% This macro source file is from the four volume series
% "TeX in Practice" by Stephan von Bechtolsheim, published
% 1993 by Springer-Verlag, New York.
% Copyright 1993 Stephan von 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. Please see the series for further information.
%
% Version: 1.0
% Date: May 1, 1993
%
%
% This source code is documented in 26.3, p. III-360.
% Original source in file "macros6.TEX", starting line 147.
\wlog{L: "dateofw.tip" ["macros6.TEX," l. 147, p. III-360]}%
% This file DOES belong to format "texip."
\InputD{rangetst.tip}
\catcode`\@ = 11
\def\Sunday{0}
\def\Monday{1}
\def\Tuesday{2}
\def\Wednesday{3}
\def\Thursday{4}
\def\Friday{5}
\def\Saturday{6}
\def\ProvideDayOfWeek #1#2#3{%
    \CheckRange{#1}{0}{6}%
        {\string\ProvideDayOfWeek: day of week outside
            of 0 .. 6 range.}%
    \ifcase #1\relax
        \def#3{Sunday}\or
        \def#3{Monday}\or
        \def#3{Tuesday}\or
        \def#3{Wednesday}\or
        \def#3{Thursday}\or
        \def#3{Friday}\or
        \def#3{Saturday}% 
    \fi
    \ifnum #2 = 0
    \else
        \def\@ProvideDayOfWeek ##1##2##3##4;{%
            \def#3{##1##2##3}%
        }%
        \expandafter\@ProvideDayOfWeek#3;%
    \fi     
}
\def\PrintDayOfWeek #1#2{%
    \ProvideDayOfWeek{#1}{#2}{\@PrintDayOfWeek}%
    \@PrintDayOfWeek
}
\catcode`\@ = 12