makefile

为samsung2410 ARM移植的busybox工具包

ifneq ($(strip $(USE_SYSTEM_PWD_GRP)),true)
    PWD_GRP	= pwd_grp
    PWD_GRP_DIR = $(BB_SRC_DIR:=/)$(PWD_GRP)
    PWD_LIB     = libpwd.a
    PWD_CSRC=__getpwent.c pwent.c getpwnam.c getpwuid.c putpwent.c getpw.c \
	    fgetpwent.c __getgrent.c grent.c getgrnam.c getgrgid.c fgetgrent.c \
	    initgroups.c setgroups.c
    PWD_OBJS=$(patsubst %.c,$(PWD_GRP)/%.o, $(PWD_CSRC))
ifneq ($(strip $(BB_SRC_DIR)),)
    PWD_CFLAGS = -I- -I.
endif
    PWD_CFLAGS += -I$(PWD_GRP_DIR)
else
    CFLAGS    += -DUSE_SYSTEM_PWD_GRP
endif
#CFLAGS+=I/LinuxPPC/usr/src/linux/include/asm    
LIBBB	  = libbb
LIBBB_LIB = libbb.a
LIBBB_CSRC= ask_confirmation.c chomp.c concat_path_file.c copy_file.c \
copy_file_chunk.c libc5.c device_open.c error_msg.c \
error_msg_and_die.c fgets_str.c find_mount_point.c find_pid_by_name.c \
find_root_device.c full_read.c full_write.c get_console.c \
get_last_path_component.c get_line_from_file.c gz_open.c human_readable.c \
isdirectory.c kernel_version.c loop.c mode_string.c module_syscalls.c mtab.c \
mtab_file.c my_getgrnam.c my_getgrgid.c my_getpwnam.c my_getpwnamegid.c \
my_getpwuid.c parse_mode.c parse_number.c perror_msg.c perror_msg_and_die.c \
print_file.c process_escape_sequence.c read_package_field.c recursive_action.c \
safe_read.c safe_strncpy.c syscalls.c syslog_msg_with_name.c time_string.c \
trim.c unzip.c vdprintf.c verror_msg.c vperror_msg.c wfopen.c xfuncs.c \
xgetcwd.c xreadlink.c xregcomp.c interface.c remove_file.c last_char_is.c \
copyfd.c vherror_msg.c herror_msg.c herror_msg_and_die.c xgethostbyname.c \
dirname.c make_directory.c create_icmp_socket.c u_signal_names.c arith.c \
simplify_path.c
LIBBB_OBJS=$(patsubst %.c,$(LIBBB)/%.o, $(LIBBB_CSRC))
ifeq ($(strip $(BB_SRC_DIR)),)
    LIBBB_CFLAGS += -I$(LIBBB)
else
    LIBBB_CFLAGS = -I- -I. -I./$(LIBBB) -I$(BB_SRC_DIR)/$(LIBBB) -I$(BB_SRC_DIR)
endif

LIBBB_MSRC=libbb/messages.c
LIBBB_MESSAGES= full_version name_too_long omitting_directory not_a_directory \
memory_exhausted invalid_date invalid_option io_error dash_dash_help \
write_error too_few_args name_longer_than_foo unknown can_not_create_raw_socket
LIBBB_MOBJ=$(patsubst %,$(LIBBB)/%.o, $(LIBBB_MESSAGES))

LIBBB_ARCSRC=libbb/unarchive.c
LIBBB_ARCOBJ= archive_offset seek_sub_file extract_archive unarchive \
get_header_ar get_header_cpio get_header_tar deb_extract
LIBBB_AROBJS=$(patsubst %,$(LIBBB)/%.o, $(LIBBB_ARCOBJ))


# Put user-supplied flags at the end, where they
# have a chance of winning.
CFLAGS += $(CFLAGS_EXTRA)

.EXPORT_ALL_VARIABLES:

all: applet_source_list busybox busybox.links doc

applet_source_list: busybox.sh Config.h
	(echo -n "APPLET_SOURCES := "; CC="$(CC)" BB_SRC_DIR="$(BB_SRC_DIR)" $(SHELL) $^) > $@

doc: olddoc

# Old Docs...
olddoc: docs/busybox.pod docs/BusyBox.txt docs/BusyBox.1 docs/BusyBox.html

docs/busybox.pod : docs/busybox_header.pod usage.h docs/busybox_footer.pod
	- ( cat docs/busybox_header.pod; \
	    docs/autodocifier.pl usage.h; \
	    cat docs/busybox_footer.pod ) > docs/busybox.pod

docs/BusyBox.txt: docs/busybox.pod
	@echo
	@echo BusyBox Documentation
	@echo
	-mkdir -p docs
	-pod2text $< > $@

docs/BusyBox.1: docs/busybox.pod
	- mkdir -p docs
	- pod2man --center=BusyBox --release="version $(VERSION)" \
		$< > $@

docs/BusyBox.html: docs/busybox.lineo.com/BusyBox.html
	- mkdir -p docs
	-@ rm -f docs/BusyBox.html
	-@ ln -s busybox.lineo.com/BusyBox.html docs/BusyBox.html

docs/busybox.lineo.com/BusyBox.html: docs/busybox.pod
	-@ mkdir -p docs/busybox.lineo.com
	-  pod2html --noindex $< > \
	    docs/busybox.lineo.com/BusyBox.html
	-@ rm -f pod2htm*


# New docs based on DOCBOOK SGML
newdoc: docs/busybox.txt docs/busybox.pdf docs/busybox/busyboxdocumentation.html

docs/busybox.txt: docs/busybox.sgml
	@echo
	@echo BusyBox Documentation
	@echo
	- mkdir -p docs
	(cd docs; sgmltools -b txt busybox.sgml)

docs/busybox.dvi: docs/busybox.sgml
	- mkdir -p docs
	(cd docs; sgmltools -b dvi busybox.sgml)

docs/busybox.ps: docs/busybox.sgml
	- mkdir -p docs
	(cd docs; sgmltools -b ps busybox.sgml)

docs/busybox.pdf: docs/busybox.ps
	- mkdir -p docs
	(cd docs; ps2pdf busybox.ps)

docs/busybox/busyboxdocumentation.html: docs/busybox.sgml
	- mkdir -p docs
	(cd docs/busybox.lineo.com; sgmltools -b html ../busybox.sgml)


busybox: $(PWD_LIB) $(LIBBB_LIB) $(OBJECTS) 
	$(CC) $(LDFLAGS) -o $@ $(OBJECTS) $(LIBBB_LIB) $(PWD_LIB) $(LIBRARIES)
	$(STRIP)

# Without VPATH, rule expands to "/bin/sh busybox.mkll Config.h applets.h"
# but with VPATH, some or all of those file names are resolved to the
# directories in which they live.
busybox.links: busybox.mkll Config.h applets.h
	- $(SHELL) $^ >$@

nfsmount.o cmdedit.o: %.o: %.h
ash.o hush.o lash.o msh.o: cmdedit.h
$(OBJECTS): %.o: %.c Config.h busybox.h applets.h Makefile
ifeq ($(strip $(BB_SRC_DIR)),)
	$(CC) $(CFLAGS) -I. $(patsubst %,-I%,$(subst :, ,$(BB_SRC_DIR))) -c $< -o $*.o
else
	$(CC) $(CFLAGS) -I- -I. $(patsubst %,-I%,$(subst :, ,$(BB_SRC_DIR))) -c $< -o $*.o
endif

$(PWD_OBJS): %.o: %.c Config.h busybox.h applets.h Makefile
	- mkdir -p $(PWD_GRP)
	$(CC) $(CFLAGS) $(PWD_CFLAGS) -c $< -o $*.o

$(LIBBB_OBJS): %.o: %.c Config.h busybox.h applets.h Makefile libbb/libbb.h
	- mkdir -p $(LIBBB)
	$(CC) $(CFLAGS) $(LIBBB_CFLAGS) -c $< -o $*.o

$(LIBBB_MOBJ): $(LIBBB_MSRC)
	- mkdir -p $(LIBBB)
	$(CC) $(CFLAGS) $(LIBBB_CFLAGS) -DL_$(patsubst libbb/%,%,$*) -c $< -o $*.o

$(LIBBB_AROBJS): $(LIBBB_ARCSRC)
	- mkdir -p $(LIBBB)
	$(CC) $(CFLAGS) $(LIBBB_CFLAGS) -DL_$(patsubst libbb/%,%,$*) -c $< -o $*.o

libpwd.a: $(PWD_OBJS)
	$(AR) $(ARFLAGS) $@ $^

libbb.a:  $(LIBBB_MOBJ) $(LIBBB_AROBJS) $(LIBBB_OBJS)
	$(AR) $(ARFLAGS) $@ $^

usage.o: usage.h

libbb/loop.o: libbb/loop.h

libbb/loop.h: mk_loop_h.sh
	@ $(SHELL) $< > $@

test tests:
	# old way of doing it
	#cd tests && $(MAKE) all
	# new way of doing it
	cd tests && ./tester.sh

clean:
	- cd tests && $(MAKE) clean
	- rm -f docs/BusyBox.txt docs/BusyBox.1 docs/BusyBox.html \
	    docs/busybox.lineo.com/BusyBox.html
	- rm -f docs/busybox.txt docs/busybox.dvi docs/busybox.ps \
	    docs/busybox.pdf docs/busybox.lineo.com/busybox.html
	- rm -f multibuild.log Config.h.orig *.gdb *.elf
	- rm -rf docs/busybox _install libpwd.a libbb.a pod2htm*
	- rm -f busybox.links libbb/loop.h *~ slist.mk core applet_source_list
	- find -name \*.o -exec rm -f {} \;

distclean: clean
	- cd tests && $(MAKE) distclean
	- rm -f busybox applet_source_list

install: install.sh busybox busybox.links
	$(SHELL) $< $(PREFIX)

install-hardlinks: install.sh busybox busybox.links
	$(SHELL) $< $(PREFIX) --hardlinks

debug_pristine:
	@ echo VPATH=\"$(VPATH)\"
	@ echo OBJECTS=\"$(OBJECTS)\"

dist release: distclean doc
	cd ..;					\
	rm -rf busybox-$(VERSION);		\
	cp -a busybox busybox-$(VERSION);	\
						\
	find busybox-$(VERSION)/ -type d	\
				 -name CVS	\
				 -print		\
		-exec rm -rf {} \; ;            \
						\
	find busybox-$(VERSION)/ -type f	\
				 -name .\#*	\
				 -print		\
		-exec rm -f {} \;  ;            \
						\
	tar -cvzf busybox-$(VERSION).tar.gz busybox-$(VERSION)/;

.PHONY: tags
tags:
	ctags -R .