busybox/Makefile
Rob Landley 7a43bd07e6 Zap sysdeps directory, moving Config.in and defconfig to top of tree.
(Busybox should not be system dependent enough to have different default
configurations for different platforms.  We're not a kernel.)
2006-01-20 17:47:09 +00:00

460 lines
14 KiB
Makefile

# Makefile for busybox
#
# Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
#
# 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 \
defconfig allyesconfig allnoconfig allbareconfig \
clean distclean \
release tags
# the toplevel sourcedir
ifndef top_srcdir
top_srcdir=$(CURDIR)
endif
# toplevel directory of the object-tree
ifndef top_builddir
top_builddir=$(CURDIR)
endif
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
CONFIG_DEFCONFIG = $(top_srcdir)/defconfig
ifeq ($(KBUILD_SRC),)
ifdef O
ifeq ("$(origin O)", "command line")
KBUILD_OUTPUT := $(O)
top_builddir := $(O)
endif
else
# 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 := $(top_builddir)
endif
ifneq ($(strip $(HAVE_DOT_CONFIG)),y)
# pull in OS specific commands like cp, mkdir, etc. early
-include $(top_srcdir)/Rules.mak
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
$(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 (almost) all symbols in .config'
@echo ' allbareconfig - enable all basics without any features'
@echo ' config - text based configurator (of last resort)'
@echo ' defconfig - set .config to defaults'
@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 ' check - run the test suite for all applets'
@echo ' randconfig - generate a random configuration'
@echo ' release - create a distribution tarball'
@echo ' sizes - show size of all enabled busybox symbols'
@echo
include $(top_srcdir)/Rules.mak
ifneq ($(strip $(HAVE_DOT_CONFIG)),y)
# Default target if none was requested explicitly
all: menuconfig
# 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
# configuration
# ---------------------------------------------------------------------------
scripts/config/conf: scripts/config/Makefile
$(MAKE) -C scripts/config conf
-@if [ ! -f .config ] ; then \
cp $(CONFIG_DEFCONFIG) .config; \
fi
scripts/config/mconf: scripts/config/Makefile
$(MAKE) -C scripts/config ncurses conf mconf
-@if [ ! -f .config ] ; then \
cp $(CONFIG_DEFCONFIG) .config; \
fi
menuconfig: scripts/config/mconf
@./scripts/config/mconf $(CONFIG_CONFIG_IN)
config: scripts/config/conf
@./scripts/config/conf $(CONFIG_CONFIG_IN)
oldconfig: scripts/config/conf
@./scripts/config/conf -o $(CONFIG_CONFIG_IN)
randconfig: scripts/config/conf
@./scripts/config/conf -r $(CONFIG_CONFIG_IN)
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
@./scripts/config/conf -o $(CONFIG_CONFIG_IN)
allnoconfig: scripts/config/conf
@./scripts/config/conf -n $(CONFIG_CONFIG_IN)
defconfig: scripts/config/conf
@./scripts/config/conf -d $(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
@echo "CONFIG_FEATURE_BUFFERS_GO_ON_STACK=y" >> .config
@./scripts/config/conf -o $(CONFIG_CONFIG_IN)
else # ifneq ($(strip $(HAVE_DOT_CONFIG)),y)
all: busybox busybox.links doc
# 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 $(CONFIG_BUILD_LIBBUSYBOX)),y)
LD_LIBBUSYBOX:=libbusybox.so
LIBBUSYBOX_SONAME:=$(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)
# Which parts of the internal libs are requested?
# Per default we only want what was actually selected.
ifeq ($(CONFIG_FEATURE_FULL_LIBBUSYBOX),y)
LIBRARY_DEFINE:=$(LIBRARY_DEFINE-a)
LIBRARY_SRC :=$(LIBRARY_SRC-a)
$(LIBBUSYBOX_SONAME): $(LIBRARY_SRC)
else
LIBRARY_DEFINE:=$(LIBRARY_DEFINE-y)
LIBRARY_SRC :=$(LIBRARY_SRC-y)
$(LIBBUSYBOX_SONAME): $(LIBRARY_SRC)
endif
else # CONFIG_BUILD_AT_ONCE
libbusybox-obj:=archival/libunarchive/libunarchive.a \
networking/libiproute/libiproute.a \
libpwdgrp/libpwdgrp.a \
coreutils/libcoreutils/libcoreutils.a \
libbb/libbb.a
libbusybox-obj:=$(patsubst %,$(top_builddir)/%,$(libbusybox-obj))
$(LIBBUSYBOX_SONAME): $(libbusybox-obj)
LIBRARY_DEFINE:=
LIBRARY_SRC :=
endif # CONFIG_BUILD_AT_ONCE
$(LIBBUSYBOX_SONAME):
ifndef MAJOR_VERSION
$(error MAJOR_VERSION needed for $@ is not defined)
endif
$(CC) $(CFLAGS) $(EXTRA_CFLAGS) $(LDFLAGS) -shared \
$(CFLAGS_PIC) \
-Wl,-soname=$(LD_LIBBUSYBOX).$(MAJOR_VERSION) \
-Wl,--enable-new-dtags -Wl,--reduce-memory-overheads \
-Wl,-z,combreloc -Wl,-shared -Wl,--as-needed -Wl,--warn-shared-textrel \
-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 $(@) $$i ; done
$(STRIPCMD) $@
endif # ifeq ($(strip $(CONFIG_BUILD_LIBBUSYBOX)),y)
ifeq ($(strip $(CONFIG_FEATURE_SHARED_BUSYBOX)),y)
libraries-y:=$(filter-out $(libbusybox-obj),$(libraries-y))
LDBUSYBOX:=-L$(top_builddir) -lbusybox
BUSYBOX_SRC :=
BUSYBOX_DEFINE:=
else
#LDBUSYBOX:=
BUSYBOX_SRC := $(LIBRARY_SRC)
BUSYBOX_DEFINE:= $(LIBRARY_DEFINE)
endif # ifeq ($(strip $(CONFIG_FEATURE_SHARED_BUSYBOX)),y)
ifeq ($(strip $(CONFIG_BUILD_AT_ONCE)),y)
libraries-y:=
else
BUSYBOX_SRC:=
BUSYBOX_DEFINE:=
APPLET_SRC-y:=
APPLETS_DEFINE-y:=
endif
busybox: .depend $(LIBBUSYBOX_SONAME) $(BUSYBOX_SRC) $(libraries-y)
$(CC) $(CFLAGS) $(EXTRA_CFLAGS) $(PROG_CFLAGS) $(LDFLAGS) \
-o $@ -Wl,--start-group \
$(APPLETS_DEFINE-y) $(APPLET_SRC-y) $(BUSYBOX_DEFINE) $(BUSYBOX_SRC) $(libraries-y) $(LDBUSYBOX) $(LIBRARIES) \
-Wl,--end-group
$(STRIPCMD) $@
busybox.links: $(top_srcdir)/applets/busybox.mkll include/bb_config.h $(top_srcdir)/include/applets.h
- $(SHELL) $^ >$@
install: $(top_srcdir)/applets/install.sh busybox busybox.links
DO_INSTALL_LIBS="$(strip $(LIBBUSYBOX_SONAME) $(DO_INSTALL_LIBS))" \
$(SHELL) $< $(PREFIX) $(INSTALL_OPTS)
ifeq ($(strip $(CONFIG_FEATURE_SUID)),y)
@echo
@echo
@echo --------------------------------------------------
@echo You will probably need to make your busybox binary
@echo setuid root to ensure all configured applets will
@echo work properly.
@echo --------------------------------------------------
@echo
endif
uninstall: busybox.links
$(RM_F) $(PREFIX)/bin/busybox
for i in `cat busybox.links` ; do $(RM_F) $(PREFIX)$$i; done
ifneq ($(strip $(DO_INSTALL_LIBS)),n)
for i in $(LIBBUSYBOX_SONAME) $(DO_INSTALL_LIBS); do \
$(RM_F) $(PREFIX)$$i; \
done
endif
# 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 $(CHECK_VERBOSE)
sizes:
-$(RM_F) busybox
$(MAKE) top_srcdir=$(top_srcdir) top_builddir=$(top_builddir) \
-f $(top_srcdir)/Makefile STRIPCMD=/bin/true
$(NM) --size-sort busybox
# 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.txt: docs/busybox.pod
$(SECHO)
$(SECHO) BusyBox Documentation
$(SECHO)
-mkdir -p docs
-pod2text $< > $@
docs/BusyBox.1: docs/busybox.pod
- mkdir -p docs
- 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
docs/busybox.net/BusyBox.html: docs/busybox.pod
-@ mkdir -p docs/busybox.net
- pod2html --noindex $< > \
docs/busybox.net/BusyBox.html
-@ $(RM_F) pod2htm*
# The nifty new buildsystem stuff
scripts/bb_mkdep: $(top_srcdir)/scripts/bb_mkdep.c
$(HOSTCC) $(HOSTCFLAGS) -o $@ $<
DEP_INCLUDES := include/config.h include/bb_config.h
ifeq ($(strip $(CONFIG_BBCONFIG)),y)
DEP_INCLUDES += include/bbconfigopts.h
include/bbconfigopts.h: .config
$(top_srcdir)/scripts/config/mkconfigs > $@
endif
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 $@
include/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 \
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) {} \;
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
release: distclean #doc
cd ..; \
rm -rf $(PROG)-$(VERSION); \
cp -a busybox $(PROG)-$(VERSION); \
\
find $(PROG)-$(VERSION)/ -type d \
-name .svn \
-print \
-exec rm -rf {} \; ; \
\
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