| # Makefile for a simple busybox/uClibc root filesystem |
| # |
| # Copyright (C) 2001-2003 Erik Andersen <andersen@codepoet.org> |
| # Copyright (C) 2002 by Tim Riker <Tim@Rikers.org> |
| # |
| # 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. |
| # |
| # 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. |
| # |
| # 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 |
| |
| |
| ############################################################# |
| # |
| # EDIT this stuff to suit your system and preferences |
| # |
| # Use := when possible to get precomputation, thereby |
| # speeding up the build process. |
| # |
| ############################################################# |
| |
| # What sortof target system shall we compile this for? |
| ARCH:=i386 |
| #ARCH:=arm |
| #ARCH:=powerpc |
| #ARCH:=whatever |
| |
| # enable to build a native gcc toolchain with uclibc support |
| USE_UCLIBC_TOOLCHAIN:=true |
| |
| # 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 |
| |
| # Enable this to use the uClibc daily snapshot instead of a released |
| # version. Daily snapshots may contain new features and bugfixes. Or |
| # 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.... |
| USE_BUSYBOX_SNAPSHOT:=true |
| |
| # Enable large file (files > 2 GB) support |
| BUILD_WITH_LARGEFILE:=true |
| |
| # Command used to download source code |
| WGET:=wget --passive-ftp |
| |
| # Optimize toolchain for which type of CPU? |
| OPTIMIZE_FOR_CPU=$(ARCH) |
| #OPTIMIZE_FOR_CPU=i486 |
| #OPTIMIZE_FOR_CPU=strongarm |
| #OPTIMIZE_FOR_CPU=whatever |
| |
| # Any additional gcc options you may want to include.... |
| EXTRA_GCC_CONFIG_OPTIONS= |
| #EXTRA_GCC_CONFIG_OPTIONS=--without-float |
| |
| # Enable the following if you want locale/gettext/i18n support. |
| #ENABLE_LOCALE:=true |
| ENABLE_LOCALE:=false |
| |
| # If you want multilib enabled, enable this... |
| MULTILIB:=--enable-multilib |
| |
| #Install libstdc++? |
| INSTALL_LIBSTDCPP=true |
| |
| ############################################################# |
| # |
| # The list of stuff to build for the target filesystem |
| # |
| ############################################################# |
| TARGETS:= |
| # The toolchain comes next if we are building one |
| ifeq ($(USE_UCLIBC_TOOLCHAIN),true) |
| ifeq ($(GCC_2_95_TOOLCHAIN),true) |
| TARGETS+=binutils uclibc-configured gcc2_95 |
| else |
| TARGETS+=binutils uclibc-configured gcc3_3 |
| endif |
| else |
| TARGETS+=uclibc |
| endif |
| |
| # Do you want user mode Linux (x86 only), or are you building a |
| # your own kernel that will run on its own? Perhaps you have a |
| # kernel you have already configured and you want to use that? |
| # The default is to just use a set of known working kernel |
| # headers. Unless you want to build a kernel, I recommend just |
| # using that... |
| TARGETS+=kernel-headers |
| #TARGETS+=linux |
| #TARGETS+=user-mode-linux |
| #TARGETS+=system-linux |
| |
| # The default minimal set |
| TARGETS+=busybox tinylogin |
| |
| # Openssh... |
| #TARGETS+=zlib openssl openssh |
| # Dropbear sshd is much smaller than openssl + openssh |
| #TARGETS+=dropbear_sshd |
| |
| # Everything needed to build a full uClibc development system! |
| #TARGETS+=coreutils findutils bash make diffutils patch sed |
| #TARGETS+=ed flex bison file gawk tar grep |
| |
| #If you want a development system, you probably want gcc built |
| # with uClibc so it can run within your dev system... |
| #TARGETS+=gcc2_95_target |
| TARGETS+=gcc3_3_target |
| |
| # 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 |
| |
| # More development system stuff for those that want it |
| #TARGETS+=m4 autoconf automake libtool |
| |
| # Perl |
| #TARGETS+=perl |
| |
| # Some nice debugging tools |
| #TARGETS+=gdb strace |
| |
| # The Valgrind debugger (x86 only) |
| #TARGETS+=valgrind |
| |
| # Some stuff for access points and firewalls |
| #TARGETS+=iptables hostap wtools dhcp_relay bridge |
| #TARGETS+=iproute2 netsnmp |
| |
| # 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 |
| |
| ############################################################# |
| # |
| # Pick your root filesystem type. |
| # |
| ############################################################# |
| TARGETS+=ext2root |
| |
| # 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 |
| |
| ############################################################# |
| # |
| # You should probably leave this stuff alone unless you know |
| # what you are doing. |
| # |
| ############################################################# |
| HOSTCC:=gcc |
| BASE_DIR:=${shell pwd} |
| SOURCE_DIR:=$(BASE_DIR)/sources |
| DL_DIR:=$(SOURCE_DIR)/dl |
| PATCH_DIR=$(SOURCE_DIR)/patches |
| BUILD_DIR:=$(BASE_DIR)/build_$(ARCH) |
| TARGET_DIR:=$(BUILD_DIR)/root |
| STAGING_DIR=$(BUILD_DIR)/staging_dir |
| TOOL_BUILD_DIR=$(BASE_DIR)/toolchain_build_$(ARCH) |
| TARGET_PATH=$(STAGING_DIR)/bin:/bin:/sbin:/usr/bin:/usr/sbin |
| TARGET_CROSS=$(STAGING_DIR)/bin/$(ARCH)-uclibc- |
| TARGET_CC=$(TARGET_CROSS)gcc |
| STRIP=$(TARGET_CROSS)strip --remove-section=.comment --remove-section=.note |
| #STRIP:=/bin/true |
| IMAGE:=$(BASE_DIR)/root_fs_$(ARCH) |
| GNU_TARGET_NAME=$(OPTIMIZE_FOR_CPU)-linux |
| KERNEL_CROSS=$(STAGING_DIR)/bin/$(ARCH)-uclibc- |
| HOST_ARCH:=$(shell $(HOSTCC) -dumpmachine | sed -e s'/-.*//' \ |
| -e 's/sparc.*/sparc/' \ |
| -e 's/arm.*/arm/g' \ |
| -e 's/m68k.*/m68k/' \ |
| -e 's/ppc/powerpc/g' \ |
| -e 's/v850.*/v850/g' \ |
| -e 's/sh[234]/sh/' \ |
| -e 's/mips-.*/mips/' \ |
| -e 's/mipsel-.*/mipsel/' \ |
| -e 's/cris.*/cris/' \ |
| -e 's/i[3-9]86/i386/' \ |
| ) |
| GNU_HOST_NAME:=$(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=$(TARGET_CROSS)ranlib |
| #Directory in which to build the toolchain |
| TOOL_BUILD_DIR=$(BASE_DIR)/toolchain_build_$(ARCH) |
| ifeq ($(ENABLE_LOCALE),true) |
| DISABLE_NLS:= |
| else |
| DISABLE_NLS:=--disable-nls |
| endif |
| |
| |
| all: world |
| |
| 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) |
| |
| .PHONY: all world clean dirclean distclean source $(TARGETS) \ |
| $(TARGETS_CLEAN) $(TARGETS_DIRCLEAN) $(TARGETS_SOURCE) |
| |
| include make/*.mk |
| |
| ############################################################# |
| # |
| # staging and target directories do NOT list these as |
| # dependancies anywhere else |
| # |
| ############################################################# |
| $(DL_DIR): |
| mkdir $(DL_DIR) |
| |
| $(BUILD_DIR): |
| mkdir $(BUILD_DIR) |
| |
| $(STAGING_DIR): |
| rm -rf $(STAGING_DIR) |
| mkdir -p $(STAGING_DIR)/lib |
| mkdir -p $(STAGING_DIR)/usr/lib |
| mkdir -p $(STAGING_DIR)/include |
| |
| $(TARGET_DIR): |
| rm -rf $(TARGET_DIR) |
| 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 |
| |
| source: $(TARGETS_SOURCE) |
| |
| ############################################################# |
| # |
| # 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; \ |