libcap/Makefile - pub/scm/libs/libcap/libcap - Git at Google

 #
 # defines
 #
 topdir=$(shell pwd)/..
 include ../Make.Rules
 #
 # Library version
 #
 CAPLIBNAME=$(LIBTITLE).so
 STACAPLIBNAME=$(LIBTITLE).a
 #
 PSXTITLE=libpsx
 PSXLIBNAME=$(PSXTITLE).so
 STAPSXLIBNAME=$(PSXTITLE).a

 CAPFILES=cap_alloc cap_proc cap_extint cap_flag cap_text cap_file
 CAPMAGICOBJ=cap_magic.o
 PSXFILES=../psx/psx
 PSXMAGICOBJ=psx_magic.o

 # Always build libcap sources this way:
 CFLAGS += -fPIC

 # The linker magic needed to build a dynamic library as independently
 # executable
 MAGIC=-Wl,-e,__so_start

 INCLS=libcap.h cap_names.h $(INCS)
 GPERF_OUTPUT = _caps_output.gperf

 CAPOBJS=$(addsuffix .o, $(CAPFILES))
 MAJCAPLIBNAME=$(CAPLIBNAME).$(VERSION)
 MINCAPLIBNAME=$(MAJCAPLIBNAME).$(MINOR)

 PSXOBJS=$(addsuffix .o, $(PSXFILES))
 MAJPSXLIBNAME=$(PSXLIBNAME).$(VERSION)
 MINPSXLIBNAME=$(MAJPSXLIBNAME).$(MINOR)

 all: pcs $(STACAPLIBNAME)
 ifeq ($(SHARED),yes)
 	$(MAKE) $(CAPLIBNAME)
 endif
 ifeq ($(PTHREADS),yes)
 	$(MAKE) $(STAPSXLIBNAME)
 ifeq ($(SHARED),yes)
 	$(MAKE) $(PSXLIBNAME)
 endif
 endif

 pcs: $(LIBTITLE).pc
 ifeq ($(PTHREADS),yes)
 	$(MAKE) $(PSXTITLE).pc
 endif

 ifeq ($(USE_GPERF),yes)
 USE_GPERF_OUTPUT = $(GPERF_OUTPUT)
 INCLUDE_GPERF_OUTPUT = -DINCLUDE_GPERF_OUTPUT='"$(GPERF_OUTPUT)"'
 endif

 $(LIBTITLE).pc: $(LIBTITLE).pc.in
 	$(BUILD_SED) -e 's,@prefix@,$(prefix),' \
 		-e 's,@exec_prefix@,$(exec_prefix),' \
 		-e 's,@libdir@,$(LIBDIR),' \
 		-e 's,@includedir@,$(inc_prefix)/include,' \
 		-e 's,@VERSION@,$(VERSION).$(MINOR),' \
 		-e 's,@deps@,$(DEPS),' \
 		$< >$@

 $(PSXTITLE).pc: $(PSXTITLE).pc.in
 	$(BUILD_SED) -e 's,@prefix@,$(prefix),' \
 		-e 's,@exec_prefix@,$(exec_prefix),' \
 		-e 's,@libdir@,$(LIBDIR),' \
 		-e 's,@includedir@,$(inc_prefix)/include,' \
 		-e 's,@VERSION@,$(VERSION).$(MINOR),' \
 		-e 's,@deps@,$(DEPS),' \
 		$< >$@

 _makenames: _makenames.c cap_names.list.h
 	$(BUILD_CC) $(BUILD_CFLAGS) $(BUILD_CPPFLAGS) $< -o $@

 cap_names.h: _makenames
 	./_makenames > cap_names.h

 $(GPERF_OUTPUT): cap_names.list.h cap_names.header Makefile
 	(cat cap_names.header ; $(BUILD_SED) -e 's/[\{\}"]//g' -e 's/,$$//' cap_names.list.h) | gperf --ignore-case --language=ANSI-C --readonly --null-strings --global-table --hash-function-name=__cap_hash_name --lookup-function-name="__cap_lookup_name" -c -t -m20 $(INDENT) > $@
 	$(BUILD_SED) -e 's/unsigned int len/size_t len/' -i $@

 # Intention is that libcap keeps up with torvalds' tree, as reflected
 # by this maintained version of the kernel header. libcap dynamically
 # trims the meaning of "all" capabilities down to that of the running
 # kernel as of 2.30. That is, all production kernels should be equal
 # to or behind libcap.
 #
 # Note "./libcap.so --summary" should explain how the built libcap.so
 # compares to the running kernel.
 UAPI_HEADER := $(topdir)/libcap/include/uapi/linux/capability.h
 cap_names.list.h: Makefile $(UAPI_HEADER)
 	@echo "=> making $@ from $(UAPI_HEADER)"
 	$(BUILD_EGREP) '^#define\s+CAP_([^\s]+)\s+[0-9]+\s*$$' include/uapi/linux/capability.h | $(BUILD_SED) -e 's/^#define\s\+/{"/' -e 's/\s*$$/},/' -e 's/\s\+/",/' -e 'y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/' > $@

 $(STACAPLIBNAME): $(CAPOBJS)
 	$(AR) rcs $@ $^
 	$(RANLIB) $@

 $(STAPSXLIBNAME): $(PSXOBJS) include/sys/psx_syscall.h
 	$(AR) rcs $@ $(PSXOBJS)
 	$(RANLIB) $@

 ifeq ($(SHARED),yes)

 loader.txt: empty
 	$(OBJCOPY) --dump-section .interp=$@ $< /dev/null

 cap_magic.o: execable.h execable.c loader.txt libcap.h
 	$(CC) $(CFLAGS) $(CPPFLAGS) -DLIBRARY_VERSION=\"$(LIBTITLE)-$(VERSION).$(MINOR)\" -DSHARED_LOADER=\"$(shell cat loader.txt)\" -include ./libcap.h -c execable.c -o $@

 $(CAPLIBNAME) $(MAJCAPLIBNAME) $(MINCAPLIBNAME): $(CAPOBJS) $(CAPMAGICOBJ)
 	$(LD) $(CFLAGS) $(LDFLAGS) -Wl,-soname,$(MAJCAPLIBNAME) -o $(MINCAPLIBNAME) $^ $(MAGIC)
 	ln -sf $(MINCAPLIBNAME) $(MAJCAPLIBNAME)
 	ln -sf $(MAJCAPLIBNAME) $(CAPLIBNAME)

 psx_magic.o: execable.h psx_exec.c loader.txt
 	$(CC) $(CFLAGS) $(CPPFLAGS) -DLIBRARY_VERSION=\"$(PSXTITLE)-$(VERSION).$(MINOR)\" -DSHARED_LOADER=\"$(shell cat loader.txt)\" -c psx_exec.c -o $@

 $(PSXLIBNAME) $(MAJPSXLIBNAME) $(MINPSXLIBNAME): $(PSXOBJS) include/sys/psx_syscall.h $(PSXMAGICOBJ)
 	$(LD) $(CFLAGS) $(LDFLAGS) -Wl,-soname,$(MAJPSXLIBNAME) -o $(MINPSXLIBNAME) $(PSXOBJS) $(PSXMAGICOBJ) $(MAGIC) $(PSXLINKFLAGS)
 	ln -sf $(MINPSXLIBNAME) $(MAJPSXLIBNAME)
 	ln -sf $(MAJPSXLIBNAME) $(PSXLIBNAME)
 endif

 %.o: %.c $(INCLS)
 	$(CC) $(CFLAGS) $(CPPFLAGS) -c $< -o $@

 cap_text.o: cap_text.c $(USE_GPERF_OUTPUT) $(INCLS)
 	$(CC) $(CFLAGS) $(CPPFLAGS) $(INCLUDE_GPERF_OUTPUT) -c $< -o $@

 cap_test: cap_test.c $(INCLS) $(CAPOBJS)
 	$(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS) $< $(CAPOBJS) -o $@

 libcapsotest: $(CAPLIBNAME)
 	./$(CAPLIBNAME)
 	./$(CAPLIBNAME) --usage
 	./$(CAPLIBNAME) --help
 	./$(CAPLIBNAME) --summary

 libpsxsotest: $(PSXLIBNAME)
 	./$(PSXLIBNAME)

 test: cap_test
 	./cap_test
 ifeq ($(SHARED),yes)
 	$(MAKE) libcapsotest
 ifeq ($(PTHREADS),yes)
 	$(MAKE) libpsxsotest
 endif
 endif

 sudotest:
 	@echo no sudotests for libcap

 install: install-static
 ifeq ($(SHARED),yes)
 	$(MAKE) install-shared
 endif

 install-static: install-static-cap
 ifeq ($(PTHREADS),yes)
 	$(MAKE) install-static-psx
 endif

 install-shared: install-shared-cap
 ifeq ($(PTHREADS),yes)
 	$(MAKE) install-shared-psx
 endif

 install-cap: install-static-cap
 ifeq ($(SHARED),yes)
 	$(MAKE) install-shared-cap
 endif

 install-psx: install-static-psx
 ifeq ($(SHARED),yes)
 	$(MAKE) install-shared-psx
 endif

 install-static-cap: install-common-cap $(STACAPLIBNAME)
 	install -m 0644 $(STACAPLIBNAME) $(FAKEROOT)$(LIBDIR)/$(STACAPLIBNAME)

 install-shared-cap: install-common-cap $(MINCAPLIBNAME)
 	install -m 0755 $(MINCAPLIBNAME) $(FAKEROOT)$(LIBDIR)/$(MINCAPLIBNAME)
 	ln -sf $(MINCAPLIBNAME) $(FAKEROOT)$(LIBDIR)/$(MAJCAPLIBNAME)
 	ln -sf $(MAJCAPLIBNAME) $(FAKEROOT)$(LIBDIR)/$(CAPLIBNAME)
 ifeq ($(FAKEROOT),)
 	-/sbin/ldconfig
 endif

 install-static-psx: install-common-psx $(STAPSXLIBNAME)
 	install -m 0644 $(STAPSXLIBNAME) $(FAKEROOT)$(LIBDIR)/$(STAPSXLIBNAME)

 install-shared-psx: install-common-psx $(MINPSXLIBNAME)
 	install -m 0755 $(MINPSXLIBNAME) $(FAKEROOT)$(LIBDIR)/$(MINPSXLIBNAME)
 	ln -sf $(MINPSXLIBNAME) $(FAKEROOT)$(LIBDIR)/$(MAJPSXLIBNAME)
 	ln -sf $(MAJPSXLIBNAME) $(FAKEROOT)$(LIBDIR)/$(PSXLIBNAME)
 ifeq ($(FAKEROOT),)
 	-/sbin/ldconfig
 endif

 install-common-cap: install-common $(LIBTITLE).pc
 	install -m 0644 include/sys/capability.h $(FAKEROOT)$(INCDIR)/sys
 	install -m 0644 $(LIBTITLE).pc $(FAKEROOT)$(PKGCONFIGDIR)/$(LIBTITLE).pc

 include/sys/psx_syscall.h: ../psx/psx_syscall.h
 	rm -f $@
 	ln -s ../../../psx/psx_syscall.h $@

 install-common-psx: install-common $(PSXTITLE).pc include/sys/psx_syscall.h
 	install -m 0644 include/sys/psx_syscall.h $(FAKEROOT)$(INCDIR)/sys
 	install -m 0644 $(PSXTITLE).pc $(FAKEROOT)$(PKGCONFIGDIR)/$(PSXTITLE).pc

 install-common:
 	mkdir -p -m 0755 $(FAKEROOT)$(INCDIR)/sys
 	mkdir -p -m 0755 $(FAKEROOT)$(PKGCONFIGDIR)
 	mkdir -p -m 0755 $(FAKEROOT)$(LIBDIR)

 clean:
 	$(LOCALCLEAN)
 	rm -f $(CAPOBJS) $(CAPLIBNAME)* $(STACAPLIBNAME) $(LIBTITLE).pc
 	rm -f $(PSXOBJS) $(PSXLIBNAME)* $(STAPSXLIBNAME) $(PSXTITLE).pc
 	rm -f cap_names.h cap_names.list.h _makenames $(GPERF_OUTPUT) cap_test
 	rm -f include/sys/psx_syscall.h
 	rm -f $(CAPMAGICOBJ) $(PSXMAGICOBJ) empty loader.txt
 	cd include/sys && $(LOCALCLEAN)
	#
	# defines
	#
	topdir=$(shell pwd)/..
	include ../Make.Rules
	#
	# Library version
	#
	CAPLIBNAME=$(LIBTITLE).so
	STACAPLIBNAME=$(LIBTITLE).a
	#
	PSXTITLE=libpsx
	PSXLIBNAME=$(PSXTITLE).so
	STAPSXLIBNAME=$(PSXTITLE).a

	CAPFILES=cap_alloc cap_proc cap_extint cap_flag cap_text cap_file
	CAPMAGICOBJ=cap_magic.o
	PSXFILES=../psx/psx
	PSXMAGICOBJ=psx_magic.o

	# Always build libcap sources this way:
	CFLAGS += -fPIC

	# The linker magic needed to build a dynamic library as independently
	# executable
	MAGIC=-Wl,-e,__so_start

	INCLS=libcap.h cap_names.h $(INCS)
	GPERF_OUTPUT = _caps_output.gperf

	CAPOBJS=$(addsuffix .o, $(CAPFILES))
	MAJCAPLIBNAME=$(CAPLIBNAME).$(VERSION)
	MINCAPLIBNAME=$(MAJCAPLIBNAME).$(MINOR)

	PSXOBJS=$(addsuffix .o, $(PSXFILES))
	MAJPSXLIBNAME=$(PSXLIBNAME).$(VERSION)
	MINPSXLIBNAME=$(MAJPSXLIBNAME).$(MINOR)

	all: pcs $(STACAPLIBNAME)
	ifeq ($(SHARED),yes)
	$(MAKE) $(CAPLIBNAME)
	endif
	ifeq ($(PTHREADS),yes)
	$(MAKE) $(STAPSXLIBNAME)
	ifeq ($(SHARED),yes)
	$(MAKE) $(PSXLIBNAME)
	endif
	endif

	pcs: $(LIBTITLE).pc
	ifeq ($(PTHREADS),yes)
	$(MAKE) $(PSXTITLE).pc
	endif

	ifeq ($(USE_GPERF),yes)
	USE_GPERF_OUTPUT = $(GPERF_OUTPUT)
	INCLUDE_GPERF_OUTPUT = -DINCLUDE_GPERF_OUTPUT='"$(GPERF_OUTPUT)"'
	endif

	$(LIBTITLE).pc: $(LIBTITLE).pc.in
	$(BUILD_SED) -e 's,@prefix@,$(prefix),' \
	-e 's,@exec_prefix@,$(exec_prefix),' \
	-e 's,@libdir@,$(LIBDIR),' \
	-e 's,@includedir@,$(inc_prefix)/include,' \
	-e 's,@VERSION@,$(VERSION).$(MINOR),' \
	-e 's,@deps@,$(DEPS),' \
	$< >$@

	$(PSXTITLE).pc: $(PSXTITLE).pc.in
	$(BUILD_SED) -e 's,@prefix@,$(prefix),' \
	-e 's,@exec_prefix@,$(exec_prefix),' \
	-e 's,@libdir@,$(LIBDIR),' \
	-e 's,@includedir@,$(inc_prefix)/include,' \
	-e 's,@VERSION@,$(VERSION).$(MINOR),' \
	-e 's,@deps@,$(DEPS),' \
	$< >$@

	_makenames: _makenames.c cap_names.list.h
	$(BUILD_CC) $(BUILD_CFLAGS) $(BUILD_CPPFLAGS) $< -o $@

	cap_names.h: _makenames
	./_makenames > cap_names.h

	$(GPERF_OUTPUT): cap_names.list.h cap_names.header Makefile
	(cat cap_names.header ; $(BUILD_SED) -e 's/[\{\}"]//g' -e 's/,$$//' cap_names.list.h) \| gperf --ignore-case --language=ANSI-C --readonly --null-strings --global-table --hash-function-name=__cap_hash_name --lookup-function-name="__cap_lookup_name" -c -t -m20 $(INDENT) > $@
	$(BUILD_SED) -e 's/unsigned int len/size_t len/' -i $@

	# Intention is that libcap keeps up with torvalds' tree, as reflected
	# by this maintained version of the kernel header. libcap dynamically
	# trims the meaning of "all" capabilities down to that of the running
	# kernel as of 2.30. That is, all production kernels should be equal
	# to or behind libcap.
	#
	# Note "./libcap.so --summary" should explain how the built libcap.so
	# compares to the running kernel.
	UAPI_HEADER := $(topdir)/libcap/include/uapi/linux/capability.h
	cap_names.list.h: Makefile $(UAPI_HEADER)
	@echo "=> making $@ from $(UAPI_HEADER)"
	$(BUILD_EGREP) '^#define\s+CAP_([^\s]+)\s+[0-9]+\s$$' include/uapi/linux/capability.h \| $(BUILD_SED) -e 's/^#define\s\+/{"/' -e 's/\s$$/},/' -e 's/\s\+/",/' -e 'y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/' > $@

	$(STACAPLIBNAME): $(CAPOBJS)
	$(AR) rcs $@ $^
	$(RANLIB) $@

	$(STAPSXLIBNAME): $(PSXOBJS) include/sys/psx_syscall.h
	$(AR) rcs $@ $(PSXOBJS)
	$(RANLIB) $@

	ifeq ($(SHARED),yes)

	loader.txt: empty
	$(OBJCOPY) --dump-section .interp=$@ $< /dev/null

	cap_magic.o: execable.h execable.c loader.txt libcap.h
	$(CC) $(CFLAGS) $(CPPFLAGS) -DLIBRARY_VERSION=\"$(LIBTITLE)-$(VERSION).$(MINOR)\" -DSHARED_LOADER=\"$(shell cat loader.txt)\" -include ./libcap.h -c execable.c -o $@

	$(CAPLIBNAME) $(MAJCAPLIBNAME) $(MINCAPLIBNAME): $(CAPOBJS) $(CAPMAGICOBJ)
	$(LD) $(CFLAGS) $(LDFLAGS) -Wl,-soname,$(MAJCAPLIBNAME) -o $(MINCAPLIBNAME) $^ $(MAGIC)
	ln -sf $(MINCAPLIBNAME) $(MAJCAPLIBNAME)
	ln -sf $(MAJCAPLIBNAME) $(CAPLIBNAME)

	psx_magic.o: execable.h psx_exec.c loader.txt
	$(CC) $(CFLAGS) $(CPPFLAGS) -DLIBRARY_VERSION=\"$(PSXTITLE)-$(VERSION).$(MINOR)\" -DSHARED_LOADER=\"$(shell cat loader.txt)\" -c psx_exec.c -o $@

	$(PSXLIBNAME) $(MAJPSXLIBNAME) $(MINPSXLIBNAME): $(PSXOBJS) include/sys/psx_syscall.h $(PSXMAGICOBJ)
	$(LD) $(CFLAGS) $(LDFLAGS) -Wl,-soname,$(MAJPSXLIBNAME) -o $(MINPSXLIBNAME) $(PSXOBJS) $(PSXMAGICOBJ) $(MAGIC) $(PSXLINKFLAGS)
	ln -sf $(MINPSXLIBNAME) $(MAJPSXLIBNAME)
	ln -sf $(MAJPSXLIBNAME) $(PSXLIBNAME)
	endif

	%.o: %.c $(INCLS)
	$(CC) $(CFLAGS) $(CPPFLAGS) -c $< -o $@

	cap_text.o: cap_text.c $(USE_GPERF_OUTPUT) $(INCLS)
	$(CC) $(CFLAGS) $(CPPFLAGS) $(INCLUDE_GPERF_OUTPUT) -c $< -o $@

	cap_test: cap_test.c $(INCLS) $(CAPOBJS)
	$(CC) $(CFLAGS) $(CPPFLAGS) $(LDFLAGS) $< $(CAPOBJS) -o $@

	libcapsotest: $(CAPLIBNAME)
	./$(CAPLIBNAME)
	./$(CAPLIBNAME) --usage
	./$(CAPLIBNAME) --help
	./$(CAPLIBNAME) --summary

	libpsxsotest: $(PSXLIBNAME)
	./$(PSXLIBNAME)

	test: cap_test
	./cap_test
	ifeq ($(SHARED),yes)
	$(MAKE) libcapsotest
	ifeq ($(PTHREADS),yes)
	$(MAKE) libpsxsotest
	endif
	endif

	sudotest:
	@echo no sudotests for libcap

	install: install-static
	ifeq ($(SHARED),yes)
	$(MAKE) install-shared
	endif

	install-static: install-static-cap
	ifeq ($(PTHREADS),yes)
	$(MAKE) install-static-psx
	endif

	install-shared: install-shared-cap
	ifeq ($(PTHREADS),yes)
	$(MAKE) install-shared-psx
	endif

	install-cap: install-static-cap
	ifeq ($(SHARED),yes)
	$(MAKE) install-shared-cap
	endif

	install-psx: install-static-psx
	ifeq ($(SHARED),yes)
	$(MAKE) install-shared-psx
	endif

	install-static-cap: install-common-cap $(STACAPLIBNAME)
	install -m 0644 $(STACAPLIBNAME) $(FAKEROOT)$(LIBDIR)/$(STACAPLIBNAME)

	install-shared-cap: install-common-cap $(MINCAPLIBNAME)
	install -m 0755 $(MINCAPLIBNAME) $(FAKEROOT)$(LIBDIR)/$(MINCAPLIBNAME)
	ln -sf $(MINCAPLIBNAME) $(FAKEROOT)$(LIBDIR)/$(MAJCAPLIBNAME)
	ln -sf $(MAJCAPLIBNAME) $(FAKEROOT)$(LIBDIR)/$(CAPLIBNAME)
	ifeq ($(FAKEROOT),)
	-/sbin/ldconfig
	endif

	install-static-psx: install-common-psx $(STAPSXLIBNAME)
	install -m 0644 $(STAPSXLIBNAME) $(FAKEROOT)$(LIBDIR)/$(STAPSXLIBNAME)

	install-shared-psx: install-common-psx $(MINPSXLIBNAME)
	install -m 0755 $(MINPSXLIBNAME) $(FAKEROOT)$(LIBDIR)/$(MINPSXLIBNAME)
	ln -sf $(MINPSXLIBNAME) $(FAKEROOT)$(LIBDIR)/$(MAJPSXLIBNAME)
	ln -sf $(MAJPSXLIBNAME) $(FAKEROOT)$(LIBDIR)/$(PSXLIBNAME)
	ifeq ($(FAKEROOT),)
	-/sbin/ldconfig
	endif

	install-common-cap: install-common $(LIBTITLE).pc
	install -m 0644 include/sys/capability.h $(FAKEROOT)$(INCDIR)/sys
	install -m 0644 $(LIBTITLE).pc $(FAKEROOT)$(PKGCONFIGDIR)/$(LIBTITLE).pc

	include/sys/psx_syscall.h: ../psx/psx_syscall.h
	rm -f $@
	ln -s ../../../psx/psx_syscall.h $@

	install-common-psx: install-common $(PSXTITLE).pc include/sys/psx_syscall.h
	install -m 0644 include/sys/psx_syscall.h $(FAKEROOT)$(INCDIR)/sys
	install -m 0644 $(PSXTITLE).pc $(FAKEROOT)$(PKGCONFIGDIR)/$(PSXTITLE).pc

	install-common:
	mkdir -p -m 0755 $(FAKEROOT)$(INCDIR)/sys
	mkdir -p -m 0755 $(FAKEROOT)$(PKGCONFIGDIR)
	mkdir -p -m 0755 $(FAKEROOT)$(LIBDIR)

	clean:
	$(LOCALCLEAN)
	rm -f $(CAPOBJS) $(CAPLIBNAME)* $(STACAPLIBNAME) $(LIBTITLE).pc
	rm -f $(PSXOBJS) $(PSXLIBNAME)* $(STAPSXLIBNAME) $(PSXTITLE).pc
	rm -f cap_names.h cap_names.list.h _makenames $(GPERF_OUTPUT) cap_test
	rm -f include/sys/psx_syscall.h
	rm -f $(CAPMAGICOBJ) $(PSXMAGICOBJ) empty loader.txt
	cd include/sys && $(LOCALCLEAN)