Re: libmoto PowerPC-optimized math library?
"C.M. Connelly" wrote:
>
> "MD" == Michel Daenzer <daenzerm@student.ethz.ch>
>
> MD> I've just replaced -lm in the Makefiles by -lmoto, and I've
> MD> noticed that the binary is still dynamically linked against
> MD> libm - is there anything else I have to do for libmoto to
> MD> be used?
>
> The README file that accompanies libmoto says that you should use
> it by adding ``-lmoto'' *before* the ``-lm''. The order is
> important: the linker loads functions from libraries in the order
> that it finds them, and ignores duplicate functions.
>
> You still need ``-lm'', too: libmoto only specifies a subset of
> the functions provided by the math library, and if the linker
> doesn't find the functions it needs, it will blow up.
I have replaced -lm by -lmoto everywhere; the binary is still dynamically
linked against libm - I suppose another dynamic library drags it in. Do the
libmoto functions have precedence over libm in this case?
> Depending on where you've placed the library, you may also need to
> add something like ``-L/usr/local/lib/libmoto'' before the
> ``-lmoto'' flag.
I've alienated an RPM, so it's in /usr/lib/ .
Michel
--
Earthling Michel Dänzer (MrCooper) \ CS student and free software enthusiast
Debian GNU/Linux (powerpc,i386) user \ member of XFree86 and The DRI Project
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