#
# Copyright (c) 1995, 2009, 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.
#

#
# Common variables used by all the Java makefiles.  This file should
# not contain rules.
#

#
# On Solaris, the 'make' utility from Sun will not work with these makefiles.
#    This little rule is only understood by Sun's make, and is harmless
#    when seen by the GNU make tool. If using Sun's make, this causes the
#    make command to fail.
#
SUN_MAKE_TEST:sh = echo "ERROR: PLEASE USE GNU VERSION OF MAKE"; exit 33

include $(BUILDDIR)/common/shared/Platform.gmk

TOPDIR=$(BUILDDIR)/..

include $(TOPDIR)/make/common/CancelImplicits.gmk

# Historically PLATFORM_SRC used to be src/$(PLATFORM), but we switched it to
# src/solaris so if you want to build on Linux you didn't need a src/linux
# directory.  In an ideal world it would be called src/genunix but we are not
# there yet.
#
ifndef SHARE_SRC
  SHARE_SRC    = $(TOPDIR)/src/share
endif

_OUTPUTDIR=$(TOPDIR)/build/$(PLATFORM)-$(ARCH)

#
# Get platform definitions
#

include $(TOPDIR)/make/common/Defs-$(PLATFORM).gmk

#
# Localizations for the different parts of the product beyond English
#

JRE_LOCALES   = de es fr it ja ko sv zh_CN zh_TW zh_HK
PLUGIN_LOCALES = de es fr it ja ko sv zh_CN zh_TW zh_HK
JDK_LOCALES  = ja zh_CN

#
# A list of locales we support but don't have resource files.
# This is defined to optimize the search of resource bundles.
#
JRE_NONEXIST_LOCALES = en en_US de_DE es_ES fr_FR it_IT ja_JP ko_KR sv_SE zh

#
# All libraries except libjava and libjvm itself link against libjvm and
# libjava, the latter for its exported common utilities.  libjava only links
# against libjvm.  Programs' makefiles take their own responsibility for
# adding other libs.
#
ifdef PACKAGE
# put JAVALIB first, but do not lose any platform specific values....
  LDLIBS_COMMON = $(JAVALIB)
endif # PACKAGE

#
# Libraries that must appear ahead of libc.so on the link command line
#
ifdef PROGRAM

  ifeq ($(PLATFORM), solaris)
    LDLIBS_COMMON = -lthread -ldl
  endif

  ifeq ($(PLATFORM), linux)
    LDLIBS_COMMON = -ldl
  endif

endif # PROGRAM

LDLIBS_COMMON += $(EXTRA_LIBS)

#
# Default is to build, not import native binaries
#
ifndef IMPORT_NATIVE_BINARIES
  IMPORT_NATIVE_BINARIES=false
endif
# If importing libraries in, no incremental builds
ifeq ($(IMPORT_NATIVE_BINARIES),true)
 INCREMENTAL_BUILD=false
endif

# for generated libraries
LIBDIR              = $(OUTPUTDIR)/lib
ABS_LIBDIR          = $(ABS_OUTPUTDIR)/lib
# Optional place to save the windows .lib files
LIBFILES_DIR        = $(OUTPUTDIR)/libfiles
# for ext jre files
EXTDIR              = $(LIBDIR)/ext
# for generated include files
INCLUDEDIR          = $(OUTPUTDIR)/include
# for generated class files
CLASSBINDIR         = $(OUTPUTDIR)/classes
DEMOCLASSDIR        = $(OUTPUTDIR)/democlasses
# for generated tool class files
BUILDTOOLCLASSDIR   = $(OUTPUTDIR)/btclasses
# for build tool jar files
BUILDTOOLJARDIR     = $(OUTPUTDIR)/btjars
ABS_BUILDTOOLJARDIR = $(ABS_OUTPUTDIR)/btjars
# for generated java source files
GENSRCDIR           = $(OUTPUTDIR)/gensrc
# for generated C source files (not javah)
GENNATIVESRCDIR     = $(OUTPUTDIR)/gennativesrc
# for imported source files
IMPORTSRCDIR        = $(OUTPUTDIR)/impsrc
# for imported documents
IMPORTDOCDIR        = $(OUTPUTDIR)/impdoc
# for generated demo
DEMODIR             = $(OUTPUTDIR)/demo
# for sample code
SAMPLEDIR           = $(OUTPUTDIR)/sample
# for generated documentation
DOCSDIR             = $(OUTPUTDIR)/docs$(DOCSDIRSUFFIX)
DOCSDIRSUFFIX       =

# An attempt is made to generate unique enough directories for the
# generated files to not have name collisisons. Most build units
# defines PRODUCT (except Release.gmk), but then they may or may 
# not define PACKAGE, THREADIR (only HPI uses this), PROGRAM, and 
# LIBRARY. This code chunk attempts to generate a unique 
# OBJDIR/CLASSHDRDIR for each build unit based on which of those 
# values are set within each build unit.

UNIQUE_LOCATION_STRING = tmp

ifneq ($(PRODUCT),)
  UNIQUE_LOCATION_STRING += /$(PRODUCT)
endif

ifneq ($(PACKAGE),)
  UNIQUE_LOCATION_STRING += /$(PACKAGE)
endif

ifneq ($(PROGRAM),)
  UNIQUE_LOCATION_STRING += /$(PROGRAM)
endif

ifneq ($(LIBRARY),)
  ifneq ($(LIBRARY_OUTPUT),)
    UNIQUE_LOCATION_STRING += /$(LIBRARY_OUTPUT)
  else
    UNIQUE_LOCATION_STRING += /$(LIBRARY)
  endif
endif

ifneq ($(THREADDIR),)
  UNIQUE_LOCATION_STRING += /$(THREADDIR)
endif

# the use of += above makes a space separated list which we need to 
# remove for filespecs.
#
NULLSTRING :=
ONESPACE := $(NULLSTRING) # space before this comment is required.
UNIQUE_PATH = $(subst $(ONESPACE),,$(UNIQUE_LOCATION_STRING))

# TEMPDIR is a unique general purpose directory
# need to use 'override' because GNU Make on Linux exports the wrong
# value.
override TEMPDIR      = $(OUTPUTDIR)/$(UNIQUE_PATH)
override ABS_TEMPDIR  = $(ABS_OUTPUTDIR)/$(UNIQUE_PATH)

# This must be created right away for pattern rules in Sanity.gmk to work.
dummy1:=$(shell $(MKDIR) -p $(TEMPDIR))
dummy2:=$(shell $(MKDIR) -p $(TEMP_DISK))

# OBJDIRNAME is the name of the directory where the object code is to
#   be placed. It's name depends on whether the data model architecture 
#   is 32-bit or not.
ifneq ($(ARCH_DATA_MODEL), 32)
  OBJDIRNAME  = obj$(ARCH_DATA_MODEL)$(OBJDIRNAME_SUFFIX)
else
  OBJDIRNAME  = obj$(OBJDIRNAME_SUFFIX)
endif
OBJDIR      = $(TEMPDIR)/$(OBJDIRNAME)

# CLASSHDRDIR is where the generated C Class Header files go.
CLASSHDRDIR = $(TEMPDIR)/CClassHeaders

#
# CLASSDESTDIR can be used to specify the directory where generated classes
# are to be placed. The default is CLASSBINDIR.
#
ifndef CLASSDESTDIR
CLASSDESTDIR = $(CLASSBINDIR)
endif

INCLUDES = -I. -I$(CLASSHDRDIR) \
	$(patsubst %,-I%,$(subst $(CLASSPATH_SEPARATOR), ,$(VPATH.h))) $(OTHER_INCLUDES)
OTHER_CPPFLAGS = $(INCLUDES)


#
# vpaths.  These are the default locations searched for source files.
# GNUmakefiles of individual areas often override the default settings.
# There are no longer default vpath entries for C and assembler files
# so we can ensure that libraries don't get their hands on JVM files.
#
# We define an intermediate variable for Java files because
# we use its value later to help define $SOURCEPATH

VPATH0.java = $(GENSRCDIR)$(CLASSPATH_SEPARATOR)$(PLATFORM_SRC)/classes$(CLASSPATH_SEPARATOR)$(SHARE_SRC)/classes
VPATH.java = $(VPATH0.java)
vpath %.java $(VPATH.java)
vpath %.class $(CLASSBINDIR)
vpath %.$(OBJECT_SUFFIX) $(OBJDIR)

#
# VPATH.h is used elsewhere to generate include flags.  By default, 
# anyone has access to the include files that the JVM area exports,
# namely jni.h, jvm.h, and jni_utils.h, plus their platform-specific
# relatives.
#
ifeq ($(PLATFORM), windows)
  VPATH.h = $(BOOTDIR)/include;$(BOOTDIR)/include/$(PLATFORM_INCLUDE_NAME)
else
  VPATH.h = $(PLATFORM_SRC)/javavm/export$(CLASSPATH_SEPARATOR)$(SHARE_SRC)/javavm/export$(CLASSPATH_SEPARATOR)$(SHARE_SRC)/javavm/include$(CLASSPATH_SEPARATOR)$(PLATFORM_SRC)/javavm/include
endif
vpath %.h   $(VPATH.h)

#
# Used in two ways: helps link against libjava.so. Also if overridden
# determines where your shared library is installed.
#
ifndef LIB_LOCATION
  LIB_LOCATION    =  $(LIBDIR)/$(LIBARCH)
endif

#
# Java header and stub variables
#
CLASSHDRS     = $(patsubst %,$(CLASSHDRDIR)/%.h,$(subst .,_,$(CLASSES.export)))
CLASSSTUBOBJS = classstubs.$(OBJECT_SUFFIX)
STUBPREAMBLE  = $(INCLUDEDIR)/StubPreamble.h

#
# Classpath seen by javac (different from the one seen by the VM
# running javac), and useful variables.
#
SOURCEPATH	= $(VPATH.java)
PKG		= $(shell $(EXPR) $(PACKAGE) : '\([a-z]*\)')
PKGDIR		= $(subst .,/,$(PACKAGE))

#
# The java/javac/jdk variables (JAVAC_CMD, JAVA_CMD, etc.)
#
include $(BUILDDIR)/common/shared/Defs-java.gmk

#
# Set opt level to ALT_OPT if set otherwise _OPT
#
POPT = $(_OPT$(ALT_OPT))$(ALT_OPT)

#
# Convenient macros
#

# Prepare $@ target, remove old one and making sure directory exists
define prep-target
$(MKDIR) -p $(@D)
$(RM) $@
endef

# Simple install of $< file to $@
define install-file
$(prep-target)
$(CP) $< $@
endef

# Cleanup rule for after debug java run (hotspot.log file is left around)
#   (This could be an old leftover file in a read-only area, use the @- prefix)
HOTSPOT_LOG_NAME = hotspot.log
define java-vm-cleanup
if [ -w $(HOTSPOT_LOG_NAME) ] ; then $(RM) $(HOTSPOT_LOG_NAME); fi
endef

# Default make settings for processing SUBDIRS with clobber or clean names
SUBDIRS_MAKEFLAGS-clobber = INCREMENTAL_BUILD=false
SUBDIRS_MAKEFLAGS-clean   = INCREMENTAL_BUILD=false

# Given a SUBDIRS list, cd into them and make them
#   SUBDIRS_MAKEFLAGS      Make settings for a subdir make
#   SUBDIRS_MAKEFLAGS-$@   Make settings specific to this target
define SUBDIRS-loop
@for i in DUMMY $(SUBDIRS) ; do \
  if [ "$$i" != "DUMMY" ] ; then \
    $(MAKE) -C $${i} $@ \
          $(SUBDIRS_MAKEFLAGS) \
          $(SUBDIRS_MAKEFLAGS-$@) \
          FULL_VERSION=$(FULL_VERSION) \
          RELEASE=$(RELEASE) || exit 1; \
  fi ; \
done
endef

# Given a OTHERSUBDIRS list, cd into them and make them (extra loop define)
#   OTHERSUBDIRS_MAKEFLAGS      Make settings for a subdir make
define OTHERSUBDIRS-loop
@for i in DUMMY $(OTHERSUBDIRS) ; do \
  if [ "$$i" != "DUMMY" ] ; then \
    $(MAKE) -C $${i} $@ \
          $(OTHERSUBDIRS_MAKEFLAGS) \
          FULL_VERSION=$(FULL_VERSION) \
          RELEASE=$(RELEASE) || exit 1; \
  fi ; \
done
endef

#
# Create BYFILE OPT and DBG settings, if CFLAGS_OPT/foobar.o is set then it is
#    used for this file, otherwise the default settings are used.
#
CFLAGS_$(VARIANT)/BYFILE    = $(CFLAGS_$(VARIANT)/$(@F)) \
                              $(CFLAGS_$(VARIANT)$(CFLAGS_$(VARIANT)/$(@F)))
CXXFLAGS_$(VARIANT)/BYFILE  = $(CXXFLAGS_$(VARIANT)/$(@F)) \
                              $(CXXFLAGS_$(VARIANT)$(CXXFLAGS_$(VARIANT)/$(@F)))

#
# Tool flags
#
ASFLAGS         = $(ASFLAGS_$(VARIANT)) $(ASFLAGS_COMMON) $(OTHER_ASFLAGS)
CFLAGS          = $(CFLAGS_$(VARIANT)/BYFILE)   $(CFLAGS_COMMON) $(OTHER_CFLAGS)
CXXFLAGS        = $(CXXFLAGS_$(VARIANT)/BYFILE) $(CXXFLAGS_COMMON) $(OTHER_CXXFLAGS)
CPPFLAGS        = $(CPPFLAGS_$(VARIANT)) $(CPPFLAGS_COMMON) $(OTHER_CPPFLAGS) \
		  $(DEFINES) $(OPTIONS:%=-D%)
LDFLAGS         = $(LDFLAGS_$(VARIANT)) $(LDFLAGS_COMMON) $(OTHER_LDFLAGS)
LDLIBS          = $(OTHER_LDLIBS) $(LDLIBS_$(VARIANT)) $(LDLIBS_COMMON)
LINTFLAGS       = $(LINTFLAGS_$(VARIANT)) $(LINTFLAGS_COMMON) \
		  $(OTHER_LINTFLAGS)

# this should be moved into Defs-<platform>.gmk.....
ifeq ($(PLATFORM), windows)
  VERSION_DEFINES = -DRELEASE="\"$(RELEASE)\""
else
  VERSION_DEFINES = -DRELEASE='"$(RELEASE)"'
endif

# Prevent the use of many default suffix rules we do not need
.SUFFIXES:
.SUFFIXES: .c .o .h .obj .cpp .hpp .java .class

# Make sure we are all insane
ifdef INSANE
  export INSANE
endif

# Make sure we have the current year
ifndef COPYRIGHT_YEAR
  ifdef ALT_COPYRIGHT_YEAR
    COPYRIGHT_YEAR := $(ALT_COPYRIGHT_YEAR)
  else
    COPYRIGHT_YEAR := $(shell $(DATE) '+%Y')
  endif
  export COPYRIGHT_YEAR
endif

# Install of imported file (JDK_IMPORT_PATH, or some other external location)
define install-import-file
@$(ECHO) "ASSEMBLY_IMPORT: $@"
$(install-file)
endef

.PHONY: all build clean clobber