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################################################################################
#
# luajit
#
################################################################################

LUAJIT_VERSION = 2.0.2
LUAJIT_SOURCE  = LuaJIT-$(LUAJIT_VERSION).tar.gz
LUAJIT_SITE    = http://luajit.org/download
LUAJIT_LICENSE = MIT
LUAJIT_LICENSE_FILES = COPYRIGHT

LUAJIT_INSTALL_STAGING = YES

ifneq ($(BR2_LARGEFILE),y)
LUAJIT_NO_LARGEFILE = TARGET_LFSFLAGS=
endif

# The luajit build procedure requires the host compiler to have the
# same bitness as the target compiler. Therefore, on a x86 build
# machine, we can't build luajit for x86_64, which is checked in
# Config.in. When the target is a 32 bits target, we pass -m32 to
# ensure that even on 64 bits build machines, a compiler of the same
# bitness is used. Of course, this assumes that the 32 bits multilib
# libraries are installed.
ifeq ($(BR2_ARCH_IS_64),y)
LUAJIT_HOST_CC=$(HOSTCC)
else
LUAJIT_HOST_CC=$(HOSTCC) -m32
endif

# We unfortunately can't use TARGET_CONFIGURE_OPTS, because the luajit
# build system uses non conventional variable names.
define LUAJIT_BUILD_CMDS
	$(MAKE) PREFIX="/usr" \
		STATIC_CC="$(TARGET_CC)" \
		DYNAMIC_CC="$(TARGET_CC) -fPIC" \
		TARGET_LD="$(TARGET_CC)" \
		TARGET_AR="$(TARGET_AR) rcus" \
		TARGET_STRIP="$(TARGET_STRIP)" \
		TARGET_CFLAGS="$(TARGET_CFLAGS)" \
		TARGET_LDFLAGS="$(TARGET_LDFLAGS)" \
		HOST_CC="$(LUAJIT_HOST_CC)" \
		HOST_CFLAGS="$(HOST_CFLAGS)" \
		HOST_LDFLAGS="$(HOST_LDFLAGS)" \
		$(LUAJIT_NO_LARGEFILE) \
		-C $(@D) amalg
endef

define LUAJIT_INSTALL_STAGING_CMDS
	$(MAKE) PREFIX="/usr" DESTDIR="$(STAGING_DIR)" -C $(@D) install
endef

define LUAJIT_INSTALL_TARGET_CMDS
	$(MAKE) PREFIX="/usr" DESTDIR="$(TARGET_DIR)" -C $(@D) install
endef

define LUAJIT_CLEAN_CMDS
	-$(MAKE) -C $(@D) clean
endef

$(eval $(generic-package))