From 20e5e69131dbec4c5a23e992adf52797763f5f84 Mon Sep 17 00:00:00 2001
From: Gary Talent <gtalent2@gmail.com>
Date: Sun, 9 Apr 2017 03:16:20 -0500
Subject: [PATCH] Add check to see if Docker is installed

---
 Makefile | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/Makefile b/Makefile
index a7a02661..acfc36b9 100644
--- a/Makefile
+++ b/Makefile
@@ -2,8 +2,10 @@ OS=$(shell uname | tr [:upper:] [:lower:])
 HOST_ENV=${OS}-$(shell uname -m)
 DEVENV=devenv$(shell pwd | sed 's/\//-/g')
 DEVENV_IMAGE=wombatant/nostalgia-devenv
-ifeq ($(shell docker inspect --format="{{.State.Status}}" ${DEVENV} 2>&1),running)
-	ENV_RUN=docker exec --user $(shell id -u ${USER}) ${DEVENV}
+ifneq ($(shell which docker),)
+	ifeq ($(shell docker inspect --format="{{.State.Status}}" ${DEVENV} 2>&1),running)
+		ENV_RUN=docker exec --user $(shell id -u ${USER}) ${DEVENV}
+	endif
 endif
 
 make: