Fix grep command (#481)

Without "--", grep interprets search string "-t" as flag
corona-warn-app · Jun 9, 2020 · 5ef5509 · 5ef5509
1 parent a220e34
commit 5ef5509
Showing 1 changed file with 1 addition and 1 deletion.
diff --git 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