ifndef MAKE MAKE:=make endif ifndef HOSTMAKE HOSTMAKE=$(MAKE) endif HOSTMAKE :=$(shell which $(HOSTMAKE) || type -p $(HOSTMAKE) || echo make) # If BR2_LEVEL is 0, scale the maximum concurrency with the number of # CPUs. An additional job is used in order to keep processors busy # while waiting on I/O. # If the number of processors is not available, assume one. ifeq ($(BR2_JLEVEL),0) PARALLEL_JOBS:=$(shell echo \ $$((1 + `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_USES_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 ($(BR2_xtensa),y) TARGET_ABI += -mlongcalls endif STAGING_SUBDIR = usr/$(GNU_TARGET_NAME)/sysroot STAGING_DIR = $(HOST_DIR)/$(STAGING_SUBDIR) 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_BINFMT_FLAT),y) TARGET_LDFLAGS += $(if $($(PKG)_FLAT_STACKSIZE),-Wl$(comma)-elf2flt=-s$($(PKG)_FLAT_STACKSIZE)) endif ifeq ($(BR2_BINFMT_FLAT_SHARED),y) TARGET_LDFLAGS += -mid-shared-library -mshared-library-id=0 TARGET_CFLAGS += -mid-shared-library -mshared-library-id=0 TARGET_CXXFLAGS += -mid-shared-library -mshared-library-id=0 endif ifeq ($(BR2_BINFMT_FLAT_SEP_DATA),y) TARGET_LDFLAGS += -msep-data TARGET_CFLAGS += -msep-data TARGET_CXXFLAGS += -msep-data endif ifeq ($(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) # The configure option varies, but since unknown options are ignored # we can pass all of them. DISABLE_DOCUMENTATION = \ --disable-gtk-doc \ --disable-doc \ --disable-docs \ --disable-documentation \ --with-xmlto=no \ --with-fop=no 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