ifndef MAKE
-MAKE:=make
+MAKE := make
endif
ifndef HOSTMAKE
-HOSTMAKE=$(MAKE)
+HOSTMAKE = $(MAKE)
endif
-HOSTMAKE :=$(shell which $(HOSTMAKE) || type -p $(HOSTMAKE) || echo make)
+HOSTMAKE := $(shell which $(HOSTMAKE) || type -p $(HOSTMAKE) || echo make)
-# If BR2_LEVEL is 0, scale the maximum concurrency with the number of
+# If BR2_JLEVEL is 0, scale the maximum concurrency with the number of
# CPUs. An additional job is used in order to keep processors busy
# while waiting on I/O.
# If the number of processors is not available, assume one.
ifeq ($(BR2_JLEVEL),0)
-PARALLEL_JOBS:=$(shell echo \
+PARALLEL_JOBS := $(shell echo \
$$((1 + `getconf _NPROCESSORS_ONLN 2>/dev/null || echo 1`)))
else
-PARALLEL_JOBS:=$(BR2_JLEVEL)
+PARALLEL_JOBS := $(BR2_JLEVEL)
endif
-MAKE1:=$(HOSTMAKE) -j1
-MAKE:=$(HOSTMAKE) $(if $(PARALLEL_JOBS),-j$(PARALLEL_JOBS))
+MAKE1 := $(HOSTMAKE) -j1
+override MAKE = $(HOSTMAKE) \
+ $(if $(findstring j,$(filter-out --%,$(MAKEFLAGS))),,-j$(PARALLEL_JOBS))
+
+ifeq ($(BR2_TOOLCHAIN_BUILDROOT),y)
+TARGET_VENDOR = $(call qstrip,$(BR2_TOOLCHAIN_BUILDROOT_VENDOR))
+else
+TARGET_VENDOR = buildroot
+endif
+
+# Sanity checks
+ifeq ($(TARGET_VENDOR),)
+$(error BR2_TOOLCHAIN_BUILDROOT_VENDOR is not allowed to be empty)
+endif
+ifeq ($(TARGET_VENDOR),unknown)
+$(error BR2_TOOLCHAIN_BUILDROOT_VENDOR cannot be 'unknown'. \
+ It might be confused with the native toolchain)
+endif
# Compute GNU_TARGET_NAME
-GNU_TARGET_NAME=$(ARCH)-buildroot-$(TARGET_OS)-$(LIBC)$(ABI)
+GNU_TARGET_NAME = $(ARCH)-$(TARGET_VENDOR)-$(TARGET_OS)-$(LIBC)$(ABI)
-# Blackfin FLAT needs uclinux
-ifeq ($(BR2_bfin)$(BR2_BINFMT_FLAT),yy)
-TARGET_OS=uclinux
+# FLAT binary format needs uclinux
+ifeq ($(BR2_BINFMT_FLAT),y)
+TARGET_OS = uclinux
else
-TARGET_OS=linux
+TARGET_OS = linux
endif
ifeq ($(BR2_TOOLCHAIN_USES_UCLIBC),y)
-LIBC=uclibc
+LIBC = uclibc
+else ifeq ($(BR2_TOOLCHAIN_USES_MUSL),y)
+LIBC = musl
else
-LIBC=gnu
+LIBC = gnu
endif
# The ABI suffix is a bit special on ARM, as it needs to be
# which explains why we need the test on LIBC below.
ifeq ($(BR2_arm)$(BR2_armeb),y)
ifeq ($(LIBC),uclibc)
-ABI=gnueabi
+ABI = gnueabi
else
-ABI=eabi
+ABI = eabi
endif
ifeq ($(BR2_ARM_EABIHF),y)
-ABI:=$(ABI)hf
+ABI := $(ABI)hf
endif
endif
# For FSL PowerPC there's SPE
ifeq ($(BR2_powerpc_SPE),y)
-ABI=spe
+ABI = spe
# MPC8540s are e500v1 with single precision FP
ifeq ($(BR2_powerpc_8540),y)
-TARGET_ABI+=-mabi=spe -mfloat-gprs=single -Wa,-me500
+TARGET_ABI += -mabi=spe -mfloat-gprs=single -Wa,-me500
endif
ifeq ($(BR2_powerpc_8548),y)
-TARGET_ABI+=-mabi=spe -mfloat-gprs=double -Wa,-me500x2
+TARGET_ABI += -mabi=spe -mfloat-gprs=double -Wa,-me500x2
endif
ifeq ($(BR2_powerpc_e500mc),y)
-TARGET_ABI+=-mabi=spe -mfloat-gprs=double -Wa,-me500mc
+TARGET_ABI += -mabi=spe -mfloat-gprs=double -Wa,-me500mc
endif
endif
# 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.
+#
+# Use auto-litpools for Xtensa globally.
+# Collecting literals into separate section can be advantageous if that
+# section is placed into DTCM at link time. This is applicable for code
+# running on bare metal, but makes no sense under linux, where userspace
+# is isolated from the physical memory details. OTOH placing literals into
+# separate section breaks build of huge source files, because l32r
+# instruction can only access literals in 256 KBytes range.
+#
ifeq ($(BR2_xtensa),y)
-TARGET_ABI += -mlongcalls
+TARGET_ABI += -mlongcalls -mauto-litpools
endif
-STAGING_SUBDIR = usr/$(GNU_TARGET_NAME)/sysroot
-STAGING_DIR = $(HOST_DIR)/$(STAGING_SUBDIR)
+ifeq ($(BR2_arc)$(BR2_ARC_ATOMIC_EXT),yy)
+TARGET_ABI += -matomic
+endif
-TARGET_OPTIMIZATION:=$(call qstrip,$(BR2_TARGET_OPTIMIZATION))
+STAGING_SUBDIR = $(GNU_TARGET_NAME)/sysroot
+STAGING_DIR = $(HOST_DIR)/$(STAGING_SUBDIR)
ifeq ($(BR2_OPTIMIZE_0),y)
-TARGET_OPTIMIZATION+=-O0
+TARGET_OPTIMIZATION = -O0
endif
ifeq ($(BR2_OPTIMIZE_1),y)
-TARGET_OPTIMIZATION+=-O1
+TARGET_OPTIMIZATION = -O1
endif
ifeq ($(BR2_OPTIMIZE_2),y)
-TARGET_OPTIMIZATION+=-O2
+TARGET_OPTIMIZATION = -O2
endif
ifeq ($(BR2_OPTIMIZE_3),y)
-TARGET_OPTIMIZATION+=-O3
+TARGET_OPTIMIZATION = -O3
+endif
+ifeq ($(BR2_OPTIMIZE_G),y)
+TARGET_OPTIMIZATION = -Og
endif
ifeq ($(BR2_OPTIMIZE_S),y)
-TARGET_OPTIMIZATION+=-Os
+TARGET_OPTIMIZATION = -Os
+endif
+ifeq ($(BR2_OPTIMIZE_FAST),y)
+TARGET_OPTIMIZATION = -Ofast
endif
ifeq ($(BR2_DEBUG_1),y)
-TARGET_DEBUGGING=-g1
+TARGET_DEBUGGING = -g1
endif
ifeq ($(BR2_DEBUG_2),y)
-TARGET_DEBUGGING=-g2
+TARGET_DEBUGGING = -g2
endif
ifeq ($(BR2_DEBUG_3),y)
-TARGET_DEBUGGING=-g3
+TARGET_DEBUGGING = -g3
endif
-ifeq ($(BR2_LARGEFILE),y)
-TARGET_CPPFLAGS += -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64
+TARGET_CFLAGS_RELRO = -Wl,-z,relro
+TARGET_CFLAGS_RELRO_FULL = -Wl,-z,now $(TARGET_CFLAGS_RELRO)
+
+TARGET_LDFLAGS = $(call qstrip,$(BR2_TARGET_LDFLAGS))
+
+ifeq ($(BR2_SSP_REGULAR),y)
+TARGET_CPPFLAGS += -fstack-protector
+else ifeq ($(BR2_SSP_STRONG),y)
+TARGET_CPPFLAGS += -fstack-protector-strong
+else ifeq ($(BR2_SSP_ALL),y)
+TARGET_CPPFLAGS += -fstack-protector-all
endif
+ifeq ($(BR2_RELRO_PARTIAL),y)
+TARGET_CPPFLAGS += $(TARGET_CFLAGS_RELRO)
+TARGET_LDFLAGS += $(TARGET_CFLAGS_RELRO)
+else ifeq ($(BR2_RELRO_FULL),y)
+TARGET_CPPFLAGS += -fPIE $(TARGET_CFLAGS_RELRO_FULL)
+TARGET_LDFLAGS += -pie
+endif
+
+ifeq ($(BR2_FORTIFY_SOURCE_1),y)
+TARGET_CPPFLAGS += -D_FORTIFY_SOURCE=1
+else ifeq ($(BR2_FORTIFY_SOURCE_2),y)
+TARGET_CPPFLAGS += -D_FORTIFY_SOURCE=2
+endif
+
+TARGET_CPPFLAGS += -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64
TARGET_CFLAGS = $(TARGET_CPPFLAGS) $(TARGET_ABI) $(TARGET_OPTIMIZATION) $(TARGET_DEBUGGING)
TARGET_CXXFLAGS = $(TARGET_CFLAGS)
-TARGET_LDFLAGS = $(call qstrip,$(BR2_TARGET_LDFLAGS))
+TARGET_FCFLAGS = $(TARGET_ABI) $(TARGET_OPTIMIZATION) $(TARGET_DEBUGGING)
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)
+TARGET_FCFLAGS += $(if $($(PKG)_FLAT_STACKSIZE),-Wl$(comma)-elf2flt=-s$($(PKG)_FLAT_STACKSIZE),\
+ -Wl$(comma)-elf2flt)
+TARGET_LDFLAGS += $(if $($(PKG)_FLAT_STACKSIZE),-Wl$(comma)-elf2flt=-s$($(PKG)_FLAT_STACKSIZE),-Wl$(comma)-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_FCFLAGS += -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)-
+TARGET_CROSS = $(HOST_DIR)/bin/$(GNU_TARGET_NAME)-
else
-TARGET_CROSS=$(HOST_DIR)/usr/bin/$(call qstrip,$(BR2_TOOLCHAIN_EXTERNAL_PREFIX))-
+TARGET_CROSS = $(HOST_DIR)/bin/$(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_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)
+ifeq ($(BR2_STRIP_strip),y)
+STRIP_STRIP_DEBUG := --strip-debug
+TARGET_STRIP = $(TARGET_CROSS)strip
+STRIPCMD = $(TARGET_CROSS)strip --remove-section=.comment --remove-section=.note
+else
+TARGET_STRIP = /bin/true
+STRIPCMD = $(TARGET_STRIP)
endif
+INSTALL := $(shell which install || type -p install)
+FLEX := $(shell which flex || type -p flex)
+BISON := $(shell which bison || type -p bison)
+UNZIP := $(shell which unzip || type -p unzip) -q
-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
+APPLY_PATCHES = PATH=$(HOST_DIR)/bin:$$PATH support/scripts/apply-patches.sh $(if $(QUIET),-s)
+
+HOST_CPPFLAGS = -I$(HOST_DIR)/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
+HOST_LDFLAGS += -L$(HOST_DIR)/lib -Wl,-rpath,$(HOST_DIR)/lib
+
+# The macros below are taken from linux 4.11 and adapted slightly.
+# Copy more when needed.
+
+# try-run
+# Usage: option = $(call try-run, $(CC)...-o "$$TMP",option-ok,otherwise)
+# Exit code chooses option. "$$TMP" is can be used as temporary file and
+# is automatically cleaned up.
+try-run = $(shell set -e; \
+ TMP="$$(tempfile)"; \
+ if ($(1)) >/dev/null 2>&1; \
+ then echo "$(2)"; \
+ else echo "$(3)"; \
+ fi; \
+ rm -f "$$TMP")
+
+# host-cc-option
+# Usage: HOST_FOO_CFLAGS += $(call host-cc-option,-no-pie,)
+host-cc-option = $(call try-run,\
+ $(HOSTCC) $(HOST_CFLAGS) $(1) -c -x c /dev/null -o "$$TMP",$(1),$(2))
+
+
+# host-intltool should be executed with the system perl, so we save
+# the path to the system perl, before a host-perl built by Buildroot
+# might get installed into $(HOST_DIR)/bin and therefore appears
+# in our PATH. This system perl will be used as INTLTOOL_PERL.
+export PERL=$(shell which perl)
+
+# host-intltool needs libxml-parser-perl, which Buildroot installs in
+# $(HOST_DIR)/lib/perl, so we must make sure that the system perl
+# finds this perl module by exporting the proper value for PERL5LIB.
+export PERL5LIB=$(HOST_DIR)/lib/perl
+
+TARGET_MAKE_ENV = PATH=$(BR_PATH)
+
+TARGET_CONFIGURE_OPTS = \
+ $(TARGET_MAKE_ENV) \
+ AR="$(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)" \
+ F77="$(TARGET_FC)" \
+ RANLIB="$(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="$(HOSTCXX)" \
+ LD_FOR_BUILD="$(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)" \
+ FFLAGS="$(TARGET_FCFLAGS)" \
+ PKG_CONFIG="$(PKG_CONFIG_HOST_BINARY)" \
+ STAGING_DIR="$(STAGING_DIR)" \
+ INTLTOOL_PERL=$(PERL)
+
+
+HOST_MAKE_ENV = \
+ PATH=$(BR_PATH) \
+ PKG_CONFIG="$(PKG_CONFIG_HOST_BINARY)" \
+ PKG_CONFIG_SYSROOT_DIR="/" \
+ PKG_CONFIG_ALLOW_SYSTEM_CFLAGS=1 \
+ PKG_CONFIG_ALLOW_SYSTEM_LIBS=1 \
+ PKG_CONFIG_LIBDIR="$(HOST_DIR)/lib/pkgconfig:$(HOST_DIR)/share/pkgconfig"
+
+HOST_CONFIGURE_OPTS = \
+ $(HOST_MAKE_ENV) \
+ AR="$(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="$(HOST_LDFLAGS)" \
+ INTLTOOL_PERL=$(PERL)
+
+# This is 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=$(BUILD_DIR)
+EXTRA_ENV = \
+ PATH=$(BR_PATH) \
+ BR2_DL_DIR=$(BR2_DL_DIR) \
+ BUILD_DIR=$(BUILD_DIR) \
+ O=$(CANONICAL_O)
################################################################################
# settings we need to pass to configure
# does unaligned access trap?
-BR2_AC_CV_TRAP_CHECK=ac_cv_lbl_unaligned_fail=yes
+BR2_AC_CV_TRAP_CHECK = ac_cv_lbl_unaligned_fail=yes
ifeq ($(BR2_i386),y)
-BR2_AC_CV_TRAP_CHECK=ac_cv_lbl_unaligned_fail=no
+BR2_AC_CV_TRAP_CHECK = ac_cv_lbl_unaligned_fail=no
endif
ifeq ($(BR2_x86_64),y)
-BR2_AC_CV_TRAP_CHECK=ac_cv_lbl_unaligned_fail=no
+BR2_AC_CV_TRAP_CHECK = ac_cv_lbl_unaligned_fail=no
endif
ifeq ($(BR2_m68k),y)
-BR2_AC_CV_TRAP_CHECK=ac_cv_lbl_unaligned_fail=no
+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
+ifeq ($(BR2_powerpc)$(BR2_powerpc64)$(BR2_powerpc64le),y)
+BR2_AC_CV_TRAP_CHECK = ac_cv_lbl_unaligned_fail=no
endif
ifeq ($(BR2_ENDIAN),"BIG")
-BR2_AC_CV_C_BIGENDIAN=ac_cv_c_bigendian=yes
+BR2_AC_CV_C_BIGENDIAN = ac_cv_c_bigendian=yes
else
-BR2_AC_CV_C_BIGENDIAN=ac_cv_c_bigendian=no
+BR2_AC_CV_C_BIGENDIAN = ac_cv_c_bigendian=no
endif
-TARGET_CONFIGURE_ARGS= \
+# AM_GNU_GETTEXT misdetects musl gettext support.
+# musl currently implements api level 1 and 2 (basic + ngettext)
+# http://www.openwall.com/lists/musl/2015/04/16/3
+#
+# These autoconf variables should only be pre-seeded when the minimal
+# gettext implementation of musl is used. When the full blown
+# implementation provided by gettext libintl is used, auto-detection
+# works fine, and pre-seeding those values is actually wrong.
+ifeq ($(BR2_TOOLCHAIN_USES_MUSL):$(BR2_PACKAGE_GETTEXT_PROVIDES_LIBINTL),y:)
+BR2_GT_CV_FUNC_GNUGETTEXT_LIBC = \
+ gt_cv_func_gnugettext1_libc=yes \
+ gt_cv_func_gnugettext2_libc=yes
+endif
+
+TARGET_CONFIGURE_ARGS = \
$(BR2_AC_CV_TRAP_CHECK) \
ac_cv_func_mmap_fixed_mapped=yes \
ac_cv_func_memcmp_working=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)
+ $(BR2_AC_CV_C_BIGENDIAN) \
+ $(BR2_GT_CV_FUNC_GNUGETTEXT_LIBC)
################################################################################
-ifeq ($(BR2_ENABLE_LOCALE),y)
-DISABLE_NLS:=
-else
-DISABLE_NLS:=--disable-nls
-endif
-
-ifneq ($(BR2_LARGEFILE),y)
-DISABLE_LARGEFILE= --disable-largefile
+ifeq ($(BR2_SYSTEM_ENABLE_NLS),y)
+NLS_OPTS = --enable-nls
+TARGET_NLS_DEPENDENCIES = host-gettext
+ifeq ($(BR2_PACKAGE_GETTEXT_PROVIDES_LIBINTL),y)
+TARGET_NLS_DEPENDENCIES += gettext
+TARGET_NLS_LIBS += -lintl
endif
-
-ifneq ($(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 ($(BR2_INET_IPV6),y)
-DISABLE_IPV6= --enable-ipv6
else
-DISABLE_IPV6= --disable-ipv6
+NLS_OPTS = --disable-nls
endif
+# We need anything that is invalid. Traditionally, we'd have used 'false' (and
+# we did so in the past). However, that breaks libtool for packages that have
+# optional C++ support (e.g. gnutls), because libtool will *require* a *valid*
+# C++ preprocessor as long as CXX is not 'no'.
+# Now, whether we use 'no' or 'false' for CXX as the same side effect: it is an
+# invalid C++ compiler, and thus will cause detection of C++ to fail (which is
+# expected and what we want), while at the same time taming libtool into
+# silence.
ifneq ($(BR2_INSTALL_LIBSTDCPP),y)
-TARGET_CONFIGURE_OPTS+=CXX=false
+TARGET_CONFIGURE_OPTS += CXX=no
endif
-ifeq ($(BR2_ENABLE_DEBUG),y)
-ENABLE_DEBUG:=--enable-debug
-else
-ENABLE_DEBUG:=
+ifeq ($(BR2_STATIC_LIBS),y)
+SHARED_STATIC_LIBS_OPTS = --enable-static --disable-shared
+TARGET_CFLAGS += -static
+TARGET_CXXFLAGS += -static
+TARGET_FCFLAGS += -static
+TARGET_LDFLAGS += -static
+else ifeq ($(BR2_SHARED_LIBS),y)
+SHARED_STATIC_LIBS_OPTS = --disable-static --enable-shared
+else ifeq ($(BR2_SHARED_STATIC_LIBS),y)
+SHARED_STATIC_LIBS_OPTS = --enable-static --enable-shared
endif
-ifeq ($(BR2_PREFER_STATIC_LIB),y)
-SHARED_STATIC_LIBS_OPTS=--enable-static --disable-shared
-TARGET_LDFLAGS += --static
-else
-SHARED_STATIC_LIBS_OPTS=--enable-static --enable-shared
+ifeq ($(BR2_COMPILER_PARANOID_UNSAFE_PATH),y)
+export BR_COMPILER_PARANOID_UNSAFE_PATH=enabled
endif
-include package/pkg-utils.mk
include package/pkg-download.mk
include package/pkg-autotools.mk
include package/pkg-cmake.mk
+include package/pkg-luarocks.mk
+include package/pkg-perl.mk
+include package/pkg-python.mk
+include package/pkg-virtual.mk
include package/pkg-generic.mk
+include package/pkg-kconfig.mk
+include package/pkg-rebar.mk
+include package/pkg-kernel-module.mk
+include package/pkg-waf.mk
+include package/pkg-golang.mk
projects / coffee / buildroot.git / blobdiff