nptl/Makefile

   1 # Copyright (C) 2002-2021 Free Software Foundation, Inc.
   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 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.
   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 # Lesser General Public License for more details.
  13
  14 # You should have received a copy of the GNU Lesser General Public
  15 # License along with the GNU C Library; if not, see
  16 # <https://www.gnu.org/licenses/>.
  17
  18 #
  19 #       Sub-makefile for NPTL portion of the library.
  20 #
  21 subdir  := nptl
  22
  23 include ../Makeconfig
  24
  25 headers := pthread.h semaphore.h bits/semaphore.h \
  26            bits/struct_mutex.h bits/struct_rwlock.h
  27
  28 extra-libs := libpthread
  29 extra-libs-others := $(extra-libs)
  30
  31 routines = \
  32   alloca_cutoff \
  33   cancellation \
  34   cleanup \
  35   cleanup_compat \
  36   cleanup_defer \
  37   cleanup_defer_compat \
  38   cleanup_routine \
  39   elision-conf \
  40   elision-lock \
  41   elision-timed \
  42   elision-trylock \
  43   elision-unlock \
  44   events \
  45   futex-internal \
  46   libc-cleanup \
  47   libc_multiple_threads \
  48   lowlevellock \
  49   nptl-stack \
  50   nptl_deallocate_tsd \
  51   nptl_free_tcb \
  52   nptl_nthreads \
  53   nptl_setxid \
  54   nptlfreeres \
  55   old_pthread_atfork \
  56   old_pthread_cond_broadcast \
  57   old_pthread_cond_destroy \
  58   old_pthread_cond_init \
  59   old_pthread_cond_signal \
  60   old_pthread_cond_timedwait \
  61   old_pthread_cond_wait \
  62   pthread_atfork \
  63   pthread_attr_copy \
  64   pthread_attr_destroy \
  65   pthread_attr_extension \
  66   pthread_attr_getaffinity \
  67   pthread_attr_getdetachstate \
  68   pthread_attr_getguardsize \
  69   pthread_attr_getinheritsched \
  70   pthread_attr_getschedparam \
  71   pthread_attr_getschedpolicy \
  72   pthread_attr_getscope \
  73   pthread_attr_getsigmask \
  74   pthread_attr_getstack \
  75   pthread_attr_getstackaddr \
  76   pthread_attr_getstacksize \
  77   pthread_attr_init \
  78   pthread_attr_setaffinity \
  79   pthread_attr_setdetachstate \
  80   pthread_attr_setguardsize \
  81   pthread_attr_setinheritsched \
  82   pthread_attr_setschedparam \
  83   pthread_attr_setschedpolicy \
  84   pthread_attr_setscope \
  85   pthread_attr_setsigmask \
  86   pthread_attr_setsigmask_internal \
  87   pthread_attr_setstack \
  88   pthread_attr_setstackaddr \
  89   pthread_attr_setstacksize \
  90   pthread_barrier_destroy \
  91   pthread_barrier_init \
  92   pthread_barrier_wait \
  93   pthread_barrierattr_destroy \
  94   pthread_barrierattr_getpshared \
  95   pthread_barrierattr_init \
  96   pthread_barrierattr_setpshared \
  97   pthread_cancel \
  98   pthread_cleanup_upto \
  99   pthread_clockjoin \
 100   pthread_cond_broadcast \
 101   pthread_cond_destroy \
 102   pthread_cond_init \
 103   pthread_cond_signal \
 104   pthread_cond_wait \
 105   pthread_condattr_destroy \
 106   pthread_condattr_getclock \
 107   pthread_condattr_getpshared \
 108   pthread_condattr_init \
 109   pthread_condattr_setclock \
 110   pthread_condattr_setpshared \
 111   pthread_create \
 112   pthread_detach \
 113   pthread_equal \
 114   pthread_exit \
 115   pthread_getaffinity \
 116   pthread_getattr_default_np \
 117   pthread_getattr_np \
 118   pthread_getconcurrency \
 119   pthread_getcpuclockid \
 120   pthread_getname \
 121   pthread_getschedparam \
 122   pthread_getspecific \
 123   pthread_join \
 124   pthread_join_common \
 125   pthread_key_create \
 126   pthread_key_delete \
 127   pthread_keys \
 128   pthread_kill \
 129   pthread_kill_other_threads \
 130   pthread_mutex_cond_lock \
 131   pthread_mutex_conf \
 132   pthread_mutex_consistent \
 133   pthread_mutex_destroy \
 134   pthread_mutex_getprioceiling \
 135   pthread_mutex_init \
 136   pthread_mutex_lock \
 137   pthread_mutex_setprioceiling \
 138   pthread_mutex_timedlock \
 139   pthread_mutex_trylock \
 140   pthread_mutex_unlock \
 141   pthread_mutexattr_destroy \
 142   pthread_mutexattr_getprioceiling \
 143   pthread_mutexattr_getprotocol \
 144   pthread_mutexattr_getpshared \
 145   pthread_mutexattr_getrobust \
 146   pthread_mutexattr_gettype \
 147   pthread_mutexattr_init \
 148   pthread_mutexattr_setprioceiling \
 149   pthread_mutexattr_setprotocol \
 150   pthread_mutexattr_setpshared \
 151   pthread_mutexattr_setrobust \
 152   pthread_mutexattr_settype \
 153   pthread_once \
 154   pthread_rwlock_clockrdlock \
 155   pthread_rwlock_clockwrlock \
 156   pthread_rwlock_destroy \
 157   pthread_rwlock_init \
 158   pthread_rwlock_rdlock \
 159   pthread_rwlock_timedrdlock \
 160   pthread_rwlock_timedwrlock \
 161   pthread_rwlock_tryrdlock \
 162   pthread_rwlock_trywrlock \
 163   pthread_rwlock_unlock \
 164   pthread_rwlock_wrlock \
 165   pthread_rwlockattr_destroy \
 166   pthread_rwlockattr_getkind_np \
 167   pthread_rwlockattr_getpshared \
 168   pthread_rwlockattr_init \
 169   pthread_rwlockattr_setkind_np \
 170   pthread_rwlockattr_setpshared \
 171   pthread_self \
 172   pthread_setaffinity \
 173   pthread_setattr_default_np \
 174   pthread_setcancelstate \
 175   pthread_setcanceltype \
 176   pthread_setconcurrency \
 177   pthread_setname \
 178   pthread_setschedparam \
 179   pthread_setschedprio \
 180   pthread_setspecific \
 181   pthread_sigmask \
 182   pthread_sigqueue \
 183   pthread_spin_destroy \
 184   pthread_spin_init \
 185   pthread_spin_lock \
 186   pthread_spin_trylock \
 187   pthread_spin_unlock \
 188   pthread_testcancel \
 189   pthread_timedjoin \
 190   pthread_tryjoin \
 191   pthread_yield \
 192   sem_clockwait \
 193   sem_close \
 194   sem_destroy \
 195   sem_getvalue \
 196   sem_init \
 197   sem_open \
 198   sem_post \
 199   sem_routines \
 200   sem_timedwait \
 201   sem_unlink \
 202   sem_wait \
 203   tpp \
 204   unwind \
 205   vars \
 206
 207 shared-only-routines = forward
 208 static-only-routines = pthread_atfork
 209
 210 libpthread-routines = \
 211   libpthread-compat \
 212   nptl-init \
 213   pt-interp \
 214   version \
 215
 216 libpthread-shared-only-routines = \
 217   pt-allocrtsig \
 218   pt-interp \
 219   version \
 220
 221 # Since cancellation handling is in large parts handled using exceptions
 222 # we have to compile some files with exception handling enabled, some
 223 # even with asynchronous unwind tables.
 224
 225 # nptl-init.c contains sigcancel_handler().
 226 CFLAGS-nptl-init.c += -fexceptions -fasynchronous-unwind-tables
 227 # The unwind code itself,
 228 CFLAGS-unwind.c += -fexceptions
 229 CFLAGS-unwind-forcedunwind.c += -fexceptions -fasynchronous-unwind-tables
 230
 231 # The following three functions must be async-cancel safe.
 232 CFLAGS-pthread_cancel.c += -fexceptions -fasynchronous-unwind-tables
 233 CFLAGS-pthread_setcancelstate.c += -fexceptions -fasynchronous-unwind-tables
 234 CFLAGS-pthread_setcanceltype.c += -fexceptions -fasynchronous-unwind-tables
 235
 236 # These are internal functions which similar functionality as setcancelstate
 237 # and setcanceltype.
 238 CFLAGS-cancellation.c += -fasynchronous-unwind-tables
 239
 240 # Calling pthread_exit() must cause the registered cancel handlers to
 241 # be executed.  Therefore exceptions have to be thrown through this
 242 # function.
 243 CFLAGS-pthread_exit.c += -fexceptions
 244
 245 # Among others, __pthread_unwind is forwarded.  This function must handle
 246 # exceptions.
 247 CFLAGS-forward.c += -fexceptions
 248
 249 # The following are cancellation points.  Some of the functions can
 250 # block and therefore temporarily enable asynchronous cancellation.
 251 # Those must be compiled asynchronous unwind tables.
 252 CFLAGS-pthread_testcancel.c += -fexceptions
 253 CFLAGS-pthread_join.c += -fexceptions -fasynchronous-unwind-tables
 254 CFLAGS-pthread_timedjoin.c += -fexceptions -fasynchronous-unwind-tables
 255 CFLAGS-pthread_clockjoin.c += -fexceptions -fasynchronous-unwind-tables
 256 CFLAGS-pthread_once.c += $(uses-callbacks) -fexceptions \
 257                         -fasynchronous-unwind-tables
 258 CFLAGS-pthread_cond_wait.c += -fexceptions -fasynchronous-unwind-tables
 259 CFLAGS-sem_wait.c += -fexceptions -fasynchronous-unwind-tables
 260 CFLAGS-sem_timedwait.c += -fexceptions -fasynchronous-unwind-tables
 261 CFLAGS-sem_clockwait.c = -fexceptions -fasynchronous-unwind-tables
 262
 263 CFLAGS-futex-internal.c += -fexceptions -fasynchronous-unwind-tables
 264
 265 LDLIBS-tst-once5 = -lstdc++
 266 CFLAGS-tst-thread_local1.o = -std=gnu++11
 267 LDLIBS-tst-thread_local1 = -lstdc++
 268 CFLAGS-tst-thread-exit-clobber.o = -std=gnu++11
 269 LDLIBS-tst-thread-exit-clobber = -lstdc++
 270 CFLAGS-tst-minstack-throw.o = -std=gnu++11
 271 LDLIBS-tst-minstack-throw = -lstdc++
 272
 273 tests = tst-attr2 tst-attr3 tst-default-attr \
 274         tst-mutex5a tst-mutex7a \
 275         tst-mutexpi1 tst-mutexpi2 tst-mutexpi3 tst-mutexpi4 \
 276         tst-mutexpi5 tst-mutexpi5a tst-mutexpi6 tst-mutexpi7 tst-mutexpi7a \
 277         tst-mutexpi9 tst-mutexpi10 \
 278         tst-cond22 tst-cond26 \
 279         tst-robustpi1 tst-robustpi2 tst-robustpi3 tst-robustpi4 tst-robustpi5 \
 280         tst-robustpi6 tst-robustpi7 tst-robustpi9 \
 281         tst-rwlock2 tst-rwlock2a tst-rwlock2b tst-rwlock3 \
 282         tst-rwlock6 tst-rwlock7 tst-rwlock8 \
 283         tst-rwlock9 tst-rwlock10 tst-rwlock11 \
 284         tst-rwlock15 tst-rwlock17 tst-rwlock18 \
 285         tst-once5 \
 286         tst-sem17 \
 287         tst-tsd3 tst-tsd4 \
 288         tst-cancel4_1 tst-cancel4_2 \
 289         tst-cancel7 tst-cancel17 tst-cancel24 \
 290         tst-signal3 \
 291         tst-exec4 tst-exec5 \
 292         tst-stack2 tst-stack3 tst-stack4 \
 293         tst-pthread-attr-affinity \
 294         tst-dlsym1 \
 295         tst-context1 \
 296         tst-sched1 \
 297         tst-initializers1 $(addprefix tst-initializers1-,\
 298                             c89 gnu89 c99 gnu99 c11 gnu11) \
 299         tst-thread_local1 \
 300         tst-robust-fork \
 301         tst-thread-exit-clobber tst-minstack-cancel tst-minstack-exit \
 302         tst-minstack-throw \
 303         tst-rwlock-pwn \
 304         tst-thread-affinity-pthread \
 305         tst-thread-affinity-pthread2 \
 306         tst-thread-affinity-sched \
 307         tst-pthread-defaultattr-free \
 308         tst-pthread-attr-sigmask \
 309         tst-pthread-timedlock-lockloop \
 310         tst-pthread-gdb-attach tst-pthread-gdb-attach-static \
 311         tst-pthread_exit-nothreads \
 312         tst-pthread_exit-nothreads-static \
 313         tst-thread-setspecific
 314
 315 tests-nolibpthread = \
 316   tst-pthread_exit-nothreads \
 317   tst-pthread_exit-nothreads-static \
 318
 319 tests-container =  tst-pthread-getattr
 320
 321 tests-internal := tst-robustpi8 tst-rwlock19 tst-rwlock20 \
 322                   tst-sem11 tst-sem12 tst-sem13 \
 323                   tst-barrier5 tst-signal7 tst-mutex8 tst-mutex8-static \
 324                   tst-mutexpi8 tst-mutexpi8-static \
 325                   tst-setgetname \
 326
 327 xtests = tst-setuid1 tst-setuid1-static tst-setuid2 \
 328         tst-mutexpp1 tst-mutexpp6 tst-mutexpp10 tst-setgroups \
 329         tst-mutexpp5 tst-mutexpp9
 330
 331 # This test can run into task limits because of a linux kernel bug
 332 # and then cause the make process to fail too, see bug 24537.
 333 xtests += tst-eintr1
 334
 335 test-srcs = tst-oddstacklimit
 336
 337 gen-as-const-headers = unwindbuf.sym \
 338                        pthread-pi-defines.sym
 339
 340 gen-py-const-headers := nptl_lock_constants.pysym
 341 pretty-printers := nptl-printers.py
 342 tests-printers := test-mutexattr-printers test-mutex-printers \
 343                   test-condattr-printers test-cond-printers \
 344                   test-rwlockattr-printers test-rwlock-printers
 345
 346 # We must specify both CFLAGS and CPPFLAGS to override any
 347 # compiler options the user might have provided that conflict
 348 # with what we need e.g. user specifies CPPFLAGS with -O2 and
 349 # we need -O0.
 350 CFLAGS-test-mutexattr-printers.c := $(CFLAGS-printers-tests)
 351 CFLAGS-test-mutex-printers.c := $(CFLAGS-printers-tests)
 352 CFLAGS-test-condattr-printers.c := $(CFLAGS-printers-tests)
 353 CFLAGS-test-cond-printers.c := $(CFLAGS-printers-tests)
 354 CFLAGS-test-rwlockattr-printers.c := $(CFLAGS-printers-tests)
 355 CFLAGS-test-rwlock-printers.c := $(CFLAGS-printers-tests)
 356 CPPFLAGS-test-mutexattr-printers.c := $(CFLAGS-printers-tests)
 357 CPPFLAGS-test-mutex-printers.c := $(CFLAGS-printers-tests)
 358 CPPFLAGS-test-condattr-printers.c := $(CFLAGS-printers-tests)
 359 CPPFLAGS-test-cond-printers.c := $(CFLAGS-printers-tests)
 360 CPPFLAGS-test-rwlockattr-printers.c := $(CFLAGS-printers-tests)
 361 CPPFLAGS-test-rwlock-printers.c := $(CFLAGS-printers-tests)
 362
 363 # Reuse the CFLAGS setting for the GDB attaching test.  It needs
 364 # debugging information.
 365 CFLAGS-tst-pthread-gdb-attach.c := $(CFLAGS-printers-tests)
 366 CPPFLAGS-tst-pthread-gdb-attach.c := $(CFLAGS-printers-tests)
 367 ifeq ($(build-shared)$(build-hardcoded-path-in-tests),yesno)
 368 CPPFLAGS-tst-pthread-gdb-attach.c += -DDO_ADD_SYMBOL_FILE=1
 369 else
 370 CPPFLAGS-tst-pthread-gdb-attach.c += -DDO_ADD_SYMBOL_FILE=0
 371 endif
 372 CFLAGS-tst-pthread-gdb-attach-static.c := $(CFLAGS-printers-tests)
 373 CPPFLAGS-tst-pthread-gdb-attach-static.c := \
 374   $(CFLAGS-printers-tests) -DDO_ADD_SYMBOL_FILE=0
 375 # As of version 9.2, GDB cannot attach properly to PIE programs that
 376 # were launched with an explicit ld.so invocation.
 377 tst-pthread-gdb-attach-no-pie = yes
 378
 379 ifeq ($(build-shared),yes)
 380 tests-printers-libs := $(shared-thread-library)
 381 else
 382 tests-printers-libs := $(static-thread-library)
 383 endif
 384
 385 LDFLAGS-pthread.so = -Wl,--enable-new-dtags,-z,nodelete,-z,initfirst
 386
 387 tests += tst-cancelx7 tst-cancelx17
 388
 389 ifeq ($(build-shared),yes)
 390 tests += tst-compat-forwarder tst-audit-threads
 391 tests-internal += tst-tls3 tst-tls3-malloc tst-tls5 tst-stackguard1
 392 ifeq ($(have-z-execstack),yes)
 393 tests += tst-execstack
 394 endif
 395 endif
 396
 397 modules-names = tst-tls3mod \
 398                 tst-tls5mod tst-tls5moda tst-tls5modb tst-tls5modc \
 399                 tst-tls5modd tst-tls5mode tst-tls5modf tst-stack4mod \
 400                 tst-execstack-mod \
 401                 tst-compat-forwarder-mod tst-audit-threads-mod1 \
 402                 tst-audit-threads-mod2
 403 extra-test-objs += $(addsuffix .os,$(strip $(modules-names))) \
 404                    tst-cleanup4aux.o tst-cleanupx4aux.o
 405 test-extras += tst-cleanup4aux tst-cleanupx4aux
 406
 407 # This test exercises compat symbols removed in glibc 2.34.
 408 ifdef have-GLIBC_2.33
 409 tests += tst-cleanup4
 410 ifeq ($(build-shared),yes)
 411 tests += tst-cleanupx4
 412 endif
 413 endif
 414
 415 tst-tls3mod.so-no-z-defs = yes
 416 tst-tls5mod.so-no-z-defs = yes
 417 tst-tls5moda.so-no-z-defs = yes
 418 tst-tls5modb.so-no-z-defs = yes
 419 tst-tls5modc.so-no-z-defs = yes
 420 tst-tls5modd.so-no-z-defs = yes
 421 tst-tls5mode.so-no-z-defs = yes
 422 tst-tls5modf.so-no-z-defs = yes
 423
 424 ifeq ($(build-shared),yes)
 425
 426 # Set the `multidir' variable by grabbing the variable from the compiler.
 427 # We do it once and save the result in a generated makefile.
 428 -include $(objpfx)multidir.mk
 429 $(objpfx)multidir.mk: $(common-objpfx)config.make
 430         $(make-target-directory)
 431         dir=`$(CC) $(CFLAGS) $(CPPFLAGS) -print-multi-directory`; \
 432         echo "multidir := $$dir" > $@T
 433         mv -f $@T $@
 434
 435 crti-objs := crti.o
 436 crtn-objs := crtn.o
 437 ifneq (,$(patsubst .,,$(multidir)))
 438 generated-dirs += $(firstword $(subst /, , $(multidir)))
 439 crti-objs += $(multidir)/crti.o
 440 crtn-objs += $(multidir)/crtn.o
 441 $(objpfx)$(multidir):
 442         mkdir -p $@
 443 endif
 444 extra-objs += $(crti-objs) $(crtn-objs)
 445 extra-objs += pt-crti.o
 446 endif
 447
 448 CFLAGS-ftrylockfile.c += $(libio-mtsafe)
 449 CFLAGS-funlockfile.c += $(libio-mtsafe)
 450
 451 link-libc-static := $(common-objpfx)libc.a $(static-gnulib) \
 452                     $(common-objpfx)libc.a
 453
 454 tests-static += tst-stackguard1-static \
 455                 tst-cancel24-static \
 456                 tst-mutex8-static tst-mutexpi8-static tst-sem11-static \
 457                 tst-sem12-static tst-cond11-static \
 458                 tst-pthread-gdb-attach-static \
 459                 tst-pthread_exit-nothreads-static
 460
 461 tests += tst-cancel24-static
 462
 463 tests-internal += tst-sem11-static tst-sem12-static tst-stackguard1-static
 464 xtests-static += tst-setuid1-static
 465
 466 ifeq ($(run-built-tests),yes)
 467 tests-special += $(objpfx)tst-stack3-mem.out $(objpfx)tst-oddstacklimit.out
 468 ifeq ($(build-shared),yes)
 469 tests-special += $(objpfx)tst-tls6.out
 470 endif
 471 endif
 472
 473 ifeq (,$(CXX))
 474 # These tests require a C++ compiler and runtime.
 475 tests-unsupported += tst-cancel24 tst-cancel24-static tst-once5 \
 476   tst-thread-exit-clobber tst-minstack-throw
 477 endif
 478 # These tests require a C++ compiler and runtime with thread_local support.
 479 ifneq ($(have-cxx-thread_local),yes)
 480 tests-unsupported += tst-thread_local1
 481 endif
 482
 483 include ../Rules
 484
 485 ifeq (yes,$(build-shared))
 486 # Make sure these things are built in the `make lib' pass so they can be used
 487 # to run programs during the `make others' pass.
 488 lib-noranlib: $(addprefix $(objpfx),$(extra-objs))
 489 endif
 490
 491
 492 # 'pthread_self' is a simple memory or register load.  Setting up the
 493 # stack frame is more work than the actual operation.  Disable the
 494 # frame creation entirely.  This will help applications which call the
 495 # function frequently to get a thread-specific handle.
 496 CFLAGS-pthread_self.os += -fomit-frame-pointer
 497
 498 # Run the cancellation and cleanup tests also for the modern, exception-based
 499 # implementation.  For this we have to pass the -fexceptions parameter.
 500 CFLAGS-tst-cancelx7.c += -fexceptions
 501 CFLAGS-tst-cancelx17.c += -fexceptions
 502 CFLAGS-tst-cleanupx4.c += -fexceptions
 503 CFLAGS-tst-cleanupx4aux.c += -fexceptions
 504 CFLAGS-tst-initializers1.c += -W -Wall -Werror
 505 CFLAGS-tst-initializers1-< = $(CFLAGS-tst-initializers1.c) \
 506                              $(patsubst tst-initializers1-%.c,-std=%,$<)
 507 CFLAGS-tst-initializers1-c89.c += $(CFLAGS-tst-initializers1-<)
 508 CFLAGS-tst-initializers1-c99.c += $(CFLAGS-tst-initializers1-<)
 509 CFLAGS-tst-initializers1-c11.c += $(CFLAGS-tst-initializers1-<)
 510 CFLAGS-tst-initializers1-gnu89.c += $(CFLAGS-tst-initializers1-<)
 511 CFLAGS-tst-initializers1-gnu99.c += $(CFLAGS-tst-initializers1-<)
 512 CFLAGS-tst-initializers1-gnu11.c += $(CFLAGS-tst-initializers1-<)
 513
 514 tst-cancel7-ARGS = --command "exec $(host-test-program-cmd)"
 515 tst-cancelx7-ARGS = $(tst-cancel7-ARGS)
 516
 517 tst-stack3-ENV = MALLOC_TRACE=$(objpfx)tst-stack3.mtrace
 518 $(objpfx)tst-stack3-mem.out: $(objpfx)tst-stack3.out
 519         $(common-objpfx)malloc/mtrace $(objpfx)tst-stack3.mtrace > $@; \
 520         $(evaluate-test)
 521 generated += tst-stack3-mem.out tst-stack3.mtrace
 522
 523 $(objpfx)tst-stack4: $(libdl) $(shared-thread-library)
 524 tst-stack4mod.sos=$(shell for i in 0 1 2 3 4 5 6 7 8 9 10 \
 525                                    11 12 13 14 15 16 17 18 19; do \
 526                             for j in 0 1 2 3 4 5 6 7 8 9 10 \
 527                                      11 12 13 14 15 16 17 18 19; do \
 528                               echo $(objpfx)tst-stack4mod-$$i-$$j.so; \
 529                             done; done)
 530 $(objpfx)tst-stack4.out: $(tst-stack4mod.sos)
 531 $(tst-stack4mod.sos): $(objpfx)tst-stack4mod.so
 532         cp -f $< $@
 533 clean:
 534         rm -f $(tst-stack4mod.sos)
 535
 536 $(objpfx)tst-cleanup4: $(objpfx)tst-cleanup4aux.o $(shared-thread-library)
 537 $(objpfx)tst-cleanupx4: $(objpfx)tst-cleanupx4aux.o $(shared-thread-library)
 538
 539 $(objpfx)tst-tls3: $(libdl) $(shared-thread-library)
 540 LDFLAGS-tst-tls3 = -rdynamic
 541 $(objpfx)tst-tls3.out: $(objpfx)tst-tls3mod.so
 542 $(objpfx)tst-tls3mod.so: $(shared-thread-library)
 543
 544 $(objpfx)tst-tls3-malloc: $(libdl) $(shared-thread-library)
 545 LDFLAGS-tst-tls3-malloc = -rdynamic
 546 $(objpfx)tst-tls3-malloc.out: $(objpfx)tst-tls3mod.so
 547
 548 $(objpfx)tst-tls5: $(objpfx)tst-tls5mod.so $(shared-thread-library)
 549 LDFLAGS-tst-tls5 = -Wl,--no-as-needed
 550 LDFLAGS-tst-tls5mod.so = -Wl,-soname,tst-tls5mod.so
 551
 552 ifeq ($(build-shared),yes)
 553 $(objpfx)tst-tls6.out: tst-tls6.sh $(objpfx)tst-tls5 \
 554                        $(objpfx)tst-tls5moda.so $(objpfx)tst-tls5modb.so \
 555                        $(objpfx)tst-tls5modc.so $(objpfx)tst-tls5modd.so \
 556                        $(objpfx)tst-tls5mode.so $(objpfx)tst-tls5modf.so
 557         $(BASH) $< $(common-objpfx) '$(test-via-rtld-prefix)' \
 558           '$(test-wrapper-env)' '$(run-program-env)'; \
 559         $(evaluate-test)
 560 endif
 561
 562 $(objpfx)tst-dlsym1: $(libdl) $(shared-thread-library)
 563
 564 ifeq (yes,$(build-shared))
 565 librt = $(common-objpfx)rt/librt.so
 566 else
 567 librt = $(common-objpfx)rt/librt.a
 568 endif
 569
 570 # `make check' sometimes triggers a rebuild of librt.so using this Makefile,
 571 # which ignores librt's dependence on libpthread
 572 $(common-objpfx)rt/librt.so: $(shared-thread-library)
 573
 574 $(objpfx)tst-cancel17: $(librt)
 575 $(objpfx)tst-cancelx17: $(librt)
 576
 577 LDLIBS-tst-cancel24 = -Wl,--no-as-needed -lstdc++
 578 LDLIBS-tst-cancel24-static = $(LDLIBS-tst-cancel24)
 579
 580 extra-B-pthread.so = -B$(common-objpfx)nptl/
 581 $(objpfx)libpthread.so: $(addprefix $(objpfx),$(crti-objs) $(crtn-objs))
 582 $(objpfx)libpthread.so: +preinit += $(addprefix $(objpfx),$(crti-objs))
 583 $(objpfx)libpthread.so: +postinit += $(addprefix $(objpfx),$(crtn-objs))
 584
 585 # Make sure we link with the thread library.
 586 ifeq ($(build-shared),yes)
 587 $(addprefix $(objpfx), \
 588   $(filter-out $(tests-static) $(xtests-static) $(tests-reverse) \
 589     $(tests-nolibpthread), \
 590     $(tests) $(tests-internal) $(xtests) $(test-srcs) $(tests-container))): \
 591         $(objpfx)libpthread.so
 592 $(objpfx)tst-unload: $(libdl)
 593 # $(objpfx)../libc.so is used instead of $(common-objpfx)libc.so,
 594 # since otherwise libpthread.so comes before libc.so when linking.
 595 $(addprefix $(objpfx), $(tests-reverse)): \
 596   $(objpfx)../libc.so $(objpfx)libpthread.so
 597 $(objpfx)../libc.so: $(common-objpfx)libc.so ;
 598 $(addprefix $(objpfx),$(tests-static) $(xtests-static)): $(objpfx)libpthread.a
 599 else
 600 $(addprefix $(objpfx),$(tests) $(test-srcs)): $(objpfx)libpthread.a
 601 endif
 602
 603 ifeq ($(build-shared),yes)
 604 $(objpfx)crti.o: $(objpfx)pt-crti.o
 605         ln -f $< $@
 606
 607 ifneq ($(multidir),.)
 608 $(objpfx)$(multidir)/crti.o: $(objpfx)crti.o $(objpfx)$(multidir)/
 609         ln -f $< $@
 610
 611 $(objpfx)$(multidir)/crtn.o: $(objpfx)crtn.o $(objpfx)$(multidir)/
 612         ln -f $< $@
 613 endif
 614
 615 generated += multidir.mk tst-tls6.out
 616
 617 # Give libpthread.so an entry point and make it directly runnable itself.
 618 LDFLAGS-pthread.so += -e __nptl_main
 619 # pt-interp.c exists just to get the runtime linker path into libpthread.so.
 620 $(objpfx)pt-interp.os: $(common-objpfx)runtime-linker.h
 621 endif
 622
 623 tst-exec4-ARGS = $(host-test-program-cmd)
 624
 625 $(objpfx)tst-execstack: $(libdl)
 626 $(objpfx)tst-execstack.out: $(objpfx)tst-execstack-mod.so
 627 LDFLAGS-tst-execstack = -Wl,-z,noexecstack
 628 CFLAGS-tst-execstack-mod.c += -Wno-trampolines
 629
 630 tst-stackguard1-ARGS = --command "$(host-test-program-cmd) --child"
 631 tst-stackguard1-static-ARGS = --command "$(objpfx)tst-stackguard1-static --child"
 632
 633 ifeq ($(run-built-tests),yes)
 634 $(objpfx)tst-oddstacklimit.out: $(objpfx)tst-oddstacklimit $(objpfx)tst-basic1
 635         $(test-program-prefix) $< --command '$(host-test-program-cmd)' > $@; \
 636         $(evaluate-test)
 637 endif
 638
 639 $(objpfx)tst-compat-forwarder: $(objpfx)tst-compat-forwarder-mod.so
 640
 641 tst-mutex10-ENV = GLIBC_TUNABLES=glibc.elision.enable=1
 642
 643 # Protect against a build using -Wl,-z,now.
 644 LDFLAGS-tst-audit-threads-mod1.so = -Wl,-z,lazy
 645 LDFLAGS-tst-audit-threads-mod2.so = -Wl,-z,lazy
 646 LDFLAGS-tst-audit-threads = -Wl,-z,lazy
 647 $(objpfx)tst-audit-threads: $(objpfx)tst-audit-threads-mod2.so
 648 $(objpfx)tst-audit-threads.out: $(objpfx)tst-audit-threads-mod1.so
 649 tst-audit-threads-ENV = LD_AUDIT=$(objpfx)tst-audit-threads-mod1.so
 650
 651 # The test uses dlopen indirectly and would otherwise load system
 652 # objects.
 653 tst-setuid1-static-ENV = \
 654   LD_LIBRARY_PATH=$(ld-library-path):$(common-objpfx)elf:$(common-objpfx)nss
 655
 656 # The tests here better do not run in parallel.
 657 ifeq ($(run-built-tests),yes)
 658 ifneq ($(filter %tests,$(MAKECMDGOALS)),)
 659 .NOTPARALLEL:
 660 endif
 661 endif