Hi Jacob, On Fri, Jun 2, 2017 at 1:26 AM, Jacob Champion <champio...@gmail.com> wrote: > > I'd like to be able to use the apr_atomic primitives for cross-process work > in shared memory, but as far as I can see, not every implementation is > guaranteed to work across processes (for example, the generic implementation > uses apr_thread_mutex*). > > I'd be fine falling back to a heavyweight implementation if a platform truly > needed it, but I can't find a way to "query" characteristics of the atomics > implementation, so the fallback unfortunately has to be the default. Is > there a feature macro I'm missing somewhere?
Looks like there is none :/ OTOH, I don't see which platform use generic (mutex) atomics by default, they have to be force_generic_atomics=yes at ./configure time or -DUSE_ATOMICS_GENERIC at compile time... Regards, Yann.
