From 51b57320c266c51815a0f8ec9fc3b35fb6dcf72b Mon Sep 17 00:00:00 2001
From: eXtremeSHOK <extremeshok@users.noreply.github.com>
Date: Wed, 14 Feb 2018 17:08:03 +0200
Subject: [PATCH] Support for alpine linux

detects if cp and grep are the non BusyBox versions
---
 generate_config.sh | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/generate_config.sh b/generate_config.sh
index 5b2d23f4..b49a6a21 100755
--- a/generate_config.sh
+++ b/generate_config.sh
@@ -1,5 +1,14 @@
 #!/bin/bash
 
+if grep --help 2>&1 | head -n 1 | grep -q -i "busybox" ; then
+  echo "BusybBox grep detected, please install gnu grep, \"apk add --upgrade grep\""
+  exit 1
+fi
+if cp --help 2>&1 | head -n 1 | grep -q -i "busybox" ; then
+  echo "BusybBox cp detected, please install coreutils, \"apk add --upgrade coreutils\""
+  exit 1
+fi
+
 if [[ -f mailcow.conf ]]; then
   read -r -p "A config file exists and will be overwritten, are you sure you want to contine? [y/N] " response
   case $response in