From 3e124ef482ab0d87e7b758d7d4e29c4e8fa5c7b2 Mon Sep 17 00:00:00 2001
From: Michal Podhradsky <mpodhradsky@galois.com>
Date: Fri, 22 Jun 2018 10:47:00 -0700
Subject: [PATCH] Log and print error for all examples

---
 examples/benchmark.rs  | 8 +++++++-
 examples/httpclient.rs | 7 ++++++-
 examples/ping.rs       | 8 +++++++-
 3 files changed, 20 insertions(+), 3 deletions(-)

diff --git a/examples/benchmark.rs b/examples/benchmark.rs
index 4ccff15..90a36d8 100644
--- a/examples/benchmark.rs
+++ b/examples/benchmark.rs
@@ -108,7 +108,13 @@ fn main() {
     let mut processed = 0;
     while !CLIENT_DONE.load(Ordering::SeqCst) {
         let timestamp = Instant::now();
-        iface.poll(&mut sockets, timestamp).expect("poll error");
+        match iface.poll(&mut sockets, timestamp) {
+            Ok(_) => {},
+            Err(e) => {
+                debug!("poll error: {}",e);
+            }
+        }
+
 
         // tcp:1234: emit data
         {
diff --git a/examples/httpclient.rs b/examples/httpclient.rs
index b007d44..7ac9ef7 100644
--- a/examples/httpclient.rs
+++ b/examples/httpclient.rs
@@ -66,7 +66,12 @@ fn main() {
 
     loop {
         let timestamp = Instant::now();
-        iface.poll(&mut sockets, timestamp).expect("poll error");
+        match iface.poll(&mut sockets, timestamp) {
+            Ok(_) => {},
+            Err(e) => {
+                debug!("poll error: {}",e);
+            }
+        }
 
         {
             let mut socket = sockets.get::<TcpSocket>(tcp_handle);
diff --git a/examples/ping.rs b/examples/ping.rs
index 8f76bf9..4788326 100644
--- a/examples/ping.rs
+++ b/examples/ping.rs
@@ -121,7 +121,13 @@ fn main() {
     let ident = 0x22b;
 
     loop {
-        iface.poll(&mut sockets, Instant::now()).unwrap();
+        let timestamp = Instant::now();
+        match iface.poll(&mut sockets, timestamp) {
+            Ok(_) => {},
+            Err(e) => {
+                debug!("poll error: {}",e);
+            }
+        }
 
         {
             let timestamp = Instant::now();