| # Selects a Java compiler. |
| # |
| # Inputs: |
| # CUSTOM_JAVA_COMPILER -- "eclipse", "openjdk". or nothing for the system |
| # default |
| # ALTERNATE_JAVAC -- the alternate java compiler to use |
| # |
| # Outputs: |
| # COMMON_JAVAC -- Java compiler command with common arguments |
| # |
| |
| ifndef ANDROID_COMPILE_WITH_JACK |
| # Defines if compilation with jack is enabled by default. |
| ANDROID_COMPILE_WITH_JACK := true |
| endif |
| |
| common_jdk_flags := -Xmaxerrs 9999999 |
| |
| ANDROID_JAVA_HOME := prebuilts/jdk/jdk8/$(HOST_PREBUILT_TAG) |
| ANDROID_JAVA_TOOLCHAIN := $(ANDROID_JAVA_HOME)/bin |
| export JAVA_HOME := $(ANDROID_JAVA_HOME) |
| |
| # Use the indexer wrapper to index the codebase instead of the javac compiler |
| ifeq ($(ALTERNATE_JAVAC),) |
| JAVACC := $(ANDROID_JAVA_TOOLCHAIN)/javac |
| else |
| JAVACC := $(ALTERNATE_JAVAC) |
| endif |
| |
| 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)) |