Merge from bittboy/buildroot@db180c0

package/luajit/luajit.mk

@@ -0,0 +1,85 @@
+################################################################################
+#
+# luajit
+#
+################################################################################
+
+LUAJIT_VERSION = 2.0.5
+LUAJIT_SOURCE = LuaJIT-$(LUAJIT_VERSION).tar.gz
+LUAJIT_SITE = http://luajit.org/download
+LUAJIT_LICENSE = MIT
+LUAJIT_LICENSE_FILES = COPYRIGHT
+
+LUAJIT_INSTALL_STAGING = YES
+
+LUAJIT_PROVIDES = luainterpreter
+
+ifeq ($(BR2_PACKAGE_LUAJIT_COMPAT52),y)
+LUAJIT_XCFLAGS += -DLUAJIT_ENABLE_LUA52COMPAT
+endif
+
+ifeq ($(BR2_STATIC_LIBS),y)
+LUAJIT_BUILDMODE = static
+else
+LUAJIT_BUILDMODE = dynamic
+endif
+
+# The luajit build procedure requires the host compiler to have the
+# same bitness as the target compiler. Therefore, on a x86 build
+# machine, we can't build luajit for x86_64, which is checked in
+# Config.in. When the target is a 32 bits target, we pass -m32 to
+# ensure that even on 64 bits build machines, a compiler of the same
+# bitness is used. Of course, this assumes that the 32 bits multilib
+# libraries are installed.
+ifeq ($(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
+	$(TARGET_MAKE_ENV) $(MAKE) PREFIX="/usr" \
+		STATIC_CC="$(TARGET_CC)" \
+		DYNAMIC_CC="$(TARGET_CC) -fPIC" \
+		TARGET_LD="$(TARGET_CC)" \
+		TARGET_AR="$(TARGET_AR) rcus" \
+		TARGET_STRIP=true \
+		TARGET_CFLAGS="$(TARGET_CFLAGS)" \
+		TARGET_LDFLAGS="$(TARGET_LDFLAGS)" \
+		HOST_CC="$(LUAJIT_HOST_CC)" \
+		HOST_CFLAGS="$(HOST_CFLAGS)" \
+		HOST_LDFLAGS="$(HOST_LDFLAGS)" \
+		BUILDMODE=$(LUAJIT_BUILDMODE) \
+		XCFLAGS=$(LUAJIT_XCFLAGS) \
+		-C $(@D) amalg
+endef
+
+define LUAJIT_INSTALL_STAGING_CMDS
+	$(TARGET_MAKE_ENV) $(MAKE) PREFIX="/usr" DESTDIR="$(STAGING_DIR)" LDCONFIG=true -C $(@D) install
+endef
+
+define LUAJIT_INSTALL_TARGET_CMDS
+	$(TARGET_MAKE_ENV) $(MAKE) PREFIX="/usr" DESTDIR="$(TARGET_DIR)" LDCONFIG=true -C $(@D) install
+endef
+
+define LUAJIT_INSTALL_SYMLINK
+	ln -fs luajit $(TARGET_DIR)/usr/bin/lua
+endef
+LUAJIT_POST_INSTALL_TARGET_HOOKS += LUAJIT_INSTALL_SYMLINK
+
+# host-efl package needs host-luajit to be linked dynamically.
+define HOST_LUAJIT_BUILD_CMDS
+	$(HOST_MAKE_ENV) $(MAKE) PREFIX="$(HOST_DIR)" BUILDMODE=dynamic \
+		TARGET_LDFLAGS="$(HOST_LDFLAGS)" \
+		XCFLAGS=$(LUAJIT_XCFLAGS) \
+		-C $(@D) amalg
+endef
+
+define HOST_LUAJIT_INSTALL_CMDS
+	$(HOST_MAKE_ENV) $(MAKE) PREFIX="$(HOST_DIR)" LDCONFIG=true -C $(@D) install
+endef
+
+$(eval $(generic-package))
+$(eval $(host-generic-package))