3 # Copyright (C) 1999-2004 by Erik Andersen <andersen@codepoet.org>
5 # Licensed under GPLv2, see the file LICENSE in this tarball for details.
8 #--------------------------------------------------------------
9 # You shouldn't need to mess with anything beyond this point...
10 #--------------------------------------------------------------
11 noconfig_targets := menuconfig config oldconfig randconfig \
12 defconfig allyesconfig allnoconfig allbareconfig \
16 # the toplevel sourcedir
20 # toplevel directory of the object-tree
22 top_builddir=$(CURDIR)
25 export srctree=$(top_srcdir)
26 vpath %/Config.in $(srctree)
28 DIRS:=applets archival archival/libunarchive coreutils console-tools \
29 debianutils editors findutils init miscutils modutils networking \
30 networking/libiproute networking/udhcp procps loginutils shell \
31 sysklogd util-linux e2fsprogs libpwdgrp coreutils/libcoreutils libbb
33 SRC_DIRS:=$(patsubst %,$(top_srcdir)/%,$(DIRS))
35 # That's our default target when none is given on the command line
39 CONFIG_CONFIG_IN = $(top_srcdir)/sysdeps/$(TARGET_OS)/Config.in
40 CONFIG_DEFCONFIG = $(top_srcdir)/sysdeps/$(TARGET_OS)/defconfig
45 ifeq ("$(origin O)", "command line")
50 # If no alternate output-dir was specified, we build in cwd
51 # We are using KBUILD_OUTPUT nevertheless to make sure that we create
52 # Rules.mak and the toplevel Makefile, in case they don't exist.
53 KBUILD_OUTPUT := $(top_builddir)
56 # All object directories.
58 all_tree := $(patsubst %,$(top_builddir)/%,$(OBJ_DIRS) scripts scripts/config include)
63 ifneq ($(KBUILD_OUTPUT),)
64 # Invoke a second make in the output directory, passing relevant variables
65 # Check that the output directory actually exists
66 saved-output := $(KBUILD_OUTPUT)
67 KBUILD_OUTPUT := $(shell cd $(KBUILD_OUTPUT) && /bin/pwd)
68 $(if $(wildcard $(KBUILD_OUTPUT)),, \
69 $(error output directory "$(saved-output)" does not exist))
71 .PHONY: $(MAKECMDGOALS)
73 $(filter-out _all,$(MAKECMDGOALS)) _all: $(KBUILD_OUTPUT)/Rules.mak $(KBUILD_OUTPUT)/Makefile all_tree
74 $(MAKE) -C $(KBUILD_OUTPUT) \
75 top_srcdir=$(top_srcdir) \
76 top_builddir=$(top_builddir) \
77 KBUILD_SRC=$(top_srcdir) \
80 -f $(CURDIR)/Makefile $@
82 $(KBUILD_OUTPUT)/Rules.mak:
84 @echo top_srcdir=$(top_srcdir) >> $@
85 @echo top_builddir=$(KBUILD_OUTPUT) >> $@
86 @echo include $(top_srcdir)/Rules.mak >> $@
88 $(KBUILD_OUTPUT)/Makefile:
90 @echo top_srcdir=$(top_srcdir) >> $@
91 @echo top_builddir=$(KBUILD_OUTPUT) >> $@
92 @echo KBUILD_SRC='$$(top_srcdir)' >> $@
93 @echo include '$$(KBUILD_SRC)'/Makefile >> $@
95 # Leave processing to above invocation of make
97 endif # ifneq ($(KBUILD_OUTPUT),)
98 endif # ifeq ($(KBUILD_SRC),)
100 ifeq ($(skip-makefile),)
102 # We only need a copy of the Makefile for the config targets and reuse
103 # the rest from the source directory, i.e. we do not cp ALL_MAKEFILES.
104 scripts/config/Makefile: $(top_srcdir)/scripts/config/Makefile
111 @echo ' clean - delete temporary files created by build'
112 @echo ' distclean - delete all non-source files (including .config)'
115 @echo ' all - Executable and documentation'
116 @echo ' busybox - the swiss-army executable'
117 @echo ' doc - docs/BusyBox.{txt,html,1}'
119 @echo 'Configuration:'
120 @echo ' allnoconfig - disable all symbols in .config'
121 @echo ' allyesconfig - enable (almost) all symbols in .config'
122 @echo ' allbareconfig - enable all basics without any features'
123 @echo ' config - text based configurator (of last resort)'
124 @echo ' defconfig - set .config to defaults'
125 @echo ' menuconfig - interactive curses-based configurator'
126 @echo ' oldconfig - resolve any unresolved symbols in .config'
128 @echo 'Installation:'
129 @echo ' install - install busybox and symlinks into $prefix'
130 @echo ' install-hardlinks - install busybox and hardlinks into $prefix'
134 @echo ' check - run the test suite for all applets'
135 @echo ' randconfig - generate a random configuration'
136 @echo ' release - create a distribution tarball'
137 @echo ' sizes - show size of all enabled busybox symbols'
141 include $(top_srcdir)/Rules.mak
143 ifneq ($(strip $(HAVE_DOT_CONFIG)),y)
145 # Default target if none was requested explicitly
148 # warn if no configuration exists and we are asked to build a non-config target
151 @echo "No $(top_builddir)/$@ found!"
152 @echo "Please refer to 'make help', section Configuration."
157 # ---------------------------------------------------------------------------
159 scripts/config/conf: scripts/config/Makefile
160 $(MAKE) -C scripts/config conf
161 -@if [ ! -f .config ] ; then \
162 cp $(CONFIG_DEFCONFIG) .config; \
165 scripts/config/mconf: scripts/config/Makefile
166 $(MAKE) -C scripts/config ncurses conf mconf
167 -@if [ ! -f .config ] ; then \
168 cp $(CONFIG_DEFCONFIG) .config; \
171 menuconfig: scripts/config/mconf
172 @./scripts/config/mconf $(CONFIG_CONFIG_IN)
174 config: scripts/config/conf
175 @./scripts/config/conf $(CONFIG_CONFIG_IN)
177 oldconfig: scripts/config/conf
178 @./scripts/config/conf -o $(CONFIG_CONFIG_IN)
180 randconfig: scripts/config/conf
181 @./scripts/config/conf -r $(CONFIG_CONFIG_IN)
183 allyesconfig: scripts/config/conf
184 @./scripts/config/conf -y $(CONFIG_CONFIG_IN)
185 sed -i -r -e "s/^(CONFIG_DEBUG|USING_CROSS_COMPILER|CONFIG_STATIC|CONFIG_SELINUX).*/# \1 is not set/" .config
186 @./scripts/config/conf -o $(CONFIG_CONFIG_IN)
188 allnoconfig: scripts/config/conf
189 @./scripts/config/conf -n $(CONFIG_CONFIG_IN)
191 defconfig: scripts/config/conf
192 @./scripts/config/conf -d $(CONFIG_CONFIG_IN)
194 allbareconfig: scripts/config/conf
195 @./scripts/config/conf -y $(CONFIG_CONFIG_IN)
196 sed -i -r -e "s/^(CONFIG_DEBUG|USING_CROSS_COMPILER|CONFIG_STATIC|CONFIG_SELINUX).*/# \1 is not set/" .config
197 sed -i -e "/FEATURE/s/=.*//;/^[^#]/s/.*FEATURE.*/# \0 is not set/;" .config
198 @echo "CONFIG_FEATURE_BUFFERS_GO_ON_STACK=y" >> .config
199 @./scripts/config/conf -o $(CONFIG_CONFIG_IN)
201 else # ifneq ($(strip $(HAVE_DOT_CONFIG)),y)
203 all: busybox busybox.links doc
205 # In this section, we need .config
206 -include $(top_builddir)/.config.cmd
207 include $(patsubst %,%/Makefile.in, $(SRC_DIRS))
208 -include $(top_builddir)/.depend
210 endif # ifneq ($(strip $(HAVE_DOT_CONFIG)),y)
212 busybox: .depend $(libraries-y)
213 $(CC) $(EXTRA_CFLAGS) $(LDFLAGS) -o $@ -Wl,--start-group $(libraries-y) $(LIBRARIES) -Wl,--end-group
216 busybox.links: $(top_srcdir)/applets/busybox.mkll include/config.h $(top_srcdir)/include/applets.h
219 install: $(top_srcdir)/applets/install.sh busybox busybox.links
220 $(SHELL) $< $(PREFIX)
221 ifeq ($(strip $(CONFIG_FEATURE_SUID)),y)
224 @echo --------------------------------------------------
225 @echo You will probably need to make your busybox binary
226 @echo setuid root to ensure all configured applets will
228 @echo --------------------------------------------------
232 uninstall: busybox.links
233 rm -f $(PREFIX)/bin/busybox
234 for i in `cat busybox.links` ; do rm -f $(PREFIX)$$i; done
236 install-hardlinks: $(top_srcdir)/applets/install.sh busybox busybox.links
237 $(SHELL) $< $(PREFIX) --hardlinks
239 # see if we are in verbose mode
242 ifeq ("$(origin V)", "command line")
243 KBUILD_VERBOSE := $(V)
246 ifneq ($(strip $(KBUILD_VERBOSE)),)
250 bindir=$(top_builddir) srcdir=$(top_srcdir)/testsuite \
251 $(top_srcdir)/testsuite/runtest $(CHECK_VERBOSE)
255 $(MAKE) top_srcdir=$(top_srcdir) top_builddir=$(top_builddir) \
256 -f $(top_srcdir)/Makefile STRIPCMD=/bin/true
257 nm --size-sort busybox
259 # Documentation Targets
260 doc: docs/busybox.pod docs/BusyBox.txt docs/BusyBox.1 docs/BusyBox.html
262 docs/busybox.pod : $(top_srcdir)/docs/busybox_header.pod $(top_srcdir)/include/usage.h $(top_srcdir)/docs/busybox_footer.pod
264 - ( cat $(top_srcdir)/docs/busybox_header.pod; \
265 $(top_srcdir)/docs/autodocifier.pl $(top_srcdir)/include/usage.h; \
266 cat $(top_srcdir)/docs/busybox_footer.pod ) > docs/busybox.pod
268 docs/BusyBox.txt: docs/busybox.pod
270 $(SECHO) BusyBox Documentation
275 docs/BusyBox.1: docs/busybox.pod
277 - pod2man --center=BusyBox --release="version $(VERSION)" \
280 docs/BusyBox.html: docs/busybox.net/BusyBox.html
282 -@ rm -f docs/BusyBox.html
283 -@ cp docs/busybox.net/BusyBox.html docs/BusyBox.html
285 docs/busybox.net/BusyBox.html: docs/busybox.pod
286 -@ mkdir -p docs/busybox.net
287 - pod2html --noindex $< > \
288 docs/busybox.net/BusyBox.html
291 # The nifty new buildsystem stuff
292 scripts/bb_mkdep: $(top_srcdir)/scripts/bb_mkdep.c
293 $(HOSTCC) $(HOSTCFLAGS) -o $@ $<
295 DEP_INCLUDES := include/config.h include/bb_config.h
297 ifeq ($(strip $(CONFIG_BBCONFIG)),y)
298 DEP_INCLUDES += include/bbconfigopts.h
300 include/bbconfigopts.h: .config
301 $(top_srcdir)/scripts/config/mkconfigs > $@
305 .depend: scripts/bb_mkdep $(DEP_INCLUDES)
307 @mkdir -p include/config
308 scripts/bb_mkdep -c include/config.h -c include/bb_config.h \
309 -I $(top_srcdir)/include $(top_srcdir) > $@.tmp
312 include/config.h: .config
313 @if [ ! -x $(top_builddir)/scripts/config/conf ] ; then \
314 $(MAKE) -C scripts/config conf; \
316 @$(top_builddir)/scripts/config/conf -o $(CONFIG_CONFIG_IN)
318 include/bb_config.h: include/config.h
319 @echo -e "#ifndef BB_CONFIG_H\n#define BB_CONFIG_H" > $@
320 @sed -e 's/#undef CONFIG_\(.*\)/#define ENABLE_\1 0/' \
321 -e 's/#define CONFIG_\(.*\)/#define CONFIG_\1\n#define ENABLE_\1/' \
326 - $(MAKE) -C scripts/config $@
327 - rm -f docs/busybox.dvi docs/busybox.ps \
328 docs/busybox.pod docs/busybox.net/busybox.html \
329 docs/busybox pod2htm* *.gdb *.elf *~ core .*config.log \
330 docs/BusyBox.txt docs/BusyBox.1 docs/BusyBox.html \
331 docs/busybox.net/BusyBox.html busybox.links libbb/loop.h \
333 - rm -rf _install testsuite/links
334 - find . -name .\*.flags -exec rm -f {} \;
335 - find . -name \*.o -exec rm -f {} \;
336 - find . -name \*.a -exec rm -f {} \;
339 - rm -f scripts/bb_mkdep
340 - rm -rf include/config include/config.h include/bb_config.h include/bbconfigopts.h
341 - find . -name .depend -exec rm -f {} \;
342 rm -f .config .config.old .config.cmd
344 release: distclean #doc
346 rm -rf $(PROG)-$(VERSION); \
347 cp -a busybox $(PROG)-$(VERSION); \
349 find $(PROG)-$(VERSION)/ -type d \
352 -exec rm -rf {} \; ; \
354 find $(PROG)-$(VERSION)/ -type f \
357 -exec rm -f {} \; ; \
359 tar -cvzf $(PROG)-$(VERSION).tar.gz $(PROG)-$(VERSION)/;
365 endif # ifeq ($(skip-makefile),)
367 .PHONY: dummy subdirs release distclean clean config oldconfig \
368 menuconfig tags check test depend dep buildtree