241 lines
7.1 KiB
Makefile
241 lines
7.1 KiB
Makefile
# 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
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# it under the terms of the GNU Library General Public License as
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# published by the Free Software Foundation; either version 2 of the
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# 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
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# 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
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# License along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
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# USA
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TARGETS=
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#############################################################
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#
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# EDIT this stuff to suit your system and preferences
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#
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# Use := when possible to get precomputation, thereby
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# speeding up the build process.
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#
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#############################################################
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# What sortof target system shall we compile this for?
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ARCH:=i386
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#ARCH:=arm
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#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
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# build the old gcc-2.95 based toolchain, or would you prefer
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# a nice and shiny new gcc-3.2.1 toolchain?
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GCC_2_95_TOOLCHAIN:=false
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# Enable this to use the uClibc daily snapshot instead of a released
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# 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...
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USE_UCLIBC_SNAPSHOT:=true
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# Enable this to use the busybox daily snapshot instead of a released
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# version. Daily snapshots may contain new features and bugfixes. Or
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# 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
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WGET:=wget --passive-ftp
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# Optimize toolchain for which type of CPU?
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OPTIMIZE_FOR_CPU=$(ARCH)
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#OPTIMIZE_FOR_CPU=i486
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#OPTIMIZE_FOR_CPU=strongarm
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#OPTIMIZE_FOR_CPU=whatever
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# Any additional gcc options you may want to include....
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EXTRA_GCC_CONFIG_OPTIONS=
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#EXTRA_GCC_CONFIG_OPTIONS=--without-float
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#############################################################
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#
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# The list of stuff to build for the target filesystem
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#
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#############################################################
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# The toolchain comes next if we are building one
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ifeq ($(USE_UCLIBC_TOOLCHAIN),true)
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TARGETS+=uclibc_toolchain
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endif
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# 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
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# kernel you have already configured and you want to use that?
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#TARGETS+=linux
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#TARGETS+=user-mode-linux
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TARGETS+=system-linux
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# The default minimal set
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TARGETS+=busybox tinylogin
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# Openssh...
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#TARGETS+=zlib openssl openssh
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# Everything needed to build a full uClibc development system!
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#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
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# may want some header files so you can compile stuff....
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#TARGETS+=ncurses-headers zlib-headers openssl-headers
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# More development system stuff for those that want it
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#TARGETS+=m4 autoconf automake libtool
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# Some nice debugging tools
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#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
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#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.
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# This is useful for making your own distro within the buildroot
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# process.
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# TARGETS+=customize
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#############################################################
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#
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# Pick your root filesystem type.
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#
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#############################################################
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TARGETS+=ext2root
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# Must mount cramfs with 'ramdisk_blocksize=4096'
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#TARGETS+=cramfsroot
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# You may need to edit make/jffs2root.mk to change target
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# endian-ness or similar, but this is sufficient for most
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# things as-is...
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#TARGETS+=jffs2root
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#############################################################
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#
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# You should probably leave this stuff alone unless you know
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# what you are doing.
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#
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#############################################################
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HOSTCC:=gcc
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BASE_DIR:=${shell pwd}
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SOURCE_DIR:=$(BASE_DIR)/sources
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DL_DIR:=$(SOURCE_DIR)/dl
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PATCH_DIR=$(SOURCE_DIR)/patches
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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
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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/$(ARCH)-uclibc-
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TARGET_CC=$(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 $(HOSTCC) -dumpmachine | sed -e s'/-.*//' \
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-e 's/sparc.*/sparc/' \
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-e 's/arm.*/arm/g' \
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-e 's/m68k.*/m68k/' \
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-e 's/ppc/powerpc/g' \
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-e 's/v850.*/v850/g' \
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-e 's/sh[234]/sh/' \
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-e 's/mips-.*/mips/' \
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-e 's/mipsel-.*/mipsel/' \
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-e 's/cris.*/cris/' \
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)
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GNU_HOST_NAME:=$(HOST_ARCH)-pc-linux-gnu
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TARGET_CONFIGURE_OPTS=PATH=$(TARGET_PATH) \
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AR=$(TARGET_CROSS)ar \
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AS=$(TARGET_CROSS)as \
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LD=$(TARGET_CROSS)ld \
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NM=$(TARGET_CROSS)nm \
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CC=$(TARGET_CROSS)gcc \
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GCC=$(TARGET_CROSS)gcc \
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CXX=$(TARGET_CROSS)g++ \
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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 $(TARGETS) \
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$(TARGETS_CLEAN) $(TARGETS_DIRCLEAN) $(TARGETS_SOURCE)
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include make/*.mk
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#############################################################
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#
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# staging and target directories do NOT list these as
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# dependancies anywhere else
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#
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#############################################################
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$(DL_DIR):
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mkdir $(DL_DIR)
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$(BUILD_DIR):
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mkdir $(BUILD_DIR)
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$(STAGING_DIR):
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rm -rf $(STAGING_DIR)
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mkdir -p $(STAGING_DIR)/lib
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mkdir -p $(STAGING_DIR)/usr/lib
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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 -
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cp -a $(SOURCE_DIR)/target_skeleton/* $(TARGET_DIR)/
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-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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#############################################################
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#
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# Cleanup and misc junk
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#
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#############################################################
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clean: $(TARGETS_CLEAN)
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rm -rf $(TARGET_DIR) $(STAGING_DIR) $(IMAGE)
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dirclean: $(TARGETS_DIRCLEAN)
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rm -rf $(TARGET_DIR) $(STAGING_DIR) $(IMAGE)
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distclean:
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rm -rf $(DL_DIR) $(BUILD_DIR) $(LINUX_KERNEL) $(IMAGE)
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sourceball:
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rm -rf $(BUILD_DIR)
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set -e; \
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cd ..; \
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rm -f buildroot.tar.bz2; \
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tar -cvf buildroot.tar buildroot; \
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bzip2 -9 buildroot.tar; \
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