-#
-# Copyright (C) 2006-2007 OpenWrt.org
+#
+# Copyright (C) 2006-2010 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
TMP_DIR:=$(TOPDIR)/tmp
-export SHELL=/usr/bin/env bash -c '. $(TOPDIR)/include/shell.sh; eval "$$2"' --
+GREP_OPTIONS=
+export GREP_OPTIONS
-define qstrip
-$(strip $(subst ",,$(1)))
-endef
+qstrip=$(strip $(subst ",,$(1)))
#"))
-ARCH:=$(call qstrip,$(shell echo $(CONFIG_ARCH) | sed -e 's/i[3-9]86/i386/'))
+empty:=
+space:= $(empty) $(empty)
+merge=$(subst $(space),,$(1))
+confvar=$(call merge,$(foreach v,$(1),$(if $($(v)),y,n)))
+strip_last=$(patsubst %.$(lastword $(subst .,$(space),$(1))),%,$(1))
+
+define sep
+
+endef
+
+_SINGLE=export MAKEFLAGS=$(space);
+CFLAGS:=
+ARCH:=$(subst i486,i386,$(subst i586,i386,$(subst i686,i386,$(call qstrip,$(CONFIG_ARCH)))))
+ARCH_PACKAGES:=$(call qstrip,$(CONFIG_TARGET_ARCH_PACKAGES))
BOARD:=$(call qstrip,$(CONFIG_TARGET_BOARD))
TARGET_OPTIMIZATION:=$(call qstrip,$(CONFIG_TARGET_OPTIMIZATION))
+TARGET_SUFFIX=$(call qstrip,$(CONFIG_TARGET_SUFFIX))
BUILD_SUFFIX:=$(call qstrip,$(CONFIG_BUILD_SUFFIX))
-GCCV:=$(call qstrip,$(CONFIG_GCC_VERSION))
SUBDIR:=$(patsubst $(TOPDIR)/%,%,${CURDIR})
+export SHELL:=/usr/bin/env bash
+
+OPTIMIZE_FOR_CPU=$(subst i386,i486,$(ARCH))
+
+ifeq ($(ARCH),powerpc)
+ FPIC:=-fPIC
+else
+ FPIC:=-fpic
+endif
-OPTIMIZE_FOR_CPU:=$(ARCH)
+HOST_FPIC:=-fPIC
-DL_DIR:=$(call qstrip,$(if $(CONFIG_DOWNLOAD_FOLDER), $(CONFIG_DOWNLOAD_FOLDER),$(TOPDIR)/dl))
-BIN_DIR:=$(TOPDIR)/bin
+ARCH_SUFFIX:=
+GCC_ARCH:=
+
+ifneq ($(filter -march=armv%,$(TARGET_OPTIMIZATION)),)
+ ARCH_SUFFIX:=_$(patsubst -march=arm%,%,$(filter -march=armv%,$(TARGET_OPTIMIZATION)))
+ GCC_ARCH:=$(patsubst -march=%,%,$(filter -march=armv%,$(TARGET_OPTIMIZATION)))
+endif
+ifneq ($(findstring -mips32r2,$(TARGET_OPTIMIZATION)),)
+ ARCH_SUFFIX:=_r2
+endif
+ifdef CONFIG_HAS_SPE_FPU
+ TARGET_SUFFIX:=$(TARGET_SUFFIX)spe
+endif
+
+DL_DIR:=$(if $(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(TOPDIR)/dl)
+BIN_DIR:=$(TOPDIR)/bin/$(BOARD)
INCLUDE_DIR:=$(TOPDIR)/include
SCRIPT_DIR:=$(TOPDIR)/scripts
BUILD_DIR_BASE:=$(TOPDIR)/build_dir
-BUILD_DIR:=$(BUILD_DIR_BASE)/$(ARCH)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
BUILD_DIR_HOST:=$(BUILD_DIR_BASE)/host
-BUILD_DIR_TOOLCHAIN:=$(BUILD_DIR_BASE)/toolchain-$(ARCH)_gcc$(GCCV)
-STAGING_DIR:=$(TOPDIR)/staging_dir/$(ARCH)
STAGING_DIR_HOST:=$(TOPDIR)/staging_dir/host
-TOOLCHAIN_DIR:=$(TOPDIR)/staging_dir/toolchain-$(ARCH)_gcc$(GCCV)
-PACKAGE_DIR:=$(BIN_DIR)/packages/$(TARGET)
+ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
+ GCCV:=$(call qstrip,$(CONFIG_GCC_VERSION))
+ LIBC:=$(call qstrip,$(CONFIG_LIBC))
+ LIBCV:=$(call qstrip,$(CONFIG_LIBC_VERSION))
+ REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-openwrt-linux$(if $(TARGET_SUFFIX),-$(TARGET_SUFFIX))
+ GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-openwrt-linux
+ DIR_SUFFIX:=_$(LIBC)-$(LIBCV)$(if $(CONFIG_arm),_eabi)
+ BUILD_DIR:=$(BUILD_DIR_BASE)/target-$(ARCH)$(ARCH_SUFFIX)$(DIR_SUFFIX)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
+ STAGING_DIR:=$(TOPDIR)/staging_dir/target-$(ARCH)$(ARCH_SUFFIX)$(DIR_SUFFIX)
+ BUILD_DIR_TOOLCHAIN:=$(BUILD_DIR_BASE)/toolchain-$(ARCH)$(ARCH_SUFFIX)_gcc-$(GCCV)$(DIR_SUFFIX)
+ TOOLCHAIN_DIR:=$(TOPDIR)/staging_dir/toolchain-$(ARCH)$(ARCH_SUFFIX)_gcc-$(GCCV)$(DIR_SUFFIX)
+ PACKAGE_DIR:=$(BIN_DIR)/packages
+else
+ ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
+ GNU_TARGET_NAME=$(call qstrip,$(CONFIG_TARGET_NAME))
+ else
+ GNU_TARGET_NAME=$(shell gcc -dumpmachine)
+ endif
+ REAL_GNU_TARGET_NAME=$(GNU_TARGET_NAME)
+ BUILD_DIR:=$(BUILD_DIR_BASE)/target-$(GNU_TARGET_NAME)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
+ STAGING_DIR:=$(TOPDIR)/staging_dir/target-$(GNU_TARGET_NAME)
+ BUILD_DIR_TOOLCHAIN:=$(BUILD_DIR_BASE)/toolchain-$(GNU_TARGET_NAME)
+ TOOLCHAIN_DIR:=$(TOPDIR)/staging_dir/toolchain-$(GNU_TARGET_NAME)
+ PACKAGE_DIR:=$(BIN_DIR)/packages
+endif
STAMP_DIR:=$(BUILD_DIR)/stamp
STAMP_DIR_HOST=$(BUILD_DIR_HOST)/stamp
-TARGET_DIR:=$(BUILD_DIR)/root-$(BOARD)
-IPKG_STATE_DIR:=$(TARGET_DIR)/usr/lib/ipkg
+TARGET_ROOTFS_DIR?=$(if $(call qstrip,$(CONFIG_TARGET_ROOTFS_DIR)),$(call qstrip,$(CONFIG_TARGET_ROOTFS_DIR)),$(BUILD_DIR))
+TARGET_DIR:=$(TARGET_ROOTFS_DIR)/root-$(BOARD)
+STAGING_DIR_ROOT:=$(STAGING_DIR)/root-$(BOARD)
+BUILD_LOG_DIR:=$(TOPDIR)/logs
-ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
- -include $(TOOLCHAIN_DIR)/info.mk
- REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux-uclibc
- GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux
- TARGET_CROSS?=$(OPTIMIZE_FOR_CPU)-linux-uclibc-
-endif
-
-TARGET_PATH:=$(TOOLCHAIN_DIR)/bin:$(STAGING_DIR_HOST)/bin:$(STAGING_DIR)/usr/bin:$(PATH)
-TARGET_CFLAGS:=$(TARGET_OPTIMIZATION) -fhonour-copts
+TARGET_PATH:=$(STAGING_DIR_HOST)/bin:$(subst $(space),:,$(filter-out .,$(filter-out ./,$(subst :,$(space),$(PATH)))))
+TARGET_CFLAGS:=$(TARGET_OPTIMIZATION)$(if $(CONFIG_DEBUG), -g3)
TARGET_CPPFLAGS:=-I$(STAGING_DIR)/usr/include -I$(STAGING_DIR)/include
TARGET_LDFLAGS:=-L$(STAGING_DIR)/usr/lib -L$(STAGING_DIR)/lib
+ifneq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
+LIBGCC_S_PATH=$(realpath $(wildcard $(call qstrip,$(CONFIG_LIBGCC_ROOT_DIR))/$(call qstrip,$(CONFIG_LIBGCC_FILE_SPEC))))
+LIBGCC_S=$(if $(LIBGCC_S_PATH),-L$(dir $(LIBGCC_S_PATH)) -lgcc_s)
+LIBGCC_A=$(realpath $(wildcard $(dir $(LIBGCC_S_PATH))/gcc/*/*/libgcc.a))
+else
+LIBGCC_A=$(wildcard $(TOOLCHAIN_DIR)/lib/gcc/*/*/libgcc.a)
+LIBGCC_S=$(if $(wildcard $(TOOLCHAIN_DIR)/lib/libgcc_s.so),-L$(TOOLCHAIN_DIR)/lib -lgcc_s,$(LIBGCC_A))
+endif
+ifdef CONFIG_USE_UCLIBC
+LIBRPC=-lrpc
+endif
+LIBRPC_DEPENDS=+USE_UCLIBC:librpc
+
+ifndef DUMP
+ ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
+ -include $(TOOLCHAIN_DIR)/info.mk
+ export GCC_HONOUR_COPTS:=0
+ TARGET_CROSS:=$(if $(TARGET_CROSS),$(TARGET_CROSS),$(OPTIMIZE_FOR_CPU)-openwrt-linux$(if $(TARGET_SUFFIX),-$(TARGET_SUFFIX))-)
+ TARGET_CFLAGS+= -fhonour-copts $(if $(CONFIG_GCC_VERSION_4_4)$(CONFIG_GCC_VERSION_4_5),,-Wno-error=unused-but-set-variable)
+ TARGET_CPPFLAGS+= -I$(TOOLCHAIN_DIR)/usr/include -I$(TOOLCHAIN_DIR)/include
+ TARGET_LDFLAGS+= -L$(TOOLCHAIN_DIR)/usr/lib -L$(TOOLCHAIN_DIR)/lib
+ TARGET_PATH:=$(TOOLCHAIN_DIR)/bin:$(TARGET_PATH)
+ else
+ ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
+ TARGET_CROSS:=$(call qstrip,$(CONFIG_TOOLCHAIN_PREFIX))
+ TOOLCHAIN_ROOT_DIR:=$(call qstrip,$(CONFIG_TOOLCHAIN_ROOT))
+ TOOLCHAIN_BIN_DIRS:=$(patsubst ./%,$(TOOLCHAIN_ROOT_DIR)/%,$(call qstrip,$(CONFIG_TOOLCHAIN_BIN_PATH)))
+ TOOLCHAIN_INC_DIRS:=$(patsubst ./%,$(TOOLCHAIN_ROOT_DIR)/%,$(call qstrip,$(CONFIG_TOOLCHAIN_INC_PATH)))
+ TOOLCHAIN_LIB_DIRS:=$(patsubst ./%,$(TOOLCHAIN_ROOT_DIR)/%,$(call qstrip,$(CONFIG_TOOLCHAIN_LIB_PATH)))
+ ifneq ($(TOOLCHAIN_BIN_DIRS),)
+ TARGET_PATH:=$(subst $(space),:,$(TOOLCHAIN_BIN_DIRS)):$(TARGET_PATH)
+ endif
+ ifneq ($(TOOLCHAIN_INC_DIRS),)
+ TARGET_CPPFLAGS+= $(patsubst %,-I%,$(TOOLCHAIN_INC_DIRS))
+ endif
+ ifneq ($(TOOLCHAIN_LIB_DIRS),)
+ TARGET_LDFLAGS+= $(patsubst %,-L%,$(TOOLCHAIN_LIB_DIRS))
+ endif
+ TARGET_PATH:=$(TOOLCHAIN_DIR)/bin:$(TARGET_PATH)
+ endif
+ endif
+endif
+TARGET_PATH_PKG:=$(STAGING_DIR)/host/bin:$(TARGET_PATH)
+
+ifeq ($(CONFIG_SOFT_FLOAT),y)
+ SOFT_FLOAT_CONFIG_OPTION:=--with-float=soft
+ TARGET_CFLAGS+= -msoft-float
+else
+ SOFT_FLOAT_CONFIG_OPTION:=
+endif
export PATH:=$(TARGET_PATH)
export STAGING_DIR
-export GCC_HONOUR_COPTS:=0
+export SH_FUNC:=. $(INCLUDE_DIR)/shell.sh;
PKG_CONFIG:=$(STAGING_DIR_HOST)/bin/pkg-config
export PKG_CONFIG
-LINUX_HEADERS_DIR:=$(BUILD_DIR_TOOLCHAIN)/linux
-
HOSTCC:=gcc
+HOSTCC_NOCACHE:=$(HOSTCC)
HOST_CFLAGS:=-O2 -I$(STAGING_DIR_HOST)/include
HOST_LDFLAGS:=-L$(STAGING_DIR_HOST)/lib
TARGET_CC:=$(TARGET_CROSS)gcc
-STRIP:=$(STAGING_DIR_HOST)/bin/sstrip
-PATCH:=$(SCRIPT_DIR)/patch-kernel.sh
+TARGET_CXX:=$(if $(CONFIG_INSTALL_LIBSTDCPP),$(TARGET_CROSS)g++,no)
+KPATCH:=$(SCRIPT_DIR)/patch-kernel.sh
SED:=$(STAGING_DIR_HOST)/bin/sed -i -e
CP:=cp -fpR
+LN:=ln -sf
INSTALL_BIN:=install -m0755
INSTALL_DIR:=install -d -m0755
INSTALL_CONF:=install -m0600
ifneq ($(CONFIG_CCACHE),)
- # FIXME: move this variable to a better location
- export CCACHE_DIR=$(STAGING_DIR)/ccache
TARGET_CC:= ccache $(TARGET_CC)
+ TARGET_CXX:= ccache $(TARGET_CXX)
+ HOSTCC:= ccache $(HOSTCC)
endif
-TARGET_CONFIGURE_OPTS:= \
+TARGET_CONFIGURE_OPTS = \
AR=$(TARGET_CROSS)ar \
AS="$(TARGET_CC) -c $(TARGET_CFLAGS)" \
LD=$(TARGET_CROSS)ld \
NM=$(TARGET_CROSS)nm \
CC="$(TARGET_CC)" \
GCC="$(TARGET_CC)" \
- CXX=$(TARGET_CROSS)g++ \
+ CXX="$(TARGET_CXX)" \
RANLIB=$(TARGET_CROSS)ranlib \
STRIP=$(TARGET_CROSS)strip \
OBJCOPY=$(TARGET_CROSS)objcopy \
SIZE=$(TARGET_CROSS)size
# strip an entire directory
-RSTRIP:= \
- NM="$(TARGET_CROSS)nm" \
- STRIP="$(STRIP)" \
- STRIP_KMOD="$(TARGET_CROSS)strip --strip-unneeded --remove-section=.comment" \
- $(SCRIPT_DIR)/rstrip.sh
+ifneq ($(CONFIG_NO_STRIP),)
+ RSTRIP:=:
+ STRIP:=:
+else
+ ifneq ($(CONFIG_USE_STRIP),)
+ STRIP:=$(TARGET_CROSS)strip $(call qstrip,$(CONFIG_STRIP_ARGS))
+ else
+ ifneq ($(CONFIG_USE_SSTRIP),)
+ STRIP:=$(STAGING_DIR_HOST)/bin/sstrip
+ endif
+ endif
+ RSTRIP:= \
+ NM="$(TARGET_CROSS)nm" \
+ STRIP="$(STRIP)" \
+ STRIP_KMOD="$(TARGET_CROSS)strip --strip-unneeded -R .comment -R .pdr -R .mdebug.abi32 -R .note.gnu.build-id -R .gnu.attributes -R .reginfo -x" \
+ $(SCRIPT_DIR)/rstrip.sh
+endif
ifeq ($(CONFIG_ENABLE_LOCALE),true)
- DISABLE_NLS:=
+ DISABLE_NLS:=--enable-nls
else
DISABLE_NLS:=--disable-nls
endif
-ifneq ($(CONFIG_LARGEFILE),y)
- DISABLE_LARGEFILE= --disable-largefile
+ifeq ($(CONFIG_IPV6),y)
+ DISABLE_IPV6:=
+else
+ DISABLE_IPV6:=--disable-ipv6
endif
ifeq ($(CONFIG_TAR_VERBOSITY),y)
TAR_OPTIONS:=-xf -
endif
+ifeq ($(CONFIG_BUILD_LOG),y)
+ BUILD_LOG:=1
+endif
+
define shvar
V_$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
endef
export $(call shvar,$(1))
endef
+define include_mk
+$(eval -include $(if $(DUMP),,$(STAGING_DIR)/mk/$(strip $(1))))
+endef
+
+# Execute commands under flock
+# $(1) => The shell expression.
+# $(2) => The lock name. If not given, the global lock will be used.
+define locked
+ SHELL= \
+ $(STAGING_DIR_HOST)/bin/flock \
+ $(TMP_DIR)/.$(if $(2),$(strip $(2)),global).flock \
+ -c '$(subst ','\'',$(1))'
+endef
+
# file extension
ext=$(word $(words $(subst ., ,$(1))),$(subst ., ,$(1)))
FORCE: ;
.PHONY: FORCE
+val.%:
+ @$(if $(filter undefined,$(origin $*)),\
+ echo "$* undefined" >&2, \
+ echo '$(subst ','"'"',$($*))' \
+ )
+
+var.%:
+ @$(if $(filter undefined,$(origin $*)),\
+ echo "$* undefined" >&2, \
+ echo "$*='"'$(subst ','"'\"'\"'"',$($*))'"'" \
+ )
+
endif #__rules_inc