Allow specifying container runtime for Makefile

Tim Bannister · Tim Bannister · commit c00f694d7cf5 · 2020-06-07T15:36:44.000+01:00
This commit lets you run, eg:
DOCKER=podman make docker-image
DOCKER=podman make docker-serve

and spin up the website locally for testing, without using Docker or
needing to have Docker installed.
diff --git a/Makefile b/Makefile
@@ -1,4 +1,4 @@
-DOCKER       = docker
+DOCKER      ?= docker
 HUGO_VERSION = $(shell grep ^HUGO_VERSION netlify.toml | tail -n 1 | cut -d '=' -f 2 | tr -d " \"\n")
 DOCKER_IMAGE = kubernetes-hugo
 DOCKER_RUN   = $(DOCKER) run --rm --interactive --tty --volume $(CURDIR):/src

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-DOCKER = docker`
	`1`	`+DOCKER ?= docker`
`2`	`2`	`HUGO_VERSION = $(shell grep ^HUGO_VERSION netlify.toml \| tail -n 1 \| cut -d '=' -f 2 \| tr -d " \"\n")`
`3`	`3`	`DOCKER_IMAGE = kubernetes-hugo`
`4`	`4`	`DOCKER_RUN = $(DOCKER) run --rm --interactive --tty --volume $(CURDIR):/src`