% 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 25.1.15, p. III-333.
% Original source in file "macros5.TEX", starting line 945.
\wlog{L: "centpar.tip" ["macros5.TEX," l. 945, p. III-333]}%
% This file DOES belong to format "texip."
\def\CenterOrParagraph #1{% 
    {% 
        \par
        \setbox 0 = \hbox{#1}%
        \ifdim\wd0 > \hsize
            \noindent #1\par
        \else
            \centerline{\box0}%
        \fi
    }% 
}