From 5c685f9b3e97649d478288a9082dfd482776f8d5 Mon Sep 17 00:00:00 2001
From: mochalins <117967760+mochalins@users.noreply.github.com>
Date: Mon, 16 Sep 2024 00:49:09 +0900
Subject: [PATCH] fix: flush for macos

---
 src/backend/posix.zig | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/backend/posix.zig b/src/backend/posix.zig
index 36c32f1..622ed4a 100644
--- a/src/backend/posix.zig
+++ b/src/backend/posix.zig
@@ -1,6 +1,9 @@
 const builtin = @import("builtin");
 const std = @import("std");
 const serialport = @import("../serialport.zig");
+const c = @cImport({
+    @cInclude("termios.h");
+});
 
 pub const Port = struct {
     name: []const u8,
@@ -141,7 +144,9 @@ fn tcflush(fd: std.posix.fd_t, action: TCFLUSH) !void {
                 @intFromEnum(action),
             );
         },
-        .macos => try std.c.tcflush(fd, @intFromEnum(action)),
+        .macos => b: {
+            break :b try c.tcflush(fd, @intFromEnum(action));
+        },
         else => @compileError("tcflush unimplemented on this OS"),
     };
     return switch (std.posix.errno(result)) {