Since CF is really an implementation detail of Foundation for corelibs, let’s
use the CF implementation for Foundation.
- Tony
> On May 10, 2016, at 12:10 PM, Chris Bailey via swift-corelibs-dev
> <swift-corelibs-dev@swift.org> wrote:
>
> NSOperation.swift currently makes a call to pthread_main_np() on line 536.
> This causes a compilation failure on Linux as there isn't an implementation
> of pthread_main_np() in Glibc.
>
> There's few ways of fixing this. Before I go ahead and implement one of them,
> I'd like to get some input on what we thing is the best approach.
>
> The most obvious approach would be to leverage the shim we've added to
> CoreFoundation already. We implemented pthread_main_np() using the following
> function in CFPlatform.c:
> Boolean _CFIsMainThread(void) {
> return syscall(SYS_gettid) == getpid();
> }
> This is only available internally to CF, but could be exposed to Foundation,
> either as _CFIsMainThread() or as pthread_main_np().
>
> Other options would be to expose the pthread_main_np() shim that's in
> Dispatch already (again internally), or to add it to the Glibc overlay so its
> available globally.
>
> Any thoughts on the best approach?
>
> Chris_______________________________________________
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