# makefile fragment to define the macros java_default_version,
# java{,5,6,7,8}_architectures

java8_architectures =
java7_architectures = alpha amd64 arm64 armel armhf arm64 i386 lpia \
		mips mipsel mips64el \
		powerpc powerpcspe ppc64 ppc64el \
		s390x sh4 x32 kfreebsd-amd64 kfreebsd-i386
java6_architectures = $(java7_architectures)
java5_architectures = $(java6_architectures) \
		hppa ia64 m68k s390 sparc sparc64 \
		hurd-i386
java_architectures = $(java5_architectures)

_java_host_arch := $(if $(DEB_HOST_ARCH),$(DEB_HOST_ARCH),$(shell dpkg-architecture -qDEB_HOST_ARCH))
ifneq (,$(filter $(_java_host_arch),$(java8_architectures)))
  java_default_version = 8
else ifneq (,$(filter $(_java_host_arch),$(java6_architectures)))
  java_default_version = 7
else ifneq (,$(filter $(_java_host_arch),$(java6_architectures)))
  java_default_version = 6
else ifneq (,$(filter $(_java_host_arch),$(java5_architectures)))
  java_default_version = 5
endif

# jvm_archdir is the directory for architecture specific files / libraries
# in <JAVA_HOME>/jre/lib/<jvm_archdir> or <JAVA_HOME>/lib/<jvm_archdir>
# jvm_archpath is the relative path of jvm_archdir in JAVA_HOME.

_java_host_cpu := $(if $(DEB_HOST_ARCH_CPU),$(DEB_HOST_ARCH_CPU),$(shell dpkg-architecture -qDEB_HOST_ARCH_CPU))
jvm_archdir_map = \
	alpha=alpha armel=arm armhf=arm arm64=aarch64 amd64=amd64 hppa=parisc \
	i386=i386 m68k=m68k mips=mips mipsel=mipsel mips64=mips64 mips64el=mips64el \
	powerpc=ppc powerpcspe=ppc ppc64=ppc64 ppc64el=ppc64le \
	sparc=sparc sparc64=sparc64 sh4=sh s390x=s390x ia64=ia64 x32=x32

jvm_archdir := \
	$(strip $(patsubst $(_java_host_cpu)=%, %, $(filter $(_java_host_cpu)=%, $(jvm_arch_map))))

ifneq (,$(filter $(java_default_version), 9))
  jvm_archpath := lib/$(jvm_archdir)
else
  jvm_archpath := jre/lib/$(jvm_archdir)
endif