mirror of
https://git.busybox.net/buildroot.git
synced 2024-12-30 15:53:27 +08:00
f987b7a541
This also provides a nice up-to-date filestamp if something got reconfigured (e.g. c++ support got toggled) that can be used in the future to depend accordingly.
350 lines
9.6 KiB
Makefile
350 lines
9.6 KiB
Makefile
# Makefile for buildroot2
|
|
#
|
|
# Copyright (C) 1999-2005 by Erik Andersen <andersen@codepoet.org>
|
|
#
|
|
# This program is free software; you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as published by
|
|
# the Free Software Foundation; either version 2 of the License, or
|
|
# (at your option) any later version.
|
|
#
|
|
# This program is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
# General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with this program; if not, write to the Free Software
|
|
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
|
|
#
|
|
|
|
#--------------------------------------------------------------
|
|
# Just run 'make menuconfig', configure stuff, then run 'make'.
|
|
# You shouldn't need to mess with anything beyond this point...
|
|
#--------------------------------------------------------------
|
|
TOPDIR=./
|
|
CONFIG_CONFIG_IN = Config.in
|
|
CONFIG_DEFCONFIG = .defconfig
|
|
CONFIG = package/config
|
|
|
|
noconfig_targets := menuconfig config oldconfig randconfig \
|
|
defconfig allyesconfig allnoconfig release tags \
|
|
source-check
|
|
|
|
# $(shell find . -name *_defconfig |sed 's/.*\///')
|
|
|
|
# Pull in the user's configuration file
|
|
ifeq ($(filter $(noconfig_targets),$(MAKECMDGOALS)),)
|
|
-include $(TOPDIR).config
|
|
endif
|
|
|
|
# To put more focus on warnings, be less verbose as default
|
|
# Use 'make V=1' to see the full commands
|
|
ifdef V
|
|
ifeq ("$(origin V)", "command line")
|
|
KBUILD_VERBOSE = $(V)
|
|
endif
|
|
endif
|
|
ifndef KBUILD_VERBOSE
|
|
KBUILD_VERBOSE = 0
|
|
endif
|
|
|
|
ifeq ($(KBUILD_VERBOSE),1)
|
|
quiet=
|
|
Q =
|
|
else
|
|
quiet=quiet_
|
|
Q = @
|
|
endif
|
|
|
|
CONFIG_SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \
|
|
else if [ -x /bin/bash ]; then echo /bin/bash; \
|
|
else echo sh; fi ; fi)
|
|
|
|
export CONFIG_SHELL quiet Q KBUILD_VERBOSE
|
|
|
|
ifndef HOSTAR
|
|
HOSTAR:=ar
|
|
endif
|
|
ifndef HOSTAS
|
|
HOSTAS:=as
|
|
endif
|
|
ifndef HOSTCC
|
|
HOSTCC:=gcc
|
|
else
|
|
endif
|
|
ifndef HOSTCXX
|
|
HOSTCXX:=g++
|
|
endif
|
|
ifndef HOSTLD
|
|
HOSTLD:=ld
|
|
endif
|
|
HOSTAR:=$(shell $(CONFIG_SHELL) which $(HOSTAR) || type -p $(HOSTAR) || echo ar)
|
|
HOSTAS:=$(shell $(CONFIG_SHELL) which $(HOSTAS) || type -p $(HOSTAS) || echo as)
|
|
HOSTCC:=$(shell $(CONFIG_SHELL) which $(HOSTCC) || type -p $(HOSTCC) || echo gcc)
|
|
HOSTCXX:=$(shell $(CONFIG_SHELL) which $(HOSTCXX) || type -p $(HOSTCXX) || echo g++)
|
|
HOSTLD:=$(shell $(CONFIG_SHELL) which $(HOSTLD) || type -p $(HOSTLD) || echo ld)
|
|
ifndef CFLAGS_FOR_BUILD
|
|
CFLAGS_FOR_BUILD:=-g -O2
|
|
endif
|
|
export HOSTAR HOSTAS HOSTCC HOSTCXX HOSTLD
|
|
|
|
|
|
ifeq ($(strip $(BR2_HAVE_DOT_CONFIG)),y)
|
|
|
|
# cc-option
|
|
# Usage: cflags-y += $(call cc-option, -march=winchip-c6, -march=i586)
|
|
# sets -march=winchip-c6 if supported else falls back to -march=i586
|
|
# without checking the latter.
|
|
cc-option = $(shell if $(TARGET_CC) $(TARGET_CFLAGS) $(1) -S -o /dev/null -xc /dev/null \
|
|
> /dev/null 2>&1; then echo "$(1)"; else echo "$(2)"; fi ;)
|
|
|
|
#############################################################
|
|
#
|
|
# Hide troublesome environment variables from sub processes
|
|
#
|
|
#############################################################
|
|
unexport CROSS_COMPILE
|
|
unexport ARCH
|
|
|
|
#############################################################
|
|
#
|
|
# Setup the proper filename extensions for the host
|
|
#
|
|
##############################################################
|
|
ifneq ($(findstring linux,$(BR2_GNU_BUILD_SUFFIX)),)
|
|
HOST_EXEEXT:=
|
|
HOST_LIBEXT:=.a
|
|
HOST_SHREXT:=.so
|
|
endif
|
|
ifneq ($(findstring apple,$(BR2_GNU_BUILD_SUFFIX)),)
|
|
HOST_EXEEXT:=
|
|
HOST_LIBEXT:=.a
|
|
HOST_SHREXT:=.dylib
|
|
endif
|
|
ifneq ($(findstring cygwin,$(BR2_GNU_BUILD_SUFFIX)),)
|
|
HOST_EXEEXT:=.exe
|
|
HOST_LIBEXT:=.lib
|
|
HOST_SHREXT:=.dll
|
|
endif
|
|
ifneq ($(findstring mingw,$(BR2_GNU_BUILD_SUFFIX)),)
|
|
HOST_EXEEXT:=.exe
|
|
HOST_LIBEXT:=.lib
|
|
HOST_SHREXT:=.dll
|
|
endif
|
|
|
|
# The preferred type of libs we build for the target
|
|
ifeq ($(BR2_PREFER_STATIC_LIB),y)
|
|
LIBTGTEXT=.a
|
|
#PREFERRED_LIB_FLAGS:=--disable-shared --enable-static
|
|
else
|
|
LIBTGTEXT=.so
|
|
#PREFERRED_LIB_FLAGS:=--disable-static --enable-shared
|
|
endif
|
|
PREFERRED_LIB_FLAGS:=--enable-static --enable-shared
|
|
|
|
|
|
#############################################################
|
|
#
|
|
# The list of stuff to build for the target toolchain
|
|
# along with the packages to build for the target.
|
|
#
|
|
##############################################################
|
|
ifeq ($(BR2_TOOLCHAIN_BUILDROOT),y)
|
|
TARGETS:=uclibc-configured binutils gcc uclibc-target-utils
|
|
else
|
|
TARGETS:=uclibc
|
|
endif
|
|
include toolchain/Makefile.in
|
|
include package/Makefile.in
|
|
|
|
#############################################################
|
|
#
|
|
# You should probably leave this stuff alone unless you know
|
|
# what you are doing.
|
|
#
|
|
#############################################################
|
|
|
|
all: world
|
|
|
|
# In this section, we need .config
|
|
include .config.cmd
|
|
|
|
# We also need the various per-package makefiles, which also add
|
|
# each selected package to TARGETS if that package was selected
|
|
# in the .config file.
|
|
include toolchain/*/*.mk
|
|
include package/*/*.mk
|
|
|
|
# target stuff is last so it can override anything else
|
|
include target/Makefile.in
|
|
|
|
TARGETS_CLEAN:=$(patsubst %,%-clean,$(TARGETS))
|
|
TARGETS_SOURCE:=$(patsubst %,%-source,$(TARGETS))
|
|
TARGETS_DIRCLEAN:=$(patsubst %,%-dirclean,$(TARGETS))
|
|
|
|
world: $(DL_DIR) $(BUILD_DIR) $(STAGING_DIR) $(TARGET_DIR) $(TARGETS)
|
|
dirs: $(DL_DIR) $(BUILD_DIR) $(STAGING_DIR)
|
|
|
|
.PHONY: all world dirs clean dirclean distclean source $(TARGETS) \
|
|
$(TARGETS_CLEAN) $(TARGETS_DIRCLEAN) $(TARGETS_SOURCE) \
|
|
$(DL_DIR) $(BUILD_DIR) $(TOOL_BUILD_DIR) $(STAGING_DIR)
|
|
|
|
#############################################################
|
|
#
|
|
# staging and target directories do NOT list these as
|
|
# dependencies anywhere else
|
|
#
|
|
#############################################################
|
|
$(DL_DIR) $(BUILD_DIR) $(TOOL_BUILD_DIR):
|
|
@mkdir -p $@
|
|
|
|
$(STAGING_DIR):
|
|
@mkdir -p $(STAGING_DIR)/bin
|
|
@mkdir -p $(STAGING_DIR)/lib
|
|
ifeq ($(BR2_TOOLCHAIN_SYSROOT),y)
|
|
@mkdir -p $(STAGING_DIR)/usr/lib
|
|
else
|
|
@ln -snf . $(STAGING_DIR)/usr
|
|
@mkdir -p $(STAGING_DIR)/usr/$(REAL_GNU_TARGET_NAME)
|
|
@ln -snf ../lib $(STAGING_DIR)/usr/lib
|
|
@ln -snf ../lib $(STAGING_DIR)/usr/$(REAL_GNU_TARGET_NAME)/lib
|
|
endif
|
|
@mkdir -p $(STAGING_DIR)/usr/include
|
|
|
|
$(TARGET_DIR):
|
|
mkdir -p $(TARGET_DIR)
|
|
if [ -d "$(TARGET_SKELETON)" ] ; then \
|
|
cp -fa $(TARGET_SKELETON)/* $(TARGET_DIR)/; \
|
|
fi;
|
|
touch $(STAGING_DIR)/.fakeroot.00000
|
|
-find $(TARGET_DIR) -type d -name CVS | xargs rm -rf
|
|
-find $(TARGET_DIR) -type d -name .svn | xargs rm -rf
|
|
|
|
source: $(TARGETS_SOURCE) $(HOST_SOURCE)
|
|
|
|
.config.check: dependencies
|
|
$(SED) '/BR2_WGET/s/\"$$/ --spider\"/g' .config
|
|
touch $@
|
|
|
|
_source-check: .config.check
|
|
$(MAKE) source
|
|
|
|
#############################################################
|
|
#
|
|
# Cleanup and misc junk
|
|
#
|
|
#############################################################
|
|
clean: $(TARGETS_CLEAN)
|
|
rm -rf $(STAGING_DIR) $(TARGET_DIR) $(IMAGE)
|
|
|
|
dirclean: $(TARGETS_DIRCLEAN)
|
|
rm -rf $(STAGING_DIR) $(TARGET_DIR) $(IMAGE)
|
|
|
|
distclean:
|
|
ifeq ($(DL_DIR),$(BASE_DIR)/dl)
|
|
rm -rf $(DL_DIR)
|
|
endif
|
|
rm -rf $(BUILD_DIR) $(LINUX_KERNEL) $(IMAGE)
|
|
$(MAKE) -C $(CONFIG) clean
|
|
|
|
sourceball:
|
|
rm -rf $(BUILD_DIR)
|
|
set -e; \
|
|
cd ..; \
|
|
rm -f buildroot.tar.bz2; \
|
|
tar -cvf buildroot.tar buildroot; \
|
|
bzip2 -9 buildroot.tar; \
|
|
|
|
|
|
else # ifeq ($(strip $(BR2_HAVE_DOT_CONFIG)),y)
|
|
|
|
all: menuconfig
|
|
|
|
# configuration
|
|
# ---------------------------------------------------------------------------
|
|
|
|
$(CONFIG)/conf:
|
|
$(MAKE) CC="$(HOSTCC)" HOSTCFLAGS="$(CFLAGS_FOR_BUILD)" MAKECMDGOALS="$(MAKECMDGOALS)" \
|
|
-C $(CONFIG) conf
|
|
-@if [ ! -f .config ] ; then \
|
|
cp $(CONFIG_DEFCONFIG) .config; \
|
|
fi
|
|
$(CONFIG)/mconf:
|
|
$(MAKE) CC="$(HOSTCC)" HOSTCFLAGS="$(CFLAGS_FOR_BUILD)" MAKECMDGOALS="$(MAKECMDGOALS)" \
|
|
-C $(CONFIG) conf mconf
|
|
-@if [ ! -f .config ] ; then \
|
|
cp $(CONFIG_DEFCONFIG) .config; \
|
|
fi
|
|
|
|
menuconfig: $(CONFIG)/mconf
|
|
@-mkdir -p include/config
|
|
@KCONFIG_AUTOCONFIG=include/config/auto.conf \
|
|
KCONFIG_AUTOHEADER=include/autoconf.h \
|
|
$(CONFIG)/mconf $(CONFIG_CONFIG_IN)
|
|
|
|
config: $(CONFIG)/conf
|
|
@-mkdir -p include/config
|
|
@KCONFIG_AUTOCONFIG=include/config/auto.conf \
|
|
KCONFIG_AUTOHEADER=include/autoconf.h \
|
|
$(CONFIG)/conf $(CONFIG_CONFIG_IN)
|
|
|
|
oldconfig: $(CONFIG)/conf
|
|
@-mkdir -p include/config
|
|
@KCONFIG_AUTOCONFIG=include/config/auto.conf \
|
|
KCONFIG_AUTOHEADER=include/autoconf.h \
|
|
$(CONFIG)/conf -o $(CONFIG_CONFIG_IN)
|
|
|
|
randconfig: $(CONFIG)/conf
|
|
@-mkdir -p include/config
|
|
@KCONFIG_AUTOCONFIG=include/config/auto.conf \
|
|
KCONFIG_AUTOHEADER=include/autoconf.h \
|
|
$(CONFIG)/conf -r $(CONFIG_CONFIG_IN)
|
|
|
|
allyesconfig: $(CONFIG)/conf
|
|
cat $(CONFIG_DEFCONFIG) > .config
|
|
@-mkdir -p include/config
|
|
@KCONFIG_AUTOCONFIG=include/config/auto.conf \
|
|
KCONFIG_AUTOHEADER=include/autoconf.h \
|
|
$(CONFIG)/conf -y $(CONFIG_CONFIG_IN)
|
|
#sed -i -e "s/^CONFIG_DEBUG.*/# CONFIG_DEBUG is not set/" .config
|
|
|
|
allnoconfig: $(CONFIG)/conf
|
|
@-mkdir -p include/config
|
|
@KCONFIG_AUTOCONFIG=include/config/auto.conf \
|
|
KCONFIG_AUTOHEADER=include/autoconf.h \
|
|
$(CONFIG)/conf -n $(CONFIG_CONFIG_IN)
|
|
|
|
defconfig: $(CONFIG)/conf
|
|
@-mkdir -p include/config
|
|
@KCONFIG_AUTOCONFIG=include/config/auto.conf \
|
|
KCONFIG_AUTOHEADER=include/autoconf.h \
|
|
$(CONFIG)/conf -d $(CONFIG_CONFIG_IN)
|
|
|
|
# check if download URLs are outdated
|
|
source-check: allyesconfig
|
|
$(MAKE) _source-check
|
|
|
|
#############################################################
|
|
#
|
|
# Cleanup and misc junk
|
|
#
|
|
#############################################################
|
|
clean:
|
|
rm -f .config .config.old .config.cmd .tmpconfig.h
|
|
- $(MAKE) -C $(CONFIG) clean
|
|
|
|
distclean: clean
|
|
rm -rf sources/*
|
|
|
|
endif # ifeq ($(strip $(BR2_HAVE_DOT_CONFIG)),y)
|
|
|
|
%_defconfig: $(CONFIG)/conf
|
|
cp $(shell find ./target/ -name $@) .config
|
|
@$(CONFIG)/conf -o $(CONFIG_CONFIG_IN)
|
|
|
|
|
|
.PHONY: dummy subdirs release distclean clean config oldconfig \
|
|
menuconfig tags check test depend defconfig
|
|
|
|
|