% 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 35.7.2, p. IV-117.
% Original source in file "o2.TEX", starting line 1582.
\wlog{L: "new-midi.tip" ["o2.TEX," l. 1582, p. IV-117]}%
% This file DOES belong to format "texip."
\InputD{op-pagec.tip}
\InputD{op-endin.tip}
\catcode`\@ = 11
\newdimen\@TopInsertSize
\@TopInsertSize = 0pt
\def\ReportTopInsertSize #1{%
    \wlog{\string\@TopInsertSize: "#1"}%
    \wlog{\EightSpaces The value of \noexpand\@TopInsertSize is
        \the\@TopInsertSize}%
}
\def\MidInsertFix{% 
    \ReportTopInsertSize{\string\MidInsertFix}%
    \ifdim\@TopInsertSize > 0pt
        \@midfalse
        \p@gefalse
    \fi
}
\def\MidInsertFixPage{%
    \ReportTopInsertSize{\string\MidInsertFixPage[1]}%
    \global\advance\@TopInsertSize by \vsize
    \ReportTopInsertSize{\string\MidInsertFixPage[2]}%
}
\def\MidInsertFixTop{%
    \ReportTopInsertSize{\string\MidInsertFixTop[1]}%
    \global\advance\@TopInsertSize by \ht0
    \global\advance\@TopInsertSize by \dp0
    \ReportTopInsertSize{\string\MidInsertFixTop[2]}%
}
\def\@UpdateTopInsertSize{%
    \ReportTopInsertSize{\string\@UpdateTopInsertSize[1]}%
    \global\advance\@TopInsertSize by -\ht\topins
    \global\advance\@TopInsertSize by -\dp\topins
    \ReportTopInsertSize{\string\@UpdateTopInsertSize[2]}%
}
\catcode`\@ = 12