Initial revisioncvs/initial

2002-11-26  Ulrich Drepper  <drepper@redhat.com>
	* allocatestack.c (queue_stack): Don't remove stack from list here.
	Do it in the caller.  Correct condition to prematurely terminate
	loop to free stacks.
	(__deallocate_stack): Remove stack from list here.
2002-11-26  Ulrich Drepper  <drepper@redhat.com>
	* Makefile (tests): Add tst-stack1.
	* tst-stack1.c: New file.
	* allocatestack.c (allocate_stack): Initialize the TCB on a user
	provided stack.
	* pthread_attr_getstack.c: Return bottom of the thread area.
2002-11-25  Ulrich Drepper  <drepper@redhat.com>
	* Makefile (libpthread-routines): Add pt-allocrtsig and
	pthread_kill_other_threads.
	* pt-allocrtsig.c: New file.
	* pthread_kill_other_threads.c: New file.
	* sysdeps/unix/sysv/linux/allocrtsig.c: Add additional aliases for
	all three functions.
	* sysdeps/unix/sysv/linux/Makefile (sysdep_routines): Remove
	allocrtsig.
	* sysdeps/unix/sysv/linux/Versions (libc:GLIBC_PRIVATE): Export
	__libc_current_sigrtmin_private, __libc_current_sigrtmax_private,
	and __libc_allocate_rtsig_private.
	* Versions (libpthread): Export pthread_kill_other_threads_np,
	__libc_current_sigrtmin, and __libc_current_sigrtmax.
2002-11-24  Ulrich Drepper  <drepper@redhat.com>

	* allocatestack.c (allocate_stack): stackaddr in attribute points to
	the end of the stack.  Adjust computations.
	When mprotect call fails dequeue stack and free it.
	* pthread_attr_setstack.c: Store top of the stack in stackaddr
	attribute.
	* pthread_getattr_np.c: Likewise.

	* descr.h (IS_DETACHED): Add some more parenthesis to prevent
	surprises.

2002-11-23  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/pthread/pthread.h (pthread_self): __THROW must come before
	attribute definitions.  Patch by Luca Barbieri <ldb@ldb.ods.org>.

2002-11-22  Ulrich Drepper  <drepper@redhat.com>

	* pthread_getspecific.c: Optimize access to first 2nd-level array.
	* pthread_setspecific.c: Likewise.

2002-11-21  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/unix/sysv/linux/i386/createthread.c: Remove CLONE_ flags
	definitions.  Get them from the official place.
	* sysdeps/unix/sysv/linux/i386/fork.c: Likewise.

	* sysdeps/unix/sysv/linux/i386/createthread.c: Update CLONE_* flags.
	Use new CLONE_ flags in clone() calls.

	* sysdeps/unix/sysv/linux/fork.c: Use ARCH_FORK to actually fork.
	* sysdeps/unix/sysv/linux/i386/fork.c: New file.

	* Versions: Add pthread_* functions for libc.
	* forward.c: New file.

	* sysdeps/pthread/Makefile (libpthread-sysdeps_routines): Add
	errno-loc.
	* herrno.c: New file.
	* res.c: New file.

	* Makefile (libpthread-routines): Remove sem_post, sem_wait,
	sem_trywait, and sem_timedwait.  Add herrno and res.
	* sem_init.c: Don't initialize lock and waiters members.
	* sem_open.c: Likewise.
	* sem_post.c: Removed.
	* sem_wait.c: Removed.
	* sem_trywait.c: Removed.
	* sem_timedwait.c: Removed.
	* sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Complete rewrite.
	Includes full implementations of sem_post, sem_wait, sem_trywait,
	and sem_timedwait.
	* sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Adjust
	for new implementation.
	* sysdeps/unix/sysv/linux/internaltypes.h (struct sem): Remove lock
	and waiters fields.

	* tst-sem3.c: Improve error message.
	* tst-signal3.c: Likewise.

	* init.c (__pthread_initialize_minimal): Use set_tid_address syscall
	to tell the kernel about the termination futex and to initialize tid
	member.  Don't initialize main_thread.
	* descr.h (struct pthread): Remove main_thread member.
	* cancelllation.c (__do_cancel): Remove code handling main thread.
	The main thread is not special anymore.

	* allocatestack.c (__reclaim_stacks): Mark stacks as unused.  Add
	size of the stacks to stack_cache_actsize.

	* pt-readv.c: Add missing "defined".
	* pt-sigwait.c: Likewise.
	* pt-writev.c: Likewise.

2002-11-09  Ulrich Drepper  <drepper@redhat.com>

	* Versions: Export __connect from libpthread.
	Patch by Luca Barbieri <ldb@ldb.ods.org>.

	* Makefile (libpthread-routines): Add pt-raise.
	* sysdeps/unix/sysv/linux/raise.c: New file.
	* sysdeps/unix/sysv/linux/pt-raise.c: New file.
	* sysdeps/generic/pt-raise.c: New file.

	* pthread_cond_init.c: Initialize all data elements of the condvar
	structure.  Patch by Luca Barbieri <ldb@ldb.ods.org>.

	* pthread_attr_init.c: Actually implement 2.0 compatibility version.
	* pthread_create.c: Likewise.

	* Makefile (tests): Add tst-key1, tst-key2, tst-key3.
	* tst-key1.c: New file.
	* tst-key2.c: New file.
	* tst-key3.c: New file.

	* Versions: Export pthread_detach for version GLIBC_2.0.
	Reported by Saurabh Desai <sdesai@austin.ibm.com>.

2002-11-08  Ulrich Drepper  <drepper@redhat.com>

	* pthread_key_create.c: Terminate search after an unused key was found.
	Patch by Luca Barbieri <ldb@ldb.ods.org>.

	* sysdeps/unix/sysv/linux/i386/pthread_once.S: Return zero.
	Patch by Luca Barbieri <ldb@ldb.ods.org>.

2002-10-10  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/unix/sysv/linux/i386/i486/lowlevelsem.S: Use slow generic
	dynamic lookup for errno in PIC.

	* allocatestack.c (get_cached_stack): Rearrange code slightly to
	release the stack lock as soon as possible.
	Call _dl_allocate_tls_init for TCB from the cache to re-initialize
	the static TLS block.
	(allocate_stack): Call _dl_allocate_tls_init for user-provided stack.

	* cancellation.c: Renamed from cancelation.c.
	* Makefile: Adjust accordingly.
	* pthreadP.h (CANCELLATION_P): Renamed from CANCELATION_P.
	* cleanup_defer.c: Use CANCELLATION_P.
	* pthread_testcancel.c: Likewise.
	* descr.h: Fix spelling in comments.
	* init.c: Likewise.
	* pthread_getattr_np.c: Likewise.
	* pthread_getschedparam.c: Likewise.
	* pthread_setschedparam.c: Likewise.
	* Versions: Likewise.

	* pt-pselect.c: New file.
	* Makefile (libpthread-routines): Add pt-pselect.
	* Versions: Add pselect.

	* tst-cancel4.c: New file.
	* Makefile (tests): Add tst-cancel4.

2002-10-09  Ulrich Drepper  <drepper@redhat.com>

	* pthread_mutex_lock.c: Always record lock ownership.
	* pthread_mutex_timedlock.c: Likewise.
	* pthread_mutex_trylock.c: Likewise.

	* pt-readv.c: New file.
	* pt-writev.c: New file.
	* pt-creat.c: New file.
	* pt-msgrcv.c: New file.
	* pt-msgsnd.c: New file.
	* pt-poll.c: New file.
	* pt-select.c: New file.
	* pt-sigpause.c: New file.
	* pt-sigsuspend.c: New file.
	* pt-sigwait.c: New file.
	* pt-sigwaitinfo.c: New file.
	* pt-waitid.c: New file.
	* Makefile (libpthread-routines): Add pt-readv, pt-writev, pt-creat,
	pt-msgrcv, pt-msgsnd, pt-poll, pt-select, pt-sigpause, pt-sigsuspend,
	pt-sigwait, pt-sigwaitinfo, and pt-waitid.
	* Versions: Add all the new functions.

	* tst-exit1.c: New file.
	* Makefile (tests): Add tst-exit1.

	* sem_timedwait.c: Minor optimization for more optimal fastpath.

2002-10-08  Ulrich Drepper  <drepper@redhat.com>

	* pt-fcntl.c: Only enable asynchronous cancellation for F_SETLKW.

	* pthread_join.c: Enable asynchronous cancellation around lll_wait_tid
	call.  pthread_join is an official cancellation point.
	* pthread_timedjoin.c: Likewise.

	* pthread_cond_wait.c: Revert order in which internal lock are dropped
	and the condvar's mutex are retrieved.
	* pthread_cond_timedwait.c: Likewise.
	Reported by dice@saros.East.Sun.COM.

2002-10-07  Ulrich Drepper  <drepper@redhat.com>

	* pthreadP.h: Cut out all type definitions and move them...
	* sysdeps/unix/sysv/linux/internaltypes.h: ...here.  New file.
	* pthreadP.h: Include <internaltypes.h>.

	* sysdeps/unix/sysv/linux/i386/lowlevelsem.h (lll_sem_post): Little
	performance tweaks.

	* sem_trywait.c: Shuffle #includes around to get right order.
	* sem_timedwait.c: Likewise.
	* sem_post.c: Likewise.
	* sem_wait.c: Likewise.

	* nptl 0.3 released.

	* Makefile (tests): Add tst-signal3.
	* tst-signal3.c: New file.

2002-10-05  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/unix/sysv/linux/i386/lowlevelsem.h: Tell the compiler that
	the asms modify the sem object.
	(__lll_sem_timedwait): Now takes struct sem* as first parameter.

	* sysdeps/unix/sysv/linux/i386/bits/semaphore.h (sem_t): Don't expose
	the actual members.
	* pthreadP.h (struct sem): New type.  Actual semaphore type.
	* semaphoreP.h: Include pthreadP.h.
	* sem_getvalue.c: Adjust to sem_t change.
	* sem_init.c: Likewise.
	* sem_open.c: Likewise.
	* sem_post.c: Likewise.
	* sem_timedwait.c: Likewise.
	* sem_trywait.c: Likewise.
	* sem_wait.c: Likewise.

2002-10-04  Ulrich Drepper  <drepper@redhat.com>

	* Makefile (tests): Add tst-basic2, tst-exec1, tst-exec3, tst-exec3.
	* tst-basic2.c: New file.
	* tst-exec1.c: New file.
	* tst-exec2.c: New file.
	* tst-exec3.c: New file.

	* tst-fork1.c: Remove extra */.

	* nptl 0.2 released.  The API for IA-32 is complete.

1 files changed, 226 insertions, 0 deletions

diff --git a/nptl/Makefile b/nptl/Makefile
new file mode 100644
index 0000000000..e596803ef1
--- /dev/null
+++ b/nptl/Makefile
@@ -0,0 +1,226 @@
+# Copyright (C) 2002 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 NPTL portion of the library.
+#
+subdir	:= nptl
+
+nptl-version := $(shell sed -n 's/^.*$(subdir) \([0-9.]*\).*$$/\1/p' Banner)
+
+headers := pthread.h semaphore.h
+
+extra-libs := libpthread
+extra-libs-others := $(extra-libs)
+
+routines = alloca_cutoff forward
+shared-only-routines = forward
+
+libpthread-routines = init events \
+		      pthread_create pthread_exit pthread_detach \
+		      pthread_join pthread_tryjoin pthread_timedjoin \
+		      pthread_self pthread_equal pthread_yield \
+		      pthread_getconcurrency pthread_setconcurrency \
+		      pthread_getschedparam pthread_setschedparam \
+		      pthread_attr_init pthread_attr_destroy \
+		      pthread_attr_getdetachstate pthread_attr_setdetachstate \
+		      pthread_attr_getguardsize pthread_attr_setguardsize \
+		      pthread_attr_getschedparam pthread_attr_setschedparam \
+		      pthread_attr_getschedpolicy pthread_attr_setschedpolicy \
+		      pthread_attr_getinheritsched \
+		      pthread_attr_setinheritsched \
+		      pthread_attr_getscope pthread_attr_setscope \
+		      pthread_attr_getstackaddr pthread_attr_setstackaddr \
+		      pthread_attr_getstacksize pthread_attr_setstacksize \
+		      pthread_attr_getstack pthread_attr_setstack \
+		      pthread_getattr_np \
+		      pthread_mutex_init pthread_mutex_destroy \
+		      pthread_mutex_lock pthread_mutex_trylock \
+		      pthread_mutex_timedlock pthread_mutex_unlock \
+		      pthread_mutexattr_init pthread_mutexattr_destroy \
+		      pthread_mutexattr_getpshared \
+		      pthread_mutexattr_setpshared \
+		      pthread_mutexattr_gettype pthread_mutexattr_settype \
+		      pthread_rwlock_init pthread_rwlock_destroy \
+		      pthread_rwlock_tryrdlock pthread_rwlock_trywrlock \
+		      pthread_rwlockattr_init pthread_rwlockattr_destroy \
+		      pthread_rwlockattr_getpshared \
+		      pthread_rwlockattr_setpshared \
+		      pthread_rwlockattr_getkind_np \
+		      pthread_rwlockattr_setkind_np \
+		      pthread_cond_init pthread_cond_destroy \
+		      pthread_cond_wait pthread_cond_timedwait \
+		      pthread_cond_signal pthread_cond_broadcast \
+		      pthread_condattr_init pthread_condattr_destroy \
+		      pthread_condattr_getpshared pthread_condattr_setpshared \
+		      pthread_spin_init pthread_spin_destroy \
+		      pthread_spin_lock pthread_spin_trylock \
+		      pthread_spin_unlock \
+		      pthread_barrier_init pthread_barrier_destroy \
+		      pthread_barrier_wait \
+		      pthread_barrierattr_init pthread_barrierattr_destroy \
+		      pthread_barrierattr_getpshared \
+		      pthread_barrierattr_setpshared \
+		      pthread_key_create pthread_key_delete \
+		      pthread_getspecific pthread_setspecific \
+		      pthread_sigmask pthread_kill \
+		      pthread_cancel pthread_testcancel \
+		      pthread_setcancelstate pthread_setcanceltype \
+		      pthread_once \
+		      old_pthread_atfork\
+		      pthread_getcpuclockid \
+		      pthread_clock_gettime pthread_clock_settime \
+		      sem_init sem_destroy \
+		      sem_open sem_close sem_unlink \
+		      sem_getvalue \
+		      cleanup cleanup_defer \
+		      pt-longjmp \
+		      cancellation \
+		      lowlevellock lowlevelmutex lowlevelcond lowlevelrwlock \
+		      lowlevelsem \
+		      pt-vfork \
+		      pt-write pt-read pt-close pt-fcntl pt-accept pt-connect \
+		      pt-recv pt-recvfrom pt-recvmsg pt-send pt-sendmsg \
+		      pt-sendto pt-fsync pt-lseek pt-lseek64 pt-msync \
+		      pt-nanosleep pt-open pt-open64 pt-pause pt-pread \
+		      pt-pread64 pt-pwrite pt-pwrite64 pt-tcdrain pt-system \
+		      pt-wait pt-waitpid pt-readv pt-writev pt-creat \
+		      pt-msgrcv pt-msgsnd pt-poll pt-select pt-sigpause \
+		      pt-sigsuspend pt-sigwait pt-sigwaitinfo pt-waitid \
+		      pt-pselect pt-raise \
+		      flockfile ftrylockfile funlockfile \
+		      sigaction \
+		      herrno res pt-allocrtsig \
+		      pthread_kill_other_threads
+
+libpthread-nonshared = pthread_atfork
+
+
+tests = tst-mutex1 tst-mutex2 tst-mutex3 tst-mutex4 tst-mutex5 tst-mutex6 \
+	tst-mutex7 \
+	tst-spin1 tst-spin2 tst-spin3 \
+	tst-cond1 tst-cond2 tst-cond3 tst-cond4 tst-cond5 tst-cond6 \
+	tst-rwlock1 tst-rwlock2 tst-rwlock3 tst-rwlock4 tst-rwlock5 \
+	tst-rwlock6 tst-rwlock7 \
+	tst-once1 tst-once2 \
+	tst-key1 tst-key2 tst-key3 \
+	tst-sem1 tst-sem2 tst-sem3 tst-sem4 tst-sem5 \
+	tst-barrier1 tst-barrier2 tst-barrier3 \
+	tst-basic1 tst-basic2 \
+	tst-join1 tst-join2 tst-join3 \
+	tst-tsd1 tst-tsd2 \
+	tst-fork1 \
+	tst-atfork1 \
+	tst-cancel1 tst-cancel2 tst-cancel3 tst-cancel4 \
+	tst-flock1 tst-flock2 \
+	tst-signal1 tst-signal2 tst-signal3 \
+	tst-exec1 tst-exec2 tst-exec3 \
+	tst-exit1 \
+	tst-stack1 \
+	tst-unload
+
+LDFLAGS-pthread.so = -Wl,--enable-new-dtags,-z,nodelete,-z,initfirst
+
+
+include ../Makeconfig
+
+ifeq ($(build-shared),yes)
+others: $(objpfx)libpthread_nonshared.a
+endif
+
+$(objpfx)libpthread_nonshared.a: $(addprefix $(objpfx),$(addsuffix .os,$(libpthread-nonshared)))
+	$(AR) $(ARFLAGS) $@ $^
+
+ifeq ($(build-shared),yes)
+extra-objs += crti.o
+omit-deps += crti
+
+CFLAGS-pt-initfini.s = -g0 -fPIC -fno-inline-functions
+endif
+
+include ../Rules
+
+# What we install as libc.so for programs to link against is in fact a
+# link script.  It contains references for the various libraries we need.
+# The libc.so object is not complete since some functions are only defined
+# in libc_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: $(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.  */';\
+	 echo 'GROUP ( $(slibdir)/libpthread.so$(libpthread.so-version)' \
+	      '$(libdir)/$(patsubst %,$(libtype.oS),$(libprefix)pthread)'\
+	      ')' \
+	) > $@.new
+	mv -f $@.new $@
+$(inst_libdir)/libpthread_nonshared.a: $(objpfx)libpthread_nonshared.a
+	$(do-install)
+
+
+CFLAGS-tst-unload.c += -DPREFIX=\"$(objpfx)\"
+
+extra-B-pthread.so = -B$(common-objpfx)linuxthreads/
+$(objpfx)libpthread.so: $(objpfx)crti.o
+$(objpfx)libpthread.so: +preinit += $(objpfx)crti.o
+
+# 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.
+$(objpfx)libpthread.so: $(common-objpfx)libc.so \
+			$(common-objpfx)libc_nonshared.a
+
+# Make sure we link with the thread library.
+ifeq ($(build-shared),yes)
+$(addprefix $(objpfx), \
+  $(filter-out $(tests-static), \
+    $(tests) $(test-srcs))): $(objpfx)libpthread.so \
+			     $(objpfx)libpthread_nonshared.a
+$(objpfx)tst-unload: $(common-objpfx)dlfcn/libdl.so
+else
+$(addprefix $(objpfx),$(tests) $(test-srcs)): $(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)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 $@
+
+generated += crti.S defs.h pt-initfini.s
+endif