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fix: manually reschedule to avoid hang on macOS
libxev's .rearm semantics are unfortunately not very
portable---rescheduling the exact same event on macOS / kqueue seems
to cause the event loop to hang, while manually rescheduling and
returning .disarm does not.
authored by
Rylee Lyman
and committed by
Tim Culverhouse
fbaa6ca8
49cc8ae7
+21
-4
+21
-4
src/xev.zig
+21
-4
src/xev.zig
···
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buf: xev.ReadBuffer,
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r: xev.ReadError!usize,
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) xev.CallbackAction {
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-
_ = c; // autofix
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const n = r catch |err| {
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log.err("read error: {}", .{err});
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return .disarm;
···
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}
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}
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-
return .rearm;
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+
self.file.read(
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+
loop,
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+
c,
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+
.{ .slice = &self.read_buf },
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+
Self,
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+
self,
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+
Self.ttyReadCallback,
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+
);
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+
return .disarm;
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}
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fn winsizeCallback(
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ud: ?*Self,
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l: *xev.Loop,
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-
_: *xev.Completion,
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+
c: *xev.Completion,
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r: xev.Async.WaitError!void,
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) xev.CallbackAction {
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_ = r catch |err| {
···
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log.err("couldn't get winsize: {}", .{err});
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return .disarm;
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};
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return self.callback(self.ud, l, self, .{ .winsize = winsize });
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const ret = self.callback(self.ud, l, self, .{ .winsize = winsize });
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if (ret == .disarm) return .disarm;
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+
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+
self.winsize_wakeup.wait(
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+
l,
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+
c,
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+
Self,
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+
self,
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+
winsizeCallback,
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+
);
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+
return .disarm;
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}
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};
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}