#
# 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.
#
#--------------------------------------------------------------
noconfig_targets := menuconfig config oldconfig randconfig \
defconfig allyesconfig allnoconfig clean distclean \
release tags
-TOPDIR=./
-include Rules.mak
+
+ifndef TOPDIR
+TOPDIR=$(CURDIR)/
+endif
+ifndef top_srcdir
+top_srcdir=$(CURDIR)
+endif
+ifndef top_builddir
+top_builddir=$(CURDIR)
+endif
+
+export srctree=$(top_srcdir)
+vpath %/Config.in $(srctree)
+
+include $(top_srcdir)/Rules.mak
DIRS:=applets archival archival/libunarchive coreutils console-tools \
debianutils editors findutils init miscutils modutils networking \
networking/libiproute networking/udhcp procps loginutils shell \
- sysklogd util-linux libpwdgrp coreutils/libcoreutils libbb
+ sysklogd util-linux e2fsprogs libpwdgrp coreutils/libcoreutils libbb
+
+SRC_DIRS:=$(patsubst %,$(top_srcdir)/%,$(DIRS))
ifeq ($(strip $(CONFIG_SELINUX)),y)
-CFLAGS += -I/usr/include/selinux
-LIBRARIES += -lsecure
+LIBRARIES += -lselinux
endif
-CONFIG_CONFIG_IN = sysdeps/$(TARGET_OS)/Config.in
-CONFIG_DEFCONFIG = sysdeps/$(TARGET_OS)/defconfig
+CONFIG_CONFIG_IN = $(top_srcdir)/sysdeps/$(TARGET_OS)/Config.in
+CONFIG_DEFCONFIG = $(top_srcdir)/sysdeps/$(TARGET_OS)/defconfig
+
+ALL_DIRS:= $(DIRS) scripts/config
+ALL_MAKEFILES:=$(patsubst %,%/Makefile,$(ALL_DIRS))
+
+ifeq ($(KBUILD_SRC),)
+
+ifdef O
+ ifeq ("$(origin O)", "command line")
+ KBUILD_OUTPUT := $(O)
+ endif
+endif
+
+# That's our default target when none is given on the command line
+.PHONY: _all
+_all:
+
+ifneq ($(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
+ $(MAKE) -C $(KBUILD_OUTPUT) \
+ top_srcdir=$(CURDIR) \
+ top_builddir=$(KBUILD_OUTPUT) \
+ TOPDIR=$(KBUILD_OUTPUT) \
+ KBUILD_SRC=$(CURDIR) \
+ -f $(CURDIR)/Makefile $@
+
+$(KBUILD_OUTPUT)/Rules.mak:
+ @echo > $@
+ @echo top_srcdir=$(CURDIR) >> $@
+ @echo top_builddir=$(KBUILD_OUTPUT) >> $@
+ @echo include $(top_srcdir)/Rules.mak >> $@
+
+$(KBUILD_OUTPUT)/Makefile:
+ @echo > $@
+ @echo top_srcdir=$(CURDIR) >> $@
+ @echo top_builddir=$(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),)
+
+_all: all
ifeq ($(strip $(HAVE_DOT_CONFIG)),y)
all: busybox busybox.links doc
+all_tree: $(ALL_MAKEFILES)
+
+$(ALL_MAKEFILES): %/Makefile: $(top_srcdir)/%/Makefile
+ [ -d $(@D) ] || mkdir -p $(@D); cp $< $@
+
# In this section, we need .config
--include .config.cmd
-include $(patsubst %,%/Makefile.in, $(DIRS))
--include $(TOPDIR).depend
+-include $(top_builddir)/.config.cmd
+include $(patsubst %,%/Makefile.in, $(SRC_DIRS))
+-include $(top_builddir)/.depend
-busybox: .depend include/config.h $(libraries-y)
+busybox: $(ALL_MAKEFILES) .depend $(libraries-y)
$(CC) $(LDFLAGS) -o $@ -Wl,--start-group $(libraries-y) $(LIBRARIES) -Wl,--end-group
$(STRIPCMD) $@
-busybox.links: applets/busybox.mkll include/config.h
+busybox.links: $(top_srcdir)/applets/busybox.mkll include/config.h $(top_srcdir)/include/applets.h
- $(SHELL) $^ >$@
-install: applets/install.sh busybox busybox.links
+install: $(top_srcdir)/applets/install.sh busybox busybox.links
$(SHELL) $< $(PREFIX)
+ifeq ($(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
-install-hardlinks: applets/install.sh busybox busybox.links
+install-hardlinks: $(top_srcdir)/applets/install.sh busybox busybox.links
$(SHELL) $< $(PREFIX) --hardlinks
+check: busybox
+ bindir=$(top_builddir) srcdir=$(top_srcdir)/testsuite \
+ $(top_srcdir)/testsuite/runtest
+
+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 : docs/busybox_header.pod include/usage.h docs/busybox_footer.pod
- - ( cat docs/busybox_header.pod; \
- docs/autodocifier.pl include/usage.h; \
- cat 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
+ -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
- @echo
- @echo BusyBox Documentation
- @echo
+ $(SECHO)
+ $(SECHO) BusyBox Documentation
+ $(SECHO)
-mkdir -p docs
-pod2text $< > $@
docs/BusyBox.html: docs/busybox.net/BusyBox.html
- mkdir -p docs
-@ rm -f docs/BusyBox.html
- -@ ln -s busybox.net/BusyBox.html 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
-@ rm -f pod2htm*
# The nifty new buildsystem stuff
-scripts/mkdep: scripts/mkdep.c
- $(HOSTCC) $(HOSTCFLAGS) -o scripts/mkdep scripts/mkdep.c
-
-scripts/split-include: scripts/split-include.c
- $(HOSTCC) $(HOSTCFLAGS) -o scripts/split-include scripts/split-include.c
-
-.depend: scripts/mkdep
- rm -f .depend .hdepend;
- mkdir -p include/config;
- $(HOSTCC) $(HOSTCFLAGS) -o scripts/mkdep scripts/mkdep.c
- scripts/mkdep -I include -- \
- `find -name \*.c -print | sed -e "s,^./,,"` >> .depend;
- scripts/mkdep -I include -- \
- `find -name \*.h -print | sed -e "s,^./,,"` >> .hdepend;
+scripts/bb_mkdep: $(top_srcdir)/scripts/bb_mkdep.c
+ $(HOSTCC) $(HOSTCFLAGS) -o $@ $<
-depend dep: include/config.h .depend
-
-include/config/MARKER: depend scripts/split-include
- scripts/split-include include/config.h include/config
- @ touch include/config/MARKER
+depend dep: .depend
+.depend: scripts/bb_mkdep include/config.h include/bb_config.h
+ @rm -f .depend
+ @mkdir -p include/config
+ scripts/bb_mkdep -c include/config.h -c include/bb_config.h > $@
include/config.h: .config
- @if [ ! -x ./scripts/config/conf ] ; then \
+ @if [ ! -x $(top_builddir)/scripts/config/conf ] ; then \
$(MAKE) -C scripts/config conf; \
fi;
- @./scripts/config/conf -o $(CONFIG_CONFIG_IN)
+ @$(top_builddir)/scripts/config/conf -o $(CONFIG_CONFIG_IN)
-%.o: %.c
- $(CC) $(CFLAGS) $(EXTRA_CFLAGS) -c -o $@ $<
+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" >> $@
+
+include/bbconfigopts.h: .config
+ @[ -d $(@D) ] || mkdir -v $(@D)
+ $(top_srcdir)/scripts/config/mkconfigs >include/bbconfigopts.h
finished2:
- @echo
- @echo Finished installing...
- @echo
+ $(SECHO)
+ $(SECHO) Finished installing...
+ $(SECHO)
else # ifeq ($(strip $(HAVE_DOT_CONFIG)),y)
# configuration
# ---------------------------------------------------------------------------
-scripts/config/conf:
+scripts/config/conf: scripts/config/Makefile $(top_srcdir)/Rules.mak
$(MAKE) -C scripts/config conf
-@if [ ! -f .config ] ; then \
cp $(CONFIG_DEFCONFIG) .config; \
fi
-scripts/config/mconf:
+
+scripts/config/mconf: scripts/config/Makefile $(top_srcdir)/Rules.mak
$(MAKE) -C scripts/config ncurses conf mconf
-@if [ ! -f .config ] ; then \
cp $(CONFIG_DEFCONFIG) .config; \
allyesconfig: scripts/config/conf
@./scripts/config/conf -y $(CONFIG_CONFIG_IN)
- sed -i -e "s/^CONFIG_DEBUG.*/# CONFIG_DEBUG is not set/" .config
- sed -i -e "s/^USING_CROSS_COMPILER.*/# USING_CROSS_COMPILER is not set/" .config
- sed -i -e "s/^CONFIG_STATIC.*/# CONFIG_STATIC is not set/" .config
- sed -i -e "s/^CONFIG_SELINUX.*/# CONFIG_SELINUX is not set/" .config
+ sed -i -r -e "s/^(CONFIG_DEBUG|USING_CROSS_COMPILER|CONFIG_STATIC|CONFIG_SELINUX).*/# \1 is not set/" .config
@./scripts/config/conf -o $(CONFIG_CONFIG_IN)
allnoconfig: scripts/config/conf
defconfig: scripts/config/conf
@./scripts/config/conf -d $(CONFIG_CONFIG_IN)
-check: busybox
- cd testsuite && ./runtest
-
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 \
- .config.old .hdepend busybox
+ .config.old busybox testsuite/links/*
- rm -rf _install
- find . -name .\*.flags -exec rm -f {} \;
- find . -name \*.o -exec rm -f {} \;
- find . -name \*.a -exec rm -f {} \;
distclean: clean
- - rm -f scripts/split-include scripts/mkdep
- - rm -rf include/config include/config.h
+ - 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
- - $(MAKE) -C scripts/config clean
release: distclean #doc
- cd ..; \
- rm -rf $(PROG)-$(VERSION); \
- cp -a busybox $(PROG)-$(VERSION); \
- \
- find $(PROG)-$(VERSION)/ -type d \
- -name CVS \
- -print \
- -exec rm -rf {} \; ; \
- \
- find $(PROG)-$(VERSION)/ -type f \
- -name .\#* \
- -print \
- -exec rm -f {} \; ; \
- \
+ 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:
endif # ifeq ($(strip $(HAVE_DOT_CONFIG)),y)
-.PHONY: dummy subdirs release distclean clean config oldconfig \
- menuconfig tags check test depend
-
+endif # ifeq ($(skip-makefile),)
+.PHONY: dummy subdirs release distclean clean config oldconfig \
+ menuconfig tags check test depend buildtree