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https://github.com/openwrt/openwrt.git
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159 lines
3.9 KiB
Makefile
159 lines
3.9 KiB
Makefile
#
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# Copyright (C) 2006 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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-include $(TOPDIR)/.config
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include $(TOPDIR)/include/verbose.mk
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export SHELL=/usr/bin/env bash -c '. $(TOPDIR)/include/shell.sh; eval "$$2"' --
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ARCH:=$(strip $(subst ",, $(CONFIG_ARCH)))
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TARGET_OPTIMIZATION:=$(strip $(subst ",, $(CONFIG_TARGET_OPTIMIZATION)))
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WGET:=$(strip $(subst ",, $(CONFIG_WGET)))
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#"))"))")) # fix vim's broken syntax highlighting
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OPTIMIZE_FOR_CPU:=$(ARCH)
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# DIRECTORIES #
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DL_DIR:=$(TOPDIR)/dl
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INCLUDE_DIR:=$(TOPDIR)/include
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SCRIPT_DIR:=$(TOPDIR)/scripts
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TOOL_BUILD_DIR:=$(TOPDIR)/tool_build
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TOOLCHAIN_BUILD_DIR:=$(TOPDIR)/toolchain_build_$(ARCH)
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STAGING_DIR:=$(TOPDIR)/staging_dir_$(ARCH)
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BIN_DIR:=$(TOPDIR)/bin
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PACKAGE_DIR:=$(BIN_DIR)/packages
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IPKG_TARGET_DIR:=$(PACKAGE_DIR)
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BUILD_DIR:=$(TOPDIR)/build_$(ARCH)
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TMP_DIR:=$(TOPDIR)/tmp
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STAMP_DIR:=$(BUILD_DIR)/stamp
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TARGET_DIR:=$(BUILD_DIR)/root
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IPKG_STATE_DIR:=$(TARGET_DIR)/usr/lib/ipkg
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ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
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REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux-uclibc
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GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux
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TARGET_CROSS:=$(OPTIMIZE_FOR_CPU)-linux-uclibc-
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endif
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IMAGE:=$(BUILD_DIR)/root_fs_$(ARCH)
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TARGET_PATH:=$(STAGING_DIR)/usr/sbin:$(STAGING_DIR)/usr/bin:$(STAGING_DIR)/bin:$(PATH)
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TARGET_CFLAGS:=$(TARGET_OPTIMIZATION)
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export PATH:=$(TARGET_PATH)
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LINUX_DIR:=$(BUILD_DIR)/linux
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LINUX_HEADERS_DIR:=$(TOOLCHAIN_BUILD_DIR)/linux
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# APPLICATIONS #
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HOSTCC:=gcc
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TARGET_CC:=$(TARGET_CROSS)gcc
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STRIP:=$(STAGING_DIR)/bin/sstrip
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PATCH:=$(SCRIPT_DIR)/patch-kernel.sh
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SED:=$(STAGING_DIR)/bin/sed -i -e
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CP:=cp -fpR
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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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ifneq ($(CONFIG_CCACHE),)
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# FIXME: move this variable to a better location
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export CCACHE_DIR=$(STAGING_DIR)/ccache
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TARGET_CC:= ccache $(TARGET_CC)
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endif
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EXTRA_CPPFLAGS := -I$(STAGING_DIR)/usr/include -I$(STAGING_DIR)/include
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EXTRA_CFLAGS := $(EXTRA_CPPFLAGS)
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EXTRA_LDFLAGS := -L$(STAGING_DIR)/usr/lib -L$(STAGING_DIR)/lib
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TARGET_CONFIGURE_OPTS:= \
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AR=$(TARGET_CROSS)ar \
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AS="$(TARGET_CC) -c $(TARGET_CFLAGS)" \
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LD=$(TARGET_CROSS)ld \
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NM=$(TARGET_CROSS)nm \
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CC="$(TARGET_CC)" \
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GCC="$(TARGET_CC)" \
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CXX=$(TARGET_CROSS)g++ \
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RANLIB=$(TARGET_CROSS)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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# strip an entire directory
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RSTRIP:= \
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NM="$(TARGET_CROSS)nm" \
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STRIP="$(STRIP)" \
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STRIP_KMOD="$(TARGET_CROSS)strip --strip-unneeded --remove-section=.comment" \
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$(SCRIPT_DIR)/rstrip.sh
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# where to build (and put) .ipk packages
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IPKG:= \
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PATH="$(STAGING_DIR)/bin:$(PATH)" \
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IPKG_TMP=$(BUILD_DIR)/tmp \
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IPKG_INSTROOT=$(TARGET_DIR) \
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IPKG_CONF_DIR=$(STAGING_DIR)/etc \
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IPKG_OFFLINE_ROOT=$(BUILD_DIR)/root \
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$(SCRIPT_DIR)/ipkg -force-defaults -force-depends
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# invoke ipkg-build with some default options
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IPKG_BUILD:= \
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ipkg-build -c -o 0 -g 0
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ifeq ($(CONFIG_ENABLE_LOCALE),true)
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DISABLE_NLS:=
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else
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DISABLE_NLS:=--disable-nls
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endif
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ifneq ($(CONFIG_LARGEFILE),y)
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DISABLE_LARGEFILE= --disable-largefile
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endif
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ifeq ($(CONFIG_TAR_VERBOSITY),y)
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TAR_OPTIONS:=-xvf -
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else
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TAR_OPTIONS:=-xf -
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endif
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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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$(call shvar,$(1))=$$(call $(1))
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export $(call shvar,$(1))
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endef
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# Default targets for subdirectory calls
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# Parameters:
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# 1: dependencies for the prepare step
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define default_subtargets
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%-download: FORCE
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$$(MAKE) -C $$(patsubst %-download,%,$$@) download
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%-prepare: $(1) FORCE
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$$(MAKE) -C $$(patsubst %-prepare,%,$$@) prepare
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%-compile: %-prepare
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$$(MAKE) -C $$(patsubst %-compile,%,$$@) compile
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%-install: %-compile
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$$(MAKE) -C $$(patsubst %-install,%,$$@) install
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%-clean: FORCE
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@$$(MAKE) -C $$(patsubst %-clean,%,$$@) clean
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endef
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all:
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FORCE: ;
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.PHONY: FORCE
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%: ;
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