfile@maindir,mainext=\currfile@mainext
}%
}%
\else
\@ifpackageloaded{fink}{}{%
\AtBeginOfPackageFile{fink}{%
\PackageError{currfile}{The 'fink' package is now deprecated. %
Load 'currfile' with the 'fink' option or see the upgrade guide in the manual}{}%
}%
}%
\fi
\endinput
%%
%% End of file `currfile.sty'.
|
