1 # Copyright (C) 1991-1999, 2000, 2001, 2002 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 ifeq ($(with-cvs
),yes
)
36 autoconf
$(ACFLAGS
) $< > $@.new
39 test ! -d CVS || cvs
$(CVSOPTS
) commit
-m
'Regenerated: autoconf $(ACFLAGS) $<' $@
44 autoconf
$(ACFLAGS
) $< > $@.new
50 # We don't want to run anything here in parallel.
53 configure
: configure.in aclocal.m4
; $(autoconf-it
)
54 %/configure
: %/configure.in aclocal.m4
; $(autoconf-it
)
56 # These are the targets that are made by making them in each subdirectory.
57 +subdir_targets
:= subdir_lib objects objs others subdir_mostlyclean \
58 subdir_clean subdir_distclean subdir_realclean \
59 tests xtests subdir_lint.out \
61 subdir_echo-headers subdir_echo-distinfo \
64 $(addprefix install-
, no-libc.a bin lib data headers others
)
66 headers
:= errno.h sys
/errno.h bits
/errno.h limits.h values.h \
67 features.h gnu-versions.h bits
/libc-lock.h bits
/xopen_lim.h \
70 echo-headers
: subdir_echo-headers
72 # The headers are in the include directory.
74 vpath
%.h
$(subdir-dirs
)
77 install-others
= $(inst_includedir
)/gnu
/stubs.h
78 install-bin-script
= glibcbug
80 ifeq (yes
,$(build-shared
))
81 headers
+= gnu
/lib-names.h
86 ifeq ($(build-programs
),yes
)
87 others
: $(addprefix $(objpfx
),$(install-bin-script
))
90 # Install from subdirectories too.
91 install: subdir_install
93 # Explicit dependency so that `make install-headers' works
94 install-headers
: install-headers-nosubdir
96 # Make sure that the dynamic linker is installed before libc.
97 $(inst_slibdir
)/libc-
$(version
).so
: elf
/ldso_install
99 .PHONY
: elf
/ldso_install
101 $(MAKE
) -C
$(@D
) $(@F
)
103 # Create links for shared libraries using the `ldconfig' program if possible.
104 # Ignore the error if we cannot update /etc/ld.so.cache.
105 ifeq (no
,$(cross-compiling
))
106 ifeq (yes
,$(build-shared
))
107 install: install-symbolic-link
108 .PHONY
: install-symbolic-link
109 install-symbolic-link
: subdir_install
110 $(symbolic-link-prog
) $(symbolic-link-list
)
111 rm -f
$(symbolic-link-list
)
114 -test ! -x
$(common-objpfx
)elf
/ldconfig || LC_ALL
=C LANGUAGE
=C \
115 $(common-objpfx
)elf
/ldconfig
$(addprefix -r
,$(install_root
)) \
118 ifeq (/usr
,$(prefix))
119 ifeq (,$(install_root
))
120 CC
="$(CC)" $(PERL
) scripts
/test-installation.pl
$(common-objpfx
)
127 # Build subdirectory lib objects.
128 lib-noranlib
: subdir_lib
130 ifeq (yes
,$(build-shared
))
131 # Build the shared object from the PIC object library.
132 lib
: $(common-objpfx
)libc.so
135 # Makerules creates a file `stubs' in each subdirectory, which
136 # contains `#define __stub_FUNCTION' for each function defined in that
137 # directory which is a stub.
138 # Here we paste all of these together into <gnu/stubs.h>.
140 subdir-stubs
:= $(foreach dir,$(subdirs
),$(common-objpfx
)$(dir)/stubs
)
142 # Since stubs.h is never needed when building the library, we simplify the
143 # hairy installation process by producing it in place only as the last part
144 # of the top-level `make install'. It depends on subdir_install, which
145 # iterates over all the subdirs; subdir_install in each subdir depends on
146 # the subdir's stubs file. Having more direct dependencies would result in
147 # extra iterations over the list for subdirs and many recursive makes.
148 $(inst_includedir
)/gnu
/stubs.h
: subdir_install
149 $(make-target-directory
)
150 @
rm -f
$(objpfx
)stubs.h
151 (echo
'/* This file is automatically generated.';\
152 echo
' It defines a symbol `__stub_FUNCTION'\'' for each function';\
153 echo
' in the C library which is a stub, meaning it will fail';\
154 echo
' every time called, usually setting errno to ENOSYS. */';\
155 LC_ALL
=C
sort $(subdir-stubs
)) > $(objpfx
)stubs.h
156 if
test -r
$@
&& cmp
-s
$(objpfx
)stubs.h
$@
; \
157 then echo
'stubs.h unchanged'; \
158 else $(INSTALL_DATA
) $(objpfx
)stubs.h
$@
; fi
159 rm -f
$(objpfx
)stubs.h
161 # The `glibcbug' script contains the version number and it shall be rebuild
162 # whenever this changes or the `glibcbug.in' file.
163 $(objpfx
)glibcbug
: $(common-objpfx
)config.status glibcbug.in
164 cd
$(<D
) && CONFIG_FILES
=$(@F
) CONFIG_HEADERS
= $(SHELL
) $(<F
)
166 # This makes the Info or DVI file of the documentation from the Texinfo source.
167 .PHONY
: info dvi pdf html
169 $(MAKE
) $(PARALLELMFLAGS
) -C manual
$@
171 # This makes all the subdirectory targets.
173 # For each target, make it depend on DIR/target for each subdirectory DIR.
174 $(+subdir_targets
): %: $(addsuffix /%,$(subdirs
))
176 # Compute a list of all those targets.
177 all-subdirs-targets
:= $(foreach dir,$(subdirs
),\
178 $(addprefix $(dir)/,$(+subdir_targets
)))
180 # The action for each of those is to cd into the directory and make the
182 $(all-subdirs-targets
):
183 $(MAKE
) $(PARALLELMFLAGS
) -C
$(@D
) $(@F
)
185 .PHONY
: $(+subdir_targets
) $(all-subdirs-targets
)
187 # Targets to clean things up to various degrees.
189 .PHONY
: clean realclean distclean distclean-1 parent-clean parent-mostlyclean \
192 # Subroutines of all cleaning targets.
193 parent-mostlyclean
: common-mostlyclean
# common-mostlyclean is in Makerules.
194 -rm -f
$(foreach o
,$(object-suffixes-for-libc
),\
195 $(common-objpfx
)$(patsubst %,$(libtype
$o),c
)) \
196 $(addprefix $(objpfx
),$(install-lib
))
197 parent-clean
: parent-mostlyclean common-clean
199 postclean
= $(addprefix $(common-objpfx
),$(postclean-generated
)) \
200 $(addprefix $(objpfx
),sysd-dirs sysd-rules
) \
201 $(addprefix $(objpfx
),sysd-sorted soversions.mk soversions.i
)
204 # This is done this way rather than having `subdir_clean' be a
205 # dependency of this target so that libc.a will be removed before the
206 # subdirectories are dealt with and so they won't try to remove object
207 # files from it when it's going to be removed anyway.
208 @
$(MAKE
) subdir_clean no_deps
=t
210 mostlyclean: parent-mostlyclean
211 @
$(MAKE
) subdir_mostlyclean no_deps
=t
215 @
$(MAKE
) subdir_testclean no_deps
=t
217 # The realclean target is just like distclean for the parent, but we want
218 # the subdirs to know the difference in case they care.
219 realclean distclean: parent-clean
220 # This is done this way rather than having `subdir_distclean' be a
221 # dependency of this target so that libc.a will be removed before the
222 # subdirectories are dealt with and so they won't try to remove object
223 # files from it when it's going to be removed anyway.
224 @
$(MAKE
) distclean-1 no_deps
=t distclean-1
=$@ avoid-generated
=yes \
225 sysdep-subdirs
="$(sysdep-subdirs)"
228 # Subroutine of distclean and realclean.
229 distclean-1
: subdir_
$(distclean-1
)
230 -rm -f
$(config-generated
)
231 -rm -f
$(addprefix $(objpfx
),config.status config.cache config.log
)
232 -rm -f
$(addprefix $(objpfx
),config.make config-name.h config.h
)
233 -rm -f
$(addprefix $(objpfx
),glibcbug
)
235 -rm -f
$(objpfx
)Makefile
237 -rm -f
$(sysdep-
$(distclean-1
))
240 echo_subdirs
:;@echo
'$(subdirs)'
242 .PHONY
: echo-distinfo parent_echo-distinfo
243 echo-distinfo
: parent_echo-distinfo subdir_echo-distinfo
244 parent_echo-distinfo
:
245 @echo
$(addprefix +header
+,$(headers
)) \
246 $(addprefix +nodist
+,$(generated
))
249 # Make the distribution tarfile.
251 distribute
:= README README.libm INSTALL FAQ FAQ.in NOTES NEWS BUGS \
252 PROJECTS COPYING.LIB COPYING ChangeLog ChangeLog.
[0-9] \
253 ChangeLog
.1[0-9] Makefile Makeconfig Makerules Rules \
254 Make-dist MakeTAGS extra-lib.mk o-iterator.mk configure \
255 configure.in aclocal.m4 config.h.in config.make.in \
256 config-name.in Makefile.in sysdep.h set-hooks.h \
257 libc-symbols.h version.h shlib-versions rpm
/Makefile \
258 rpm
/template rpm
/rpmrc glibcbug.in abi-tags stub-tag.h \
259 test-skeleton.c
include/des.h
include/libc-internal.h \
260 include/shlib-compat.h
include/pthread.h Versions.def \
261 cppflags-iterator.mk INTERFACE CONFORMANCE NAMESPACE \
262 $(addprefix scripts
/, \
263 rellns-sh config.sub config.guess \
264 mkinstalldirs move-if-change install-sh \
265 test-installation.pl gen-FAQ.pl versions.awk\
266 gen-sorted.awk abi-versions.awk \
267 firstversions.awk documented.sh
cpp)
269 distribute
:= $(strip $(distribute
))
270 generated
:= $(generated
) stubs.h
272 README
: README.template version.h
274 sed
-e
's/RELEASE/$(release)/' -e
's/VERSION/$(version)/' < $< > $@
275 # Make it unwritable so I won't change it by mistake.
277 ifeq ($(with-cvs
),yes
)
278 test ! -d CVS || cvs
$(CVSOPTS
) commit
-m
'Remade for $(release)-$(version)' $@
283 makeinfo --no-validate
--no-warn
--no-headers
$< -o
$@
286 INSTALL
: manual
/install.texi
; $(format-me
)
287 NOTES
: manual
/creature.texi
; $(format-me
)
288 manual
/dir-add.texi manual
/dir-add.
info: FORCE
289 $(MAKE
) $(PARALLELMFLAGS
) -C
$(@D
) $(@F
)
290 FAQ
: scripts
/gen-FAQ.pl FAQ.in
291 $(PERL
) $^
> $@.new
&& rm -f
$@
&& mv
$@.new
$@
&& chmod a-w
$@
292 ifeq ($(with-cvs
),yes
)
293 test ! -d CVS || cvs
$(CVSOPTS
) commit
-m
'Regenerated: $(PERL) $^' $@
297 rpm
/%: subdir_distinfo
298 $(MAKE
) $(PARALLELMFLAGS
) -C
$(@D
) $(@F
)
300 iconvdata
/% localedata
/% po
/%:
301 $(MAKE
) $(PARALLELMFLAGS
) -C
$(@D
) $(@F
)
303 # This is a special goal for people making binary distributions. Normally
304 # everybody uses the DES based crypt library but for the distribution we
305 # need the only-MD5 based one as well.
306 md5-crypt
/libmd5crypt
:
307 $(MAKE
) $(PARALLELMFLAGS
) -C
$(@D
) $(@F
)
309 # glibc 2.0 contains some header files which aren't used with glibc 2.1
311 # These rules should remove those headers
312 ifeq (,$(install_root
))
313 ifeq ($(old-glibc-headers
),yes
)
314 install: remove-old-headers
318 headers2_0
:= __math.h bytesex.h confname.h direntry.h elfclass.h \
319 errnos.h fcntlbits.h huge_val.h ioctl-types.h \
320 ioctls.h iovec.h jmp_buf.h libc-lock.h local_lim.h \
321 mathcalls.h mpool.h nan.h ndbm.h posix1_lim.h \
322 posix2_lim.h posix_opt.h resourcebits.h schedbits.h \
323 selectbits.h semaphorebits.h sigaction.h sigcontext.h \
324 signum.h sigset.h sockaddrcom.h socketbits.h stab.def \
325 statbuf.h statfsbuf.h stdio-lock.h stdio_lim.h \
326 syscall-list.h termbits.h timebits.h ustatbits.h \
327 utmpbits.h utsnamelen.h waitflags.h waitstatus.h \
328 xopen_lim.h gnu
/types.h sys
/ipc_buf.h \
329 sys
/kernel_termios.h sys
/msq_buf.h sys
/sem_buf.h \
330 sys
/shm_buf.h sys
/socketcall.h sigstack.h
332 .PHONY
: remove-old-headers
334 rm -f
$(addprefix $(inst_includedir
)/, $(headers2_0
))