Makefile: fix compat issue with macOS.

scripts/create_docker_image.build.sh

@@ -18,8 +18,8 @@ cleanup () {
 }
 trap cleanup EXIT INT
 
-sed scripts/Dockerfile.build.in \
-    -e 's|$base_image|'"$build_deps_image_name"'|g' > Dockerfile
+sed -e 's|$base_image|'"$build_deps_image_name"'|g' \
+    scripts/Dockerfile.build.in > Dockerfile
 
 echo
 echo "### Building tezos..."

scripts/create_docker_image.build_deps.sh

@@ -23,9 +23,9 @@ cleanup () {
 }
 trap cleanup EXIT INT
 
-sed scripts/Dockerfile.build_deps.in \
-    -e 's|$base_image|'"$base_image"'|g' \
-    -e 's|$ocaml_version|'"$ocaml_version"'|g' > Dockerfile
+sed -e 's|$base_image|'"$base_image"'|g' \
+    -e 's|$ocaml_version|'"$ocaml_version"'|g' \
+    scripts/Dockerfile.build_deps.in > Dockerfile
 
 ## Lookup for for prebuilt dependencies...
 dependencies="scripts/install_build_deps.sh src/tezos-deps.opam Dockerfile"

scripts/create_docker_image.minimal.sh

@@ -30,8 +30,8 @@ echo
 echo "### Building minimal docker image..."
 echo
 
-sed scripts/Dockerfile.minimal.in \
-    -e 's|$alpine_version|'"$alpine_version"'|g' > Dockerfile
+sed -e 's|$alpine_version|'"$alpine_version"'|g' \
+    scripts/Dockerfile.minimal.in > Dockerfile
 docker build -t "$image_name:$image_version" .
 
 echo