[uClibc] dlopen / dlsym

[Joakim Tjernlund]

> Erik et al,
> 
> Thanks for your quick response. I must compliment you on a great
> library. It will really help our app. (Mbedthis AppWeb).
> 
> Sorry, excuse my inexactness -- lack of sleep.
> 
> Under gcc/glibc ix86 as supplied by redhat 9 it works fine.
> Using uClinux/uClibc or a uClibc toolchain for IX86 on the same system
> as above, I get the problem.
> 
> BTW: the pointer returned is in the right memory space. running the
> system monitor and looking at the memory maps, the DLL is being loaded
> and the pointer is into the DLLs memory space. It just faults when I try
> to use the pointer.
> 
> I built the toolchain, by downloading (CVS) your current snapshot. I did
> not use buildroot, but rather I used toolchain/gcc-3.3.x/make. Seemed to
> work fine. Had a few issues with ccache linking to executables
> incorrectly, but that was easily fixed. 
> 
> Most of our product works fine and I can compile without DLLs and it
> works well also.
> 
> Any guidance will be appreciated.

Do the test suite under test/dlopen work? It does for me on PPC.

 Jocke