In the last episode (Nov 10), Dave Dyer said:
> I have a family of applications which use the C api to access mysql.
>
> I found by doing a test upgrade to 4.1 that all of these applications
> crash, apparently because the structures passed between my
> applications and libmysql.dll are incompatible. Recompiling the
> applications fixes the problem, but I'm disturbed that these "broken"
> applications didn't fail gracefully, when stale applications
> presented unusable structures to the new libmysql.
>
> 1) Is there no automatic check for compatibility that I should be
> encountering, and somehow am not?
On Unix, shared libraries bump their version number when the ABI
changes to prevent this from happening. Maybe libmysql.dll should have
the same protection? One workaround is to link that library
statically.
--
Dan Nelson
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