From 63cc2ba4faf0a66babffc66644e01692772007c3 Mon Sep 17 00:00:00 2001
From: Mitchell Hashimoto <mitchell.hashimoto@gmail.com>
Date: Sat, 23 Apr 2022 10:31:02 -0700
Subject: [PATCH] libuv: implement kqueue

---
 src/libuv/Embed.zig | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/src/libuv/Embed.zig b/src/libuv/Embed.zig
index 00c4a8d94..fb2bec1fc 100644
--- a/src/libuv/Embed.zig
+++ b/src/libuv/Embed.zig
@@ -101,6 +101,18 @@ fn threadMain(self: *Embed) void {
                 while (std.os.epoll_wait(fd, &ev, timeout) == -1) {}
             },
 
+            // kqueue
+            .macos, .dragonfly, .freebsd, .openbsd, .netbsd => {
+                // TODO: untested, probably some compile errors here
+                // or other issues, but this is roughly what we're trying
+                // to do.
+                var ts: std.os.timespec = .{
+                    .tv_sec = timeout / 1000,
+                    .tv_nsec = (timeout % 1000) * 1000,
+                };
+                while ((try std.os.kevent(fd, null, null, &ts)) == -1) {}
+            },
+
             else => @compileError("unsupported libuv Embed platform"),
         }