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Diffstat (limited to 'info/examples/tex-in-practice/cref-3a.tip')
-rw-r--r-- | info/examples/tex-in-practice/cref-3a.tip | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/info/examples/tex-in-practice/cref-3a.tip b/info/examples/tex-in-practice/cref-3a.tip new file mode 100644 index 0000000000..9f01c3cff6 --- /dev/null +++ b/info/examples/tex-in-practice/cref-3a.tip @@ -0,0 +1,44 @@ +% 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 19.3.8, p. III-95. +% Original source in file "tokens2.TEX", starting line 1371. +\wlog{L: "cref-3a.tip" ["tokens2.TEX," l. 1371, p. III-95]}% +% This file DOES NOT belong to format "texip." +\InputD{pickfs.tip} +\InputD{namedef.tip} +\InputD{defauarg.tip} +\catcode`\@ = 11 +\def\Ref #1{\@ref{0}{#1}} +\def\PageRef #1{\@ref{1}{#1}} +\def\@MostRecentLabel{} +\def\@ref #1#2{% + \DefaultArg + {\@ThisLabel}% + {#2}% + {\@MostRecentLabel}% + \xdef\@MostRecentLabel{\@ThisLabel}% + \if\NameDefinedConditional{@REF-\@ThisLabel}% + \edef\@CrefTemp{\NameUse{@REF-\@ThisLabel}}% + \ifcase #1\relax + \expandafter\PickFirstOfTwo\@CrefTemp + \or + \expandafter\PickSecondOfTwo\@CrefTemp + \fi + \else + {\bf ??}% + \wlog{Label \@ThisLabel\space undefined.}% + \fi +} +\catcode`\@ = 12 |