mirror of
https://git.busybox.net/buildroot.git
synced 2024-12-14 15:53:29 +08:00
a6bba674a2
[Peter: fix s/BUILD_TYPE/SETUP_TYPE/ typo in manual as noted by Samuel] Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com> Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
376 lines
10 KiB
Makefile
376 lines
10 KiB
Makefile
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) $(if $(PARALLEL_JOBS),-j$(PARALLEL_JOBS))
|
|
|
|
# Compute GNU_TARGET_NAME
|
|
GNU_TARGET_NAME=$(ARCH)-buildroot-$(TARGET_OS)-$(LIBC)$(ABI)
|
|
|
|
# Blackfin FLAT needs uclinux
|
|
ifeq ($(BR2_bfin)$(BR2_BINFMT_FLAT),yy)
|
|
TARGET_OS=uclinux
|
|
else
|
|
TARGET_OS=linux
|
|
endif
|
|
|
|
ifeq ($(BR2_TOOLCHAIN_USES_UCLIBC),y)
|
|
LIBC=uclibc
|
|
else
|
|
LIBC=gnu
|
|
endif
|
|
|
|
# The ABI suffix is a bit special on ARM, as it needs to be
|
|
# -uclibcgnueabi for uClibc EABI, and -gnueabi for glibc EABI.
|
|
# This means that the LIBC and ABI aren't strictly orthogonal,
|
|
# which explains why we need the test on LIBC below.
|
|
ifeq ($(BR2_arm)$(BR2_armeb),y)
|
|
ifeq ($(LIBC),uclibc)
|
|
ABI=gnueabi
|
|
else
|
|
ABI=eabi
|
|
endif
|
|
|
|
ifeq ($(BR2_ARM_EABIHF),y)
|
|
ABI:=$(ABI)hf
|
|
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_CFLAGS += $(if $($(PKG)_FLAT_STACKSIZE),-Wl$(comma)-elf2flt=-s$($(PKG)_FLAT_STACKSIZE),\
|
|
-Wl$(comma)-elf2flt)
|
|
TARGET_CXXFLAGS += $(if $($(PKG)_FLAT_STACKSIZE),-Wl$(comma)-elf2flt=-s$($(PKG)_FLAT_STACKSIZE),\
|
|
-Wl$(comma)-elf2flt)
|
|
TARGET_LDFLAGS += $(if $($(PKG)_FLAT_STACKSIZE),-elf2flt=-s$($(PKG)_FLAT_STACKSIZE),-elf2flt)
|
|
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 ($(BR2_ENABLE_SSP),y)
|
|
TARGET_CFLAGS += -fstack-protector-all
|
|
TARGET_CXXFLAGS += -fstack-protector-all
|
|
endif
|
|
|
|
ifeq ($(BR2_TOOLCHAIN_BUILDROOT),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
|
|
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)" \
|
|
OBJCOPY="$(HOSTOBJCOPY)" \
|
|
RANLIB="$(HOSTRANLIB)" \
|
|
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"
|
|
|
|
# This extra environment we can not export ourselves (eg. because some
|
|
# packages use that variable internally, eg. uboot), so we have to
|
|
# explicitly pass it to user-supplied external hooks (eg. post-build,
|
|
# post-images)
|
|
USER_HOOKS_EXTRA_ENV=\
|
|
BUILD_DIR=$(BUILD_DIR)
|
|
|
|
################################################################################
|
|
# settings we need to pass to configure
|
|
|
|
# does unaligned access trap?
|
|
BR2_AC_CV_TRAP_CHECK=ac_cv_lbl_unaligned_fail=yes
|
|
ifeq ($(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-python.mk
|
|
include package/pkg-generic.mk
|