[fpc-pascal] Re: linux: should we hard-code versioned orunversioned shared libraries in our apps?

Michael Van Canneyt michael at freepascal.org
Wed Aug 15 18:09:50 CEST 2012

On Wed, 15 Aug 2012, Ludo Brands wrote:

>> So why does FCL-DB look at the unversioned *.so by default?
>> Wouldn't it make more sense to change FCL-DB to look for
>> libfbclient.so.2 instead? 2 being the latest major version of
>> Firebird DB, and that is also the latest version that
>> ibconnection.pp was written for.
> Completely agreed.
> The default library file can be overrided but this is all but self
> explaining (and barely documented AFAIK):
> - firebird: uses ibase60dyn; ... InitialiseIBase60('libraryname');
> - postgres: uses postgres3dyn; ... InitialisePostgres3('libraryname');
> - mysql5.1: uses mysql51dyn; ... InitialiseMysql('libraryname');
> It can only be done at run-time, so no way to activate any connections in
> the OI.
> A libraryfilename property for the different sqldb components would be nice.

No, this would suggest that you can set a different value for each instance.

I think a settings dialog in the component editor (from the form designer)
would be better. Or a settings dialog under 'Tools'.

Patches welcome :-)


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