[R] Fonts in *.Rd files.

Rolf Turner rolf.turner at xtra.co.nz
Fri Oct 12 03:13:44 CEST 2012

Message received; thanks.



On 12/10/12 12:38, Duncan Murdoch wrote:
> On 12-10-11 6:05 PM, Rolf Turner wrote:
>> I wanted to put a certain string in sans serif font in an *.Rd file
>> that I was writing.  I tried {\sf ...} and \textsf{...} but both 
>> resulted
>> in the warning "unknown macro".  The manual on "Writing R Extensions"
>> seems to me to imply that one should be able to invoke such LaTeX
>> macros (section 2.3):
>>> Each of the above commands takes LaTeX-like input, so other macros may
>>> be used within text.
>> Is there something else I need to do to get this to work?  Or some 
>> other way
>> to get sans serif?
>> I would appreciate any pointers.
> "LaTeX-like" refers to the way the parser works, it doesn't imply that 
> all LaTeX macros are supported.
> I think you have two ways to get what you want.  You can look through 
> the available macros (listed in the Writing R Extensions manual, 
> section 2.3) for something.  Most of the macros describe the type of 
> text, rather than the formatting. \code{} or \verb{} might be what 
> you're after.
> The other choice, which works only for LaTeX output, is to say you 
> want some actual LaTeX macros.  These would only be output when 
> producing a PDF of the help page.  Then you really do have all of 
> LaTeX at your disposal.  Doing that is described in 2.11 on 
> conditional text.
> Duncan Murdoch

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