From 8e1feaa4ff9dfef70362d6c2463a090fdac92020 Mon Sep 17 00:00:00 2001
From: Martin Kennedy <hurricos@gmail.com>
Date: Mon, 15 Feb 2021 16:26:22 +0000
Subject: [PATCH] Clean up how a variable gets set up

---
 Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Makefile b/Makefile
index 8df2138..2f5cdcc 100644
--- a/Makefile
+++ b/Makefile
@@ -7,7 +7,7 @@ include /devel/docker/docker_vars.sh
 export
 
 ${docker_src}/built/%.sentinel: ${docker_src}/%.dockerfile
-	grep -e '^FROM' "$*".dockerfile | awk '{print $$2}' \
+	grep -e '^FROM' $< | awk '{print $$2}' \
 		| tr : _ | xargs -I{} $(MAKE) ${docker_src}/built/{}.sentinel;
 	cd ${docker_src}; docker build -f $< --tag $* .;
 	touch $@;