nptl/Makefile

   1 # Copyright (C) 2002-2020 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   forward \
  34   libc-cancellation \
  35   libc-cleanup \
  36   libc-lowlevellock \
  37   libc_multiple_threads \
  38   libc_pthread_init \
  39   old_pthread_cond_destroy \
  40   old_pthread_cond_init \
  41   pthread_atfork \
  42   pthread_attr_copy \
  43   pthread_attr_destroy \
  44   pthread_attr_extension \
  45   pthread_attr_getdetachstate \
  46   pthread_attr_getinheritsched \
  47   pthread_attr_getschedparam \
  48   pthread_attr_getschedpolicy \
  49   pthread_attr_getscope \
  50   pthread_attr_getsigmask \
  51   pthread_attr_init \
  52   pthread_attr_setaffinity \
  53   pthread_attr_setdetachstate \
  54   pthread_attr_setinheritsched \
  55   pthread_attr_setschedparam \
  56   pthread_attr_setschedpolicy \
  57   pthread_attr_setscope \
  58   pthread_attr_setsigmask \
  59   pthread_attr_setsigmask_internal \
  60   pthread_cond_destroy \
  61   pthread_cond_init \
  62   pthread_condattr_destroy \
  63   pthread_condattr_init \
  64   pthread_equal \
  65   pthread_getaffinity \
  66   pthread_getattr_np \
  67   pthread_getschedparam \
  68   pthread_self \
  69   pthread_setschedparam \
  70   pthread_sigmask \
  71   register-atfork \
  72
  73 shared-only-routines = forward
  74 static-only-routines = pthread_atfork
  75
  76 # We need to provide certain routines for compatibility with existing
  77 # binaries.
  78 pthread-compat-wrappers = \
  79                       write read close accept \
  80                       connect recv recvfrom send \
  81                       sendto fsync lseek lseek64 \
  82                       msync open open64 pause \
  83                       pread pread64 pwrite pwrite64 \
  84                       tcdrain msgrcv msgsnd \
  85                       sigwait sigsuspend \
  86                       recvmsg sendmsg
  87
  88 libpthread-routines = nptl-init nptlfreeres vars events version pt-interp \
  89                       pthread_create pthread_exit pthread_detach \
  90                       pthread_join pthread_tryjoin pthread_timedjoin \
  91                       pthread_clockjoin pthread_join_common pthread_yield \
  92                       pthread_getconcurrency pthread_setconcurrency \
  93                       pthread_setschedprio \
  94                       pthread_attr_getguardsize pthread_attr_setguardsize \
  95                       pthread_attr_getstackaddr pthread_attr_setstackaddr \
  96                       pthread_attr_getstacksize pthread_attr_setstacksize \
  97                       pthread_attr_getstack pthread_attr_setstack \
  98                       pthread_mutex_init pthread_mutex_destroy \
  99                       pthread_mutex_lock pthread_mutex_trylock \
 100                       pthread_mutex_timedlock pthread_mutex_unlock \
 101                       pthread_mutex_cond_lock \
 102                       pthread_mutexattr_init pthread_mutexattr_destroy \
 103                       pthread_mutexattr_getpshared \
 104                       pthread_mutexattr_setpshared \
 105                       pthread_mutexattr_gettype pthread_mutexattr_settype \
 106                       pthread_rwlock_init pthread_rwlock_destroy \
 107                       pthread_rwlock_rdlock pthread_rwlock_timedrdlock \
 108                       pthread_rwlock_clockrdlock \
 109                       pthread_rwlock_wrlock pthread_rwlock_timedwrlock \
 110                       pthread_rwlock_clockwrlock \
 111                       pthread_rwlock_tryrdlock pthread_rwlock_trywrlock \
 112                       pthread_rwlock_unlock \
 113                       pthread_rwlockattr_init pthread_rwlockattr_destroy \
 114                       pthread_rwlockattr_getpshared \
 115                       pthread_rwlockattr_setpshared \
 116                       pthread_rwlockattr_getkind_np \
 117                       pthread_rwlockattr_setkind_np \
 118                       pthread_cond_wait \
 119                       pthread_cond_signal pthread_cond_broadcast \
 120                       old_pthread_cond_wait old_pthread_cond_timedwait \
 121                       old_pthread_cond_signal old_pthread_cond_broadcast \
 122                       pthread_condattr_getpshared pthread_condattr_setpshared \
 123                       pthread_condattr_getclock pthread_condattr_setclock \
 124                       pthread_spin_init pthread_spin_destroy \
 125                       pthread_spin_lock pthread_spin_trylock \
 126                       pthread_spin_unlock \
 127                       pthread_barrier_init pthread_barrier_destroy \
 128                       pthread_barrier_wait \
 129                       pthread_barrierattr_init pthread_barrierattr_destroy \
 130                       pthread_barrierattr_getpshared \
 131                       pthread_barrierattr_setpshared \
 132                       pthread_key_create pthread_key_delete \
 133                       pthread_getspecific pthread_setspecific \
 134                       pthread_kill pthread_sigqueue \
 135                       pthread_cancel pthread_testcancel \
 136                       pthread_setcancelstate pthread_setcanceltype \
 137                       pthread_once \
 138                       old_pthread_atfork \
 139                       pthread_getcpuclockid \
 140                       shm-directory \
 141                       sem_init sem_destroy \
 142                       sem_open sem_close sem_unlink \
 143                       sem_getvalue \
 144                       sem_wait sem_timedwait sem_clockwait sem_post \
 145                       cleanup cleanup_defer cleanup_compat \
 146                       cleanup_defer_compat unwind \
 147                       pt-longjmp pt-cleanup\
 148                       cancellation \
 149                       lowlevellock \
 150                       lll_timedlock_wait \
 151                       pt-fork pt-fcntl \
 152                       $(pthread-compat-wrappers) \
 153                       pt-raise pt-system \
 154                       flockfile ftrylockfile funlockfile \
 155                       sigaction \
 156                       herrno res pt-allocrtsig \
 157                       pthread_kill_other_threads \
 158                       pthread_setaffinity \
 159                       pthread_attr_getaffinity \
 160                       pthread_mutexattr_getrobust pthread_mutexattr_setrobust \
 161                       pthread_mutex_consistent \
 162                       cleanup_routine unwind-forcedunwind \
 163                       pthread_mutexattr_getprotocol \
 164                       pthread_mutexattr_setprotocol \
 165                       pthread_mutexattr_getprioceiling \
 166                       pthread_mutexattr_setprioceiling tpp \
 167                       pthread_mutex_getprioceiling \
 168                       pthread_mutex_setprioceiling \
 169                       pthread_setname pthread_getname \
 170                       pthread_setattr_default_np pthread_getattr_default_np \
 171                       pthread_mutex_conf \
 172                       libpthread-compat
 173 #                     pthread_setuid pthread_seteuid pthread_setreuid \
 174 #                     pthread_setresuid \
 175 #                     pthread_setgid pthread_setegid pthread_setregid \
 176 #                     pthread_setresgid
 177
 178 libpthread-shared-only-routines = version pt-interp pt-allocrtsig \
 179                                   unwind-forcedunwind
 180
 181 # Since cancellation handling is in large parts handled using exceptions
 182 # we have to compile some files with exception handling enabled, some
 183 # even with asynchronous unwind tables.
 184
 185 # nptl-init.c contains sigcancel_handler().
 186 CFLAGS-nptl-init.c += -fexceptions -fasynchronous-unwind-tables
 187 # The unwind code itself,
 188 CFLAGS-unwind.c += -fexceptions
 189 CFLAGS-unwind-forcedunwind.c += -fexceptions -fasynchronous-unwind-tables
 190
 191 # The following three functions must be async-cancel safe.
 192 CFLAGS-pthread_cancel.c += -fexceptions -fasynchronous-unwind-tables
 193 CFLAGS-pthread_setcancelstate.c += -fexceptions -fasynchronous-unwind-tables
 194 CFLAGS-pthread_setcanceltype.c += -fexceptions -fasynchronous-unwind-tables
 195
 196 # These are internal functions which similar functionality as setcancelstate
 197 # and setcanceltype.
 198 CFLAGS-cancellation.c += -fasynchronous-unwind-tables
 199 CFLAGS-libc-cancellation.c += -fasynchronous-unwind-tables
 200
 201 # Calling pthread_exit() must cause the registered cancel handlers to
 202 # be executed.  Therefore exceptions have to be thrown through this
 203 # function.
 204 CFLAGS-pthread_exit.c += -fexceptions
 205
 206 # Among others, __pthread_unwind is forwarded.  This function must handle
 207 # exceptions.
 208 CFLAGS-forward.c += -fexceptions
 209
 210 # The following are cancellation points.  Some of the functions can
 211 # block and therefore temporarily enable asynchronous cancellation.
 212 # Those must be compiled asynchronous unwind tables.
 213 CFLAGS-pthread_testcancel.c += -fexceptions
 214 CFLAGS-pthread_join.c += -fexceptions -fasynchronous-unwind-tables
 215 CFLAGS-pthread_timedjoin.c += -fexceptions -fasynchronous-unwind-tables
 216 CFLAGS-pthread_clockjoin.c += -fexceptions -fasynchronous-unwind-tables
 217 CFLAGS-pthread_once.c += $(uses-callbacks) -fexceptions \
 218                         -fasynchronous-unwind-tables
 219 CFLAGS-pthread_cond_wait.c += -fexceptions -fasynchronous-unwind-tables
 220 CFLAGS-sem_wait.c += -fexceptions -fasynchronous-unwind-tables
 221 CFLAGS-sem_timedwait.c += -fexceptions -fasynchronous-unwind-tables
 222 CFLAGS-sem_clockwait.c = -fexceptions -fasynchronous-unwind-tables
 223
 224 # These are the function wrappers we have to duplicate here.
 225 CFLAGS-fcntl.c += -fexceptions -fasynchronous-unwind-tables
 226 CFLAGS-fcntl64.c += -fexceptions -fasynchronous-unwind-tables
 227 CFLAGS-lockf.c += -fexceptions
 228 CFLAGS-pread.c += -fexceptions -fasynchronous-unwind-tables
 229 CFLAGS-pread64.c += -fexceptions -fasynchronous-unwind-tables
 230 CFLAGS-pwrite.c += -fexceptions -fasynchronous-unwind-tables
 231 CFLAGS-pwrite64.c += -fexceptions -fasynchronous-unwind-tables
 232 CFLAGS-sigwait.c += -fexceptions -fasynchronous-unwind-tables
 233 CFLAGS-msgrcv.c += -fexceptions -fasynchronous-unwind-tables
 234 CFLAGS-msgsnd.c += -fexceptions -fasynchronous-unwind-tables
 235 CFLAGS-tcdrain.c += -fexceptions -fasynchronous-unwind-tables
 236 CFLAGS-open.c += -fexceptions -fasynchronous-unwind-tables
 237 CFLAGS-open64.c += -fexceptions -fasynchronous-unwind-tables
 238 CFLAGS-pause.c += -fexceptions -fasynchronous-unwind-tables
 239 CFLAGS-recv.c += -fexceptions -fasynchronous-unwind-tables
 240 CFLAGS-send.c += -fexceptions -fasynchronous-unwind-tables
 241 CFLAGS-accept.c += -fexceptions -fasynchronous-unwind-tables
 242 CFLAGS-sendto.c += -fexceptions -fasynchronous-unwind-tables
 243 CFLAGS-connect.c += -fexceptions -fasynchronous-unwind-tables
 244 CFLAGS-recvfrom.c += -fexceptions -fasynchronous-unwind-tables
 245 CFLAGS-recvmsg.c += -fexceptions -fasynchronous-unwind-tables
 246 CFLAGS-sendmsg.c += -fexceptions -fasynchronous-unwind-tables
 247 CFLAGS-close.c += -fexceptions -fasynchronous-unwind-tables
 248 CFLAGS-read.c += -fexceptions -fasynchronous-unwind-tables
 249 CFLAGS-write.c += -fexceptions -fasynchronous-unwind-tables
 250 CFLAGS-sigsuspend.c += -fexceptions -fasynchronous-unwind-tables
 251 CFLAGS-msync.c += -fexceptions -fasynchronous-unwind-tables
 252 CFLAGS-fdatasync.c += -fexceptions -fasynchronous-unwind-tables
 253 CFLAGS-fsync.c += -fexceptions -fasynchronous-unwind-tables
 254
 255 CFLAGS-pt-system.c += -fexceptions
 256
 257 LDLIBS-tst-once5 = -lstdc++
 258 CFLAGS-tst-thread_local1.o = -std=gnu++11
 259 LDLIBS-tst-thread_local1 = -lstdc++
 260 CFLAGS-tst-thread-exit-clobber.o = -std=gnu++11
 261 LDLIBS-tst-thread-exit-clobber = -lstdc++
 262 CFLAGS-tst-minstack-throw.o = -std=gnu++11
 263 LDLIBS-tst-minstack-throw = -lstdc++
 264
 265 tests = tst-attr2 tst-attr3 tst-default-attr \
 266         tst-mutex5a tst-mutex7a \
 267         tst-mutexpi1 tst-mutexpi2 tst-mutexpi3 tst-mutexpi4 \
 268         tst-mutexpi5 tst-mutexpi5a tst-mutexpi6 tst-mutexpi7 tst-mutexpi7a \
 269         tst-mutexpi9 \
 270         tst-cond22 tst-cond26 \
 271         tst-robustpi1 tst-robustpi2 tst-robustpi3 tst-robustpi4 tst-robustpi5 \
 272         tst-robustpi6 tst-robustpi7 tst-robustpi9 \
 273         tst-rwlock2 tst-rwlock2a tst-rwlock2b tst-rwlock3 \
 274         tst-rwlock6 tst-rwlock7 tst-rwlock8 \
 275         tst-rwlock9 tst-rwlock10 tst-rwlock11 \
 276         tst-rwlock15 tst-rwlock17 tst-rwlock18 \
 277         tst-once5 \
 278         tst-sem17 \
 279         tst-tsd3 tst-tsd4 \
 280         tst-cancel4 tst-cancel4_1 tst-cancel4_2 tst-cancel5 \
 281         tst-cancel7 tst-cancel17 tst-cancel24 \
 282         tst-cleanup4 \
 283         tst-signal3 \
 284         tst-exec4 tst-exec5 \
 285         tst-stack2 tst-stack3 tst-stack4 \
 286         tst-pthread-attr-affinity \
 287         tst-dlsym1 \
 288         tst-context1 \
 289         tst-sched1 \
 290         tst-initializers1 $(addprefix tst-initializers1-,\
 291                             c89 gnu89 c99 gnu99 c11 gnu11) \
 292         tst-thread_local1 \
 293         tst-robust-fork \
 294         tst-thread-exit-clobber tst-minstack-cancel tst-minstack-exit \
 295         tst-minstack-throw \
 296         tst-rwlock-pwn \
 297         tst-thread-affinity-pthread \
 298         tst-thread-affinity-pthread2 \
 299         tst-thread-affinity-sched \
 300         tst-pthread-defaultattr-free \
 301         tst-pthread-attr-sigmask \
 302
 303
 304 tests-container =  tst-pthread-getattr
 305
 306 tests-internal := tst-robustpi8 tst-rwlock19 tst-rwlock20 \
 307                   tst-sem11 tst-sem12 tst-sem13 \
 308                   tst-barrier5 tst-signal7 tst-mutex8 tst-mutex8-static \
 309                   tst-mutexpi8 tst-mutexpi8-static \
 310                   tst-setgetname \
 311
 312 xtests = tst-setuid1 tst-setuid1-static tst-setuid2 \
 313         tst-mutexpp1 tst-mutexpp6 tst-mutexpp10
 314
 315 # This test can run into task limits because of a linux kernel bug
 316 # and then cause the make process to fail too, see bug 24537.
 317 xtests += tst-eintr1
 318
 319 test-srcs = tst-oddstacklimit
 320
 321 # Test expected to fail on most targets (except x86_64) due to bug
 322 # 18435 - pthread_once hangs when init routine throws an exception.
 323 test-xfail-tst-once5 = yes
 324
 325 gen-as-const-headers = unwindbuf.sym \
 326                        pthread-pi-defines.sym
 327
 328 gen-py-const-headers := nptl_lock_constants.pysym
 329 pretty-printers := nptl-printers.py
 330 tests-printers := test-mutexattr-printers test-mutex-printers \
 331                   test-condattr-printers test-cond-printers \
 332                   test-rwlockattr-printers test-rwlock-printers
 333
 334 # We must specify both CFLAGS and CPPFLAGS to override any
 335 # compiler options the user might have provided that conflict
 336 # with what we need e.g. user specifies CPPFLAGS with -O2 and
 337 # we need -O0.
 338 CFLAGS-test-mutexattr-printers.c := $(CFLAGS-printers-tests)
 339 CFLAGS-test-mutex-printers.c := $(CFLAGS-printers-tests)
 340 CFLAGS-test-condattr-printers.c := $(CFLAGS-printers-tests)
 341 CFLAGS-test-cond-printers.c := $(CFLAGS-printers-tests)
 342 CFLAGS-test-rwlockattr-printers.c := $(CFLAGS-printers-tests)
 343 CFLAGS-test-rwlock-printers.c := $(CFLAGS-printers-tests)
 344 CPPFLAGS-test-mutexattr-printers.c := $(CFLAGS-printers-tests)
 345 CPPFLAGS-test-mutex-printers.c := $(CFLAGS-printers-tests)
 346 CPPFLAGS-test-condattr-printers.c := $(CFLAGS-printers-tests)
 347 CPPFLAGS-test-cond-printers.c := $(CFLAGS-printers-tests)
 348 CPPFLAGS-test-rwlockattr-printers.c := $(CFLAGS-printers-tests)
 349 CPPFLAGS-test-rwlock-printers.c := $(CFLAGS-printers-tests)
 350
 351 ifeq ($(build-shared),yes)
 352 tests-printers-libs := $(shared-thread-library)
 353 else
 354 tests-printers-libs := $(static-thread-library)
 355 endif
 356
 357 LDFLAGS-pthread.so = -Wl,--enable-new-dtags,-z,nodelete,-z,initfirst
 358
 359 tests += tst-cancelx4 tst-cancelx5 tst-cancelx7 tst-cancelx17 tst-cleanupx4
 360
 361 ifeq ($(build-shared),yes)
 362 tests += tst-compat-forwarder tst-audit-threads
 363 tests-internal += tst-tls3 tst-tls3-malloc tst-tls5 tst-stackguard1
 364 ifeq ($(have-z-execstack),yes)
 365 tests += tst-execstack
 366 endif
 367 endif
 368
 369 modules-names = tst-tls3mod \
 370                 tst-tls5mod tst-tls5moda tst-tls5modb tst-tls5modc \
 371                 tst-tls5modd tst-tls5mode tst-tls5modf tst-stack4mod \
 372                 tst-execstack-mod \
 373                 tst-compat-forwarder-mod tst-audit-threads-mod1 \
 374                 tst-audit-threads-mod2
 375 extra-test-objs += $(addsuffix .os,$(strip $(modules-names))) \
 376                    tst-cleanup4aux.o tst-cleanupx4aux.o
 377 test-extras += tst-cleanup4aux tst-cleanupx4aux
 378
 379 tst-tls3mod.so-no-z-defs = yes
 380 tst-tls5mod.so-no-z-defs = yes
 381 tst-tls5moda.so-no-z-defs = yes
 382 tst-tls5modb.so-no-z-defs = yes
 383 tst-tls5modc.so-no-z-defs = yes
 384 tst-tls5modd.so-no-z-defs = yes
 385 tst-tls5mode.so-no-z-defs = yes
 386 tst-tls5modf.so-no-z-defs = yes
 387
 388 ifeq ($(build-shared),yes)
 389
 390 # Set the `multidir' variable by grabbing the variable from the compiler.
 391 # We do it once and save the result in a generated makefile.
 392 -include $(objpfx)multidir.mk
 393 $(objpfx)multidir.mk: $(common-objpfx)config.make
 394         $(make-target-directory)
 395         dir=`$(CC) $(CFLAGS) $(CPPFLAGS) -print-multi-directory`; \
 396         echo "multidir := $$dir" > $@T
 397         mv -f $@T $@
 398
 399 crti-objs := crti.o
 400 crtn-objs := crtn.o
 401 ifneq (,$(patsubst .,,$(multidir)))
 402 generated-dirs += $(firstword $(subst /, , $(multidir)))
 403 crti-objs += $(multidir)/crti.o
 404 crtn-objs += $(multidir)/crtn.o
 405 $(objpfx)$(multidir):
 406         mkdir -p $@
 407 endif
 408 extra-objs += $(crti-objs) $(crtn-objs)
 409 extra-objs += pt-crti.o
 410 endif
 411
 412 CFLAGS-flockfile.c += $(libio-mtsafe)
 413 CFLAGS-ftrylockfile.c += $(libio-mtsafe)
 414 CFLAGS-funlockfile.c += $(libio-mtsafe)
 415
 416 link-libc-static := $(common-objpfx)libc.a $(static-gnulib) \
 417                     $(common-objpfx)libc.a
 418
 419 tests-static += tst-stackguard1-static \
 420                 tst-cancel24-static \
 421                 tst-mutex8-static tst-mutexpi8-static tst-sem11-static \
 422                 tst-sem12-static tst-cond11-static
 423
 424 tests += tst-cancel24-static
 425
 426 tests-internal += tst-sem11-static tst-sem12-static tst-stackguard1-static
 427 xtests-static += tst-setuid1-static
 428
 429 # These tests are linked with libc before libpthread
 430 tests-reverse += tst-cancel5
 431
 432 ifeq ($(run-built-tests),yes)
 433 tests-special += $(objpfx)tst-stack3-mem.out $(objpfx)tst-oddstacklimit.out
 434 ifeq ($(build-shared),yes)
 435 tests-special += $(objpfx)tst-tls6.out
 436 endif
 437 endif
 438
 439 ifeq (,$(CXX))
 440 # These tests require a C++ compiler and runtime.
 441 tests-unsupported += tst-cancel24 tst-cancel24-static tst-once5 \
 442   tst-thread-exit-clobber tst-minstack-throw
 443 endif
 444 # These tests require a C++ compiler and runtime with thread_local support.
 445 ifneq ($(have-cxx-thread_local),yes)
 446 tests-unsupported += tst-thread_local1
 447 endif
 448
 449 include ../Rules
 450
 451 ifeq (yes,$(build-shared))
 452 # Make sure these things are built in the `make lib' pass so they can be used
 453 # to run programs during the `make others' pass.
 454 lib-noranlib: $(addprefix $(objpfx),$(extra-objs))
 455 endif
 456
 457
 458 # 'pthread_self' is a simple memory or register load.  Setting up the
 459 # stack frame is more work than the actual operation.  Disable the
 460 # frame creation entirely.  This will help applications which call the
 461 # function frequently to get a thread-specific handle.
 462 CFLAGS-pthread_self.os += -fomit-frame-pointer
 463
 464 # The sigmask macro is deprecated and triggers are compiler warning
 465 # which cannot be suppressed (as of GCC 9).
 466 CFLAGS-tst-cancel4.c += -Wno-error
 467 CFLAGS-tst-cancel5.c += -Wno-error
 468 CFLAGS-tst-cancelx4.c += -Wno-error
 469 CFLAGS-tst-cancelx5.c += -Wno-error
 470
 471 # Run the cancellation and cleanup tests also for the modern, exception-based
 472 # implementation.  For this we have to pass the -fexceptions parameter.
 473 CFLAGS-tst-cancelx4.c += -fexceptions
 474 CFLAGS-tst-cancelx5.c += -fexceptions
 475 CFLAGS-tst-cancelx7.c += -fexceptions
 476 CFLAGS-tst-cancelx17.c += -fexceptions
 477 CFLAGS-tst-cleanupx4.c += -fexceptions
 478 CFLAGS-tst-cleanupx4aux.c += -fexceptions
 479 CFLAGS-tst-initializers1.c += -W -Wall -Werror
 480 CFLAGS-tst-initializers1-< = $(CFLAGS-tst-initializers1.c) \
 481                              $(patsubst tst-initializers1-%.c,-std=%,$<)
 482 CFLAGS-tst-initializers1-c89.c += $(CFLAGS-tst-initializers1-<)
 483 CFLAGS-tst-initializers1-c99.c += $(CFLAGS-tst-initializers1-<)
 484 CFLAGS-tst-initializers1-c11.c += $(CFLAGS-tst-initializers1-<)
 485 CFLAGS-tst-initializers1-gnu89.c += $(CFLAGS-tst-initializers1-<)
 486 CFLAGS-tst-initializers1-gnu99.c += $(CFLAGS-tst-initializers1-<)
 487 CFLAGS-tst-initializers1-gnu11.c += $(CFLAGS-tst-initializers1-<)
 488
 489 tst-cancel7-ARGS = --command "exec $(host-test-program-cmd)"
 490 tst-cancelx7-ARGS = $(tst-cancel7-ARGS)
 491
 492 tst-stack3-ENV = MALLOC_TRACE=$(objpfx)tst-stack3.mtrace
 493 $(objpfx)tst-stack3-mem.out: $(objpfx)tst-stack3.out
 494         $(common-objpfx)malloc/mtrace $(objpfx)tst-stack3.mtrace > $@; \
 495         $(evaluate-test)
 496 generated += tst-stack3-mem.out tst-stack3.mtrace
 497
 498 $(objpfx)tst-stack4: $(libdl) $(shared-thread-library)
 499 tst-stack4mod.sos=$(shell for i in 0 1 2 3 4 5 6 7 8 9 10 \
 500                                    11 12 13 14 15 16 17 18 19; do \
 501                             for j in 0 1 2 3 4 5 6 7 8 9 10 \
 502                                      11 12 13 14 15 16 17 18 19; do \
 503                               echo $(objpfx)tst-stack4mod-$$i-$$j.so; \
 504                             done; done)
 505 $(objpfx)tst-stack4.out: $(tst-stack4mod.sos)
 506 $(tst-stack4mod.sos): $(objpfx)tst-stack4mod.so
 507         cp -f $< $@
 508 clean:
 509         rm -f $(tst-stack4mod.sos)
 510
 511 $(objpfx)tst-cleanup4: $(objpfx)tst-cleanup4aux.o $(shared-thread-library)
 512 $(objpfx)tst-cleanupx4: $(objpfx)tst-cleanupx4aux.o $(shared-thread-library)
 513
 514 $(objpfx)tst-tls3: $(libdl) $(shared-thread-library)
 515 LDFLAGS-tst-tls3 = -rdynamic
 516 $(objpfx)tst-tls3.out: $(objpfx)tst-tls3mod.so
 517 $(objpfx)tst-tls3mod.so: $(shared-thread-library)
 518
 519 $(objpfx)tst-tls3-malloc: $(libdl) $(shared-thread-library)
 520 LDFLAGS-tst-tls3-malloc = -rdynamic
 521 $(objpfx)tst-tls3-malloc.out: $(objpfx)tst-tls3mod.so
 522
 523 $(objpfx)tst-tls5: $(objpfx)tst-tls5mod.so $(shared-thread-library)
 524 LDFLAGS-tst-tls5 = -Wl,--no-as-needed
 525 LDFLAGS-tst-tls5mod.so = -Wl,-soname,tst-tls5mod.so
 526
 527 ifeq ($(build-shared),yes)
 528 $(objpfx)tst-tls6.out: tst-tls6.sh $(objpfx)tst-tls5 \
 529                        $(objpfx)tst-tls5moda.so $(objpfx)tst-tls5modb.so \
 530                        $(objpfx)tst-tls5modc.so $(objpfx)tst-tls5modd.so \
 531                        $(objpfx)tst-tls5mode.so $(objpfx)tst-tls5modf.so
 532         $(BASH) $< $(common-objpfx) '$(test-via-rtld-prefix)' \
 533           '$(test-wrapper-env)' '$(run-program-env)' > $@; \
 534         $(evaluate-test)
 535 endif
 536
 537 $(objpfx)tst-dlsym1: $(libdl) $(shared-thread-library)
 538
 539 ifeq (yes,$(build-shared))
 540 librt = $(common-objpfx)rt/librt.so
 541 else
 542 librt = $(common-objpfx)rt/librt.a
 543 endif
 544
 545 # `make check' sometimes triggers a rebuild of librt.so using this Makefile,
 546 # which ignores librt's dependence on libpthread
 547 $(common-objpfx)rt/librt.so: $(shared-thread-library)
 548
 549 $(objpfx)tst-cancel17: $(librt)
 550 $(objpfx)tst-cancelx17: $(librt)
 551
 552 LDLIBS-tst-cancel24 = -Wl,--no-as-needed -lstdc++
 553 LDLIBS-tst-cancel24-static = $(LDLIBS-tst-cancel24)
 554
 555 extra-B-pthread.so = -B$(common-objpfx)nptl/
 556 $(objpfx)libpthread.so: $(addprefix $(objpfx),$(crti-objs) $(crtn-objs))
 557 $(objpfx)libpthread.so: +preinit += $(addprefix $(objpfx),$(crti-objs))
 558 $(objpfx)libpthread.so: +postinit += $(addprefix $(objpfx),$(crtn-objs))
 559
 560 # Make sure we link with the thread library.
 561 ifeq ($(build-shared),yes)
 562 $(addprefix $(objpfx), \
 563   $(filter-out $(tests-static) $(xtests-static) $(tests-reverse) \
 564     $(tests-nolibpthread), \
 565     $(tests) $(tests-internal) $(xtests) $(test-srcs) $(tests-container))): \
 566         $(objpfx)libpthread.so
 567 $(objpfx)tst-unload: $(libdl)
 568 # $(objpfx)../libc.so is used instead of $(common-objpfx)libc.so,
 569 # since otherwise libpthread.so comes before libc.so when linking.
 570 $(addprefix $(objpfx), $(tests-reverse)): \
 571   $(objpfx)../libc.so $(objpfx)libpthread.so
 572 $(objpfx)../libc.so: $(common-objpfx)libc.so ;
 573 $(addprefix $(objpfx),$(tests-static) $(xtests-static)): $(objpfx)libpthread.a
 574 else
 575 $(addprefix $(objpfx),$(tests) $(test-srcs)): $(objpfx)libpthread.a
 576 endif
 577
 578 ifeq ($(build-shared),yes)
 579 $(objpfx)crti.o: $(objpfx)pt-crti.o
 580         ln -f $< $@
 581
 582 ifneq ($(multidir),.)
 583 $(objpfx)$(multidir)/crti.o: $(objpfx)crti.o $(objpfx)$(multidir)/
 584         ln -f $< $@
 585
 586 $(objpfx)$(multidir)/crtn.o: $(objpfx)crtn.o $(objpfx)$(multidir)/
 587         ln -f $< $@
 588 endif
 589
 590 generated += multidir.mk tst-tls6.out
 591
 592 # Give libpthread.so an entry point and make it directly runnable itself.
 593 LDFLAGS-pthread.so += -e __nptl_main
 594 # pt-interp.c exists just to get the runtime linker path into libpthread.so.
 595 $(objpfx)pt-interp.os: $(common-objpfx)runtime-linker.h
 596 endif
 597
 598 tst-exec4-ARGS = $(host-test-program-cmd)
 599
 600 $(objpfx)tst-execstack: $(libdl)
 601 $(objpfx)tst-execstack.out: $(objpfx)tst-execstack-mod.so
 602 LDFLAGS-tst-execstack = -Wl,-z,noexecstack
 603 CFLAGS-tst-execstack-mod.c += -Wno-trampolines
 604
 605 tst-stackguard1-ARGS = --command "$(host-test-program-cmd) --child"
 606 tst-stackguard1-static-ARGS = --command "$(objpfx)tst-stackguard1-static --child"
 607
 608 ifeq ($(run-built-tests),yes)
 609 $(objpfx)tst-oddstacklimit.out: $(objpfx)tst-oddstacklimit $(objpfx)tst-basic1
 610         $(test-program-prefix) $< --command '$(host-test-program-cmd)' > $@; \
 611         $(evaluate-test)
 612 endif
 613
 614 $(objpfx)tst-compat-forwarder: $(objpfx)tst-compat-forwarder-mod.so
 615
 616 tst-mutex10-ENV = GLIBC_TUNABLES=glibc.elision.enable=1
 617
 618 # Protect against a build using -Wl,-z,now.
 619 LDFLAGS-tst-audit-threads-mod1.so = -Wl,-z,lazy
 620 LDFLAGS-tst-audit-threads-mod2.so = -Wl,-z,lazy
 621 LDFLAGS-tst-audit-threads = -Wl,-z,lazy
 622 $(objpfx)tst-audit-threads: $(objpfx)tst-audit-threads-mod2.so
 623 $(objpfx)tst-audit-threads.out: $(objpfx)tst-audit-threads-mod1.so
 624 tst-audit-threads-ENV = LD_AUDIT=$(objpfx)tst-audit-threads-mod1.so
 625
 626 # The test uses dlopen indirectly and would otherwise load system
 627 # objects.
 628 tst-setuid1-static-ENV = \
 629   LD_LIBRARY_PATH=$(objpfx):$(common-objpfx):$(common-objpfx)elf
 630
 631 # The tests here better do not run in parallel.
 632 ifeq ($(run-built-tests),yes)
 633 ifneq ($(filter %tests,$(MAKECMDGOALS)),)
 634 .NOTPARALLEL:
 635 endif
 636 endif