%%
%% This is file `hanging.sty',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% hanging.dtx  (with options: `usc')
%% 
%% Author: Peter Wilson (CUA and NIST)
%%         now at: peter.r.wilson@boeing.com
%% Copyright 1998 Peter R. Wilson
%% 
%%  This program is provided under the terms of the
%%  LaTeX Project Public License distributed from CTAN
%%  archives in directory macros/latex/base/lppl.txt.
%% 
\NeedsTeXFormat{LaTeX2e}
\ProvidesPackage{hanging}[2001/03/15 v1.2 hanging paragraphs and punctuation]
\newcommand{\hangpara}[2]{\hangindent#1\hangafter#2\noindent}
\newenvironment{hangparas}[2]{\setlength{\parindent}{\z@}
  \everypar={\hangpara{#1}{#2}}}{\par}
\newif\ifh@ngcomma  \h@ngcommatrue
\newif\ifh@ngfstop  \h@ngfstoptrue
\newif\ifh@ngquote  \h@ngquotetrue
\newif\ifh@ngquery  \h@ngquerytrue
\newif\ifh@ngexcl   \h@ngexcltrue
\newif\ifh@ngcolon  \h@ngcolontrue
\newif\ifh@ngscolon \h@ngscolontrue
\newif\ifh@ngfine   \h@ngfinefalse
\DeclareOption{notcomma}{\h@ngcommafalse}
\DeclareOption{notperiod}{\h@ngfstopfalse}
\DeclareOption{notquote}{\h@ngquotefalse}
\DeclareOption{notquery}{\h@ngqueryfalse}
\DeclareOption{notexcl}{\h@ngexclfalse}
\DeclareOption{notcolon}{\h@ngcolonfalse}
\DeclareOption{notscolon}{\h@ngscolonfalse}
\DeclareOption{fine}{\h@ngfinetrue}
\ProcessOptions\relax
\ifh@ngfine
  \h@ngqueryfalse \h@ngexclfalse
\fi
\newlength{\h@ngcommawd}  \settowidth{\h@ngcommawd}{,}
\newlength{\h@ngfstopwd}  \settowidth{\h@ngfstopwd}{.}
\newlength{\h@ngquotewd}  \settowidth{\h@ngquotewd}{`}
\newlength{\h@ngdquotewd} \settowidth{\h@ngdquotewd}{``}
\newlength{\h@ngquerywd}  \settowidth{\h@ngquerywd}{?}
\newlength{\h@ngexclwd}   \settowidth{\h@ngexclwd}{!}
\newlength{\h@ngcolonwd}  \settowidth{\h@ngcolonwd}{:}
\newlength{\h@ngscolonwd} \settowidth{\h@ngscolonwd}{;}
\ifh@ngfine
  \setlength{\h@ngcommawd}{0.35\h@ngcommawd}
  \setlength{\h@ngfstopwd}{0.30\h@ngfstopwd}
  \setlength{\h@ngquotewd}{0.30\h@ngquotewd}
  \setlength{\h@ngdquotewd}{0.35\h@ngdquotewd}
  \setlength{\h@ngcolonwd}{0.20\h@ngcolonwd}
  \setlength{\h@ngscolonwd}{0.20\h@ngscolonwd}
\fi

\newcommand{\h@ngallowhyphens}{\nobreak\hskip\z@skip}
\newcommand{\nhpt}{.}
\newcommand{\nhlq}{`}
\newcommand{\nhrq}{'}
\newcommand{\h@nglqq}{``}
\newcommand{\h@ngrqq}{''}
\newcommand{\h@ngrquote}{'\kern-\h@ngquotewd\kern\h@ngquotewd}
\newcommand{\h@nglquote}{\ifhmode\kern\h@ngquotewd\vadjust{}\else\leavevmode\fi
                         \kern-\h@ngquotewd`\h@ngallowhyphens}
\newcommand{\h@ngcomma}{,\kern-\h@ngcommawd\kern\h@ngcommawd}
\newcommand{\h@ngfstop}{.\kern-\h@ngfstopwd\kern\h@ngfstopwd}
\newcommand{\h@ngquery}{?\kern-\h@ngquerywd\kern\h@ngquerywd}
\newcommand{\h@ngexcl}{!\kern-\h@ngexclwd\kern\h@ngexclwd}
\newcommand{\h@ngcolon}{:\kern-\h@ngcolonwd\kern\h@ngcolonwd}
\newcommand{\h@ngscolon}{;\kern-\h@ngscolonwd\kern\h@ngscolonwd}
\def\activatepunct{%
\ifh@ngcomma  \catcode`\,=\active \fi
\ifh@ngfstop  \catcode`\.=\active \fi
\ifh@ngquote  \catcode`\'=\active \fi
\ifh@ngquery  \catcode`\?=\active \fi
\ifh@ngexcl   \catcode`\!=\active \fi
\ifh@ngcolon  \catcode`\:=\active \fi
\ifh@ngscolon \catcode`\;=\active \fi
\ifh@ngquote  \catcode`\`=\active \fi
}
\begingroup
\activatepunct
\ifh@ngcomma  \gdef,{\h@ngcomma}  \fi
\ifh@ngfstop  \gdef.{\h@ngfstop}  \fi
\ifh@ngquery  \gdef?{\h@ngquery}  \fi
\ifh@ngexcl   \gdef!{\h@ngexcl}  \fi
\ifh@ngcolon  \gdef:{\h@ngcolon}  \fi
\ifh@ngscolon \gdef;{\h@ngscolon}  \fi
\ifh@ngquote
  \gdef'{\futurelet\next\h@ngrqtest}
  \gdef`{\futurelet\next\h@nglqtest}
  \gdef\h@ngrqtest{\ifx\next'\let\next=\h@ngrquotes\else\let\next=\h@ngrquote\fi\next}
  \gdef\h@nglqtest{\ifx\next`\let\next=\h@nglquotes\else\let\next=\h@nglquote\fi\next}
  \gdef\h@ngrquotes'{\h@ngrqq\kern-\h@ngdquotewd\kern\h@ngdquotewd}
  \gdef\h@nglquotes`{\ifhmode\kern\h@ngdquotewd\vadjust{}\else\leavevmode\fi
    \kern-\h@ngdquotewd\h@nglqq\h@ngallowhyphens}
\fi
\endgroup
\newenvironment{hangpunct}{\activatepunct}{}
\endinput
%%
%% End of file `hanging.sty'.