diff options
Diffstat (limited to 'linuxthreads/Makefile')
| -rw-r--r-- | linuxthreads/Makefile | 345 |
1 files changed, 345 insertions, 0 deletions
diff --git a/linuxthreads/Makefile b/linuxthreads/Makefile new file mode 100644 index 0000000000..3f06c41276 --- /dev/null +++ b/linuxthreads/Makefile @@ -0,0 +1,345 @@ +# Copyright (C) 1996-2003, 2004 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, write to the Free +# Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA +# 02111-1307 USA. + +# +# Sub-makefile for linuxthreads portion of the library. +# +subdir := linuxthreads + +all: # Make this the default target; it will be defined in Rules. + +linuxthreads-version := $(shell sed -n 's/^.*$(subdir)-\([0-9.]*\).*$$/\1/p' \ + Banner) +libpthread-abi-frozen := GLIBC_2.3.2 + +headers := pthread.h semaphore.h +distribute := internals.h queue.h restart.h spinlock.h smp.h tst-signal.sh \ + tst-cancel-wrappers.sh libc-tsd.c + +routines := forward alloca_cutoff libc-cancellation libc_pthread_init +shared-only-routines = forward + +extra-libs := libpthread +extra-libs-others := $(extra-libs) +install-lib-ldscripts := libpthread.so + +libpthread-routines := attr cancel condvar join manager mutex ptfork \ + ptlongjmp pthread pt-sigsuspend signals specific errno \ + lockfile semaphore spinlock rwlock pt-machine \ + oldsemaphore events getcpuclockid pspinlock barrier \ + ptclock_gettime ptclock_settime sighandler \ + pthandles libc-tls-loc pt-allocrtsig \ + ptw-write ptw-read ptw-close ptw-fcntl ptw-accept \ + ptw-connect ptw-recv ptw-recvfrom ptw-recvmsg \ + ptw-send ptw-sendmsg ptw-sendto ptw-fsync ptw-lseek \ + ptw-lseek64 ptw-llseek ptw-msync ptw-nanosleep \ + ptw-open ptw-open64 ptw-pause ptw-pread ptw-pread64 \ + ptw-pwrite ptw-pwrite64 ptw-tcdrain ptw-wait \ + ptw-waitpid pt-system old_pthread_atfork pthread_atfork \ + ptcleanup +# pthread_setuid pthread_seteuid pthread_setreuid \ +# pthread_setresuid \ +# pthread_setgid pthread_setegid pthread_setregid \ +# pthread_setresgid + +# Don't generate deps for calls with no sources. See sysdeps/unix/Makefile. +omit-deps = $(unix-syscalls:%=ptw-%) + +libpthread-shared-only-routines = pt-allocrtsig +libpthread-static-only-routines = pthread_atfork + +linuxthreads-CPPFLAGS = -DIS_IN_linuxthreads=1 + +CFLAGS-pthread_atfork.c = -DNOT_IN_libc + +nodelete-yes = -Wl,--enable-new-dtags,-z,nodelete +initfirst-yes = -Wl,--enable-new-dtags,-z,initfirst +LDFLAGS-pthread.so = $(nodelete-$(have-z-nodelete)) \ + $(initfirst-$(have-z-initfirst)) + +vpath %.c Examples + +tst-cancel-ARGS = "$(objpfx)" +CFLAGS-tst-cancel.c = -fno-inline -fno-inline-functions + +include ../Makeconfig + +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 $@ +generated += multidir.mk + +crti-objs := crti.o +crtn-objs := crtn.o +ifneq (,$(patsubst .,,$(multidir))) +generated-dirs := $(firstword $(subst /, , $(multidir))) +crti-objs += $(multidir)/crti.o +crtn-objs += $(multidir)/crtn.o +omit-deps += $(multidir)/crti $(multidir)/crtn +endif +extra-objs += $(crti-objs) $(crtn-objs) +omit-deps += crti crtn + +CFLAGS-pt-initfini.s = -g0 -fPIC -fno-inline-functions $(fno-unit-at-a-time) +endif + +librt-tests = ex10 ex11 tst-clock1 +tests = ex1 ex2 ex3 ex4 ex5 ex6 ex7 ex8 ex9 $(librt-tests) ex12 ex13 joinrace \ + tststack $(tests-nodelete-$(have-z-nodelete)) ecmutex ex14 ex15 ex16 \ + ex17 ex18 tst-cancel tst-context bug-sleep \ + tst-cancel1 tst-cancel2 tst-cancel3 tst-cancel4 tst-cancel5 \ + tst-cancel6 tst-cancel7 tst-cancel8 tst-popen tst-popen2 tst-attr1 \ + tst-stack1 +test-srcs = tst-signal +# These tests are linked with libc before libpthread +tests-reverse += tst-cancel5 + +ifeq ($(build-static),yes) +tests += tststatic tst-static-locale tst-cancel-static +tests-static += tststatic tst-static-locale tst-cancel-static +endif + +ifeq (yes,$(build-shared)) +tests-nodelete-yes = unload +tests += tst-tls1 tst-_res1 +endif + +modules-names = tst-_res1mod1 tst-_res1mod2 \ + tst-tls1mod tst-tls1moda tst-tls1modb tst-tls1modc \ + tst-tls1modd tst-tls1mode tst-tls1modf +extra-objs += $(addsuffix .os,$(strip $(modules-names))) +generated += $(addsuffix .so,$(strip $(modules-names))) +test-extras += $(modules-names) +test-modules = $(addprefix $(objpfx),$(addsuffix .so,$(modules-names))) + +tst-tls1mod.so-no-z-defs = yes +tst-tls1moda.so-no-z-defs = yes +tst-tls1modb.so-no-z-defs = yes +tst-tls1modc.so-no-z-defs = yes +tst-tls1modd.so-no-z-defs = yes +tst-tls1mode.so-no-z-defs = yes +tst-tls1modf.so-no-z-defs = yes + +$(test-modules): $(objpfx)%.so: $(objpfx)%.os $(common-objpfx)shlib.lds + $(build-module) + +ifeq ($(build-shared),yes) +# Build all the modules even when not actually running test programs. +tests: $(test-modules) +endif + +# What we install as libpthread.so for programs to link against is in fact a +# link script. It contains references for the various libraries we need. +# The libpthread.so object is not complete since some functions are only defined +# in libpthread_nonshared.a. +# We need to use absolute paths since otherwise local copies (if they exist) +# of the files are taken by the linker. +install: $(inst_libdir)/libpthread.so +$(inst_libdir)/libpthread.so: $(common-objpfx)format.lds \ + $(objpfx)libpthread.so$(libpthread.so-version) \ + $(inst_libdir)/$(patsubst %,$(libtype.oS),\ + $(libprefix)pthread) \ + $(+force) + (echo '/* GNU ld script';\ + echo ' Use the shared library, but some functions are only in';\ + echo ' the static library, so try that secondarily. */';\ + cat $<; \ + echo 'GROUP ( $(slibdir)/libpthread.so$(libpthread.so-version)' \ + '$(libdir)/$(patsubst %,$(libtype.oS),$(libprefix)pthread)'\ + ')' \ + ) > $@.new + mv -f $@.new $@ + + +extra-B-pthread.so = -B$(common-objpfx)linuxthreads/ +$(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)) + +znodelete-yes = -DHAVE_Z_NODELETE +CFLAGS-mutex.c += -D__NO_WEAK_PTHREAD_ALIASES +CFLAGS-specific.c += -D__NO_WEAK_PTHREAD_ALIASES +CFLAGS-pthread.c += -D__NO_WEAK_PTHREAD_ALIASES $(znodelete-$(have-z-nodelete)) +CFLAGS-ptfork.c += -D__NO_WEAK_PTHREAD_ALIASES +CFLAGS-cancel.c += -D__NO_WEAK_PTHREAD_ALIASES -D_RPC_THREAD_SAFE_ +CFLAGS-unload.c += -DPREFIX=\"$(objpfx)\" +CFLAGS-mutex.c += $(uses-callbacks) +CFLAGS-sighandler.c += $(uses-callbacks) + +ifeq (yes,$(versioning)) +-include $(common-objpfx)tls.make +libc-ok-for-link = $(use-thread) +else +libc-ok-for-link = yes +endif + +ifeq (no,$(libc-ok-for-link)) +# These hacks are necessary to let us link against a libc.so that exports +# the symbols _errno, _h_errno, and _res. Those symbols are accessible +# in libc at runtime (dynamic linkable), but are not exported at link time +# so that applications cannot link against them. However, libpthread.so +# needs to link against them for its __errno_location et al functions to +# find the locations that libc's symbols resolve to. We cannot do this +# with aliases in libc.so(GLIBC_PRIVATE), because we need to refer to an +# executable's symbols when it defines them with copy relocs. +libc-link.so = $(objpfx)libc.so + +$(objpfx)libc_pic_lite.a: $(common-objpfx)libc_pic.a + cp $< $@T + $(AR) d $@T errno.os herrno.os res_libc.os + mv -f $@T $@ + +extra-objs += libc-tsd.os +$(objpfx)libc_pic_lite.os: $(objpfx)libc_pic_lite.a $(objpfx)libc-tsd.os + $(LINK.o) -nostdlib -nostartfiles -r -o $@ \ + $(LDFLAGS-c_pic.os) -Wl,-d -Wl,--whole-archive $^ + +# This trick leaves errno and h_errno undefined. +libc.so-no-z-defs = yes + +$(objpfx)libc.so: $(elfobjdir)/soinit.os \ + $(objpfx)libc_pic_lite.os \ + $(elfobjdir)/sofini.os \ + $(elfobjdir)/interp.os $(elfobjdir)/ld.so + $(build-shlib) + +generated += libc_pic_lite.a libc_pic_lite.os libc.so libc-tsd.os +else +libc-link.so = $(common-objpfx)libc.so +endif + +include ../Rules + +# Depend on libc.so so a DT_NEEDED is generated in the shared objects. +# This ensures they will load libc.so for needed symbols if loaded by +# a statically-linked program that hasn't already loaded it. +# Depend on ld.so too to get proper versions of ld.so symbols. +$(objpfx)libpthread.so: $(libc-link.so) $(common-objpfx)libc_nonshared.a \ + $(if $(filter yes,$(elf)), $(elfobjdir)/ld.so) + +# Make sure we link with the thread library. +ifeq ($(build-shared),yes) +$(addprefix $(objpfx), \ + $(filter-out $(tests-static) $(tests-reverse) unload, \ + $(tests) $(test-srcs))): $(objpfx)libpthread.so \ + $(objpfx)libpthread_nonshared.a +# $(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 \ + $(objpfx)libpthread_nonshared.a +$(objpfx)../libc.so: $(common-objpfx)libc.so ; +$(addprefix $(objpfx),$(librt-tests)): $(common-objpfx)rt/librt.so +$(objpfx)unload: $(common-objpfx)dlfcn/libdl.so +$(objpfx)unload.out: $(objpfx)libpthread.so $(objpfx)libpthread_nonshared.a +else +$(addprefix $(objpfx),$(tests) $(test-srcs)): $(objpfx)libpthread.a +$(addprefix $(objpfx),$(librt-tests)): $(common-objpfx)rt/librt.a +endif +ifeq ($(build-bounded),yes) +$(tests:%=$(objpfx)%-bp): $(objpfx)libpthread_b.a +$(librt-tests:%=$(objpfx)%-bp): $(common-objpfx)rt/librt_b.a +endif + +ifeq ($(build-static),yes) +$(addprefix $(objpfx), $(tests-static)): $(objpfx)libpthread.a +endif + +ifeq ($(build-shared),yes) +vpath pt-initfini.c $(full_config_sysdirs) + +$(objpfx)pt-initfini.s: pt-initfini.c + $(compile.c) -S $(CFLAGS-pt-initfini.s) -finhibit-size-directive \ + $(patsubst -f%,-fno-%,$(exceptions)) -o $@ + +# We only have one kind of startup code files. Static binaries and +# shared libraries are build using the PIC version. +$(objpfx)crti.S: $(objpfx)pt-initfini.s + sed -n -e '1,/@HEADER_ENDS/p' \ + -e '/@_.*_PROLOG_BEGINS/,/@_.*_PROLOG_ENDS/p' \ + -e '/@TRAILER_BEGINS/,$$p' $< > $@ +$(objpfx)crtn.S: $(objpfx)pt-initfini.s + sed -n -e '1,/@HEADER_ENDS/p' \ + -e '/@_.*_EPILOG_BEGINS/,/@_.*_EPILOG_ENDS/p' \ + -e '/@TRAILER_BEGINS/,$$p' $< > $@ + +$(objpfx)defs.h: $(objpfx)pt-initfini.s + sed -n -e '/@TESTS_BEGIN/,/@TESTS_END/p' $< | \ + $(AWK) -f ../csu/defs.awk > $@ + +$(objpfx)crti.o: $(objpfx)crti.S $(objpfx)defs.h + $(compile.S) -g0 $(ASFLAGS-.os) -o $@ + +$(objpfx)crtn.o: $(objpfx)crtn.S $(objpfx)defs.h + $(compile.S) -g0 $(ASFLAGS-.os) -o $@ + +ifneq ($(multidir),.) +$(objpfx)$(multidir): + @mkdir -p $(objpfx)$(multidir) + +$(objpfx)$(multidir)/crti.o: $(objpfx)crti.o $(objpfx)$(multidir) + ln -f $< $@ + +$(objpfx)$(multidir)/crtn.o: $(objpfx)crtn.o $(objpfx)$(multidir) + ln -f $< $@ +endif + +generated += crti.S crtn.S defs.h pt-initfini.s libpthread_nonshared.a +endif + +ifeq (yes,$(build-static-nss)) +otherlibs += $(nssobjdir)/libnss_files.a $(resolvobjdir)/libnss_dns.a \ + $(resolvobjdir)/libresolv.a +endif + +ifeq (yes,$(build-shared)) +$(objpfx)tst-_res1mod2.so: $(objpfx)tst-_res1mod1.so +$(objpfx)tst-_res1: $(objpfx)tst-_res1mod2.so $(shared-thread-library) + +$(objpfx)tst-tls1: $(objpfx)tst-tls1mod.so $(shared-thread-library) + +tests: $(objpfx)tst-tls2.out +$(objpfx)tst-tls2.out: tst-tls2.sh $(objpfx)tst-tls1 \ + $(objpfx)tst-tls1moda.so $(objpfx)tst-tls1modb.so \ + $(objpfx)tst-tls1modc.so $(objpfx)tst-tls1modd.so \ + $(objpfx)tst-tls1mode.so $(objpfx)tst-tls1modf.so + $(SHELL) -e tst-tls2.sh $(common-objpfx) $(elf-objpfx) \ + $(rtld-installed-name) +generated += tst-tls2.out +endif + +ifeq (no,$(cross-compiling)) +ifeq (yes,$(build-shared)) +tests: $(objpfx)tst-signal.out $(objpfx)tst-cancel-wrappers.out +$(objpfx)tst-signal.out: tst-signal.sh $(objpfx)tst-signal + $(SHELL) -e $< $(common-objpfx) > $@ +$(objpfx)tst-cancel-wrappers.out: tst-cancel-wrappers.sh + $(SHELL) $< $(common-objpfx)/libc_pic.a \ + $(common-objpfx)/libc.a \ + $(objpfx)/libpthread_pic.a \ + $(objpfx)/libpthread.a > $@ +generated += tst-signal.out tst-cancel-wrappers.out +endif +endif |