[swift-corelibs-dev] exit

Tony Parker anthony.parker at apple.com
Thu Jan 14 11:03:02 CST 2016

Hi Drew,

I assume this works on Linux if you import Glibc as well?

- Tony

> On Jan 14, 2016, at 8:44 AM, Drew Crawford via swift-corelibs-dev <swift-corelibs-dev at swift.org> wrote:
> on Darwin, we can say:
> import Foundation
> exit(2)
> I'm not totally sure how this works, since exit is provided by Darwin, not by Foundation.  But somehow importing Foundation imports Darwin as well.
> I think for source compatibility, we should support this, because people <http://stackoverflow.com/questions/34186994/swift-2-2-on-linux-use-of-unresolved-identifier-exit> are asking <http://stackoverflow.com/questions/24102157/seeking-an-exit-equivalent-in-swift> why it doesn't work out of the box.
> I considered PRing an exit implementation in corelibs-foundation, but I think that might cause the opposite problem–introduce a conflict between Darwin/Glibc exit and Foundation "exit".
> Can someone speak to how this is solved in Darwin Foundation and what we should do about it?
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