[Rd] suggestion of new API function for embedded programming.

[Jeffrey Horner]

EBo wrote on 09/04/2008 10:33 AM:
> Simon Urbanek <simon.urbanek at r-project.org> said:
> 
>> Why do you think is R_ParseVector not sufficient for this? That is  
>> what most of use use to achieve exactly what you describe...
>> For something that even mimics the continuation behavior of the R  
>> console have a look at parseString function in Rserve.
> 
> Thank you for the reply.  
> 
> I am new to R, and struggling to learn most of it's aspects and embedding
> issues in particular.  When I first posted my questions and comments on the
> IRC channel and here I asked how I would go about about achieving this
> functionality.  Last night I stumbled onto an example of what R_ParseVector
> actually does I was finially able to get it working.  Part of my post was
> intended to say I have found a solution, and part of it to show how my
> original thought would be done.  There is only on reason to add the API is
> code clarity and convenience.  Actually a few additional sentences in the
> embedded documentation better explaining what R_ParseVector does would
> havekept me from creating this thread and a couple of days of pain.  As for
> parseString, this is the first I have read of it, so will now check into it.

Also, study the source code in the littler project. As it is a simple 
command line alternative to the R shell script and executable, it may 
bring you up to speed on simple embedding and parsing; another example 
at least.

http://biostat.mc.vanderbilt.edu/LittleR


Jeff

> 
> Thanks and best regards,
> 
>   EBo --
> 
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http://biostat.mc.vanderbilt.edu/JeffreyHorner