% 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 7.4.4, p. I-241. % Original source in file "vboxes1.TEX", starting line 1737. \wlog{L: "redtost.tip" ["vboxes1.TEX," l. 1737, p. I-241]}% % This file DOES belong to format "texip." \catcode`\@ = 11 \newbox\@ReduceToStrutBox \def\ReduceToStrut #1{% \setbox\@ReduceToStrutBox = \hbox{#1}% \vrule height \ht\@ReduceToStrutBox depth \dp\@ReduceToStrutBox width 0pt } \catcode`\@ = 12