Re: [xml] adding "void *private" member to the struct xmlNs

[Daniel Veillard <veillard redhat com>]

On Sun, Jul 21, 2002 at 05:43:53PM -0700, Aleksey Sanin wrote:
> Hi, Daniel!
> 
> This question was discussed some time ago but I could not understand
> do we have any agreement or not. And  I would like to raise it again
> because it looks like I need this functionality too :)

Argh ....

> So the question is: can we add "void* private" member to the "struct xmlNs"?
> This pointer will be used by application to store application specific data
> and LibXML will simply always ignore it.
> There were two suggestions:
>     1) make struct xmlNs  similar to structures for other node types and put
>     "void * private" on the second place (adv.: simplicity and following
>     standard; dis. : this breaks binary compatibility)
>     2) add "void* private" to the end of struct xmlNs (adv.: binary 
> compatible;
>     dis.: "special case" for applications)
> As far as I can understand, we could not go with option 1) because of 
> binary
> compatibility. I would like to find out, can the implement option 2) 
>  (it's ugly
> but it gives me what I want :) ).

  then 2) please but make the field name "_private" like on the others
nodes. It also avoid the C++ reserved name problem.

Daniel

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