From 5c19db4c9f602dc1b3d5e50ff6d30e51cdd1f268 Mon Sep 17 00:00:00 2001
From: Robert Kaussow <mail@geeklabor.de>
Date: Mon, 3 Feb 2020 22:53:02 +0100
Subject: [PATCH] allow variable overwrite

---
 wait-for | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/wait-for b/wait-for
index 5c413d0..4d0553b 100755
--- a/wait-for
+++ b/wait-for
@@ -1,7 +1,7 @@
-#!/bin/sh
+#!/usr/bin/env sh
 
-WAITFOR_TIMEOUT=15
-WAITFOR_QUIET=0
+WAITFOR_TIMEOUT=${WAITFOR_TIMEOUT:-15}
+WAITFOR_QUIET=${WAITFOR_QUIET:-0}
 
 echoerr() {
   if [ "$WAITFOR_QUIET" -ne 1 ]; then printf "%s\n" "$*" 1>&2; fi