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350 lines
10 KiB
350 lines
10 KiB
#
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# Copyright (C) 2006-2010 OpenWrt.org
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#
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# This is free software, licensed under the GNU General Public License v2.
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# See /LICENSE for more information.
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#
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ifneq ($(__rules_inc),1)
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__rules_inc=1
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ifeq ($(DUMP),)
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-include $(TOPDIR)/.config
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endif
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include $(TOPDIR)/include/debug.mk
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include $(TOPDIR)/include/verbose.mk
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export TMP_DIR:=$(TOPDIR)/tmp
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qstrip=$(strip $(subst ",,$(1)))
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#"))
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empty:=
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space:= $(empty) $(empty)
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comma:=,
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merge=$(subst $(space),,$(1))
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confvar=$(call merge,$(foreach v,$(1),$(if $($(v)),y,n)))
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strip_last=$(patsubst %.$(lastword $(subst .,$(space),$(1))),%,$(1))
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define sep
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endef
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_SINGLE=export MAKEFLAGS=$(space);
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CFLAGS:=
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ARCH:=$(subst i486,i386,$(subst i586,i386,$(subst i686,i386,$(call qstrip,$(CONFIG_ARCH)))))
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ARCH_PACKAGES:=$(call qstrip,$(CONFIG_TARGET_ARCH_PACKAGES))
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BOARD:=$(call qstrip,$(CONFIG_TARGET_BOARD))
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TARGET_OPTIMIZATION:=$(call qstrip,$(CONFIG_TARGET_OPTIMIZATION))
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export EXTRA_OPTIMIZATION:=$(call qstrip,$(CONFIG_EXTRA_OPTIMIZATION))
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TARGET_SUFFIX=$(call qstrip,$(CONFIG_TARGET_SUFFIX))
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BUILD_SUFFIX:=$(call qstrip,$(CONFIG_BUILD_SUFFIX))
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SUBDIR:=$(patsubst $(TOPDIR)/%,%,${CURDIR})
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export SHELL:=/usr/bin/env bash
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OPTIMIZE_FOR_CPU=$(subst i386,i486,$(ARCH))
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ifeq ($(ARCH),powerpc)
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FPIC:=-fPIC
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else
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FPIC:=-fpic
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endif
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HOST_FPIC:=-fPIC
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ARCH_SUFFIX:=$(call qstrip,$(CONFIG_CPU_TYPE))
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GCC_ARCH:=
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ifneq ($(ARCH_SUFFIX),)
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ARCH_SUFFIX:=_$(ARCH_SUFFIX)
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endif
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ifneq ($(filter -march=armv%,$(TARGET_OPTIMIZATION)),)
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GCC_ARCH:=$(patsubst -march=%,%,$(filter -march=armv%,$(TARGET_OPTIMIZATION)))
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endif
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ifdef CONFIG_HAS_SPE_FPU
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TARGET_SUFFIX:=$(TARGET_SUFFIX)spe
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endif
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ifdef CONFIG_MIPS64_ABI
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ifneq ($(CONFIG_MIPS64_ABI_O32),y)
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ARCH_SUFFIX:=$(ARCH_SUFFIX)_$(call qstrip,$(CONFIG_MIPS64_ABI))
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endif
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endif
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DL_DIR:=$(if $(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(call qstrip,$(CONFIG_DOWNLOAD_FOLDER)),$(TOPDIR)/dl)
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BIN_DIR:=$(if $(call qstrip,$(CONFIG_BINARY_FOLDER)),$(call qstrip,$(CONFIG_BINARY_FOLDER)),$(TOPDIR)/bin/$(BOARD))
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INCLUDE_DIR:=$(TOPDIR)/include
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SCRIPT_DIR:=$(TOPDIR)/scripts
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BUILD_DIR_BASE:=$(TOPDIR)/build_dir
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BUILD_DIR_HOST:=$(BUILD_DIR_BASE)/host
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STAGING_DIR_HOST:=$(TOPDIR)/staging_dir/host
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ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
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GCCV:=$(call qstrip,$(CONFIG_GCC_VERSION))
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LIBC:=$(call qstrip,$(CONFIG_LIBC))
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LIBCV:=$(call qstrip,$(CONFIG_LIBC_VERSION))
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REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-openwrt-linux$(if $(TARGET_SUFFIX),-$(TARGET_SUFFIX))
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GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-openwrt-linux
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DIR_SUFFIX:=_$(LIBC)-$(LIBCV)$(if $(CONFIG_arm),_eabi)
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BIN_DIR:=$(BIN_DIR)$(if $(CONFIG_USE_UCLIBC),,-$(LIBC))
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TARGET_DIR_NAME = target-$(ARCH)$(ARCH_SUFFIX)$(DIR_SUFFIX)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
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TOOLCHAIN_DIR_NAME = toolchain-$(ARCH)$(ARCH_SUFFIX)_gcc-$(GCCV)$(DIR_SUFFIX)
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else
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ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
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GNU_TARGET_NAME=$(call qstrip,$(CONFIG_TARGET_NAME))
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else
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GNU_TARGET_NAME=$(shell gcc -dumpmachine)
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endif
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REAL_GNU_TARGET_NAME=$(GNU_TARGET_NAME)
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TARGET_DIR_NAME:=target-$(GNU_TARGET_NAME)$(if $(BUILD_SUFFIX),_$(BUILD_SUFFIX))
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TOOLCHAIN_DIR_NAME:=toolchain-$(GNU_TARGET_NAME)
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endif
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PACKAGE_DIR:=$(BIN_DIR)/packages
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BUILD_DIR:=$(BUILD_DIR_BASE)/$(TARGET_DIR_NAME)
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STAGING_DIR:=$(TOPDIR)/staging_dir/$(TARGET_DIR_NAME)
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BUILD_DIR_TOOLCHAIN:=$(BUILD_DIR_BASE)/$(TOOLCHAIN_DIR_NAME)
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TOOLCHAIN_DIR:=$(TOPDIR)/staging_dir/$(TOOLCHAIN_DIR_NAME)
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STAMP_DIR:=$(BUILD_DIR)/stamp
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STAMP_DIR_HOST=$(BUILD_DIR_HOST)/stamp
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TARGET_ROOTFS_DIR?=$(if $(call qstrip,$(CONFIG_TARGET_ROOTFS_DIR)),$(call qstrip,$(CONFIG_TARGET_ROOTFS_DIR)),$(BUILD_DIR))
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TARGET_DIR:=$(TARGET_ROOTFS_DIR)/root-$(BOARD)
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STAGING_DIR_ROOT:=$(STAGING_DIR)/root-$(BOARD)
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BUILD_LOG_DIR:=$(TOPDIR)/logs
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PKG_INFO_DIR := $(STAGING_DIR)/pkginfo
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TARGET_PATH:=$(STAGING_DIR_HOST)/bin:$(subst $(space),:,$(filter-out .,$(filter-out ./,$(subst :,$(space),$(PATH)))))
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TARGET_CFLAGS:=$(TARGET_OPTIMIZATION)$(if $(CONFIG_DEBUG), -g3) $(EXTRA_OPTIMIZATION)
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TARGET_CXXFLAGS = $(TARGET_CFLAGS)
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TARGET_ASFLAGS_DEFAULT = $(TARGET_CFLAGS)
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TARGET_ASFLAGS = $(TARGET_ASFLAGS_DEFAULT)
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TARGET_CPPFLAGS:=-I$(STAGING_DIR)/usr/include -I$(STAGING_DIR)/include
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TARGET_LDFLAGS:=-L$(STAGING_DIR)/usr/lib -L$(STAGING_DIR)/lib
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ifneq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
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LIBGCC_S_PATH=$(realpath $(wildcard $(call qstrip,$(CONFIG_LIBGCC_ROOT_DIR))/$(call qstrip,$(CONFIG_LIBGCC_FILE_SPEC))))
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LIBGCC_S=$(if $(LIBGCC_S_PATH),-L$(dir $(LIBGCC_S_PATH)) -lgcc_s)
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LIBGCC_A=$(realpath $(lastword $(wildcard $(dir $(LIBGCC_S_PATH))/gcc/*/*/libgcc.a)))
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else
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LIBGCC_A=$(lastword $(wildcard $(TOOLCHAIN_DIR)/lib/gcc/*/*/libgcc.a))
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LIBGCC_S=$(if $(wildcard $(TOOLCHAIN_DIR)/lib/libgcc_s.so),-L$(TOOLCHAIN_DIR)/lib -lgcc_s,$(LIBGCC_A))
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endif
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LIBRPC=-lrpc
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LIBRPC_DEPENDS=+librpc
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ifeq ($(CONFIG_ARCH_64BIT),y)
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LIB_SUFFIX:=64
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endif
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ifndef DUMP
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ifeq ($(CONFIG_EXTERNAL_TOOLCHAIN),)
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-include $(TOOLCHAIN_DIR)/info.mk
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export GCC_HONOUR_COPTS:=0
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TARGET_CROSS:=$(if $(TARGET_CROSS),$(TARGET_CROSS),$(OPTIMIZE_FOR_CPU)-openwrt-linux$(if $(TARGET_SUFFIX),-$(TARGET_SUFFIX))-)
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TARGET_CFLAGS+= -fhonour-copts $(if $(CONFIG_GCC_VERSION_4_4)$(CONFIG_GCC_VERSION_4_5),,-Wno-error=unused-but-set-variable)
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TARGET_CPPFLAGS+= -I$(TOOLCHAIN_DIR)/usr/include -I$(TOOLCHAIN_DIR)/include
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TARGET_LDFLAGS+= -L$(TOOLCHAIN_DIR)/usr/lib -L$(TOOLCHAIN_DIR)/lib
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TARGET_PATH:=$(TOOLCHAIN_DIR)/bin:$(TARGET_PATH)
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else
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ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
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TARGET_CROSS:=$(call qstrip,$(CONFIG_TOOLCHAIN_PREFIX))
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TOOLCHAIN_ROOT_DIR:=$(call qstrip,$(CONFIG_TOOLCHAIN_ROOT))
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TOOLCHAIN_BIN_DIRS:=$(patsubst ./%,$(TOOLCHAIN_ROOT_DIR)/%,$(call qstrip,$(CONFIG_TOOLCHAIN_BIN_PATH)))
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TOOLCHAIN_INC_DIRS:=$(patsubst ./%,$(TOOLCHAIN_ROOT_DIR)/%,$(call qstrip,$(CONFIG_TOOLCHAIN_INC_PATH)))
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TOOLCHAIN_LIB_DIRS:=$(patsubst ./%,$(TOOLCHAIN_ROOT_DIR)/%,$(call qstrip,$(CONFIG_TOOLCHAIN_LIB_PATH)))
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ifneq ($(TOOLCHAIN_BIN_DIRS),)
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TARGET_PATH:=$(subst $(space),:,$(TOOLCHAIN_BIN_DIRS)):$(TARGET_PATH)
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endif
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ifneq ($(TOOLCHAIN_INC_DIRS),)
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TARGET_CPPFLAGS+= $(patsubst %,-I%,$(TOOLCHAIN_INC_DIRS))
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endif
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ifneq ($(TOOLCHAIN_LIB_DIRS),)
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TARGET_LDFLAGS+= $(patsubst %,-L%,$(TOOLCHAIN_LIB_DIRS))
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endif
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TARGET_PATH:=$(TOOLCHAIN_DIR)/bin:$(TARGET_PATH)
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endif
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endif
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endif
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TARGET_PATH_PKG:=$(STAGING_DIR)/host/bin:$(TARGET_PATH)
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ifeq ($(CONFIG_SOFT_FLOAT),y)
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SOFT_FLOAT_CONFIG_OPTION:=--with-float=soft
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ifeq ($(CONFIG_arm),y)
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TARGET_CFLAGS+= -mfloat-abi=soft
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else
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TARGET_CFLAGS+= -msoft-float
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endif
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else
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SOFT_FLOAT_CONFIG_OPTION:=
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ifeq ($(CONFIG_arm),y)
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TARGET_CFLAGS+= -mfloat-abi=hard
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endif
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endif
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export PATH:=$(TARGET_PATH)
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export STAGING_DIR
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export SH_FUNC:=. $(INCLUDE_DIR)/shell.sh;
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PKG_CONFIG:=$(STAGING_DIR_HOST)/bin/pkg-config
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export PKG_CONFIG
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HOSTCC:=gcc
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HOSTCXX:=g++
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HOST_CPPFLAGS:=-I$(STAGING_DIR_HOST)/include -I$(STAGING_DIR_HOST)/usr/include
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HOST_CFLAGS:=-O2 $(HOST_CPPFLAGS)
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HOST_LDFLAGS:=-L$(STAGING_DIR_HOST)/lib -L$(STAGING_DIR_HOST)/usr/lib
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ifeq ($(CONFIG_GCC_VERSION_4_4)$(CONFIG_GCC_VERSION_4_6)$(CONFIG_EXTERNAL_TOOLCHAIN),)
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TARGET_AR:=$(TARGET_CROSS)gcc-ar
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TARGET_RANLIB:=$(TARGET_CROSS)gcc-ranlib
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TARGET_NM:=$(TARGET_CROSS)gcc-nm
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else
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TARGET_AR:=$(TARGET_CROSS)ar
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TARGET_RANLIB:=$(TARGET_CROSS)ranlib
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TARGET_NM:=$(TARGET_CROSS)nm
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endif
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TARGET_CC:=$(TARGET_CROSS)gcc
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TARGET_CXX:=$(TARGET_CROSS)g++
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KPATCH:=$(SCRIPT_DIR)/patch-kernel.sh
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SED:=$(STAGING_DIR_HOST)/bin/sed -i -e
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CP:=cp -fpR
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LN:=ln -sf
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XARGS:=xargs -r
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BASH:=bash
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TAR:=tar
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FIND:=find
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PATCH:=patch
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PYTHON:=python
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INSTALL_BIN:=install -m0755
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INSTALL_DIR:=install -d -m0755
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INSTALL_DATA:=install -m0644
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INSTALL_CONF:=install -m0600
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TARGET_CC_NOCACHE:=$(TARGET_CC)
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TARGET_CXX_NOCACHE:=$(TARGET_CXX)
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HOSTCC_NOCACHE:=$(HOSTCC)
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HOSTCXX_NOCACHE:=$(HOSTCXX)
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export TARGET_CC_NOCACHE
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export TARGET_CXX_NOCACHE
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export HOSTCC_NOCACHE
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ifneq ($(CONFIG_CCACHE),)
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TARGET_CC:= ccache_cc
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TARGET_CXX:= ccache_cxx
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HOSTCC:= ccache $(HOSTCC)
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HOSTCXX:= ccache $(HOSTCXX)
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endif
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TARGET_CONFIGURE_OPTS = \
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AR="$(TARGET_AR)" \
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AS="$(TARGET_CC) -c $(TARGET_ASFLAGS)" \
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LD=$(TARGET_CROSS)ld \
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NM="$(TARGET_NM)" \
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CC="$(TARGET_CC)" \
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GCC="$(TARGET_CC)" \
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CXX="$(TARGET_CXX)" \
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RANLIB="$(TARGET_RANLIB)" \
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STRIP=$(TARGET_CROSS)strip \
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OBJCOPY=$(TARGET_CROSS)objcopy \
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OBJDUMP=$(TARGET_CROSS)objdump \
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SIZE=$(TARGET_CROSS)size
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# strip an entire directory
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ifneq ($(CONFIG_NO_STRIP),)
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RSTRIP:=:
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STRIP:=:
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else
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ifneq ($(CONFIG_USE_STRIP),)
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STRIP:=$(TARGET_CROSS)strip $(call qstrip,$(CONFIG_STRIP_ARGS))
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else
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ifneq ($(CONFIG_USE_SSTRIP),)
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STRIP:=$(STAGING_DIR_HOST)/bin/sstrip
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endif
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endif
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RSTRIP:= \
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export CROSS="$(TARGET_CROSS)" \
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$(if $(CONFIG_KERNEL_KALLSYMS),NO_RENAME=1) \
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$(if $(CONFIG_KERNEL_PROFILING),KEEP_SYMBOLS=1); \
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NM="$(TARGET_CROSS)nm" \
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STRIP="$(STRIP)" \
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STRIP_KMOD="$(SCRIPT_DIR)/strip-kmod.sh" \
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PATCHELF="$(STAGING_DIR_HOST)/bin/patchelf" \
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$(SCRIPT_DIR)/rstrip.sh
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endif
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ifeq ($(CONFIG_IPV6),y)
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DISABLE_IPV6:=
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else
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DISABLE_IPV6:=--disable-ipv6
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endif
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TAR_OPTIONS:=-xf -
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ifeq ($(CONFIG_BUILD_LOG),y)
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BUILD_LOG:=1
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endif
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export BISON_PKGDATADIR:=$(STAGING_DIR_HOST)/share/bison
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export M4:=$(STAGING_DIR_HOST)/bin/m4
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define shvar
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V_$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
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endef
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define shexport
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export $(call shvar,$(1))=$$(call $(1))
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endef
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define include_mk
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$(eval -include $(if $(DUMP),,$(STAGING_DIR)/mk/$(strip $(1))))
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endef
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# Execute commands under flock
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# $(1) => The shell expression.
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# $(2) => The lock name. If not given, the global lock will be used.
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define locked
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SHELL= \
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$(STAGING_DIR_HOST)/bin/flock \
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$(TMP_DIR)/.$(if $(2),$(strip $(2)),global).flock \
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-c '$(subst ','\'',$(1))'
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endef
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# Recursively copy paths into another directory, purge dangling
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# symlinks before.
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# $(1) => File glob expression
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# $(2) => Destination directory
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define file_copy
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for src_dir in $(sort $(foreach d,$(wildcard $(1)),$(dir $(d)))); do \
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( cd $$src_dir; find -type f -or -type d ) | \
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( cd $(2); while :; do \
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read FILE; \
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[ -z "$$FILE" ] && break; \
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[ -L "$$FILE" ] || continue; \
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echo "Removing symlink $(2)/$$FILE"; \
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rm -f "$$FILE"; \
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done; ); \
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done; \
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$(CP) $(1) $(2)
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endef
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# file extension
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ext=$(word $(words $(subst ., ,$(1))),$(subst ., ,$(1)))
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all:
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FORCE: ;
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.PHONY: FORCE
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val.%:
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@$(if $(filter undefined,$(origin $*)),\
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echo "$* undefined" >&2, \
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echo '$(subst ','"'"',$($*))' \
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)
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var.%:
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@$(if $(filter undefined,$(origin $*)),\
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echo "$* undefined" >&2, \
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echo "$*='"'$(subst ','"'\"'\"'"',$($*))'"'" \
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)
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endif #__rules_inc
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