#

# Copyright (c) 2006, 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.

#

# 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.

#  

#

# The common definitions for hotspot linux builds.

# Include the top level defs.make under make directory instead of this one.

# This file is included into make/defs.make.

SLASH_JAVA ?= /java

# Need PLATFORM (os-arch combo names) for jdk and hotspot, plus libarch name

# ARCH can be set explicitly in spec.gmk

ifndef ARCH

  ARCH := $(shell uname -m)

endif

PATH_SEP ?= :

ifeq ($(LP64), 1)

  ARCH_DATA_MODEL ?= 64

else

  ARCH_DATA_MODEL ?= 32

endif

# zero

ifeq ($(findstring true, $(JVM_VARIANT_ZERO) $(JVM_VARIANT_ZEROSHARK)), true)

  ifeq ($(ARCH_DATA_MODEL), 64)

    MAKE_ARGS      += LP64=1

  endif

  PLATFORM         = linux-zero

  VM_PLATFORM      = linux_$(subst i386,i486,$(ZERO_LIBARCH))

  HS_ARCH          = zero

  ARCH             = zero

endif

# ia64

ifeq ($(ARCH), ia64)

  ARCH_DATA_MODEL = 64

  MAKE_ARGS      += LP64=1

  PLATFORM        = linux-ia64

  VM_PLATFORM     = linux_ia64

  HS_ARCH         = ia64

endif

# sparc

ifeq ($(ARCH), sparc64)

  ifeq ($(ARCH_DATA_MODEL), 64)

    ARCH_DATA_MODEL  = 64

    MAKE_ARGS        += LP64=1

    PLATFORM         = linux-sparcv9

    VM_PLATFORM      = linux_sparcv9

  else

    ARCH_DATA_MODEL  = 32

    PLATFORM         = linux-sparc

    VM_PLATFORM      = linux_sparc

  endif

  HS_ARCH            = sparc

endif

# amd64/x86_64

ifneq (,$(findstring $(ARCH), amd64 x86_64))

  ifeq ($(ARCH_DATA_MODEL), 64)

    ARCH_DATA_MODEL = 64

    MAKE_ARGS       += LP64=1

    PLATFORM        = linux-amd64

    VM_PLATFORM     = linux_amd64

    HS_ARCH         = x86

  else

    ARCH_DATA_MODEL = 32

    PLATFORM        = linux-i586

    VM_PLATFORM     = linux_i486

    HS_ARCH         = x86

    # We have to reset ARCH to i686 since SRCARCH relies on it

    ARCH            = i686   

  endif

endif

# i686/i586 ie 32-bit x86

ifneq (,$(findstring $(ARCH), i686 i586))

  ARCH_DATA_MODEL  = 32

  PLATFORM         = linux-i586

  VM_PLATFORM      = linux_i486

  HS_ARCH          = x86

endif

# ARM

ifeq ($(ARCH), arm)

  ARCH_DATA_MODEL  = 32

  PLATFORM         = linux-arm

  VM_PLATFORM      = linux_arm

  HS_ARCH          = arm

endif

# PPC

ifeq ($(ARCH), ppc)

  ARCH_DATA_MODEL  = 32

  PLATFORM         = linux-ppc

  VM_PLATFORM      = linux_ppc

  HS_ARCH          = ppc

endif

# On 32 bit linux we build server and client, on 64 bit just server.

ifeq ($(JVM_VARIANTS),)

  ifeq ($(ARCH_DATA_MODEL), 32)

    JVM_VARIANTS:=client,server

    JVM_VARIANT_CLIENT:=true

    JVM_VARIANT_SERVER:=true

  else

    JVM_VARIANTS:=server

    JVM_VARIANT_SERVER:=true

  endif

endif

# determine if HotSpot is being built in JDK6 or earlier version

JDK6_OR_EARLIER=0

ifeq "$(shell expr \( '$(JDK_MAJOR_VERSION)' != '' \& '$(JDK_MINOR_VERSION)' != '' \& '$(JDK_MICRO_VERSION)' != '' \))" "1"

  # if the longer variable names (newer build style) are set, then check those

  ifeq "$(shell expr \( $(JDK_MAJOR_VERSION) = 1 \& $(JDK_MINOR_VERSION) \< 7 \))" "1"

    JDK6_OR_EARLIER=1

  endif

else

  # the longer variables aren't set so check the shorter variable names

  ifeq "$(shell expr \( '$(JDK_MAJOR_VER)' = 1 \& '$(JDK_MINOR_VER)' \< 7 \))" "1"

    JDK6_OR_EARLIER=1

  endif

endif

ifeq ($(JDK6_OR_EARLIER),0)

  # Full Debug Symbols is supported on JDK7 or newer.

  # The Full Debug Symbols (FDS) default for BUILD_FLAVOR == product

  # builds is enabled with debug info files ZIP'ed to save space. For

  # BUILD_FLAVOR != product builds, FDS is always enabled, after all a

  # debug build without debug info isn't very useful.

  # The ZIP_DEBUGINFO_FILES option only has meaning when FDS is enabled.

  #

  # If you invoke a build with FULL_DEBUG_SYMBOLS=0, then FDS will be

  # disabled for a BUILD_FLAVOR == product build.

  #

  # Note: Use of a different variable name for the FDS override option

  # versus the FDS enabled check is intentional (FULL_DEBUG_SYMBOLS

  # versus ENABLE_FULL_DEBUG_SYMBOLS). For auto build systems that pass

  # in options via environment variables, use of distinct variables

  # prevents strange behaviours. For example, in a BUILD_FLAVOR !=

  # product build, the FULL_DEBUG_SYMBOLS environment variable will be

  # 0, but the ENABLE_FULL_DEBUG_SYMBOLS make variable will be 1. If

  # the same variable name is used, then different values can be picked

  # up by different parts of the build. Just to be clear, we only need

  # two variable names because the incoming option value can be

  # overridden in some situations, e.g., a BUILD_FLAVOR != product

  # build.

  ifeq ($(BUILD_FLAVOR), product)

    FULL_DEBUG_SYMBOLS ?= 1

    ENABLE_FULL_DEBUG_SYMBOLS = $(FULL_DEBUG_SYMBOLS)

  else

    # debug variants always get Full Debug Symbols (if available)

    ENABLE_FULL_DEBUG_SYMBOLS = 1

  endif

  _JUNK_ := $(shell \

    echo >&2 "INFO: ENABLE_FULL_DEBUG_SYMBOLS=$(ENABLE_FULL_DEBUG_SYMBOLS)")

  # since objcopy is optional, we set ZIP_DEBUGINFO_FILES later

  ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)

    # Default OBJCOPY comes from GNU Binutils on Linux:

    DEF_OBJCOPY=/usr/bin/objcopy

    ifdef CROSS_COMPILE_ARCH

      # don't try to generate .debuginfo files when cross compiling

      _JUNK_ := $(shell \

        echo >&2 "INFO: cross compiling for ARCH $(CROSS_COMPILE_ARCH)," \

          "skipping .debuginfo generation.")

      OBJCOPY=

    else

      OBJCOPY=$(shell test -x $(DEF_OBJCOPY) && echo $(DEF_OBJCOPY))

      ifneq ($(ALT_OBJCOPY),)

        _JUNK_ := $(shell echo >&2 "INFO: ALT_OBJCOPY=$(ALT_OBJCOPY)")

        OBJCOPY=$(shell test -x $(ALT_OBJCOPY) && echo $(ALT_OBJCOPY))

      endif

    endif

  else

    OBJCOPY=

  endif

  ifeq ($(OBJCOPY),)

    _JUNK_ := $(shell \

      echo >&2 "INFO: no objcopy cmd found so cannot create .debuginfo files.")

    ENABLE_FULL_DEBUG_SYMBOLS=0

    _JUNK_ := $(shell \

      echo >&2 "INFO: ENABLE_FULL_DEBUG_SYMBOLS=$(ENABLE_FULL_DEBUG_SYMBOLS)")

  else

    _JUNK_ := $(shell \

      echo >&2 "INFO: $(OBJCOPY) cmd found so will create .debuginfo files.")

    # Library stripping policies for .debuginfo configs:

    #   all_strip - strips everything from the library

    #   min_strip - strips most stuff from the library; leaves minimum symbols

    #   no_strip  - does not strip the library at all

    #

    # Oracle security policy requires "all_strip". A waiver was granted on

    # 2011.09.01 that permits using "min_strip" in the Java JDK and Java JRE.

    #

    # Currently, STRIP_POLICY is only used when Full Debug Symbols is enabled.

    #

    STRIP_POLICY ?= min_strip

    _JUNK_ := $(shell \

      echo >&2 "INFO: STRIP_POLICY=$(STRIP_POLICY)")

    ZIP_DEBUGINFO_FILES ?= 1

    _JUNK_ := $(shell \

      echo >&2 "INFO: ZIP_DEBUGINFO_FILES=$(ZIP_DEBUGINFO_FILES)")

  endif

endif

JDK_INCLUDE_SUBDIR=linux

# Library suffix

LIBRARY_SUFFIX=so

# FIXUP: The subdirectory for a debug build is NOT the same on all platforms

VM_DEBUG=jvmg

EXPORT_LIST += $(EXPORT_DOCS_DIR)/platform/jvmti/jvmti.html

# client and server subdirectories have symbolic links to ../libjsig.so

EXPORT_LIST += $(EXPORT_JRE_LIB_ARCH_DIR)/libjsig.$(LIBRARY_SUFFIX)

ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)

  ifeq ($(ZIP_DEBUGINFO_FILES),1)

    EXPORT_LIST += $(EXPORT_JRE_LIB_ARCH_DIR)/libjsig.diz

  else

    EXPORT_LIST += $(EXPORT_JRE_LIB_ARCH_DIR)/libjsig.debuginfo

  endif

endif

EXPORT_SERVER_DIR = $(EXPORT_JRE_LIB_ARCH_DIR)/server

EXPORT_CLIENT_DIR = $(EXPORT_JRE_LIB_ARCH_DIR)/client

EXPORT_LIST += $(EXPORT_JRE_LIB_DIR)/wb.jar

ifeq ($(findstring true, $(JVM_VARIANT_SERVER) $(JVM_VARIANT_ZERO) $(JVM_VARIANT_ZEROSHARK)), true)

  EXPORT_LIST += $(EXPORT_SERVER_DIR)/Xusage.txt

  EXPORT_LIST += $(EXPORT_SERVER_DIR)/libjvm.$(LIBRARY_SUFFIX)

  ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)

    ifeq ($(ZIP_DEBUGINFO_FILES),1)

      EXPORT_LIST += $(EXPORT_SERVER_DIR)/libjvm.diz

    else

      EXPORT_LIST += $(EXPORT_SERVER_DIR)/libjvm.debuginfo

    endif

  endif

endif

ifeq ($(JVM_VARIANT_CLIENT),true)

  EXPORT_LIST += $(EXPORT_CLIENT_DIR)/Xusage.txt

  EXPORT_LIST += $(EXPORT_CLIENT_DIR)/libjvm.$(LIBRARY_SUFFIX)

  ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)

    ifeq ($(ZIP_DEBUGINFO_FILES),1)

      EXPORT_LIST += $(EXPORT_CLIENT_DIR)/libjvm.diz

    else

      EXPORT_LIST += $(EXPORT_CLIENT_DIR)/libjvm.debuginfo

    endif

  endif 

endif

# Serviceability Binaries

# No SA Support for PPC, IA64, ARM or zero

ADD_SA_BINARIES/x86   = $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.$(LIBRARY_SUFFIX) \

                        $(EXPORT_LIB_DIR)/sa-jdi.jar 

ADD_SA_BINARIES/sparc = $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.$(LIBRARY_SUFFIX) \

                        $(EXPORT_LIB_DIR)/sa-jdi.jar 

ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)

  ifeq ($(ZIP_DEBUGINFO_FILES),1)

    ADD_SA_BINARIES/x86   += $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.diz

    ADD_SA_BINARIES/sparc += $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.diz

  else

    ADD_SA_BINARIES/x86   += $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.debuginfo

    ADD_SA_BINARIES/sparc += $(EXPORT_JRE_LIB_ARCH_DIR)/libsaproc.debuginfo

  endif

endif

ADD_SA_BINARIES/ppc   = 

ADD_SA_BINARIES/ia64  = 

ADD_SA_BINARIES/arm   = 

ADD_SA_BINARIES/zero  = 

-include $(HS_ALT_MAKE)/linux/makefiles/defs.make

EXPORT_LIST += $(ADD_SA_BINARIES/$(HS_ARCH))