#

# Copyright (c) 1999, 2008, 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.

#  

#

# Rules to build JVM and related libraries, included from vm.make in the build

# directory.

# Common build rules.

MAKEFILES_DIR=$(GAMMADIR)/make/$(Platform_os_family)/makefiles

include $(MAKEFILES_DIR)/rules.make

default: build

#----------------------------------------------------------------------

# Defs

GENERATED     = ../generated

# read a generated file defining the set of .o's and the .o .h dependencies

include $(GENERATED)/Dependencies

# read machine-specific adjustments (%%% should do this via buildtree.make?)

ifeq ($(ZERO_BUILD), true)

  include $(MAKEFILES_DIR)/zeroshark.make

else

  include $(MAKEFILES_DIR)/$(BUILDARCH).make

endif

# set VPATH so make knows where to look for source files

# Src_Dirs is everything in src/share/vm/*, plus the right os/*/vm and cpu/*/vm

# The incls directory contains generated header file lists for inclusion.

# The adfiles directory contains ad_<arch>.[ch]pp.

# The jvmtifiles directory contains jvmti*.[ch]pp

Src_Dirs_V = $(GENERATED)/adfiles $(GENERATED)/jvmtifiles ${Src_Dirs} $(GENERATED)/incls

VPATH    += $(Src_Dirs_V:%=%:)

# set INCLUDES for C preprocessor

Src_Dirs_I = $(PRECOMPILED_HEADER_DIR) $(GENERATED)/adfiles $(GENERATED)/jvmtifiles ${Src_Dirs} $(GENERATED)

INCLUDES += $(Src_Dirs_I:%=-I%)

ifeq (${VERSION}, debug)

  SYMFLAG = -g

else

  SYMFLAG =

endif

# HOTSPOT_RELEASE_VERSION and HOTSPOT_BUILD_VERSION are defined 

# in $(GAMMADIR)/make/defs.make

ifeq ($(HOTSPOT_BUILD_VERSION),)

  BUILD_VERSION = -DHOTSPOT_RELEASE_VERSION="\"$(HOTSPOT_RELEASE_VERSION)\""

else

  BUILD_VERSION = -DHOTSPOT_RELEASE_VERSION="\"$(HOTSPOT_RELEASE_VERSION)-$(HOTSPOT_BUILD_VERSION)\""

endif

# The following variables are defined in the generated flags.make file.

BUILD_VERSION = -DHOTSPOT_RELEASE_VERSION="\"$(HS_BUILD_VER)\""

JRE_VERSION   = -DJRE_RELEASE_VERSION="\"$(JRE_RELEASE_VER)\""

HS_LIB_ARCH   = -DHOTSPOT_LIB_ARCH=\"$(LIBARCH)\"

BUILD_TARGET  = -DHOTSPOT_BUILD_TARGET="\"$(TARGET)\""

BUILD_USER    = -DHOTSPOT_BUILD_USER="\"$(HOTSPOT_BUILD_USER)\""

VM_DISTRO     = -DHOTSPOT_VM_DISTRO="\"$(HOTSPOT_VM_DISTRO)\""

CPPFLAGS =           \

  ${SYSDEFS}         \

  ${INCLUDES}        \

  ${BUILD_VERSION}   \

  ${BUILD_TARGET}    \

  ${BUILD_USER}      \

  ${HS_LIB_ARCH}     \

  ${JRE_VERSION}     \

  ${VM_DISTRO}

# CFLAGS_WARN holds compiler options to suppress/enable warnings.

CFLAGS += $(CFLAGS_WARN/BYFILE)

# Do not use C++ exception handling

CFLAGS += $(CFLAGS/NOEX)

# Extra flags from gnumake's invocation or environment

CFLAGS += $(EXTRA_CFLAGS)

LIBS += -lm -ldl -lpthread

# By default, link the *.o into the library, not the executable.

LINK_INTO$(LINK_INTO) = LIBJVM

JDK_LIBDIR = $(JAVA_HOME)/jre/lib/$(LIBARCH)

#----------------------------------------------------------------------

# jvm_db & dtrace

include $(MAKEFILES_DIR)/dtrace.make

#----------------------------------------------------------------------

# JVM

JVM      = jvm

LIBJVM   = lib$(JVM).so

LIBJVM_G = lib$(JVM)$(G_SUFFIX).so

JVM_OBJ_FILES = $(Obj_Files)

vm_version.o: $(filter-out vm_version.o,$(JVM_OBJ_FILES))

mapfile : $(MAPFILE) vm.def

	rm -f $@

	awk '{ if ($$0 ~ "INSERT VTABLE SYMBOLS HERE")	\

                 { system ("cat vm.def"); }		\

               else					\

                 { print $$0 }				\

             }' > $@ < $(MAPFILE)

mapfile_reorder : mapfile $(REORDERFILE)

	rm -f $@

	cat $^ > $@

vm.def: $(Res_Files) $(Obj_Files)

	sh $(GAMMADIR)/make/linux/makefiles/build_vm_def.sh *.o > $@

ifeq ($(ZERO_LIBARCH), ppc64)

  STATIC_CXX = false

else

  STATIC_CXX = true

endif

ifeq ($(LINK_INTO),AOUT)

  LIBJVM.o                 =

  LIBJVM_MAPFILE           =

  LIBS_VM                  = $(LIBS)

else

  LIBJVM.o                 = $(JVM_OBJ_FILES)

  LIBJVM_MAPFILE$(LDNOMAP) = mapfile_reorder

  LFLAGS_VM$(LDNOMAP)      += $(MAPFLAG:FILENAME=$(LIBJVM_MAPFILE))

  LFLAGS_VM                += $(SONAMEFLAG:SONAME=$(LIBJVM))

  # JVM is statically linked with libgcc[_s] and libstdc++; this is needed to

  # get around library dependency and compatibility issues. Must use gcc not

  # g++ to link.

  ifeq ($(STATIC_CXX), true)

    LFLAGS_VM              += $(STATIC_LIBGCC)

    LIBS_VM                += $(STATIC_STDCXX)

  else

    LIBS_VM                += -lstdc++

  endif

  LIBS_VM                  += $(LIBS)

endif

ifeq ($(ZERO_BUILD), true)

  LIBS_VM += $(LIBFFI_LIBS)

endif

LINK_VM = $(LINK_LIB.c)

# rule for building precompiled header

$(PRECOMPILED_HEADER): $(Precompiled_Files)

	$(QUIETLY) echo Generating precompiled header $@

	$(QUIETLY) mkdir -p $(PRECOMPILED_HEADER_DIR)/incls

	$(QUIETLY) $(COMPILE.CC) -x c++-header -c $(GENERATED)/incls/_precompiled.incl -o $@ $(COMPILE_DONE)

# making the library:

ifneq ($(JVM_BASE_ADDR),)

# By default shared library is linked at base address == 0. Modify the

# linker script if JVM prefers a different base location. It can also be

# implemented with 'prelink -r'. But 'prelink' is not (yet) available on

# our build platform (AS-2.1).

LD_SCRIPT = libjvm.so.lds

$(LD_SCRIPT): $(LIBJVM_MAPFILE)

	$(QUIETLY) {                                                \

	  rm -rf $@;                                                \

	  $(LINK_VM) -Wl,--verbose $(LFLAGS_VM) 2>&1             |  \

	    sed -e '/^======/,/^======/!d'                          \

		-e '/^======/d'                                     \

		-e 's/0\( + SIZEOF_HEADERS\)/$(JVM_BASE_ADDR)\1/'   \

		> $@;                                               \

	}

LD_SCRIPT_FLAG = -Wl,-T,$(LD_SCRIPT)

endif

# With more recent Redhat releases (or the cutting edge version Fedora), if

# SELinux is configured to be enabled, the runtime linker will fail to apply

# the text relocation to libjvm.so considering that it is built as a non-PIC

# DSO. To workaround that, we run chcon to libjvm.so after it is built. See 

# details in bug 6538311.

$(LIBJVM): $(LIBJVM.o) $(LIBJVM_MAPFILE) $(LD_SCRIPT)

	$(QUIETLY) {                                                    \

	    echo Linking vm...;                                         \

	    $(LINK_LIB.CC/PRE_HOOK)                                     \

	    $(LINK_VM) $(LD_SCRIPT_FLAG)                                \

		       $(LFLAGS_VM) -o $@ $(LIBJVM.o) $(LIBS_VM);       \

	    $(LINK_LIB.CC/POST_HOOK)                                    \

	    rm -f $@.1; ln -s $@ $@.1;                                  \

	    [ -f $(LIBJVM_G) ] || { ln -s $@ $(LIBJVM_G); ln -s $@.1 $(LIBJVM_G).1; }; \

	    if [ -x /usr/sbin/selinuxenabled ] ; then                   \

	      /usr/sbin/selinuxenabled;                                 \

              if [ $$? = 0 ] ; then					\

		/usr/bin/chcon -t textrel_shlib_t $@;                   \

		if [ $$? != 0 ]; then                                   \

		  echo "ERROR: Cannot chcon $@";			\

		fi							\

	      fi							\

	    fi                                                          \

	}

DEST_JVM = $(JDK_LIBDIR)/$(VM_SUBDIR)/$(LIBJVM)

install_jvm: $(LIBJVM)

	@echo "Copying $(LIBJVM) to $(DEST_JVM)"

	$(QUIETLY) cp -f $(LIBJVM) $(DEST_JVM) && echo "Done"

#----------------------------------------------------------------------

# Other files

# Gamma launcher

include $(MAKEFILES_DIR)/launcher.make

# Signal interposition library

include $(MAKEFILES_DIR)/jsig.make

# Serviceability agent

include $(MAKEFILES_DIR)/saproc.make

#----------------------------------------------------------------------

build: $(LIBJVM) $(LAUNCHER) $(LIBJSIG) $(LIBJVM_DB) checkAndBuildSA

install: install_jvm install_jsig install_saproc

.PHONY: default build install install_jvm