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TeX 1995 July
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TeX CD-ROM July 1995 (Disc 1)(Walnut Creek)(1995).ISO
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macros
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tip
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restring.tip
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1993-09-15
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% 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 24.1.16, p. III-298.
% Original source in file "macros4.TEX", starting line 866.
\wlog{L: "restring.tip" ["macros4.TEX," l. 866, p. III-298]}%
% This file DOES belong to format "texip."
\InputD{testsubs.tip}
\InputD{endrec.tip}
\catcode`\@ = 11
\def\ReplaceSubStrings #1#2#3#4{%
\def\@ReplaceResult{#1}%
\edef\@ReplaceMain{#2}%
\edef\@ReplaceSub{#3}%
\edef\@ReplaceSubRep{#4}%
\@ReplaceSubStrings
}
\def\@ReplaceSubStrings{%
\RecursionMacroEnd
{\if\SubStringConditional{\@ReplaceMain}{\@ReplaceSub}}%
{\@ReplaceSubStringsDo}{\@ReplaceSubStringsDone}%
}
\def\@ReplaceSubStringsDoX{%
\def\@ReplaceSubStringsDoA ##1%
}%
\def\@ReplaceSubStringsDo{%
\expandafter\@ReplaceSubStringsDoX \@ReplaceSub
##2\@EndReplaceSubStrings{%
\edef\@ReplaceMain{##1\@ReplaceSubRep ##2}%
}%
\ShowX{\@ReplaceSubStringsDoA}%
\ShowX{\@ReplaceMain}%
\expandafter\@ReplaceSubStringsDoA\@ReplaceMain
\@EndReplaceSubStrings
\ShowX{\@ReplaceMain}%
\@ReplaceSubStrings
}
\def\@ReplaceSubStringsDone{%
\expandafter\edef\@ReplaceResult{\@ReplaceMain}%
}
\catcode`\@ = 12