#--------------------------------------------------------------
noconfig_targets := menuconfig config oldconfig randconfig \
defconfig allyesconfig allnoconfig allbareconfig \
- clean distclean \
+ clean distclean help \
release tags
# the toplevel sourcedir
.PHONY: _all
_all:
-CONFIG_CONFIG_IN = $(top_srcdir)/sysdeps/$(TARGET_OS)/Config.in
-CONFIG_DEFCONFIG = $(top_srcdir)/sysdeps/$(TARGET_OS)/defconfig
+CONFIG_CONFIG_IN = $(top_srcdir)/Config.in
ifeq ($(KBUILD_SRC),)
.PHONY: $(MAKECMDGOALS)
$(filter-out _all,$(MAKECMDGOALS)) _all: $(KBUILD_OUTPUT)/Rules.mak $(KBUILD_OUTPUT)/Makefile all_tree
- $(MAKE) -C $(KBUILD_OUTPUT) \
+ $(Q)$(MAKE) -C $(KBUILD_OUTPUT) \
top_srcdir=$(top_srcdir) \
top_builddir=$(top_builddir) \
KBUILD_SRC=$(top_srcdir) \
@echo
@echo 'Configuration:'
@echo ' allnoconfig - disable all symbols in .config'
- @echo ' allyesconfig - enable (almost) all symbols in .config'
- @echo ' allbareconfig - enable all basics without any features'
+ @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 defaults'
+ @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 ' 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
# ---------------------------------------------------------------------------
scripts/config/conf: scripts/config/Makefile
- $(MAKE) -C scripts/config conf
+ $(Q)$(MAKE) -C scripts/config conf
-@if [ ! -f .config ] ; then \
- cp $(CONFIG_DEFCONFIG) .config; \
+ touch .config; \
fi
scripts/config/mconf: scripts/config/Makefile
- $(MAKE) -C scripts/config ncurses conf mconf
+ $(Q)$(MAKE) -C scripts/config ncurses conf mconf
-@if [ ! -f .config ] ; then \
- cp $(CONFIG_DEFCONFIG) .config; \
+ touch .config; \
fi
menuconfig: scripts/config/mconf
+ @[ -f .config ] || make $(MAKEFLAGS) defconfig
@./scripts/config/mconf $(CONFIG_CONFIG_IN)
config: scripts/config/conf
allyesconfig: scripts/config/conf
@./scripts/config/conf -y $(CONFIG_CONFIG_IN)
- sed -i -r -e "s/^(CONFIG_DEBUG|USING_CROSS_COMPILER|CONFIG_STATIC|CONFIG_SELINUX|CONFIG_FEATURE_DEVFS).*/# \1 is not set/" .config
- echo "CONFIG_FEATURE_SHARED_BUSYBOX=y" >> .config
+ @$(SED) -i -r -e "s/^(USING_CROSS_COMPILER)=.*/# \1 is not set/" .config
@./scripts/config/conf -o $(CONFIG_CONFIG_IN)
allnoconfig: scripts/config/conf
@./scripts/config/conf -n $(CONFIG_CONFIG_IN)
+# 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 -d $(CONFIG_CONFIG_IN)
+ @./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)
+
allbareconfig: scripts/config/conf
@./scripts/config/conf -y $(CONFIG_CONFIG_IN)
- @sed -i -r -e "s/^(USING_CROSS_COMPILER|CONFIG_(DEBUG|STATIC|SELINUX|DEVFSD|NC_GAPING_SECURITY_HOLE)).*/# \1 is not set/" .config
- @sed -i -e "/FEATURE/s/=.*//;/^[^#]/s/.*FEATURE.*/# \0 is not set/;" .config
+ @$(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)
+ @yes n | ./scripts/config/conf -o $(CONFIG_CONFIG_IN)
else # ifneq ($(strip $(HAVE_DOT_CONFIG)),y)
-include $(top_builddir)/.depend
-ifeq ($(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).$(MINOR_VERSION)
-
-ifeq ($(CONFIG_BUILD_AT_ONCE),y)
+ifeq ($(strip $(CONFIG_BUILD_AT_ONCE)),y)
+libraries-y:=
# Which parts of the internal libs are requested?
# Per default we only want what was actually selected.
-ifeq ($(CONFIG_FEATURE_FULL_LIBBUSYBOX),y)
+# -a denotes all while -y denotes the selected ones.
+ifeq ($(strip $(CONFIG_FEATURE_FULL_LIBBUSYBOX)),y)
LIBRARY_DEFINE:=$(LIBRARY_DEFINE-a)
LIBRARY_SRC :=$(LIBRARY_SRC-a)
-$(LIBBUSYBOX_SONAME): $(LIBRARY_SRC)
-else
+else # CONFIG_FEATURE_FULL_LIBBUSYBOX
LIBRARY_DEFINE:=$(LIBRARY_DEFINE-y)
LIBRARY_SRC :=$(LIBRARY_SRC-y)
-$(LIBBUSYBOX_SONAME): $(LIBRARY_SRC)
-endif
+endif # CONFIG_FEATURE_FULL_LIBBUSYBOX
+APPLET_SRC:=$(APPLET_SRC-y)
+APPLETS_DEFINE:=$(APPLETS_DEFINE-y)
else # CONFIG_BUILD_AT_ONCE
+# no --combine, build archives out of the individual .o
+# This was the old way the binary was built.
libbusybox-obj:=archival/libunarchive/libunarchive.a \
networking/libiproute/libiproute.a \
libpwdgrp/libpwdgrp.a \
libbb/libbb.a
libbusybox-obj:=$(patsubst %,$(top_builddir)/%,$(libbusybox-obj))
-$(LIBBUSYBOX_SONAME): $(libbusybox-obj)
+ifeq ($(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).$(MINOR_VERSION)
+endif # CONFIG_BUILD_LIBBUSYBOX
-LIBRARY_DEFINE:=
-LIBRARY_SRC :=
+ifeq ($(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
- $(CC) $(CFLAGS) $(EXTRA_CFLAGS) $(LDFLAGS) -shared \
- $(CFLAGS_PIC) \
+ $(do_link) $(LIB_CFLAGS) $(CFLAGS_COMBINE) \
-Wl,-soname=$(LD_LIBBUSYBOX).$(MAJOR_VERSION) \
- -Wl,--enable-new-dtags -Wl,--reduce-memory-overheads \
- -Wl,-z,combreloc -Wl,-shared -Wl,--as-needed -Wl,--warn-shared-textrel \
+ -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) -v $(@) $$i ; done
- $(STRIPCMD) $@
+ @rm -f $(DO_INSTALL_LIBS)
+ @for i in $(DO_INSTALL_LIBS); do ln -s $(@) $$i ; done
+ $(do_strip)
endif # ifeq ($(strip $(CONFIG_BUILD_LIBBUSYBOX)),y)
-
-ifeq ($(strip $(CONFIG_FEATURE_SHARED_BUSYBOX)),y)
-libraries-y:=$(filter-out $(libbusybox-obj),$(libraries-y))
-LDBUSYBOX:=-L$(top_builddir) -lbusybox
-BUSYBOX_SRC :=
-BUSYBOX_DEFINE:=
-else
-#LDBUSYBOX:=
-BUSYBOX_SRC := $(LIBRARY_SRC)
-BUSYBOX_DEFINE:= $(LIBRARY_DEFINE)
-endif # ifeq ($(strip $(CONFIG_FEATURE_SHARED_BUSYBOX)),y)
-
-
-ifeq ($(strip $(CONFIG_BUILD_AT_ONCE)),y)
-libraries-y:=
-else
-BUSYBOX_SRC:=
-BUSYBOX_DEFINE:=
-APPLET_SRC-y:=
-APPLETS_DEFINE-y:=
-endif
-
-busybox: .depend $(LIBBUSYBOX_SONAME) $(BUSYBOX_SRC) $(libraries-y)
- $(CC) $(CFLAGS) $(EXTRA_CFLAGS) $(PROG_CFLAGS) $(LDFLAGS) \
+busybox_unstripped: .depend $(LIBBUSYBOX_SONAME) $(BUSYBOX_SRC) $(libraries-y)
+ $(do_link) $(PROG_CFLAGS) $(PROG_LDFLAGS) $(CFLAGS_COMBINE) \
-o $@ -Wl,--start-group \
- $(APPLETS_DEFINE-y) $(APPLET_SRC-y) $(BUSYBOX_DEFINE) $(BUSYBOX_SRC) $(libraries-y) $(LDBUSYBOX) $(LIBRARIES) \
+ $(APPLETS_DEFINE) $(APPLET_SRC) \
+ $(BUSYBOX_DEFINE) $(BUSYBOX_SRC) $(libraries-y) \
+ $(LDBUSYBOX) $(LIBRARIES) \
-Wl,--end-group
- $(STRIPCMD) $@
+
+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
- - $(SHELL) $^ >$@
+ $(Q)-$(SHELL) $^ >$@
install: $(top_srcdir)/applets/install.sh busybox busybox.links
- DO_INSTALL_LIBS="$(strip $(LIBBUSYBOX_SONAME) $(DO_INSTALL_LIBS))" \
+ $(Q)DO_INSTALL_LIBS="$(strip $(LIBBUSYBOX_SONAME) $(DO_INSTALL_LIBS))" \
$(SHELL) $< $(PREFIX) $(INSTALL_OPTS)
ifeq ($(strip $(CONFIG_FEATURE_SUID)),y)
@echo
endif
uninstall: busybox.links
- $(RM_F) $(PREFIX)/bin/busybox
- for i in `cat busybox.links` ; do $(RM_F) $(PREFIX)$$i; done
+ rm -f $(PREFIX)/bin/busybox
+ for i in `cat busybox.links` ; do rm -f $(PREFIX)$$i; done
ifneq ($(strip $(DO_INSTALL_LIBS)),n)
for i in $(LIBBUSYBOX_SONAME) $(DO_INSTALL_LIBS); do \
- $(RM_F) $(PREFIX)$$i; \
+ rm -f $(PREFIX)$$i; \
done
endif
bindir=$(top_builddir) srcdir=$(top_srcdir)/testsuite \
$(top_srcdir)/testsuite/runtest $(CHECK_VERBOSE)
-sizes:
- -$(RM_F) busybox
- $(MAKE) top_srcdir=$(top_srcdir) top_builddir=$(top_builddir) \
- -f $(top_srcdir)/Makefile STRIPCMD=/bin/true
- $(NM) --size-sort busybox
+.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
- -mkdir -p docs
- - ( 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
+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
docs/BusyBox.txt: docs/busybox.pod
- $(SECHO)
- $(SECHO) BusyBox Documentation
- $(SECHO)
- -mkdir -p docs
- -pod2text $< > $@
+ $(disp_doc)
+ $(Q)-mkdir -p docs
+ $(Q)-pod2text $< > $@
docs/BusyBox.1: docs/busybox.pod
- - mkdir -p docs
- - pod2man --center=BusyBox --release="version $(VERSION)" \
+ $(disp_doc)
+ $(Q)-mkdir -p docs
+ $(Q)-pod2man --center=BusyBox --release="version $(VERSION)" \
$< > $@
docs/BusyBox.html: docs/busybox.net/BusyBox.html
- - mkdir -p docs
- -@ $(RM_F) docs/BusyBox.html
- -@ cp docs/busybox.net/BusyBox.html docs/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
- -@ mkdir -p docs/busybox.net
- - pod2html --noindex $< > \
+ $(Q)-mkdir -p docs/busybox.net
+ $(Q)-pod2html --noindex $< > \
docs/busybox.net/BusyBox.html
- -@ $(RM_F) pod2htm*
+ $(Q)-rm -f pod2htm*
-# The nifty new buildsystem stuff
+# The nifty new dependency stuff
scripts/bb_mkdep: $(top_srcdir)/scripts/bb_mkdep.c
- $(HOSTCC) $(HOSTCFLAGS) -o $@ $<
+ $(do_link.h)
-DEP_INCLUDES := include/config.h include/bb_config.h
+DEP_INCLUDES := include/bb_config.h
ifeq ($(strip $(CONFIG_BBCONFIG)),y)
DEP_INCLUDES += include/bbconfigopts.h
include/bbconfigopts.h: .config
- $(top_srcdir)/scripts/config/mkconfigs > $@
+ $(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 $(DEP_INCLUDES)
- @$(RM_F) .depend
- @mkdir -p include/config
- scripts/bb_mkdep -c include/config.h -c include/bb_config.h \
- -I $(top_srcdir)/include $(top_srcdir) > $@.tmp
- mv $@.tmp $@
+ $(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/config.h: .config
+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)
-include/bb_config.h: include/config.h
- @echo -e "#ifndef BB_CONFIG_H\n#define BB_CONFIG_H" > $@
- @sed -e 's/#undef CONFIG_\(.*\)/#define ENABLE_\1 0/' \
- -e 's/#define CONFIG_\(.*\)/#define CONFIG_\1\n#define ENABLE_\1/' \
- < $< >> $@
- @echo "#endif" >> $@
-
clean:
- $(MAKE) -C scripts/config $@
- - $(RM_F) docs/busybox.dvi docs/busybox.ps \
+ - 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 libbb/loop.h \
- $(DO_INSTALL_LIBS) $(LIBBUSYBOX_SONAME) \
- .config.old busybox
- - rm -rf _install testsuite/links
- - find . -name .\*.flags -exec $(RM_F) {} \;
- - find . -name \*.o -exec $(RM_F) {} \;
- - find . -name \*.a -exec $(RM_F) {} \;
- - find . -name \*.so -exec $(RM_F) {} \;
+ 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) scripts/bb_mkdep
- - rm -rf include/config include/config.h include/bb_config.h include/bbconfigopts.h
- - find . -name .depend -exec $(RM_F) {} \;
- $(RM_F) .config .config.old .config.cmd
+ 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 -rf $(PROG)-$(VERSION); \
+ rm -r -f $(PROG)-$(VERSION); \
cp -a busybox $(PROG)-$(VERSION); \
\
find $(PROG)-$(VERSION)/ -type d \
-name .svn \
-print \
- -exec rm -rf {} \; ; \
+ -exec rm -r -f {} \; ; \
\
find $(PROG)-$(VERSION)/ -type f \
-name .\#* \
-print \
- -exec $(RM_F) {} \; ; \
+ -exec rm -f {} \; ; \
\
tar -cvzf $(PROG)-$(VERSION).tar.gz $(PROG)-$(VERSION)/;
projects / oweals / busybox.git / blobdiff