algorithmic.sty

%%
%% This is file `algorithmic.sty',
%% generated with the docstrip utility.
%%
%% The original source files were:
%%
%% algorithms.dtx  (with options: `algorithmic')
%% This is a generated file.
%% 
%% Copyright (C) 1994-2004   Peter Williams <pwil3058@bigpond.net.au>
%% Copyright (C) 2005-2009   Rogério Brito <rbrito@ime.usp.br>
%% 
%% This document file is free software; you can redistribute it and/or
%% modify it under the terms of the GNU Lesser General Public License as
%% published by the Free Software Foundation; either version 2 of the
%% License, or (at your option) any later version.
%% 
%% This document file is distributed in the hope that it will be useful, but
%% WITHOUT ANY WARRANTY; without even the implied warranty of
%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser
%% General Public License for more details.
%% 
%% You should have received a copy of the GNU Lesser General Public License
%% along with this document file; if not, write to the Free Software
%% Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
%% USA.
%% 
\NeedsTeXFormat{LaTeX2e}[1999/12/01]
\ProvidesPackage{algorithmic}
   [2009/08/24 v0.1 Document Style `algorithmic']
% The algorithmic.sty package:
\RequirePackage{ifthen}
\RequirePackage{keyval}
\newboolean{ALC@noend}
\setboolean{ALC@noend}{false}
\newcounter{ALC@unique}    % new counter to make lines numbers be internally
\setcounter{ALC@unique}{0} % different in different algorithms
\newcounter{ALC@line}      % counter for current line
\newcounter{ALC@rem}       % counter for lines not printed
\newcounter{ALC@depth}
\newlength{\ALC@tlm}
%
\DeclareOption{noend}{\setboolean{ALC@noend}{true}}
%
\ProcessOptions
%
% For keyval-style options
\def\algsetup{\setkeys{ALG}}
%
% For indentation of algorithms
\newlength{\algorithmicindent}
\setlength{\algorithmicindent}{0pt}
\define@key{ALG}{indent}{\setlength{\algorithmicindent}{#1}}
\ifthenelse{\lengthtest{\algorithmicindent=0pt}}%
        {\setlength{\algorithmicindent}{1em}}{}
%
% For line numbers' delimiters
\newcommand{\ALC@linenodelimiter}{:}
\define@key{ALG}{linenodelimiter}{\renewcommand{\ALC@linenodelimiter}{#1}}
%
% For line numbers' size
\newcommand{\ALC@linenosize}{\footnotesize}
\define@key{ALG}{linenosize}{\renewcommand{\ALC@linenosize}{#1}}
%
% ALGORITHMIC
\newcommand{\algorithmicrequire}{\textbf{Require:}}
\newcommand{\algorithmicensure}{\textbf{Ensure:}}
\newcommand{\algorithmiccomment}[1]{\{#1\}}
\newcommand{\algorithmicend}{\textbf{end}}
\newcommand{\algorithmicif}{\textbf{if}}
\newcommand{\algorithmicthen}{\textbf{then}}
\newcommand{\algorithmicelse}{\textbf{else}}
\newcommand{\algorithmicelsif}{\algorithmicelse\ \algorithmicif}
\newcommand{\algorithmicendif}{\algorithmicend\ \algorithmicif}
\newcommand{\algorithmicfor}{\textbf{for}}
\newcommand{\algorithmicforall}{\textbf{for all}}
\newcommand{\algorithmicdo}{\textbf{do}}
\newcommand{\algorithmicendfor}{\algorithmicend\ \algorithmicfor}
\newcommand{\algorithmicwhile}{\textbf{while}}
\newcommand{\algorithmicendwhile}{\algorithmicend\ \algorithmicwhile}
\newcommand{\algorithmicloop}{\textbf{loop}}
\newcommand{\algorithmicendloop}{\algorithmicend\ \algorithmicloop}
\newcommand{\algorithmicrepeat}{\textbf{repeat}}
\newcommand{\algorithmicuntil}{\textbf{until}}
\newcommand{\algorithmicprint}{\textbf{print}}
\newcommand{\algorithmicreturn}{\textbf{return}}
\newcommand{\algorithmicand}{\textbf{and}}
\newcommand{\algorithmicor}{\textbf{or}}
\newcommand{\algorithmicxor}{\textbf{xor}}
\newcommand{\algorithmicnot}{\textbf{not}}
\newcommand{\algorithmicto}{\textbf{to}}
\newcommand{\algorithmicinputs}{\textbf{inputs}}
\newcommand{\algorithmicoutputs}{\textbf{outputs}}
\newcommand{\algorithmicglobals}{\textbf{globals}}
\newcommand{\algorithmicbody}{\textbf{do}}
\newcommand{\algorithmictrue}{\textbf{true}}
\newcommand{\algorithmicfalse}{\textbf{false}}
\def\ALC@item[#1]{%
\if@noparitem \@donoparitem
  \else \if@inlabel \indent \par \fi
         \ifhmode \unskip\unskip \par \fi
         \if@newlist \if@nobreak \@nbitem \else
                        \addpenalty\@beginparpenalty
                        \addvspace\@topsep \addvspace{-\parskip}\fi
           \else \addpenalty\@itempenalty \addvspace\itemsep
          \fi
    \global\@inlabeltrue
\fi
\everypar{\global\@minipagefalse\global\@newlistfalse
          \if@inlabel\global\@inlabelfalse \hskip -\parindent \box\@labels
             \penalty\z@ \fi
          \everypar{}}\global\@nobreakfalse
\if@noitemarg \@noitemargfalse \if@nmbrlist \refstepcounter{\@listctr}\fi \fi
\sbox\@tempboxa{\makelabel{#1}}%
\global\setbox\@labels
 \hbox{\unhbox\@labels \hskip \itemindent
       \hskip -\labelwidth \hskip -\ALC@tlm
       \ifdim \wd\@tempboxa >\labelwidth
                \box\@tempboxa
          \else \hbox to\labelwidth {\unhbox\@tempboxa}\fi
       \hskip \ALC@tlm}\ignorespaces}
%
\newenvironment{algorithmic}[1][0]{
\setcounter{ALC@depth}{\@listdepth}%
\let\@listdepth\c@ALC@depth%
\let\@item\ALC@item%
  \newcommand{\ALC@lno}{%
\ifthenelse{\equal{\arabic{ALC@rem}}{0}}
{{\ALC@linenosize \arabic{ALC@line}\ALC@linenodelimiter}}{}%
}
\let\@listii\@listi
\let\@listiii\@listi
\let\@listiv\@listi
\let\@listv\@listi
\let\@listvi\@listi
\let\@listvii\@listi
  \newenvironment{ALC@g}{
    \begin{list}{\ALC@lno}{ \itemsep\z@ \itemindent\z@
    \listparindent\z@ \rightmargin\z@
    \topsep\z@ \partopsep\z@ \parskip\z@\parsep\z@
    \leftmargin \algorithmicindent%1em
    \addtolength{\ALC@tlm}{\leftmargin}
    }
  }
  {\end{list}}
  \newcommand{\ALC@it}{%
    \stepcounter{ALC@rem}%
    \ifthenelse{\equal{\arabic{ALC@rem}}{#1}}{\setcounter{ALC@rem}{0}}{}%
    \stepcounter{ALC@line}%
    \refstepcounter{ALC@unique}%
    \item\def\@currentlabel{\theALC@line}%
  }
  \newcommand{\ALC@com}[1]{\ifthenelse{\equal{##1}{default}}%
{}{\ \algorithmiccomment{##1}}}
  \newcommand{\REQUIRE}{\item[\algorithmicrequire]}
  \newcommand{\ENSURE}{\item[\algorithmicensure]}
  \newcommand{\PRINT}{\ALC@it\algorithmicprint{} \ }
  \newcommand{\RETURN}{\ALC@it\algorithmicreturn{} \ }
  \newcommand{\TRUE}{\algorithmictrue{}}
  \newcommand{\FALSE}{\algorithmicfalse{}}
  \newcommand{\AND}{\algorithmicand{} }
  \newcommand{\OR}{\algorithmicor{} }
  \newcommand{\XOR}{\algorithmicxor{} }
  \newcommand{\NOT}{\algorithmicnot{} }
  \newcommand{\TO}{\algorithmicto{} }
  \newcommand{\STATE}{\ALC@it}
  \newcommand{\STMT}{\ALC@it}
  \newcommand{\COMMENT}[1]{\algorithmiccomment{##1}}
  \newenvironment{ALC@inputs}{\begin{ALC@g}}{\end{ALC@g}}
  \newenvironment{ALC@outputs}{\begin{ALC@g}}{\end{ALC@g}}
  \newenvironment{ALC@globals}{\begin{ALC@g}}{\end{ALC@g}}
  \newenvironment{ALC@body}{\begin{ALC@g}}{\end{ALC@g}}
  \newenvironment{ALC@if}{\begin{ALC@g}}{\end{ALC@g}}
  \newenvironment{ALC@for}{\begin{ALC@g}}{\end{ALC@g}}
  \newenvironment{ALC@whl}{\begin{ALC@g}}{\end{ALC@g}}
  \newenvironment{ALC@loop}{\begin{ALC@g}}{\end{ALC@g}}
  \newenvironment{ALC@rpt}{\begin{ALC@g}}{\end{ALC@g}}
  \renewcommand{\\}{\@centercr}
  \newcommand{\INPUTS}[1][default]{\ALC@it\algorithmicinputs\ \ALC@com{##1}\begin{ALC@inputs}}
  \newcommand{\ENDINPUTS}{\end{ALC@inputs}}
  \newcommand{\OUTPUTS}[1][default]{\ALC@it\algorithmicoutputs\ \ALC@com{##1}\begin{ALC@outputs}}
  \newcommand{\ENDOUTPUTS}{\end{ALC@outputs}}
  \newcommand{\GLOBALS}{\ALC@it\algorithmicglobals\ }
  \newcommand{\BODY}[1][default]{\ALC@it\algorithmicbody\ \ALC@com{##1}\begin{ALC@body}}
  \newcommand{\ENDBODY}{\end{ALC@body}}
  \newcommand{\IF}[2][default]{\ALC@it\algorithmicif\ ##2\ \algorithmicthen%
\ALC@com{##1}\begin{ALC@if}}
  \newcommand{\ELSE}[1][default]{\end{ALC@if}\ALC@it\algorithmicelse%
\ALC@com{##1}\begin{ALC@if}}
  \newcommand{\ELSIF}[2][default]%
{\end{ALC@if}\ALC@it\algorithmicelsif\ ##2\ \algorithmicthen%
\ALC@com{##1}\begin{ALC@if}}
  \newcommand{\FOR}[2][default]{\ALC@it\algorithmicfor\ ##2\ \algorithmicdo%
\ALC@com{##1}\begin{ALC@for}}
  \newcommand{\FORALL}[2][default]{\ALC@it\algorithmicforall\ ##2\ %
\algorithmicdo%
\ALC@com{##1}\begin{ALC@for}}
  \newcommand{\WHILE}[2][default]{\ALC@it\algorithmicwhile\ ##2\ %
\algorithmicdo%
\ALC@com{##1}\begin{ALC@whl}}
  \newcommand{\LOOP}[1][default]{\ALC@it\algorithmicloop%
\ALC@com{##1}\begin{ALC@loop}}
  \newcommand{\REPEAT}[1][default]{\ALC@it\algorithmicrepeat%
\ALC@com{##1}\begin{ALC@rpt}}
  \newcommand{\UNTIL}[1]{\end{ALC@rpt}\ALC@it\algorithmicuntil\ ##1}
  \ifthenelse{\boolean{ALC@noend}}{
    \newcommand{\ENDIF}{\end{ALC@if}}
    \newcommand{\ENDFOR}{\end{ALC@for}}
    \newcommand{\ENDWHILE}{\end{ALC@whl}}
    \newcommand{\ENDLOOP}{\end{ALC@loop}}
  }{
    \newcommand{\ENDIF}{\end{ALC@if}\ALC@it\algorithmicendif}
    \newcommand{\ENDFOR}{\end{ALC@for}\ALC@it\algorithmicendfor}
    \newcommand{\ENDWHILE}{\end{ALC@whl}\ALC@it\algorithmicendwhile}
    \newcommand{\ENDLOOP}{\end{ALC@loop}\ALC@it\algorithmicendloop}
  }
  \renewcommand{\@toodeep}{}
  \begin{list}{\ALC@lno}{\setcounter{ALC@rem}{0}\setcounter{ALC@line}{0}%
    \itemsep\z@ \itemindent\z@ \listparindent\z@%
    \partopsep\z@ \parskip\z@ \parsep\z@%
    \labelsep 0.5em \topsep 0.2em%
\ifthenelse{\equal{#1}{0}}
  {\labelwidth 0.5em }
  {\labelwidth  1.2em }
\leftmargin\labelwidth \addtolength{\leftmargin}{\labelsep}
    \ALC@tlm\labelsep
  }
}
{\end{list}}
\endinput
%%
%% End of file `algorithmic.sty'.