From f1a3950c9728dee890703c0a8a0cbd4328ba8035 Mon Sep 17 00:00:00 2001
From: Cameron Nemo <camerontnorman@gmail.com>
Date: Fri, 28 Sep 2018 11:23:01 -0700
Subject: functions/detect_virt: use container env variable

Fixes #6
---
 functions | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/functions b/functions
index 17850e2..037cd08 100644
--- a/functions
+++ b/functions
@@ -28,11 +28,8 @@ emergency_shell() {
 }
 
 detect_virt() {
-   # Detect LXC containers
-   [ ! -e /proc/self/environ ] && return
-   if grep -q lxc /proc/self/environ >/dev/null; then
-       export VIRTUALIZATION=1
-   fi
+   # Detect LXC (and other) containers
+   [ -z "${container+x}" ] || export VIRTUALIZATION=1
 }
 
 deactivate_vgs() {
-- 
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