From 66d1776fb85530b446dcc1f68929231849a5ad44 Mon Sep 17 00:00:00 2001
From: Rob Landley <rob@landley.net>
Date: Sun, 8 Jul 2018 01:16:16 -0500
Subject: Fix division by zero errors and double summary in ping.

---
 toys/net/ping.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'toys/net')

diff --git a/toys/net/ping.c b/toys/net/ping.c
index 86384794..36933939 100644
--- a/toys/net/ping.c
+++ b/toys/net/ping.c
@@ -76,9 +76,9 @@ static void summary(int sig)
   if (!(toys.optflags&FLAG_q) && TT.sent && TT.sa) {
     printf("\n--- %s ping statistics ---\n", ntop(TT.sa));
     printf("%lu packets transmitted, %lu received, %ld%% packet loss\n",
-      TT.sent, TT.recv, ((TT.sent-TT.recv)*100)/TT.sent);
+      TT.sent, TT.recv, ((TT.sent-TT.recv)*100)/(TT.sent?TT.sent:1));
     printf("round-trip min/avg/max = %lu/%lu/%lu ms\n",
-      TT.min, TT.max, TT.fugit/TT.recv);
+      TT.min, TT.max, TT.fugit/(TT.recv?TT.recv:1));
   }
   TT.sa = 0;
 }
@@ -278,6 +278,7 @@ void ping_main(void)
     toys.exitval = 0;
   }
 
+  sigatexit(0);
   summary(0);
 
   if (CFG_TOYBOX_FREE) {
-- 
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