erikj@459: #
erikj@459: # Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved.
erikj@459: # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
erikj@459: #
erikj@459: # This code is free software; you can redistribute it and/or modify it
erikj@459: # under the terms of the GNU General Public License version 2 only, as
erikj@459: # published by the Free Software Foundation.  Oracle designates this
erikj@459: # particular file as subject to the "Classpath" exception as provided
erikj@459: # by Oracle in the LICENSE file that accompanied this code.
erikj@459: #
erikj@459: # This code is distributed in the hope that it will be useful, but WITHOUT
erikj@459: # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
erikj@459: # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
erikj@459: # version 2 for more details (a copy is included in the LICENSE file that
erikj@459: # accompanied this code).
erikj@459: #
erikj@459: # You should have received a copy of the GNU General Public License version
erikj@459: # 2 along with this work; if not, write to the Free Software Foundation,
erikj@459: # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
erikj@459: #
erikj@459: # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
erikj@459: # or visit www.oracle.com if you need additional information or have any
erikj@459: # questions.
erikj@459: #
erikj@459: 
erikj@459: # Fixes paths on windows to be mixed mode short.
erikj@459: AC_DEFUN([BOOTJDK_WIN_FIX_PATH],
erikj@459: [
erikj@459:     if test "x$OPENJDK_BUILD_OS" = "xwindows"; then
erikj@459:         AC_PATH_PROG(CYGPATH, cygpath)
erikj@459:         tmp="[$]$1"
erikj@459:         # Convert to C:/ mixed style path without spaces.
erikj@459:         tmp=`$CYGPATH -s -m "$tmp"`
erikj@459:         $1="$tmp"
erikj@459:     fi
erikj@459: ])
erikj@459: 
erikj@459: AC_DEFUN([BOOTJDK_MISSING_ERROR],
erikj@459: [
erikj@459:     AC_MSG_NOTICE([This might be fixed by explicitely setting --with-boot-jdk])
erikj@459:     AC_MSG_ERROR([Cannot continue])
erikj@459: ])
erikj@459: 
erikj@459: ###############################################################################
erikj@459: #
erikj@459: # We need a Boot JDK to bootstrap the build. 
erikj@459: #
erikj@459: 
erikj@459: AC_DEFUN_ONCE([BOOTJDK_SETUP_BOOT_JDK],
erikj@459: [
erikj@459: BOOT_JDK_FOUND=no
erikj@459: AC_ARG_WITH(boot-jdk, [AS_HELP_STRING([--with-boot-jdk],
erikj@459:     [path to Boot JDK (used to bootstrap build) @<:@probed@:>@])])
erikj@459:                     
erikj@459: if test "x$with_boot_jdk" != x; then
erikj@459:     BOOT_JDK=$with_boot_jdk
erikj@459:     BOOT_JDK_FOUND=yes
erikj@459: fi
erikj@459: if test "x$BOOT_JDK_FOUND" = xno; then
erikj@459:     BDEPS_CHECK_MODULE(BOOT_JDK, boot-jdk, xxx, [BOOT_JDK_FOUND=yes], [BOOT_JDK_FOUND=no])
erikj@459: fi
erikj@459: 
erikj@459: if test "x$BOOT_JDK_FOUND" = xno; then
erikj@459:     if test "x$JAVA_HOME" != x; then
erikj@459:         if test ! -d "$JAVA_HOME"; then
erikj@459:             AC_MSG_NOTICE([Your JAVA_HOME points to a non-existing directory!])
erikj@459:             BOOTJDK_MISSING_ERROR
erikj@459:         fi
erikj@459:         # Aha, the user has set a JAVA_HOME
erikj@459:         # let us use that as the Boot JDK.
erikj@459:         BOOT_JDK="$JAVA_HOME"
erikj@459:         BOOT_JDK_FOUND=yes
erikj@459:         # To be on the safe side, lets check that it is a JDK.
erikj@459:         if test -x "$BOOT_JDK/bin/javac" && test -x "$BOOT_JDK/bin/java"; then
erikj@459:             JAVAC="$BOOT_JDK/bin/javac"
erikj@459:             JAVA="$BOOT_JDK/bin/java"
erikj@459:             BOOT_JDK_FOUND=yes
erikj@459:         else
erikj@459:             AC_MSG_NOTICE([Your JAVA_HOME points to a JRE! The build needs a JDK! Please point JAVA_HOME to a JDK. JAVA_HOME=[$]JAVA_HOME])
erikj@459:             BOOTJDK_MISSING_ERROR
erikj@459:         fi            
erikj@459:     fi
erikj@459: fi
erikj@459: 
erikj@459: if test "x$BOOT_JDK_FOUND" = xno; then
erikj@459:     AC_PATH_PROG(JAVAC_CHECK, javac)
erikj@459:     AC_PATH_PROG(JAVA_CHECK, java)
erikj@459:     BINARY="$JAVAC_CHECK"
erikj@459:     if test "x$JAVAC_CHECK" = x; then
erikj@459:         BINARY="$JAVA_CHECK"
erikj@459:     fi
erikj@459:     if test "x$BINARY" != x; then
erikj@459:         # So there is a java(c) binary, it might be part of a JDK.
erikj@459:         # Lets find the JDK/JRE directory by following symbolic links.
erikj@459:         # Linux/GNU systems often have links from /usr/bin/java to 
erikj@459:         # /etc/alternatives/java to the real JDK binary.
erikj@459: 	WHICHCMD_SPACESAFE(BINARY,[path to javac])
erikj@459:         REMOVE_SYMBOLIC_LINKS(BINARY)
erikj@459:         BOOT_JDK=`dirname $BINARY`
erikj@459:         BOOT_JDK=`cd $BOOT_JDK/..; pwd`
erikj@459:         if test -x $BOOT_JDK/bin/javac && test -x $BOOT_JDK/bin/java; then
erikj@459:             JAVAC=$BOOT_JDK/bin/javac
erikj@459:             JAVA=$BOOT_JDK/bin/java
erikj@459:             BOOT_JDK_FOUND=yes
erikj@459:         fi
erikj@459:     fi
erikj@459: fi
erikj@459: 
erikj@459: if test "x$BOOT_JDK_FOUND" = xno; then
erikj@459:     # Try the MacOSX way.
erikj@459:     if test -x /usr/libexec/java_home; then
erikj@459:         BOOT_JDK=`/usr/libexec/java_home`
erikj@459:         if test -x $BOOT_JDK/bin/javac && test -x $BOOT_JDK/bin/java; then
erikj@459:             JAVAC=$BOOT_JDK/bin/javac
erikj@459:             JAVA=$BOOT_JDK/bin/java
erikj@459:             BOOT_JDK_FOUND=yes
erikj@459:         fi
erikj@459:     fi
erikj@459: fi
erikj@459: 
erikj@459: if test "x$BOOT_JDK_FOUND" = xno; then
erikj@459:     AC_PATH_PROG(JAVA_CHECK, java)
erikj@459:     if test "x$JAVA_CHECK" != x; then
erikj@459:         # There is a java in the path. But apparently we have not found a javac 
erikj@459:         # in the path, since that would have been tested earlier.
erikj@459:         if test "x$OPENJDK_TARGET_OS" = xwindows; then
erikj@459:             # Now if this is a windows platform. The default installation of a JDK
erikj@459:             # actually puts the JRE in the path and keeps the JDK out of the path!
erikj@459:             # Go look in the default installation location.
erikj@459:             BOOT_JDK=/cygdrive/c/Program\ Files/Java/`ls /cygdrive/c/Program\ Files/Java | grep jdk | sort -r | head --lines 1`
erikj@459:             if test -d "$BOOT_JDK"; then
erikj@459:                 BOOT_JDK_FOUND=yes
erikj@459:             fi
erikj@459:         fi
erikj@459:         if test "x$BOOT_JDK_FOUND" = xno; then
erikj@459:             HELP_MSG_MISSING_DEPENDENCY([openjdk])
erikj@459:             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])
erikj@459:             BOOTJDK_MISSING_ERROR
erikj@459:         fi
erikj@459:     else
erikj@459:         HELP_MSG_MISSING_DEPENDENCY([openjdk])
erikj@459:         AC_MSG_NOTICE([Could not find a JDK. $HELP_MSG])
erikj@459:         BOOTJDK_MISSING_ERROR
erikj@459:     fi
erikj@459: fi
erikj@459: 
erikj@459: BOOTJDK_WIN_FIX_PATH(BOOT_JDK)
erikj@459: 
erikj@459: # Now see if we can find the rt.jar, or its nearest equivalent.
erikj@459: BOOT_RTJAR="$BOOT_JDK/jre/lib/rt.jar"
erikj@459: SPACESAFE(BOOT_RTJAR,[the path to the Boot JDK rt.jar (or nearest equivalent)])
erikj@459: 
erikj@459: BOOT_TOOLSJAR="$BOOT_JDK/lib/tools.jar"
erikj@459: SPACESAFE(BOOT_TOOLSJAR,[the path to the Boot JDK tools.jar (or nearest equivalent)])
erikj@459: 
erikj@459: if test ! -f $BOOT_RTJAR; then
erikj@459:     # On MacOSX it is called classes.jar
erikj@459:     BOOT_RTJAR=$BOOT_JDK/../Classes/classes.jar
erikj@459:     if test ! -f $BOOT_RTJAR; then
erikj@459:         AC_MSG_NOTICE([Cannot find the rt.jar or its equivalent!])
erikj@459:         AC_MSG_NOTICE([This typically means that configure failed to automatically find a suitable Boot JDK])
erikj@459:         BOOTJDK_MISSING_ERROR
erikj@459:     fi
erikj@459:     # Remove the .. 
erikj@459:     BOOT_RTJAR="`cd ${BOOT_RTJAR%/*} && pwd`/${BOOT_RTJAR##*/}"
erikj@459:     # The tools.jar is part of classes.jar
erikj@459:     BOOT_TOOLSJAR="$BOOT_RTJAR"
erikj@459: fi
erikj@459: 
erikj@459: AC_SUBST(BOOT_JDK)
erikj@459: AC_SUBST(BOOT_RTJAR)
erikj@459: AC_SUBST(BOOT_TOOLSJAR)
erikj@459: AC_MSG_CHECKING([for Boot JDK])
erikj@459: AC_MSG_RESULT([$BOOT_JDK])
erikj@459: AC_MSG_CHECKING([for Boot rt.jar])
erikj@459: AC_MSG_RESULT([$BOOT_RTJAR])
erikj@459: AC_MSG_CHECKING([for Boot tools.jar])
erikj@459: AC_MSG_RESULT([$BOOT_TOOLSJAR])
erikj@459: 
erikj@459: # Use the java tool from the Boot JDK.
erikj@459: AC_MSG_CHECKING([for java in Boot JDK])
erikj@459: JAVA=$BOOT_JDK/bin/java
erikj@459: if test ! -x $JAVA; then
erikj@459:     AC_MSG_NOTICE([Could not find a working java])
erikj@459:     BOOTJDK_MISSING_ERROR
erikj@459: fi
erikj@459: BOOT_JDK_VERSION=`$JAVA -version 2>&1 | head -n 1`
erikj@459: AC_MSG_RESULT([yes $BOOT_JDK_VERSION])
erikj@459: AC_SUBST(JAVA)
erikj@459: 
erikj@459: # Extra M4 quote needed to protect [] in grep expression.
erikj@459: [FOUND_VERSION_78=`echo $BOOT_JDK_VERSION | grep  '\"1\.[78]\.'`]
erikj@459: if test "x$FOUND_VERSION_78" = x; then
erikj@459:     HELP_MSG_MISSING_DEPENDENCY([openjdk])
erikj@459:     AC_MSG_NOTICE([Your boot-jdk must be version 7 or 8. $HELP_MSG])
erikj@459:     BOOTJDK_MISSING_ERROR
erikj@459: fi
erikj@459: 
erikj@459: # When compiling code to be executed by the Boot JDK, force jdk7 compatibility.
erikj@459: BOOT_JDK_SOURCETARGET="-source 7 -target 7"
erikj@459: AC_SUBST(BOOT_JDK_SOURCETARGET)
erikj@459: 
erikj@459: # Use the javac tool from the Boot JDK.
erikj@459: AC_MSG_CHECKING([for javac in Boot JDK])
erikj@459: JAVAC=$BOOT_JDK/bin/javac
erikj@459: if test ! -x $JAVAC; then
erikj@459:     AC_MSG_ERROR([Could not find a working javac])
erikj@459: fi
erikj@459: AC_MSG_RESULT(yes)
erikj@459: AC_SUBST(JAVAC)
erikj@459: AC_SUBST(JAVAC_FLAGS)
erikj@459: 
erikj@459: # Use the javah tool from the Boot JDK.
erikj@459: AC_MSG_CHECKING([for javah in Boot JDK])
erikj@459: JAVAH=$BOOT_JDK/bin/javah
erikj@459: if test ! -x $JAVAH; then
erikj@459:     AC_MSG_NOTICE([Could not find a working javah])
erikj@459:     BOOTJDK_MISSING_ERROR
erikj@459: fi
erikj@459: AC_MSG_RESULT(yes)
erikj@459: AC_SUBST(JAVAH)
erikj@459: 
erikj@459: # Use the jar tool from the Boot JDK.
erikj@459: AC_MSG_CHECKING([for jar in Boot JDK])
erikj@459: JAR=$BOOT_JDK/bin/jar
erikj@459: if test ! -x $JAR; then
erikj@459:     AC_MSG_NOTICE([Could not find a working jar])
erikj@459:     BOOTJDK_MISSING_ERROR
erikj@459: fi
erikj@459: AC_SUBST(JAR)
erikj@459: AC_MSG_RESULT(yes)
erikj@459: 
erikj@459: # Use the rmic tool from the Boot JDK.
erikj@459: AC_MSG_CHECKING([for rmic in Boot JDK])
erikj@459: RMIC=$BOOT_JDK/bin/rmic
erikj@459: if test ! -x $RMIC; then
erikj@459:     AC_MSG_NOTICE([Could not find a working rmic])
erikj@459:     BOOTJDK_MISSING_ERROR
erikj@459: fi
erikj@459: AC_SUBST(RMIC)
erikj@459: AC_MSG_RESULT(yes)
erikj@459: 
erikj@459: # Use the native2ascii tool from the Boot JDK.
erikj@459: AC_MSG_CHECKING([for native2ascii in Boot JDK])
erikj@459: NATIVE2ASCII=$BOOT_JDK/bin/native2ascii
erikj@459: if test ! -x $NATIVE2ASCII; then
erikj@459:     AC_MSG_NOTICE([Could not find a working native2ascii])
erikj@459:     BOOTJDK_MISSING_ERROR
erikj@459: fi
erikj@459: AC_MSG_RESULT(yes)
erikj@459: AC_SUBST(NATIVE2ASCII)
erikj@459: ])
erikj@459: 
erikj@459: AC_DEFUN_ONCE([BOOTJDK_SETUP_BOOT_JDK_ARGUMENTS],
erikj@459: [
erikj@459: ##############################################################################
erikj@459: #
erikj@459: # Specify options for anything that is run with the Boot JDK.
erikj@459: #
erikj@459: AC_ARG_WITH(boot-jdk-jvmargs, [AS_HELP_STRING([--with-boot-jdk-jvmargs],
erikj@459: 	[specify JVM arguments to be passed to all invocations of the Boot JDK, overriding the default values,
erikj@459:      e.g --with-boot-jdk-jvmargs="-Xmx8G -enableassertions"])])
erikj@459: 
erikj@459: if test "x$with_boot_jdk_jvmargs" = x; then
erikj@459:     # Not all JVM:s accept the same arguments on the command line.
erikj@459:     # OpenJDK specific increase in thread stack for JDK build,
erikj@459:     # well more specifically, when running javac.
erikj@459:     if test "x$BUILD_NUM_BITS" = x32; then
erikj@459:        STACK_SIZE=768
erikj@459:     else
erikj@459:        # Running Javac on a JVM on a 64-bit machine, the stack takes more space
erikj@459:        # since 64-bit pointers are pushed on the stach. Apparently, we need
erikj@459:        # to increase the stack space when javacing the JDK....
erikj@459:        STACK_SIZE=1536
erikj@459:     fi
erikj@459: 
erikj@459:     # Minimum amount of heap memory.
erikj@459:     ADD_JVM_ARG_IF_OK([-Xms64M],boot_jdk_jvmargs,[$JAVA])
erikj@459:     if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then
erikj@459:         # Why does macosx need more heap? Its the huge JDK batch.
erikj@459:         ADD_JVM_ARG_IF_OK([-Xmx1600M],boot_jdk_jvmargs,[$JAVA])
erikj@459:     else
erikj@459:         ADD_JVM_ARG_IF_OK([-Xmx1100M],boot_jdk_jvmargs,[$JAVA])
erikj@459:     fi
erikj@459:     # When is adding -client something that speeds up the JVM?
erikj@459:     # ADD_JVM_ARG_IF_OK([-client],boot_jdk_jvmargs,[$JAVA])
erikj@459:     ADD_JVM_ARG_IF_OK([-XX:PermSize=32m],boot_jdk_jvmargs,[$JAVA])
erikj@459:     ADD_JVM_ARG_IF_OK([-XX:MaxPermSize=160m],boot_jdk_jvmargs,[$JAVA])
erikj@459:     ADD_JVM_ARG_IF_OK([-XX:ThreadStackSize=$STACK_SIZE],boot_jdk_jvmargs,[$JAVA])
erikj@459:     # Disable special log output when a debug build is used as Boot JDK...
erikj@459:     ADD_JVM_ARG_IF_OK([-XX:-PrintVMOptions -XX:-UnlockDiagnosticVMOptions -XX:-LogVMOutput],boot_jdk_jvmargs,[$JAVA])
erikj@459: fi
erikj@459: 
erikj@459: AC_SUBST(BOOT_JDK_JVMARGS, $boot_jdk_jvmargs)
erikj@459: ])