From 208f18f518b00d31b8e36c050d266a3779097c38 Mon Sep 17 00:00:00 2001
From: Alexandre Archambault <alexandre.archambault@gmail.com>
Date: Mon, 12 Jun 2017 01:54:24 +0200
Subject: [PATCH] More careful handling of the bootstrap.jar resource

It seems that blindly putting it in resourceGenerators makes proguard...
proguard it.
---
 build.sbt | 16 +++++++++++++++-
 1 file changed, 15 insertions(+), 1 deletion(-)

diff --git a/build.sbt b/build.sbt
index 9d060f5e0..42feae4f8 100644
--- a/build.sbt
+++ b/build.sbt
@@ -356,7 +356,21 @@ lazy val coursier = project
 
 
 lazy val addBootstrapJarAsResource = {
-  resourceGenerators.in(Compile) += packageBin.in(bootstrap).in(Compile).map(Seq(_)).taskValue
+
+  import java.nio.file.Files
+
+  packageBin.in(Compile) := {
+    val bootstrapJar = packageBin.in(bootstrap).in(Compile).value
+    val source = packageBin.in(Compile).value
+
+    val dest = source.getParentFile / (source.getName.stripSuffix(".jar") + "-with-bootstrap.jar")
+
+    ZipUtil.addToZip(source, dest, Seq(
+      "bootstrap.jar" -> Files.readAllBytes(bootstrapJar.toPath)
+    ))
+
+    dest
+  }
 }
 
 lazy val addBootstrapInProguardedJar = {