platform_build/core/combo/javac.mk

38 lines
1.1 KiB
Makefile

# Selects a Java compiler.
#
# Inputs:
# CUSTOM_JAVA_COMPILER -- "eclipse", "openjdk". or nothing for the system
# default
#
# Outputs:
# COMMON_JAVAC -- Java compiler command with common arguments
# Whatever compiler is on this system.
ifeq ($(BUILD_OS), windows)
COMMON_JAVAC := development/host/windows/prebuilt/javawrap.exe -J-Xmx256m \
-target 1.5 -Xmaxerrs 9999999
else
COMMON_JAVAC := javac -J-Xmx512M -target 1.5 -Xmaxerrs 9999999
endif
# Eclipse.
ifeq ($(CUSTOM_JAVA_COMPILER), eclipse)
COMMON_JAVAC := java -Xmx256m -jar prebuilt/common/ecj/ecj.jar -5 \
-maxProblems 9999999 -nowarn
$(info CUSTOM_JAVA_COMPILER=eclipse)
endif
# OpenJDK.
ifeq ($(CUSTOM_JAVA_COMPILER), openjdk)
# We set the VM options (like -Xmx) in the javac script.
COMMON_JAVAC := prebuilt/common/openjdk/bin/javac -target 1.5 \
-Xmaxerrs 9999999
$(info CUSTOM_JAVA_COMPILER=openjdk)
endif
HOST_JAVAC ?= $(COMMON_JAVAC)
TARGET_JAVAC ?= $(COMMON_JAVAC)
#$(info HOST_JAVAC=$(HOST_JAVAC))
#$(info TARGET_JAVAC=$(TARGET_JAVAC))