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379bb425 | 1 | # Copyright (C) 1991, 92, 93, 94, 95, 96, 97, 98 Free Software Foundation, Inc. |
28f540f4 RM |
2 | # This file is part of the GNU C Library. |
3 | ||
4 | # The GNU C Library is free software; you can redistribute it and/or | |
5 | # modify it under the terms of the GNU Library General Public License as | |
6 | # published by the Free Software Foundation; either version 2 of the | |
7 | # License, or (at your option) any later version. | |
8 | ||
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 | # Library General Public License for more details. | |
13 | ||
14 | # You should have received a copy of the GNU Library General Public | |
2c6fe0bd UD |
15 | # License along with the GNU C Library; see the file COPYING.LIB. If not, |
16 | # write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, | |
17 | # Boston, MA 02111-1307, USA. | |
28f540f4 RM |
18 | |
19 | # | |
20 | # Master Makefile for the GNU C library | |
21 | # | |
22 | ifneq (,) | |
23 | This makefile requires GNU Make. | |
24 | endif | |
25 | ||
26 | ||
27 | # This is the default target; it makes everything except the tests. | |
28 | .PHONY: all | |
edf5b2d7 | 29 | all: lib others |
28f540f4 | 30 | \f |
4d06461a | 31 | ifeq ($(with-cvs),yes) |
28f540f4 | 32 | define autoconf-it |
587dbc6f | 33 | @-rm -f $@.new |
28f540f4 | 34 | autoconf $(ACFLAGS) $< > $@.new |
587dbc6f | 35 | chmod a-w,a+x $@.new |
28f540f4 | 36 | mv -f $@.new $@ |
379bb425 | 37 | test ! -d CVS || cvs $(CVSOPTS) commit -m'Regenerated: autoconf $(ACFLAGS) $<' $@ |
28f540f4 | 38 | endef |
4d06461a UD |
39 | else |
40 | define autoconf-it | |
41 | @-rm -f $@.new | |
42 | autoconf $(ACFLAGS) $< > $@.new | |
43 | chmod a-w,a+x $@.new | |
44 | mv -f $@.new $@ | |
45 | endef | |
46 | endif | |
28f540f4 | 47 | |
dbdb6189 RM |
48 | configure: configure.in aclocal.m4; $(autoconf-it) |
49 | %/configure: %/configure.in aclocal.m4; $(autoconf-it) | |
28f540f4 RM |
50 | |
51 | include Makeconfig | |
52 | ||
53 | ifndef avoid-generated | |
b86199fb | 54 | -include $(objpfx)sysd-dirs |
28f540f4 RM |
55 | define \n |
56 | ||
57 | ||
58 | endef | |
59 | sysdep-subdirs := $(subst $(\n), ,$(sysdep-subdirs)) | |
60 | endif | |
61 | ||
62 | # These are the subdirectories containing the library source. | |
92f1da4d | 63 | subdirs = csu assert ctype db2 locale intl catgets math setjmp signal stdlib \ |
33a934a3 | 64 | stdio-common $(stdio) malloc string wcsmbs time dirent grp pwd \ |
6973fc01 | 65 | posix io termios resource misc socket sysvipc gmon gnulib iconv \ |
04be94a8 | 66 | iconvdata wctype manual shadow md5-crypt po argp $(add-ons) nss \ |
d71b808a | 67 | localedata $(rt) $(sysdep-subdirs) $(binfmt-subdir) |
28f540f4 RM |
68 | export subdirs := $(subdirs) # Benign, useless in GNU make before 3.63. |
69 | ||
70 | # The mach and hurd subdirectories have many generated header files which | |
24906b43 | 71 | # much of the rest of the library depends on, so it is best to build them |
28f540f4 RM |
72 | # first (and mach before hurd, at that). The before-compile additions in |
73 | # sysdeps/{mach,hurd}/Makefile should make it reliably work for these files | |
74 | # not to exist when making in other directories, but it will be slower that | |
75 | # way with more somewhat expensive `make' invocations. | |
76 | subdirs := $(filter mach,$(subdirs)) $(filter hurd,$(subdirs)) \ | |
77 | $(filter-out mach hurd,$(subdirs)) | |
78 | ||
79 | # All initialization source files. | |
80 | +subdir_inits := $(wildcard $(foreach dir,$(subdirs),$(dir)/init-$(dir).c)) | |
81 | # All subdirectories containing initialization source files. | |
82 | +init_subdirs := $(patsubst %/,%,$(dir $(+subdir_inits))) | |
83 | ||
84 | ||
85 | # These are the targets that are made by making them in each subdirectory. | |
edf5b2d7 UD |
86 | +subdir_targets := subdir_lib objects objs others subdir_mostlyclean \ |
87 | subdir_clean subdir_distclean subdir_realclean \ | |
88 | tests subdir_lint.out \ | |
6a441471 | 89 | subdir_distinfo \ |
28f540f4 | 90 | subdir_echo-headers subdir_echo-distinfo \ |
57ba7bb4 UD |
91 | subdir_install \ |
92 | $(addprefix install-, no-libc.a bin lib data headers others) | |
28f540f4 | 93 | \f |
5107cf1d | 94 | headers := errno.h sys/errno.h bits/errno.h limits.h values.h \ |
dc30f461 UD |
95 | features.h gnu-versions.h bits/libc-lock.h bits/xopen_lim.h \ |
96 | gnu/libc-version.h | |
28f540f4 | 97 | aux = sysdep $(libc-init) version |
7cc27f44 | 98 | before-compile += $(objpfx)version-info.h |
28f540f4 RM |
99 | |
100 | echo-headers: subdir_echo-headers | |
101 | ||
762a2918 UD |
102 | # The headers are in the include directory. |
103 | subdir-dirs = include | |
104 | vpath %.h $(subdir-dirs) | |
105 | ||
28f540f4 | 106 | # What to install. |
8d57beea | 107 | install-others = $(inst_includedir)/gnu/stubs.h |
56552e42 UD |
108 | install-bin = glibcbug |
109 | ||
a18f587d | 110 | ifeq (yes,$(build-shared)) |
c0e45674 | 111 | install-others += $(inst_includedir)/gnu/lib-names.h |
a18f587d | 112 | endif |
28f540f4 RM |
113 | |
114 | ifeq (yes,$(gnu-ld)) | |
115 | libc-init = set-init | |
116 | else | |
117 | libc-init = munch-init | |
118 | $(objpfx)munch-init.c: munch.awk munch-tmpl.c $(+subdir_inits) | |
119 | awk -f $< subdirs='$(+init_subdirs)' $(word 2,$^) > $@-t | |
120 | mv -f $@-t $@ | |
121 | generated := $(generated) munch-init.c | |
122 | endif | |
123 | ||
124 | ||
125 | include Makerules | |
126 | ||
127 | # Install from subdirectories too. | |
128 | install: subdir_install | |
8d57beea | 129 | |
9756dfe1 | 130 | # Make sure that the dynamic linker is installed before libc. |
da2d1bc5 UD |
131 | $(inst_slibdir)/libc-$(version).so: elf/ldso_install |
132 | ||
133 | .PHONY: elf/ldso_install | |
134 | elf/ldso_install: | |
135 | $(MAKE) -C $(@D) $(@F) | |
9756dfe1 | 136 | |
6973fc01 | 137 | # Create links for shared libraries using the `ldconfig' program is possible. |
7cc27f44 | 138 | # Ignore the error if we cannot update /etc/ld.so.cache. |
1ef32c3d UD |
139 | ifeq (no,$(cross-compiling)) |
140 | ifeq (yes,$(build-shared)) | |
8d57beea | 141 | install: |
7cc27f44 | 142 | -test ! -x $(common-objpfx)elf/ldconfig || \ |
1228ed5c | 143 | $(common-objpfx)elf/ldconfig -d $(inst_slibdir) $(inst_libdir) |
cc3fa755 UD |
144 | ifneq (no,$(PERL)) |
145 | ifeq (/usr,$(prefix)) | |
146 | ifeq (,$(install_root)) | |
6973fc01 | 147 | CC="$(CC)" $(PERL) test-installation.pl $(common-objpfx) |
cc3fa755 UD |
148 | endif |
149 | endif | |
150 | endif | |
1ef32c3d UD |
151 | endif |
152 | endif | |
28f540f4 | 153 | |
01a36ad3 RM |
154 | # Build subdirectory lib objects. |
155 | lib-noranlib: subdir_lib | |
28f540f4 | 156 | |
01a36ad3 RM |
157 | ifeq (yes,$(build-shared)) |
158 | # Build the shared object from the PIC object library. | |
159 | lib: $(common-objpfx)libc.so | |
160 | endif | |
28f540f4 | 161 | |
c4029823 UD |
162 | all-Subdirs-files = $(wildcard $(addsuffix /Subdirs, $(config-sysdirs))) |
163 | $(objpfx)sysd-dirs: $(+sysdir_pfx)config.make $(all-Subdirs-files) | |
164 | (echo define sysdep-subdirs; \ | |
165 | sed 's/#.*$$//' $(all-Subdirs-files) /dev/null; \ | |
28f540f4 | 166 | echo endef) > $@-tmp |
c4029823 | 167 | mv -f $@-tmp $@ |
28f540f4 | 168 | \f |
c4029823 UD |
169 | all-Banner-files = $(wildcard $(addsuffix /Banner, $(subdirs))) |
170 | $(objpfx)version-info.h: $(+sysdir_pfx)config.make $(all-Banner-files) | |
0d204b0a UD |
171 | (case $(config-os) in \ |
172 | linux*) version=`(echo -e "#include <linux/version.h>\nUTS_RELEASE"\ | |
39e16978 | 173 | | $(CC) -E -P - | \ |
0d204b0a UD |
174 | sed -e 's/"\([^"]*\)".*/\1/p' -e d) 2>/dev/null`;\ |
175 | if [ -z "$$version" ]; then \ | |
176 | if [ -r /proc/version ]; then \ | |
177 | version=`sed 's/.*version \([^ ]*\) .*/>>\1<</' \ | |
178 | < /proc/version`; \ | |
179 | else \ | |
180 | version=`uname -r`; \ | |
181 | fi; \ | |
182 | fi; \ | |
183 | echo -n "\"Compiled on a Linux $$version system "; \ | |
39e16978 | 184 | echo "on `date +%Y-%m-%d`.\\n\"" ;; \ |
0d204b0a UD |
185 | *) ;; \ |
186 | esac; \ | |
187 | files="$(all-Banner-files)"; \ | |
a68b0d31 | 188 | if test -n "$$files"; then \ |
c4029823 UD |
189 | echo "\"Available extensions:"; \ |
190 | sed -e '/^#/d' -e 's/^[[:space:]]*/ /' $$files; \ | |
191 | echo "\""; \ | |
6ed0492f UD |
192 | fi) > $@T |
193 | mv -f $@T $@ | |
499e7464 UD |
194 | |
195 | version.c-objects := $(addprefix $(objpfx)version,$(object-suffixes)) | |
196 | $(version.c-objects): $(objpfx)version-info.h | |
197 | \f | |
28f540f4 RM |
198 | # Makerules creates a file `stub-$(subdir)' for each subdirectory, which |
199 | # contains `#define __stub_FUNCTION' for each function which is a stub. | |
6bc31da0 | 200 | # Here we paste all of these together into <gnu/stubs.h>. |
28f540f4 RM |
201 | |
202 | subdir-stubs := $(foreach dir,$(subdirs),$(common-objpfx)stub-$(dir)) | |
203 | ||
204 | # Since stubs.h is never needed when building the library, we simplify the | |
205 | # hairy installation process by producing it in place only as the last part | |
b9b49b44 UD |
206 | # of the top-level `make install'. It depends on subdir_install, which |
207 | # iterates over all the subdirs; subdir_install in each subdir depends on | |
208 | # the subdir's stubs file. Having more direct dependencies would result in | |
209 | # extra iterations over the list for subdirs and many recursive makes. | |
210 | $(inst_includedir)/gnu/stubs.h: subdir_install | |
5107cf1d | 211 | $(make-target-directory) |
28f540f4 RM |
212 | @rm -f $(objpfx)stubs.h |
213 | (echo '/* This file is automatically generated.';\ | |
214 | echo ' It defines a symbol `__stub_FUNCTION'\'' for each function';\ | |
215 | echo ' in the C library which is a stub, meaning it will fail';\ | |
216 | echo ' every time called, usually setting errno to ENOSYS. */';\ | |
b9b49b44 | 217 | sort $(subdir-stubs)) > $(objpfx)stubs.h |
13a0be88 | 218 | if test -r $@ && cmp -s $(objpfx)stubs.h $@; \ |
ba1ffaa1 | 219 | then echo 'stubs.h unchanged'; \ |
d36e7692 | 220 | else $(INSTALL_DATA) $(objpfx)stubs.h $@; fi |
28f540f4 RM |
221 | rm -f $(objpfx)stubs.h |
222 | \f | |
8a523922 | 223 | ifeq (yes,$(build-shared)) |
afd4eb37 | 224 | |
c0e45674 | 225 | $(inst_includedir)/gnu/lib-names.h: $(common-objpfx)gnu/lib-names.h |
5107cf1d | 226 | $(make-target-directory) |
56552e42 UD |
227 | if test -r $@ && cmp -s $< $@; \ |
228 | then echo 'gnu/lib-names.h unchanged'; \ | |
229 | else $(INSTALL_DATA) $< $@; fi | |
afd4eb37 | 230 | endif |
ba1ffaa1 | 231 | \f |
df4ef2ab UD |
232 | # The `glibcbug' script contains the version number and it shall be rebuild |
233 | # whenever this changes or the `glibcbug.in' file. | |
5290baf0 UD |
234 | $(objpfx)glibcbug: $(common-objpfx)config.status glibcbug.in |
235 | cd $(<D); CONFIG_FILES=$(@F) CONFIG_HEADERS= $(SHELL) $(<F) | |
df4ef2ab | 236 | \f |
28f540f4 RM |
237 | # This makes the Info or DVI file of the documentation from the Texinfo source. |
238 | .PHONY: info dvi | |
239 | info dvi: | |
c0e45674 | 240 | $(MAKE) $(PARALLELMFLAGS) -C manual $@ |
28f540f4 RM |
241 | \f |
242 | # This makes all the subdirectory targets. | |
243 | ||
244 | # For each target, make it depend on DIR/target for each subdirectory DIR. | |
245 | $(+subdir_targets): %: $(addsuffix /%,$(subdirs)) | |
246 | ||
247 | # Compute a list of all those targets. | |
248 | all-subdirs-targets := $(foreach dir,$(subdirs),\ | |
249 | $(addprefix $(dir)/,$(+subdir_targets))) | |
250 | ||
251 | # The action for each of those is to cd into the directory and make the | |
252 | # target there. | |
253 | $(all-subdirs-targets): | |
c0e45674 | 254 | $(MAKE) $(PARALLELMFLAGS) -C $(@D) $(@F) |
28f540f4 RM |
255 | |
256 | .PHONY: $(+subdir_targets) $(all-subdirs-targets) | |
257 | \f | |
258 | # Targets to clean things up to various degrees. | |
259 | ||
260 | .PHONY: clean realclean distclean distclean-1 parent-clean parent-mostlyclean | |
261 | ||
262 | # Subroutines of all cleaning targets. | |
263 | parent-mostlyclean: common-mostlyclean # common-mostlyclean is in Makerules. | |
60092701 RM |
264 | -rm -f $(foreach o,$(object-suffixes),\ |
265 | $(common-objpfx)$(patsubst %,$(libtype$o),c)) \ | |
266 | $(addprefix $(objpfx),$(install-lib)) | |
28f540f4 | 267 | parent-clean: parent-mostlyclean common-clean |
da2d1bc5 UD |
268 | |
269 | postclean = $(addprefix $(common-objpfx),$(postclean-generated)) \ | |
270 | $(addprefix $(objpfx),sysd-Makefile sysd-dirs sysd-rules) | |
28f540f4 RM |
271 | |
272 | clean: parent-clean | |
273 | # This is done this way rather than having `subdir_clean' be a | |
274 | # dependency of this target so that libc.a will be removed before the | |
275 | # subdirectories are dealt with and so they won't try to remove object | |
276 | # files from it when it's going to be removed anyway. | |
277 | @$(MAKE) subdir_clean no_deps=t | |
278 | mostlyclean: parent-mostlyclean | |
279 | @$(MAKE) subdir_mostlyclean no_deps=t | |
da2d1bc5 | 280 | -rm -f $(postclean) |
28f540f4 RM |
281 | |
282 | # The realclean target is just like distclean for the parent, but we want | |
283 | # the subdirs to know the difference in case they care. | |
284 | realclean distclean: parent-clean | |
285 | # This is done this way rather than having `subdir_distclean' be a | |
286 | # dependency of this target so that libc.a will be removed before the | |
287 | # subdirectories are dealt with and so they won't try to remove object | |
288 | # files from it when it's going to be removed anyway. | |
da2d1bc5 UD |
289 | @$(MAKE) distclean-1 no_deps=t distclean-1=$@ avoid-generated=yes \ |
290 | sysdep-subdirs="$(sysdep-subdirs)" | |
291 | -rm -f $(postclean) | |
28f540f4 RM |
292 | |
293 | # Subroutine of distclean and realclean. | |
294 | distclean-1: subdir_$(distclean-1) | |
295 | -rm -f $(config-generated) | |
60092701 RM |
296 | -rm -f $(addprefix $(objpfx),config.status config.cache config.log) |
297 | -rm -f $(addprefix $(objpfx),config.make config-name.h config.h) | |
9a0a462c | 298 | -rm -f $(addprefix $(objpfx),glibcbug) |
28f540f4 RM |
299 | ifdef objdir |
300 | -rm -f $(objpfx)Makefile | |
301 | endif | |
302 | -rm -f $(sysdep-$(distclean-1)) | |
303 | \f | |
304 | .PHONY: echo_subdirs | |
305 | echo_subdirs:;@echo '$(subdirs)' | |
306 | ||
307 | .PHONY: echo-distinfo parent_echo-distinfo | |
308 | echo-distinfo: parent_echo-distinfo subdir_echo-distinfo | |
309 | parent_echo-distinfo: | |
310 | @echo $(addprefix +header+,$(headers)) \ | |
311 | $(addprefix +nodist+,$(generated)) | |
6a441471 | 312 | |
2f6d1f1b | 313 | \f |
28f540f4 RM |
314 | # Make the distribution tarfile. |
315 | ||
bc9f6000 | 316 | distribute := README INSTALL FAQ NOTES NEWS PROJECTS BUGS \ |
9f447fb3 | 317 | COPYING.LIB COPYING ChangeLog ChangeLog.[0-9] \ |
28f540f4 | 318 | Makefile Makeconfig Makerules Rules Make-dist MakeTAGS \ |
1eb687d0 | 319 | extra-lib.mk o-iterator.mk \ |
762a2918 | 320 | libc.map mkinstalldirs move-if-change install-sh \ |
28f540f4 | 321 | configure configure.in aclocal.m4 config.sub config.guess\ |
9f447fb3 | 322 | config.h.in config.make.in config-name.in Makefile.in \ |
f0e44959 | 323 | autolock.sh rellns-sh munch-tmpl.c munch.awk interp.c \ |
748050b3 | 324 | sysdep.h set-hooks.h libc-symbols.h version.h shlib-versions \ |
6973fc01 | 325 | rpm/Makefile rpm/template rpm/rpmrc glibcbug.in abi-tags \ |
b9b49b44 | 326 | stub-tag.h test-installation.pl |
28f540f4 RM |
327 | |
328 | distribute := $(strip $(distribute)) | |
f0f1bf85 | 329 | generated := $(generated) stubs.h version-info.h |
28f540f4 | 330 | |
8d57beea | 331 | README: README.template version.h ; # Make-dist should update README. |
28f540f4 RM |
332 | |
333 | define format-me | |
334 | @rm -f $@ | |
335 | makeinfo --no-validate --no-warn --no-headers $< -o $@ | |
336 | -chmod a-w $@ | |
337 | endef | |
338 | INSTALL: manual/maint.texi; $(format-me) | |
339 | NOTES: manual/creature.texi; $(format-me) | |
714a562f | 340 | manual/dir-add.texi manual/dir-add.info: FORCE |
fe7bdd63 | 341 | $(MAKE) $(PARALLELMFLAGS) -C $(@D) $(@F) |
61952351 UD |
342 | FAQ: gen-FAQ.pl FAQ.in |
343 | $(PERL) $^ > $@.new && rm -f $@ && mv $@.new $@ && chmod a-w $@ | |
f671aeab | 344 | FORCE: |
6a441471 RM |
345 | |
346 | rpm/%: subdir_distinfo | |
c0e45674 | 347 | $(MAKE) $(PARALLELMFLAGS) -C $(@D) subdirs='$(subdirs)' $(@F) |
33a934a3 | 348 | |
f4017d20 UD |
349 | iconvdata/%: |
350 | $(MAKE) $(PARALLELMFLAGS) -C $(@D) $(@F) | |
351 | ||
33a934a3 UD |
352 | # This is a special goal for people making binary distributions. Normally |
353 | # everybody uses the DES based crypt library but for the distribution we | |
354 | # need the only-MD5 based one as well. | |
355 | md5-crypt/libmd5crypt: | |
c0e45674 | 356 | $(MAKE) $(PARALLELMFLAGS) -C $(@D) $(@F) |