1 # Copyright (C) 2002-2024 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, see
16 # <https://www.gnu.org/licenses/>.
19 # Sub-makefile for NPTL portion of the library.
26 bits
/atomic_wide_counter.h \
29 bits
/struct_rwlock.h \
34 extra-libs
:= libpthread
35 extra-libs-others
:= $(extra-libs
)
43 cleanup_defer_compat \
60 old_pthread_cond_broadcast \
61 old_pthread_cond_destroy \
62 old_pthread_cond_init \
63 old_pthread_cond_signal \
64 old_pthread_cond_timedwait \
65 old_pthread_cond_wait \
68 pthread_attr_destroy \
69 pthread_attr_extension \
70 pthread_attr_getaffinity \
71 pthread_attr_getdetachstate \
72 pthread_attr_getguardsize \
73 pthread_attr_getinheritsched \
74 pthread_attr_getschedparam \
75 pthread_attr_getschedpolicy \
76 pthread_attr_getscope \
77 pthread_attr_getsigmask \
78 pthread_attr_getstack \
79 pthread_attr_getstackaddr \
80 pthread_attr_getstacksize \
82 pthread_attr_setaffinity \
83 pthread_attr_setdetachstate \
84 pthread_attr_setguardsize \
85 pthread_attr_setinheritsched \
86 pthread_attr_setschedparam \
87 pthread_attr_setschedpolicy \
88 pthread_attr_setscope \
89 pthread_attr_setsigmask \
90 pthread_attr_setsigmask_internal \
91 pthread_attr_setstack \
92 pthread_attr_setstackaddr \
93 pthread_attr_setstacksize \
94 pthread_barrier_destroy \
95 pthread_barrier_init \
96 pthread_barrier_wait \
97 pthread_barrierattr_destroy \
98 pthread_barrierattr_getpshared \
99 pthread_barrierattr_init \
100 pthread_barrierattr_setpshared \
102 pthread_cleanup_upto \
104 pthread_cond_broadcast \
105 pthread_cond_destroy \
107 pthread_cond_signal \
109 pthread_condattr_destroy \
110 pthread_condattr_getclock \
111 pthread_condattr_getpshared \
112 pthread_condattr_init \
113 pthread_condattr_setclock \
114 pthread_condattr_setpshared \
119 pthread_getaffinity \
120 pthread_getattr_default_np \
122 pthread_getconcurrency \
123 pthread_getcpuclockid \
125 pthread_getschedparam \
126 pthread_getspecific \
128 pthread_join_common \
133 pthread_kill_other_threads \
134 pthread_mutex_cond_lock \
136 pthread_mutex_consistent \
137 pthread_mutex_destroy \
138 pthread_mutex_getprioceiling \
141 pthread_mutex_setprioceiling \
142 pthread_mutex_timedlock \
143 pthread_mutex_trylock \
144 pthread_mutex_unlock \
145 pthread_mutexattr_destroy \
146 pthread_mutexattr_getprioceiling \
147 pthread_mutexattr_getprotocol \
148 pthread_mutexattr_getpshared \
149 pthread_mutexattr_getrobust \
150 pthread_mutexattr_gettype \
151 pthread_mutexattr_init \
152 pthread_mutexattr_setprioceiling \
153 pthread_mutexattr_setprotocol \
154 pthread_mutexattr_setpshared \
155 pthread_mutexattr_setrobust \
156 pthread_mutexattr_settype \
158 pthread_rwlock_clockrdlock \
159 pthread_rwlock_clockwrlock \
160 pthread_rwlock_destroy \
161 pthread_rwlock_init \
162 pthread_rwlock_rdlock \
163 pthread_rwlock_timedrdlock \
164 pthread_rwlock_timedwrlock \
165 pthread_rwlock_tryrdlock \
166 pthread_rwlock_trywrlock \
167 pthread_rwlock_unlock \
168 pthread_rwlock_wrlock \
169 pthread_rwlockattr_destroy \
170 pthread_rwlockattr_getkind_np \
171 pthread_rwlockattr_getpshared \
172 pthread_rwlockattr_init \
173 pthread_rwlockattr_setkind_np \
174 pthread_rwlockattr_setpshared \
176 pthread_setaffinity \
177 pthread_setattr_default_np \
178 pthread_setcancelstate \
179 pthread_setcanceltype \
180 pthread_setconcurrency \
182 pthread_setschedparam \
183 pthread_setschedprio \
184 pthread_setspecific \
187 pthread_spin_destroy \
190 pthread_spin_trylock \
191 pthread_spin_unlock \
212 static-only-routines
= pthread_atfork
213 libpthread-routines
= libpthread-compat
214 libpthread-shared-only-routines
= libpthread-compat
216 # Pretend that libpthread.so is a linker script, so that the symbolic
217 # link is not installed.
218 install-lib-ldscripts
= libpthread.so
219 $(inst_libdir
)/libpthread.so
:
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.
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
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
236 # These are internal functions which similar functionality as setcancelstate
238 CFLAGS-cancellation.c
+= -fasynchronous-unwind-tables
240 # Calling pthread_exit() must cause the registered cancel handlers to
241 # be executed. Therefore exceptions have to be thrown through this
243 CFLAGS-pthread_exit.c
+= -fexceptions
245 # Among others, __pthread_unwind is forwarded. This function must handle
247 CFLAGS-forward.c
+= -fexceptions
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-pthread_kill.c
= -fexceptions
-fasynchronous-unwind-tables
260 CFLAGS-sem_wait.c
+= -fexceptions
-fasynchronous-unwind-tables
261 CFLAGS-sem_timedwait.c
+= -fexceptions
-fasynchronous-unwind-tables
262 CFLAGS-sem_clockwait.c
= -fexceptions
-fasynchronous-unwind-tables
264 CFLAGS-futex-internal.c
+= -fexceptions
-fasynchronous-unwind-tables
266 LDLIBS-tst-once5
= -lstdc
++
267 CFLAGS-tst-thread_local1.o
= -std
=gnu
++11
268 LDLIBS-tst-thread_local1
= -lstdc
++
269 CFLAGS-tst-thread-exit-clobber.o
= -std
=gnu
++11
270 LDLIBS-tst-thread-exit-clobber
= -lstdc
++
271 CFLAGS-tst-minstack-throw.o
= -std
=gnu
++11
272 LDLIBS-tst-minstack-throw
= -lstdc
++
289 tst-initializers1-c11 \
290 tst-initializers1-c89 \
291 tst-initializers1-c99 \
292 tst-initializers1-gnu11 \
293 tst-initializers1-gnu89 \
294 tst-initializers1-gnu99 \
295 tst-minstack-cancel \
312 tst-pthread-attr-affinity \
313 tst-pthread-attr-affinity-fail \
314 tst-pthread-attr-sigmask \
315 tst-pthread-defaultattr-free \
316 tst-pthread-gdb-attach \
317 tst-pthread-gdb-attach-static \
318 tst-pthread-timedlock-lockloop \
319 tst-pthread_exit-nothreads \
320 tst-pthread_exit-nothreads-static \
350 tst-thread-affinity-pthread \
351 tst-thread-affinity-pthread2 \
352 tst-thread-affinity-sched \
353 tst-thread-exit-clobber \
354 tst-thread-setspecific \
360 tests-nolibpthread
= \
361 tst-pthread_exit-nothreads \
362 tst-pthread_exit-nothreads-static \
365 tests-container
= tst-pthread-getattr
373 tst-mutexpi8-static \
400 # This test can run into task limits because of a linux kernel bug
401 # and then cause the make process to fail too, see bug 24537.
404 test-srcs
= tst-oddstacklimit
406 gen-as-const-headers
= unwindbuf.sym
408 gen-py-const-headers
:= nptl_lock_constants.pysym
409 pretty-printers
:= nptl-printers.py
412 test-condattr-printers \
413 test-mutex-printers \
414 test-mutexattr-printers \
415 test-rwlock-printers \
416 test-rwlockattr-printers \
419 # We must specify both CFLAGS and CPPFLAGS to override any
420 # compiler options the user might have provided that conflict
421 # with what we need e.g. user specifies CPPFLAGS with -O2 and
423 CFLAGS-test-mutexattr-printers.c
:= $(CFLAGS-printers-tests
)
424 CFLAGS-test-mutex-printers.c
:= $(CFLAGS-printers-tests
)
425 CFLAGS-test-condattr-printers.c
:= $(CFLAGS-printers-tests
)
426 CFLAGS-test-cond-printers.c
:= $(CFLAGS-printers-tests
)
427 CFLAGS-test-rwlockattr-printers.c
:= $(CFLAGS-printers-tests
)
428 CFLAGS-test-rwlock-printers.c
:= $(CFLAGS-printers-tests
)
429 CPPFLAGS-test-mutexattr-printers.c
:= $(CFLAGS-printers-tests
)
430 CPPFLAGS-test-mutex-printers.c
:= $(CFLAGS-printers-tests
)
431 CPPFLAGS-test-condattr-printers.c
:= $(CFLAGS-printers-tests
)
432 CPPFLAGS-test-cond-printers.c
:= $(CFLAGS-printers-tests
)
433 CPPFLAGS-test-rwlockattr-printers.c
:= $(CFLAGS-printers-tests
)
434 CPPFLAGS-test-rwlock-printers.c
:= $(CFLAGS-printers-tests
)
436 # Reuse the CFLAGS setting for the GDB attaching test. It needs
437 # debugging information.
438 CFLAGS-tst-pthread-gdb-attach.c
:= $(CFLAGS-printers-tests
)
439 CPPFLAGS-tst-pthread-gdb-attach.c
:= $(CFLAGS-printers-tests
)
440 ifeq ($(build-shared
)$(build-hardcoded-path-in-tests
),yesno
)
441 CPPFLAGS-tst-pthread-gdb-attach.c
+= -DDO_ADD_SYMBOL_FILE
=1
443 CPPFLAGS-tst-pthread-gdb-attach.c
+= -DDO_ADD_SYMBOL_FILE
=0
445 CFLAGS-tst-pthread-gdb-attach-static.c
:= $(CFLAGS-printers-tests
)
446 CPPFLAGS-tst-pthread-gdb-attach-static.c
:= \
447 $(CFLAGS-printers-tests
) -DDO_ADD_SYMBOL_FILE
=0
448 # As of version 9.2, GDB cannot attach properly to PIE programs that
449 # were launched with an explicit ld.so invocation.
450 tst-pthread-gdb-attach-no-pie
= yes
457 ifeq ($(build-shared
),yes
)
460 tst-compat-forwarder \
468 ifeq ($(have-z-execstack
),yes
)
469 tests
+= tst-execstack-threads
474 tst-audit-threads-mod1 \
475 tst-audit-threads-mod2 \
476 tst-compat-forwarder-mod \
477 tst-execstack-threads-mod \
489 $(addsuffix .os
,$(strip $(modules-names
))) \
498 # This test exercises compat symbols removed in glibc 2.34.
499 ifdef have-GLIBC_2.33
500 tests
+= tst-cleanup4
501 ifeq ($(build-shared
),yes
)
502 tests
+= tst-cleanupx4
506 tst-tls3mod.so-no-z-defs
= yes
507 tst-tls5mod.so-no-z-defs
= yes
508 tst-tls5moda.so-no-z-defs
= yes
509 tst-tls5modb.so-no-z-defs
= yes
510 tst-tls5modc.so-no-z-defs
= yes
511 tst-tls5modd.so-no-z-defs
= yes
512 tst-tls5mode.so-no-z-defs
= yes
513 tst-tls5modf.so-no-z-defs
= yes
515 ifeq ($(build-shared
),yes
)
517 # Set the `multidir' variable by grabbing the variable from the compiler.
518 # We do it once and save the result in a generated makefile.
519 -include $(objpfx
)multidir.mk
520 $(objpfx
)multidir.mk
: $(common-objpfx
)config.make
521 $(make-target-directory
)
522 dir=`$(CC) $(CFLAGS) $(CPPFLAGS) -print-multi-directory`; \
523 echo
"multidir := $$dir" > $@T
528 CFLAGS-ftrylockfile.c
+= $(libio-mtsafe
)
529 CFLAGS-funlockfile.c
+= $(libio-mtsafe
)
531 link-libc-static
:= $(common-objpfx
)libc.a
$(static-gnulib
) \
532 $(common-objpfx
)libc.a
535 tst-cancel24-static \
537 tst-mutexpi8-static \
538 tst-pthread-gdb-attach-static \
539 tst-pthread_exit-nothreads-static \
541 tst-sem12-static tst-cond11-static \
542 tst-stackguard1-static \
545 tests
+= tst-cancel24-static
550 tst-stackguard1-static \
552 xtests-static
+= tst-setuid1-static
554 ifeq ($(run-built-tests
),yes
)
556 $(objpfx
)tst-oddstacklimit.out \
557 $(objpfx
)tst-stack3-mem.out \
559 ifeq ($(build-shared
),yes
)
560 tests-special
+= $(objpfx
)tst-tls6.out
565 # These tests require a C++ compiler and runtime.
566 tests-unsupported
+= \
568 tst-cancel24-static \
571 tst-thread-exit-clobber \
574 # These tests require a C++ compiler and runtime with thread_local support.
575 ifneq ($(have-cxx-thread_local
),yes
)
576 tests-unsupported
+= tst-thread_local1
581 ifeq (yes
,$(build-shared
))
582 # Make sure these things are built in the `make lib' pass so they can be used
583 # to run programs during the `make others' pass.
584 lib-noranlib
: $(addprefix $(objpfx
),$(extra-objs
))
588 # 'pthread_self' is a simple memory or register load. Setting up the
589 # stack frame is more work than the actual operation. Disable the
590 # frame creation entirely. This will help applications which call the
591 # function frequently to get a thread-specific handle.
592 CFLAGS-pthread_self.os
+= -fomit-frame-pointer
594 # Run the cancellation and cleanup tests also for the modern, exception-based
595 # implementation. For this we have to pass the -fexceptions parameter.
596 CFLAGS-tst-cancelx7.c
+= -fexceptions
597 CFLAGS-tst-cancelx17.c
+= -fexceptions
598 CFLAGS-tst-cleanupx4.c
+= -fexceptions
599 CFLAGS-tst-cleanupx4aux.c
+= -fexceptions
600 CFLAGS-tst-initializers1.c
+= -W
-Wall
-Werror
601 CFLAGS-tst-initializers1-
< = $(CFLAGS-tst-initializers1.c
) \
602 $(patsubst tst-initializers1-
%.c
,-std
=%,$<)
603 CFLAGS-tst-initializers1-c89.c
+= $(CFLAGS-tst-initializers1-
<)
604 CFLAGS-tst-initializers1-c99.c
+= $(CFLAGS-tst-initializers1-
<)
605 CFLAGS-tst-initializers1-c11.c
+= $(CFLAGS-tst-initializers1-
<)
606 CFLAGS-tst-initializers1-gnu89.c
+= $(CFLAGS-tst-initializers1-
<)
607 CFLAGS-tst-initializers1-gnu99.c
+= $(CFLAGS-tst-initializers1-
<)
608 CFLAGS-tst-initializers1-gnu11.c
+= $(CFLAGS-tst-initializers1-
<)
610 tst-cancel7-ARGS
= --command
"exec $(host-test-program-cmd)"
611 tst-cancelx7-ARGS
= $(tst-cancel7-ARGS
)
613 tst-stack3-ENV
= MALLOC_TRACE
=$(objpfx
)tst-stack3.mtrace \
614 LD_PRELOAD
=$(common-objpfx
)/malloc
/libc_malloc_debug.so
615 $(objpfx
)tst-stack3-mem.out
: $(objpfx
)tst-stack3.out
616 $(common-objpfx
)malloc
/mtrace
$(objpfx
)tst-stack3.mtrace
> $@
; \
623 tst-stack4mod.sos
=$(shell for i in
0 1 2 3 4 5 6 7 8 9 10 \
624 11 12 13 14 15 16 17 18 19; do \
625 for j in
0 1 2 3 4 5 6 7 8 9 10 \
626 11 12 13 14 15 16 17 18 19; do \
627 echo
$(objpfx
)tst-stack4mod-
$$i-$$j.so
; \
629 $(objpfx
)tst-stack4.out
: $(tst-stack4mod.sos
)
630 $(tst-stack4mod.sos
): $(objpfx
)tst-stack4mod.so
633 rm -f
$(tst-stack4mod.sos
)
635 $(objpfx
)tst-cleanup4
: $(objpfx
)tst-cleanup4aux.o
636 $(objpfx
)tst-cleanupx4
: $(objpfx
)tst-cleanupx4aux.o
638 LDFLAGS-tst-tls3
= -rdynamic
639 LDFLAGS-tst-tls3mod.so
= -Wl
,-z
,lazy
640 $(objpfx
)tst-tls3.out
: $(objpfx
)tst-tls3mod.so
642 LDFLAGS-tst-tls3-malloc
= -rdynamic
643 $(objpfx
)tst-tls3-malloc.out
: $(objpfx
)tst-tls3mod.so
645 $(objpfx
)tst-tls5
: $(objpfx
)tst-tls5mod.so
646 LDFLAGS-tst-tls5
= -Wl
,--no-as-needed
647 LDFLAGS-tst-tls5mod.so
= -Wl
,-soname
,tst-tls5mod.so
649 ifeq ($(build-shared
),yes
)
650 $(objpfx
)tst-tls6.out
: tst-tls6.sh
$(objpfx
)tst-tls5 \
651 $(objpfx
)tst-tls5moda.so
$(objpfx
)tst-tls5modb.so \
652 $(objpfx
)tst-tls5modc.so
$(objpfx
)tst-tls5modd.so \
653 $(objpfx
)tst-tls5mode.so
$(objpfx
)tst-tls5modf.so
654 $(BASH
) $< $(common-objpfx
) '$(test-via-rtld-prefix)' \
655 '$(test-wrapper-env)' '$(run-program-env)'; \
659 LDLIBS-tst-cancel24
= -Wl
,--no-as-needed
-lstdc
++
660 LDLIBS-tst-cancel24-static
= $(LDLIBS-tst-cancel24
)
662 ifeq ($(build-shared
),yes
)
670 tst-exec4-ARGS
= $(host-test-program-cmd
)
672 $(objpfx
)tst-execstack-threads.out
: $(objpfx
)tst-execstack-threads-mod.so
673 LDFLAGS-tst-execstack-threads
= -Wl
,-z
,noexecstack
674 LDFLAGS-tst-execstack-threads-mod.so
= -Wl
,-z
,execstack
675 CFLAGS-tst-execstack-threads-mod.c
+= -Wno-trampolines
677 tst-stackguard1-ARGS
= --command
"$(host-test-program-cmd) --child"
678 tst-stackguard1-static-ARGS
= --command
"$(objpfx)tst-stackguard1-static --child"
680 ifeq ($(run-built-tests
),yes
)
681 $(objpfx
)tst-oddstacklimit.out
: $(objpfx
)tst-oddstacklimit
$(objpfx
)tst-basic1
682 $(test-program-prefix
) $< --command
'$(host-test-program-cmd)' > $@
; \
686 $(objpfx
)tst-compat-forwarder
: $(objpfx
)tst-compat-forwarder-mod.so
688 tst-mutex10-ENV
= GLIBC_TUNABLES
=glibc.elision.enable
=1
690 # Protect against a build using -Wl,-z,now.
691 LDFLAGS-tst-audit-threads-mod1.so
= -Wl
,-z
,lazy
692 LDFLAGS-tst-audit-threads-mod2.so
= -Wl
,-z
,lazy
693 LDFLAGS-tst-audit-threads
= -Wl
,-z
,lazy
694 $(objpfx
)tst-audit-threads
: $(objpfx
)tst-audit-threads-mod2.so
695 $(objpfx
)tst-audit-threads.out
: $(objpfx
)tst-audit-threads-mod1.so
696 tst-audit-threads-ENV
= LD_AUDIT
=$(objpfx
)tst-audit-threads-mod1.so
698 # The test uses dlopen indirectly and would otherwise load system
700 tst-setuid1-static-ENV
= \
701 LD_LIBRARY_PATH
=$(ld-library-path
):$(common-objpfx
)elf
:$(common-objpfx
)nss
703 tst-pthread-proc-maps-ENV
= \
704 GLIBC_TUNABLES
=glibc.malloc.arena_max
=8:glibc.malloc.mmap_threshold
=1024
705 tst-pthread-proc-maps-ARGS
= 8
707 # The tests here better do not run in parallel.
708 ifeq ($(run-built-tests
),yes
)
709 ifneq ($(filter %tests
,$(MAKECMDGOALS
)),)