Add rpmSetarch support

src/main/scala/com/typesafe/sbt/packager/rpm/Keys.scala

@@ -36,6 +36,7 @@ trait RpmKeys {
   val rpmObsoletes = SettingKey[Seq[String]]("rpm-obsoletes", "Packages this RPM makes obsolete.")
   val rpmConflicts = SettingKey[Seq[String]]("rpm-conflicts", "Packages this RPM conflicts with.")
   val rpmDependencies = SettingKey[RpmDependencies]("rpm-dependencies", "Configuration of dependency info for this RPM.")
+  val rpmSetarch = SettingKey[Option[String]]("rpm-setarch", "run rpmbuild in the context of an architecture.")
 
   // MAINTAINER SCRIPTS
   @deprecated("Use maintainerScripts in RPM and RpmConstants.Pretrans instead.", "1.1.x")

src/main/scala/com/typesafe/sbt/packager/rpm/RpmHelper.scala

@@ -69,7 +69,10 @@ object RpmHelper {
     val gpg = false
     // TODO - Full GPG support (with GPG plugin).
     IO.withTemporaryDirectory { tmpRpmBuildDir =>
-      val args: Seq[String] = Seq(
+      val args: Seq[String] = (spec.setarch match {
+        case Some(arch) => Seq("setarch", arch)
+        case None       => Seq()
+      }) ++ Seq(
         "rpmbuild",
         "-bb",
         "--target", spec.meta.arch + '-' + spec.meta.vendor + '-' + spec.meta.os,

src/main/scala/com/typesafe/sbt/packager/rpm/RpmMetadata.scala

@@ -124,6 +124,7 @@ case class RpmSpec(
   meta: RpmMetadata,
   desc: RpmDescription = RpmDescription(),
   deps: RpmDependencies = RpmDependencies(),
+  setarch: Option[String],
   scriptlets: RpmScripts = RpmScripts(),
   mappings: Seq[LinuxPackageMapping] = Seq.empty,
   symlinks: Seq[LinuxSymlink] = Seq.empty,

src/main/scala/com/typesafe/sbt/packager/rpm/RpmPlugin.scala

@@ -77,6 +77,7 @@ object RpmPlugin extends AutoPlugin {
     rpmPrerequisites := Seq.empty,
     rpmObsoletes := Seq.empty,
     rpmConflicts := Seq.empty,
+    rpmSetarch := None,
     rpmChangelogFile := None,
     rpmBrpJavaRepackJars := false,
 
@@ -120,7 +121,7 @@ object RpmPlugin extends AutoPlugin {
       },
       rpmScripts := RpmScripts.fromMaintainerScripts(maintainerScripts.value),
       rpmSpecConfig <<=
-        (rpmMetadata, rpmDescription, rpmDependencies, rpmScripts, linuxPackageMappings, linuxPackageSymlinks, defaultLinuxInstallLocation) map RpmSpec,
+        (rpmMetadata, rpmDescription, rpmDependencies, rpmSetarch, rpmScripts, linuxPackageMappings, linuxPackageSymlinks, defaultLinuxInstallLocation) map RpmSpec,
       packageBin <<= (rpmSpecConfig, target, streams) map { (spec, dir, s) =>
         spec.validate(s.log)
         RpmHelper.buildRpm(spec, dir, s.log)

src/sbt-test/rpm/setarch-rpm/build.sbt

@@ -0,0 +1,47 @@
+import com.typesafe.sbt.packager.linux.LinuxPackageMapping
+
+enablePlugins(JavaServerAppPackaging)
+
+name := "rpm-test"
+
+version := "0.1.0"
+
+maintainer := "David Pennell <[email protected]>"
+
+packageSummary := "Test rpm package"
+
+packageName in Linux := "rpm-package"
+
+packageDescription := """A fun package description of our software,
+  with multiple lines."""
+
+rpmRelease := "1"
+
+rpmVendor := "typesafe"
+
+rpmUrl := Some("http://github.com/sbt/sbt-native-packager")
+
+rpmLicense := Some("BSD")
+
+packageArchitecture in Rpm:= "i386"
+
+rpmSetarch := Some("i386")
+
+linuxPackageMappings := {
+  val helloMapping = LinuxPackageMapping(Seq(((resourceDirectory in Compile).value / "hello-32bit", "/usr/share/rpm-package/libexec/hello-32bit"))) withPerms "0755"
+  linuxPackageMappings.value :+ helloMapping
+}
+
+TaskKey[Unit]("check-spec-file") <<= (target, streams) map { (target, out) =>
+  val spec = IO.read(target / "rpm" / "SPECS" / "rpm-package.spec")
+  out.log.success(spec)
+  assert(spec contains "%attr(0644,root,root) /usr/share/rpm-package/lib/rpm-test.rpm-test-0.1.0.jar", "Wrong installation path\n" + spec)
+  assert(spec contains "%attr(0755,root,root) /usr/share/rpm-package/libexec/hello-32bit", "Wrong 32-bit exe installation path\n" + spec)
+  assert(spec contains "%attr(0755,root,root) /etc/init.d/rpm-package", "Wrong /etc/init.d path\n" + spec)
+  assert(spec contains "%config %attr(644,root,root) /etc/default/rpm-package", "Wrong /etc default file\n" + spec)
+  assert(spec contains "%dir %attr(755,rpm-package,rpm-package) /var/log/rpm-package", "Wrong logging dir path\n" + spec)
+  assert(spec contains "%dir %attr(755,rpm-package,rpm-package) /var/run/rpm-package", "Wrong /var/run dir path\n" + spec)
+  out.log.success("Successfully tested rpm-package file")
+  ()
+}
+

src/sbt-test/rpm/setarch-rpm/project/plugins.sbt

@@ -0,0 +1 @@
+addSbtPlugin("com.typesafe.sbt" % "sbt-native-packager" % sys.props("project.version"))

src/sbt-test/rpm/setarch-rpm/src/main/c/hello.c

@@ -0,0 +1,6 @@
+#include<stdio.h>
+
+main()
+{
+  printf("Hello World!\n");
+}

src/sbt-test/rpm/setarch-rpm/test

@@ -0,0 +1,7 @@
+# Run the debian packaging.
+> rpm:package-bin
+$ exists target/rpm/RPMS/i386/rpm-package-0.1.0-1.i386.rpm
+$ exists target/rpm/SPECS/rpm-package.spec
+
+# Check files for defaults
+> check-spec-file

src/sphinx/formats/rpm.rst

@@ -151,6 +151,9 @@ Dependency Settings
   ``rpmConflcits``
     The packages this RPM conflicts with and cannot be installed with.
 
+  ``rpmSetarch[SettingKey[Option[String]]]``
+    Run rpmbuild via Linux ``setarch`` command.  Use this for cross-platform builds.
+
 Meta Settings
 ~~~~~~~~~~~~~