--- /dev/null	2012-06-05 09:41:31.162991907 +0200
+++ new/common/autoconf/boot-jdk.m4	2012-07-06 00:57:48.425395061 +0200
@@ -0,0 +1,295 @@
+#
+# Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
+# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+#
+# This code is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License version 2 only, as
+# published by the Free Software Foundation.  Oracle designates this
+# particular file as subject to the "Classpath" exception as provided
+# by Oracle in the LICENSE file that accompanied this code.
+#
+# This code is distributed in the hope that it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+# version 2 for more details (a copy is included in the LICENSE file that
+# accompanied this code).
+#
+# You should have received a copy of the GNU General Public License version
+# 2 along with this work; if not, write to the Free Software Foundation,
+# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+#
+# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+# or visit www.oracle.com if you need additional information or have any
+# questions.
+#
+
+# Fixes paths on windows to be mixed mode short.
+AC_DEFUN([BOOTJDK_WIN_FIX_PATH],
+[
+    if test "x$OPENJDK_BUILD_OS" = "xwindows"; then
+        AC_PATH_PROG(CYGPATH, cygpath)
+        tmp="[$]$1"
+        # Convert to C:/ mixed style path without spaces.
+        tmp=`$CYGPATH -s -m "$tmp"`
+        $1="$tmp"
+    fi
+])
+
+AC_DEFUN([BOOTJDK_MISSING_ERROR],
+[
+    AC_MSG_NOTICE([This might be fixed by explicitely setting --with-boot-jdk])
+    AC_MSG_ERROR([Cannot continue])
+])
+
+###############################################################################
+#
+# We need a Boot JDK to bootstrap the build. 
+#
+
+AC_DEFUN_ONCE([BOOTJDK_SETUP_BOOT_JDK],
+[
+BOOT_JDK_FOUND=no
+AC_ARG_WITH(boot-jdk, [AS_HELP_STRING([--with-boot-jdk],
+    [path to Boot JDK (used to bootstrap build) @<:@probed@:>@])])
+                    
+if test "x$with_boot_jdk" != x; then
+    BOOT_JDK=$with_boot_jdk
+    BOOT_JDK_FOUND=yes
+fi
+if test "x$BOOT_JDK_FOUND" = xno; then
+    BDEPS_CHECK_MODULE(BOOT_JDK, boot-jdk, xxx, [BOOT_JDK_FOUND=yes], [BOOT_JDK_FOUND=no])
+fi
+
+if test "x$BOOT_JDK_FOUND" = xno; then
+    if test "x$JAVA_HOME" != x; then
+        if test ! -d "$JAVA_HOME"; then
+            AC_MSG_NOTICE([Your JAVA_HOME points to a non-existing directory!])
+            BOOTJDK_MISSING_ERROR
+        fi
+        # Aha, the user has set a JAVA_HOME
+        # let us use that as the Boot JDK.
+        BOOT_JDK="$JAVA_HOME"
+        BOOT_JDK_FOUND=yes
+        # To be on the safe side, lets check that it is a JDK.
+        if test -x "$BOOT_JDK/bin/javac" && test -x "$BOOT_JDK/bin/java"; then
+            JAVAC="$BOOT_JDK/bin/javac"
+            JAVA="$BOOT_JDK/bin/java"
+            BOOT_JDK_FOUND=yes
+        else
+            AC_MSG_NOTICE([Your JAVA_HOME points to a JRE! The build needs a JDK! Please point JAVA_HOME to a JDK. JAVA_HOME=[$]JAVA_HOME])
+            BOOTJDK_MISSING_ERROR
+        fi            
+    fi
+fi
+
+if test "x$BOOT_JDK_FOUND" = xno; then
+    AC_PATH_PROG(JAVAC_CHECK, javac)
+    AC_PATH_PROG(JAVA_CHECK, java)
+    BINARY="$JAVAC_CHECK"
+    if test "x$JAVAC_CHECK" = x; then
+        BINARY="$JAVA_CHECK"
+    fi
+    if test "x$BINARY" != x; then
+        # So there is a java(c) binary, it might be part of a JDK.
+        # Lets find the JDK/JRE directory by following symbolic links.
+        # Linux/GNU systems often have links from /usr/bin/java to 
+        # /etc/alternatives/java to the real JDK binary.
+	WHICHCMD_SPACESAFE(BINARY,[path to javac])
+        REMOVE_SYMBOLIC_LINKS(BINARY)
+        BOOT_JDK=`dirname $BINARY`
+        BOOT_JDK=`cd $BOOT_JDK/..; pwd`
+        if test -x $BOOT_JDK/bin/javac && test -x $BOOT_JDK/bin/java; then
+            JAVAC=$BOOT_JDK/bin/javac
+            JAVA=$BOOT_JDK/bin/java
+            BOOT_JDK_FOUND=yes
+        fi
+    fi
+fi
+
+if test "x$BOOT_JDK_FOUND" = xno; then
+    # Try the MacOSX way.
+    if test -x /usr/libexec/java_home; then
+        BOOT_JDK=`/usr/libexec/java_home`
+        if test -x $BOOT_JDK/bin/javac && test -x $BOOT_JDK/bin/java; then
+            JAVAC=$BOOT_JDK/bin/javac
+            JAVA=$BOOT_JDK/bin/java
+            BOOT_JDK_FOUND=yes
+        fi
+    fi
+fi
+
+if test "x$BOOT_JDK_FOUND" = xno; then
+    AC_PATH_PROG(JAVA_CHECK, java)
+    if test "x$JAVA_CHECK" != x; then
+        # There is a java in the path. But apparently we have not found a javac 
+        # in the path, since that would have been tested earlier.
+        if test "x$OPENJDK_TARGET_OS" = xwindows; then
+            # Now if this is a windows platform. The default installation of a JDK
+            # actually puts the JRE in the path and keeps the JDK out of the path!
+            # Go look in the default installation location.
+            BOOT_JDK=/cygdrive/c/Program\ Files/Java/`ls /cygdrive/c/Program\ Files/Java | grep jdk | sort -r | head --lines 1`
+            if test -d "$BOOT_JDK"; then
+                BOOT_JDK_FOUND=yes
+            fi
+        fi
+        if test "x$BOOT_JDK_FOUND" = xno; then
+            HELP_MSG_MISSING_DEPENDENCY([openjdk])
+            AC_MSG_NOTICE([Found a JRE, not not a JDK! Please remove the JRE from your path and put a JDK there instead. $HELP_MSG])
+            BOOTJDK_MISSING_ERROR
+        fi
+    else
+        HELP_MSG_MISSING_DEPENDENCY([openjdk])
+        AC_MSG_NOTICE([Could not find a JDK. $HELP_MSG])
+        BOOTJDK_MISSING_ERROR
+    fi
+fi
+
+BOOTJDK_WIN_FIX_PATH(BOOT_JDK)
+
+# Now see if we can find the rt.jar, or its nearest equivalent.
+BOOT_RTJAR="$BOOT_JDK/jre/lib/rt.jar"
+SPACESAFE(BOOT_RTJAR,[the path to the Boot JDK rt.jar (or nearest equivalent)])
+
+BOOT_TOOLSJAR="$BOOT_JDK/lib/tools.jar"
+SPACESAFE(BOOT_TOOLSJAR,[the path to the Boot JDK tools.jar (or nearest equivalent)])
+
+if test ! -f $BOOT_RTJAR; then
+    # On MacOSX it is called classes.jar
+    BOOT_RTJAR=$BOOT_JDK/../Classes/classes.jar
+    if test ! -f $BOOT_RTJAR; then
+        AC_MSG_NOTICE([Cannot find the rt.jar or its equivalent!])
+        AC_MSG_NOTICE([This typically means that configure failed to automatically find a suitable Boot JDK])
+        BOOTJDK_MISSING_ERROR
+    fi
+    # Remove the .. 
+    BOOT_RTJAR="`cd ${BOOT_RTJAR%/*} && pwd`/${BOOT_RTJAR##*/}"
+    # The tools.jar is part of classes.jar
+    BOOT_TOOLSJAR="$BOOT_RTJAR"
+fi
+
+AC_SUBST(BOOT_JDK)
+AC_SUBST(BOOT_RTJAR)
+AC_SUBST(BOOT_TOOLSJAR)
+AC_MSG_CHECKING([for Boot JDK])
+AC_MSG_RESULT([$BOOT_JDK])
+AC_MSG_CHECKING([for Boot rt.jar])
+AC_MSG_RESULT([$BOOT_RTJAR])
+AC_MSG_CHECKING([for Boot tools.jar])
+AC_MSG_RESULT([$BOOT_TOOLSJAR])
+
+# Use the java tool from the Boot JDK.
+AC_MSG_CHECKING([for java in Boot JDK])
+JAVA=$BOOT_JDK/bin/java
+if test ! -x $JAVA; then
+    AC_MSG_NOTICE([Could not find a working java])
+    BOOTJDK_MISSING_ERROR
+fi
+BOOT_JDK_VERSION=`$JAVA -version 2>&1 | head -n 1`
+AC_MSG_RESULT([yes $BOOT_JDK_VERSION])
+AC_SUBST(JAVA)
+
+# Extra M4 quote needed to protect [] in grep expression.
+[FOUND_VERSION_78=`echo $BOOT_JDK_VERSION | grep  '\"1\.[78]\.'`]
+if test "x$FOUND_VERSION_78" = x; then
+    HELP_MSG_MISSING_DEPENDENCY([openjdk])
+    AC_MSG_NOTICE([Your boot-jdk must be version 7 or 8. $HELP_MSG])
+    BOOTJDK_MISSING_ERROR
+fi
+
+# When compiling code to be executed by the Boot JDK, force jdk7 compatibility.
+BOOT_JDK_SOURCETARGET="-source 7 -target 7"
+AC_SUBST(BOOT_JDK_SOURCETARGET)
+
+# Use the javac tool from the Boot JDK.
+AC_MSG_CHECKING([for javac in Boot JDK])
+JAVAC=$BOOT_JDK/bin/javac
+if test ! -x $JAVAC; then
+    AC_MSG_ERROR([Could not find a working javac])
+fi
+AC_MSG_RESULT(yes)
+AC_SUBST(JAVAC)
+AC_SUBST(JAVAC_FLAGS)
+
+# Use the javah tool from the Boot JDK.
+AC_MSG_CHECKING([for javah in Boot JDK])
+JAVAH=$BOOT_JDK/bin/javah
+if test ! -x $JAVAH; then
+    AC_MSG_NOTICE([Could not find a working javah])
+    BOOTJDK_MISSING_ERROR
+fi
+AC_MSG_RESULT(yes)
+AC_SUBST(JAVAH)
+
+# Use the jar tool from the Boot JDK.
+AC_MSG_CHECKING([for jar in Boot JDK])
+JAR=$BOOT_JDK/bin/jar
+if test ! -x $JAR; then
+    AC_MSG_NOTICE([Could not find a working jar])
+    BOOTJDK_MISSING_ERROR
+fi
+AC_SUBST(JAR)
+AC_MSG_RESULT(yes)
+
+# Use the rmic tool from the Boot JDK.
+AC_MSG_CHECKING([for rmic in Boot JDK])
+RMIC=$BOOT_JDK/bin/rmic
+if test ! -x $RMIC; then
+    AC_MSG_NOTICE([Could not find a working rmic])
+    BOOTJDK_MISSING_ERROR
+fi
+AC_SUBST(RMIC)
+AC_MSG_RESULT(yes)
+
+# Use the native2ascii tool from the Boot JDK.
+AC_MSG_CHECKING([for native2ascii in Boot JDK])
+NATIVE2ASCII=$BOOT_JDK/bin/native2ascii
+if test ! -x $NATIVE2ASCII; then
+    AC_MSG_NOTICE([Could not find a working native2ascii])
+    BOOTJDK_MISSING_ERROR
+fi
+AC_MSG_RESULT(yes)
+AC_SUBST(NATIVE2ASCII)
+])
+
+AC_DEFUN_ONCE([BOOTJDK_SETUP_BOOT_JDK_ARGUMENTS],
+[
+##############################################################################
+#
+# Specify options for anything that is run with the Boot JDK.
+#
+AC_ARG_WITH(boot-jdk-jvmargs, [AS_HELP_STRING([--with-boot-jdk-jvmargs],
+	[specify JVM arguments to be passed to all invocations of the Boot JDK, overriding the default values,
+     e.g --with-boot-jdk-jvmargs="-Xmx8G -enableassertions"])])
+
+if test "x$with_boot_jdk_jvmargs" = x; then
+    # Not all JVM:s accept the same arguments on the command line.
+    # OpenJDK specific increase in thread stack for JDK build,
+    # well more specifically, when running javac.
+    if test "x$BUILD_NUM_BITS" = x32; then
+       STACK_SIZE=768
+    else
+       # Running Javac on a JVM on a 64-bit machine, the stack takes more space
+       # since 64-bit pointers are pushed on the stach. Apparently, we need
+       # to increase the stack space when javacing the JDK....
+       STACK_SIZE=1536
+    fi
+
+    # Minimum amount of heap memory.
+    ADD_JVM_ARG_IF_OK([-Xms64M],boot_jdk_jvmargs,[$JAVA])
+    if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then
+        # Why does macosx need more heap? Its the huge JDK batch.
+        ADD_JVM_ARG_IF_OK([-Xmx1600M],boot_jdk_jvmargs,[$JAVA])
+    else
+        ADD_JVM_ARG_IF_OK([-Xmx1100M],boot_jdk_jvmargs,[$JAVA])
+    fi
+    # When is adding -client something that speeds up the JVM?
+    # ADD_JVM_ARG_IF_OK([-client],boot_jdk_jvmargs,[$JAVA])
+    ADD_JVM_ARG_IF_OK([-XX:PermSize=32m],boot_jdk_jvmargs,[$JAVA])
+    ADD_JVM_ARG_IF_OK([-XX:MaxPermSize=160m],boot_jdk_jvmargs,[$JAVA])
+    ADD_JVM_ARG_IF_OK([-XX:ThreadStackSize=$STACK_SIZE],boot_jdk_jvmargs,[$JAVA])
+    # Disable special log output when a debug build is used as Boot JDK...
+    ADD_JVM_ARG_IF_OK([-XX:-PrintVMOptions -XX:-UnlockDiagnosticVMOptions -XX:-LogVMOutput],boot_jdk_jvmargs,[$JAVA])
+fi
+
+AC_SUBST(BOOT_JDK_JVMARGS, $boot_jdk_jvmargs)
+])