[Problem] Bug with the C node type of psmatrix environment

[Denis Girou]

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  Kostas Oikonomou <ko at surya.ho.att.com> report today a bug with the C node
type of psmatrix environment, in pst-node.tex file. Thanks to him.

  Here is the temporary correction. As usual, file on CTAN will be updated
later.

\def\fileversion{93a/b,94beta-97 patch 2}
\def\filedate{1997/07/30}

D.G.

\documentclass{article}

\usepackage{pst-node}

\makeatletter
\def\cnode at ii(#1)#2#3{%
\leavevmode
\hbox{%
\use at par
\pst@@getcoor{#1}%
\pssetlength\pst at dimc{#2}%
\pst at dimg=\psk at dimen\pslinewidth
\advance\pst at dimc-\pst at dimg
\advance\pst at dimc.5\pslinewidth
\ifnodealign
\kern\pst at dimc
\vrule width\z@ height \pst at dimc depth \pst at dimc
\fi
\pscircle at do(#1){#2}%
\pst at newnode{#3}{11}{\pst at coor \pst at number\pst at dimc}{\tx at InitCnode}%
% DG/SR modification begin - Jul. 30, 1997
%\ifnodealign \kern\pst at dimc\egroup \fi}%
\ifnodealign\kern\pst at dimc\fi}%
% DG/SR modification end
\ignorespaces}
\makeatother

\begin{document}


\begin{psmatrix}[mnode=circle,emnode=C]
  A & & & B
\end{psmatrix}

\vspace{1cm}
\begin{psmatrix}[radius=1,mnode=circle,emnode=C]
  A & & & B
\end{psmatrix}

\end{document}

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