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d614a753 | 1 | # Copyright (C) 1991-2020 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 | |
41bdb6e2 AJ |
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. | |
28f540f4 RM |
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 | |
41bdb6e2 | 12 | # Lesser General Public License for more details. |
28f540f4 | 13 | |
41bdb6e2 | 14 | # You should have received a copy of the GNU Lesser General Public |
59ba27a6 | 15 | # License along with the GNU C Library; if not, see |
5a82c748 | 16 | # <https://www.gnu.org/licenses/>. |
28f540f4 RM |
17 | |
18 | # | |
19 | # Rules for making a subdirectory in the GNU C library. | |
20 | # Each subdirectory Makefile defines some variables and includes this. | |
21 | # | |
22 | ifneq (,) | |
23 | This makefile requires GNU Make. | |
24 | endif | |
25 | ||
26 | all: # Don't let the default goal come from Makeconfig. | |
27 | ||
e0a3ed4f | 28 | include $(firstword $(..) ../)Makeconfig |
28f540f4 RM |
29 | |
30 | ifndef subdir | |
31 | Each subdirectory makefile must define the `subdir' variable. | |
32 | endif | |
c7562c74 | 33 | # This ` unconfuses emacs. |
28f540f4 RM |
34 | # This is benign and useless in GNU make before 3.63. |
35 | export subdir := $(subdir) | |
36 | \f | |
37 | # This is the default target; it makes the library and auxiliary programs. | |
38 | .PHONY: all | |
96f873b9 | 39 | all: objs lib others |
28f540f4 | 40 | |
0413b54c | 41 | ifeq ($(build-programs),yes) |
a182affd | 42 | others: $(addprefix $(objpfx),$(extra-objs) \ |
6c3ebebd UD |
43 | $(install-lib) \ |
44 | $(install-bin) $(install-bin-script) \ | |
1ef32c3d | 45 | $(install-rootsbin) $(install-sbin)) |
0413b54c UD |
46 | else |
47 | others: $(addprefix $(objpfx),$(extra-objs) \ | |
48 | $(install-lib)) | |
49 | endif | |
a182affd | 50 | |
28f540f4 RM |
51 | ifneq "$(findstring env,$(origin headers))" "" |
52 | headers := | |
53 | endif | |
54 | ||
55 | ifneq "$(findstring env,$(origin generated))" "" | |
56 | generated := | |
57 | endif | |
58 | ||
924840c5 TBB |
59 | ifneq "$(findstring env,$(origin common-generated))" "" |
60 | common-generated := | |
61 | endif | |
62 | ||
adee0e1f RM |
63 | # See below. This must be set before Makerules processes it. |
64 | before-compile += $(common-objpfx)bits/stdio_lim.h | |
65 | ||
e0a3ed4f | 66 | include $(..)Makerules |
28f540f4 RM |
67 | |
68 | .PHONY: subdir_lib | |
3bbceb12 | 69 | subdir_lib: lib-noranlib |
28f540f4 RM |
70 | |
71 | # Some subdirs need to install a dummy library. | |
72 | # They can use "$(objpfx)libfnord.a: $(dep-dummy-lib); $(make-dummy-lib)". | |
6e953631 | 73 | dep-dummy-lib = $(common-objpfx)dummy.o |
28f540f4 RM |
74 | define make-dummy-lib |
75 | $(AR) cr$(verbose) $@ $< | |
76 | endef | |
74015205 | 77 | |
6e953631 | 78 | $(common-objpfx)dummy.c: |
f0097fa0 | 79 | rm -f $@ |
27ee0a55 AJ |
80 | (echo 'extern void __dummy__ (void);'; \ |
81 | echo 'void __dummy__ (void) { }') > $@ | |
464d646f | 82 | common-generated += dummy.o dummy.c |
47755784 ZW |
83 | |
84 | ifneq "$(headers)" "" | |
711a322a ZW |
85 | # Test that all of the headers installed by this directory can be compiled |
86 | # in isolation. | |
47755784 | 87 | tests-special += $(objpfx)check-installed-headers-c.out |
7c3018f9 | 88 | libof-check-installed-headers-c := testsuite |
47755784 ZW |
89 | $(objpfx)check-installed-headers-c.out: \ |
90 | $(..)scripts/check-installed-headers.sh $(headers) | |
91 | $(SHELL) $(..)scripts/check-installed-headers.sh c \ | |
92 | "$(CC) $(filter-out -std=%,$(CFLAGS)) -D_ISOMAC $(+includes)" \ | |
93 | $(headers) > $@; \ | |
94 | $(evaluate-test) | |
95 | ||
96 | ifneq "$(CXX)" "" | |
711a322a ZW |
97 | # If a C++ compiler is available, also test that they can be compiled |
98 | # in isolation as C++. | |
47755784 | 99 | tests-special += $(objpfx)check-installed-headers-cxx.out |
7c3018f9 | 100 | libof-check-installed-headers-cxx := testsuite |
47755784 ZW |
101 | $(objpfx)check-installed-headers-cxx.out: \ |
102 | $(..)scripts/check-installed-headers.sh $(headers) | |
103 | $(SHELL) $(..)scripts/check-installed-headers.sh c++ \ | |
104 | "$(CXX) $(filter-out -std=%,$(CXXFLAGS)) -D_ISOMAC $(+includes)" \ | |
105 | $(headers) > $@; \ | |
106 | $(evaluate-test) | |
ad18dade FW |
107 | endif # $(CXX) |
108 | ||
711a322a ZW |
109 | # Test that a wrapper header exists in include/ for each non-sysdeps header. |
110 | # This script does not need $(py-env). | |
ad18dade FW |
111 | tests-special += $(objpfx)check-wrapper-headers.out |
112 | $(objpfx)check-wrapper-headers.out: \ | |
113 | $(..)scripts/check-wrapper-headers.py $(headers) | |
114 | $(PYTHON) $< --root=$(..) --subdir=$(subdir) $(headers) > $@; \ | |
115 | $(evaluate-test) | |
116 | ||
711a322a ZW |
117 | # Test that none of the headers installed by this directory use certain |
118 | # obsolete constructs (e.g. legacy BSD typedefs superseded by stdint.h). | |
119 | # This script does not need $(py-env). | |
120 | tests-special += $(objpfx)check-obsolete-constructs.out | |
121 | libof-check-obsolete-constructs := testsuite | |
122 | $(objpfx)check-obsolete-constructs.out: \ | |
123 | $(..)scripts/check-obsolete-constructs.py $(headers) | |
124 | $(PYTHON) $^ > $@ 2>&1; \ | |
125 | $(evaluate-test) | |
126 | ||
ad18dade | 127 | endif # $(headers) |
28f540f4 | 128 | \f |
6d52618b | 129 | # This makes all the auxiliary and test programs. |
28f540f4 | 130 | |
a00d3f4a | 131 | .PHONY: others tests bench bench-build |
11dd4af6 | 132 | |
23b5cae1 MG |
133 | # Test programs for the pretty printers. |
134 | tests-printers-programs := $(addprefix $(objpfx),$(tests-printers)) | |
135 | ||
136 | # .out files with the output of running the pretty printer tests. | |
137 | tests-printers-out := $(patsubst %,$(objpfx)%.out,$(tests-printers)) | |
138 | ||
0413b54c | 139 | ifeq ($(build-programs),yes) |
414fd335 | 140 | others: $(addprefix $(objpfx),$(others) $(sysdep-others) $(extra-objs)) |
0413b54c UD |
141 | else |
142 | others: $(addprefix $(objpfx),$(extra-objs)) | |
143 | endif | |
23b5cae1 MG |
144 | |
145 | # Generate constant files for Python pretty printers if required. | |
146 | others: $(py-const) | |
147 | ||
03ac099f | 148 | ifeq ($(run-built-tests),no) |
7c3018f9 | 149 | tests: $(addprefix $(objpfx),$(filter-out $(tests-unsupported), \ |
561b0bec DD |
150 | $(tests) $(tests-internal) \ |
151 | $(tests-container)) \ | |
31cd0548 SP |
152 | $(test-srcs)) $(tests-special) \ |
153 | $(tests-printers-programs) | |
f214606a | 154 | xtests: tests $(xtests-special) |
28f540f4 | 155 | else |
7c3018f9 | 156 | tests: $(tests:%=$(objpfx)%.out) $(tests-internal:%=$(objpfx)%.out) \ |
561b0bec | 157 | $(tests-container:%=$(objpfx)%.out) \ |
7c3018f9 | 158 | $(tests-special) $(tests-printers-out) |
f214606a | 159 | xtests: tests $(xtests:%=$(objpfx)%.out) $(xtests-special) |
786a5421 | 160 | endif |
28f540f4 | 161 | |
265d52ab JM |
162 | tests-special-notdir = $(patsubst $(objpfx)%, %, $(tests-special)) |
163 | xtests-special-notdir = $(patsubst $(objpfx)%, %, $(xtests-special)) | |
e64e1171 JM |
164 | ifeq ($(run-built-tests),no) |
165 | tests-expected = | |
166 | else | |
561b0bec DD |
167 | tests-expected = $(tests) $(tests-internal) $(tests-printers) \ |
168 | $(tests-container) | |
e64e1171 | 169 | endif |
265d52ab JM |
170 | tests: |
171 | $(..)scripts/merge-test-results.sh -s $(objpfx) $(subdir) \ | |
3d6bfcac | 172 | $(sort $(tests-expected) $(tests-special-notdir:.out=)) \ |
265d52ab JM |
173 | > $(objpfx)subdir-tests.sum |
174 | xtests: | |
175 | $(..)scripts/merge-test-results.sh -s $(objpfx) $(subdir) \ | |
176 | $(sort $(xtests) $(xtests-special-notdir:.out=)) \ | |
177 | > $(objpfx)subdir-xtests.sum | |
178 | ||
0413b54c | 179 | ifeq ($(build-programs),yes) |
95f5a9a8 | 180 | binaries-all-notests = $(others) $(sysdep-others) |
561b0bec DD |
181 | binaries-all-tests = $(tests) $(tests-internal) $(xtests) $(test-srcs) \ |
182 | $(tests-container) | |
95f5a9a8 JM |
183 | binaries-all = $(binaries-all-notests) $(binaries-all-tests) |
184 | binaries-static-notests = $(others-static) | |
185 | binaries-static-tests = $(tests-static) $(xtests-static) | |
186 | binaries-static = $(binaries-static-notests) $(binaries-static-tests) | |
da62f81b | 187 | ifeq (yesyes,$(have-fpie)$(build-shared)) |
740b3dbe L |
188 | binaries-pie-tests = $(tests-pie) $(xtests-pie) |
189 | binaries-pie-notests = $(others-pie) | |
da62f81b | 190 | else |
740b3dbe L |
191 | binaries-pie-tests = |
192 | binaries-pie-notests = | |
da62f81b | 193 | endif |
0413b54c | 194 | else |
95f5a9a8 | 195 | binaries-all-notests = |
7c3018f9 | 196 | binaries-all-tests = $(tests) $(tests-internal) $(xtests) $(test-srcs) |
95f5a9a8 JM |
197 | binaries-all = $(binaries-all-tests) |
198 | binaries-static-notests = | |
199 | binaries-static-tests = | |
3c5edd4d | 200 | binaries-static = |
740b3dbe L |
201 | binaries-pie-tests = |
202 | binaries-pie-notests = | |
e1586792 UD |
203 | endif |
204 | ||
740b3dbe | 205 | binaries-pie = $(binaries-pie-tests) $(binaries-pie-notests) |
95f5a9a8 JM |
206 | binaries-shared-tests = $(filter-out $(binaries-pie) $(binaries-static), \ |
207 | $(binaries-all-tests)) | |
208 | binaries-shared-notests = $(filter-out $(binaries-pie) $(binaries-static), \ | |
209 | $(binaries-all-notests)) | |
e1586792 | 210 | |
95f5a9a8 JM |
211 | ifneq "$(strip $(binaries-shared-notests))" "" |
212 | $(addprefix $(objpfx),$(binaries-shared-notests)): %: %.o \ | |
9992e360 | 213 | $(sort $(filter $(common-objpfx)lib%,$(link-libc))) \ |
0413b54c UD |
214 | $(addprefix $(csu-objpfx),start.o) $(+preinit) $(+postinit) |
215 | $(+link) | |
216 | endif | |
e1586792 | 217 | |
95f5a9a8 JM |
218 | ifneq "$(strip $(binaries-shared-tests))" "" |
219 | $(addprefix $(objpfx),$(binaries-shared-tests)): %: %.o \ | |
76dcbf42 | 220 | $(link-extra-libs-tests) \ |
95f5a9a8 JM |
221 | $(sort $(filter $(common-objpfx)lib%,$(link-libc))) \ |
222 | $(addprefix $(csu-objpfx),start.o) $(+preinit) $(+postinit) | |
223 | $(+link-tests) | |
224 | endif | |
225 | ||
740b3dbe L |
226 | ifneq "$(strip $(binaries-pie-tests))" "" |
227 | $(addprefix $(objpfx),$(binaries-pie-tests)): %: %.o \ | |
76dcbf42 | 228 | $(link-extra-libs-tests) \ |
740b3dbe L |
229 | $(sort $(filter $(common-objpfx)lib%,$(link-libc))) \ |
230 | $(addprefix $(csu-objpfx),start.o) $(+preinit) $(+postinit) | |
231 | $(+link-pie-tests) | |
232 | endif | |
233 | ||
234 | ifneq "$(strip $(binaries-pie-notests))" "" | |
235 | $(addprefix $(objpfx),$(binaries-pie-notests)): %: %.o \ | |
da62f81b AS |
236 | $(sort $(filter $(common-objpfx)lib%,$(link-libc))) \ |
237 | $(addprefix $(csu-objpfx),start.o) $(+preinit) $(+postinit) | |
238 | $(+link-pie) | |
239 | endif | |
240 | ||
95f5a9a8 JM |
241 | ifneq "$(strip $(binaries-static-notests))" "" |
242 | $(addprefix $(objpfx),$(binaries-static-notests)): %: %.o \ | |
9992e360 | 243 | $(sort $(filter $(common-objpfx)lib%,$(link-libc-static))) \ |
e1586792 UD |
244 | $(addprefix $(csu-objpfx),start.o) $(+preinit) $(+postinit) |
245 | $(+link-static) | |
0413b54c | 246 | endif |
28f540f4 | 247 | |
95f5a9a8 JM |
248 | ifneq "$(strip $(binaries-static-tests))" "" |
249 | $(addprefix $(objpfx),$(binaries-static-tests)): %: %.o \ | |
76dcbf42 | 250 | $(link-extra-libs-tests) \ |
95f5a9a8 JM |
251 | $(sort $(filter $(common-objpfx)lib%,$(link-libc-static-tests))) \ |
252 | $(addprefix $(csu-objpfx),start.o) $(+preinit) $(+postinit) | |
253 | $(+link-static-tests) | |
254 | endif | |
255 | ||
7c3018f9 | 256 | ifneq "$(strip $(tests) $(tests-internal) $(xtests) $(test-srcs))" "" |
28f540f4 RM |
257 | # These are the implicit rules for making test outputs |
258 | # from the test programs and whatever input files are present. | |
41d998a6 | 259 | |
9162c01d RM |
260 | define make-test-out |
261 | $(if $($*-ENV-only),$(test-wrapper-env-only) $($*-ENV-only),\ | |
262 | $(test-wrapper-env) $(run-program-env) $($*-ENV)) \ | |
263 | $(host-test-program-cmd) $($*-ARGS) | |
264 | endef | |
196980f5 | 265 | $(objpfx)%.out: %.input $(objpfx)% |
591aeaf7 TD |
266 | $(make-test-out) > $@ < $(word 1,$^); \ |
267 | $(evaluate-test) | |
196980f5 | 268 | $(objpfx)%.out: /dev/null $(objpfx)% # Make it 2nd arg for canned sequence. |
591aeaf7 TD |
269 | $(make-test-out) > $@; \ |
270 | $(evaluate-test) | |
41d998a6 | 271 | |
561b0bec DD |
272 | |
273 | # Any tests that require an isolated container (filesystem, network | |
274 | # and pid namespaces) in which to run, should be added to | |
275 | # tests-container. | |
276 | $(tests-container:%=$(objpfx)%.out): $(objpfx)%.out : $(if $(wildcard $(objpfx)%.files),$(objpfx)%.files,/dev/null) $(objpfx)% | |
277 | $(test-wrapper-env) $(run-program-env) $(run-via-rtld-prefix) \ | |
278 | $(common-objpfx)support/test-container env $(run-program-env) $($*-ENV) \ | |
279 | $(host-test-program-cmd) $($*-ARGS) > $@; \ | |
280 | $(evaluate-test) | |
281 | ||
282 | ||
44a6213c RM |
283 | # tests-unsupported lists tests that we will not try to build at all in |
284 | # this configuration. Note this runs every time because it does not | |
285 | # actually create its target. The dependency on Makefile is meant to | |
286 | # ensure that it runs after a Makefile change to add a test to the list | |
287 | # when it previously ran and produced a .out file (probably for a failure). | |
288 | ifneq "$(strip $(tests-unsupported))" "" | |
289 | $(tests-unsupported:%=$(objpfx)%.out): $(objpfx)%.out: Makefile | |
290 | @rm -f $@ | |
291 | $(..)scripts/evaluate-test.sh $(patsubst $(common-objpfx)%.out,%,$@) \ | |
292 | 77 false false > $(@:.out=.test-result) | |
293 | endif | |
294 | ||
28f540f4 | 295 | endif # tests |
8cfdb7e0 | 296 | |
23b5cae1 | 297 | ifneq "$(strip $(tests-printers))" "" |
2de9d74f | 298 | |
23b5cae1 MG |
299 | # Static pattern rule for building the test programs for the pretty printers. |
300 | $(tests-printers-programs): %: %.o $(tests-printers-libs) \ | |
301 | $(sort $(filter $(common-objpfx)lib%,$(link-libc-static-tests))) \ | |
302 | $(addprefix $(csu-objpfx),start.o) $(+preinit) $(+postinit) | |
303 | $(+link-printers-tests) | |
304 | ||
305 | # Add the paths to the generated constants file and test_common_printers.py | |
306 | # to PYTHONPATH so the test scripts can find them. | |
307 | py-env := PYTHONPATH=$(py-const-dir):$(..)scripts:$${PYTHONPATH} | |
308 | ||
309 | # Static pattern rule that matches the test-* targets to their .c and .py | |
310 | # prerequisites. It'll run the corresponding test script for each test program | |
311 | # we compiled and place its output in the corresponding .out file. | |
312 | # The pretty printer files and test_common_printers.py must be present for all. | |
313 | $(tests-printers-out): $(objpfx)%.out: $(objpfx)% %.py %.c $(pretty-printers) \ | |
314 | $(..)scripts/test_printers_common.py | |
315 | $(test-wrapper-env) $(py-env) \ | |
8ce8299f | 316 | $(PYTHON) $*.py $*.c $(objpfx)$* $(pretty-printers) > $@; \ |
23b5cae1 MG |
317 | $(evaluate-test) |
318 | endif | |
319 | ||
28f540f4 RM |
320 | \f |
321 | .PHONY: distclean realclean subdir_distclean subdir_realclean \ | |
3c5edd4d | 322 | subdir_clean subdir_mostlyclean subdir_testclean |
28f540f4 RM |
323 | subdir_mostlyclean: mostlyclean |
324 | subdir_clean: clean | |
325 | subdir_distclean: distclean | |
326 | subdir_realclean: realclean | |
3c5edd4d | 327 | subdir_testclean: do-tests-clean |
28f540f4 RM |
328 | realclean: distclean |
329 | distclean: clean | |
330 | ||
28f540f4 RM |
331 | # We want to install everything except the library itself, but update all |
332 | # our portions of the library because the parent make will install it later | |
333 | # (likewise the stubs file). | |
334 | .PHONY: subdir_install | |
613a76ff | 335 | subdir_install: install-no-libc.a lib-noranlib stubs |
28f540f4 | 336 | |
9de06f3c | 337 | .PHONY: subdir_objs subdir_stubs |
5d9e8991 RM |
338 | subdir_objs: objs |
339 | subdir_stubs: stubs | |
28f540f4 | 340 | |
bd78530f UD |
341 | # Target required by the Hurd to ensure that all the MiG-generated |
342 | # headers are in place before building a subdirectory. | |
343 | .PHONY: before-compile | |
344 | before-compile: $(before-compile) | |
345 | ||
3c5edd4d UD |
346 | $(common-objpfx)dummy.o: $(common-objpfx)dummy.c $(before-compile); |
347 | $(compile-command.c) | |
7ef90c15 | 348 | |
c238ecf7 UD |
349 | # Local Variables: |
350 | # mode: makefile | |
351 | # End: |