Merge "Use java variables from soong"

# Selects a Java compiler.

#

# Inputs:

#	CUSTOM_JAVA_COMPILER -- "eclipse", "openjdk". or nothing for the system

#                           default

#	ALTERNATE_JAVAC -- the alternate java compiler to use

#   OVERRIDE_ANDROID_JAVA_HOME -- alternate location to use for jdk

#

# Outputs:

#   COMMON_JAVAC -- Java compiler command with common arguments

#   ANDROID_JAVA_HOME -- Directory that contains JDK

#   ANDROID_JAVA_TOOLCHAIN -- Directory that contains javac and other java tools

#

ifndef ANDROID_COMPILE_WITH_JACK

    endif

endif

common_jdk_flags := -Xmaxerrs 9999999

ifeq ($(OVERRIDE_ANDROID_JAVA_HOME),)

ANDROID_JAVA_HOME := prebuilts/jdk/jdk8/$(HOST_PREBUILT_TAG)

else

ANDROID_JAVA_TOOLCHAIN := $(ANDROID_JAVA_HOME)/bin

export JAVA_HOME := $(abspath $(ANDROID_JAVA_HOME))

# Use the indexer wrapper to index the codebase instead of the javac compiler

ifeq ($(ALTERNATE_JAVAC),)

JAVACC := $(ANDROID_JAVA_TOOLCHAIN)/javac

else

JAVACC := $(ALTERNATE_JAVAC)

endif

# TODO(ccross): remove this, it is needed for now because it is used by

# config.mk before makevars from soong are loaded

JAVA := $(ANDROID_JAVA_TOOLCHAIN)/java

JAVADOC := $(ANDROID_JAVA_TOOLCHAIN)/javadoc

JAR := $(ANDROID_JAVA_TOOLCHAIN)/jar

# The actual compiler can be wrapped by setting the JAVAC_WRAPPER var.

ifdef JAVAC_WRAPPER

    ifneq ($(JAVAC_WRAPPER),$(firstword $(JAVACC)))

        JAVACC := $(JAVAC_WRAPPER) $(JAVACC)

    endif

endif

COMMON_JAVAC := $(JAVACC) -J-Xmx2048M $(common_jdk_flags)

GLOBAL_JAVAC_DEBUG_FLAGS := -g

HOST_JAVAC ?= $(COMMON_JAVAC)

TARGET_JAVAC ?= $(COMMON_JAVAC)

#$(info HOST_JAVAC=$(HOST_JAVAC))

#$(info TARGET_JAVAC=$(TARGET_JAVAC))