DataMuseum.dk

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DKUUG/EUUG Conference tapes

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Index: T d

⟦851c61a34⟧ TextFile

    Length: 1025 (0x401)
    Types: TextFile
    Names: »defauarg.tip«

Derivation

└─⟦52210d11f⟧ Bits:30007239 EUUGD2: TeX 3 1992-12
    └─⟦af5ba6c8e⟧ »unix3.0/DVIWARE.tar.Z« 
        └─⟦ca79c7339⟧ 
            └─⟦this⟧ »DVIware/laser-setters/dvi-to-ps/TeXPS/doc/defauarg.tip«

TextFile

% This macro source file is from the four volume series
% "TeX in Practice" by Stephan v. Bechtolsheim, published
% 1990 by the Springer-Verlay, New York.
% Copyright 1990 Stephan v. Bechtolsheim.
% No warranty or liability is assumed.
% This macro may be copied freely if no fees other than
% media cost or shipping charges are charged and as long
% as this copyright and the following source code itself
% is not changed.
%
% Version 1.0
% Date: May 11, 1990
%
% This source code is documented in ?? ?? ??
\InputD{gobblemo.tip}
\catcode`\@ = 11
\def\DefaultArg #1#2#3{%
    \def\@DefaultArgMacro{#1}%
    \edef\@EmptyOtherArg{#2}%
    \edef\@DefaultArgDefault{#3}%
    \@DefaultArg #2\@DefaultArgEnd
}
\def\@DefaultArg{\futurelet\@DefaultArgSymbol\@DefaultArgOne}
\def\@DefaultArgOne{%
    \ifx\@DefaultArgSymbol\@DefaultArgEnd
	\expandafter\edef\@DefaultArgMacro{\@DefaultArgDefault}% 
    \else
	\expandafter\edef\@DefaultArgMacro{\@EmptyOtherArg}% 
    \fi
    \GobbleDoMore{\@DefaultArgEnd}{\relax}%
}
\catcode`\@ = 12