From ef92efbffb05a5a0cfdb85ad426e2a91073afc1d Mon Sep 17 00:00:00 2001
From: Gareth Randall <gareth@garethrandall.com>
Date: Fri, 3 Jan 2020 23:38:39 +0400
Subject: [PATCH] Avoid sending a newline character which confuses servers.

---
 wait-for-it.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/wait-for-it.sh b/wait-for-it.sh
index 071c2be..ed8602f 100755
--- a/wait-for-it.sh
+++ b/wait-for-it.sh
@@ -36,7 +36,7 @@ wait_for()
             nc -z $WAITFORIT_HOST $WAITFORIT_PORT
             WAITFORIT_result=$?
         else
-            (echo > /dev/tcp/$WAITFORIT_HOST/$WAITFORIT_PORT) >/dev/null 2>&1
+            (echo -n > /dev/tcp/$WAITFORIT_HOST/$WAITFORIT_PORT) >/dev/null 2>&1
             WAITFORIT_result=$?
         fi
         if [[ $WAITFORIT_result -eq 0 ]]; then