% 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

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