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- ifndef MAKE
- MAKE:=make
- endif
- ifndef HOSTMAKE
- HOSTMAKE=$(MAKE)
- endif
- HOSTMAKE :=$(shell which $(HOSTMAKE) || type -p $(HOSTMAKE) || echo make)
- # If BR2_LEVEL is 0, scale the maximum concurrency with the number of
- # CPUs. A coefficient of 2 is used in order to keep processors busy
- # while waiting on I/O.
- ifeq ($(BR2_JLEVEL),0)
- PARALLEL_JOBS:=$(shell echo \
- $$((2 * `getconf _NPROCESSORS_ONLN 2>/dev/null || echo 1`)))
- else
- PARALLEL_JOBS:=$(BR2_JLEVEL)
- endif
- MAKE1:=$(HOSTMAKE) -j1
- MAKE:=$(HOSTMAKE) -j$(PARALLEL_JOBS)
- # Compute GNU_TARGET_NAME
- GNU_TARGET_NAME=$(ARCH)-buildroot-linux-$(LIBC)$(ABI)
- ifeq ($(BR2_TOOLCHAIN_BUILDROOT)$(BR2_TOOLCHAIN_CTNG_uClibc)$(BR2_TOOLCHAIN_EXTERNAL_UCLIBC),y)
- LIBC=uclibc
- else
- LIBC=gnu
- endif
- # The ABI suffix is a bit special on ARM, as it needs to be
- # -uclibcgnueabi for uClibc EABI, -uclibc for uClibc OABI, -gnueabi
- # for glibc EABI and -gnu for glibc OABI. This means that the LIBC and
- # ABI aren't strictly orthogonal, which explains why we need the test
- # on LIBC below.
- ifeq ($(BR2_ARM_EABI),y)
- ifeq ($(LIBC),uclibc)
- ABI=gnueabi
- else
- ABI=eabi
- endif
- endif
- # For FSL PowerPC there's SPE
- ifeq ($(BR2_powerpc_SPE),y)
- ABI=spe
- # MPC8540s are e500v1 with single precision FP
- ifeq ($(BR2_powerpc_8540),y)
- TARGET_ABI+=-mabi=spe -mfloat-gprs=single -Wa,-me500
- endif
- ifeq ($(BR2_powerpc_8548),y)
- TARGET_ABI+=-mabi=spe -mfloat-gprs=double -Wa,-me500x2
- endif
- ifeq ($(BR2_powerpc_e500mc),y)
- TARGET_ABI+=-mabi=spe -mfloat-gprs=double -Wa,-me500mc
- endif
- endif
- # Use longcalls option for Xtensa globally.
- # The 'longcalls' option allows calls across a greater range of addresses,
- # and is required for some packages. While this option can degrade both
- # code size and performance, the linker can usually optimize away the
- # overhead when a call ends up within a certain range.
- ifeq ($(BR2_xtensa),y)
- TARGET_ABI += -mlongcalls
- endif
- STAGING_DIR=$(HOST_DIR)/usr/$(GNU_TARGET_NAME)/sysroot
- TARGET_OPTIMIZATION:=$(call qstrip,$(BR2_TARGET_OPTIMIZATION))
- ifeq ($(BR2_OPTIMIZE_0),y)
- TARGET_OPTIMIZATION+=-O0
- endif
- ifeq ($(BR2_OPTIMIZE_1),y)
- TARGET_OPTIMIZATION+=-O1
- endif
- ifeq ($(BR2_OPTIMIZE_2),y)
- TARGET_OPTIMIZATION+=-O2
- endif
- ifeq ($(BR2_OPTIMIZE_3),y)
- TARGET_OPTIMIZATION+=-O3
- endif
- ifeq ($(BR2_OPTIMIZE_S),y)
- TARGET_OPTIMIZATION+=-Os
- endif
- ifeq ($(BR2_DEBUG_1),y)
- TARGET_DEBUGGING=-g1
- endif
- ifeq ($(BR2_DEBUG_2),y)
- TARGET_DEBUGGING=-g2
- endif
- ifeq ($(BR2_DEBUG_3),y)
- TARGET_DEBUGGING=-g3
- endif
- ifeq ($(BR2_LARGEFILE),y)
- TARGET_CPPFLAGS += -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64
- endif
- TARGET_CFLAGS = $(TARGET_CPPFLAGS) $(TARGET_ABI) $(TARGET_OPTIMIZATION) $(TARGET_DEBUGGING)
- TARGET_CXXFLAGS = $(TARGET_CFLAGS)
- TARGET_LDFLAGS = $(call qstrip,$(BR2_TARGET_LDFLAGS))
- ifeq ($(BR2_TOOLCHAIN_BUILDROOT)$(BR2_TOOLCHAIN_CTNG),y)
- TARGET_CROSS=$(HOST_DIR)/usr/bin/$(GNU_TARGET_NAME)-
- else
- TARGET_CROSS=$(HOST_DIR)/usr/bin/$(call qstrip,$(BR2_TOOLCHAIN_EXTERNAL_PREFIX))-
- endif
- # Quotes are needed for spaces et al in path components.
- TARGET_PATH="$(HOST_DIR)/bin:$(HOST_DIR)/usr/bin:$(HOST_DIR)/usr/sbin/:$(PATH)"
- # Define TARGET_xx variables for all common binutils/gcc tools by
- # including the --sysroot option where necessary.
- TARGET_AR = $(TARGET_CROSS)ar
- TARGET_AS = $(TARGET_CROSS)as
- TARGET_CC = $(TARGET_CROSS)gcc
- TARGET_CPP = $(TARGET_CROSS)cpp
- TARGET_CXX = $(TARGET_CROSS)g++
- TARGET_FC = $(TARGET_CROSS)gfortran
- TARGET_LD = $(TARGET_CROSS)ld
- TARGET_NM = $(TARGET_CROSS)nm
- TARGET_RANLIB = $(TARGET_CROSS)ranlib
- TARGET_READELF = $(TARGET_CROSS)readelf
- TARGET_OBJCOPY = $(TARGET_CROSS)objcopy
- TARGET_OBJDUMP = $(TARGET_CROSS)objdump
- TARGET_CC_NOCCACHE := $(TARGET_CC)
- TARGET_CXX_NOCCACHE := $(TARGET_CXX)
- ifeq ($(BR2_CCACHE),y)
- TARGET_CC := $(CCACHE) $(TARGET_CC)
- TARGET_CXX := $(CCACHE) $(TARGET_CXX)
- endif
- ifeq ($(BR2_STRIP_strip),y)
- STRIP_STRIP_DEBUG:=--strip-debug
- STRIP_STRIP_UNNEEDED:=--strip-unneeded
- STRIP_STRIP_ALL:=--strip-all
- TARGET_STRIP=$(TARGET_CROSS)strip
- STRIPCMD=$(TARGET_CROSS)strip --remove-section=.comment --remove-section=.note
- KSTRIPCMD=$(STRIPCMD) $(STRIP_STRIP_UNNEEDED)
- endif
- ifeq ($(BR2_STRIP_sstrip),y)
- STRIP_STRIP_DEBUG:=
- STRIP_STRIP_UNNEEDED:=
- STRIP_STRIP_ALL:=
- TARGET_STRIP=$(HOST_DIR)/usr/bin/$(GNU_TARGET_NAME)-sstrip
- STRIPCMD=$(TARGET_STRIP)
- KSTRIPCMD=$(TARGET_CROSS)strip --remove-section=.comment --remove-section=.note --strip-unneeded
- endif
- ifeq ($(BR2_STRIP_none),y)
- TARGET_STRIP=true
- STRIPCMD=$(TARGET_STRIP)
- KSTRIPCMD=$(TARGET_STRIP)
- endif
- INSTALL:=$(shell which install || type -p install)
- FLEX:=$(shell which flex || type -p flex)
- BISON:=$(shell which bison || type -p bison)
- SED:=$(shell which sed || type -p sed) -i -e
- HOST_CPPFLAGS = -I$(HOST_DIR)/usr/include
- HOST_CFLAGS ?= -O2
- HOST_CFLAGS += $(HOST_CPPFLAGS)
- HOST_CXXFLAGS += $(HOST_CFLAGS)
- HOST_LDFLAGS += -L$(HOST_DIR)/lib -L$(HOST_DIR)/usr/lib -Wl,-rpath,$(HOST_DIR)/usr/lib
- HOST_PATH=$(HOST_DIR)/bin:$(HOST_DIR)/usr/bin:$(PATH)
- # hostcc version as an integer - E.G. 4.3.2 => 432
- HOSTCC_VERSION:=$(shell $(HOSTCC_NOCCACHE) --version | \
- sed -n 's/^.* \([0-9]*\)\.\([0-9]*\)\.\([0-9]*\)[ ]*.*$$/\1\2\3/p')
- TARGET_CONFIGURE_OPTS=PATH=$(TARGET_PATH) \
- AR="$(TARGET_AR)" \
- AS="$(TARGET_AS)" \
- LD="$(TARGET_LD)" \
- NM="$(TARGET_NM)" \
- CC="$(TARGET_CC)" \
- GCC="$(TARGET_CC)" \
- CPP="$(TARGET_CPP)" \
- CXX="$(TARGET_CXX)" \
- FC="$(TARGET_FC)" \
- RANLIB="$(TARGET_RANLIB)" \
- READELF="$(TARGET_READELF)" \
- STRIP="$(TARGET_STRIP)" \
- OBJCOPY="$(TARGET_OBJCOPY)" \
- OBJDUMP="$(TARGET_OBJDUMP)" \
- AR_FOR_BUILD="$(HOSTAR)" \
- AS_FOR_BUILD="$(HOSTAS)" \
- CC_FOR_BUILD="$(HOSTCC)" \
- GCC_FOR_BUILD="$(HOSTCC)" \
- CXX_FOR_BUILD="$(HOSTCXX)" \
- FC_FOR_BUILD="$(HOSTFC)" \
- LD_FOR_BUILD="$(HOSTLD)" \
- CPPFLAGS_FOR_BUILD="$(HOST_CPPFLAGS)" \
- CFLAGS_FOR_BUILD="$(HOST_CFLAGS)" \
- CXXFLAGS_FOR_BUILD="$(HOST_CXXFLAGS)" \
- LDFLAGS_FOR_BUILD="$(HOST_LDFLAGS)" \
- FCFLAGS_FOR_BUILD="$(HOST_FCFLAGS)" \
- DEFAULT_ASSEMBLER="$(TARGET_AS)" \
- DEFAULT_LINKER="$(TARGET_LD)" \
- CPPFLAGS="$(TARGET_CPPFLAGS)" \
- CFLAGS="$(TARGET_CFLAGS)" \
- CXXFLAGS="$(TARGET_CXXFLAGS)" \
- LDFLAGS="$(TARGET_LDFLAGS)" \
- FCFLAGS="$(TARGET_FCFLAGS)" \
- PKG_CONFIG="$(PKG_CONFIG_HOST_BINARY)" \
- PERLLIB="$(HOST_DIR)/usr/lib/perl" \
- STAGING_DIR="$(STAGING_DIR)"
- TARGET_MAKE_ENV=PATH=$(TARGET_PATH) \
- PERLLIB="$(HOST_DIR)/usr/lib/perl"
- HOST_CONFIGURE_OPTS=PATH=$(HOST_PATH) \
- AR="$(HOSTAR)" \
- AS="$(HOSTAS)" \
- LD="$(HOSTLD)" \
- NM="$(HOSTNM)" \
- CC="$(HOSTCC)" \
- GCC="$(HOSTCC)" \
- CXX="$(HOSTCXX)" \
- CPP="$(HOSTCPP)" \
- CPPFLAGS="$(HOST_CPPFLAGS)" \
- CFLAGS="$(HOST_CFLAGS)" \
- CXXFLAGS="$(HOST_CXXFLAGS)" \
- LDFLAGS="$(HOST_LDFLAGS)" \
- PKG_CONFIG_ALLOW_SYSTEM_CFLAGS=1 \
- PKG_CONFIG_ALLOW_SYSTEM_LIBS=1 \
- PKG_CONFIG="$(PKG_CONFIG_HOST_BINARY)" \
- PKG_CONFIG_SYSROOT_DIR="/" \
- PKG_CONFIG_LIBDIR="$(HOST_DIR)/usr/lib/pkgconfig:$(HOST_DIR)/usr/share/pkgconfig" \
- PERLLIB="$(HOST_DIR)/usr/lib/perl" \
- LD_LIBRARY_PATH="$(HOST_DIR)/usr/lib:$(LD_LIBRARY_PATH)"
- HOST_MAKE_ENV=PATH=$(HOST_PATH) \
- LD_LIBRARY_PATH="$(HOST_DIR)/usr/lib:$(LD_LIBRARY_PATH)" \
- PKG_CONFIG="$(PKG_CONFIG_HOST_BINARY)" \
- PKG_CONFIG_SYSROOT_DIR="/" \
- PKG_CONFIG_LIBDIR="$(HOST_DIR)/usr/lib/pkgconfig" \
- PERLLIB="$(HOST_DIR)/usr/lib/perl"
- #######################################################################
- # 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_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 \
- ac_cv_have_decl_malloc=yes \
- gl_cv_func_malloc_0_nonnull=yes \
- ac_cv_func_malloc_0_nonnull=yes \
- ac_cv_func_calloc_0_nonnull=yes \
- ac_cv_func_realloc_0_nonnull=yes \
- lt_cv_sys_lib_search_path_spec="" \
- $(BR2_AC_CV_C_BIGENDIAN)
- #######################################################################
- ifeq ($(BR2_ENABLE_LOCALE),y)
- DISABLE_NLS:=
- else
- DISABLE_NLS:=--disable-nls
- endif
- ifneq ($(BR2_LARGEFILE),y)
- DISABLE_LARGEFILE= --disable-largefile
- endif
- ifneq ($(BR2_HAVE_DOCUMENTATION),y)
- DISABLE_DOCUMENTATION=--disable-gtk-doc
- endif
- ifeq ($(BR2_INET_IPV6),y)
- DISABLE_IPV6= --enable-ipv6
- else
- DISABLE_IPV6= --disable-ipv6
- endif
- ifneq ($(BR2_INSTALL_LIBSTDCPP),y)
- TARGET_CONFIGURE_OPTS+=CXX=false
- endif
- ifeq ($(BR2_ENABLE_DEBUG),y)
- ENABLE_DEBUG:=--enable-debug
- else
- ENABLE_DEBUG:=
- endif
- ifeq ($(BR2_PREFER_STATIC_LIB),y)
- SHARED_STATIC_LIBS_OPTS=--enable-static --disable-shared
- TARGET_LDFLAGS += -static
- else
- SHARED_STATIC_LIBS_OPTS=--enable-static --enable-shared
- endif
- include package/pkg-utils.mk
- include package/pkg-download.mk
- include package/pkg-autotools.mk
- include package/pkg-cmake.mk
- include package/pkg-generic.mk
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