[Lazarus] CHM help package

[Marco van de Voort]

On Tue, Dec 12, 2017 at 04:03:17PM +0100, Werner Pamler via Lazarus wrote:
> >> should go there independently of how this story ends here. I have 
> >> commit rights to Lazarus and can put it there. Any objections?
> >
> > Why not to use TEncoding provided with FPC 3?
> 
> This is not the point. chm stores a Windows LCID to identify which 
> codepage is used for index and table of contents within the chm. 
> Therefore, LCID and codepage must be mapped to each other. This is what 
> Sergey's unit lcid_conv does. TEncoding does not have anything to do 
> with LCID.

No, but afaik an tencoding to lcid mapping would allow to convert?
 
> I am no longer sure if it really fits into LazUtils because as I 
> understand now the unit is needed also for writing - no it should be 
> with the other chm units in (fpc)/packages/chm.

If it can be sufficiently clean (just the plain wrappings and maybe a
converter helper), it could be stuffed in rtl-unicode. CHM is probably not
the only thing that uses LCIDs.