#

# Copyright (c) 2011, 2015, 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.

#

AC_DEFUN_ONCE([JDKOPT_SETUP_JDK_VARIANT],

[

  ###############################################################################

  #

  # Check which variant of the JDK that we want to build.

  # Currently we have:

  #    normal:   standard edition

  # but the custom make system may add other variants

  #

  # Effectively the JDK variant gives a name to a specific set of

  # modules to compile into the JDK. In the future, these modules

  # might even be Jigsaw modules.

  #

  AC_MSG_CHECKING([which variant of the JDK to build])

  AC_ARG_WITH([jdk-variant], [AS_HELP_STRING([--with-jdk-variant],

      [JDK variant to build (normal) @<:@normal@:>@])])

  if test "x$with_jdk_variant" = xnormal || test "x$with_jdk_variant" = x; then

    JDK_VARIANT="normal"

  else

    AC_MSG_ERROR([The available JDK variants are: normal])

  fi

  AC_SUBST(JDK_VARIANT)

  AC_MSG_RESULT([$JDK_VARIANT])

])

AC_DEFUN_ONCE([JDKOPT_SETUP_JVM_INTERPRETER],

[

###############################################################################

#

# Check which interpreter of the JVM we want to build.

# Currently we have:

#    template: Template interpreter (the default)

#    cpp     : C++ interpreter

AC_MSG_CHECKING([which interpreter of the JVM to build])

AC_ARG_WITH([jvm-interpreter], [AS_HELP_STRING([--with-jvm-interpreter],

	[JVM interpreter to build (template, cpp) @<:@template@:>@])])

if test "x$with_jvm_interpreter" = x; then

     with_jvm_interpreter="template"

fi

JVM_INTERPRETER="$with_jvm_interpreter"

if test "x$JVM_INTERPRETER" != xtemplate && test "x$JVM_INTERPRETER" != xcpp; then

   AC_MSG_ERROR([The available JVM interpreters are: template, cpp])

fi

AC_SUBST(JVM_INTERPRETER)

AC_MSG_RESULT([$with_jvm_interpreter])

])

AC_DEFUN_ONCE([JDKOPT_SETUP_JVM_VARIANTS],

[

  ###############################################################################

  #

  # Check which variants of the JVM that we want to build.

  # Currently we have:

  #    server: normal interpreter and a tiered C1/C2 compiler

  #    client: normal interpreter and C1 (no C2 compiler) (only 32-bit platforms)

  #    minimal1: reduced form of client with optional VM services and features stripped out

  #    kernel: kernel footprint JVM that passes the TCK without major performance problems,

  #             ie normal interpreter and C1, only the serial GC, kernel jvmti etc

  #    zero: no machine code interpreter, no compiler

  #    zeroshark: zero interpreter and shark/llvm compiler backend

#    core: interpreter only, no compiler (only works on some platforms)

  AC_MSG_CHECKING([which variants of the JVM to build])

  AC_ARG_WITH([jvm-variants], [AS_HELP_STRING([--with-jvm-variants],

	[JVM variants (separated by commas) to build (server, client, minimal1, kernel, zero, zeroshark, core) @<:@server@:>@])])

  if test "x$with_jvm_variants" = x; then

    with_jvm_variants="server"

  fi

  JVM_VARIANTS=",$with_jvm_variants,"

  TEST_VARIANTS=`$ECHO "$JVM_VARIANTS" | $SED -e 's/server,//' -e 's/client,//'  -e 's/minimal1,//' -e 's/kernel,//' -e 's/zero,//' -e 's/zeroshark,//' -e 's/core,//'`

  if test "x$TEST_VARIANTS" != "x,"; then

     AC_MSG_ERROR([The available JVM variants are: server, client, minimal1, kernel, zero, zeroshark, core])

  fi

  AC_MSG_RESULT([$with_jvm_variants])

  JVM_VARIANT_SERVER=`$ECHO "$JVM_VARIANTS" | $SED -e '/,server,/!s/.*/false/g' -e '/,server,/s/.*/true/g'`

  JVM_VARIANT_CLIENT=`$ECHO "$JVM_VARIANTS" | $SED -e '/,client,/!s/.*/false/g' -e '/,client,/s/.*/true/g'`

  JVM_VARIANT_MINIMAL1=`$ECHO "$JVM_VARIANTS" | $SED -e '/,minimal1,/!s/.*/false/g' -e '/,minimal1,/s/.*/true/g'`

  JVM_VARIANT_KERNEL=`$ECHO "$JVM_VARIANTS" | $SED -e '/,kernel,/!s/.*/false/g' -e '/,kernel,/s/.*/true/g'`

  JVM_VARIANT_ZERO=`$ECHO "$JVM_VARIANTS" | $SED -e '/,zero,/!s/.*/false/g' -e '/,zero,/s/.*/true/g'`

  JVM_VARIANT_ZEROSHARK=`$ECHO "$JVM_VARIANTS" | $SED -e '/,zeroshark,/!s/.*/false/g' -e '/,zeroshark,/s/.*/true/g'`

  JVM_VARIANT_CORE=`$ECHO "$JVM_VARIANTS" | $SED -e '/,core,/!s/.*/false/g' -e '/,core,/s/.*/true/g'`

  if test "x$JVM_VARIANT_CLIENT" = xtrue; then

    if test "x$OPENJDK_TARGET_CPU_BITS" = x64; then

      AC_MSG_ERROR([You cannot build a client JVM for a 64-bit machine.])

    fi

  fi

  if test "x$JVM_VARIANT_KERNEL" = xtrue; then

    if test "x$OPENJDK_TARGET_CPU_BITS" = x64; then

      AC_MSG_ERROR([You cannot build a kernel JVM for a 64-bit machine.])

    fi

  fi

  if test "x$JVM_VARIANT_MINIMAL1" = xtrue; then

    if test "x$OPENJDK_TARGET_CPU_BITS" = x64; then

      AC_MSG_ERROR([You cannot build a minimal JVM for a 64-bit machine.])

    fi

  fi

  # Replace the commas with AND for use in the build directory name.

  ANDED_JVM_VARIANTS=`$ECHO "$JVM_VARIANTS" | $SED -e 's/^,//' -e 's/,$//' -e 's/,/AND/g'`

  COUNT_VARIANTS=`$ECHO "$JVM_VARIANTS" | $SED -e 's/server,/1/' -e 's/client,/1/' -e 's/minimal1,/1/' -e 's/kernel,/1/' -e 's/zero,/1/' -e 's/zeroshark,/1/' -e 's/core,/1/'`

  if test "x$COUNT_VARIANTS" != "x,1"; then

    BUILDING_MULTIPLE_JVM_VARIANTS=yes

  else

    BUILDING_MULTIPLE_JVM_VARIANTS=no

  fi

  AC_SUBST(JVM_VARIANTS)

  AC_SUBST(JVM_VARIANT_SERVER)

  AC_SUBST(JVM_VARIANT_CLIENT)

  AC_SUBST(JVM_VARIANT_MINIMAL1)

  AC_SUBST(JVM_VARIANT_KERNEL)

  AC_SUBST(JVM_VARIANT_ZERO)

  AC_SUBST(JVM_VARIANT_ZEROSHARK)

  AC_SUBST(JVM_VARIANT_CORE)

  INCLUDE_SA=true

  if test "x$JVM_VARIANT_ZERO" = xtrue ; then

    INCLUDE_SA=false

  fi

  if test "x$JVM_VARIANT_ZEROSHARK" = xtrue ; then

    INCLUDE_SA=false

  fi

  if test "x$OPENJDK_TARGET_OS" = xaix ; then

    INCLUDE_SA=false

  fi

  if test "x$OPENJDK_TARGET_CPU" = xaarch64; then

    INCLUDE_SA=false

  fi

  AC_SUBST(INCLUDE_SA)

  if test "x$OPENJDK_TARGET_OS" = "xmacosx"; then

    MACOSX_UNIVERSAL="true"

  fi

  AC_SUBST(MACOSX_UNIVERSAL)

])

AC_DEFUN_ONCE([JDKOPT_SETUP_DEBUG_LEVEL],

[

  ###############################################################################

  #

  # Set the debug level

  #    release: no debug information, all optimizations, no asserts.

  #    optimized: no debug information, all optimizations, no asserts, HotSpot target is 'optimized'.

  #    fastdebug: debug information (-g), all optimizations, all asserts

  #    slowdebug: debug information (-g), no optimizations, all asserts

  #

  DEBUG_LEVEL="release"

  AC_MSG_CHECKING([which debug level to use])

  AC_ARG_ENABLE([debug], [AS_HELP_STRING([--enable-debug],

      [set the debug level to fastdebug (shorthand for --with-debug-level=fastdebug) @<:@disabled@:>@])],

      [

        ENABLE_DEBUG="${enableval}"

        DEBUG_LEVEL="fastdebug"

      ], [ENABLE_DEBUG="no"])

  AC_ARG_WITH([debug-level], [AS_HELP_STRING([--with-debug-level],

      [set the debug level (release, fastdebug, slowdebug, optimized (HotSpot build only)) @<:@release@:>@])],

      [

        DEBUG_LEVEL="${withval}"

        if test "x$ENABLE_DEBUG" = xyes; then

          AC_MSG_ERROR([You cannot use both --enable-debug and --with-debug-level at the same time.])

        fi

      ])

  AC_MSG_RESULT([$DEBUG_LEVEL])

  if test "x$DEBUG_LEVEL" != xrelease && \

      test "x$DEBUG_LEVEL" != xoptimized && \

      test "x$DEBUG_LEVEL" != xfastdebug && \

      test "x$DEBUG_LEVEL" != xslowdebug; then

    AC_MSG_ERROR([Allowed debug levels are: release, fastdebug and slowdebug])

  fi

  ###############################################################################

  #

  # Setup legacy vars/targets and new vars to deal with different debug levels.

  #

  case $DEBUG_LEVEL in

    release )

      VARIANT="OPT"

      FASTDEBUG="false"

      DEBUG_CLASSFILES="false"

      BUILD_VARIANT_RELEASE=""

      HOTSPOT_DEBUG_LEVEL="product"

      HOTSPOT_EXPORT="product"

      ;;

    fastdebug )

      VARIANT="DBG"

      FASTDEBUG="true"

      DEBUG_CLASSFILES="true"

      BUILD_VARIANT_RELEASE="-fastdebug"

      HOTSPOT_DEBUG_LEVEL="fastdebug"

      HOTSPOT_EXPORT="fastdebug"

      ;;

    slowdebug )

      VARIANT="DBG"

      FASTDEBUG="false"

      DEBUG_CLASSFILES="true"

      BUILD_VARIANT_RELEASE="-debug"

      HOTSPOT_DEBUG_LEVEL="debug"

      HOTSPOT_EXPORT="debug"

      ;;

    optimized )

      VARIANT="OPT"

      FASTDEBUG="false"

      DEBUG_CLASSFILES="false"

      BUILD_VARIANT_RELEASE="-optimized"

      HOTSPOT_DEBUG_LEVEL="optimized"

      HOTSPOT_EXPORT="optimized"

      ;;

  esac

  # The debug level 'optimized' is a little special because it is currently only

  # applicable to the HotSpot build where it means to build a completely

  # optimized version of the VM without any debugging code (like for the

  # 'release' debug level which is called 'product' in the HotSpot build) but

  # with the exception that it can contain additional code which is otherwise

  # protected by '#ifndef PRODUCT' macros. These 'optimized' builds are used to

  # test new and/or experimental features which are not intended for customer

  # shipment. Because these new features need to be tested and benchmarked in

  # real world scenarios, we want to build the containing JDK at the 'release'

  # debug level.

  if test "x$DEBUG_LEVEL" = xoptimized; then

    DEBUG_LEVEL="release"

  fi

  #####

  # Generate the legacy makefile targets for hotspot.

  # The hotspot api for selecting the build artifacts, really, needs to be improved.

  # JDK-7195896 will fix this on the hotspot side by using the JVM_VARIANT_* variables to

  # determine what needs to be built. All we will need to set here is all_product, all_fastdebug etc

  # But until then ...

  HOTSPOT_TARGET=""

  if test "x$JVM_VARIANT_SERVER" = xtrue; then

    HOTSPOT_TARGET="$HOTSPOT_TARGET${HOTSPOT_DEBUG_LEVEL} "

  fi

  if test "x$JVM_VARIANT_CLIENT" = xtrue; then

    HOTSPOT_TARGET="$HOTSPOT_TARGET${HOTSPOT_DEBUG_LEVEL}1 "

  fi

  if test "x$JVM_VARIANT_MINIMAL1" = xtrue; then

    HOTSPOT_TARGET="$HOTSPOT_TARGET${HOTSPOT_DEBUG_LEVEL}minimal1 "

  fi

  if test "x$JVM_VARIANT_KERNEL" = xtrue; then

    HOTSPOT_TARGET="$HOTSPOT_TARGET${HOTSPOT_DEBUG_LEVEL}kernel "

  fi

  if test "x$JVM_VARIANT_ZERO" = xtrue; then

    HOTSPOT_TARGET="$HOTSPOT_TARGET${HOTSPOT_DEBUG_LEVEL}zero "

  fi

  if test "x$JVM_VARIANT_ZEROSHARK" = xtrue; then

    HOTSPOT_TARGET="$HOTSPOT_TARGET${HOTSPOT_DEBUG_LEVEL}shark "

  fi

  if test "x$JVM_VARIANT_CORE" = xtrue; then

    HOTSPOT_TARGET="$HOTSPOT_TARGET${HOTSPOT_DEBUG_LEVEL}core "

  fi

  HOTSPOT_TARGET="$HOTSPOT_TARGET docs export_$HOTSPOT_EXPORT"

  # On Macosx universal binaries are produced, but they only contain

  # 64 bit intel. This invalidates control of which jvms are built

  # from configure, but only server is valid anyway. Fix this

  # when hotspot makefiles are rewritten.

  if test "x$MACOSX_UNIVERSAL" = xtrue; then

    HOTSPOT_TARGET=universal_${HOTSPOT_EXPORT}

  fi

  #####

  AC_SUBST(DEBUG_LEVEL)

  AC_SUBST(VARIANT)

  AC_SUBST(FASTDEBUG)

  AC_SUBST(DEBUG_CLASSFILES)

  AC_SUBST(BUILD_VARIANT_RELEASE)

])

###############################################################################

#

# Should we build only OpenJDK even if closed sources are present?

#

AC_DEFUN_ONCE([JDKOPT_SETUP_OPEN_OR_CUSTOM],

[

  AC_ARG_ENABLE([openjdk-only], [AS_HELP_STRING([--enable-openjdk-only],

      [suppress building custom source even if present @<:@disabled@:>@])],,[enable_openjdk_only="no"])

  AC_MSG_CHECKING([for presence of closed sources])

  if test -d "$SRC_ROOT/jdk/src/closed"; then

    CLOSED_SOURCE_PRESENT=yes

  else

    CLOSED_SOURCE_PRESENT=no

  fi

  AC_MSG_RESULT([$CLOSED_SOURCE_PRESENT])

  AC_MSG_CHECKING([if closed source is suppressed (openjdk-only)])

  SUPPRESS_CLOSED_SOURCE="$enable_openjdk_only"

  AC_MSG_RESULT([$SUPPRESS_CLOSED_SOURCE])

  if test "x$CLOSED_SOURCE_PRESENT" = xno; then

    OPENJDK=true

    if test "x$SUPPRESS_CLOSED_SOURCE" = "xyes"; then

      AC_MSG_WARN([No closed source present, --enable-openjdk-only makes no sense])

    fi

  else

    if test "x$SUPPRESS_CLOSED_SOURCE" = "xyes"; then

      OPENJDK=true

    else

      OPENJDK=false

    fi

  fi

  if test "x$OPENJDK" = "xtrue"; then

    SET_OPENJDK="OPENJDK=true"

  fi

  AC_SUBST(SET_OPENJDK)

  # custom-make-dir is deprecated. Please use your custom-hook.m4 to override

  # the IncludeCustomExtension macro.

  BASIC_DEPRECATED_ARG_WITH(custom-make-dir)

])

AC_DEFUN_ONCE([JDKOPT_SETUP_JDK_OPTIONS],

[

  ###############################################################################

  #

  # Should we build a JDK/JVM with headful support (ie a graphical ui)?

  # We always build headless support.

  #

  AC_MSG_CHECKING([headful support])

  AC_ARG_ENABLE([headful], [AS_HELP_STRING([--disable-headful],

      [disable building headful support (graphical UI support) @<:@enabled@:>@])],

      [SUPPORT_HEADFUL=${enable_headful}], [SUPPORT_HEADFUL=yes])

  SUPPORT_HEADLESS=yes

  BUILD_HEADLESS="BUILD_HEADLESS:=true"

  if test "x$SUPPORT_HEADFUL" = xyes; then

    # We are building both headful and headless.

    headful_msg="include support for both headful and headless"

  fi

  if test "x$SUPPORT_HEADFUL" = xno; then

    # Thus we are building headless only.

    BUILD_HEADLESS="BUILD_HEADLESS:=true"

    headful_msg="headless only"

  fi

  AC_MSG_RESULT([$headful_msg])

  AC_SUBST(SUPPORT_HEADLESS)

  AC_SUBST(SUPPORT_HEADFUL)

  AC_SUBST(BUILD_HEADLESS)

  # Control wether Hotspot runs Queens test after build.

  AC_ARG_ENABLE([hotspot-test-in-build], [AS_HELP_STRING([--enable-hotspot-test-in-build],

      [run the Queens test after Hotspot build @<:@disabled@:>@])],,

      [enable_hotspot_test_in_build=no])

  if test "x$enable_hotspot_test_in_build" = "xyes"; then

    TEST_IN_BUILD=true

  else

    TEST_IN_BUILD=false

  fi

  AC_SUBST(TEST_IN_BUILD)

  ###############################################################################

  #

  # Choose cacerts source file

  #

  AC_ARG_WITH(cacerts-file, [AS_HELP_STRING([--with-cacerts-file],

      [specify alternative cacerts file])])

  if test "x$with_cacerts_file" != x; then

    CACERTS_FILE=$with_cacerts_file

  fi

  AC_SUBST(CACERTS_FILE)

  ###############################################################################

  #

  # Enable or disable unlimited crypto

  #

  AC_ARG_ENABLE(unlimited-crypto, [AS_HELP_STRING([--enable-unlimited-crypto],

      [Enable unlimited crypto policy @<:@disabled@:>@])],,

      [enable_unlimited_crypto=no])

  if test "x$enable_unlimited_crypto" = "xyes"; then

    UNLIMITED_CRYPTO=true

  else

    UNLIMITED_CRYPTO=false

  fi

  AC_SUBST(UNLIMITED_CRYPTO)

  ###############################################################################

  #

  # Compress jars

  #

  COMPRESS_JARS=false

  AC_SUBST(COMPRESS_JARS)

  # Setup default copyright year. Mostly overridden when building close to a new year.

  AC_ARG_WITH(copyright-year, [AS_HELP_STRING([--with-copyright-year],

      [Set copyright year value for build @<:@current year@:>@])])

  if test "x$with_copyright_year" = xyes; then

    AC_MSG_ERROR([Copyright year must have a value])

  elif test "x$with_copyright_year" != x; then

    COPYRIGHT_YEAR="$with_copyright_year"

  else

    COPYRIGHT_YEAR=`date +'%Y'`

  fi

  AC_SUBST(COPYRIGHT_YEAR)

])

AC_DEFUN_ONCE([JDKOPT_SETUP_BUILD_TWEAKS],

[

  HOTSPOT_MAKE_ARGS="$HOTSPOT_TARGET"

  AC_SUBST(HOTSPOT_MAKE_ARGS)

  # The name of the Service Agent jar.

  SALIB_NAME="${LIBRARY_PREFIX}saproc${SHARED_LIBRARY_SUFFIX}"

  if test "x$OPENJDK_TARGET_OS" = "xwindows"; then

    SALIB_NAME="${LIBRARY_PREFIX}sawindbg${SHARED_LIBRARY_SUFFIX}"

  fi

  AC_SUBST(SALIB_NAME)

])

###############################################################################

#

# Enable or disable the elliptic curve crypto implementation

#

AC_DEFUN_ONCE([JDKOPT_DETECT_INTREE_EC],

[

  AC_MSG_CHECKING([if elliptic curve crypto implementation is present])

  if test -d "${SRC_ROOT}/jdk/src/jdk.crypto.ec/share/native/libsunec/impl"; then

    ENABLE_INTREE_EC=yes

    AC_MSG_RESULT([yes])

  else

    ENABLE_INTREE_EC=no

    AC_MSG_RESULT([no])

  fi

  AC_SUBST(ENABLE_INTREE_EC)

])