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#
# Copyright (C) 2006 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
#
-include $(TOPDIR)/.config
include $(TOPDIR)/include/verbose.mk
export SHELL=/usr/bin/env bash -c '. $(TOPDIR)/include/shell.sh; eval "$$2"' --
ARCH:=$(strip $(subst ",, $(CONFIG_ARCH)))
TARGET_OPTIMIZATION:=$(strip $(subst ",, $(CONFIG_TARGET_OPTIMIZATION)))
WGET:=$(strip $(subst ",, $(CONFIG_WGET)))
#"))"))")) # fix vim's broken syntax highlighting
OPTIMIZE_FOR_CPU:=$(ARCH)
# DIRECTORIES #
DL_DIR:=$(TOPDIR)/dl
INCLUDE_DIR:=$(TOPDIR)/include
SCRIPT_DIR:=$(TOPDIR)/scripts
TOOL_BUILD_DIR:=$(TOPDIR)/tool_build
TOOLCHAIN_BUILD_DIR:=$(TOPDIR)/toolchain_build_$(ARCH)
STAGING_DIR:=$(TOPDIR)/staging_dir_$(ARCH)
BIN_DIR:=$(TOPDIR)/bin
PACKAGE_DIR:=$(BIN_DIR)/packages
IPKG_TARGET_DIR:=$(PACKAGE_DIR)
BUILD_DIR:=$(TOPDIR)/build_$(ARCH)
TMP_DIR:=$(TOPDIR)/tmp
STAMP_DIR:=$(BUILD_DIR)/stamp
TARGET_DIR:=$(BUILD_DIR)/root
IPKG_STATE_DIR:=$(TARGET_DIR)/usr/lib/ipkg
ifeq ($(CONFIG_NATIVE_TOOLCHAIN),)
REAL_GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux-uclibc
GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux
TARGET_CROSS:=$(OPTIMIZE_FOR_CPU)-linux-uclibc-
endif
IMAGE:=$(BUILD_DIR)/root_fs_$(ARCH)
TARGET_PATH:=$(STAGING_DIR)/usr/sbin:$(STAGING_DIR)/usr/bin:$(STAGING_DIR)/bin:$(PATH)
TARGET_CFLAGS:=$(TARGET_OPTIMIZATION)
export PATH:=$(TARGET_PATH)
LINUX_DIR:=$(BUILD_DIR)/linux
LINUX_HEADERS_DIR:=$(TOOLCHAIN_BUILD_DIR)/linux
# APPLICATIONS #
HOSTCC:=gcc
TARGET_CC:=$(TARGET_CROSS)gcc
STRIP:=$(STAGING_DIR)/bin/sstrip
PATCH:=$(SCRIPT_DIR)/patch-kernel.sh
SED:=$(STAGING_DIR)/bin/sed -i -e
CP:=cp -fpR
INSTALL_BIN:=install -m0755
INSTALL_DIR:=install -d -m0755
INSTALL_DATA:=install -m0644
ifneq ($(CONFIG_CCACHE),)
# FIXME: move this variable to a better location
export CCACHE_DIR=$(STAGING_DIR)/ccache
TARGET_CC:= ccache $(TARGET_CC)
endif
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++ \
RANLIB=$(TARGET_CROSS)ranlib \
STRIP=$(TARGET_CROSS)strip
# strip an entire directory
RSTRIP:= \
STRIP="$(STRIP)" \
STRIP_KMOD="$(TARGET_CROSS)strip --strip-unneeded --remove-section=.comment" \
$(SCRIPT_DIR)/rstrip.sh
# where to build (and put) .ipk packages
IPKG:= \
PATH="$(STAGING_DIR)/bin:$(PATH)" \
IPKG_TMP=$(BUILD_DIR)/tmp \
IPKG_INSTROOT=$(TARGET_DIR) \
IPKG_CONF_DIR=$(STAGING_DIR)/etc \
IPKG_OFFLINE_ROOT=$(BUILD_DIR)/root \
$(SCRIPT_DIR)/ipkg -force-defaults -force-depends
# invoke ipkg-build with some default options
IPKG_BUILD:= \
ipkg-build -c -o 0 -g 0
ifeq ($(CONFIG_ENABLE_LOCALE),true)
DISABLE_NLS:=
else
DISABLE_NLS:=--disable-nls
endif
ifneq ($(CONFIG_LARGEFILE),y)
DISABLE_LARGEFILE= --disable-largefile
endif
ifeq ($(CONFIG_TAR_VERBOSITY),y)
TAR_OPTIONS:=-xvf -
else
TAR_OPTIONS:=-xf -
endif
define shvar
V_$(subst .,_,$(subst -,_,$(subst /,_,$(1))))
endef
define shexport
$(call shvar,$(1))=$$(call $(1))
export $(call shvar,$(1))
endef
all:
FORCE: ;
.PHONY: FORCE
%: ;
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