1 files changed, 43 insertions, 0 deletions
diff --git a/project/nativefat.scala b/project/nativefat.scala
new file mode 100644
index 0000000..0cdf636
--- /dev/null
+++ b/project/nativefat.scala
@@ -0,0 +1,43 @@
+import sbt._
+import Keys._
+import NativeKeys._
+import java.io.File
+import scala.collection.mutable.HashSet
+
+object NativeFatKeys {
+  val packageFat = taskKey[File]("Create a fat jar containing native binaries.")
+  val packageFatSuffix = settingKey[String]("Suffix to add to name of fat jar.")
+  val packageFatUnmanaged = settingKey[File]("Directory containing any pre-compiled native binaries.")
+}
+
+object NativeFatDefaults {
+  import NativeFatKeys._
+
+  val mappingsImpl = Def.task {
+    val links = nativeLink.value
+    val unamanagedDir = packageFatUnmanaged.value
+
+    val managed: Seq[(File, String)] = for ( (build, binary) <-  links.toSeq) yield {
+      binary -> ("native/" + build.name + "/" + binary.name)
+    }
+
+    val unmanaged: Seq[(File, String)] = for (file <- (unamanagedDir ** "*").get; if file.isFile) yield {
+      file -> ("native/" + (file relativeTo unamanagedDir).get.getPath)
+    }
+    
+    managed ++ unmanaged
+  }
+
+  def settings = sbt.Defaults.packageTaskSettings(packageFat,  sbt.Defaults.packageBinMappings) ++ 
+    Seq(
+      packageFatSuffix := "-fat",
+      packageFatUnmanaged := baseDirectory.value / "lib_native",
+      products in packageFat := (products in Compile).value,
+      artifact in packageFat := {
+        val prev = (artifact in packageBin).value 
+        prev.copy(name = prev.name + packageFatSuffix.value)
+      },
+      mappings in packageFat ++= mappingsImpl.value
+    )
+
+}
+\ No newline at end of file