nptl: Do not install libpthread.so and do not link tests with it

Keep installing libpthread.a, so that -lpthread works.

Reviewed-by: Adhemerval Zanella  <adhemerval.zanella@linaro.org>
This commit is contained in:
Florian Weimer 2021-05-25 11:30:23 +02:00
parent 709e3709a0
commit 3b638095a5
2 changed files with 11 additions and 26 deletions

View File

@ -204,12 +204,15 @@ routines = \
unwind \
vars \
shared-only-routines = forward
static-only-routines = pthread_atfork
libpthread-routines = libpthread-compat
libpthread-shared-only-routines = libpthread-compat
# Pretend that libpthread.so is a linker script, so that the symbolic
# link is not installed.
install-lib-ldscripts = libpthread.so
$(inst_libdir)/libpthread.so:
# 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.
@ -374,8 +377,6 @@ else
tests-printers-libs := $(static-thread-library)
endif
LDFLAGS-pthread.so = -Wl,--enable-new-dtags,-z,nodelete
tests += tst-cancelx7 tst-cancelx17
ifeq ($(build-shared),yes)
@ -548,35 +549,15 @@ 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 = $(LDLIBS-tst-cancel24)
# Make sure we link with the thread library.
ifeq ($(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)
generated += multidir.mk tst-tls6.out
endif

View File

@ -21,7 +21,11 @@
have-thread-library = yes
shared-thread-library = $(common-objpfx)nptl/libpthread.so
static-thread-library = $(common-objpfx)nptl/libpthread.a
# The thread library is integrated.
shared-thread-library =
static-thread-library =
# Some tests need this to load their own test objects, and system
# libraries used by memusagestat need to link against the empty
# libpthread.so.0, not the (potentially non-empty) system version.
rpath-dirs += nptl