From ede26f1709d6afda864b087f1423454d9a14697c Mon Sep 17 00:00:00 2001
From: "Piotr Paczkowski (trzeci.eu)" <kontakt@trzeci.eu>
Date: Thu, 4 Jun 2020 22:02:17 +0200
Subject: [PATCH] Add host network for building image (#514)

Without --network host It's impossible to build images
---
 docker/Makefile  | 2 +-
 docker/README.md | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/docker/Makefile b/docker/Makefile
index 9527fe8..fa02f45 100644
--- a/docker/Makefile
+++ b/docker/Makefile
@@ -11,7 +11,7 @@ ifndef version
 endif
 
 build: .TEST
-	docker build --build-arg=EMSCRIPTEN_VERSION=${version} --tag emscripten/emsdk:${version} .
+	docker build --network host --build-arg=EMSCRIPTEN_VERSION=${version} --tag emscripten/emsdk:${version} .
 
 push: .TEST
 	docker push emscripten/emsdk:${version}
diff --git a/docker/README.md b/docker/README.md
index 5a72b83..7199de8 100644
--- a/docker/README.md
+++ b/docker/README.md
@@ -59,6 +59,7 @@ This step will build Dockerfile as given tag on local machine
 ```bash
 # using docker
 docker build \
+    --network host \
     --build-arg=EMSCRIPTEN_VERSION=1.38.43-upstream \
     --tag emscripten/emsdk:1.38.43-upstream \
     .