kumquat-buildroot/Makefile

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Makefile
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# Makefile for a simple busybox/uClibc root filesystem
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#
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# Copyright (C) 2001-2003 Erik Andersen <andersen@codepoet.org>
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# Copyright (C) 2002 by Tim Riker <Tim@Rikers.org>
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#
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# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU Library General Public License as
# published by the Free Software Foundation; either version 2 of the
# License, or (at your option) any later version.
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#
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# 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
# Library General Public License for more details.
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#
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# You should have received a copy of the GNU Library 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
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TARGETS=
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#############################################################
#
# EDIT this stuff to suit your system and preferences
#
# Use := when possible to get precomputation, thereby
# speeding up the build process.
#
#############################################################
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# What sortof target system shall we compile this for?
ARCH:=i386
#ARCH:=arm
#ARCH:=powerpc
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#ARCH:=whatever
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# enable to build a native gcc toolchain with uclibc support
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USE_UCLIBC_TOOLCHAIN:=true
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# If you are building a native gcc toolchain, do you want to
# build the old gcc-2.95 based toolchain, or would you prefer
# a nice and shiny new gcc-3.2.1 toolchain?
GCC_2_95_TOOLCHAIN:=false
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# Enable this to use the uClibc daily snapshot instead of a released
# version. Daily snapshots may contain new features and bugfixes. Or
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# they may not even compile at all, depending on what Erik is doing...
USE_UCLIBC_SNAPSHOT:=true
# Enable this to use the busybox daily snapshot instead of a released
# version. Daily snapshots may contain new features and bugfixes. Or
# they may not even compile at all....
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USE_BUSYBOX_SNAPSHOT:=true
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# Enable large file (files > 2 GB) support
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BUILD_WITH_LARGEFILE:=true
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# Command used to download source code
WGET:=wget --passive-ftp
# Optimize toolchain for which type of CPU?
OPTIMIZE_FOR_CPU=$(ARCH)
#OPTIMIZE_FOR_CPU=i486
#OPTIMIZE_FOR_CPU=strongarm
#OPTIMIZE_FOR_CPU=whatever
# Any additional gcc options you may want to include....
EXTRA_GCC_CONFIG_OPTIONS=
#EXTRA_GCC_CONFIG_OPTIONS=--without-float
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#############################################################
#
# The list of stuff to build for the target filesystem
#
#############################################################
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# The toolchain comes next if we are building one
ifeq ($(USE_UCLIBC_TOOLCHAIN),true)
TARGETS+=uclibc_toolchain
endif
# Do you want user mode Linux (x86 only), or are you building a
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# real kernel # that will run on its own? Perhaps you have a
# kernel you have already configured and you want to use that?
#TARGETS+=linux
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#TARGETS+=user-mode-linux
TARGETS+=system-linux
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# The default minimal set
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TARGETS+=busybox tinylogin
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# Openssh...
#TARGETS+=zlib openssl openssh
# Everything needed to build a full uClibc development system!
#TARGETS+=coreutils findutils bash make diffutils patch sed
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#TARGETS+=ed flex bison file gawk tar grep gcc_target
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# Of course, if you are installing a development system, you
# may want some header files so you can compile stuff....
#TARGETS+=ncurses-headers zlib-headers openssl-headers
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# More development system stuff for those that want it
#TARGETS+=m4 autoconf automake libtool
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# Some nice debugging tools
#TARGETS+=gdb strace
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# The Valgrind debugger (x86 only)
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#TARGETS+=valgrind
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# Some stuff for access points and firewalls
#TARGETS+=iptables hostap wtools dhcp_relay bridge
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#TARGETS+=iproute2 netsnmp
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# Run customize.mk at the very end to add your own special config.
# This is useful for making your own distro within the buildroot
# process.
# TARGETS+=customize
#############################################################
#
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# Pick your root filesystem type.
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#
#############################################################
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TARGETS+=ext2root
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# Must mount cramfs with 'ramdisk_blocksize=4096'
#TARGETS+=cramfsroot
# You may need to edit make/jffs2root.mk to change target
# endian-ness or similar, but this is sufficient for most
# things as-is...
#TARGETS+=jffs2root
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#############################################################
#
# You should probably leave this stuff alone unless you know
# what you are doing.
#
#############################################################
HOSTCC:=gcc
BASE_DIR:=${shell pwd}
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SOURCE_DIR:=$(BASE_DIR)/sources
DL_DIR:=$(SOURCE_DIR)/dl
PATCH_DIR=$(SOURCE_DIR)/patches
BUILD_DIR:=$(BASE_DIR)/build_$(ARCH)
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TARGET_DIR:=$(BUILD_DIR)/root
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STAGING_DIR=$(BUILD_DIR)/staging_dir
TOOL_BUILD_DIR=$(BASE_DIR)/toolchain_build_$(ARCH)
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TARGET_PATH=$(STAGING_DIR)/bin:/bin:/sbin:/usr/bin:/usr/sbin
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TARGET_CROSS=$(STAGING_DIR)/bin/$(ARCH)-uclibc-
TARGET_CC=$(TARGET_CROSS)gcc
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STRIP=$(TARGET_CROSS)strip --remove-section=.comment --remove-section=.note
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#STRIP:=/bin/true
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IMAGE:=$(BASE_DIR)/root_fs
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GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux
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KERNEL_CROSS=$(STAGING_DIR)/bin/$(ARCH)-uclibc-
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HOST_ARCH:=$(shell $(HOSTCC) -dumpmachine | sed -e s'/-.*//' \
-e 's/sparc.*/sparc/' \
-e 's/arm.*/arm/g' \
-e 's/m68k.*/m68k/' \
-e 's/ppc/powerpc/g' \
-e 's/v850.*/v850/g' \
-e 's/sh[234]/sh/' \
-e 's/mips-.*/mips/' \
-e 's/mipsel-.*/mipsel/' \
-e 's/cris.*/cris/' \
)
GNU_HOST_NAME:=$(HOST_ARCH)-pc-linux-gnu
TARGET_CONFIGURE_OPTS=PATH=$(TARGET_PATH) \
AR=$(TARGET_CROSS)ar \
AS=$(TARGET_CROSS)as \
LD=$(TARGET_CROSS)ld \
NM=$(TARGET_CROSS)nm \
CC=$(TARGET_CROSS)gcc \
GCC=$(TARGET_CROSS)gcc \
CXX=$(TARGET_CROSS)g++ \
RANLIB=$(TARGET_CROSS)ranlib
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all: world
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TARGETS_CLEAN:=$(patsubst %,%-clean,$(TARGETS))
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TARGETS_SOURCE:=$(patsubst %,%-source,$(TARGETS))
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TARGETS_DIRCLEAN:=$(patsubst %,%-dirclean,$(TARGETS))
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world: $(DL_DIR) $(BUILD_DIR) $(STAGING_DIR) $(TARGET_DIR) $(TARGETS)
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.PHONY: all world clean dirclean distclean source $(TARGETS) \
$(TARGETS_CLEAN) $(TARGETS_DIRCLEAN) $(TARGETS_SOURCE)
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include make/*.mk
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#############################################################
#
# staging and target directories do NOT list these as
# dependancies anywhere else
#
#############################################################
$(DL_DIR):
mkdir $(DL_DIR)
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$(BUILD_DIR):
mkdir $(BUILD_DIR)
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$(STAGING_DIR):
rm -rf $(STAGING_DIR)
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mkdir -p $(STAGING_DIR)/lib
mkdir -p $(STAGING_DIR)/usr/lib
mkdir -p $(STAGING_DIR)/include
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$(TARGET_DIR):
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rm -rf $(TARGET_DIR)
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zcat $(SOURCE_DIR)/skel.tar.gz | tar -C $(BUILD_DIR) -xf -
cp -a $(SOURCE_DIR)/target_skeleton/* $(TARGET_DIR)/
-find $(TARGET_DIR) -type d -name CVS -exec rm -rf {} \; > /dev/null 2>&1
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source: $(TARGETS_SOURCE)
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#############################################################
#
# Cleanup and misc junk
#
#############################################################
clean: $(TARGETS_CLEAN)
rm -rf $(TARGET_DIR) $(STAGING_DIR) $(IMAGE)
dirclean: $(TARGETS_DIRCLEAN)
rm -rf $(TARGET_DIR) $(STAGING_DIR) $(IMAGE)
distclean:
rm -rf $(DL_DIR) $(BUILD_DIR) $(LINUX_KERNEL) $(IMAGE)
sourceball:
rm -rf $(BUILD_DIR)
set -e; \
cd ..; \
rm -f buildroot.tar.bz2; \
tar -cvf buildroot.tar buildroot; \
bzip2 -9 buildroot.tar; \