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1d95b035c7
glibc/nptl/Makefile
Florian Weimer 1d95b035c7 nptl: Move __pthread_unwind_next into libc 
It's necessary to stub out __libc_disable_asynccancel and
__libc_enable_asynccancel via rtld-stubbed-symbols because the new
direct references to the unwinder result in symbol conflicts when the
rtld exception handling from libc is linked in during the construction
of librtld.map.

unwind-forcedunwind.c is merged into unwind-resume.c.  libc now needs
the functions that were previously only used in libpthread.

The GLIBC_PRIVATE exports of __libc_longjmp and __libc_siglongjmp are
no longer needed, so switch them to hidden symbols.

The symbol __pthread_unwind_next has been moved using
scripts/move-symbol-to-libc.py.

Reviewed-by: Adhemerva Zanella  <adhemerval.zanella@linaro.org>
2021-04-21 19:49:50 +02:00

655 lines
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# Copyright (C) 2002-2021 Free Software Foundation, Inc.
# This file is part of the GNU C Library.
# The GNU C Library is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2.1 of the License, or (at your option) any later version.
# The GNU C Library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
# You should have received a copy of the GNU Lesser General Public
# License along with the GNU C Library; if not, see
# <https://www.gnu.org/licenses/>.
#
# Sub-makefile for NPTL portion of the library.
#
subdir := nptl
include ../Makeconfig
headers := pthread.h semaphore.h bits/semaphore.h \
bits/struct_mutex.h bits/struct_rwlock.h
extra-libs := libpthread
extra-libs-others := $(extra-libs)
routines = \
alloca_cutoff \
cleanup_compat \
cleanup_defer_compat \
cleanup_routine \
elision-conf \
elision-lock \
elision-timed \
elision-trylock \
elision-unlock \
forward \
futex-internal \
libc-cancellation \
libc-cleanup \
libc_multiple_threads \
libc_pthread_init \
lowlevellock \
old_pthread_cond_destroy \
old_pthread_cond_init \
pthread_atfork \
pthread_attr_copy \
pthread_attr_destroy \
pthread_attr_extension \
pthread_attr_getdetachstate \
pthread_attr_getinheritsched \
pthread_attr_getschedparam \
pthread_attr_getschedpolicy \
pthread_attr_getscope \
pthread_attr_getsigmask \
pthread_attr_init \
pthread_attr_setaffinity \
pthread_attr_setdetachstate \
pthread_attr_setinheritsched \
pthread_attr_setschedparam \
pthread_attr_setschedpolicy \
pthread_attr_setscope \
pthread_attr_setsigmask \
pthread_attr_setsigmask_internal \
pthread_cleanup_upto \
pthread_cond_destroy \
pthread_cond_init \
pthread_condattr_destroy \
pthread_condattr_init \
pthread_equal \
pthread_getaffinity \
pthread_getattr_np \
pthread_getschedparam \
pthread_kill \
pthread_mutex_consistent \
pthread_once \
pthread_self \
pthread_setschedparam \
pthread_sigmask \
unwind \
shared-only-routines = forward
static-only-routines = pthread_atfork
libpthread-routines = \
cancellation \
cleanup \
cleanup_defer \
events \
flockfile \
ftrylockfile \
funlockfile \
herrno \
libpthread-compat \
nptl-init \
nptlfreeres \
old_pthread_atfork \
old_pthread_cond_broadcast \
old_pthread_cond_signal \
old_pthread_cond_timedwait \
old_pthread_cond_wait \
pt-interp \
pthread_attr_getaffinity \
pthread_attr_getguardsize \
pthread_attr_getstack \
pthread_attr_getstackaddr \
pthread_attr_getstacksize \
pthread_attr_setguardsize \
pthread_attr_setstack \
pthread_attr_setstackaddr \
pthread_attr_setstacksize \
pthread_barrier_destroy \
pthread_barrier_init \
pthread_barrier_wait \
pthread_barrierattr_destroy \
pthread_barrierattr_getpshared \
pthread_barrierattr_init \
pthread_barrierattr_setpshared \
pthread_cancel \
pthread_clockjoin \
pthread_cond_broadcast \
pthread_cond_signal \
pthread_cond_wait \
pthread_condattr_getclock \
pthread_condattr_getpshared \
pthread_condattr_setclock \
pthread_condattr_setpshared \
pthread_create \
pthread_detach \
pthread_exit \
pthread_getattr_default_np \
pthread_getconcurrency \
pthread_getcpuclockid \
pthread_getname \
pthread_getspecific \
pthread_join \
pthread_join_common \
pthread_key_create \
pthread_key_delete \
pthread_kill_other_threads \
pthread_mutex_cond_lock \
pthread_mutex_conf \
pthread_mutex_destroy \
pthread_mutex_getprioceiling \
pthread_mutex_init \
pthread_mutex_lock \
pthread_mutex_setprioceiling \
pthread_mutex_timedlock \
pthread_mutex_trylock \
pthread_mutex_unlock \
pthread_mutexattr_destroy \
pthread_mutexattr_getprioceiling \
pthread_mutexattr_getprotocol \
pthread_mutexattr_getpshared \
pthread_mutexattr_getrobust \
pthread_mutexattr_gettype \
pthread_mutexattr_init \
pthread_mutexattr_setprioceiling \
pthread_mutexattr_setprotocol \
pthread_mutexattr_setpshared \
pthread_mutexattr_setrobust \
pthread_mutexattr_settype \
pthread_rwlock_clockrdlock \
pthread_rwlock_clockwrlock \
pthread_rwlock_destroy \
pthread_rwlock_init \
pthread_rwlock_rdlock \
pthread_rwlock_timedrdlock \
pthread_rwlock_timedwrlock \
pthread_rwlock_tryrdlock \
pthread_rwlock_trywrlock \
pthread_rwlock_unlock \
pthread_rwlock_wrlock \
pthread_rwlockattr_destroy \
pthread_rwlockattr_getkind_np \
pthread_rwlockattr_getpshared \
pthread_rwlockattr_init \
pthread_rwlockattr_setkind_np \
pthread_rwlockattr_setpshared \
pthread_setaffinity \
pthread_setattr_default_np \
pthread_setcancelstate \
pthread_setcanceltype \
pthread_setconcurrency \
pthread_setname \
pthread_setschedprio \
pthread_setspecific \
pthread_sigqueue \
pthread_spin_destroy \
pthread_spin_init \
pthread_spin_lock \
pthread_spin_trylock \
pthread_spin_unlock \
pthread_testcancel \
pthread_timedjoin \
pthread_tryjoin \
pthread_yield \
res \
sem_clockwait \
sem_close \
sem_destroy \
sem_getvalue \
sem_init \
sem_open \
sem_post \
sem_routines \
sem_timedwait \
sem_unlink \
sem_wait \
tpp \
vars \
version \
libpthread-shared-only-routines = \
pt-allocrtsig \
pt-interp \
version \
# Since cancellation handling is in large parts handled using exceptions
# we have to compile some files with exception handling enabled, some
# even with asynchronous unwind tables.
# nptl-init.c contains sigcancel_handler().
CFLAGS-nptl-init.c += -fexceptions -fasynchronous-unwind-tables
# The unwind code itself,
CFLAGS-unwind.c += -fexceptions
CFLAGS-unwind-forcedunwind.c += -fexceptions -fasynchronous-unwind-tables
# The following three functions must be async-cancel safe.
CFLAGS-pthread_cancel.c += -fexceptions -fasynchronous-unwind-tables
CFLAGS-pthread_setcancelstate.c += -fexceptions -fasynchronous-unwind-tables
CFLAGS-pthread_setcanceltype.c += -fexceptions -fasynchronous-unwind-tables
# These are internal functions which similar functionality as setcancelstate
# and setcanceltype.
CFLAGS-cancellation.c += -fasynchronous-unwind-tables
CFLAGS-libc-cancellation.c += -fasynchronous-unwind-tables
# Calling pthread_exit() must cause the registered cancel handlers to
# be executed. Therefore exceptions have to be thrown through this
# function.
CFLAGS-pthread_exit.c += -fexceptions
# Among others, __pthread_unwind is forwarded. This function must handle
# exceptions.
CFLAGS-forward.c += -fexceptions
# The following are cancellation points. Some of the functions can
# block and therefore temporarily enable asynchronous cancellation.
# Those must be compiled asynchronous unwind tables.
CFLAGS-pthread_testcancel.c += -fexceptions
CFLAGS-pthread_join.c += -fexceptions -fasynchronous-unwind-tables
CFLAGS-pthread_timedjoin.c += -fexceptions -fasynchronous-unwind-tables
CFLAGS-pthread_clockjoin.c += -fexceptions -fasynchronous-unwind-tables
CFLAGS-pthread_once.c += $(uses-callbacks) -fexceptions \
-fasynchronous-unwind-tables
CFLAGS-pthread_cond_wait.c += -fexceptions -fasynchronous-unwind-tables
CFLAGS-sem_wait.c += -fexceptions -fasynchronous-unwind-tables
CFLAGS-sem_timedwait.c += -fexceptions -fasynchronous-unwind-tables
CFLAGS-sem_clockwait.c = -fexceptions -fasynchronous-unwind-tables
CFLAGS-futex-internal.c += -fexceptions -fasynchronous-unwind-tables
LDLIBS-tst-once5 = -lstdc++
CFLAGS-tst-thread_local1.o = -std=gnu++11
LDLIBS-tst-thread_local1 = -lstdc++
CFLAGS-tst-thread-exit-clobber.o = -std=gnu++11
LDLIBS-tst-thread-exit-clobber = -lstdc++
CFLAGS-tst-minstack-throw.o = -std=gnu++11
LDLIBS-tst-minstack-throw = -lstdc++
tests = tst-attr2 tst-attr3 tst-default-attr \
tst-mutex5a tst-mutex7a \
tst-mutexpi1 tst-mutexpi2 tst-mutexpi3 tst-mutexpi4 \
tst-mutexpi5 tst-mutexpi5a tst-mutexpi6 tst-mutexpi7 tst-mutexpi7a \
tst-mutexpi9 tst-mutexpi10 \
tst-cond22 tst-cond26 \
tst-robustpi1 tst-robustpi2 tst-robustpi3 tst-robustpi4 tst-robustpi5 \
tst-robustpi6 tst-robustpi7 tst-robustpi9 \
tst-rwlock2 tst-rwlock2a tst-rwlock2b tst-rwlock3 \
tst-rwlock6 tst-rwlock7 tst-rwlock8 \
tst-rwlock9 tst-rwlock10 tst-rwlock11 \
tst-rwlock15 tst-rwlock17 tst-rwlock18 \
tst-once5 \
tst-sem17 \
tst-tsd3 tst-tsd4 \
tst-cancel4_1 tst-cancel4_2 \
tst-cancel7 tst-cancel17 tst-cancel24 \
tst-signal3 \
tst-exec4 tst-exec5 \
tst-stack2 tst-stack3 tst-stack4 \
tst-pthread-attr-affinity \
tst-dlsym1 \
tst-context1 \
tst-sched1 \
tst-initializers1 $(addprefix tst-initializers1-,\
c89 gnu89 c99 gnu99 c11 gnu11) \
tst-thread_local1 \
tst-robust-fork \
tst-thread-exit-clobber tst-minstack-cancel tst-minstack-exit \
tst-minstack-throw \
tst-rwlock-pwn \
tst-thread-affinity-pthread \
tst-thread-affinity-pthread2 \
tst-thread-affinity-sched \
tst-pthread-defaultattr-free \
tst-pthread-attr-sigmask \
tst-pthread-timedlock-lockloop \
tst-pthread-gdb-attach tst-pthread-gdb-attach-static
tests-container = tst-pthread-getattr
tests-internal := tst-robustpi8 tst-rwlock19 tst-rwlock20 \
tst-sem11 tst-sem12 tst-sem13 \
tst-barrier5 tst-signal7 tst-mutex8 tst-mutex8-static \
tst-mutexpi8 tst-mutexpi8-static \
tst-setgetname \
xtests = tst-setuid1 tst-setuid1-static tst-setuid2 \
tst-mutexpp1 tst-mutexpp6 tst-mutexpp10 tst-setgroups \
tst-mutexpp5 tst-mutexpp9
# This test can run into task limits because of a linux kernel bug
# and then cause the make process to fail too, see bug 24537.
xtests += tst-eintr1
test-srcs = tst-oddstacklimit
gen-as-const-headers = unwindbuf.sym \
pthread-pi-defines.sym
gen-py-const-headers := nptl_lock_constants.pysym
pretty-printers := nptl-printers.py
tests-printers := test-mutexattr-printers test-mutex-printers \
test-condattr-printers test-cond-printers \
test-rwlockattr-printers test-rwlock-printers
# We must specify both CFLAGS and CPPFLAGS to override any
# compiler options the user might have provided that conflict
# with what we need e.g. user specifies CPPFLAGS with -O2 and
# we need -O0.
CFLAGS-test-mutexattr-printers.c := $(CFLAGS-printers-tests)
CFLAGS-test-mutex-printers.c := $(CFLAGS-printers-tests)
CFLAGS-test-condattr-printers.c := $(CFLAGS-printers-tests)
CFLAGS-test-cond-printers.c := $(CFLAGS-printers-tests)
CFLAGS-test-rwlockattr-printers.c := $(CFLAGS-printers-tests)
CFLAGS-test-rwlock-printers.c := $(CFLAGS-printers-tests)
CPPFLAGS-test-mutexattr-printers.c := $(CFLAGS-printers-tests)
CPPFLAGS-test-mutex-printers.c := $(CFLAGS-printers-tests)
CPPFLAGS-test-condattr-printers.c := $(CFLAGS-printers-tests)
CPPFLAGS-test-cond-printers.c := $(CFLAGS-printers-tests)
CPPFLAGS-test-rwlockattr-printers.c := $(CFLAGS-printers-tests)
CPPFLAGS-test-rwlock-printers.c := $(CFLAGS-printers-tests)
# Reuse the CFLAGS setting for the GDB attaching test. It needs
# debugging information.
CFLAGS-tst-pthread-gdb-attach.c := $(CFLAGS-printers-tests)
CPPFLAGS-tst-pthread-gdb-attach.c := $(CFLAGS-printers-tests)
ifeq ($(build-shared)$(build-hardcoded-path-in-tests),yesno)
CPPFLAGS-tst-pthread-gdb-attach.c += -DDO_ADD_SYMBOL_FILE=1
else
CPPFLAGS-tst-pthread-gdb-attach.c += -DDO_ADD_SYMBOL_FILE=0
endif
CFLAGS-tst-pthread-gdb-attach-static.c := $(CFLAGS-printers-tests)
CPPFLAGS-tst-pthread-gdb-attach-static.c := \
$(CFLAGS-printers-tests) -DDO_ADD_SYMBOL_FILE=0
ifeq ($(build-shared),yes)
tests-printers-libs := $(shared-thread-library)
else
tests-printers-libs := $(static-thread-library)
endif
LDFLAGS-pthread.so = -Wl,--enable-new-dtags,-z,nodelete,-z,initfirst
tests += tst-cancelx7 tst-cancelx17
ifeq ($(build-shared),yes)
tests += tst-compat-forwarder tst-audit-threads
tests-internal += tst-tls3 tst-tls3-malloc tst-tls5 tst-stackguard1
ifeq ($(have-z-execstack),yes)
tests += tst-execstack
endif
endif
modules-names = tst-tls3mod \
tst-tls5mod tst-tls5moda tst-tls5modb tst-tls5modc \
tst-tls5modd tst-tls5mode tst-tls5modf tst-stack4mod \
tst-execstack-mod \
tst-compat-forwarder-mod tst-audit-threads-mod1 \
tst-audit-threads-mod2
extra-test-objs += $(addsuffix .os,$(strip $(modules-names))) \
tst-cleanup4aux.o tst-cleanupx4aux.o
test-extras += tst-cleanup4aux tst-cleanupx4aux
# This test exercises compat symbols removed in glibc 2.34.
ifdef have-GLIBC_2.33
tests += tst-cleanup4
ifeq ($(build-shared),yes)
tests += tst-cleanupx4
endif
endif
tst-tls3mod.so-no-z-defs = yes
tst-tls5mod.so-no-z-defs = yes
tst-tls5moda.so-no-z-defs = yes
tst-tls5modb.so-no-z-defs = yes
tst-tls5modc.so-no-z-defs = yes
tst-tls5modd.so-no-z-defs = yes
tst-tls5mode.so-no-z-defs = yes
tst-tls5modf.so-no-z-defs = yes
ifeq ($(build-shared),yes)
# Set the `multidir' variable by grabbing the variable from the compiler.
# We do it once and save the result in a generated makefile.
-include $(objpfx)multidir.mk
$(objpfx)multidir.mk: $(common-objpfx)config.make
$(make-target-directory)
dir=`$(CC) $(CFLAGS) $(CPPFLAGS) -print-multi-directory`; \
echo "multidir := $$dir" > $@T
mv -f $@T $@
crti-objs := crti.o
crtn-objs := crtn.o
ifneq (,$(patsubst .,,$(multidir)))
generated-dirs += $(firstword $(subst /, , $(multidir)))
crti-objs += $(multidir)/crti.o
crtn-objs += $(multidir)/crtn.o
$(objpfx)$(multidir):
mkdir -p $@
endif
extra-objs += $(crti-objs) $(crtn-objs)
extra-objs += pt-crti.o
endif
CFLAGS-flockfile.c += $(libio-mtsafe)
CFLAGS-ftrylockfile.c += $(libio-mtsafe)
CFLAGS-funlockfile.c += $(libio-mtsafe)
link-libc-static := $(common-objpfx)libc.a $(static-gnulib) \
$(common-objpfx)libc.a
tests-static += tst-stackguard1-static \
tst-cancel24-static \
tst-mutex8-static tst-mutexpi8-static tst-sem11-static \
tst-sem12-static tst-cond11-static \
tst-pthread-gdb-attach-static
tests += tst-cancel24-static
tests-internal += tst-sem11-static tst-sem12-static tst-stackguard1-static
xtests-static += tst-setuid1-static
ifeq ($(run-built-tests),yes)
tests-special += $(objpfx)tst-stack3-mem.out $(objpfx)tst-oddstacklimit.out
ifeq ($(build-shared),yes)
tests-special += $(objpfx)tst-tls6.out
endif
endif
ifeq (,$(CXX))
# These tests require a C++ compiler and runtime.
tests-unsupported += tst-cancel24 tst-cancel24-static tst-once5 \
tst-thread-exit-clobber tst-minstack-throw
endif
# These tests require a C++ compiler and runtime with thread_local support.
ifneq ($(have-cxx-thread_local),yes)
tests-unsupported += tst-thread_local1
endif
include ../Rules
ifeq (yes,$(build-shared))
# Make sure these things are built in the `make lib' pass so they can be used
# to run programs during the `make others' pass.
lib-noranlib: $(addprefix $(objpfx),$(extra-objs))
endif
# 'pthread_self' is a simple memory or register load. Setting up the
# stack frame is more work than the actual operation. Disable the
# frame creation entirely. This will help applications which call the
# function frequently to get a thread-specific handle.
CFLAGS-pthread_self.os += -fomit-frame-pointer
# Run the cancellation and cleanup tests also for the modern, exception-based
# implementation. For this we have to pass the -fexceptions parameter.
CFLAGS-tst-cancelx7.c += -fexceptions
CFLAGS-tst-cancelx17.c += -fexceptions
CFLAGS-tst-cleanupx4.c += -fexceptions
CFLAGS-tst-cleanupx4aux.c += -fexceptions
CFLAGS-tst-initializers1.c += -W -Wall -Werror
CFLAGS-tst-initializers1-< = $(CFLAGS-tst-initializers1.c) \
$(patsubst tst-initializers1-%.c,-std=%,$<)
CFLAGS-tst-initializers1-c89.c += $(CFLAGS-tst-initializers1-<)
CFLAGS-tst-initializers1-c99.c += $(CFLAGS-tst-initializers1-<)
CFLAGS-tst-initializers1-c11.c += $(CFLAGS-tst-initializers1-<)
CFLAGS-tst-initializers1-gnu89.c += $(CFLAGS-tst-initializers1-<)
CFLAGS-tst-initializers1-gnu99.c += $(CFLAGS-tst-initializers1-<)
CFLAGS-tst-initializers1-gnu11.c += $(CFLAGS-tst-initializers1-<)
tst-cancel7-ARGS = --command "exec $(host-test-program-cmd)"
tst-cancelx7-ARGS = $(tst-cancel7-ARGS)
tst-stack3-ENV = MALLOC_TRACE=$(objpfx)tst-stack3.mtrace
$(objpfx)tst-stack3-mem.out: $(objpfx)tst-stack3.out
$(common-objpfx)malloc/mtrace $(objpfx)tst-stack3.mtrace > $@; \
$(evaluate-test)
generated += tst-stack3-mem.out tst-stack3.mtrace
$(objpfx)tst-stack4: $(libdl) $(shared-thread-library)
tst-stack4mod.sos=$(shell for i in 0 1 2 3 4 5 6 7 8 9 10 \
11 12 13 14 15 16 17 18 19; do \
for j in 0 1 2 3 4 5 6 7 8 9 10 \
11 12 13 14 15 16 17 18 19; do \
echo $(objpfx)tst-stack4mod-$$i-$$j.so; \
done; done)
$(objpfx)tst-stack4.out: $(tst-stack4mod.sos)
$(tst-stack4mod.sos): $(objpfx)tst-stack4mod.so
cp -f $< $@
clean:
rm -f $(tst-stack4mod.sos)
$(objpfx)tst-cleanup4: $(objpfx)tst-cleanup4aux.o $(shared-thread-library)
$(objpfx)tst-cleanupx4: $(objpfx)tst-cleanupx4aux.o $(shared-thread-library)
$(objpfx)tst-tls3: $(libdl) $(shared-thread-library)
LDFLAGS-tst-tls3 = -rdynamic
$(objpfx)tst-tls3.out: $(objpfx)tst-tls3mod.so
$(objpfx)tst-tls3mod.so: $(shared-thread-library)
$(objpfx)tst-tls3-malloc: $(libdl) $(shared-thread-library)
LDFLAGS-tst-tls3-malloc = -rdynamic
$(objpfx)tst-tls3-malloc.out: $(objpfx)tst-tls3mod.so
$(objpfx)tst-tls5: $(objpfx)tst-tls5mod.so $(shared-thread-library)
LDFLAGS-tst-tls5 = -Wl,--no-as-needed
LDFLAGS-tst-tls5mod.so = -Wl,-soname,tst-tls5mod.so
ifeq ($(build-shared),yes)
$(objpfx)tst-tls6.out: tst-tls6.sh $(objpfx)tst-tls5 \
$(objpfx)tst-tls5moda.so $(objpfx)tst-tls5modb.so \
$(objpfx)tst-tls5modc.so $(objpfx)tst-tls5modd.so \
$(objpfx)tst-tls5mode.so $(objpfx)tst-tls5modf.so
$(BASH) $< $(common-objpfx) '$(test-via-rtld-prefix)' \
'$(test-wrapper-env)' '$(run-program-env)'; \
$(evaluate-test)
endif
$(objpfx)tst-dlsym1: $(libdl) $(shared-thread-library)
ifeq (yes,$(build-shared))
librt = $(common-objpfx)rt/librt.so
else
librt = $(common-objpfx)rt/librt.a
endif
# `make check' sometimes triggers a rebuild of librt.so using this Makefile,
# which ignores librt's dependence on libpthread
$(common-objpfx)rt/librt.so: $(shared-thread-library)
$(objpfx)tst-cancel17: $(librt)
$(objpfx)tst-cancelx17: $(librt)
LDLIBS-tst-cancel24 = -Wl,--no-as-needed -lstdc++
LDLIBS-tst-cancel24-static = $(LDLIBS-tst-cancel24)
extra-B-pthread.so = -B$(common-objpfx)nptl/
$(objpfx)libpthread.so: $(addprefix $(objpfx),$(crti-objs) $(crtn-objs))
$(objpfx)libpthread.so: +preinit += $(addprefix $(objpfx),$(crti-objs))
$(objpfx)libpthread.so: +postinit += $(addprefix $(objpfx),$(crtn-objs))
# Make sure we link with the thread library.
ifeq ($(build-shared),yes)
$(addprefix $(objpfx), \
$(filter-out $(tests-static) $(xtests-static) $(tests-reverse) \
$(tests-nolibpthread), \
$(tests) $(tests-internal) $(xtests) $(test-srcs) $(tests-container))): \
$(objpfx)libpthread.so
$(objpfx)tst-unload: $(libdl)
# $(objpfx)../libc.so is used instead of $(common-objpfx)libc.so,
# since otherwise libpthread.so comes before libc.so when linking.
$(addprefix $(objpfx), $(tests-reverse)): \
$(objpfx)../libc.so $(objpfx)libpthread.so
$(objpfx)../libc.so: $(common-objpfx)libc.so ;
$(addprefix $(objpfx),$(tests-static) $(xtests-static)): $(objpfx)libpthread.a
else
$(addprefix $(objpfx),$(tests) $(test-srcs)): $(objpfx)libpthread.a
endif
ifeq ($(build-shared),yes)
$(objpfx)crti.o: $(objpfx)pt-crti.o
ln -f $< $@
ifneq ($(multidir),.)
$(objpfx)$(multidir)/crti.o: $(objpfx)crti.o $(objpfx)$(multidir)/
ln -f $< $@
$(objpfx)$(multidir)/crtn.o: $(objpfx)crtn.o $(objpfx)$(multidir)/
ln -f $< $@
endif
generated += multidir.mk tst-tls6.out
# Give libpthread.so an entry point and make it directly runnable itself.
LDFLAGS-pthread.so += -e __nptl_main
# pt-interp.c exists just to get the runtime linker path into libpthread.so.
$(objpfx)pt-interp.os: $(common-objpfx)runtime-linker.h
endif
tst-exec4-ARGS = $(host-test-program-cmd)
$(objpfx)tst-execstack: $(libdl)
$(objpfx)tst-execstack.out: $(objpfx)tst-execstack-mod.so
LDFLAGS-tst-execstack = -Wl,-z,noexecstack
CFLAGS-tst-execstack-mod.c += -Wno-trampolines
tst-stackguard1-ARGS = --command "$(host-test-program-cmd) --child"
tst-stackguard1-static-ARGS = --command "$(objpfx)tst-stackguard1-static --child"
ifeq ($(run-built-tests),yes)
$(objpfx)tst-oddstacklimit.out: $(objpfx)tst-oddstacklimit $(objpfx)tst-basic1
$(test-program-prefix) $< --command '$(host-test-program-cmd)' > $@; \
$(evaluate-test)
endif
$(objpfx)tst-compat-forwarder: $(objpfx)tst-compat-forwarder-mod.so
tst-mutex10-ENV = GLIBC_TUNABLES=glibc.elision.enable=1
# Protect against a build using -Wl,-z,now.
LDFLAGS-tst-audit-threads-mod1.so = -Wl,-z,lazy
LDFLAGS-tst-audit-threads-mod2.so = -Wl,-z,lazy
LDFLAGS-tst-audit-threads = -Wl,-z,lazy
$(objpfx)tst-audit-threads: $(objpfx)tst-audit-threads-mod2.so
$(objpfx)tst-audit-threads.out: $(objpfx)tst-audit-threads-mod1.so
tst-audit-threads-ENV = LD_AUDIT=$(objpfx)tst-audit-threads-mod1.so
# The test uses dlopen indirectly and would otherwise load system
# objects.
tst-setuid1-static-ENV = \
LD_LIBRARY_PATH=$(ld-library-path):$(common-objpfx)elf:$(common-objpfx)nss
# The tests here better do not run in parallel.
ifeq ($(run-built-tests),yes)
ifneq ($(filter %tests,$(MAKECMDGOALS)),)
.NOTPARALLEL:
endif
endif
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