From 02e0d4837e279486ffa61f315eeeb01209f5575b Mon Sep 17 00:00:00 2001
From: Yeo Kheng Meng <yeokm1@gmail.com>
Date: Sat, 29 Oct 2016 21:11:40 +0800
Subject: [PATCH] remove nonblock flag to prevent massive cpu usage during
 reading. Will require use of /dev/cu.* only

---
 Sources/SwiftSerial.swift | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Sources/SwiftSerial.swift b/Sources/SwiftSerial.swift
index fb39ec6..2236f05 100644
--- a/Sources/SwiftSerial.swift
+++ b/Sources/SwiftSerial.swift
@@ -248,7 +248,7 @@ public class SerialPort {
     #if os(Linux)
         fileDescriptor = open(path, readWriteParam | O_NOCTTY)
     #elseif os(OSX)
-        fileDescriptor = open(path, readWriteParam | O_NOCTTY | O_EXLOCK | O_NONBLOCK)
+        fileDescriptor = open(path, readWriteParam | O_NOCTTY | O_EXLOCK)
     #endif
 
         // Throw error if open() failed