whitespace between if and (
[oweals/busybox.git] / Makefile
index 15d13c58cacd65de4d5d7a6d9b038b41d5b8ae1c..7e37ed40d6811e6e57af4703d486313251ac3796 100644 (file)
--- a/Makefile
+++ b/Makefile
 # Makefile for busybox
 #
-# Copyright (C) 1999-2000 Erik Andersen <andersee@debian.org>
-# Copyright (C) 2000 Karl M. Hegbloom <karlheg@debian.org>
+# Copyright (C) 1999-2004 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
+# Licensed under GPLv2, see the file LICENSE in this tarball for details.
 #
 
-PROG      := busybox
-VERSION   := 0.47pre
-BUILDTIME := $(shell TZ=UTC date --utc "+%Y.%m.%d-%H:%M%z")
-export VERSION
-
-# 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.
-# eg: `make DODEBUG=true tests'
-# Do not enable this for production builds...
-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
-
-# 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 are running a cross compiler, you may want to set this
-# to something more interesting...
-CROSS = #powerpc-linux-
-CC = $(CROSS)gcc
-STRIPTOOL = $(CROSS)strip
-
-# To compile vs an alternative libc, you may need to use/adjust
-# the following lines to meet your needs.  This is how I make
-# busybox compile with uC-Libc...
-#LIBCDIR=/home/andersen/CVS/uC-libc
-#GCCINCDIR = $(shell gcc -print-search-dirs | sed -ne "s/install: \(.*\)/\1include/gp")
-#CFLAGS+=-nostdinc -fno-builtin -I$(LIBCDIR)/include -I$(GCCINCDIR)
-#LDFLAGS+=-nostdlib
-#LIBRARIES = $(LIBCDIR)/libc.a
-
-#--------------------------------------------------------
-
-# use '-Os' optimization if available, else use -O2
-OPTIMIZATION = $(shell if $(CC) -Os -S -o /dev/null -xc /dev/null >/dev/null 2>&1; \
-    then echo "-Os"; else echo "-O2" ; fi)
-
-WARNINGS = -Wall
-
-ifeq ($(DOLFS),true)
-    # For large file summit support
-    CFLAGS+=-D_FILE_OFFSET_BITS=64
+#--------------------------------------------------------------
+# You shouldn't need to mess with anything beyond this point...
+#--------------------------------------------------------------
+noconfig_targets := menuconfig config oldconfig randconfig \
+       defconfig allyesconfig allnoconfig allbareconfig \
+       clean distclean help \
+       release tags
+
+# the toplevel sourcedir
+ifndef top_srcdir
+top_srcdir=$(CURDIR)
 endif
-ifeq ($(DODMALLOC),true)
-    # For testing mem leaks with dmalloc
-    CFLAGS+=-DDMALLOC
-    LIBRARIES = -ldmalloc
-    # Force debug=true, since this is useless when not debugging...
-    DODEBUG = true
+# toplevel directory of the object-tree
+ifndef top_builddir
+top_builddir=$(CURDIR)
 endif
-# -D_GNU_SOURCE is needed because environ is used in init.c
-ifeq ($(DODEBUG),true)
-    CFLAGS += $(WARNINGS) -g -D_GNU_SOURCE
-    LDFLAGS += 
-    STRIP   =
+
+export srctree=$(top_srcdir)
+vpath %/Config.in $(srctree)
+
+DIRS:=applets archival archival/libunarchive coreutils console-tools \
+       debianutils editors findutils init miscutils modutils networking \
+       networking/libiproute networking/udhcp procps loginutils shell \
+       sysklogd util-linux e2fsprogs libpwdgrp coreutils/libcoreutils libbb
+
+SRC_DIRS:=$(patsubst %,$(top_srcdir)/%,$(DIRS))
+
+# That's our default target when none is given on the command line
+.PHONY: _all
+_all:
+
+CONFIG_CONFIG_IN = $(top_srcdir)/Config.in
+
+ifeq ($(KBUILD_SRC),)
+
+ifdef O
+  ifeq ("$(origin O)", "command line")
+    KBUILD_OUTPUT := $(O)
+    top_builddir := $(O)
+  endif
 else
-    CFLAGS  += $(WARNINGS) $(OPTIMIZATION) -fomit-frame-pointer -D_GNU_SOURCE
-    LDFLAGS  += -s
-    STRIP    = $(STRIPTOOL) --remove-section=.note --remove-section=.comment $(PROG)
-endif
-ifeq ($(DOSTATIC),true)
-    LDFLAGS += --static
-    #
-    #use '-ffunction-sections -fdata-sections' and '--gc-sections' (if they 
-    # work) to try and strip out any unused junk.  Doesn't do much for me, 
-    # but you may want to give it a shot...
-    #
-    #ifeq ($(shell $(CC) -ffunction-sections -fdata-sections -S \
-    #  -o /dev/null -xc /dev/null 2>/dev/null && $(LD) \
-    #                  --gc-sections -v >/dev/null && echo 1),1)
-    #  CFLAGS += -ffunction-sections -fdata-sections
-    #  LDFLAGS += --gc-sections
-    #endif
+# If no alternate output-dir was specified, we build in cwd
+# We are using KBUILD_OUTPUT nevertheless to make sure that we create
+# Rules.mak and the toplevel Makefile, in case they don't exist.
+  KBUILD_OUTPUT := $(top_builddir)
 endif
 
-ifndef $(PREFIX)
-    PREFIX = `pwd`/_install
+ifneq ($(strip $(HAVE_DOT_CONFIG)),y)
+# pull in OS specific commands like cp, mkdir, etc. early
+-include $(top_srcdir)/Rules.mak
 endif
 
-OBJECTS   = $(shell ./busybox.sh) busybox.o messages.o usage.o utility.o
-CFLAGS    += -DBB_VER='"$(VERSION)"'
-CFLAGS    += -DBB_BT='"$(BUILDTIME)"'
-ifdef BB_INIT_SCRIPT
-    CFLAGS += -DINIT_SCRIPT='"$(BB_INIT_SCRIPT)"'
-endif
+# All object directories.
+OBJ_DIRS := $(DIRS)
+all_tree := $(patsubst %,$(top_builddir)/%,$(OBJ_DIRS) scripts scripts/config include)
+all_tree: $(all_tree)
+$(all_tree):
+       @mkdir -p "$@"
+
+ifneq ($(KBUILD_OUTPUT),)
+# Invoke a second make in the output directory, passing relevant variables
+# Check that the output directory actually exists
+saved-output := $(KBUILD_OUTPUT)
+KBUILD_OUTPUT := $(shell cd $(KBUILD_OUTPUT) && /bin/pwd)
+$(if $(wildcard $(KBUILD_OUTPUT)),, \
+     $(error output directory "$(saved-output)" does not exist))
+
+.PHONY: $(MAKECMDGOALS)
+
+$(filter-out _all,$(MAKECMDGOALS)) _all: $(KBUILD_OUTPUT)/Rules.mak $(KBUILD_OUTPUT)/Makefile all_tree
+       $(Q)$(MAKE) -C $(KBUILD_OUTPUT) \
+       top_srcdir=$(top_srcdir) \
+       top_builddir=$(top_builddir) \
+       KBUILD_SRC=$(top_srcdir) \
+       -f $(CURDIR)/Makefile $@
+
+$(KBUILD_OUTPUT)/Rules.mak:
+       @echo > $@
+       @echo top_srcdir=$(top_srcdir) >> $@
+       @echo top_builddir=$(KBUILD_OUTPUT) >> $@
+       @echo include $(top_srcdir)/Rules.mak >> $@
+
+$(KBUILD_OUTPUT)/Makefile:
+       @echo > $@
+       @echo top_srcdir=$(top_srcdir) >> $@
+       @echo top_builddir=$(KBUILD_OUTPUT) >> $@
+       @echo KBUILD_SRC='$$(top_srcdir)' >> $@
+       @echo include '$$(KBUILD_SRC)'/Makefile >> $@
+
+# Leave processing to above invocation of make
+skip-makefile := 1
+endif # ifneq ($(KBUILD_OUTPUT),)
+endif # ifeq ($(KBUILD_SRC),)
+
+ifeq ($(skip-makefile),)
+
+# We only need a copy of the Makefile for the config targets and reuse
+# the rest from the source directory, i.e. we do not cp ALL_MAKEFILES.
+scripts/config/Makefile: $(top_srcdir)/scripts/config/Makefile
+       cp $< $@
+
+_all: all
+
+help:
+       @echo 'Cleaning:'
+       @echo '  clean                  - delete temporary files created by build'
+       @echo '  distclean              - delete all non-source files (including .config)'
+       @echo
+       @echo 'Build:'
+       @echo '  all                    - Executable and documentation'
+       @echo '  busybox                - the swiss-army executable'
+       @echo '  doc                    - docs/BusyBox.{txt,html,1}'
+       @echo
+       @echo 'Configuration:'
+       @echo '  allnoconfig            - disable all symbols in .config'
+       @echo '  allyesconfig           - enable all symbols in .config (see defconfig)'
+       @echo '  allbareconfig          - enable all applets without any sub-features'
+       @echo '  config         - text based configurator (of last resort)'
+       @echo '  defconfig              - set .config to largest generic configuration'
+       @echo '  menuconfig             - interactive curses-based configurator'
+       @echo '  oldconfig              - resolve any unresolved symbols in .config'
+       @echo
+       @echo 'Installation:'
+       @echo '  install                - install busybox into $(PREFIX)'
+       @echo '  uninstall'
+       @echo
+       @echo 'Development:'
+       @echo '  bloatcheck             - show size difference between busybox_unstripped'
+       @echo '                           and busybox_old'
+       @echo '  check                  - run the test suite for all applets'
+       @echo '  checkhelp              - check for missing help-entries in Config.in'
+       @echo '  randconfig             - generate a random configuration'
+       @echo '  release                - create a distribution tarball'
+       @echo '  sizes                  - show size of all enabled busybox symbols'
+       @echo '  objsizes               - show size of each .o object built'
+       @echo
 
 
-all: busybox busybox.links doc
+include $(top_srcdir)/Rules.mak
 
-doc: olddoc
+ifneq ($(strip $(HAVE_DOT_CONFIG)),y)
 
-# Old Docs...
-olddoc: docs/BusyBox.txt docs/BusyBox.1 docs/BusyBox.html
+# Default target if none was requested explicitly
+all: menuconfig
 
-docs/BusyBox.txt: docs/busybox.pod
-       @echo
-       @echo BusyBox Documentation
-       @echo
-       - pod2text docs/busybox.pod > docs/BusyBox.txt
+# warn if no configuration exists and we are asked to build a non-config target
+.config:
+       @echo ""
+       @echo "No $(top_builddir)/$@ found!"
+       @echo "Please refer to 'make  help', section Configuration."
+       @echo ""
+       @exit 1
 
-docs/BusyBox.1: docs/busybox.pod
-       - pod2man --center=BusyBox --release="version $(VERSION)" docs/busybox.pod > docs/BusyBox.1
+# configuration
+# ---------------------------------------------------------------------------
 
-docs/BusyBox.html: docs/busybox.lineo.com/BusyBox.html
-       - rm -f docs/BusyBox.html
-       - ln -s busybox.lineo.com/BusyBox.html docs/BusyBox.html
+scripts/config/conf: scripts/config/Makefile
+       $(Q)$(MAKE) -C scripts/config conf
+       -@if [ ! -f .config ] ; then \
+               touch .config; \
+       fi
 
-docs/busybox.lineo.com/BusyBox.html: docs/busybox.pod
-       - pod2html --noindex docs/busybox.pod > docs/busybox.lineo.com/BusyBox.html
-       - rm -f pod2html*
+scripts/config/mconf: scripts/config/Makefile
+       $(Q)$(MAKE) -C scripts/config ncurses conf mconf
+       -@if [ ! -f .config ] ; then \
+               touch .config; \
+       fi
 
+menuconfig: scripts/config/mconf
+       @[ -f .config ] || make $(MAKEFLAGS) defconfig
+       @./scripts/config/mconf $(CONFIG_CONFIG_IN)
 
-# New docs based on DOCBOOK SGML
-newdoc: docs/busybox.txt docs/busybox.pdf docs/busybox/busyboxdocumentation.html
+config: scripts/config/conf
+       @./scripts/config/conf $(CONFIG_CONFIG_IN)
 
-docs/busybox.txt: docs/busybox.sgml
-       @echo
-       @echo BusyBox Documentation
-       @echo
-       (cd docs; sgmltools -b txt busybox.sgml)
+oldconfig: scripts/config/conf
+       @./scripts/config/conf -o $(CONFIG_CONFIG_IN)
 
-docs/busybox.dvi: docs/busybox.sgml
-       (cd docs; sgmltools -b dvi busybox.sgml)
+randconfig: scripts/config/conf
+       @./scripts/config/conf -r $(CONFIG_CONFIG_IN)
 
-docs/busybox.ps: docs/busybox.sgml
-       (cd docs; sgmltools -b ps busybox.sgml)
+allyesconfig: scripts/config/conf
+       @./scripts/config/conf -y $(CONFIG_CONFIG_IN)
+       @$(SED) -i -r -e "s/^(USING_CROSS_COMPILER)=.*/# \1 is not set/" .config
+       @./scripts/config/conf -o $(CONFIG_CONFIG_IN)
 
-docs/busybox.pdf: docs/busybox.ps
-       (cd docs; ps2pdf busybox.ps)
+allnoconfig: scripts/config/conf
+       @./scripts/config/conf -n $(CONFIG_CONFIG_IN)
 
-docs/busybox/busyboxdocumentation.html: docs/busybox.sgml
-       (cd docs/busybox.lineo.com; sgmltools -b html ../busybox.sgml)
+# defconfig is allyesconfig minus any features that are specialized enough
+# or cause enough behavior change that the user really should switch them on
+# manually if that's what they want.  Sort of "maximum sane config".
 
+defconfig: scripts/config/conf
+       @./scripts/config/conf -y $(CONFIG_CONFIG_IN)
+       @$(SED) -i -r -e "s/^(USING_CROSS_COMPILER|CONFIG_(DEBUG.*|STATIC|SELINUX|BUILD_(AT_ONCE|LIBBUSYBOX)|FEATURE_(DEVFS|FULL_LIBBUSYBOX|SHARED_BUSYBOX|MTAB_SUPPORT|CLEAN_UP|UDHCP_DEBUG)|INSTALL_NO_USR))=.*/# \1 is not set/" .config
+       @./scripts/config/conf -o $(CONFIG_CONFIG_IN)
 
 
-busybox: $(OBJECTS) 
-       $(CC) $(LDFLAGS) -o $@ $^ $(LIBRARIES)
-       $(STRIP)
+allbareconfig: scripts/config/conf
+       @./scripts/config/conf -y $(CONFIG_CONFIG_IN)
+       @$(SED) -i -r -e "s/^(USING_CROSS_COMPILER|CONFIG_(DEBUG|STATIC|SELINUX|DEVFSD|NC_GAPING_SECURITY_HOLE|BUILD_AT_ONCE)).*/# \1 is not set/" .config
+       @$(SED) -i -e "/FEATURE/s/=.*//;/^[^#]/s/.*FEATURE.*/# \0 is not set/;" .config
+       @echo "CONFIG_FEATURE_BUFFERS_GO_ON_STACK=y" >> .config
+       @yes n | ./scripts/config/conf -o $(CONFIG_CONFIG_IN)
 
-busybox.links: busybox.def.h
-       - ./busybox.mkll | sort >$@
+else # ifneq ($(strip $(HAVE_DOT_CONFIG)),y)
 
-nfsmount.o cmdedit.o: %.o: %.h
-$(OBJECTS): %.o: busybox.def.h internal.h  %.c Makefile
+all: busybox busybox.links doc
 
-utility.o: loop.h
+# In this section, we need .config
+-include $(top_builddir)/.config.cmd
+include $(patsubst %,%/Makefile.in, $(SRC_DIRS))
+
+endif # ifneq ($(strip $(HAVE_DOT_CONFIG)),y)
+
+-include $(top_builddir)/.config
+-include $(top_builddir)/.depend
+
+
+ifeq ($(strip $(CONFIG_BUILD_AT_ONCE)),y)
+libraries-y:=
+# Which parts of the internal libs are requested?
+# Per default we only want what was actually selected.
+# -a denotes all while -y denotes the selected ones.
+ifeq ($(strip $(CONFIG_FEATURE_FULL_LIBBUSYBOX)),y)
+LIBRARY_DEFINE:=$(LIBRARY_DEFINE-a)
+LIBRARY_SRC   :=$(LIBRARY_SRC-a)
+else # CONFIG_FEATURE_FULL_LIBBUSYBOX
+LIBRARY_DEFINE:=$(LIBRARY_DEFINE-y)
+LIBRARY_SRC   :=$(LIBRARY_SRC-y)
+endif # CONFIG_FEATURE_FULL_LIBBUSYBOX
+APPLET_SRC:=$(APPLET_SRC-y)
+APPLETS_DEFINE:=$(APPLETS_DEFINE-y)
+else  # CONFIG_BUILD_AT_ONCE
+# no --combine, build archives out of the individual .o
+# This was the old way the binary was built.
+libbusybox-obj:=archival/libunarchive/libunarchive.a \
+       networking/libiproute/libiproute.a \
+       libpwdgrp/libpwdgrp.a \
+       coreutils/libcoreutils/libcoreutils.a \
+       libbb/libbb.a
+libbusybox-obj:=$(patsubst %,$(top_builddir)/%,$(libbusybox-obj))
+
+ifeq ($(strip $(CONFIG_FEATURE_SHARED_BUSYBOX)),y)
+# linking against libbusybox, so don't build the .a already contained in the .so
+libraries-y:=$(filter-out $(libbusybox-obj),$(libraries-y))
+endif # CONFIG_FEATURE_SHARED_BUSYBOX
+endif # CONFIG_BUILD_AT_ONCE
+
+
+ifeq ($(strip $(CONFIG_BUILD_LIBBUSYBOX)),y)
+LD_LIBBUSYBOX:=libbusybox.so
+LIBBUSYBOX_SONAME:=$(LD_LIBBUSYBOX).$(MAJOR_VERSION).$(MINOR_VERSION).$(SUBLEVEL_VERSION)
+DO_INSTALL_LIBS:=$(LD_LIBBUSYBOX) \
+       $(LD_LIBBUSYBOX).$(MAJOR_VERSION) \
+       $(LD_LIBBUSYBOX).$(MAJOR_VERSION).$(MINOR_VERSION)
+endif # CONFIG_BUILD_LIBBUSYBOX
+
+ifeq ($(strip $(CONFIG_BUILD_AT_ONCE)),y)
+ifneq ($(strip $(CONFIG_FEATURE_SHARED_BUSYBOX)),y)
+# --combine but not linking against libbusybox, so compile all
+BUSYBOX_SRC   := $(LIBRARY_SRC)
+BUSYBOX_DEFINE:= $(LIBRARY_DEFINE)
+endif # !CONFIG_FEATURE_SHARED_BUSYBOX
+$(LIBBUSYBOX_SONAME): $(LIBRARY_SRC)
+else # CONFIG_BUILD_AT_ONCE
+$(LIBBUSYBOX_SONAME): $(libbusybox-obj)
+endif # CONFIG_BUILD_AT_ONCE
+
+ifeq ($(strip $(CONFIG_FEATURE_SHARED_BUSYBOX)),y)
+LDBUSYBOX:=-L$(top_builddir) -lbusybox
+endif
+
+ifeq ($(strip $(CONFIG_BUILD_LIBBUSYBOX)),y)
+$(LIBBUSYBOX_SONAME):
+ifndef MAJOR_VERSION
+       $(error MAJOR_VERSION needed for $@ is not defined)
+endif
+       $(do_link) $(LIB_CFLAGS) $(CFLAGS_COMBINE) \
+       -Wl,-soname=$(LD_LIBBUSYBOX).$(MAJOR_VERSION) \
+       -Wl,-z,combreloc $(LIB_LDFLAGS) \
+       -o $(@) \
+       -Wl,--start-group -Wl,--whole-archive \
+       $(LIBRARY_DEFINE) $(^) \
+       -Wl,--no-whole-archive -Wl,--end-group
+       @rm -f $(DO_INSTALL_LIBS)
+       @for i in $(DO_INSTALL_LIBS); do ln -s $(@) $$i ; done
+       $(do_strip)
+
+endif # ifeq ($(strip $(CONFIG_BUILD_LIBBUSYBOX)),y)
+
+busybox_unstripped: .depend $(LIBBUSYBOX_SONAME) $(BUSYBOX_SRC) $(libraries-y)
+       $(do_link) $(PROG_CFLAGS) $(PROG_LDFLAGS) $(CFLAGS_COMBINE) \
+       -o $@ -Wl,--start-group  \
+       $(APPLETS_DEFINE) $(APPLET_SRC) \
+       $(BUSYBOX_DEFINE) $(BUSYBOX_SRC) $(libraries-y) \
+       $(LDBUSYBOX) $(LIBRARIES) \
+       -Wl,--end-group
+
+busybox: busybox_unstripped
+       $(Q)cp busybox_unstripped busybox
+       $(do_strip)
+
+%.bflt: %_unstripped
+       $(do_elf2flt)
+
+busybox.links: $(top_srcdir)/applets/busybox.mkll include/bb_config.h $(top_srcdir)/include/applets.h
+       $(Q)-$(SHELL) $^ >$@
+
+install: $(top_srcdir)/applets/install.sh busybox busybox.links
+       $(Q)DO_INSTALL_LIBS="$(strip $(LIBBUSYBOX_SONAME) $(DO_INSTALL_LIBS))" \
+               $(SHELL) $< $(PREFIX) $(INSTALL_OPTS)
+ifeq ($(strip $(CONFIG_FEATURE_SUID)),y)
+       @echo
+       @echo
+       @echo --------------------------------------------------
+       @echo You will probably need to make your busybox binary
+       @echo setuid root to ensure all configured applets will
+       @echo work properly.
+       @echo --------------------------------------------------
+       @echo
+endif
+
+uninstall: busybox.links
+       rm -f $(PREFIX)/bin/busybox
+       for i in `cat busybox.links` ; do rm -f $(PREFIX)$$i; done
+ifneq ($(strip $(DO_INSTALL_LIBS)),n)
+       for i in $(LIBBUSYBOX_SONAME) $(DO_INSTALL_LIBS); do \
+               rm -f $(PREFIX)$$i; \
+       done
+endif
 
-loop.h:
-       @./mk_loop_h.sh
+# see if we are in verbose mode
+KBUILD_VERBOSE :=
+ifdef V
+  ifeq ("$(origin V)", "command line")
+    KBUILD_VERBOSE := $(V)
+  endif
+endif
+ifneq ($(strip $(KBUILD_VERBOSE)),)
+  CHECK_VERBOSE := -v
+# ARFLAGS+=v
+endif
+check test: busybox
+       bindir=$(top_builddir) srcdir=$(top_srcdir)/testsuite \
+       $(top_srcdir)/testsuite/runtest $(CHECK_VERBOSE)
+
+.PHONY: checkhelp
+checkhelp:
+       $(Q)$(top_srcdir)/scripts/checkhelp.awk \
+               $(wildcard $(patsubst %,%/Config.in,$(SRC_DIRS) ./))
+.PHONY: sizes
+sizes: busybox_unstripped
+       $(NM) --size-sort $(<)
+.PHONY: bloatcheck
+bloatcheck: busybox_old busybox_unstripped
+       @$(top_srcdir)/scripts/bloat-o-meter busybox_old busybox_unstripped
+
+.PHONY: objsizes
+objsizes: busybox_unstripped
+       $(SHELL) $(top_srcdir)/scripts/objsizes
+
+# Documentation Targets
+doc: docs/busybox.pod docs/BusyBox.txt docs/BusyBox.1 docs/BusyBox.html
+
+docs/busybox.pod : $(top_srcdir)/docs/busybox_header.pod $(top_srcdir)/include/usage.h $(top_srcdir)/docs/busybox_footer.pod $(top_srcdir)/docs/autodocifier.pl
+       $(disp_doc)
+       $(Q)-mkdir -p docs
+       $(Q)-( cat $(top_srcdir)/docs/busybox_header.pod ; \
+           $(top_srcdir)/docs/autodocifier.pl $(top_srcdir)/include/usage.h ; \
+           cat $(top_srcdir)/docs/busybox_footer.pod ; ) > docs/busybox.pod
 
-test tests:
-       cd tests && $(MAKE) all
+docs/BusyBox.txt: docs/busybox.pod
+       $(disp_doc)
+       $(Q)-mkdir -p docs
+       $(Q)-pod2text $< > $@
+
+docs/BusyBox.1: docs/busybox.pod
+       $(disp_doc)
+       $(Q)-mkdir -p docs
+       $(Q)-pod2man --center=BusyBox --release="version $(VERSION)" \
+               $< > $@
+
+docs/BusyBox.html: docs/busybox.net/BusyBox.html
+       $(disp_doc)
+       $(Q)-mkdir -p docs
+       $(Q)-rm -f docs/BusyBox.html
+       $(Q)-cp docs/busybox.net/BusyBox.html docs/BusyBox.html
+
+docs/busybox.net/BusyBox.html: docs/busybox.pod
+       $(Q)-mkdir -p docs/busybox.net
+       $(Q)-pod2html --noindex $< > \
+           docs/busybox.net/BusyBox.html
+       $(Q)-rm -f pod2htm*
+
+# The nifty new dependency stuff
+scripts/bb_mkdep: $(top_srcdir)/scripts/bb_mkdep.c
+       $(do_link.h)
+
+DEP_INCLUDES := include/bb_config.h
+
+ifeq ($(strip $(CONFIG_BBCONFIG)),y)
+DEP_INCLUDES += include/bbconfigopts.h
+
+include/bbconfigopts.h: .config
+       $(disp_gen)
+       $(Q)$(top_srcdir)/scripts/config/mkconfigs > $@
+endif
+
+scripts/usage: $(top_srcdir)/scripts/usage.c .config
+       $(do_link.h) -I$(top_srcdir)/include
+
+DEP_INCLUDES += include/usage_compressed.h
+include/usage_compressed.h: .config scripts/usage
+       $(Q)sh $(top_srcdir)/scripts/usage_compressed "$(top_srcdir)/scripts" > $@
+
+depend dep: .depend
+.depend: scripts/bb_mkdep $(DEP_INCLUDES)
+       $(disp_gen)
+       $(Q)rm -f .depend
+       $(Q)mkdir -p include/config
+       $(Q)scripts/bb_mkdep -I $(top_srcdir)/include $(top_srcdir) > $@.tmp
+       $(Q)mv $@.tmp $@
+
+include/bb_config.h: .config
+       @if [ ! -x $(top_builddir)/scripts/config/conf ] ; then \
+           $(MAKE) -C scripts/config conf; \
+       fi;
+       @$(top_builddir)/scripts/config/conf -o $(CONFIG_CONFIG_IN)
 
 clean:
-       cd tests && $(MAKE) 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
-       - rm -rf docs/busybox _install
-       - rm -f busybox.links *~ *.o core
+       - $(MAKE) -C scripts/config $@
+       - rm -f docs/busybox.dvi docs/busybox.ps \
+           docs/busybox.pod docs/busybox.net/busybox.html \
+           docs/busybox pod2htm* *.gdb *.elf *~ core .*config.log \
+           docs/BusyBox.txt docs/BusyBox.1 docs/BusyBox.html \
+           docs/busybox.net/BusyBox.html busybox.links \
+           libbusybox.so* \
+           .config.old busybox busybox_unstripped
+       - rm -r -f _install testsuite/links
+       - find . -name .\*.flags -o -name \*.o  -o -name \*.om \
+           -o -name \*.os -o -name \*.osm -o -name \*.a | xargs rm -f
 
 distclean: clean
-       - rm -f busybox
-       - cd tests && $(MAKE) distclean
-
-install: busybox busybox.links
-       ./install.sh $(PREFIX)
-
-install-hardlinks: busybox busybox.links
-       ./install.sh $(PREFIX) --hardlinks
-
-dist release: distclean doc
-       cd ..;                                  \
-       rm -rf busybox-$(VERSION);              \
-       cp -a busybox busybox-$(VERSION);       \
-                                               \
-       find busybox-$(VERSION)/ -type d        \
-                                -name CVS      \
-                                -print         \
-               | xargs rm -rf;                 \
-                                               \
-       find busybox-$(VERSION)/ -type f        \
-                                -name .cvsignore \
-                                -print         \
-               | xargs rm -f;                  \
-                                               \
-       find busybox-$(VERSION)/ -type f        \
-                                -name .\#*     \
-                                -print         \
-               | xargs rm -f;                  \
-                                               \
-       tar -cvzf busybox-$(VERSION).tar.gz busybox-$(VERSION)/;
-
-.PHONY: tags
+       rm -f scripts/bb_mkdep scripts/usage
+       rm -r -f include/config include/_usage.h include/config.h $(DEP_INCLUDES)
+       find . -name .depend'*' -print0 | xargs -0 rm -f
+       rm -f .hdepend
+       rm -f .config .config.old .config.cmd
+
+release: distclean #doc
+       cd ..; \
+       rm -r -f $(PROG)-$(VERSION); \
+       cp -a busybox $(PROG)-$(VERSION); \
+       \
+       find $(PROG)-$(VERSION)/ -type d \
+               -name .svn \
+               -print \
+               -exec rm -r -f {} \; ; \
+       \
+       find $(PROG)-$(VERSION)/ -type f \
+               -name .\#* \
+               -print \
+               -exec rm -f {} \; ; \
+       \
+       tar -cvzf $(PROG)-$(VERSION).tar.gz $(PROG)-$(VERSION)/;
+
 tags:
        ctags -R .
+
+
+endif # ifeq ($(skip-makefile),)
+
+.PHONY: dummy subdirs release distclean clean config oldconfig \
+       menuconfig tags check test depend dep buildtree