the bug is known and will be fixed in Seed 3 (?).
signal based sources are mapped to TYPE_READ by mistake in the overlay.
Matt will confirm.
-Pierre
> On Jul 7, 2016, at 7:13 PM, Darren Mo via swift-corelibs-dev
> <swift-corelibs-dev@swift.org> wrote:
>
> I am trying to catch SIGWINCH (terminal window size changed) in Swift 3
> (Xcode 8 beta 2). The following code should exit with a status of 1 when it
> receives SIGWINCH. But it never exits.
>
> ```swift
> // compile with `xcrun -sdk macosx swiftc sigwinch.swift`
>
> import Darwin
> import Dispatch
>
> let source = DispatchSource.signal(signal: SIGWINCH, queue:
> DispatchQueue.main)
> source.setEventHandler {
> exit(1)
> }
> source.resume()
>
> dispatchMain()
> ```
>
> The equivalent Objective-C code works as expected.
>
> ```objc
> // compile with `xcrun -sdk macosx clang sigwinch.m`
>
> #import <dispatch/dispatch.h>
> #import <signal.h>
> #import <stdlib.h>
>
> int main() {
> dispatch_source_t source =
> dispatch_source_create(DISPATCH_SOURCE_TYPE_SIGNAL,
> SIGWINCH,
> 0,
>
> dispatch_get_main_queue());
> dispatch_source_set_event_handler(source, ^{
> exit(1);
> });
> dispatch_resume(source);
>
> dispatch_main();
> }
> ```
>
> What am I doing wrong?
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> swift-corelibs-dev@swift.org
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