[Bioc-devel] annotation data in package

[Martin Morgan]

Hi Martino --

see ?.onLoad for evaluating code when the package is loaded. Basically,
include in your package a function

.onLoad <- function(libname, pkgname)
{
   <your code here>
}

Martin

Martino Barenco wrote:
> Dear list,
> 
> I am maintaining a package (rHVDM) and I have the following problem. One
> of the commands in the package needs as input, plattform-specific data.
> I started by putting the plattform-specific data in the data directory
> of the package but this required, on the part of the user, to load the
> data first (with a command data(...)) prior to using the command. In a
> bid to avoid that step I have embedded the relevant tables directly in
> one of the .R files. However this is not terribly elegant, if not
> completely wrong from a programming point of view. Moreover, these
> tables will be growing in size which makes the present situation even
> more shaky.
> 
> So, is there a way, upon loading the package to automatically load these
> data too, and how? (for example, the affy package recognizes the main
> affy chips).
> 
> In advance, many thanks
> 
> Martino
> 
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-- 
Martin Morgan
Computational Biology / Fred Hutchinson Cancer Research Center
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