Initial import from IcedTea6.

2010-10-19  Andrew John Hughes  <[email protected]>

	* .hgignore,
	* Makefile.am,
	* acinclude.m4,
	* autogen.sh,
	* configure.ac,
	* extra/net/sourceforge/jnlp/about/HTMLPanel.java,
	* extra/net/sourceforge/jnlp/about/Main.java,
	* extra/net/sourceforge/jnlp/about/resources/about.html,
	* extra/net/sourceforge/jnlp/about/resources/applications.html,
	* extra/net/sourceforge/jnlp/about/resources/notes.html,
	* javac.in,
	* javaws.desktop: Imported from IcedTea6.
	* launcher/java.c,
	* launcher/java.h,
	* launcher/java_md.c,
	* launcher/java_md.h,
	* launcher/jli_util.h,
	* launcher/jni.h,
	* launcher/jvm.h,
	* launcher/jvm_md.h,
	* launcher/manifest_info.h,
	* launcher/splashscreen.h,
	* launcher/splashscreen_stubs.c,
	* launcher/version_comp.h,
	* launcher/wildcard.h: Imported from OpenJDK.
	* netx/javaws.1,
	* netx/javax/jnlp/BasicService.java,
	* netx/javax/jnlp/ClipboardService.java,
	* netx/javax/jnlp/DownloadService.java,
	* netx/javax/jnlp/DownloadServiceListener.java,
	* netx/javax/jnlp/ExtendedService.java,
	* netx/javax/jnlp/ExtensionInstallerService.java,
	* netx/javax/jnlp/FileContents.java,
	* netx/javax/jnlp/FileOpenService.java,
	* netx/javax/jnlp/FileSaveService.java,
	* netx/javax/jnlp/JNLPRandomAccessFile.java,
	* netx/javax/jnlp/PersistenceService.java,
	* netx/javax/jnlp/PrintService.java,
	* netx/javax/jnlp/ServiceManager.java,
	* netx/javax/jnlp/ServiceManagerStub.java,
	* netx/javax/jnlp/SingleInstanceListener.java,
	* netx/javax/jnlp/SingleInstanceService.java,
	* netx/javax/jnlp/UnavailableServiceException.java,
	* netx/net/sourceforge/jnlp/AppletDesc.java,
	* netx/net/sourceforge/jnlp/ApplicationDesc.java,
	* netx/net/sourceforge/jnlp/AssociationDesc.java,
	* netx/net/sourceforge/jnlp/ComponentDesc.java,
	* netx/net/sourceforge/jnlp/DefaultLaunchHandler.java,
	* netx/net/sourceforge/jnlp/ExtensionDesc.java,
	* netx/net/sourceforge/jnlp/IconDesc.java,
	* netx/net/sourceforge/jnlp/InformationDesc.java,
	* netx/net/sourceforge/jnlp/InstallerDesc.java,
	* netx/net/sourceforge/jnlp/JARDesc.java,
	* netx/net/sourceforge/jnlp/JNLPFile.java,
	* netx/net/sourceforge/jnlp/JNLPSplashScreen.java,
	* netx/net/sourceforge/jnlp/JREDesc.java,
	* netx/net/sourceforge/jnlp/LaunchException.java,
	* netx/net/sourceforge/jnlp/LaunchHandler.java,
	* netx/net/sourceforge/jnlp/Launcher.java,
	* netx/net/sourceforge/jnlp/MenuDesc.java,
	* netx/net/sourceforge/jnlp/NetxPanel.java,
	* netx/net/sourceforge/jnlp/Node.java,
	* netx/net/sourceforge/jnlp/PackageDesc.java,
	* netx/net/sourceforge/jnlp/ParseException.java,
	* netx/net/sourceforge/jnlp/Parser.java,
	* netx/net/sourceforge/jnlp/PluginBridge.java,
	* netx/net/sourceforge/jnlp/PropertyDesc.java,
	* netx/net/sourceforge/jnlp/RelatedContentDesc.java,
	* netx/net/sourceforge/jnlp/ResourcesDesc.java,
	* netx/net/sourceforge/jnlp/SecurityDesc.java,
	* netx/net/sourceforge/jnlp/ShortcutDesc.java,
	* netx/net/sourceforge/jnlp/StreamEater.java,
	* netx/net/sourceforge/jnlp/UpdateDesc.java,
	* netx/net/sourceforge/jnlp/Version.java,
	* netx/net/sourceforge/jnlp/cache/CacheEntry.java,
	* netx/net/sourceforge/jnlp/cache/CacheUtil.java,
	* netx/net/sourceforge/jnlp/cache/DefaultDownloadIndicator.java,
	* netx/net/sourceforge/jnlp/cache/DownloadIndicator.java,
	* netx/net/sourceforge/jnlp/cache/Resource.java,
	* netx/net/sourceforge/jnlp/cache/ResourceTracker.java,
	* netx/net/sourceforge/jnlp/cache/UpdatePolicy.java,
	* netx/net/sourceforge/jnlp/cache/package.html,
	* netx/net/sourceforge/jnlp/event/ApplicationEvent.java,
	* netx/net/sourceforge/jnlp/event/ApplicationListener.java,
	* netx/net/sourceforge/jnlp/event/DownloadEvent.java,
	* netx/net/sourceforge/jnlp/event/DownloadListener.java,
	* netx/net/sourceforge/jnlp/event/package.html,
	* netx/net/sourceforge/jnlp/package.html,
	* netx/net/sourceforge/jnlp/resources/Manifest.mf,
	* netx/net/sourceforge/jnlp/resources/Messages.properties,
	* netx/net/sourceforge/jnlp/resources/about.jnlp,
	* netx/net/sourceforge/jnlp/resources/default.jnlp,
	* netx/net/sourceforge/jnlp/runtime/AppThreadGroup.java,
	* netx/net/sourceforge/jnlp/runtime/AppletAudioClip.java,
	* netx/net/sourceforge/jnlp/runtime/AppletEnvironment.java,
	* netx/net/sourceforge/jnlp/runtime/AppletInstance.java,
	* netx/net/sourceforge/jnlp/runtime/ApplicationInstance.java,
	* netx/net/sourceforge/jnlp/runtime/Boot.java,
	* netx/net/sourceforge/jnlp/runtime/Boot13.java,
	* netx/net/sourceforge/jnlp/runtime/JNLPClassLoader.java,
	* netx/net/sourceforge/jnlp/runtime/JNLPPolicy.java,
	* netx/net/sourceforge/jnlp/runtime/JNLPRuntime.java,
	* netx/net/sourceforge/jnlp/runtime/JNLPSecurityManager.java,
	* netx/net/sourceforge/jnlp/runtime/package.html,
	* netx/net/sourceforge/jnlp/security/AccessWarningPane.java,
	* netx/net/sourceforge/jnlp/security/AppletWarningPane.java,
	* netx/net/sourceforge/jnlp/security/CertVerifier.java,
	* netx/net/sourceforge/jnlp/security/CertWarningPane.java,
	* netx/net/sourceforge/jnlp/security/CertsInfoPane.java,
	* netx/net/sourceforge/jnlp/security/HttpsCertVerifier.java,
	* netx/net/sourceforge/jnlp/security/MoreInfoPane.java,
	* netx/net/sourceforge/jnlp/security/NotAllSignedWarningPane.java,
	* netx/net/sourceforge/jnlp/security/SecurityDialogPanel.java,
	* netx/net/sourceforge/jnlp/security/SecurityUtil.java,
	* netx/net/sourceforge/jnlp/security/SecurityWarningDialog.java,
	* netx/net/sourceforge/jnlp/security/SingleCertInfoPane.java,
	* netx/net/sourceforge/jnlp/security/VariableX509TrustManager.java,
	* netx/net/sourceforge/jnlp/security/viewer/CertificatePane.java,
	* netx/net/sourceforge/jnlp/security/viewer/CertificateViewer.java,
	* netx/net/sourceforge/jnlp/services/ExtendedSingleInstanceService.java,
	* netx/net/sourceforge/jnlp/services/InstanceExistsException.java,
	* netx/net/sourceforge/jnlp/services/ServiceUtil.java,
	* netx/net/sourceforge/jnlp/services/SingleInstanceLock.java,
	* netx/net/sourceforge/jnlp/services/XBasicService.java,
	* netx/net/sourceforge/jnlp/services/XClipboardService.java,
	* netx/net/sourceforge/jnlp/services/XDownloadService.java,
	* netx/net/sourceforge/jnlp/services/XExtendedService.java,
	* netx/net/sourceforge/jnlp/services/XExtensionInstallerService.java,
	* netx/net/sourceforge/jnlp/services/XFileContents.java,
	* netx/net/sourceforge/jnlp/services/XFileOpenService.java,
	* netx/net/sourceforge/jnlp/services/XFileSaveService.java,
	* netx/net/sourceforge/jnlp/services/XJNLPRandomAccessFile.java,
	* netx/net/sourceforge/jnlp/services/XPersistenceService.java,
	* netx/net/sourceforge/jnlp/services/XPrintService.java,
	* netx/net/sourceforge/jnlp/services/XServiceManagerStub.java,
	* netx/net/sourceforge/jnlp/services/XSingleInstanceService.java,
	* netx/net/sourceforge/jnlp/services/package.html,
	* netx/net/sourceforge/jnlp/tools/CharacterEncoder.java,
	* netx/net/sourceforge/jnlp/tools/HexDumpEncoder.java,
	* netx/net/sourceforge/jnlp/tools/JarRunner.java,
	* netx/net/sourceforge/jnlp/tools/JarSigner.java,
	* netx/net/sourceforge/jnlp/tools/JarSignerResources.java,
	* netx/net/sourceforge/jnlp/tools/KeyStoreUtil.java,
	* netx/net/sourceforge/jnlp/tools/KeyTool.java,
	* netx/net/sourceforge/jnlp/util/FileUtils.java,
	* netx/net/sourceforge/jnlp/util/PropertiesFile.java,
	* netx/net/sourceforge/jnlp/util/Reflect.java,
	* netx/net/sourceforge/jnlp/util/WeakList.java,
	* netx/net/sourceforge/jnlp/util/XDesktopEntry.java,
	* netx/net/sourceforge/nanoxml/XMLElement.java,
	* netx/net/sourceforge/nanoxml/XMLParseException.java,
	* plugin/icedteanp/IcedTeaJavaRequestProcessor.cc,
	* plugin/icedteanp/IcedTeaJavaRequestProcessor.h,
	* plugin/icedteanp/IcedTeaNPPlugin.cc,
	* plugin/icedteanp/IcedTeaNPPlugin.h,
	* plugin/icedteanp/IcedTeaPluginRequestProcessor.cc,
	* plugin/icedteanp/IcedTeaPluginRequestProcessor.h,
	* plugin/icedteanp/IcedTeaPluginUtils.cc,
	* plugin/icedteanp/IcedTeaPluginUtils.h,
	* plugin/icedteanp/IcedTeaRunnable.cc,
	* plugin/icedteanp/IcedTeaRunnable.h,
	* plugin/icedteanp/IcedTeaScriptablePluginObject.cc,
	* plugin/icedteanp/IcedTeaScriptablePluginObject.h,
	* plugin/icedteanp/java/netscape/javascript/JSException.java,
	* plugin/icedteanp/java/netscape/javascript/JSObject.java,
	* plugin/icedteanp/java/netscape/javascript/JSObjectCreatePermission.java,
	* plugin/icedteanp/java/netscape/javascript/JSProxy.java,
	* plugin/icedteanp/java/netscape/javascript/JSRunnable.java,
	* plugin/icedteanp/java/netscape/javascript/JSUtil.java,
	* plugin/icedteanp/java/netscape/security/ForbiddenTargetException.java,
	* plugin/icedteanp/java/sun/applet/AppletSecurityContextManager.java,
	* plugin/icedteanp/java/sun/applet/GetMemberPluginCallRequest.java,
	* plugin/icedteanp/java/sun/applet/GetWindowPluginCallRequest.java,
	* plugin/icedteanp/java/sun/applet/JavaConsole.java,
	* plugin/icedteanp/java/sun/applet/MethodOverloadResolver.java,
	* plugin/icedteanp/java/sun/applet/PasswordAuthenticationDialog.java,
	* plugin/icedteanp/java/sun/applet/PluginAppletSecurityContext.java,
	* plugin/icedteanp/java/sun/applet/PluginAppletViewer.java,
	* plugin/icedteanp/java/sun/applet/PluginCallRequest.java,
	* plugin/icedteanp/java/sun/applet/PluginCallRequestFactory.java,
	* plugin/icedteanp/java/sun/applet/PluginClassLoader.java,
	* plugin/icedteanp/java/sun/applet/PluginCookieInfoRequest.java,
	* plugin/icedteanp/java/sun/applet/PluginCookieManager.java,
	* plugin/icedteanp/java/sun/applet/PluginDebug.java,
	* plugin/icedteanp/java/sun/applet/PluginException.java,
	* plugin/icedteanp/java/sun/applet/PluginMain.java,
	* plugin/icedteanp/java/sun/applet/PluginMessageConsumer.java,
	* plugin/icedteanp/java/sun/applet/PluginMessageHandlerWorker.java,
	* plugin/icedteanp/java/sun/applet/PluginObjectStore.java,
	* plugin/icedteanp/java/sun/applet/PluginProxyInfoRequest.java,
	* plugin/icedteanp/java/sun/applet/PluginProxySelector.java,
	* plugin/icedteanp/java/sun/applet/PluginStreamHandler.java,
	* plugin/icedteanp/java/sun/applet/RequestQueue.java,
	* plugin/icedteanp/java/sun/applet/TestEnv.java,
	* plugin/icedteanp/java/sun/applet/VoidPluginCallRequest.java,
	* plugin/tests/LiveConnect/DummyObject.java,
	* plugin/tests/LiveConnect/OverloadTestHelper1.java,
	* plugin/tests/LiveConnect/OverloadTestHelper2.java,
	* plugin/tests/LiveConnect/OverloadTestHelper3.java,
	* plugin/tests/LiveConnect/PluginTest.java,
	* plugin/tests/LiveConnect/build,
	* plugin/tests/LiveConnect/common.js,
	* plugin/tests/LiveConnect/index.html,
	* plugin/tests/LiveConnect/jjs_eval_test.js,
	* plugin/tests/LiveConnect/jjs_func_parameters_tests.js,
	* plugin/tests/LiveConnect/jjs_func_rettype_tests.js,
	* plugin/tests/LiveConnect/jjs_get_tests.js,
	* plugin/tests/LiveConnect/jjs_set_tests.js,
	* plugin/tests/LiveConnect/jsj_func_overload_tests.js,
	* plugin/tests/LiveConnect/jsj_func_parameters_tests.js,
	* plugin/tests/LiveConnect/jsj_func_rettype_tests.js,
	* plugin/tests/LiveConnect/jsj_get_tests.js,
	* plugin/tests/LiveConnect/jsj_set_tests.js,
	* plugin/tests/LiveConnect/jsj_type_casting_tests.js,
	* plugin/tests/LiveConnect/jsj_type_conversion_tests.js:
	Initial import from IcedTea6.
	* AUTHORS,
	* COPYING
	* INSTALL,
	* NEWS,
	* README: New documentation.

1 files changed, 509 insertions, 0 deletions

diff --git a/acinclude.m4 b/acinclude.m4
new file mode 100644
index 0000000..d4ad033
--- /dev/null
+++ b/acinclude.m4
@@ -0,0 +1,509 @@
+AC_DEFUN_ONCE([IT_CAN_HARDLINK_TO_SOURCE_TREE],
+[
+  AC_CACHE_CHECK([if we can hard link rather than copy from ${abs_top_srcdir}], it_cv_hardlink_src, [
+    if cp -l ${abs_top_srcdir}/README tmp.$$ >&AS_MESSAGE_LOG_FD 2>&1; then
+      it_cv_hardlink_src=yes;
+    else
+      it_cv_hardlink_src=no;
+    fi
+    rm -f tmp.$$
+  ])
+  AM_CONDITIONAL([SRC_DIR_HARDLINKABLE], test x"${it_cv_hardlink_src}" = "xyes")
+])
+
+AC_DEFUN_ONCE([IT_CP_SUPPORTS_REFLINK],
+[
+  AC_CACHE_CHECK([if cp supports --reflink], it_cv_reflink, [
+    touch tmp.$$
+    if cp --reflink=auto tmp.$$ tmp2.$$ >&AS_MESSAGE_LOG_FD 2>&1; then
+      it_cv_reflink=yes;
+    else
+      it_cv_reflink=no;
+    fi
+    rm -f tmp.$$ tmp2.$$
+  ])
+  AM_CONDITIONAL([CP_SUPPORTS_REFLINK], test x"${it_cv_reflink}" = "xyes")
+])
+
+AC_DEFUN_ONCE([IT_CHECK_FOR_JDK],
+[
+  AC_MSG_CHECKING([for a JDK home directory])
+  AC_ARG_WITH([jdk-home],
+             [AS_HELP_STRING([--with-jdk-home],
+                              [jdk home directory \
+                               (default is first predefined JDK found)])],
+             [
+                if test "x${withval}" = xyes
+                then
+                  SYSTEM_JDK_DIR=
+                elif test "x${withval}" = xno
+                then
+	          SYSTEM_JDK_DIR=
+	        else
+                  SYSTEM_JDK_DIR=${withval}
+                fi
+              ],
+              [
+	        SYSTEM_JDK_DIR=
+              ])
+  if test -z "${SYSTEM_JDK_DIR}"; then
+    for dir in /usr/lib/jvm/java-openjdk /usr/lib/jvm/icedtea6 \
+    	      /usr/lib/jvm/java-6-openjdk /usr/lib/jvm/openjdk \
+              /usr/lib/jvm/java-icedtea /usr/lib/jvm/java-gcj /usr/lib/jvm/gcj-jdk \
+              /usr/lib/jvm/cacao ; do
+       if test -d $dir; then
+         SYSTEM_JDK_DIR=$dir
+	 break
+       fi
+    done
+  fi
+  AC_MSG_RESULT(${SYSTEM_JDK_DIR})
+  if ! test -d "${SYSTEM_JDK_DIR}"; then
+    AC_MSG_ERROR("A JDK home directory could not be found.")
+  fi
+  AC_SUBST(SYSTEM_JDK_DIR)
+])
+
+AC_DEFUN_ONCE([FIND_JAVAC],
+[
+  AC_REQUIRE([IT_CHECK_FOR_JDK])
+  JAVAC=${SYSTEM_JDK_DIR}/bin/javac
+  IT_FIND_JAVAC
+  IT_FIND_ECJ
+  IT_USING_ECJ
+
+  AC_SUBST(JAVAC)
+])
+
+AC_DEFUN([IT_FIND_ECJ],
+[
+  AC_ARG_WITH([ecj],
+	      [AS_HELP_STRING(--with-ecj,bytecode compilation with ecj)],
+  [
+    if test "x${withval}" != x && test "x${withval}" != xyes && test "x${withval}" != xno; then
+      IT_CHECK_ECJ(${withval})
+    else
+      if test "x${withval}" != xno; then
+        IT_CHECK_ECJ
+      fi
+    fi
+  ],
+  [ 
+    IT_CHECK_ECJ
+  ])
+  if test "x${JAVAC}" = "x"; then
+    if test "x{ECJ}" != "x"; then
+      JAVAC="${ECJ} -nowarn"
+    fi
+  fi
+])
+
+AC_DEFUN([IT_CHECK_ECJ],
+[
+  if test "x$1" != x; then
+    if test -f "$1"; then
+      AC_MSG_CHECKING(for ecj)
+      ECJ="$1"
+      AC_MSG_RESULT(${ECJ})
+    else
+      AC_PATH_PROG(ECJ, "$1")
+    fi
+  else
+    AC_PATH_PROG(ECJ, "ecj")
+    if test -z "${ECJ}"; then
+      AC_PATH_PROG(ECJ, "ecj-3.1")
+    fi
+    if test -z "${ECJ}"; then
+      AC_PATH_PROG(ECJ, "ecj-3.2")
+    fi
+    if test -z "${ECJ}"; then
+      AC_PATH_PROG(ECJ, "ecj-3.3")
+    fi
+  fi
+])
+
+AC_DEFUN([IT_FIND_JAVAC],
+[
+  AC_ARG_WITH([javac],
+	      [AS_HELP_STRING(--with-javac,bytecode compilation with javac)],
+  [
+    if test "x${withval}" != x && test "x${withval}" != xyes && test "x${withval}" != xno; then
+      IT_CHECK_JAVAC(${withval})
+    else
+      if test "x${withval}" != xno; then
+        IT_CHECK_JAVAC
+      fi
+    fi
+  ],
+  [ 
+    IT_CHECK_JAVAC
+  ])
+])
+
+AC_DEFUN([IT_CHECK_JAVAC],
+[
+  if test "x$1" != x; then
+    if test -f "$1"; then
+      AC_MSG_CHECKING(for javac)
+      JAVAC="$1"
+      AC_MSG_RESULT(${JAVAC})
+    else
+      AC_PATH_PROG(JAVAC, "$1")
+    fi
+  else
+    AC_PATH_PROG(JAVAC, "javac")
+  fi
+])
+
+AC_DEFUN([FIND_JAR],
+[
+  AC_REQUIRE([IT_CHECK_FOR_JDK])
+  AC_MSG_CHECKING([for jar])
+  AC_ARG_WITH([jar],
+              [AS_HELP_STRING(--with-jar,specify location of Java archive tool (jar))],
+  [
+    JAR="${withval}"
+  ],
+  [
+    JAR=${SYSTEM_JDK_DIR}/bin/jar
+  ])
+  if ! test -f "${JAR}"; then
+    AC_PATH_PROG(JAR, "${JAR}")
+  fi
+  if test -z "${JAR}"; then
+    AC_PATH_PROG(JAR, "gjar")
+  fi
+  if test -z "${JAR}"; then
+    AC_PATH_PROG(JAR, "jar")
+  fi
+  if test -z "${JAR}"; then
+    AC_MSG_ERROR("No Java archive tool was found.")
+  fi
+  AC_MSG_RESULT(${JAR})
+  AC_MSG_CHECKING([whether jar supports @<file> argument])
+  touch _config.txt
+  cat >_config.list <<EOF
+_config.txt
+EOF
+  if $JAR cf _config.jar @_config.list >&AS_MESSAGE_LOG_FD 2>&1; then
+    JAR_KNOWS_ATFILE=1
+    AC_MSG_RESULT(yes)
+  else
+    JAR_KNOWS_ATFILE=
+    AC_MSG_RESULT(no)
+  fi
+  AC_MSG_CHECKING([whether jar supports stdin file arguments])
+  if cat _config.list | $JAR cf@ _config.jar >&AS_MESSAGE_LOG_FD 2>&1; then
+    JAR_ACCEPTS_STDIN_LIST=1
+    AC_MSG_RESULT(yes)
+  else
+    JAR_ACCEPTS_STDIN_LIST=
+    AC_MSG_RESULT(no)
+  fi
+  rm -f _config.list _config.jar
+  AC_MSG_CHECKING([whether jar supports -J options at the end])
+  if $JAR cf _config.jar _config.txt -J-Xmx896m >&AS_MESSAGE_LOG_FD 2>&1; then
+    JAR_KNOWS_J_OPTIONS=1
+    AC_MSG_RESULT(yes)
+  else
+    JAR_KNOWS_J_OPTIONS=
+    AC_MSG_RESULT(no)
+  fi
+  rm -f _config.txt _config.jar
+  AC_SUBST(JAR)
+  AC_SUBST(JAR_KNOWS_ATFILE)
+  AC_SUBST(JAR_ACCEPTS_STDIN_LIST)
+  AC_SUBST(JAR_KNOWS_J_OPTIONS)
+])
+
+AC_DEFUN([FIND_ECJ_JAR],
+[
+  AC_REQUIRE([FIND_JAVAC])
+  AC_MSG_CHECKING([for an ecj JAR file])
+  AC_ARG_WITH([ecj-jar],
+              [AS_HELP_STRING(--with-ecj-jar,specify location of the ECJ jar)],
+  [
+    if test -f "${withval}"; then
+      ECJ_JAR="${withval}"
+    fi
+  ],
+  [
+    ECJ_JAR=
+  ])
+  if test -z "${ECJ_JAR}"; then
+    for jar in /usr/share/java/eclipse-ecj.jar \
+      /usr/share/java/ecj.jar \
+      /usr/share/eclipse-ecj-3.{2,3,4,5}/lib/ecj.jar; do
+        if test -e $jar; then
+          ECJ_JAR=$jar
+	  break
+        fi
+      done
+      if test -z "${ECJ_JAR}"; then
+        ECJ_JAR=no
+      fi
+  fi
+  AC_MSG_RESULT(${ECJ_JAR})
+  if test "x${JAVAC}" = x && test "x${ECJ_JAR}" = "xno" ; then
+      AC_MSG_ERROR([cannot find a Java compiler or ecj JAR file, try --with-javac, --with-ecj or --with-ecj-jar])
+  fi
+  AC_SUBST(ECJ_JAR)
+])
+
+AC_DEFUN_ONCE([IT_CHECK_PLUGIN],
+[
+AC_MSG_CHECKING([whether to build the browser plugin])
+AC_ARG_ENABLE([plugin],
+              [AS_HELP_STRING([--disable-plugin],
+                              [Disable compilation of browser plugin])],
+              [enable_plugin="${enableval}"], [enable_plugin="yes"])
+AC_MSG_RESULT(${enable_plugin})
+])
+
+AC_DEFUN_ONCE([IT_CHECK_PLUGIN_DEPENDENCIES],
+[
+dnl Check for plugin support headers and libraries.
+dnl FIXME: use unstable
+AC_REQUIRE([IT_CHECK_PLUGIN])
+if test "x${enable_plugin}" = "xyes" ; then
+  PKG_CHECK_MODULES(GTK, gtk+-2.0)
+  PKG_CHECK_MODULES(GLIB, glib-2.0)
+  AC_SUBST(GLIB_CFLAGS)
+  AC_SUBST(GLIB_LIBS)
+  AC_SUBST(GTK_CFLAGS)
+  AC_SUBST(GTK_LIBS)
+
+  PKG_CHECK_MODULES(MOZILLA, mozilla-plugin)
+    
+  AC_SUBST(MOZILLA_CFLAGS)
+  AC_SUBST(MOZILLA_LIBS)
+fi
+AM_CONDITIONAL(ENABLE_PLUGIN, test "x${enable_plugin}" = "xyes")
+])
+
+AC_DEFUN_ONCE([IT_CHECK_XULRUNNER_VERSION],
+[
+AC_REQUIRE([IT_CHECK_PLUGIN_DEPENDENCIES])
+if test "x${enable_plugin}" = "xyes"
+then
+  AC_CACHE_CHECK([for xulrunner version], [xulrunner_cv_collapsed_version],[
+    if pkg-config --modversion libxul >/dev/null 2>&1
+    then
+      xulrunner_cv_collapsed_version=`pkg-config --modversion libxul | awk -F. '{power=6; v=0; for (i=1; i <= NF; i++) {v += $i * 10 ^ power; power -=2}; print v}'`
+    else
+      AC_MSG_FAILURE([cannot determine xulrunner version])
+    fi])
+  AC_SUBST(MOZILLA_VERSION_COLLAPSED, $xulrunner_cv_collapsed_version)
+fi
+])
+
+dnl Generic macro to check for a Java class
+dnl Takes the name of the class as an argument.  The macro name
+dnl is usually the name of the class with '.'
+dnl replaced by '_' and all letters capitalised.
+dnl e.g. IT_CHECK_FOR_CLASS([JAVA_UTIL_SCANNER],[java.util.Scanner])
+AC_DEFUN([IT_CHECK_FOR_CLASS],[
+AC_CACHE_CHECK([if $2 is missing], it_cv_$1, [
+CLASS=Test.java
+BYTECODE=$(echo $CLASS|sed 's#\.java##')
+mkdir tmp.$$
+cd tmp.$$
+cat << \EOF > $CLASS
+[/* [#]line __oline__ "configure" */
+public class Test
+{
+  public static void main(String[] args)
+  {
+    $2.class.toString();
+  }
+}
+]
+EOF
+if $JAVAC -cp . $JAVACFLAGS -nowarn $CLASS >&AS_MESSAGE_LOG_FD 2>&1; then
+  if $JAVA -classpath . $BYTECODE >&AS_MESSAGE_LOG_FD 2>&1; then
+      it_cv_$1=yes;
+  else
+      it_cv_$1=no;
+  fi
+else
+  it_cv_$1=no;
+fi
+])
+rm -f $CLASS *.class
+cd ..
+rmdir tmp.$$
+if test x"${it_cv_$1}" = "xno"; then
+   AC_MSG_ERROR([$2 not found.])
+fi
+AC_PROVIDE([$0])dnl
+])
+
+AC_DEFUN_ONCE([IT_CHECK_FOR_MERCURIAL],
+[
+  AC_PATH_TOOL([HG],[hg])
+  AC_SUBST([HG])
+])
+
+AC_DEFUN_ONCE([IT_OBTAIN_HG_REVISIONS],
+[
+  AC_REQUIRE([IT_CHECK_FOR_MERCURIAL])
+  ICEDTEA_REVISION="none";
+  if which ${HG} >&AS_MESSAGE_LOG_FD 2>&1; then
+    AC_MSG_CHECKING([for IcedTea Mercurial revision ID])
+    if test -e ${abs_top_srcdir}/.hg ; then 
+      ICEDTEA_REVISION="r`(cd ${abs_top_srcdir}; ${HG} tip --template '{node|short}')`" ; 
+    fi ;
+    AC_MSG_RESULT([${ICEDTEA_REVISION}])
+    AC_SUBST([ICEDTEA_REVISION])
+  fi;
+  AM_CONDITIONAL([HAS_ICEDTEA_REVISION], test "x${ICEDTEA_REVISION}" != xnone)
+])
+
+AC_DEFUN_ONCE([IT_GET_PKGVERSION],
+[
+AC_MSG_CHECKING([for distribution package version])
+AC_ARG_WITH([pkgversion],
+        [AS_HELP_STRING([--with-pkgversion=PKG],
+                        [Use PKG in the version string in addition to "IcedTea"])],
+        [case "$withval" in
+          yes) AC_MSG_ERROR([package version not specified]) ;;
+          no)  PKGVERSION=none ;;
+          *)   PKGVERSION="$withval" ;;
+         esac],
+        [PKGVERSION=none])
+AC_MSG_RESULT([${PKGVERSION}])
+AM_CONDITIONAL(HAS_PKGVERSION, test "x${PKGVERSION}" != "xnone") 
+AC_SUBST(PKGVERSION)
+])
+
+AC_DEFUN([IT_CHECK_WITH_GCJ],
+[
+  AC_MSG_CHECKING([whether to compile ecj natively])
+  AC_ARG_WITH([gcj],
+	      [AS_HELP_STRING(--with-gcj,location of gcj for natively compiling ecj)],
+  [
+    GCJ="${withval}"
+  ],
+  [ 
+    GCJ="no"
+  ])
+  AC_MSG_RESULT([${GCJ}])
+  if test "x${GCJ}" = xyes; then
+    AC_PATH_TOOL([GCJ],[gcj])
+  fi
+  AC_SUBST([GCJ])
+])
+
+AC_DEFUN([IT_USING_ECJ],[
+AC_CACHE_CHECK([if we are using ecj as javac], it_cv_ecj, [
+if $JAVAC -version 2>&1| grep '^Eclipse' >&AS_MESSAGE_LOG_FD ; then
+  it_cv_ecj=yes;
+else
+  it_cv_ecj=no;
+fi
+])
+USING_ECJ=$it_cv_ecj
+AC_SUBST(USING_ECJ)
+AC_PROVIDE([$0])dnl
+])
+
+AC_DEFUN([FIND_TOOL],
+[AC_PATH_TOOL([$1],[$2])
+ if test x"$$1" = x ; then
+   AC_MSG_ERROR([$2 program not found in PATH])
+ fi
+ AC_SUBST([$1])
+])
+
+AC_DEFUN([IT_SET_ARCH_SETTINGS],
+[
+  case "${host_cpu}" in
+    x86_64)
+      BUILD_ARCH_DIR=amd64
+      INSTALL_ARCH_DIR=amd64
+      JRE_ARCH_DIR=amd64
+      ARCHFLAG="-m64"
+      ;;
+    i?86)
+      BUILD_ARCH_DIR=i586
+      INSTALL_ARCH_DIR=i386
+      JRE_ARCH_DIR=i386
+      ARCH_PREFIX=${LINUX32}
+      ARCHFLAG="-m32"
+      ;;
+    alpha*)
+      BUILD_ARCH_DIR=alpha
+      INSTALL_ARCH_DIR=alpha
+      JRE_ARCH_DIR=alpha
+      ;;
+    arm*)
+      BUILD_ARCH_DIR=arm
+      INSTALL_ARCH_DIR=arm
+      JRE_ARCH_DIR=arm
+      ;;
+    mips)
+      BUILD_ARCH_DIR=mips
+      INSTALL_ARCH_DIR=mips
+      JRE_ARCH_DIR=mips
+       ;;
+    mipsel)
+      BUILD_ARCH_DIR=mipsel
+      INSTALL_ARCH_DIR=mipsel
+      JRE_ARCH_DIR=mipsel
+       ;;
+    powerpc)
+      BUILD_ARCH_DIR=ppc
+      INSTALL_ARCH_DIR=ppc
+      JRE_ARCH_DIR=ppc
+      ARCH_PREFIX=${LINUX32}
+      ARCHFLAG="-m32"
+       ;;
+    powerpc64)
+      BUILD_ARCH_DIR=ppc64
+      INSTALL_ARCH_DIR=ppc64
+      JRE_ARCH_DIR=ppc64
+      ARCHFLAG="-m64"
+       ;;
+    sparc)
+      BUILD_ARCH_DIR=sparc
+      INSTALL_ARCH_DIR=sparc
+      JRE_ARCH_DIR=sparc
+      ARCH_PREFIX=${LINUX32}
+      ARCHFLAG="-m32"
+       ;;
+    sparc64)
+      BUILD_ARCH_DIR=sparcv9
+      INSTALL_ARCH_DIR=sparcv9
+      JRE_ARCH_DIR=sparc64
+      ARCHFLAG="-m64"
+       ;;
+    s390)
+      BUILD_ARCH_DIR=s390
+      INSTALL_ARCH_DIR=s390
+      JRE_ARCH_DIR=s390
+      ARCH_PREFIX=${LINUX32}
+      ARCHFLAG="-m31"
+       ;;
+    s390x)
+      BUILD_ARCH_DIR=s390x
+      INSTALL_ARCH_DIR=s390x
+      JRE_ARCH_DIR=s390x
+      ARCHFLAG="-m64"
+       ;;
+    sh*)
+      BUILD_ARCH_DIR=sh
+      INSTALL_ARCH_DIR=sh
+      JRE_ARCH_DIR=sh
+      ;;
+    *)
+      BUILD_ARCH_DIR=`uname -m`
+      INSTALL_ARCH_DIR=$BUILD_ARCH_DIR
+      JRE_ARCH_DIR=$INSTALL_ARCH_DIR
+      ;;
+  esac
+  AC_SUBST(BUILD_ARCH_DIR)
+  AC_SUBST(INSTALL_ARCH_DIR)
+  AC_SUBST(JRE_ARCH_DIR)
+  AC_SUBST(ARCH_PREFIX)
+  AC_SUBST(ARCHFLAG)
+])