+ @exit 1
+
+endif # CONFIG_MODULES
+
+###
+# Cleaning is done on three levels.
+# make clean Delete most generated files
+# Leave enough to build external modules
+# make mrproper Delete the current configuration, and all generated files
+# make distclean Remove editor backup files, patch leftover files and the like
+
+# Directories & files removed with 'make clean'
+CLEAN_DIRS += $(MODVERDIR) _install 0_lib
+CLEAN_FILES += busybox busybox_unstripped* busybox.links \
+ System.map .kernelrelease \
+ .tmp_kallsyms* .tmp_version .tmp_busybox* .tmp_System.map
+
+# Directories & files removed with 'make mrproper'
+MRPROPER_DIRS += include/config include2
+MRPROPER_FILES += .config .config.old include/asm .version .old_version \
+ include/NUM_APPLETS.h \
+ include/autoconf.h \
+ include/bbconfigopts.h \
+ include/bbconfigopts_bz2.h \
+ include/usage_compressed.h \
+ include/applet_tables.h \
+ include/applets.h \
+ include/usage.h \
+ applets/usage \
+ .kernelrelease Module.symvers tags TAGS cscope* \
+ busybox_old
+
+# clean - Delete most, but leave enough to build external modules
+#
+clean: rm-dirs := $(CLEAN_DIRS)
+clean: rm-files := $(CLEAN_FILES)
+clean-dirs := $(addprefix _clean_,$(srctree) $(busybox-alldirs))
+
+PHONY += $(clean-dirs) clean archclean
+$(clean-dirs):
+ $(Q)$(MAKE) $(clean)=$(patsubst _clean_%,%,$@)
+
+clean: archclean $(clean-dirs)
+ $(call cmd,rmdirs)
+ $(call cmd,rmfiles)
+ @find . $(RCS_FIND_IGNORE) \
+ \( -name '*.[oas]' -o -name '*.ko' -o -name '.*.cmd' \
+ -o -name '.*.d' -o -name '.*.tmp' -o -name '*.mod.c' \) \
+ -type f -print | xargs rm -f
+
+PHONY += doc-clean
+doc-clean: rm-files := docs/busybox.pod \
+ docs/BusyBox.html docs/busybox.1 docs/BusyBox.txt
+doc-clean:
+ $(call cmd,rmfiles)
+
+# mrproper - Delete all generated files, including .config
+#
+mrproper: rm-dirs := $(wildcard $(MRPROPER_DIRS))
+mrproper: rm-files := $(wildcard $(MRPROPER_FILES))
+mrproper-dirs := $(addprefix _mrproper_,scripts)
+
+PHONY += $(mrproper-dirs) mrproper archmrproper
+$(mrproper-dirs):
+ $(Q)$(MAKE) $(clean)=$(patsubst _mrproper_%,%,$@)
+
+mrproper: clean archmrproper $(mrproper-dirs)
+ $(call cmd,rmdirs)
+ $(call cmd,rmfiles)
+ @find . -name Config.src | sed 's/.src$$/.in/' | xargs -r rm -f
+ @find . -name Kbuild.src | sed 's/.src$$//' | xargs -r rm -f
+
+# distclean
+#
+PHONY += distclean
+
+distclean: mrproper
+ @find $(srctree) $(RCS_FIND_IGNORE) \
+ \( -name '*.orig' -o -name '*.rej' -o -name '*~' \
+ -o -name '*.bak' -o -name '#*#' -o -name '.*.orig' \
+ -o -name '.*.rej' -o -name '*.tmp' -o -size 0 \
+ -o -name '*%' -o -name '.*.cmd' -o -name 'core' \) \
+ -type f -print | xargs rm -f
+
+
+# Packaging of the kernel to various formats
+# ---------------------------------------------------------------------------
+# rpm target kept for backward compatibility
+package-dir := $(srctree)/scripts/package
+
+%pkg: FORCE
+ $(Q)$(MAKE) $(build)=$(package-dir) $@
+rpm: FORCE
+ $(Q)$(MAKE) $(build)=$(package-dir) $@
+
+
+# Brief documentation of the typical targets used
+# ---------------------------------------------------------------------------
+
+boards := $(wildcard $(srctree)/configs/*_defconfig)
+boards := $(notdir $(boards))
+
+-include $(srctree)/Makefile.help
+
+# Documentation targets
+# ---------------------------------------------------------------------------
+%docs: scripts_basic FORCE
+ $(Q)$(MAKE) $(build)=Documentation/DocBook $@
+
+else # KBUILD_EXTMOD
+
+###
+# External module support.
+# When building external modules the kernel used as basis is considered
+# read-only, and no consistency checks are made and the make
+# system is not used on the basis kernel. If updates are required
+# in the basis kernel ordinary make commands (without M=...) must
+# be used.
+#
+# The following are the only valid targets when building external
+# modules.
+# make M=dir clean Delete all automatically generated files
+# make M=dir modules Make all modules in specified dir
+# make M=dir Same as 'make M=dir modules'
+# make M=dir modules_install
+# Install the modules build in the module directory
+# Assumes install directory is already created
+
+# We are always building modules
+KBUILD_MODULES := 1
+PHONY += crmodverdir
+crmodverdir:
+ $(Q)mkdir -p $(MODVERDIR)
+ $(Q)rm -f $(MODVERDIR)/*
+
+PHONY += $(objtree)/Module.symvers
+$(objtree)/Module.symvers:
+ @test -e $(objtree)/Module.symvers || ( \
+ echo; \
+ echo " WARNING: Symbol version dump $(objtree)/Module.symvers"; \
+ echo " is missing; modules will have no dependencies and modversions."; \
+ echo )
+
+module-dirs := $(addprefix _module_,$(KBUILD_EXTMOD))
+PHONY += $(module-dirs) modules
+$(module-dirs): crmodverdir $(objtree)/Module.symvers
+ $(Q)$(MAKE) $(build)=$(patsubst _module_%,%,$@)
+
+modules: $(module-dirs)
+ @echo ' Building modules, stage 2.';
+ $(Q)$(MAKE) -rR -f $(srctree)/scripts/Makefile.modpost
+
+PHONY += modules_install
+modules_install: _emodinst_ _emodinst_post
+
+install-dir := $(if $(INSTALL_MOD_DIR),$(INSTALL_MOD_DIR),extra)
+PHONY += _emodinst_
+_emodinst_:
+ $(Q)mkdir -p $(MODLIB)/$(install-dir)
+ $(Q)$(MAKE) -rR -f $(srctree)/scripts/Makefile.modinst
+
+# Run depmod only is we have System.map and depmod is executable
+quiet_cmd_depmod = DEPMOD $(KERNELRELEASE)
+ cmd_depmod = if [ -r System.map -a -x $(DEPMOD) ]; then \
+ $(DEPMOD) -ae -F System.map \
+ $(if $(strip $(INSTALL_MOD_PATH)), \
+ -b $(INSTALL_MOD_PATH) -r) \
+ $(KERNELRELEASE); \
+ fi
+
+PHONY += _emodinst_post
+_emodinst_post: _emodinst_
+ $(call cmd,depmod)
+
+clean-dirs := $(addprefix _clean_,$(KBUILD_EXTMOD))
+
+PHONY += $(clean-dirs) clean
+$(clean-dirs):
+ $(Q)$(MAKE) $(clean)=$(patsubst _clean_%,%,$@)
+
+clean: rm-dirs := $(MODVERDIR)
+clean: $(clean-dirs)
+ $(call cmd,rmdirs)
+ @find $(KBUILD_EXTMOD) $(RCS_FIND_IGNORE) \
+ \( -name '*.[oas]' -o -name '*.ko' -o -name '.*.cmd' \
+ -o -name '.*.d' -o -name '.*.tmp' -o -name '*.mod.c' \) \
+ -type f -print | xargs rm -f
+
+# Dummies...
+PHONY += prepare scripts
+prepare: ;
+scripts: ;
+endif # KBUILD_EXTMOD
+
+# Generate tags for editors
+# ---------------------------------------------------------------------------
+
+#We want __srctree to totally vanish out when KBUILD_OUTPUT is not set
+#(which is the most common case IMHO) to avoid unneeded clutter in the big tags file.
+#Adding $(srctree) adds about 20M on i386 to the size of the output file!
+
+ifeq ($(src),$(obj))
+__srctree =
+else
+__srctree = $(srctree)/