From 23ea3ff6fa6319e1c38c8a5d517b81b7f9c5ab31 Mon Sep 17 00:00:00 2001
From: Alexandre Archambault <alexandre.archambault@gmail.com>
Date: Tue, 14 Mar 2017 15:39:00 +0100
Subject: [PATCH 1/2] Add echo application

Simply echoes its arguments - for testing purposes
---
 build.sbt                                    | 6 +++++-
 echo/src/main/scala/coursier/echo/Echo.scala | 5 +++++
 2 files changed, 10 insertions(+), 1 deletion(-)
 create mode 100644 echo/src/main/scala/coursier/echo/Echo.scala

diff --git a/build.sbt b/build.sbt
index 359195a98..63b408adb 100644
--- a/build.sbt
+++ b/build.sbt
@@ -479,6 +479,9 @@ lazy val okhttp = project
     )
   )
 
+lazy val echo = project
+  .settings(commonSettings)
+
 lazy val jvm = project
   .aggregate(
     coreJvm,
@@ -491,7 +494,8 @@ lazy val jvm = project
     `sbt-launcher`,
     doc,
     `http-server`,
-    okhttp
+    okhttp,
+    echo
   )
   .settings(commonSettings)
   .settings(noPublishSettings)
diff --git a/echo/src/main/scala/coursier/echo/Echo.scala b/echo/src/main/scala/coursier/echo/Echo.scala
new file mode 100644
index 000000000..60ab2894e
--- /dev/null
+++ b/echo/src/main/scala/coursier/echo/Echo.scala
@@ -0,0 +1,5 @@
+
+object Echo {
+  def main(args: Array[String]): Unit =
+    println(args.mkString(" "))
+}

From 11a1e509b5d4d6ed23197074fbdea4ebdf579779 Mon Sep 17 00:00:00 2001
From: Alexandre Archambault <alexandre.archambault@gmail.com>
Date: Tue, 14 Mar 2017 15:39:01 +0100
Subject: [PATCH 2/2] Allow proguarded jar to be launched straightaway

With the right bash header
---
 build.sbt | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/build.sbt b/build.sbt
index 63b408adb..c1098311f 100644
--- a/build.sbt
+++ b/build.sbt
@@ -230,6 +230,17 @@ lazy val cli = project
     },
     packExcludeArtifactTypes += "pom",
     resourceGenerators in Compile += packageBin.in(bootstrap).in(Compile).map { jar =>
+      import java.nio.file.Files
+      import java.nio.charset.StandardCharsets
+
+      val content = Files.readAllBytes(jar.toPath)
+      val header =
+        """#!/usr/bin/env sh
+          |exec java $JAVA_OPTS -noverify -jar "$0" "$@"
+        """.stripMargin
+
+      Files.write(jar.toPath, header.getBytes(StandardCharsets.UTF_8) ++ content)
+
       Seq(jar)
     }.taskValue,
     ProguardKeys.proguardVersion in Proguard := "5.3",