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+%%
+%% This is file `defpattern.sty',
+%% generated with the docstrip utility.
+%%
+%% The original source files were:
+%%
+%% hyper.dtx (with options: `defpattern')
+%%
+%% File: hyper.dtx Copyright (C) 1995--1999 Michael Mehlich
+%% This program can be redistributed and/or modified under the terms
+%% of the LaTeX Project Public License Distributed from CTAN
+%% archives in directory macros/latex/base/lppl.txt; either
+%% version 1 of the License, or any later version.
+\def\fileversion{V4.2d}
+\def\filedate{1999/03/09}
+\def\docdate{1999/03/09}
+%%
+%% \CharacterTable
+%% {Upper-case \A\B\C\D\E\F\G\H\I\J\K\L\M\N\O\P\Q\R\S\T\U\V\W\X\Y\Z
+%% Lower-case \a\b\c\d\e\f\g\h\i\j\k\l\m\n\o\p\q\r\s\t\u\v\w\x\y\z
+%% Digits \0\1\2\3\4\5\6\7\8\9
+%% Exclamation \! Double quote \" Hash (number) \#
+%% Dollar \$ Percent \% Ampersand \&
+%% Acute accent \' Left paren \( Right paren \)
+%% Asterisk \* Plus \+ Comma \,
+%% Minus \- Point \. Solidus \/
+%% Colon \: Semicolon \; Less than \<
+%% Equals \= Greater than \> Question mark \?
+%% Commercial at \@ Left bracket \[ Backslash \\
+%% Right bracket \] Circumflex \^ Underscore \_
+%% Grave accent \` Left brace \{ Vertical bar \|
+%% Right brace \} Tilde \~}
+%%
+\ProvidesPackage{defpattern}
+\message{%
+ `\string\defpattern-macro %
+ (adapted from \string\howto\space%
+ (Alan Jeffrey in TeX and TUG NEWS 2(2))%
+ )%
+ '%
+}
+\def\xcs#1#2{\expandafter#1\csname#2\endcsname}
+\newcount\actioncount
+\def\defpattern#1[#2]#3{%
+ \xcs\ifx{\expandafter\gobble\string#1}\relax
+ \def#1{\erroraction#1}\fi
+ \advance\actioncount by 1\relax
+ \expandafter\defaction\expandafter{#1}{#3}{#2}%
+ \def\temp##1##2##3##4##5##6##7##8##9{\def\temp{[#2]}}%
+ \temp\empty\empty\empty\empty\empty\empty\empty\empty\empty
+ \edef#1{\noexpand\doaction\xcs\noexpand
+ {action-\the\actioncount}\temp}}
+\def\defaction#1#2#3{%
+ \xcs\def{action-\the\actioncount}##1[#3]{\applyto{#1}{#2}}}
+\def\gobble#1{}
+\def\applyto#1#2#3{#3{#1}{#2}}
+\def\doaction#1[#2][#3]{#1[#3]\success[#2]\failure[#3]}
+\def\success#1#2[#3]\failure[#4]{#2}
+\def\failure#1#2{#1}
+\def\erroraction#1[#2]{%
+ \PackageError{defpattern}{I don't know how to \string#1[#2]}{}}
+\endinput
+%%
+%% End of file `defpattern.sty'.