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ifndef MAKE
MAKE=make
endif
MAKE1:=$(MAKE) MAKE="$(firstword $(MAKE)) -j1"
MAKE:=$(MAKE) -j$(BR2_JLEVEL)

# Strip off the annoying quoting
ARCH:=$(strip $(subst ",, $(BR2_ARCH)))
#"))
WGET:=$(strip $(subst ",, $(BR2_WGET)))
#"))
SVN:=$(strip $(subst ",, $(BR2_SVN)))
#"))
ZCAT:=$(strip $(subst ",, $(BR2_ZCAT)))
#"))
BZCAT:=$(strip $(subst ",, $(BR2_BZCAT)))
#"))
TAR_OPTIONS=$(subst ",, $(BR2_TAR_OPTIONS)) -xf
#")


ifeq ($(BR2_TOOLCHAIN_BUILDROOT),y)
TARGET_CFLAGS=$(TARGET_OPTIMIZATION) $(TARGET_DEBUGGING) \
	-I$(STAGING_DIR)/usr/include
TARGET_LDFLAGS=-L$(STAGING_DIR)/lib -L$(STAGING_DIR)/usr/lib

ifeq ($(BR2_TOOLCHAIN_SYSROOT),y)
TARGET_CFLAGS+= $(BR2_SYSROOT) $(BR2_ISYSROOT)
#TARGET_LDFLAGS=-Wl,$(BR2_SYSROOT)
endif

ifneq ($(BR2_PREFER_STATIC_LIB),y)
ifeq ($(BR2_x86_64),y)
TARGET_CFLAGS+=-fPIC -DPIC
endif # PIC for dynamic objects on x86_64
endif

ifeq ($(BR2_SOFT_FLOAT),y)
TARGET_CFLAGS+=-msoft-float
endif


# else it's an external toolchain
#########################################################################
else
TARGET_CFLAGS=$(TARGET_OPTIMIZATION) $(TARGET_DEBUGGING) -I$(STAGING_DIR)/include -I$(STAGING_DIR)/usr/include -I$(TOOLCHAIN_EXTERNAL_PATH)/$(TOOLCHAIN_EXTERNAL_PREFIX)/include
TARGET_LDFLAGS=-L$(STAGING_DIR)/lib -L$(STAGING_DIR)/usr/lib
endif
#########################################################################


BASE_DIR:=$(shell pwd)

TOPDIR_PREFIX:=$(strip $(subst ",, $(BR2_TOPDIR_PREFIX)))_
#"))
TOPDIR_SUFFIX:=_$(strip $(subst ",, $(BR2_TOPDIR_SUFFIX)))
#"))
ifeq ($(TOPDIR_PREFIX),_)
TOPDIR_PREFIX:=
endif
ifeq ($(TOPDIR_SUFFIX),_)
TOPDIR_SUFFIX:=
endif

DL_DIR=$(strip $(subst ",, $(BR2_DL_DIR)))
#"))
ifeq ($(DL_DIR),)
DL_DIR:=$(BASE_DIR)/dl
endif
#PATCH_DIR=$(BASE_DIR)/sources/patches

# All non-configurable packages should be built in BUILD_DIR
BUILD_DIR:=$(BASE_DIR)/$(TOPDIR_PREFIX)build_$(ARCH)$(ARCH_FPU_SUFFIX)$(TOPDIR_SUFFIX)

# All configurable packages (like Busybox,Linux etc) should be built in PROJECT_BUILD_DIR
PROJECT_BUILD_DIR:=$(BASE_DIR)/$(TOPDIR_PREFIX)project_build_$(ARCH)$(ARCH_FPU_SUFFIX)$(TOPDIR_SUFFIX)/$(PROJECT)
BINARIES_DIR:=$(BASE_DIR)/binaries/$(PROJECT)
TARGET_DIR:=$(PROJECT_BUILD_DIR)/root


GNU_TARGET_SUFFIX:=-$(strip $(subst ",, $(BR2_GNU_TARGET_SUFFIX)))
#"))

STAGING_DIR:=$(strip $(subst ",, $(BR2_STAGING_DIR)))
#"))
ifeq ($(BR2_TOOLCHAIN_BUILDROOT),y)
TOOL_BUILD_DIR=$(BASE_DIR)/$(TOPDIR_PREFIX)toolchain_build_$(ARCH)$(ARCH_FPU_SUFFIX)$(TOPDIR_SUFFIX)

# Quotes are needed for spaces et al in path components.
TARGET_PATH="$(TOOL_BUILD_DIR)/bin:$(STAGING_DIR)/bin:$(STAGING_DIR)/usr/bin:$(PATH)"
IMAGE:=$(BINARIES_DIR)/rootfs.$(ARCH)$(ARCH_FPU_SUFFIX)
GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux
REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)$(GNU_TARGET_SUFFIX)
TARGET_CROSS=$(STAGING_DIR)/usr/bin/$(REAL_GNU_TARGET_NAME)-
KERNEL_CROSS=$(TARGET_CROSS)
else
TOOLCHAIN_EXTERNAL_PREFIX:=$(strip $(subst ",, $(BR2_TOOLCHAIN_EXTERNAL_PREFIX)))
#"))
TOOLCHAIN_EXTERNAL_PATH:=$(strip $(subst ",, $(BR2_TOOLCHAIN_EXTERNAL_PATH)))
#"))
TOOL_BUILD_DIR=$(BASE_DIR)/$(TOPDIR_PREFIX)toolchain_build_$(TOOLCHAIN_EXTERNAL_PREFIX)
TARGET_PATH="$(STAGING_DIR)/bin:$(TOOL_BUILD_DIR)/bin:$(TOOLCHAIN_EXTERNAL_PATH)/bin:$(PATH)"
IMAGE:=$(BINARIES_DIR)/rootfs.$(TOOLCHAIN_EXTERNAL_PREFIX)
REAL_GNU_TARGET_NAME=$(TOOLCHAIN_EXTERNAL_PREFIX)
GNU_TARGET_NAME=$(TOOLCHAIN_EXTERNAL_PREFIX)
KERNEL_CROSS=$(TOOLCHAIN_EXTERNAL_PATH)/bin/$(TOOLCHAIN_EXTERNAL_PREFIX)-
TARGET_CROSS=$(TOOLCHAIN_EXTERNAL_PATH)/bin/$(TOOLCHAIN_EXTERNAL_PREFIX)-
endif
TARGET_CC=$(TARGET_CROSS)gcc
TARGET_CXX=$(TARGET_CROSS)g++
TARGET_RANLIB=$(TARGET_CROSS)ranlib
STRIP=$(TARGET_CROSS)strip --remove-section=.comment --remove-section=.note
INSTALL=/usr/bin/install


HOST_ARCH:=$(shell $(HOSTCC) -dumpmachine | sed -e s'/-.*//' \
	-e 's/sparc.*/sparc/' \
	-e 's/arm.*/arm/g' \
	-e 's/m68k.*/m68k/' \
	-e 's/ppc/powerpc/g' \
	-e 's/v850.*/v850/g' \
	-e 's/sh[234]/sh/' \
	-e 's/mips-.*/mips/' \
	-e 's/mipsel-.*/mipsel/' \
	-e 's/cris.*/cris/' \
	-e 's/i[3-9]86/i386/' \
	)
GNU_HOST_NAME:=$(HOST_ARCH)-$(subst ",,$(BR2_GNU_BUILD_SUFFIX))
#")
TARGET_CONFIGURE_OPTS=PATH=$(TARGET_PATH) \
		AR=$(TARGET_CROSS)ar \
		AS=$(TARGET_CROSS)as \
		LD="$(TARGET_CROSS)ld $(TARGET_LDFLAGS)" \
		NM=$(TARGET_CROSS)nm \
		CC="$(TARGET_CROSS)gcc $(TARGET_CFLAGS)" \
		GCC="$(TARGET_CROSS)gcc $(TARGET_CFLAGS)" \
		CXX="$(TARGET_CROSS)g++ $(TARGET_CFLAGS)" \
		CPP="$(TARGET_CROSS)cpp $(TARGET_CFLAGS)" \
		RANLIB=$(TARGET_CROSS)ranlib \
		STRIP=$(TARGET_CROSS)strip \
		OBJCOPY=$(TARGET_CROSS)objcopy \
		AR_FOR_BUILD="$(HOSTAR)" \
		AS_FOR_BUILD="$(HOSTAS)" \
		CC_FOR_BUILD="$(HOSTCC)" \
		CXX_FOR_BUILD="$(HOSTCXX)" \
		LD_FOR_BUILD="$(HOSTLD)" \
		CFLAGS_FOR_BUILD="$(HOST_CFLAGS)" \
		LDFLAGS_FOR_BUILD="$(HOST_LDFLAGS)" \
		PKG_CONFIG_SYSROOT="$(STAGING_DIR)" \
		PKG_CONFIG="$(STAGING_DIR)/usr/bin/pkg-config"

HOST_CONFIGURE_OPTS=PATH=$(TARGET_PATH) \
		AR_FOR_BUILD="$(HOSTAR)" \
		AS_FOR_BUILD="$(HOSTAS)" \
		CC_FOR_BUILD="$(HOSTCC)" \
		GCC_FOR_BUILD="$(HOSTCC)" \
		CXX_FOR_BUILD="$(HOSTCXX)" \
		LD_FOR_BUILD="$(HOSTLD)" \
		CFLAGS_FOR_BUILD="$(HOST_CFLAGS)" \
		CXXFLAGS_FOR_BUILD="$(HOST_CXXFLAGS)" \
		LDFLAGS_FOR_BUILD="$(HOST_LDFLAGS)" \
		AR_FOR_TARGET=$(TARGET_CROSS)ar \
		AS_FOR_TARGET=$(TARGET_CROSS)as \
		LD_FOR_TARGET=$(TARGET_CROSS)ld \
		NM_FOR_TARGET=$(TARGET_CROSS)nm \
		RANLIB_FOR_TARGET=$(TARGET_CROSS)ranlib \
		STRIP_FOR_TARGET=$(TARGET_CROSS)strip \
		OBJCOPY_FOR_TARGET=$(TARGET_CROSS)objcopy

#######################################################################
# settings we need to pass to configure

# does unaligned access trap?
BR2_AC_CV_TRAP_CHECK=ac_cv_lbl_unaligned_fail=yes
ifeq ($(BR2_i386),y)
BR2_AC_CV_TRAP_CHECK=ac_cv_lbl_unaligned_fail=no
endif
ifeq ($(BR2_x86_64),y)
BR2_AC_CV_TRAP_CHECK=ac_cv_lbl_unaligned_fail=no
endif
ifeq ($(BR2_m68k),y)
BR2_AC_CV_TRAP_CHECK=ac_cv_lbl_unaligned_fail=no
endif
ifeq ($(BR2_s390),y)
BR2_AC_CV_TRAP_CHECK=ac_cv_lbl_unaligned_fail=no
endif
ifeq ($(BR2_powerpc)$(BR2_ENDIAN),yBIG)
BR2_AC_CV_TRAP_CHECK=ac_cv_lbl_unaligned_fail=no
endif

ifeq ($(BR2_ENDIAN),"BIG")
BR2_AC_CV_C_BIGENDIAN=ac_cv_c_bigendian=yes
else
BR2_AC_CV_C_BIGENDIAN=ac_cv_c_bigendian=no
endif

TARGET_CONFIGURE_ARGS= \
	$(BR2_AC_CV_TRAP_CHECK) \
	ac_cv_func_mmap_fixed_mapped=yes \
	ac_cv_func_memcmp_working=yes \
	$(BR2_AC_CV_C_BIGENDIAN)

#######################################################################

ifeq ($(BR2_ENABLE_LOCALE),y)
DISABLE_NLS:=
else
DISABLE_NLS:=--disable-nls
endif

ifneq ($(BR2_LARGEFILE),y)
DISABLE_LARGEFILE= --disable-largefile
endif

ifneq ($(BR2_INET_IPV6),y)
DISABLE_IPV6= --disable-ipv6
endif

ifeq ($(BR2_INSTALL_LIBSTDCPP),)
TARGET_CONFIGURE_OPTS+=CXX=""
endif



# X Windowing system

XSERVER:=
ifeq ($(strip $(BR2_PACKAGE_TINYX)),y)
XSERVER+=tinyx
endif
ifeq ($(strip $(BR2_PACKAGE_XORG)),y)
XSERVER+=xorg
endif
ifeq ($(strip $(BR2_PACKAGE_XGGI)),y)
XSERVER+=xggi
endif