From bd15ad4301cc1564144da767c198e7c8c87af3f1 Mon Sep 17 00:00:00 2001
From: Dmitry Frank <mail@dmitryfrank.com>
Date: Tue, 30 Jan 2018 20:31:16 +0200
Subject: [PATCH] Improve err handling in pubsub example

PUBLISHED_FROM=7660e252e1ac84bf2245718c548fb00288ff4e47
---
 examples/publish_subscribe/publish_subscribe.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/examples/publish_subscribe/publish_subscribe.c b/examples/publish_subscribe/publish_subscribe.c
index cf075654..09765d0f 100644
--- a/examples/publish_subscribe/publish_subscribe.c
+++ b/examples/publish_subscribe/publish_subscribe.c
@@ -23,7 +23,9 @@ static void *stdin_thread(void *param) {
   // Forward all types characters to the socketpair
   while ((ch = getchar()) != EOF) {
     unsigned char c = (unsigned char) ch;
-    send(sock, (const char *) &c, 1, 0);
+    if (send(sock, (const char *) &c, 1, 0) < 0) {
+      fprintf(stderr, "Failed to send byte to the socket");
+    }
   }
   return NULL;
 }