On 18/11/2011 13:49, Phil Clayton wrote:
On 17/11/11 19:40, David Matthews wrote:
Well, having decided that the existing code is horrible I bit the bullet
and investigated libffi more closely. It turns out that it does
everything we need including callbacks. I've now modified the
foreign-functi
David,
Thanks - I have checked the example on x86_64 and can confirm that it
works there too.
Phil
On 18/11/11 11:48, David Matthews wrote:
Phil,
Thanks for providing a compact example. I ran the test and found out
what was happening. Essentially, if two pointers contained the same
value bu
On 17/11/11 19:40, David Matthews wrote:
On 16/11/2011 20:27, Phil Clayton wrote:
On 16/11/11 18:27, David Matthews wrote:
On 16/11/2011 18:07, Phil Clayton wrote:
Right. Those preprocessor symbols are wrong. I think I changed them
elsewhere in the code and somehow those got missed. I think the
I found an issue with my use of setFinal to free allocated strings that
was causing a memory leak. I hadn't appreciated a behavioural detail of
setFinal, though it seems obvious now I know. In particular, for
setFinal f v, it is (the C value referenced by) v at the time f is
called, not at th
Phil,
Thanks for providing a compact example. I ran the test and found out
what was happening. Essentially, if two pointers contained the same
value but the finaliser was associated with the later entry in the vol
table it was possible that the internal memory used to hold the pointer
value