From 12d67134919031aa78b60b194ade40f07ba3718b Mon Sep 17 00:00:00 2001
From: Srivats P <pstavirs@users.noreply.github.com>
Date: Mon, 10 Dec 2018 18:00:00 +0530
Subject: [PATCH] Fix MacOS build break due to missing SA_SIZE definition

---
 server/bsdhostdevice.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/server/bsdhostdevice.cpp b/server/bsdhostdevice.cpp
index 34ff67c..e4d49b1 100644
--- a/server/bsdhostdevice.cpp
+++ b/server/bsdhostdevice.cpp
@@ -36,6 +36,13 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>
 #include <pcap.h>
 #include <unistd.h>
 
+#ifndef SA_SIZE // For some reason MacOS doesn't define this while BSD does
+#define SA_SIZE(sa)                                             \
+    (  (!(sa) || ((struct sockaddr *)(sa))->sa_len == 0) ?      \
+        sizeof(long)            :                               \
+        1 + ( (((struct sockaddr *)(sa))->sa_len - 1) | (sizeof(long) - 1) ) )
+#endif
+
 // FIXME: also defined in emuldevice.cpp - move to common .h
 static const quint64 kBcastMac = 0xffffffffffffULL;
 static const quint16 kEthTypeArp = 0x0806;