[Lazarus] Automatic handling of multiple Lazarus installation - user configuration folder (Was: Re: Search paths per platform)

[Sven Barth]

On 14.09.2011 10:54, Martin wrote:
> On 14/09/2011 04:31, Flávio Etrusco wrote:
>> On Wed, Sep 14, 2011 at 12:10 AM, Hans-Peter Diettrich
>> <DrDiettrich1 at aol.com> wrote:
>>> Sven Barth schrieb:
>>>> 2. Delphi uses the Windows Registry to store its known packages,
>>>> true, but
>>>> Lazarus basically does the same for its installed packages in its
>>>> XML files
>>>> that are stored in e.g. %APPDATA%\lazarus or ~/.lazarus.
>>> The difference becomes obvious with multiple Lazarus installations.
>>> Where
>>> multiple Delphi versions share packages (causing trouble), every Lazarus
>>> installation must be configured explicitly.
>> I believe this has been discussed recently, but can't find it right now.
>> I'm willing to write patch, which of these features would be
>> desirable/accepted?
>> 1) Create user the configuration to include Lazarus version (just
>> major&minor) in the folder name? (at least NetBeans does this, I find
>> it nice :) )
> Storing config in the app dir IMHO is not a good idea (btw older Lazarus
> did do that.)
> Most modern OS have guidelines t say otherwise.
>
> On linux users can not write to that dir at all. On Windows it would
> currently work, because lazarus is nt in "Program Files" folder => once
> it will be, windows will apply "workarounds" by moving the files to
> "Program Data" or similar (newer windows only).
>
> Backup solutions may not find the data in the prg folder, multi user
> systems will not work...

I believe he meant extending the name where the configuration is 
stored... e.g. "lazarus0.9" instead of just "lazarus".

Regards,
Sven