Re: ALchar vs ALubyte

On Tuesday 30 August 2005 17:13, Jason Daly wrote:
> Andreas Beckermann wrote:
> >Hi
> >I used to use alGetProcAddress((ALubyte*)"foobar") however with OpenAL 1.1
> >this fails, as alGetProcAddress() now takes a ALchar* instead of a
> > ALubyte*. Changing this to alGetProcAddress((ALchar*)"foobar") fails on
> > OpenAL 1.0 systems.
> >Changing this to alGetProcAddress("foobar") fails on at least OpenAL 1.0
> >systems.
> >
> >Is there a way to retrieve the OpenAL version at compile time (like in
> > OpenGL which provides GL_VERSION_*) ?
> >Currently we are using
> >  #ifdef AL_BYTE_OFFSET // OpenAL >= 1.1
> >  alGetProcAddress((ALchar*)"foobar");
> >  #else // OpenAL 1.0
> >  alGetProcAddress((ALubyte*)"foobar");
> >  #endif
> >however this solution obviously sucks. What is the "correct" way?
> >
> >(I am using the linux version)
>
> Hmm.  Well, I'd say use alGetString(AL_VERSION), but at the moment,
> that's going to give you "0.0.8", or something like that (the version
> number on the library, instead of the spec).   Probably what it should
> return is something like "1.1 Linux 0.0.8" instead.
>
> Eventually, this is going to be the way to do it, but as with much of
> the Linux implementation, it's not ready yet.
>
> --"J"

I'm afraid that doesn't suffice. alGetString() can give a runtime version 
string only, that won't help at compilation time :-(

CU
Andi