| # Selects a Java compiler. |
| # |
| # Inputs: |
| # OVERRIDE_ANDROID_JAVA_HOME -- alternate location to use for jdk |
| # |
| # Outputs: |
| # ANDROID_JAVA_HOME -- Directory that contains JDK |
| # ANDROID_JAVA_TOOLCHAIN -- Directory that contains javac and other java tools |
| # |
| |
| ANDROID_COMPILE_WITH_JACK := false |
| |
| ifdef TARGET_BUILD_APPS |
| ifndef TURBINE_ENABLED |
| TURBINE_ENABLED := false |
| endif |
| endif |
| |
| ifneq ($(OVERRIDE_ANDROID_JAVA_HOME),) |
| # Use this build toolchain instead of the bundled one. |
| ANDROID_JAVA_HOME := $(OVERRIDE_ANDROID_JAVA_HOME) |
| else # !OVERRIDE_ANDROID_JAVA_HOME |
| ifneq ($(EXPERIMENTAL_USE_OPENJDK9),) |
| ANDROID_JAVA_HOME := prebuilts/jdk/jdk9/$(HOST_PREBUILT_TAG) |
| else |
| ANDROID_JAVA_HOME := prebuilts/jdk/jdk8/$(HOST_PREBUILT_TAG) |
| endif |
| endif |
| |
| ANDROID_JAVA_TOOLCHAIN := $(ANDROID_JAVA_HOME)/bin |
| export JAVA_HOME := $(abspath $(ANDROID_JAVA_HOME)) |
| |
| # 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 |
