[oi-dev] libxml2 mapfile and symbol removal

[Richard Lowe]

If they were public they really should stick around. I have no idea how
best you could do that though.  Did the soname change so both versions
could be shipped?

-- Rich

On Sat, Nov 13, 2021, 22:25 Tim Mooney via oi-dev <oi-dev at openindiana.org>
wrote:

>
> All-
>
> I'm investigating how difficult it might be to update libxml2 and libxslt
> to current latest versions.
>
> Unfortunately, libxml2 removed a bunch of formerly public symbols at
> version 2.9.10:
>
>         # emptyExp; removed in 2.9.10
>         # forbiddenExp; removed in 2.9.10
>         # xmlExpCtxtNbCons; removed in 2.9.10
>         # xmlExpCtxtNbNodes; removed in 2.9.10
>         # xmlExpDump; removed in 2.9.10
>         # xmlExpExpDerive; removed in 2.9.10
>         # xmlExpFreeCtxt; removed in 2.9.10
>         # xmlExpFree; removed in 2.9.10
>         # xmlExpGetLanguage; removed in 2.9.10
>         # xmlExpGetStart; removed in 2.9.10
>         # xmlExpIsNillable; removed in 2.9.10
>         # xmlExpMaxToken; removed in 2.9.10
>         # xmlExpNewAtom; removed in 2.9.10
>         # xmlExpNewCtxt; removed in 2.9.10
>         # xmlExpNewOr; removed in 2.9.10
>         # xmlExpNewRange; removed in 2.9.10
>         # xmlExpNewSeq; removed in 2.9.10
>         # xmlExpParse; removed in 2.9.10
>         # xmlExpRef; removed in 2.9.10
>         # xmlExpStringDerive; removed in 2.9.10
>         # xmlExpSubsume; removed in 2.9.10
>
> At a minimum, that likely means that nearly everything that depends
> upon libxml2 will need a rebuild.
>
> My question is about what should be done to the mapfile we use with
> libxml2.  Most of these symbols are marked "global" at
>
>         SYMBOL_VERSION SUNW_1.6 {
>
> Do I just comment them out of that block, or is there some other better
> way to handle these now-removed symbols?
>
> Tim
> --
> Tim Mooney                                             Tim.Mooney at ndsu.edu
> Enterprise Computing & Infrastructure /
> Division of Information Technology    /                701-231-1076 (Voice)
> North Dakota State University, Fargo, ND 58105-5164
>
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