From 09a98e99a529c782c05318bb238534a12ddd81c1 Mon Sep 17 00:00:00 2001
From: Walter S <720628+WalterS@users.noreply.github.com>
Date: Mon, 8 Jun 2020 18:05:51 +0200
Subject: [PATCH] Fix grep command

Without "--", grep interprets search string "-t" as flag
---
 scripts/wait-for-it/wait-for-it.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/scripts/wait-for-it/wait-for-it.sh b/scripts/wait-for-it/wait-for-it.sh
index b931da1fb9..55bf38e16e 100755
--- a/scripts/wait-for-it/wait-for-it.sh
+++ b/scripts/wait-for-it/wait-for-it.sh
@@ -150,7 +150,7 @@ if [[ $WAITFORIT_TIMEOUT_PATH =~ "busybox" ]]; then
     WAITFORIT_ISBUSY=1
     # Check if busybox timeout uses -t flag
     # (recent Alpine versions don't support -t anymore)
-    if timeout &>/dev/stdout | grep -q -e '-t '; then
+    if timeout &>/dev/stdout | grep -q -e -- '-t '; then
         WAITFORIT_BUSYTIMEFLAG="-t"
     fi
 else