Re: [Swig-user] Is Ruby 1.9.x not supported by SWIG 1.3.39?

[William S F. <ws...@fu...>]

Bennett, Patrick wrote:
> I've been trying to build an existing swig module of mine w/ Ruby 1.9.1 and it looks like SWIG isn't compatible yet (1.3.39).
> 
> It looks like quite a few of the ruby wrappers try to adjust a Ruby Array's length directly using RARRAY_LEN.
> i.e.:
> 	RARRAY_LEN(obj) = size;
> 
> In 1.9.1, the length member doesn't appear to just be a simple integer.  The RARRAY_LEN macro will no longer work as an l-value and I don't see an obvious replacement.
> Here's its 1.9.1 definition:
> #define RARRAY_LEN(a) \
>     ((RBASIC(a)->flags & RARRAY_EMBED_FLAG) ? \
>      (long)((RBASIC(a)->flags >> RARRAY_EMBED_LEN_SHIFT) & \
> 	 (RARRAY_EMBED_LEN_MASK >> RARRAY_EMBED_LEN_SHIFT)) : \
>      RARRAY(a)->as.heap.len)
> 
Ruby 1.8 is what we test with when making releases. No one has been 
actively maintaining Ruby for a while now so some fixes for 1.9 might 
well be required if the 1.9 api is not backward compatible with 1.8. I 
suggest you send us any patches you think are needed.

William