diff options
Diffstat (limited to 'jni-plugin/src/main/scala/ch/jodersky/sbt/jni/plugins/JniNative.scala.old')
-rw-r--r-- | jni-plugin/src/main/scala/ch/jodersky/sbt/jni/plugins/JniNative.scala.old | 123 |
1 files changed, 123 insertions, 0 deletions
diff --git a/jni-plugin/src/main/scala/ch/jodersky/sbt/jni/plugins/JniNative.scala.old b/jni-plugin/src/main/scala/ch/jodersky/sbt/jni/plugins/JniNative.scala.old new file mode 100644 index 0000000..9cfa2af --- /dev/null +++ b/jni-plugin/src/main/scala/ch/jodersky/sbt/jni/plugins/JniNative.scala.old @@ -0,0 +1,123 @@ +package ch.jodersky.sbt.jni + +import build._ +import ch.jodersky.jni.{NativeLoader, Platform} +import sbt._ +import sbt.Keys._ + +object JniNative extends AutoPlugin { + + override def requires = plugins.JvmPlugin + + object autoImport { + + val jni = taskKey[File]("Builds a native library (by calling the native build tool).") + + val jniPlatform = settingKey[Platform]("Platform of the system this build is running on.") + val jniBuildTool = taskKey[BuildTool]("The build tool to be used when building a native library.") + + val jniLibraryPath = settingKey[String]("String that is prepended to the path of a native library when packaged.") + + } + import autoImport._ + + lazy val mainSettings: Seq[Setting[_]] = Seq( + + sourceDirectory in jni := baseDirectory.value / "src", + + target in jni := target.value / "native" / (jniPlatform in jni).value.id, + + jniPlatform in jni := Platform.current.getOrElse { + sLog.value.warn("Warning: cannot determine platform! It will be set to 'unknown'.") + Platform.Unknown + }, + + jniBuildTool in jni := { + val tools = Seq(CMake, Autotools) + + val base = (sourceDirectory in jni).value + + val tool = if (base.exists && base.isDirectory) { + tools.find(t => t detect base) + } else { + None + } + tool.getOrElse( + sys.error("No supported native build tool detected. " + + s"Check that the setting 'sourceDirectory in jni' (currently $base) " + + "points to a valid directory. Supported build tools are: " + + tools.map(_.name).mkString(",")) + ) + }, + + clean in jni := { + val log = streams.value.log + val tool = try { + Some((jniBuildTool in jni).value) + } catch { + case _: Exception => None + } + tool foreach { t => + log.debug("Cleaning native build") + t.api.clean( + (sourceDirectory in jni).value, + log + ) + } + }, + + jni := { + val tool = (jniBuildTool in jni).value + val dir = (sourceDirectory in jni).value + val buildDir = (target in jni).value / "build" + val targetDir = (target in jni).value / "lib" + val log = streams.value.log + + IO.createDirectory(buildDir) + IO.createDirectory(targetDir) + + tool.api.library(dir, buildDir, targetDir, log) + }, + + clean := { + (clean in jni).value + clean.value + }, + + jniLibraryPath in jni := { + "/" + organization.value.replaceAll("\\.", "/") + "/" + name.value + } + + ) + + lazy val resourceSettings: Seq[Setting[_]] = Seq( + + unmanagedResourceDirectories in Compile += baseDirectory.value / "lib_native", + + resourceGenerators in Compile += Def.task { + //build native library + val library = jni.value + + //native library as a managed resource file + val libraryResource = (resourceManaged in Compile).value / + NativeLoader.fullLibraryPath( + (jniLibraryPath in jni).value, + (jniPlatform in jni).value + ) + + //copy native library to a managed resource (so it can also be loaded when not packaged as a jar) + IO.copyFile(library, libraryResource) + + Seq(libraryResource) + }.taskValue + + ) + + + + override lazy val projectSettings = mainSettings ++ resourceSettings ++ Seq( + //don't add scala version to native jars + crossPaths := false + ) + +} |