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(\opnr, \clnr): Increment/decrement \parencount, for

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* texinfo.tex (\opnr, \clnr): Increment/decrement \parencount, for
   	  @defun lines with nested parens.  From Bill Schelter
 	  <wfs@fireant.ma.utexas.edu>.
	(\itemizeitem): Correct \errmessage.
This commit is contained in:
Karl Berry 1997-05-23 17:02:00 +00:00
parent 922730c406
commit 7827f1bde8
1 changed files with 13 additions and 9 deletions
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22
texinfo.tex
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@ -1890,7 +1890,7 @@ July\or August\or September\or October\or November\or December\fi
\def\itemizeitem{%
\advance\itemno by 1
{\let\par=\endgraf \smallbreak}%
\ifhmode \errmessage{\in hmode at itemizeitem}\fi
\ifhmode \errmessage{In hmode at itemizeitem}\fi
{\parskip=0in \hskip 0pt
\hbox to 0pt{\hss \itemcontents\hskip \itemmargin}%
\vadjust{\penalty 1200}}%
@ -3685,16 +3685,17 @@ width0pt\relax} \fi
% Definitions of (, ) and & used in args for functions.
% This is the definition of ( outside of all parentheses.
\gdef\oprm#1 {{\rm\char`\(}#1 \bf \let(=\opnested %
\global\advance\parencount by 1 }
\gdef\oprm#1 {{\rm\char`\(}#1 \bf \let(=\opnested
\global\advance\parencount by 1
}
%
% This is the definition of ( when already inside a level of parens.
\gdef\opnested{\char`\(\global\advance\parencount by 1 }
%
\gdef\clrm{% Print a paren in roman if it is taking us back to depth of 0.
% also in that case restore the outer-level definition of (.
\ifnum \parencount=1 {\rm \char `\)}\sl \let(=\oprm \else \char `\) \fi
\global\advance \parencount by -1 }
% also in that case restore the outer-level definition of (.
\ifnum \parencount=1 {\rm \char `\)}\sl \let(=\oprm \else \char `\) \fi
\global\advance \parencount by -1 }
% If we encounter &foo, then turn on ()-hacking afterwards
\gdef\amprm#1 {{\rm\&#1}\let(=\oprm \let)=\clrm\ }
%
@ -3702,8 +3703,11 @@ width0pt\relax} \fi
} % End of definition inside \activeparens
%% These parens (in \boldbrax) actually are a little bolder than the
%% contained text. This is especially needed for [ and ]
\def\opnr{{\sf\char`\(}} \def\clnr{{\sf\char`\)}} \def\ampnr{\&}
\def\lbrb{{\bf\char`\[}} \def\rbrb{{\bf\char`\]}}
\def\opnr{{\sf\char`\(}\global\advance\parencount by 1 }
\def\clnr{{\sf\char`\)}\global\advance\parencount by -1 }
\def\ampnr{\&}
\def\lbrb{{\bf\char`\[}}
\def\rbrb{{\bf\char`\]}}
% First, defname, which formats the header line itself.
% #1 should be the function name.
@ -3880,7 +3884,7 @@ width0pt\relax} \fi
\hyphenchar\tensl=0
#1%
\hyphenchar\tensl=45
\ifnum\parencount=0 \else \errmessage{unbalanced parens in @def arguments}\fi%
\ifnum\parencount=0 \else \errmessage{Unbalanced parentheses in @def}\fi%
\interlinepenalty=10000
\advance\rightskip by 0pt plus 1fil
\endgraf\penalty 10000\vskip -\parskip\penalty 10000%