# Licensed under GPLv2, see the file LICENSE in this tarball for details.
#
-#--------------------------------------------------------------
-# You shouldn't need to mess with anything beyond this point...
-#--------------------------------------------------------------
-noconfig_targets := menuconfig config oldconfig randconfig \
+# You shouldn't have to edit anything in this file for configuration
+# purposes, try "make help" or read http://busybox.net/FAQ.html.
+
+.PHONY: dummy subdirs release distclean clean config oldconfig menuconfig \
+ tags check test depend dep buildtree hosttools _all checkhelp \
+ sizes bloatcheck baseline objsizes
+
+noconfig_targets := menuconfig config oldconfig randconfig hosttools \
defconfig allyesconfig allnoconfig allbareconfig \
+ clean distclean help \
release tags
# the toplevel sourcedir
ifndef top_srcdir
-top_srcdir:=$(shell cd $(dir $(firstword $(MAKEFILE_LIST))) && pwd)
+top_srcdir=$(CURDIR)
endif
# toplevel directory of the object-tree
ifndef top_builddir
-top_builddir:=$(CURDIR)
+top_builddir=$(CURDIR)
endif
export srctree=$(top_srcdir)
SRC_DIRS:=$(patsubst %,$(top_srcdir)/%,$(DIRS))
# That's our default target when none is given on the command line
-.PHONY: _all
+_all:
-_all: all
+CONFIG_CONFIG_IN = $(top_srcdir)/Config.in
-# see if we are in verbose mode
-ifdef VERBOSE
- CHECK_VERBOSE := -v
- PACKAGE_BE_VERBOSE := $(VERBOSE)
-endif
-ifdef V
- CHECK_VERBOSE := -v
- PACKAGE_BE_VERBOSE := $(V)
-endif
+ifeq ($(KBUILD_SRC),)
ifdef O
ifeq ("$(origin O)", "command line")
- PACKAGE_OUTPUTDIR := $(shell cd $(O) && pwd)
- top_builddir := $(PACKAGE_OUTPUTDIR)
+ KBUILD_OUTPUT := $(O)
+ top_builddir := $(O)
endif
else
# If no alternate output-dir was specified, we build in cwd
- PACKAGE_OUTPUTDIR := $(top_builddir)
+# 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 := $(top_builddir)
endif
-#######################################################################
-# Try to workaround bugs in make
-
-# Workaround for bugs in make-3.80
-# eval is broken if it is in a conditional
-
-#$ cat 3.80-eval-in-cond.mak
-#all:: ; @echo it
-#define Y
-# all:: ; @echo worked
-#endef
-#ifdef BAR
-#$(eval $(Y))
-#endif
-#$ make -f 3.80-eval-in-cond.mak
-#it
-#$ make -f 3.80-eval-in-cond.mak BAR=set
-#3.80-eval-in-cond.mak:5: *** missing `endif'. Stop.
-
-# This was fixed in December 2003.
-define check_gcc
-$(eval $(1)+=$(if $(2),$(if $(shell $(CC) $(2) -S -o /dev/null -xc /dev/null > /dev/null 2>&1 && echo y),$(2),$(if $(3),$(3))),$(if $(3),$(3))))
-endef
-
-define check_ld
-$(eval $(1)+=$(if $(2),$(if $(shell $(LD) $(2) -o /dev/null -b binary /dev/null > /dev/null 2>&1 && echo y),$(shell echo \-Wl,$(2)),$(if $(3),$(3))),$(if $(3),$(3))))
-endef
-
-#######################################################################
-
-
+ifneq ($(strip $(HAVE_DOT_CONFIG)),y)
+# pull in OS specific commands like cp, mkdir, etc. early
-include $(top_srcdir)/Rules.mak
+endif
-# Handle building out of tree
-ifneq ($(top_builddir),$(top_srcdir))
-all_tree := $(patsubst %,$(top_builddir)/%,$(DIRS) scripts scripts/config include include/config)
+# All object directories.
+OBJ_DIRS := $(DIRS)
+all_tree := $(patsubst %,$(top_builddir)/%,$(OBJ_DIRS) scripts scripts/config include)
+all_tree: $(all_tree)
$(all_tree):
@mkdir -p "$@"
-saved-output := $(PACKAGE_OUTPUTDIR)
-
-$(if $(wildcard $(PACKAGE_OUTPUTDIR)),, \
+ifneq ($(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: $(MAKECMDGOALS)
-$(PACKAGE_OUTPUTDIR)/Rules.mak:
+$(filter-out _all,$(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) >> $@
- @echo top_builddir=$(PACKAGE_OUTPUTDIR) >> $@
- @echo include $$\(top_srcdir\)/Rules.mak >> $@
+ @echo top_builddir=$(KBUILD_OUTPUT) >> $@
+ @echo include $(top_srcdir)/Rules.mak >> $@
-$(PACKAGE_OUTPUTDIR)/Makefile:
+$(KBUILD_OUTPUT)/Makefile:
@echo > $@
@echo top_srcdir=$(top_srcdir) >> $@
- @echo top_builddir=$(PACKAGE_OUTPUTDIR) >> $@
- @echo PACKAGE_SOURCEDIR='$$(top_srcdir)' >> $@
- @echo include '$$(PACKAGE_SOURCEDIR)'/Makefile >> $@
+ @echo top_builddir=$(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),)
-buildtree := $(all_tree) $(PACKAGE_OUTPUTDIR)/Rules.mak $(PACKAGE_OUTPUTDIR)/Makefile
+ifeq ($(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 | $(buildtree)
- @cp $(top_srcdir)/scripts/config/Makefile $@
+scripts/config/Makefile: $(top_srcdir)/scripts/config/Makefile
+ cp $< $@
-else
-all_tree := include/config
-$(all_tree):
- @mkdir -p "$@"
-buildtree := $(all_tree)
-endif # ifneq ($(PACKAGE_OUTPUTDIR),$(top_srcdir))
+_all: all
help:
@echo 'Cleaning:'
@echo ' defconfig - set .config to largest generic configuration'
@echo ' menuconfig - interactive curses-based configurator'
@echo ' oldconfig - resolve any unresolved symbols in .config'
+ @echo ' hosttools - build sed for the host.'
+ @echo ' You can use these commands if the commands on the host'
+ @echo ' is unusable. Afterwards use it like:'
+ @echo ' make SED="$(top_builddir)/sed"'
@echo
@echo 'Installation:'
- @echo ' install - install busybox into $prefix'
+ @echo ' install - install busybox into $(PREFIX)'
@echo ' uninstall'
@echo
@echo 'Development:'
+ @echo ' baseline - create busybox_old for bloatcheck.'
+ @echo ' bloatcheck - show size difference between old and new versions'
@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
- @echo 'Make flags:'
- @echo ' V=<number> - print verbose make output (default: unset)'
- @echo ' 0 print CC invocations'
- @echo ' 1'
- @echo ' 2 also print when make enters a directory'
- @echo ' 3 also verbosely print shell invocations'
+
+
+include $(top_srcdir)/Rules.mak
ifneq ($(strip $(HAVE_DOT_CONFIG)),y)
+
# Default target if none was requested explicitly
-all: defconfig menuconfig ;
+all: menuconfig
-ifneq ($(filter-out $(noconfig_targets),$(MAKECMDGOALS)),)
# 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 "Please refer to 'make help', section Configuration."
@echo ""
@exit 1
-else
-# Avoid implicit rule to kick in by using an empty command
-.config: $(buildtree) ;
-endif
-endif # ifneq ($(strip $(HAVE_DOT_CONFIG)),y)
-
# configuration
# ---------------------------------------------------------------------------
-CONFIG_CONFIG_IN = $(top_srcdir)/Config.in
-
scripts/config/conf: scripts/config/Makefile
$(Q)$(MAKE) -C scripts/config conf
+ -@if [ ! -f .config ] ; then \
+ touch .config; \
+ fi
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)
config: scripts/config/conf
@./scripts/config/conf -r $(CONFIG_CONFIG_IN)
allyesconfig: scripts/config/conf
- @./scripts/config/conf -y $(CONFIG_CONFIG_IN)
+ @./scripts/config/conf -y $(CONFIG_CONFIG_IN) > /dev/null
@$(SED) -i -r -e "s/^(USING_CROSS_COMPILER)=.*/# \1 is not set/" .config
- @./scripts/config/conf -o $(CONFIG_CONFIG_IN)
+ @./scripts/config/conf -o $(CONFIG_CONFIG_IN) > /dev/null
allnoconfig: scripts/config/conf
- @./scripts/config/conf -n $(CONFIG_CONFIG_IN)
+ @./scripts/config/conf -n $(CONFIG_CONFIG_IN) > /dev/null
# 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)
+ @./scripts/config/conf -y $(CONFIG_CONFIG_IN) > /dev/null
@$(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)
+ @./scripts/config/conf -o $(CONFIG_CONFIG_IN) > /dev/null
+
allbareconfig: scripts/config/conf
- @./scripts/config/conf -y $(CONFIG_CONFIG_IN)
+ @./scripts/config/conf -y $(CONFIG_CONFIG_IN) > /dev/null
@$(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
- @./scripts/config/conf -o $(CONFIG_CONFIG_IN)
-
-ifeq ($(strip $(HAVE_DOT_CONFIG)),y)
+ @yes n | ./scripts/config/conf -o $(CONFIG_CONFIG_IN) > /dev/null
-# Load all Config.in
--include $(top_builddir)/.config.cmd
+hosttools:
+ $(Q)cp .config .config.bak || noold=yea
+ $(Q)$(MAKE) CC="$(HOSTCC)" CFLAGS="$(HOSTCFLAGS) $(INCS)" allnoconfig
+ $(Q)mv .config .config.in
+ $(Q)(grep -v CONFIG_SED .config.in ; \
+ echo "CONFIG_SED=y" ; ) > .config
+ $(Q)$(MAKE) CC="$(HOSTCC)" CFLAGS="$(HOSTCFLAGS) $(INCS)" oldconfig include/bb_config.h
+ $(Q)$(MAKE) CC="$(HOSTCC)" CFLAGS="$(HOSTCFLAGS) $(INCS)" busybox
+ $(Q)[ -f .config.bak ] && mv .config.bak .config || rm .config
+ mv busybox sed
+ @echo "Now do: $(MAKE) SED=$(top_builddir)/sed <target>"
-endif # ifeq ($(strip $(HAVE_DOT_CONFIG)),y)
+else # ifneq ($(strip $(HAVE_DOT_CONFIG)),y)
-# convert $(DIRS) to upper case. Use sed instead of tr since we're already
-# depending on it.
-DIRS_UPPER:=$(shell echo $(DIRS) | $(SED) 'h;y/abcdefghijklmnopqrstuvwxyz/ABCDEFGHIJKLMNOPQRSTUVWXYZ/')
+all: busybox busybox.links doc
-# First populate the variables ..._OBJ-y ...OBJ-m et al
-$(foreach d,$(DIRS_UPPER),$(eval $(notdir $(d))-y:=))
-$(foreach d,$(DIRS_UPPER),$(eval $(notdir $(d))-m:=))
+# In this section, we need .config
+-include $(top_builddir)/.config.cmd
+include $(patsubst %,%/Makefile.in, $(SRC_DIRS))
-include $(patsubst %,%/Makefile.in,$(SRC_DIRS))
+endif # ifneq ($(strip $(HAVE_DOT_CONFIG)),y)
-# Then we need the dependencies for ..._OBJ
-define dir_pattern.o
-ifeq ($(os),.os)
-# write patterns for both .os and .o
-$(if $($(1)_OBJ.os),$($(1)_OBJ.os:.os=.o): $(top_builddir)/$(2)/%.o: $(top_srcdir)/$(2)/%.c)
-endif
-$(if $($(1)_OBJ$(os)),$($(1)_OBJ$(os)): $(top_builddir)/$(2)/%$(os): $(top_srcdir)/$(2)/%.c)
-$(if $($(1)_OBJ),$($(1)_OBJ): $(top_builddir)/$(2)/%.o: $(top_srcdir)/$(2)/%.c)
-
-lib-obj-y+=$($(1)_OBJ) $($(1)_OBJ.o) $($(1)_OBJ.os)
-lib-mobj-y+=$($(1)_MOBJ.o) $($(1)_MOBJ.os)
-bin-obj-y+=$($(1)_OBJ:.os=.o) $($(1)_OBJ.o:.os=.o) $($(1)_OBJ.os:.os=.o)
-bin-mobj-y+=$($(1)_MOBJ.o:.osm=.om) $($(1)_MOBJ.os:.osm=.om)
-endef
-# The actual directory patterns for .o*
-$(foreach d,$(DIRS),$(eval $(call dir_pattern.o,$(subst /,_,$(d)),$(d))))
-
-ifeq ($(strip $(HAVE_DOT_CONFIG)),y)
-# Finally pull in the dependencies (headers and other includes) of the
-# individual object files
+-include $(top_builddir)/.config
-include $(top_builddir)/.depend
-# Everything is set.
-
-all: busybox busybox.links doc ;
-
-# Two modes of operation: legacy and IMA
-# Legacy mode builds each object through an individual invocation of CC
-# IMA compiles all sources at once (aka IPO aka IPA etc.)
-
ifeq ($(strip $(CONFIG_BUILD_AT_ONCE)),y)
-# We are not building .o
-bin-obj-y:=
-bin-mobj-y:=
+libraries-y:=
# Which parts of the internal libs are requested?
# Per default we only want what was actually selected.
# -a denotes all while -y denotes the selected ones.
else # CONFIG_BUILD_AT_ONCE
# no --combine, build archives out of the individual .o
# This was the old way the binary was built.
-libbusybox-obj:=$(archival_libunarchive_OBJ$(os)) \
- $(networking_libiproute_OBJ$(os)) \
- $(libpwdgrp_MOBJ$(os)) \
- $(coreutils_libcoreutils_OBJ$(os)) \
- $(libbb_OBJ$(os)) $(libbb_MOBJ$(os))
+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 $(CONFIG_FEATURE_SHARED_BUSYBOX)),y)
-# linking against libbusybox, so don't build the .o already contained in the .so
-bin-obj-y:=$(filter-out $(libbusybox-obj) $(libbusybox-obj:.os=.o),$(bin-obj-y))
-bin-mobj-y:=$(filter-out $(libbusybox-obj) $(libbusybox-obj:.osm=.om),$(bin-mobj-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
-# build an .a to keep .hash et al small
-ifneq ($(bin-obj-y)$(bin-mobj-y),)
- applets.a:=$(bin-obj-y) $(bin-mobj-y)
-endif
-ifdef applets.a
-applets.a: $(applets.a)
- $(do_ar)
-bin-obj.a=applets.a
-endif
ifeq ($(strip $(CONFIG_BUILD_LIBBUSYBOX)),y)
LD_LIBBUSYBOX:=libbusybox.so
DO_INSTALL_LIBS:=$(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 lib*.c
+# --combine but not linking against libbusybox, so compile all
BUSYBOX_SRC := $(LIBRARY_SRC)
BUSYBOX_DEFINE:= $(LIBRARY_DEFINE)
endif # !CONFIG_FEATURE_SHARED_BUSYBOX
$(LIBBUSYBOX_SONAME): $(libbusybox-obj)
endif # CONFIG_BUILD_AT_ONCE
-
ifeq ($(strip $(CONFIG_FEATURE_SHARED_BUSYBOX)),y)
LDBUSYBOX:=-L$(top_builddir) -lbusybox
endif
ifndef MAJOR_VERSION
$(error MAJOR_VERSION needed for $@ is not defined)
endif
- $(do_link) $(LIB_CFLAGS) $(LIB_LDFLAGS) $(CFLAGS_COMBINE) \
+ $(do_link) $(LIB_CFLAGS) $(CFLAGS_COMBINE) \
-Wl,-soname=$(LD_LIBBUSYBOX).$(MAJOR_VERSION) \
-Wl,-z,combreloc $(LIB_LDFLAGS) \
-o $(@) \
- -Wl,--start-group \
+ $(LD_START_GROUP) $(LD_WHOLE_ARCHIVE) \
$(LIBRARY_DEFINE) $(^) \
- -Wl,--end-group
+ $(LD_NO_WHOLE_ARCHIVE) $(LD_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: $(top_builddir)/.depend $(LIBBUSYBOX_SONAME) $(BUSYBOX_SRC) $(APPLET_SRC) $(bin-obj.a)
+busybox_unstripped: .depend $(LIBBUSYBOX_SONAME) $(BUSYBOX_SRC) $(APPLET_SRC) $(libraries-y)
$(do_link) $(PROG_CFLAGS) $(PROG_LDFLAGS) $(CFLAGS_COMBINE) \
- $(foreach f,$(^:.o=.c),$(CFLAGS-$(notdir $(patsubst %/$,%,$(dir $(f))))-$(notdir $(f)))) \
- $(CFLAGS-$(@)) \
- -o $@ -Wl,--start-group \
+ -o $@ $(LD_START_GROUP) \
$(APPLETS_DEFINE) $(APPLET_SRC) \
- $(BUSYBOX_DEFINE) $(BUSYBOX_SRC) \
- $(bin-obj.a) \
+ $(BUSYBOX_DEFINE) $(BUSYBOX_SRC) $(libraries-y) \
$(LDBUSYBOX) $(LIBRARIES) \
- -Wl,--end-group
+ $(LD_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) $^ >$@
done
endif
+# 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 $(CHECK_VERBOSE)
+ bindir=$(top_builddir) srcdir=$(top_srcdir)/testsuite SED="$(SED)" \
+ $(SHELL) $(top_srcdir)/testsuite/runtest $(CHECK_VERBOSE)
+
+checkhelp:
+ $(Q)$(top_srcdir)/scripts/checkhelp.awk \
+ $(wildcard $(patsubst %,%/Config.in,$(SRC_DIRS) ./))
sizes: busybox_unstripped
$(NM) --size-sort $(<)
+bloatcheck: busybox_old busybox_unstripped
+ @$(top_srcdir)/scripts/bloat-o-meter busybox_old busybox_unstripped
+
+baseline: busybox_unstripped
+ @mv busybox_unstripped busybox_old
+
+objsizes: busybox_unstripped
+ $(SHELL) $(top_srcdir)/scripts/objsizes
+
# Documentation Targets
-doc: docs/busybox.pod docs/BusyBox.txt docs/BusyBox.1 docs/BusyBox.html ;
+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)
$(Q)$(top_srcdir)/scripts/config/mkconfigs > $@
endif
-depend dep: $(top_builddir)/.depend ;
-$(top_builddir)/.depend: $(buildtree) scripts/bb_mkdep $(DEP_INCLUDES)
+ifeq ($(strip $(CONFIG_FEATURE_COMPRESS_USAGE)),y)
+USAGE_BIN:=scripts/usage
+$(USAGE_BIN): $(top_srcdir)/scripts/usage.c
+ $(do_link.h)
+
+DEP_INCLUDES += include/usage_compressed.h
+
+include/usage_compressed.h: .config $(USAGE_BIN)
+ $(Q)SED="$(SED)" $(SHELL) $(top_srcdir)/scripts/usage_compressed "$(top_builddir)/scripts" > $@
+endif # CONFIG_FEATURE_COMPRESS_USAGE
+
+# workaround alleged bug in make-3.80, make-3.81
+.NOTPARALLEL: .depend
+
+depend dep: .depend
+.depend: scripts/bb_mkdep $(USAGE_BIN) $(DEP_INCLUDES)
$(disp_gen)
$(Q)rm -f .depend
- $(Q)scripts/bb_mkdep $(MKDEP_ARGS) \
- -I $(top_srcdir)/include $(top_srcdir) > $@.tmp
+ $(Q)mkdir -p include/config
+ $(Q)scripts/bb_mkdep -I $(top_srcdir)/include $(top_srcdir) > $@.tmp
$(Q)mv $@.tmp $@
include/bb_config.h: .config
- $(disp_gen)
+ @if [ ! -x $(top_builddir)/scripts/config/conf ] ; then \
+ $(MAKE) -C scripts/config conf; \
+ fi;
@$(top_builddir)/scripts/config/conf -o $(CONFIG_CONFIG_IN)
-endif # ifeq ($(strip $(HAVE_DOT_CONFIG)),y)
-
clean:
+ - $(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 \
- $(DO_INSTALL_LIBS) $(LIBBUSYBOX_SONAME) \
- .config.old busybox
+ libbusybox.so* \
+ .config.old busybox busybox_unstripped
- rm -r -f _install testsuite/links
- - find . -name .\*.flags -exec rm -f {} \;
- - find . -name \*.o -exec rm -f {} \;
- - find . -name \*.om -exec rm -f {} \;
- - find . -name \*.os -exec rm -f {} \;
- - find . -name \*.a -exec rm -f {} \;
+ - find . -name .\*.flags -o -name \*.o -o -name \*.om \
+ -o -name \*.os -o -name \*.osm -o -name \*.a | xargs rm -f
distclean: clean
- - $(MAKE) -C scripts/config clean
- - rm -f scripts/bb_mkdep
- - rm -r -f include/config $(DEP_INCLUDES)
- - find . -name .depend'*' -exec rm -f {} \;
+ rm -f scripts/bb_mkdep scripts/usage
+ rm -r -f include/config include/config.h $(DEP_INCLUDES)
+ find . -name .depend'*' -print0 | xargs -0 rm -f
+ rm -f .hdepend
rm -f .config .config.old .config.cmd
release: distclean #doc
tags:
ctags -R .
-# keep these in sync with noconfig_targets above!
-.PHONY: dummy subdirs check test depend dep buildtree \
- menuconfig config oldconfig randconfig \
- defconfig allyesconfig allnoconfig allbareconfig \
- clean distclean \
- release tags
+
+endif # ifeq ($(skip-makefile),)
+