Re: Need help with a strange luasql problem

["Gangadhar NPK" <npk.gangadhar@...>]

You can try using some command like dump to find out how the symbol was defined.

On Thu, Sep 25, 2008 at 6:52 AM, James Dennett <james.dennett@gmail.com> wrote:
> On Wed, Sep 24, 2008 at 5:57 PM, Juan Backson <juanbackson@gmail.com> wrote:
>> On Thu, Sep 25, 2008 at 8:28 AM, Luiz Henrique de Figueiredo
>> <lhf@tecgraf.puc-rio.br> wrote:
>>>
>>> > Does anyone have any idea what is wrong?
>>> >
>>> > > 2008-09-24 20:02:20 [ERR] mod_lua.cpp:177 lua_parse_and_execute()
>>> > > error
>>> > > loading module 'luasql.mysql' from file
>>> > > '/usr/local/lib/lua/5.1/luasql/mysql.so':
>>> > >         /usr/local/lib/lua/5.1/luasql/mysql.so: undefined symbol:
>>> > > lua_getfield
>>>
>>> Have you compiled Lua as C or C++?
>>
>> Hi,
>>
>> No, I did not compile my lua code.  It is the application I am using that
>> will take my lua scripts ad run with it.   I don't think the application
>> compiles the lua code for me.
>>
>> Thanks,
>> JB
>
> It's not the code written in Lua that's compiled: Lua (written in C,
> also valid as C++) is compiled, and that version doesn't seem to be
> link-compatible with the compiled mysql.so library.  One possible
> reason is that one was compiled as C and one was compiled as C++.
> Without many more details of where all of these libraries have come
> from and/or how they were built, and how you are linking, it's hard to
> guess what's wrong.  From the ".so" filename and the paths we guess
> that this is likely some Unix-like platform, but beyond that we're
> speculating.
>
> -- James
>