Makefile - busybox - Git at Google

 # Makefile for busybox
 #
 # Copyright (C) 1999,2000,2001 by Erik Andersen <andersee@debian.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
 #

 PROG      := busybox
 VERSION   := 0.61.pre
 BUILDTIME := $(shell TZ=UTC date -u "+%Y.%m.%d-%H:%M%z")
 TOPDIR    := ${shell /bin/pwd}
 HOSTCC    := gcc
 HOSTCFLAGS:= -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer


 # What OS are you compiling busybox for?  This allows you to include
 # OS specific things, syscall overrides, etc.
 TARGET_OS := linux

 # With a modern GNU make(1) (highly recommended, that's what all the
 # developers use), all of the following configuration values can be
 # overridden at the command line.  For example:
 #   make CROSS=powerpc-linux- CONFIG_SRC_DIR=$HOME/busybox PREFIX=/mnt/app

 # If you want to add some simple compiler switches (like -march=i686),
 # especially from the command line, use this instead of CFLAGS directly.
 # For optimization overrides, it's better still to set OPTIMIZATION.
 CFLAGS_EXTRA =

 # If you want a static binary, turn this on.
 DOSTATIC = false

 # Set the following to `true' to make a debuggable build.
 # Leave this set to `false' for production use.
 DODEBUG = false

 # This enables compiling with dmalloc ( http://dmalloc.com/ )
 # which is an excellent public domain mem leak and malloc problem
 # detector.  To enable dmalloc, before running busybox you will
 # want to first set up your environment.
 # eg: `export DMALLOC_OPTIONS=debug=0x14f47d83,inter=100,log=logfile`
 # Do not enable this for production builds...
 DODMALLOC = false

 # Electric-fence is another very useful malloc debugging library.
 # Do not enable this for production builds...
 DOEFENCE  = false

 # If you want large file summit support, turn this on.
 # This has no effect if you don't have a kernel with lfs
 # support, and a system with libc-2.1.3 or later.
 # Some of the programs that can benefit from lfs support
 # are dd, gzip, mount, tar, and mkfs_minix.
 # LFS allows you to use the above programs for files
 # larger than 2GB!
 DOLFS = false

 # If you have a "pristine" source directory, point CONFIG_SRC_DIR to it.
 # Experimental and incomplete; tell the mailing list
 # <busybox@opensource.lineo.com> if you do or don't like it so far.
 CONFIG_SRC_DIR =

 # If you are running a cross compiler, you may want to set CROSS
 # to something more interesting, like "arm-linux-".
 CROSS =
 CC              = $(CROSS)gcc
 AR              = $(CROSS)ar
 AS              = $(CROSS)as
 LD              = $(CROSS)ld
 NM              = $(CROSS)nm
 STRIP           = $(CROSS)strip
 CPP             = $(CC) -E
 MAKEFILES       = $(TOPDIR)/.config
 export VERSION BUILDTIME TOPDIR HOSTCC HOSTCFLAGS CROSS CC AR AS LD NM STRIP CPP


 # To compile vs uClibc, just use the compiler wrapper built by uClibc...
 # Everything should compile and work as expected these days...
 #CC = /usr/i386-linux-uclibc/usr/bin/i386-uclibc-gcc

 # To compile vs some other alternative libc, you may need to use/adjust
 # the following lines to meet your needs...
 #
 # If you are using Red Hat 6.x with the compatible RPMs (for developing under
 # Red Hat 5.x and glibc 2.0) uncomment the following.  Be sure to read about
 # using the compatible RPMs (compat-*) at http://www.redhat.com !
 #LIBCDIR=/usr/i386-glibc20-linux
 #
 # The following is used for libc5 (if you install altgcc and libc5-altdev
 # on a Debian system).
 #LIBCDIR=/usr/i486-linuxlibc1
 #
 # For other libraries, you are on your own...
 #LDFLAGS+=-nostdlib
 #LIBRARIES = $(LIBCDIR)/lib/libc.a -lgcc
 #CROSS_CFLAGS+=-nostdinc -I$(LIBCDIR)/include -I$(GCCINCDIR)
 #GCCINCDIR = $(shell gcc -print-search-dirs | sed -ne "s/install: \(.*\)/\1include/gp")

 # use '-Os' optimization if available, else use -O2
 OPTIMIZATION := ${shell if $(CC) -Os -S -o /dev/null -xc /dev/null \
 	>/dev/null 2>&1; then echo "-Os"; else echo "-O2" ; fi}
 GCC_STACK_BOUNDRY := ${shell if $(CC) -mpreferred-stack-boundary=2 -S -o /dev/null -xc /dev/null \
 	>/dev/null 2>&1; then echo "-mpreferred-stack-boundary=2"; else echo "" ; fi}
 OPTIMIZATIONS=$(OPTIMIZATION) -fomit-frame-pointer $(GCC_STACK_BOUNDRY)
 WARNINGS=-Wall -Wstrict-prototypes -Wshadow
 CFLAGS = -I$(TOPDIR)/include
 ARFLAGS = -r

 #
 #--------------------------------------------------------
 # If you're going to do a lot of builds with a non-vanilla configuration,
 # it makes sense to adjust parameters above, so you can type "make"
 # by itself, instead of following it by the same half-dozen overrides
 # every time.  The stuff below, on the other hand, is probably less
 # prone to casual user adjustment.
 #

 ifeq ($(strip $(DOLFS)),true)
     # For large file summit support
     CFLAGS+=-D_FILE_OFFSET_BITS=64 -D__USE_FILE_OFFSET64
 endif
 ifeq ($(strip $(DODMALLOC)),true)
     # For testing mem leaks with dmalloc
     CFLAGS+=-DDMALLOC
     LIBRARIES = -ldmalloc
     # Force debug=true, since this is useless when not debugging...
     DODEBUG = true
 else
     ifeq ($(strip $(DOEFENCE)),true)
 	LIBRARIES = -lefence
 	# Force debug=true, since this is useless when not debugging...
 	DODEBUG = true
     endif
 endif
 ifeq ($(strip $(DODEBUG)),true)
     CFLAGS  += $(WARNINGS) -g -D_GNU_SOURCE
     LDFLAGS += -Wl,-warn-common
     STRIPCMD    =
 else
     CFLAGS  += $(WARNINGS) $(OPTIMIZATIONS) -D_GNU_SOURCE
     LDFLAGS += -s -Wl,-warn-common
     STRIPCMD    = $(STRIP) --remove-section=.note --remove-section=.comment $(PROG)
 endif
 ifeq ($(strip $(DOSTATIC)),true)
     LDFLAGS += --static
 endif

 ifndef $(PREFIX)
     PREFIX = `pwd`/_install
 endif

 # Additional complications due to support for pristine source dir.
 # Include files in the build directory should take precedence over
 # the copy in CONFIG_SRC_DIR, both during the compilation phase and the
 # shell script that finds the list of object files.
 # Work in progress by <ldoolitt@recycle.lbl.gov>.
 #
 ifneq ($(strip $(CONFIG_SRC_DIR)),)
     VPATH = $(CONFIG_SRC_DIR)
 endif

 OBJECTS   = $(APPLET_SOURCES:.c=.o) busybox.o usage.o applets.o
 CFLAGS    += $(CROSS_CFLAGS)
 ifdef CONFIG_INIT_SCRIPT
     CFLAGS += -DINIT_SCRIPT='"$(CONFIG_INIT_SCRIPT)"'
 endif

 # Put user-supplied flags at the end, where they
 # have a chance of winning.
 CFLAGS += $(CFLAGS_EXTRA)

 .EXPORT_ALL_VARIABLES:

 all:    do-it-all

 #
 # Make "config" the default target if there is no configuration file or
 # "depend" the target if there is no top-level dependency information.
 ifeq (.config,$(wildcard .config))
 include .config
 ifeq (.depend,$(wildcard .depend))
 include .depend
 do-it-all:      busybox busybox.links doc
 else
 CONFIGURATION = depend
 do-it-all:      depend
 endif
 else
 CONFIGURATION = menuconfig
 do-it-all:      menuconfig
 endif


 SUBDIRS =applets archival archival/libunarchive console-tools editors \
 	fileutils findutils init miscutils modutils networking procps \
 	pwd_grp shell shellutils sysklogd textutils util-linux libbb

 bbsubdirs: $(patsubst %, _dir_%, $(SUBDIRS))

 $(patsubst %, _dir_%, $(SUBDIRS)) : dummy include/config/MARKER
 	$(MAKE) CFLAGS="$(CFLAGS)" -C $(patsubst _dir_%, %, $@)

 busybox: config.h dep-files bbsubdirs
 	$(CC) $(LDFLAGS) -o $@ applets/busybox.o $(shell find $(SUBDIRS) -name \*.a) $(LIBCONFIG_LIB) $(LIBRARIES)
 	$(STRIPCMD)

 busybox.links: applets/busybox.mkll
 	- $(SHELL) $^ >$@

 install: applets/install.sh busybox busybox.links
 	$(SHELL) $< $(PREFIX)

 install-hardlinks: applets/install.sh busybox busybox.links
 	$(SHELL) $< $(PREFIX) --hardlinks


 # Documentation Targets
 doc: olddoc

 # Old Docs...
 olddoc: docs/busybox.pod docs/BusyBox.txt docs/BusyBox.1 docs/BusyBox.html

 docs/busybox.pod : docs/busybox_header.pod include/usage.h docs/busybox_footer.pod
 	- ( cat docs/busybox_header.pod; \
 	    docs/autodocifier.pl include/usage.h; \
 	    cat docs/busybox_footer.pod ) > docs/busybox.pod

 docs/BusyBox.txt: docs/busybox.pod
 	@echo
 	@echo BusyBox Documentation
 	@echo
 	-mkdir -p docs
 	-pod2text $< > $@

 docs/BusyBox.1: docs/busybox.pod
 	- mkdir -p docs
 	- pod2man --center=BusyBox --release="version $(VERSION)" \
 		$< > $@

 docs/BusyBox.html: docs/busybox.lineo.com/BusyBox.html
 	- mkdir -p docs
 	-@ rm -f docs/BusyBox.html
 	-@ ln -s busybox.lineo.com/BusyBox.html docs/BusyBox.html

 docs/busybox.lineo.com/BusyBox.html: docs/busybox.pod
 	-@ mkdir -p docs/busybox.lineo.com
 	-  pod2html --noindex $< > \
 	    docs/busybox.lineo.com/BusyBox.html
 	-@ rm -f pod2htm*


 # New docs based on DOCBOOK SGML
 newdoc: docs/busybox.txt docs/busybox.pdf docs/busybox/busyboxdocumentation.html

 docs/busybox.txt: docs/busybox.sgml
 	@echo
 	@echo BusyBox Documentation
 	@echo
 	- mkdir -p docs
 	(cd docs; sgmltools -b txt busybox.sgml)

 docs/busybox.dvi: docs/busybox.sgml
 	- mkdir -p docs
 	(cd docs; sgmltools -b dvi busybox.sgml)

 docs/busybox.ps: docs/busybox.sgml
 	- mkdir -p docs
 	(cd docs; sgmltools -b ps busybox.sgml)

 docs/busybox.pdf: docs/busybox.ps
 	- mkdir -p docs
 	(cd docs; ps2pdf busybox.ps)

 docs/busybox/busyboxdocumentation.html: docs/busybox.sgml
 	- mkdir -p docs
 	(cd docs/busybox.lineo.com; sgmltools -b html ../busybox.sgml)

 # The nifty new buildsystem stuff
 scripts/mkdep: scripts/mkdep.c
 	$(HOSTCC) $(HOSTCFLAGS) -o scripts/mkdep scripts/mkdep.c

 scripts/split-include: scripts/split-include.c
 	$(HOSTCC) $(HOSTCFLAGS) -o scripts/split-include scripts/split-include.c

 dep-files: scripts/mkdep
 	@if [ ! -f .depend ] ; then \
 		rm -f .depend .hdepend; \
 		mkdir -p $(TOPDIR)/include/config; \
 		scripts/mkdep -I $(TOPDIR)/include -- \
 			`find $(TOPDIR) -name \*.c -print` >> .depend; \
 		scripts/mkdep -I $(TOPDIR)/include -- \
 			`find $(TOPDIR) -name \*.h -print` >> .hdepend; \
 		$(MAKE) $(patsubst %,_sfdep_%,$(SUBDIRS)) _FASTDEP_ALL_SUB_DIRS="$(SUBDIRS)" ; \
 	fi;


 depend dep: config.h dep-files
 	@ echo -e "\n\nNow run 'make' to build BusyBox\n\n"

 CONFIG_SHELL := ${shell if [ -x "$$BASH" ]; then echo $$BASH; \
 	else if [ -x /bin/bash ]; then echo /bin/bash; \
 	else echo sh; fi ; fi}

 include/config/MARKER: scripts/split-include include/config.h
 	scripts/split-include include/config.h include/config
 	@ touch include/config/MARKER

 config.h:
 	@if [ ! -f include/config.h ] ; then \
 		make oldconfig; \
 	fi;

 menuconfig:
 	mkdir -p $(TOPDIR)/include/config
 	$(MAKE) -C scripts/lxdialog all
 	$(CONFIG_SHELL) scripts/Menuconfig sysdeps/$(TARGET_OS)/config.in

 config:
 	mkdir -p $(TOPDIR)/include/config
 	$(CONFIG_SHELL) scripts/Configure sysdeps/$(TARGET_OS)/config.in

 oldconfig:
 	mkdir -p $(TOPDIR)/include/config
 	$(CONFIG_SHELL) scripts/Configure -d sysdeps/$(TARGET_OS)/config.in


 ifdef CONFIGURATION
 ..$(CONFIGURATION):
 	@echo
 	@echo "You have a bad or nonexistent" .$(CONFIGURATION) ": running 'make" $(CONFIGURATION)"'"
 	@echo
 	$(MAKE) $(CONFIGURATION)
 	@echo
 	@echo "Successful. Try re-making (ignore the error that follows)"
 	@echo
 	exit 1

 dummy:

 else

 dummy:

 endif

 include Rules.mak

 # Testing...
 test tests:
 	# old way of doing it
 	#cd tests && $(MAKE) all
 	# new way of doing it
 	cd tests && ./tester.sh

 # Cleanup
 clean:
 	- $(MAKE) -C tests clean
 	- $(MAKE) -C scripts/lxdialog clean
 	- rm -f docs/BusyBox.txt docs/BusyBox.1 docs/BusyBox.html \
 	    docs/busybox.lineo.com/BusyBox.html
 	- rm -f docs/busybox.txt docs/busybox.dvi docs/busybox.ps \
 	    docs/busybox.pdf docs/busybox.lineo.com/busybox.html \
 	    docs/busybox _install pod2htm* *.gdb *.elf *~ core
 	- rm -f busybox.links libbb/loop.h .config.old .hdepend
 	- rm -f scripts/split-include scripts/mkdep .*config.log
 	- rm -rf include/config include/config.h
 	- find -name .\*.flags -o -name .depend -exec rm -f {} \;
 	- find -name \*.o -exec rm -f {} \;
 	- find -name \*.a -exec rm -f {} \;

 distclean: clean
 	- rm -f busybox
 	- cd tests && $(MAKE) distclean

 dist release: distclean doc
 	cd ..;					\
 	rm -rf busybox-$(VERSION);		\
 	cp -a busybox busybox-$(VERSION);	\
 						\
 	find busybox-$(VERSION)/ -type d	\
 				 -name CVS	\
 				 -print		\
 		-exec rm -rf {} \; ;            \
 						\
 	find busybox-$(VERSION)/ -type f	\
 				 -name .\#*	\
 				 -print		\
 		-exec rm -f {} \;  ;            \
 						\
 	tar -cvzf busybox-$(VERSION).tar.gz busybox-$(VERSION)/;


 .PHONY: tags check
 tags:
 	ctags -R .

 check: busybox
 	cd testsuite && ./runtest
	# Makefile for busybox
	#
	# Copyright (C) 1999,2000,2001 by Erik Andersen <andersee@debian.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
	#

	PROG := busybox
	VERSION := 0.61.pre
	BUILDTIME := $(shell TZ=UTC date -u "+%Y.%m.%d-%H:%M%z")
	TOPDIR := ${shell /bin/pwd}
	HOSTCC := gcc
	HOSTCFLAGS:= -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer


	# What OS are you compiling busybox for? This allows you to include
	# OS specific things, syscall overrides, etc.
	TARGET_OS := linux

	# With a modern GNU make(1) (highly recommended, that's what all the
	# developers use), all of the following configuration values can be
	# overridden at the command line. For example:
	# make CROSS=powerpc-linux- CONFIG_SRC_DIR=$HOME/busybox PREFIX=/mnt/app

	# If you want to add some simple compiler switches (like -march=i686),
	# especially from the command line, use this instead of CFLAGS directly.
	# For optimization overrides, it's better still to set OPTIMIZATION.
	CFLAGS_EXTRA =

	# If you want a static binary, turn this on.
	DOSTATIC = false

	# Set the following to `true' to make a debuggable build.
	# Leave this set to `false' for production use.
	DODEBUG = false

	# This enables compiling with dmalloc ( http://dmalloc.com/ )
	# which is an excellent public domain mem leak and malloc problem
	# detector. To enable dmalloc, before running busybox you will
	# want to first set up your environment.
	# eg: `export DMALLOC_OPTIONS=debug=0x14f47d83,inter=100,log=logfile`
	# Do not enable this for production builds...
	DODMALLOC = false

	# Electric-fence is another very useful malloc debugging library.
	# Do not enable this for production builds...
	DOEFENCE = false

	# If you want large file summit support, turn this on.
	# This has no effect if you don't have a kernel with lfs
	# support, and a system with libc-2.1.3 or later.
	# Some of the programs that can benefit from lfs support
	# are dd, gzip, mount, tar, and mkfs_minix.
	# LFS allows you to use the above programs for files
	# larger than 2GB!
	DOLFS = false

	# If you have a "pristine" source directory, point CONFIG_SRC_DIR to it.
	# Experimental and incomplete; tell the mailing list
	# <busybox@opensource.lineo.com> if you do or don't like it so far.
	CONFIG_SRC_DIR =

	# If you are running a cross compiler, you may want to set CROSS
	# to something more interesting, like "arm-linux-".
	CROSS =
	CC = $(CROSS)gcc
	AR = $(CROSS)ar
	AS = $(CROSS)as
	LD = $(CROSS)ld
	NM = $(CROSS)nm
	STRIP = $(CROSS)strip
	CPP = $(CC) -E
	MAKEFILES = $(TOPDIR)/.config
	export VERSION BUILDTIME TOPDIR HOSTCC HOSTCFLAGS CROSS CC AR AS LD NM STRIP CPP


	# To compile vs uClibc, just use the compiler wrapper built by uClibc...
	# Everything should compile and work as expected these days...
	#CC = /usr/i386-linux-uclibc/usr/bin/i386-uclibc-gcc

	# To compile vs some other alternative libc, you may need to use/adjust
	# the following lines to meet your needs...
	#
	# If you are using Red Hat 6.x with the compatible RPMs (for developing under
	# Red Hat 5.x and glibc 2.0) uncomment the following. Be sure to read about
	# using the compatible RPMs (compat-*) at http://www.redhat.com !
	#LIBCDIR=/usr/i386-glibc20-linux
	#
	# The following is used for libc5 (if you install altgcc and libc5-altdev
	# on a Debian system).
	#LIBCDIR=/usr/i486-linuxlibc1
	#
	# For other libraries, you are on your own...
	#LDFLAGS+=-nostdlib
	#LIBRARIES = $(LIBCDIR)/lib/libc.a -lgcc
	#CROSS_CFLAGS+=-nostdinc -I$(LIBCDIR)/include -I$(GCCINCDIR)
	#GCCINCDIR = $(shell gcc -print-search-dirs \| sed -ne "s/install: \(.*\)/\1include/gp")

	# use '-Os' optimization if available, else use -O2
	OPTIMIZATION := ${shell if $(CC) -Os -S -o /dev/null -xc /dev/null \
	>/dev/null 2>&1; then echo "-Os"; else echo "-O2" ; fi}
	GCC_STACK_BOUNDRY := ${shell if $(CC) -mpreferred-stack-boundary=2 -S -o /dev/null -xc /dev/null \
	>/dev/null 2>&1; then echo "-mpreferred-stack-boundary=2"; else echo "" ; fi}
	OPTIMIZATIONS=$(OPTIMIZATION) -fomit-frame-pointer $(GCC_STACK_BOUNDRY)
	WARNINGS=-Wall -Wstrict-prototypes -Wshadow
	CFLAGS = -I$(TOPDIR)/include
	ARFLAGS = -r

	#
	#--------------------------------------------------------
	# If you're going to do a lot of builds with a non-vanilla configuration,
	# it makes sense to adjust parameters above, so you can type "make"
	# by itself, instead of following it by the same half-dozen overrides
	# every time. The stuff below, on the other hand, is probably less
	# prone to casual user adjustment.
	#

	ifeq ($(strip $(DOLFS)),true)
	# For large file summit support
	CFLAGS+=-D_FILE_OFFSET_BITS=64 -D__USE_FILE_OFFSET64
	endif
	ifeq ($(strip $(DODMALLOC)),true)
	# For testing mem leaks with dmalloc
	CFLAGS+=-DDMALLOC
	LIBRARIES = -ldmalloc
	# Force debug=true, since this is useless when not debugging...
	DODEBUG = true
	else
	ifeq ($(strip $(DOEFENCE)),true)
	LIBRARIES = -lefence
	# Force debug=true, since this is useless when not debugging...
	DODEBUG = true
	endif
	endif
	ifeq ($(strip $(DODEBUG)),true)
	CFLAGS += $(WARNINGS) -g -D_GNU_SOURCE
	LDFLAGS += -Wl,-warn-common
	STRIPCMD =
	else
	CFLAGS += $(WARNINGS) $(OPTIMIZATIONS) -D_GNU_SOURCE
	LDFLAGS += -s -Wl,-warn-common
	STRIPCMD = $(STRIP) --remove-section=.note --remove-section=.comment $(PROG)
	endif
	ifeq ($(strip $(DOSTATIC)),true)
	LDFLAGS += --static
	endif

	ifndef $(PREFIX)
	PREFIX = `pwd`/_install
	endif

	# Additional complications due to support for pristine source dir.
	# Include files in the build directory should take precedence over
	# the copy in CONFIG_SRC_DIR, both during the compilation phase and the
	# shell script that finds the list of object files.
	# Work in progress by <ldoolitt@recycle.lbl.gov>.
	#
	ifneq ($(strip $(CONFIG_SRC_DIR)),)
	VPATH = $(CONFIG_SRC_DIR)
	endif

	OBJECTS = $(APPLET_SOURCES:.c=.o) busybox.o usage.o applets.o
	CFLAGS += $(CROSS_CFLAGS)
	ifdef CONFIG_INIT_SCRIPT
	CFLAGS += -DINIT_SCRIPT='"$(CONFIG_INIT_SCRIPT)"'
	endif

	# Put user-supplied flags at the end, where they
	# have a chance of winning.
	CFLAGS += $(CFLAGS_EXTRA)

	.EXPORT_ALL_VARIABLES:

	all: do-it-all

	#
	# Make "config" the default target if there is no configuration file or
	# "depend" the target if there is no top-level dependency information.
	ifeq (.config,$(wildcard .config))
	include .config
	ifeq (.depend,$(wildcard .depend))
	include .depend
	do-it-all: busybox busybox.links doc
	else
	CONFIGURATION = depend
	do-it-all: depend
	endif
	else
	CONFIGURATION = menuconfig
	do-it-all: menuconfig
	endif


	SUBDIRS =applets archival archival/libunarchive console-tools editors \
	fileutils findutils init miscutils modutils networking procps \
	pwd_grp shell shellutils sysklogd textutils util-linux libbb

	bbsubdirs: $(patsubst %, _dir_%, $(SUBDIRS))

	$(patsubst %, _dir_%, $(SUBDIRS)) : dummy include/config/MARKER
	$(MAKE) CFLAGS="$(CFLAGS)" -C $(patsubst _dir_%, %, $@)

	busybox: config.h dep-files bbsubdirs
	$(CC) $(LDFLAGS) -o $@ applets/busybox.o $(shell find $(SUBDIRS) -name \*.a) $(LIBCONFIG_LIB) $(LIBRARIES)
	$(STRIPCMD)

	busybox.links: applets/busybox.mkll
	- $(SHELL) $^ >$@

	install: applets/install.sh busybox busybox.links
	$(SHELL) $< $(PREFIX)

	install-hardlinks: applets/install.sh busybox busybox.links
	$(SHELL) $< $(PREFIX) --hardlinks


	# Documentation Targets
	doc: olddoc

	# Old Docs...
	olddoc: docs/busybox.pod docs/BusyBox.txt docs/BusyBox.1 docs/BusyBox.html

	docs/busybox.pod : docs/busybox_header.pod include/usage.h docs/busybox_footer.pod
	- ( cat docs/busybox_header.pod; \
	docs/autodocifier.pl include/usage.h; \
	cat docs/busybox_footer.pod ) > docs/busybox.pod

	docs/BusyBox.txt: docs/busybox.pod
	@echo
	@echo BusyBox Documentation
	@echo
	-mkdir -p docs
	-pod2text $< > $@

	docs/BusyBox.1: docs/busybox.pod
	- mkdir -p docs
	- pod2man --center=BusyBox --release="version $(VERSION)" \
	$< > $@

	docs/BusyBox.html: docs/busybox.lineo.com/BusyBox.html
	- mkdir -p docs
	-@ rm -f docs/BusyBox.html
	-@ ln -s busybox.lineo.com/BusyBox.html docs/BusyBox.html

	docs/busybox.lineo.com/BusyBox.html: docs/busybox.pod
	-@ mkdir -p docs/busybox.lineo.com
	- pod2html --noindex $< > \
	docs/busybox.lineo.com/BusyBox.html
	-@ rm -f pod2htm*


	# New docs based on DOCBOOK SGML
	newdoc: docs/busybox.txt docs/busybox.pdf docs/busybox/busyboxdocumentation.html

	docs/busybox.txt: docs/busybox.sgml
	@echo
	@echo BusyBox Documentation
	@echo
	- mkdir -p docs
	(cd docs; sgmltools -b txt busybox.sgml)

	docs/busybox.dvi: docs/busybox.sgml
	- mkdir -p docs
	(cd docs; sgmltools -b dvi busybox.sgml)

	docs/busybox.ps: docs/busybox.sgml
	- mkdir -p docs
	(cd docs; sgmltools -b ps busybox.sgml)

	docs/busybox.pdf: docs/busybox.ps
	- mkdir -p docs
	(cd docs; ps2pdf busybox.ps)

	docs/busybox/busyboxdocumentation.html: docs/busybox.sgml
	- mkdir -p docs
	(cd docs/busybox.lineo.com; sgmltools -b html ../busybox.sgml)

	# The nifty new buildsystem stuff
	scripts/mkdep: scripts/mkdep.c
	$(HOSTCC) $(HOSTCFLAGS) -o scripts/mkdep scripts/mkdep.c

	scripts/split-include: scripts/split-include.c
	$(HOSTCC) $(HOSTCFLAGS) -o scripts/split-include scripts/split-include.c

	dep-files: scripts/mkdep
	@if [ ! -f .depend ] ; then \
	rm -f .depend .hdepend; \
	mkdir -p $(TOPDIR)/include/config; \
	scripts/mkdep -I $(TOPDIR)/include -- \
	`find $(TOPDIR) -name \*.c -print` >> .depend; \
	scripts/mkdep -I $(TOPDIR)/include -- \
	`find $(TOPDIR) -name \*.h -print` >> .hdepend; \
	$(MAKE) $(patsubst %,_sfdep_%,$(SUBDIRS)) _FASTDEP_ALL_SUB_DIRS="$(SUBDIRS)" ; \
	fi;


	depend dep: config.h dep-files
	@ echo -e "\n\nNow run 'make' to build BusyBox\n\n"

	CONFIG_SHELL := ${shell if [ -x "$$BASH" ]; then echo $$BASH; \
	else if [ -x /bin/bash ]; then echo /bin/bash; \
	else echo sh; fi ; fi}

	include/config/MARKER: scripts/split-include include/config.h
	scripts/split-include include/config.h include/config
	@ touch include/config/MARKER

	config.h:
	@if [ ! -f include/config.h ] ; then \
	make oldconfig; \
	fi;

	menuconfig:
	mkdir -p $(TOPDIR)/include/config
	$(MAKE) -C scripts/lxdialog all
	$(CONFIG_SHELL) scripts/Menuconfig sysdeps/$(TARGET_OS)/config.in

	config:
	mkdir -p $(TOPDIR)/include/config
	$(CONFIG_SHELL) scripts/Configure sysdeps/$(TARGET_OS)/config.in

	oldconfig:
	mkdir -p $(TOPDIR)/include/config
	$(CONFIG_SHELL) scripts/Configure -d sysdeps/$(TARGET_OS)/config.in


	ifdef CONFIGURATION
	..$(CONFIGURATION):
	@echo
	@echo "You have a bad or nonexistent" .$(CONFIGURATION) ": running 'make" $(CONFIGURATION)"'"
	@echo
	$(MAKE) $(CONFIGURATION)
	@echo
	@echo "Successful. Try re-making (ignore the error that follows)"
	@echo
	exit 1

	dummy:

	else

	dummy:

	endif

	include Rules.mak

	# Testing...
	test tests:
	# old way of doing it
	#cd tests && $(MAKE) all
	# new way of doing it
	cd tests && ./tester.sh

	# Cleanup
	clean:
	- $(MAKE) -C tests clean
	- $(MAKE) -C scripts/lxdialog clean
	- rm -f docs/BusyBox.txt docs/BusyBox.1 docs/BusyBox.html \
	docs/busybox.lineo.com/BusyBox.html
	- rm -f docs/busybox.txt docs/busybox.dvi docs/busybox.ps \
	docs/busybox.pdf docs/busybox.lineo.com/busybox.html \
	docs/busybox _install pod2htm* .gdb .elf *~ core
	- rm -f busybox.links libbb/loop.h .config.old .hdepend
	- rm -f scripts/split-include scripts/mkdep .*config.log
	- rm -rf include/config include/config.h
	- find -name .\*.flags -o -name .depend -exec rm -f {} \;
	- find -name \*.o -exec rm -f {} \;
	- find -name \*.a -exec rm -f {} \;

	distclean: clean
	- rm -f busybox
	- cd tests && $(MAKE) distclean

	dist release: distclean doc
	cd ..; \
	rm -rf busybox-$(VERSION); \
	cp -a busybox busybox-$(VERSION); \
	\
	find busybox-$(VERSION)/ -type d \
	-name CVS \
	-print \
	-exec rm -rf {} \; ; \
	\
	find busybox-$(VERSION)/ -type f \
	-name .\#* \
	-print \
	-exec rm -f {} \; ; \
	\
	tar -cvzf busybox-$(VERSION).tar.gz busybox-$(VERSION)/;



	.PHONY: tags check
	tags:
	ctags -R .

	check: busybox
	cd testsuite && ./runtest