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#
# Copyright (C) 2006-2013 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
include $(TOPDIR)/rules.mk

PKG_NAME:=binutils
PKG_VERSION:=$(call qstrip,$(CONFIG_BINUTILS_VERSION))
BIN_VERSION:=$(PKG_VERSION)

PKG_SOURCE_URL:=@GNU/binutils/
PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.xz

TAR_OPTIONS += --exclude='*.rej'

ifeq ($(PKG_VERSION),2.29.1)
  PKG_HASH:=e7010a46969f9d3e53b650a518663f98a5dde3c3ae21b7d71e5e6803bc36b577
endif

ifeq ($(PKG_VERSION),2.31.1)
  PKG_HASH:=5d20086ecf5752cc7d9134246e9588fa201740d540f7eb84d795b1f7a93bca86
endif

ifeq ($(PKG_VERSION),2.32)
  PKG_HASH:=0ab6c55dd86a92ed561972ba15b9b70a8b9f75557f896446c82e8b36e473ee04
endif

ifneq ($(CONFIG_BINUTILS_VERSION_2_29_ARC),)
  PKG_REV:=arc-2017.09-release
  PKG_SOURCE_URL:=https://github.com/foss-for-synopsys-dwc-arc-processors/binutils-gdb/archive/$(PKG_REV)/
  PKG_SOURCE:=$(PKG_NAME)-$(PKG_REV).tar.gz
  PKG_HASH:=2ea086fd5521e942926dd6ff6922ce31c29ee7ffc754fca3d06385e0f27600f8
  BINUTILS_DIR:=$(PKG_NAME)-gdb-$(PKG_REV)
  HOST_BUILD_DIR:=$(BUILD_DIR_TOOLCHAIN)/$(BINUTILS_DIR)
endif

HOST_BUILD_PARALLEL:=1

PATCH_DIR:=./patches/$(PKG_VERSION)

include $(INCLUDE_DIR)/toolchain-build.mk

BINUTILS_CONFIGURE:= \
        ./configure \
                --prefix=$(TOOLCHAIN_DIR) \
                --build=$(GNU_HOST_NAME) \
                --host=$(GNU_HOST_NAME) \
                --target=$(REAL_GNU_TARGET_NAME) \
                --with-sysroot=$(TOOLCHAIN_DIR) \
                --enable-deterministic-archives \
                --enable-plugins \
                --disable-multilib \
                --disable-werror \
                --disable-nls \
                --disable-sim \
                --disable-gdb \
                $(GRAPHITE_CONFIGURE) \
                $(SOFT_FLOAT_CONFIG_OPTION) \
                $(call qstrip,$(CONFIG_EXTRA_BINUTILS_CONFIG_OPTIONS)) 

ifneq ($(CONFIG_SSP_SUPPORT),)
  BINUTILS_CONFIGURE+= \
                --enable-libssp
else
  BINUTILS_CONFIGURE+= \
                --disable-libssp
endif

ifneq ($(CONFIG_EXTRA_TARGET_ARCH),)
  BINUTILS_CONFIGURE+= \
                --enable-targets=$(call qstrip,$(CONFIG_EXTRA_TARGET_ARCH_NAME))-linux-$(TARGET_SUFFIX)
endif

define Host/Prepare
        $(call Host/Prepare/Default)
        ln -snf $(notdir $(HOST_BUILD_DIR)) $(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME)
        $(CP) $(SCRIPT_DIR)/config.{guess,sub} $(HOST_BUILD_DIR)/
        $(SED) 's, " Linaro.*,,' $(HOST_BUILD_DIR)/bfd/version.h
endef

define Host/Configure
        (cd $(HOST_BUILD_DIR); \
                $(BINUTILS_CONFIGURE) \
        );
endef

define Host/Compile
        +$(MAKE) $(HOST_JOBS) -C $(HOST_BUILD_DIR) all
endef

define Host/Install
        mkdir -p $(TOOLCHAIN_DIR)/initial
        $(MAKE) -C $(HOST_BUILD_DIR) \
                prefix=$(TOOLCHAIN_DIR)/initial \
                install
        $(MAKE) -C $(HOST_BUILD_DIR) \
                prefix=$(TOOLCHAIN_DIR) \
                install
        $(call FixupLibdir,$(TOOLCHAIN_DIR)/initial)
        $(RM) $(TOOLCHAIN_DIR)/initial/lib/libiberty.a
        $(CP) $(TOOLCHAIN_DIR)/bin/$(REAL_GNU_TARGET_NAME)-readelf $(HOST_BUILD_PREFIX)/bin/readelf
        # ARC gcc requires extlib.
        # If extlib is not available in "initial" folder
        # initial gcc will fail to build libc.
        if [ -d $(TOOLCHAIN_DIR)/extlib ]; then \
                $(CP) -r $(TOOLCHAIN_DIR)/extlib $(TOOLCHAIN_DIR)/initial/; \
        fi
endef

define Host/Clean
        rm -rf \
                $(HOST_BUILD_DIR) \
                $(BUILD_DIR_TOOLCHAIN)/$(PKG_NAME)
endef

$(eval $(call HostBuild))