1 # Copyright (C) 1991-2002,2003,2004,2005,2006 Free Software Foundation, Inc.
2 # This file is part of the GNU C Library.
4 # The GNU C Library is free software; you can redistribute it and/or
5 # modify it under the terms of the GNU Lesser General Public
6 # License as published by the Free Software Foundation; either
7 # version 2.1 of the License, or (at your option) any later version.
9 # The GNU C Library is distributed in the hope that it will be useful,
10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 # Lesser General Public License for more details.
14 # You should have received a copy of the GNU Lesser General Public
15 # License along with the GNU C Library; if not, write to the Free
16 # Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
20 # Master Makefile for the GNU C library
23 This makefile requires GNU Make.
29 # This is the default target; it makes everything except the tests.
33 ifneq ($(AUTOCONF),no)
35 ifeq ($(with-cvs),yes)
36 define autoconf-it-cvs
37 test ! -d CVS || cvs $(CVSOPTS) commit -m'Regenerated: autoconf $(ACFLAGS) $<' $@
45 $(AUTOCONF) $(ACFLAGS) $< > $@.new
51 configure: configure.in aclocal.m4; $(autoconf-it)
52 %/configure: %/configure.in aclocal.m4; $(autoconf-it)
53 %/preconfigure: %/preconfigure.in aclocal.m4; $(autoconf-it)
55 endif # $(AUTOCONF) = no
58 # We don't want to run anything here in parallel.
61 # These are the targets that are made by making them in each subdirectory.
62 +subdir_targets := subdir_lib objects objs others subdir_mostlyclean \
63 subdir_clean subdir_distclean subdir_realclean \
64 tests xtests subdir_lint.out \
65 subdir_update-abi subdir_check-abi \
68 subdir_objs subdir_stubs subdir_testclean \
69 $(addprefix install-, no-libc.a bin lib data headers others)
71 headers := limits.h values.h features.h gnu-versions.h bits/libc-lock.h \
72 bits/xopen_lim.h gnu/libc-version.h
74 echo-headers: subdir_echo-headers
76 # The headers are in the include directory.
78 vpath %.h $(subdir-dirs)
81 install-others = $(inst_includedir)/gnu/stubs.h
84 ifeq (yes,$(build-shared))
85 headers += gnu/lib-names.h
90 ifeq ($(build-programs),yes)
91 others: $(addprefix $(objpfx),$(install-bin-script))
94 # Install from subdirectories too.
95 install: subdir_install
97 # Explicit dependency so that `make install-headers' works
98 install-headers: install-headers-nosubdir
100 # Make sure that the dynamic linker is installed before libc.
101 $(inst_slibdir)/libc-$(version).so: elf/ldso_install
103 .PHONY: elf/ldso_install
105 $(MAKE) -C $(@D) $(@F)
107 # Create links for shared libraries using the `ldconfig' program if possible.
108 # Ignore the error if we cannot update /etc/ld.so.cache.
109 ifeq (no,$(cross-compiling))
110 ifeq (yes,$(build-shared))
111 install: install-symbolic-link
112 .PHONY: install-symbolic-link
113 install-symbolic-link: subdir_install
114 $(symbolic-link-prog) $(symbolic-link-list)
115 rm -f $(symbolic-link-list)
118 -test ! -x $(common-objpfx)elf/ldconfig || LC_ALL=C LANGUAGE=C \
119 $(common-objpfx)elf/ldconfig $(addprefix -r ,$(install_root)) \
122 ifeq (/usr,$(prefix))
123 ifeq (,$(install_root))
124 CC="$(CC)" $(PERL) scripts/test-installation.pl $(common-objpfx)
131 # Build subdirectory lib objects.
132 lib-noranlib: subdir_lib
134 ifeq (yes,$(build-shared))
135 # Build the shared object from the PIC object library.
136 lib: $(common-objpfx)libc.so
140 # This is a handy script for running any dynamically linked program against
141 # the current libc build for testing.
142 $(common-objpfx)testrun.sh: $(common-objpfx)config.make \
143 $(..)Makeconfig $(..)Makefile
145 echo "GCONV_PATH='$(common-objpfx)iconvdata' \\"; \
146 echo 'exec $(run-program-prefix) $${1+"$$@"}'; \
150 postclean-generated += testrun.sh
152 others: $(common-objpfx)testrun.sh
154 # Makerules creates a file `stubs' in each subdirectory, which
155 # contains `#define __stub_FUNCTION' for each function defined in that
156 # directory which is a stub.
157 # Here we paste all of these together into <gnu/stubs.h>.
159 subdir-stubs := $(foreach dir,$(subdirs),$(common-objpfx)$(dir)/stubs)
162 installed-stubs = $(inst_includedir)/gnu/stubs.h
164 installed-stubs = $(inst_includedir)/gnu/stubs-$(biarch).h
166 $(inst_includedir)/gnu/stubs.h: include/stubs-biarch.h $(+force)
167 $(make-target-directory)
168 $(INSTALL_DATA) $< $@
170 install-others-nosubdir: $(installed-stubs)
174 # Since stubs.h is never needed when building the library, we simplify the
175 # hairy installation process by producing it in place only as the last part
176 # of the top-level `make install'. It depends on subdir_install, which
177 # iterates over all the subdirs; subdir_install in each subdir depends on
178 # the subdir's stubs file. Having more direct dependencies would result in
179 # extra iterations over the list for subdirs and many recursive makes.
180 $(installed-stubs): include/stubs-prologue.h subdir_install
181 $(make-target-directory)
182 @rm -f $(objpfx)stubs.h
183 (sed '/^@/d' $<; LC_ALL=C sort $(subdir-stubs)) > $(objpfx)stubs.h
184 if test -r $@ && cmp -s $(objpfx)stubs.h $@; \
185 then echo 'stubs.h unchanged'; \
186 else $(INSTALL_DATA) $(objpfx)stubs.h $@; fi
187 rm -f $(objpfx)stubs.h
189 # This makes the Info or DVI file of the documentation from the Texinfo source.
190 .PHONY: info dvi pdf html
192 $(MAKE) $(PARALLELMFLAGS) -C manual $@
194 # This makes all the subdirectory targets.
196 # For each target, make it depend on DIR/target for each subdirectory DIR.
197 $(+subdir_targets): %: $(addsuffix /%,$(subdirs))
199 # Compute a list of all those targets.
200 all-subdirs-targets := $(foreach dir,$(subdirs),\
201 $(addprefix $(dir)/,$(+subdir_targets)))
203 # The action for each of those is to cd into the directory and make the
205 $(all-subdirs-targets):
206 $(MAKE) $(PARALLELMFLAGS) $(subdir-target-args) $(@F)
208 define subdir-target-args
209 subdir=$(@D)$(if $($(@D)-srcdir),\
210 -C $($(@D)-srcdir) ..=`pwd`/,\
214 .PHONY: $(+subdir_targets) $(all-subdirs-targets)
216 # Targets to clean things up to various degrees.
218 .PHONY: clean realclean distclean distclean-1 parent-clean parent-mostlyclean \
221 # Subroutines of all cleaning targets.
222 parent-mostlyclean: common-mostlyclean # common-mostlyclean is in Makerules.
223 -rm -f $(foreach o,$(object-suffixes-for-libc),\
224 $(common-objpfx)$(patsubst %,$(libtype$o),c)) \
225 $(addprefix $(objpfx),$(install-lib))
226 parent-clean: parent-mostlyclean common-clean
228 postclean = $(addprefix $(common-objpfx),$(postclean-generated)) \
229 $(addprefix $(objpfx),sysd-dirs sysd-rules) \
230 $(addprefix $(objpfx),sysd-sorted soversions.mk soversions.i)
233 # This is done this way rather than having `subdir_clean' be a
234 # dependency of this target so that libc.a will be removed before the
235 # subdirectories are dealt with and so they won't try to remove object
236 # files from it when it's going to be removed anyway.
237 @$(MAKE) subdir_clean no_deps=t
239 mostlyclean: parent-mostlyclean
240 @$(MAKE) subdir_mostlyclean no_deps=t
244 @$(MAKE) subdir_testclean no_deps=t
246 tests: $(objpfx)c++-types-check.out $(objpfx)check-local-headers.out
248 check-data := $(firstword $(wildcard \
249 $(foreach M,$(config-machine) $(base-machine),\
250 scripts/data/c++-types-$M-$(config-os).data)))
251 ifneq (,$(check-data))
252 $(objpfx)c++-types-check.out: $(check-data) scripts/check-c++-types.sh
253 scripts/check-c++-types.sh $< $(CXX) $(filter-out -std=gnu99 -Wstrict-prototypes,$(CFLAGS)) $(CPPFLAGS) > $@
255 $(objpfx)c++-types-check.out:
256 @echo 'WARNING C++ tests not run; create a c++-types-XXX file'
261 $(objpfx)check-local-headers.out: scripts/check-local-headers.sh
262 scripts/check-local-headers.sh "$(includedir)" "$(objpfx)" > $@
265 installed-headers = argp/argp.h assert/assert.h catgets/nl_types.h \
266 crypt/crypt.h ctype/ctype.h debug/execinfo.h \
267 dirent/dirent.h dlfcn/dlfcn.h elf/elf.h elf/link.h \
268 gmon/sys/gmon.h gmon/sys/gmon_out.h gmon/sys/profil.h \
269 grp/grp.h iconv/iconv.h iconv/gconv.h \
270 $(wildcard inet/netinet/*.h) \
271 $(wildcard inet/arpa/*.h inet/protocols/*.h) \
272 inet/aliases.h inet/ifaddrs.h inet/netinet/ip6.h \
273 inet/netinet/icmp6.h intl/libintl.h io/sys/stat.h \
274 io/sys/statfs.h io/sys/vfs.h io/sys/statvfs.h \
275 io/fcntl.h io/sys/fcntl.h io/poll.h io/sys/poll.h \
276 io/utime.h io/ftw.h io/fts.h io/sys/sendfile.h \
277 libio/stdio.h libio/libio.h locale/locale.h \
278 locale/langinfo.h locale/xlocale.h login/utmp.h \
279 login/lastlog.h login/pty.h malloc/malloc.h \
280 malloc/obstack.h malloc/mcheck.h math/math.h \
281 math/complex.h math/fenv.h math/tgmath.h misc/sys/uio.h \
282 $(wildcard nis/rpcsvc/*.h) nptl_db/thread_db.h \
283 nptl/sysdeps/pthread/pthread.h nptl/semaphore.h \
284 nss/nss.h posix/sys/utsname.h posix/sys/times.h \
285 posix/sys/wait.h posix/sys/types.h posix/unistd.h \
286 posix/glob.h posix/regex.h posix/wordexp.h posix/fnmatch.h\
287 posix/getopt.h posix/tar.h posix/sys/unistd.h \
288 posix/sched.h posix/re_comp.h posix/wait.h \
289 posix/cpio.h posix/spawn.h pwd/pwd.h resolv/resolv.h \
290 resolv/netdb.h $(wildcard resolv/arpa/*.h) \
291 resource/sys/resource.h resource/sys/vlimit.h \
292 resource/sys/vtimes.h resource/ulimit.h rt/aio.h \
293 rt/mqueue.h setjmp/setjmp.h shadow/shadow.h \
294 signal/signal.h signal/sys/signal.h socket/sys/socket.h \
295 socket/sys/un.h stdio-common/printf.h \
296 stdio-common/stdio_ext.h stdlib/stdlib.h stdlib/alloca.h \
297 stdlib/monetary.h stdlib/fmtmsg.h stdlib/ucontext.h \
298 sysdeps/generic/inttypes.h sysdeps/generic/stdint.h \
299 stdlib/errno.h stdlib/sys/errno.h string/string.h \
300 string/strings.h string/memory.h string/endian.h \
301 string/argz.h string/envz.h string/byteswap.h \
302 $(wildcard sunrpc/rpc/*.h sunrpc/rpcsvc/*.h) \
303 sysvipc/sys/ipc.h sysvipc/sys/msg.h sysvipc/sys/sem.h \
304 sysvipc/sys/shm.h termios/termios.h \
305 termios/sys/termios.h termios/sys/ttychars.h time/time.h \
306 time/sys/time.h time/sys/timeb.h wcsmbs/wchar.h \
309 tests: $(objpfx)begin-end-check.out
310 $(objpfx)begin-end-check.out: scripts/begin-end-check.pl
311 $(PERL) scripts/begin-end-check.pl $(installed-headers) > $@
314 # The realclean target is just like distclean for the parent, but we want
315 # the subdirs to know the difference in case they care.
316 realclean distclean: parent-clean
317 # This is done this way rather than having `subdir_distclean' be a
318 # dependency of this target so that libc.a will be removed before the
319 # subdirectories are dealt with and so they won't try to remove object
320 # files from it when it's going to be removed anyway.
321 @$(MAKE) distclean-1 no_deps=t distclean-1=$@ avoid-generated=yes \
322 sysdep-subdirs="$(sysdep-subdirs)"
325 # Subroutine of distclean and realclean.
326 distclean-1: subdir_$(distclean-1)
327 -rm -f $(config-generated)
328 -rm -f $(addprefix $(objpfx),config.status config.cache config.log)
329 -rm -f $(addprefix $(objpfx),config.make config-name.h config.h)
331 -rm -f $(objpfx)Makefile
333 -rm -f $(sysdep-$(distclean-1))
335 # Make the TAGS file for Emacs users.
339 scripts/list-sources.sh | sed -n '/Makefile/p;\
340 $(foreach S,[chsSyl] cxx sh bash pl,\
341 $(subst .,\.,/.$S\(.in\)*$$/p;))' \
344 # Make the distribution tarfile.
345 .PHONY: dist tag-for-dist
347 generated := $(generated) stubs.h
349 README: README.template version.h
351 sed -e 's/RELEASE/$(release)/' -e 's/VERSION/$(version)/' < $< > $@
352 # Make it unwritable so I won't change it by mistake.
354 ifeq ($(with-cvs),yes)
355 test ! -d CVS || cvs $(CVSOPTS) commit -m'Remade for $(release)-$(version)' $@
358 files-for-dist := README FAQ INSTALL NOTES configure
360 tag-of-stem = glibc-$(subst .,_,$*)
362 # Add-ons in the main repository but distributed in their own tar files.
363 dist-separate = libidn
365 # Directories in each add-on.
366 dist-separate-libidn = libidn
368 glibc-%.tar $(dist-separate:%=glibc-%-%.tar): $(files-for-dist) \
369 $(foreach D,$(dist-separate),\
372 $(MAKE) -q `find sysdeps $(addsuffix /sysdeps,$(sysdeps-add-ons)) \
374 cvs $(CVSOPTS) -Q export -d glibc-$* -r $(tag-of-stem) libc
375 # Touch all the configure scripts going into the tarball since cvs export
376 # might have delivered configure.in newer than configure.
377 find glibc-$* -name configure -print | xargs touch
378 $(dist-do-separate-dirs)
379 tar cf glibc-$*.tar glibc-$*
381 define dist-do-separate-dirs
382 $(foreach dir,$(dist-separate),
383 tar cf glibc-$(dir)-$*.tar -C glibc-$* $(dist-separate-$(dir))
384 rm -rf $(addprefix glibc-$*/,$(dist-separate-$(dir)))
388 # Do `make dist dist-version=X.Y.Z' to make tar files of an older version.
389 dist-version = $(version)
391 dist: $(foreach Z,.bz2 .gz,glibc-$(dist-version).tar$Z \
392 $(foreach D,$(dist-separate),\
393 glibc-$D-$(dist-version).tar$Z))
396 tag-for-dist: tag-$(dist-version)
397 tag-%: $(files-for-dist)
398 cvs $(CVSOPTS) -Q tag -c $(tag-of-stem)
402 makeinfo --no-validate --no-warn --no-headers $< -o $@
405 INSTALL: manual/install.texi; $(format-me)
406 NOTES: manual/creature.texi; $(format-me)
407 manual/dir-add.texi manual/dir-add.info: FORCE
408 $(MAKE) $(PARALLELMFLAGS) -C $(@D) $(@F)
409 FAQ: scripts/gen-FAQ.pl FAQ.in
410 $(PERL) $^ > $@.new && rm -f $@ && mv $@.new $@ && chmod a-w $@
411 ifeq ($(with-cvs),yes)
412 test ! -d CVS || cvs $(CVSOPTS) commit -m'Regenerated: $(PERL) $^' $@
416 iconvdata/% localedata/% po/% manual/%: FORCE
417 $(MAKE) $(PARALLELMFLAGS) -C $(@D) $(@F)
419 # glibc 2.0 contains some header files which aren't used with glibc 2.1
421 # These rules should remove those headers
422 ifeq (,$(install_root))
423 ifeq ($(old-glibc-headers),yes)
424 install: remove-old-headers
428 headers2_0 := __math.h bytesex.h confname.h direntry.h elfclass.h \
429 errnos.h fcntlbits.h huge_val.h ioctl-types.h \
430 ioctls.h iovec.h jmp_buf.h libc-lock.h local_lim.h \
431 mathcalls.h mpool.h nan.h ndbm.h posix1_lim.h \
432 posix2_lim.h posix_opt.h resourcebits.h schedbits.h \
433 selectbits.h semaphorebits.h sigaction.h sigcontext.h \
434 signum.h sigset.h sockaddrcom.h socketbits.h stab.def \
435 statbuf.h statfsbuf.h stdio-lock.h stdio_lim.h \
436 syscall-list.h termbits.h timebits.h ustatbits.h \
437 utmpbits.h utsnamelen.h waitflags.h waitstatus.h \
438 xopen_lim.h gnu/types.h sys/ipc_buf.h \
439 sys/kernel_termios.h sys/msq_buf.h sys/sem_buf.h \
440 sys/shm_buf.h sys/socketcall.h sigstack.h
442 .PHONY: remove-old-headers
444 rm -f $(addprefix $(inst_includedir)/, $(headers2_0))