Re: [pclasses-devel] weird undef symbol error on loading mysql driver?

[Christian P. <cp...@se...>]

Am Sonntag 19 Dezember 2004 15:32 schrieb stephan beal:
> i'm stumped on this one:
>
> i can build and run demo/sql.cpp from the source tree, but when a client
> lib i build in another tree tries to do the same stuff, namely open
> psql_mysql.so, i get an undef symbol:
>
> factory.addPlugin("psql_mysql.so");
> ...
>
> PSqlSerializer.cpp:68 : Error from
> P::Classes: /home/stephan/cvs/inst/lib/pclasses/psql_mysql.so:
> undefined symbol: _ZTIN1P9SQLBigIntE

Is this problem already gone? Which platform are you using ?
Did the configure script correctly detect the "long long" type ?
SQLBigInt is a 64bit integer type.

> i'm linking against all of the P libs except the plugins:
>
> stephan@owl:~/cvs/s11n.net/ps11n/src> ldd psql_serializer.so
> ...
>         libpcore.so.1 => /home/stephan/cvs/inst/lib/libpcore.so.1
> (0x400ce000)
>         libpcrypto.so.1 => /home/stephan/cvs/inst/lib/libpcrypto.so.1
> (0x40238000)
>         libpio.so.1 => /home/stephan/cvs/inst/lib/libpio.so.1
> (0x40245000)
>         libpnet.so.1 => /home/stephan/cvs/inst/lib/libpnet.so.1
> (0x4025c000)
>         libpsql.so.1 => /home/stephan/cvs/inst/lib/libpsql.so.1
> (0x40292000)
>         libps11n.so => ./libps11n.so (0x402a4000)
> ...
>
> If i add psql_mysql.so to my links it works, but i shouldn't have to do
> this from the client side.
>
> i also tried opening the DLL with own dll opener, and get the same
> error:
>
> class_loader.cpp:110 : Error opening
> DLL: /home/stephan/cvs/inst/lib/pclasses/psql_mysql.so: undefined
> symbol: _ZTIN1P9SQLBigIntE
>
>
> Any ideas where to look to solve this?