################################################################################
#
# gcc-final
#
################################################################################

GCC_FINAL_VERSION = $(GCC_VERSION)
GCC_FINAL_SITE    = $(GCC_SITE)
GCC_FINAL_SOURCE  = $(GCC_SOURCE)

HOST_GCC_FINAL_DEPENDENCIES = \
	$(HOST_GCC_COMMON_DEPENDENCIES) \
	$(BUILDROOT_LIBC)

HOST_GCC_FINAL_EXTRACT_CMDS = $(HOST_GCC_EXTRACT_CMDS)

ifneq ($(call qstrip, $(BR2_XTENSA_CORE_NAME)),)
HOST_GCC_FINAL_POST_EXTRACT_CMDS += HOST_GCC_FINAL_XTENSA_OVERLAY_EXTRACT
endif

HOST_GCC_FINAL_POST_PATCH_HOOKS += HOST_GCC_APPLY_PATCHES

# gcc doesn't support in-tree build, so we create a 'build'
# subdirectory in the gcc sources, and build from there.
HOST_GCC_FINAL_SUBDIR = build

define HOST_GCC_FINAL_CONFIGURE_SYMLINK
	mkdir -p $(@D)/build
	ln -s ../configure $(@D)/build/configure
endef

HOST_GCC_FINAL_PRE_CONFIGURE_HOOKS += HOST_GCC_FINAL_CONFIGURE_SYMLINK

# Languages supported by the cross-compiler
GCC_FINAL_CROSS_LANGUAGES-y = c
GCC_FINAL_CROSS_LANGUAGES-$(BR2_INSTALL_LIBSTDCPP) += c++
GCC_FINAL_CROSS_LANGUAGES-$(BR2_GCC_CROSS_FORTRAN) += fortran
GCC_FINAL_CROSS_LANGUAGES-$(BR2_GCC_CROSS_OBJC)    += objc
GCC_FINAL_CROSS_LANGUAGES = $(subst $(space),$(comma),$(GCC_FINAL_CROSS_LANGUAGES-y))

HOST_GCC_FINAL_CONF_OPT = \
	$(HOST_GCC_COMMON_CONF_OPT) \
	--enable-languages=$(GCC_FINAL_CROSS_LANGUAGES) \
	--with-build-time-tools=$(HOST_DIR)/usr/$(GNU_TARGET_NAME)/bin

ifeq ($(BR2_GCC_ENABLE_OPENMP),y)
HOST_GCC_FINAL_CONF_OPT += --enable-libgomp
else
HOST_GCC_FINAL_CONF_OPT += --disable-libgomp
endif

# End with user-provided options, so that they can override previously
# defined options.
HOST_GCC_FINAL_CONF_OPT += \
	$(call qstrip,$(BR2_EXTRA_GCC_CONFIG_OPTIONS))

# Handle lib64
define HOST_GCC_FINAL_HANDLE_LIB64
	if [ -d "$(STAGING_DIR)/lib64" ]; then \
		if [ ! -e "$(STAGING_DIR)/lib" ]; then \
			mkdir -p "$(STAGING_DIR)/lib"; \
		fi; \
		mv "$(STAGING_DIR)/lib64/"* "$(STAGING_DIR)/lib/"; \
		rmdir "$(STAGING_DIR)/lib64"; \
		rm "$(STAGING_DIR)/usr/$(GNU_TARGET_NAME)/lib64";\
	fi
endef

HOST_GCC_FINAL_POST_INSTALL_HOOKS += HOST_GCC_FINAL_HANDLE_LIB64

# Make sure we have 'cc'
define HOST_GCC_FINAL_CREATE_CC_SYMLINKS
	if [ ! -e $(HOST_DIR)/usr/bin/$(GNU_TARGET_NAME)-cc ]; then \
		ln -snf $(GNU_TARGET_NAME)-gcc \
			$(HOST_DIR)/usr/bin/$(GNU_TARGET_NAME)-cc; \
	fi
	if [ ! -e $(HOST_DIR)/usr/$(GNU_TARGET_NAME)/bin/cc ]; then \
		ln -snf gcc $(HOST_DIR)/usr/$(GNU_TARGET_NAME)/bin/cc; \
	fi
endef

HOST_GCC_FINAL_POST_INSTALL_HOOKS += HOST_GCC_FINAL_CREATE_CC_SYMLINKS

# Create <arch>-linux-<tool> symlinks
define HOST_GCC_FINAL_CREATE_SIMPLE_SYMLINKS
	(cd $(HOST_DIR)/usr/bin; for i in $(GNU_TARGET_NAME)-*; do \
		ln -snf $$i $(ARCH)-linux$${i##$(GNU_TARGET_NAME)}; \
	done)
endef

HOST_GCC_FINAL_POST_INSTALL_HOOKS += HOST_GCC_FINAL_CREATE_SIMPLE_SYMLINKS

# Cannot use the HOST_GCC_FINAL_USR_LIBS mechanism below, because we want
# libgcc_s to be installed in /lib and not /usr/lib. We add +x on
# libgcc_s to ensure it will be stripped.
define HOST_GCC_FINAL_INSTALL_LIBGCC
	-cp -dpf $(HOST_DIR)/usr/$(GNU_TARGET_NAME)/lib*/libgcc_s* \
		$(STAGING_DIR)/lib/
	-cp -dpf $(HOST_DIR)/usr/$(GNU_TARGET_NAME)/lib*/libgcc_s* \
		$(TARGET_DIR)/lib/
	-chmod +x $(TARGET_DIR)/lib/libgcc_s.so.1
endef

HOST_GCC_FINAL_POST_INSTALL_HOOKS += HOST_GCC_FINAL_INSTALL_LIBGCC

# Handle the installation of libraries in /usr/lib
HOST_GCC_FINAL_USR_LIBS =

ifeq ($(BR2_INSTALL_LIBSTDCPP),y)
HOST_GCC_FINAL_USR_LIBS += libstdc++
endif

ifeq ($(BR2_GCC_ENABLE_OPENMP),y)
HOST_GCC_FINAL_USR_LIBS += libgomp
endif

ifneq ($(HOST_GCC_FINAL_USR_LIBS),)
define HOST_GCC_FINAL_INSTALL_USR_LIBS
	for i in $(HOST_GCC_FINAL_USR_LIBS) ; do \
		cp -dpf $(HOST_DIR)/usr/$(GNU_TARGET_NAME)/lib*/$${i}.so* \
			$(STAGING_DIR)/usr/lib/ ; \
		cp -dpf $(HOST_DIR)/usr/$(GNU_TARGET_NAME)/lib*/$${i}.so* \
			$(TARGET_DIR)/usr/lib/ ; \
	done
endef
HOST_GCC_FINAL_POST_INSTALL_HOOKS += HOST_GCC_FINAL_INSTALL_USR_LIBS
endif

$(eval $(host-autotools-package))