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%%
%% This is file `at.sty',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% at.dtx (with options: `package')
%%
%% IMPORTANT NOTICE
%%
%% at package -- support for `@' commands'
%% Copyright (c) 1996 Mark Wooding
%%
%% This program is free software; you can redistribute it and/or modify
%% it under the terms of the GNU General Public License as published by
%% the Free Software Foundation; either version 2 of the License, or
%% (at your option) any later version.
%%
%% This program is distributed in the hope that it will be useful,
%% but WITHOUT ANY WARRANTY; without even the implied warranty of
%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
%% GNU General Public License for more details.
%%
%% You should have received a copy of the GNU General Public License
%% along with this program; if not, write to the Free Software
%% Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
%%
\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{at}
[1996/05/02 1.3 @-command support (MDW)]
%% \CharacterTable
%% {Upper-case \A\B\C\D\E\F\G\H\I\J\K\L\M\N\O\P\Q\R\S\T\U\V\W\X\Y\Z
%% Lower-case \a\b\c\d\e\f\g\h\i\j\k\l\m\n\o\p\q\r\s\t\u\v\w\x\y\z
%% Digits \0\1\2\3\4\5\6\7\8\9
%% Exclamation \! Double quote \" Hash (number) \#
%% Dollar \$ Percent \% Ampersand \&
%% Acute accent \' Left paren \( Right paren \)
%% Asterisk \* Plus \+ Comma \,
%% Minus \- Point \. Solidus \/
%% Colon \: Semicolon \; Less than \<
%% Equals \= Greater than \> Question mark \?
%% Commercial at \@ Left bracket \[ Backslash \\
%% Right bracket \] Circumflex \^ Underscore \_
%% Grave accent \` Left brace \{ Vertical bar \|
%% Right brace \} Tilde \~}
%%
\def\atallowdigits{\let\ifat@digits\iftrue}
\def\atdisallowdigits{\let\ifat@digits\iffalse}
\DeclareOption{digits}{\atallowdigits}
\DeclareOption{nodigits}{\atdisallowdigits}
\ExecuteOptions{nodigits}
\ProcessOptions
\begingroup
\catcode`\<1
\catcode`\>2
\catcode`\{12
\catcode`\}12
\gdef\at@lb<{>
\gdef\at@rb<}>
\gdef\at@spc< >
\endgroup
\def\at@test#1\then{%
#1\expandafter\@firstoftwo\else\expandafter\@secondoftwo\fi%
}
\def\at@ifcat#1{\at@test\ifcat#1\noexpand\@let@token\then}
\def\at@ifletter#1#2{%
\at@ifcat x%
{\at@ifletter@ii{#1}}%
{\at@ifcat 0%
{\at@ifletter@i{#1}{#2}}%
{#2}%
}%
}
\def\at@ifletter@i#1#2#3{%
\at@test\if%
\ifat@digits1\else0\fi%
\ifnum`#3<`0x\else\ifnum`#3>`9x\else1\fi\fi%
\then%
{\at@ifletter@ii{#1}{#3}}%
{#2#3}%
}
\def\at@ifletter@ii#1#2{\toks@\expandafter{\the\toks@#2}#1}
\def\at@read@name#1{%
\let\at@next=#1%
\toks@{}%
\futurelet\@let@token\at@rn@i%
}
\def\at@rn@i{%
\def\@tempa{\afterassignment\at@rn@iv\let\@let@token= }%
\at@ifletter%
{\futurelet\@let@token\at@rn@iii}%
{\at@ifcat\bgroup%
{\toks@\expandafter{\at@lb}\@tempa}%
{\at@ifcat\egroup%
{\toks@\expandafter{\at@rb}\@tempa}%
{\at@ifcat\at@spc%
{\toks@{ }\@tempa}%
{\at@rn@ii}%
}%
}%
}%
}
\def\at@rn@ii#1{%
\toks@\expandafter{\string#1}%
\at@rn@iv%
}
\def\at@rn@iii{%
\at@ifletter%
{\futurelet\@let@token\at@rn@iii}%
{\@ifnextchar.\at@rn@iv\at@rn@iv}%
}
\def\at@rn@iv{%
\let\@let@token\relax%
\expandafter\at@next\csname at.\the\toks@\endcsname%
}
\def\at@cmdname#1{\expandafter\at@cmdname@i\string#1\@@foo}
\def\at@cmdname@i#1.#2\@@foo{#2}
\def\at@decode#1{%
\at@test\ifx#1\relax\then{%
\PackageError{at}{Unknown @-command `@\at@cmdname#1'}{%
The @-command you typed wasn't recognised, so I've ignored it.
}%
}{%
#1%
}%
}
\def\@at{%
\def\@tempa{\at@read@name\at@decode}%
\ifmmode\ifx\Iat\not@@defined\else%
\let\@tempa\Iat%
\fi\fi%
\@tempa%
}
\def\at@buildcmd#1#2{%
\expandafter\def\csname\expandafter
\@gobble\string#1@decode\endcsname##1{#2##1}%
\edef#1{%
\noexpand\at@read@name%
\expandafter\noexpand%
\csname\expandafter\@gobble\string#1@decode\endcsname%
}%
}
\at@buildcmd\newatcommand\newcommand
\at@buildcmd\renewatcommand\renewcommand
\at@buildcmd\provideatcommand\providecommand
\at@buildcmd\atdef\def
\at@buildcmd\atshow\show
\def\atlet{%
\begingroup%
\@makeother\@%
\at@read@name\atlet@i%
}
\def\atlet@i#1{%
\def\at@temp{#1}%
\@ifnextchar=\atlet@ii{\atlet@ii=}%
}
\def\atlet@ii#1{\afterassignment\atlet@iii\global\let\at@gnext=}
\def\atlet@iii{%
\if @\noexpand\at@gnext%
\expandafter\at@read@name\expandafter\atlet@iv%
\else%
\expandafter\endgroup%
\expandafter\let\at@temp= \at@gnext%
\fi%
}
\def\atlet@iv#1{%
\expandafter\endgroup%
\expandafter\let\at@temp=#1%
}
\def\at{\ifx\protect\@typeset@protect\else\at@protect\fi\@at}
\def\at@protect\fi#1{%
\fi%
\ifx\protect\string%
\expandafter\at@protect@string%
\else%
\expandafter\at@protect@noexpand%
\fi%
}
\def\at@protect@string{@\string}
\def\at@protect@noexpand{\noexpand\@at@ @\noexpand}
\def\@at@#1{\at}
\def\aton{%
\ifnum\catcode`\@=\active\else%
\edef\atoff{\catcode`\noexpand\@\the\catcode`\@}%
\catcode`\@\active%
\lccode`\~`\@%
\lowercase{\let~\at}%
\fi%
}
\def\atoff{\catcode`\@12}
\let\makeatother\aton
\AtBeginDocument{\aton}
\expandafter\def\expandafter\dospecials\expandafter{\dospecials\do\@}
\expandafter\def\expandafter\@sanitize\expandafter{%
\@sanitize\@makeother\@}
\expandafter\chardef\csname at.@\endcsname=`\@
\atdef*#1*{\ifmmode\mathbf{#1}\else\textbf{#1}\fi}
\atdef/#1/{\ifmmode\mathit{#1}\else\emph{#1}\fi}
\atlet i=\index
\atdef I#1{#1\index{#1}}
\endinput
%%
%% End of file `at.sty'.
|
