From 03c9b0caa33fd414eaf38de5ddd13cf364f02fb3 Mon Sep 17 00:00:00 2001
From: Drew Crawford <drew@sealedabstract.com>
Date: Wed, 27 Jan 2016 21:31:17 -0600
Subject: [PATCH] Improve cacheability of linux builds in Docker

---
 Dockerfile | 15 ++++++++++++++-
 1 file changed, 14 insertions(+), 1 deletion(-)

diff --git a/Dockerfile b/Dockerfile
index 5bc991b..efc933b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -3,6 +3,19 @@ FROM drewcrawford/swift:latest
 RUN apt-get update && apt-get install --no-install-recommends xz-utils -y
 ADD https://github.com/AnarchyTools/atbuild/releases/download/0.5.1/atbuild-0.5.1-linux.tar.xz /atbuild.tar.xz
 RUN tar xf atbuild.tar.xz -C /usr/local
-ADD . /NaOH
+
+#provide some relief for caching
+#these lines can actually be commented out, but make the build process more cacheable
+#speeding up build times in common cases
+# AnarchyDispatch
 WORKDIR NaOH
+ADD AnarchyDispatch /NaOH/AnarchyDispatch
+ADD build.atpkg /NaOH/build.atpkg
+RUN atbuild AnarchyDispatch.default
+# libsodium
+ADD libsodium /NaOH/libsodium
+RUN atbuild libsodium
+
+
+ADD . /NaOH
 RUN LD_LIBRARY_PATH=AnarchyDispatch/build/lib atbuild check --overlay linux
\ No newline at end of file
-- 
2.22.0