\HeaderA{Rcal}{A function to print a calendar.}{Rcal}
\keyword{manip}{Rcal}
\begin{Description}\relax
A function that prints the requested monthly calendar. The function
relies on \code{pipe} and the Unix routine \code{cal}.
\end{Description}
\begin{Usage}
\begin{verbatim}
Rcal(month, year)
\end{verbatim}
\end{Usage}
\begin{Arguments}
\begin{ldescription}
\item[\code{month}] An optional argument, if supplied a number between 1 and 12. 
\item[\code{year}] An optional argument, if supplied a year. 
\end{ldescription}
\end{Arguments}
\begin{Details}\relax
By default this prints the calendar for the current month and year. Otherwise
if a month and year are given and then the calendar for that month and year
is printed.
\end{Details}
\begin{Value}
No value is returned.
\end{Value}
\begin{Author}\relax
R. Gentleman
\end{Author}
\begin{SeeAlso}\relax
\code{\LinkA{pipe}{pipe}}
\end{SeeAlso}
\begin{Examples}
\begin{ExampleCode}
  Rcal()
  Rcal(6, 1970)
\end{ExampleCode}
\end{Examples}

