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|
diff -ru ../../work/linuxthreads-2.2.3/Examples/Makefile ./Examples/Makefile
--- ../../work/linuxthreads-2.2.3/Examples/Makefile Wed Mar 11 12:42:23 1998
+++ ./Examples/Makefile Thu Jun 7 22:59:29 2001
@@ -1,6 +1,6 @@
CC=gcc
-CFLAGS=-g -O -Wall -I.. -D_REENTRANT
-LIBPTHREAD=../libpthread.a
+CFLAGS=-g -O -Wall -I/usr/local/include/pthread/linuxthreads -D_REENTRANT
+LIBPTHREAD=-L/usr/local/lib -llthread -llgcc_r
PROGS=ex1 ex2 ex3 ex4 ex5 proxy
diff -ru ../../work/linuxthreads-2.2.3/Makefile ./Makefile
--- ../../work/linuxthreads-2.2.3/Makefile Wed Apr 25 21:50:59 2001
+++ ./Makefile Thu Jun 7 23:13:52 2001
@@ -1,128 +1,76 @@
-# Copyright (C) 1996,1997,1998,1999,2000,2001 Free Software Foundation, Inc.
-# This file is part of the GNU C Library.
+LIB=lthread
+SHLIB_MAJOR= 2.2
+SHLIB_MINOR= 3
+
+.if !defined(MACHINE_ARCH)
+MACHINE_ARCH != /usr/bin/uname -m
+.endif
+
+.if !defined(LIBSRC_BASE)
+LIBSRC_BASE = /usr/src/lib
+.endif
+
+.if !defined(PREFIX)
+PREFIX = /usr/local
+.endif
+
+LIBDIR = ${PREFIX}/lib
+
+CFLAGS +=-g -O2 -Wall
+#CFLAGS +=-g -O0 -Wall -DDEBUG
+CFLAGS +=-DCOMPILING_LINUXTHREADS
+#CFLAGS += -D__NO_WEAK_PTHREAD_ALIASES
+
+CFLAGS += -I${.CURDIR}
+CFLAGS += -I${.CURDIR}/sysdeps/${MACHINE_ARCH}
+CFLAGS += -I${.CURDIR}/sysdeps/pthread
+CFLAGS += -I${.CURDIR}/sysdeps/unix/sysv/linux
+CFLAGS += -I${LIBSRC_BASE}/libc/stdtime
+#CFLAGS += -I${LIBSRC_BASE}/libc/${MACHINE_ARCH}
+CFLAGS += -DLIBC_RCS
+CFLAGS += -DLINUXTHREADS
+CFLAGS += -D__USE_UNIX98
+CFLAGS += -D__USE_XOPEN2K -D_STACK_GROWS_DOWN -DNEWLIBC -D_THREAD_SAFE
+
+AINC = -I${LIBSRC_BASE}/libc/${MACHINE_ARCH} -I${.CURDIR}/sysdeps/${MACHINE_ARCH}
+
+# Contents of the library.
+SRCS := attr.c cancel.c clone.S condvar.c errno.c getgr_r.c gethostby_r.c \
+ getnetby_r.c getprotoby_r.c getpw_r.c getservby_r.c join.c lclone.c \
+ libc_calls.c libc_thread.c manager.c mutex.c pt-machine.c ptfork.c \
+ pthread.c ptlongjmp.c rwlock.c sched.c semaphore.c signals.c \
+ specific.c spinlock.c uthread_file.c wraputhread.c wrapsyscall.c \
+ barrier.c localtime.c
+
+SOBJS += libgcc_r/frame.o libgcc_r/_eh.o
+
+beforeinstall:
+ ${INSTALL} -d -o ${BINOWN} -g ${BINGRP} -m 0755 \
+ ${PREFIX}/include/pthread/linuxthreads
+ ${INSTALL} -C -o ${BINOWN} -g ${BINGRP} -m 444 \
+ ${.CURDIR}/sysdeps/pthread/pthread.h \
+ ${PREFIX}/include/pthread/linuxthreads/pthread.h
+ ${INSTALL} -C -o ${BINOWN} -g ${BINGRP} -m 444 \
+ ${.CURDIR}/semaphore.h \
+ ${PREFIX}/include/pthread/linuxthreads/semaphore.h
+ ${INSTALL} -d -o ${BINOWN} -g ${BINGRP} -m 0755 \
+ ${PREFIX}/include/pthread/linuxthreads/bits
+.for hdr in libc-lock.h libc-tsd.h pthreadtypes.h stdio-lock.h initspin.h
+ ${INSTALL} -C -o ${BINOWN} -g ${BINGRP} -m 444 \
+ ${.CURDIR}/sysdeps/pthread/bits/$(hdr) \
+ ${PREFIX}/include/pthread/linuxthreads/bits/$(hdr)
+.endfor
+.for hdr in local_lim.h posix_opt.h sigthread.h
+ ${INSTALL} -C -o ${BINOWN} -g ${BINGRP} -m 444 \
+ ${.CURDIR}/sysdeps/unix/sysv/linux/bits/$(hdr) \
+ ${PREFIX}/include/pthread/linuxthreads/bits/$(hdr)
+.endfor
+.for hdr in pt-machine.h useldt.h
+ ${INSTALL} -C -o ${BINOWN} -g ${BINGRP} -m 444 \
+ ${.CURDIR}/sysdeps/i386/$(hdr) \
+ ${PREFIX}/include/pthread/linuxthreads/$(hdr)
+.endfor
+ ${INSTALL} -d -o ${BINOWN} -g ${BINGRP} -m 0755 ${PREFIX}/lib
-# The GNU C Library is free software; you can redistribute it and/or
-# modify it under the terms of the GNU Library General Public License as
-# published by the Free Software Foundation; either version 2 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
-# Library General Public License for more details.
-
-# You should have received a copy of the GNU Library General Public
-# License along with the GNU C Library; see the file COPYING.LIB. 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
-
-linuxthreads-version := $(shell sed -n 's/^.*$(subdir)-\([0-9.]*\).*$$/\1/p' \
- Banner)
-
-headers := pthread.h semaphore.h
-distribute := internals.h queue.h restart.h spinlock.h
-
-routines := weaks no-tsd
-
-extra-libs := libpthread
-extra-libs-others := $(extra-libs)
-
-libpthread-routines := attr cancel condvar join manager mutex ptfork \
- ptlongjmp pthread signals specific errno lockfile \
- semaphore spinlock wrapsyscall rwlock pt-machine \
- oldsemaphore events getcpuclockid pspinlock barrier \
- ptclock_gettime ptclock_settime
-
-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
-
-include ../Makeconfig
-
-ifeq ($(build-shared),yes)
-before-compile := $(objpfx)crti.o
-extra-objs = crti.o
-
-CFLAGS-pt-initfini.s = -g0 -fPIC -fno-inline-functions
-endif
-
-librt-tests = ex10 ex11
-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 tst-cancel
-
-ifeq (yes,$(build-shared))
-tests-nodelete-yes = unload
-endif
-
-include ../Rules
-
-extra-B-pthread.so = -B$(common-objpfx)linuxthreads/
-
-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)\"
-
-# 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),$(tests)): $(objpfx)libpthread.so
-$(addprefix $(objpfx),$(librt-tests)): $(common-objpfx)rt/librt.so
-$(objpfx)unload: $(common-objpfx)dlfcn/libdl.so
-else
-$(addprefix $(objpfx),$(tests)): $(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-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 $@
-
-generated += crti.S defs.h pt-initfini.s
-endif
-
-ifeq (yes,$(build-static-nss))
-otherlibs += $(nssobjdir)/libnss_files.a $(resolvobjdir)/libnss_dns.a \
- $(resolvobjdir)/libresolv.a
-endif
+
+.include <bsd.lib.mk>
diff -ru ../../work/linuxthreads-2.2.3/attr.c ./attr.c
--- ../../work/linuxthreads-2.2.3/attr.c Tue Mar 27 04:52:55 2001
+++ ./attr.c Thu Jun 7 22:59:29 2001
@@ -18,11 +18,14 @@
#include <string.h>
#include <unistd.h>
#include <sys/param.h>
+#include <sys/time.h>
#include <sys/resource.h>
#include "pthread.h"
#include "internals.h"
+#if 0
#include <shlib-compat.h>
#include <stackinfo.h>
+#endif
int __pthread_attr_init_2_1(pthread_attr_t *attr)
{
@@ -30,7 +33,7 @@
attr->__detachstate = PTHREAD_CREATE_JOINABLE;
attr->__schedpolicy = SCHED_OTHER;
- attr->__schedparam.sched_priority = 0;
+ attr->__schedparam.sched_priority = DEFAULT_PRIORITY;
attr->__inheritsched = PTHREAD_EXPLICIT_SCHED;
attr->__scope = PTHREAD_SCOPE_SYSTEM;
attr->__guardsize = ps;
diff -ru ../../work/linuxthreads-2.2.3/cancel.c ./cancel.c
--- ../../work/linuxthreads-2.2.3/cancel.c Thu Apr 12 23:10:53 2001
+++ ./cancel.c Thu Jun 7 22:59:29 2001
@@ -20,7 +20,6 @@
#include "internals.h"
#include "spinlock.h"
#include "restart.h"
-#include <stackinfo.h>
#ifdef _STACK_GROWS_DOWN
# define FRAME_LEFT(frame, other) ((char *) frame >= (char *) other)
@@ -202,9 +201,11 @@
break;
}
+#if 0
/* And the TSD which needs special help. */
if (THREAD_GETMEM(self, p_libc_specific[_LIBC_TSD_KEY_RPC_VARS]) != NULL)
__rpc_thread_destroy ();
+#endif
}
#ifndef SHARED
diff -ru ../../work/linuxthreads-2.2.3/errno.c ./errno.c
--- ../../work/linuxthreads-2.2.3/errno.c Sat Dec 4 20:31:49 1999
+++ ./errno.c Thu Jun 7 22:59:29 2001
@@ -19,13 +19,13 @@
#include "pthread.h"
#include "internals.h"
-int * __errno_location()
+int * __error()
{
pthread_descr self = thread_self();
return THREAD_GETMEM (self, p_errnop);
}
-int * __h_errno_location()
+int * __h_error()
{
pthread_descr self = thread_self();
return THREAD_GETMEM (self, p_h_errnop);
diff -ru ../../work/linuxthreads-2.2.3/internals.h ./internals.h
--- ../../work/linuxthreads-2.2.3/internals.h Wed Apr 25 21:50:59 2001
+++ ./internals.h Thu Jun 7 22:59:29 2001
@@ -20,6 +20,7 @@
/* Includes */
#include <limits.h>
+#include <netinet/in.h>
#include <resolv.h>
#include <setjmp.h>
#include <signal.h>
@@ -31,9 +32,8 @@
extern int __compare_and_swap (long int *p, long int oldval, long int newval);
#include "pt-machine.h"
+#include "freebsd-compat.h"
#include "semaphore.h"
-#include "../linuxthreads_db/thread_dbP.h"
-#include <hp-timing.h>
#ifndef THREAD_GETMEM
# define THREAD_GETMEM(descr, member) descr->member
@@ -161,13 +161,18 @@
char p_sigwaiting; /* true if a sigwait() is in progress */
struct pthread_start_args p_start_args; /* arguments for thread creation */
void ** p_specific[PTHREAD_KEY_1STLEVEL_SIZE]; /* thread-specific data */
+ TAILQ_ENTRY(_pthread_descr_struct) qe;
+ char time_buf[26];
+ struct tm local_tm;
void * p_libc_specific[_LIBC_TSD_KEY_N]; /* thread-specific data for libc */
int p_userstack; /* nonzero if the user provided the stack */
void *p_guardaddr; /* address of guard area or NULL */
size_t p_guardsize; /* size of guard area */
int p_nr; /* Index of descriptor in __pthread_handles */
+#if 0
int p_report_events; /* Nonzero if events must be reported. */
td_eventbuf_t p_eventbuf; /* Data for event. */
+#endif
struct pthread_atomic p_resume_count; /* number of times restart() was
called on thread */
char p_woken_by_cancel; /* cancellation performed wakeup */
@@ -293,11 +298,13 @@
extern volatile int __pthread_threads_debug;
+#if 0
/* Globally enabled events. */
extern volatile td_thr_events_t __pthread_threads_events;
/* Pointer to descriptor of thread with last event. */
extern volatile pthread_descr __pthread_last_event;
+#endif
/* Flag which tells whether we are executing on SMP kernel. */
extern int __pthread_smp_kernel;
@@ -510,8 +517,10 @@
extern int __pthread_spin_init (pthread_spinlock_t *__lock, int __pshared);
extern int __pthread_spin_destroy (pthread_spinlock_t *__lock);
+#if 0
extern int __pthread_clock_gettime (hp_timing_t freq, struct timespec *tp);
extern void __pthread_clock_settime (hp_timing_t offset);
+#endif
/* Global pointers to old or new suspend functions */
diff -ru ../../work/linuxthreads-2.2.3/join.c ./join.c
--- ../../work/linuxthreads-2.2.3/join.c Thu Apr 12 21:02:02 2001
+++ ./join.c Thu Jun 7 22:59:29 2001
@@ -43,6 +43,7 @@
/* Store return value */
__pthread_lock(THREAD_GETMEM(self, p_lock), self);
THREAD_SETMEM(self, p_retval, retval);
+#if 0
/* See whether we have to signal the death. */
if (THREAD_GETMEM(self, p_report_events))
{
@@ -64,6 +65,7 @@
__linuxthreads_death_event();
}
}
+#endif
/* Say that we've terminated */
THREAD_SETMEM(self, p_terminated, 1);
/* See if someone is joining on us */
diff -ru ../../work/linuxthreads-2.2.3/manager.c ./manager.c
--- ../../work/linuxthreads-2.2.3/manager.c Wed Apr 25 21:50:59 2001
+++ ./manager.c Thu Jun 7 22:59:29 2001
@@ -54,8 +54,10 @@
(set to 1 by gdb) */
volatile int __pthread_threads_debug;
+#if 0
/* Globally enabled events. */
volatile td_thr_events_t __pthread_threads_events;
+#endif
/* Pointer to thread descriptor with last event. */
volatile pthread_descr __pthread_last_event;
@@ -92,9 +94,9 @@
static int pthread_handle_create(pthread_t *thread, const pthread_attr_t *attr,
void * (*start_routine)(void *), void *arg,
- sigset_t *mask, int father_pid,
+ sigset_t *mask, int father_pid/*,
int report_events,
- td_thr_events_t *event_maskp);
+ td_thr_events_t *event_maskp*/);
static void pthread_handle_free(pthread_t th_id);
static void pthread_handle_exit(pthread_descr issuing_thread, int exitcode)
__attribute__ ((noreturn));
@@ -160,9 +162,9 @@
request.req_args.create.fn,
request.req_args.create.arg,
&request.req_args.create.mask,
- request.req_thread->p_pid,
+ request.req_thread->p_pid/*,
request.req_thread->p_report_events,
- &request.req_thread->p_eventbuf.eventmask);
+ &request.req_thread->p_eventbuf.eventmask*/);
restart(request.req_thread);
break;
case REQ_FREE:
@@ -277,6 +279,7 @@
__pthread_do_exit(outcome, CURRENT_STACK_FRAME);
}
+#if 0
static int
__attribute__ ((noreturn))
pthread_start_thread_event(void *arg)
@@ -297,6 +300,7 @@
/* Continue with the real function. */
pthread_start_thread (arg);
}
+#endif
static int pthread_allocate_stack(const pthread_attr_t *attr,
pthread_descr default_new_thread,
@@ -476,9 +480,9 @@
static int pthread_handle_create(pthread_t *thread, const pthread_attr_t *attr,
void * (*start_routine)(void *), void *arg,
- sigset_t * mask, int father_pid,
+ sigset_t * mask, int father_pid/*,
int report_events,
- td_thr_events_t *event_maskp)
+ td_thr_events_t *event_maskp*/)
{
size_t sseg;
int pid;
@@ -549,6 +553,12 @@
}
new_thread->p_priority =
new_thread->p_start_args.schedparam.sched_priority;
+ } else {
+ new_thread->p_detached = PTHREAD_CREATE_JOINABLE;
+ new_thread->p_userstack = 0;
+ new_thread->p_start_args.schedpolicy = SCHED_OTHER;
+ new_thread->p_start_args.schedparam.sched_priority = DEFAULT_PRIORITY;
+ new_thread->p_priority = DEFAULT_PRIORITY;
}
/* Finish setting up arguments to pthread_start_thread */
new_thread->p_start_args.start_routine = start_routine;
@@ -563,6 +573,7 @@
/* Do the cloning. We have to use two different functions depending
on whether we are debugging or not. */
pid = 0; /* Note that the thread never can have PID zero. */
+#if 0
if (report_events)
{
/* See whether the TD_CREATE event bit is set in any of the
@@ -619,6 +630,7 @@
}
}
}
+#endif
if (pid == 0)
{
#ifdef NEED_SEPARATE_REGISTER_STACK
@@ -738,6 +750,7 @@
/* Mark thread as exited, and if detached, free its resources */
__pthread_lock(th->p_lock, NULL);
th->p_exited = 1;
+#if 0
/* If we have to signal this event do it now. */
if (th->p_report_events)
{
@@ -757,6 +770,7 @@
__linuxthreads_reap_event();
}
}
+#endif
detached = th->p_detached;
__pthread_unlock(th->p_lock);
if (detached)
@@ -834,10 +848,14 @@
/* Process-wide exit() */
+extern int __pthread_exit_requested_bymainthread;
+
static void pthread_handle_exit(pthread_descr issuing_thread, int exitcode)
{
pthread_descr th;
__pthread_exit_requested = 1;
+ if (issuing_thread == __pthread_main_thread)
+ __pthread_exit_requested_bymainthread = 1;
__pthread_exit_code = exitcode;
/* Send the CANCEL signal to all running threads, including the main
thread, but excluding the thread from which the exit request originated
diff -ru ../../work/linuxthreads-2.2.3/ptfork.c ./ptfork.c
--- ../../work/linuxthreads-2.2.3/ptfork.c Sun Jan 7 04:35:20 2001
+++ ./ptfork.c Thu Jun 7 22:59:29 2001
@@ -84,7 +84,6 @@
pthread_call_handlers(pthread_atfork_prepare);
__pthread_once_fork_prepare();
- __flockfilelist();
pid = __libc_fork();
@@ -97,7 +96,6 @@
pthread_mutex_init(&pthread_atfork_lock, NULL);
} else {
- __funlockfilelist();
__pthread_once_fork_parent();
pthread_call_handlers(pthread_atfork_parent);
diff -ru ../../work/linuxthreads-2.2.3/pthread.c ./pthread.c
--- ../../work/linuxthreads-2.2.3/pthread.c Wed Apr 25 21:50:59 2001
+++ ./pthread.c Thu Jun 7 22:59:29 2001
@@ -21,11 +21,11 @@
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
+#include <signal.h>
#include <fcntl.h>
#include <sys/wait.h>
#include <sys/resource.h>
#include <sys/sysctl.h>
-#include <shlib-compat.h>
#include "pthread.h"
#include "internals.h"
#include "spinlock.h"
@@ -43,7 +43,7 @@
#endif
/* These variables are used by the setup code. */
-extern int _errno;
+extern int _errno __asm__("errno");
extern int _h_errno;
/* Descriptor of the initial thread */
@@ -60,7 +60,7 @@
NULL, /* pthread_descr p_nextlock */
PTHREAD_THREADS_MAX, /* pthread_t p_tid */
0, /* int p_pid */
- 0, /* int p_priority */
+ DEFAULT_PRIORITY, /* int p_priority */
&__pthread_handles[0].h_lock, /* struct _pthread_fastlock * p_lock */
0, /* int p_signal */
NULL, /* sigjmp_buf * p_signal_buf */
@@ -84,13 +84,18 @@
PTHREAD_START_ARGS_INITIALIZER(NULL),
/* struct pthread_start_args p_start_args */
{NULL}, /* void ** p_specific[PTHREAD_KEY_1STLEVEL_SIZE] */
+ {NULL, NULL}, /* TAILQ_ENTRY(_pthread_descr_struct) qe */
+ {NULL}, /* char timebuf[26] */
+ {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, NULL}, /* struct tm local_tm */
{NULL}, /* void * p_libc_specific[_LIBC_TSD_KEY_N] */
1, /* int p_userstack */
NULL, /* void * p_guardaddr */
0, /* size_t p_guardsize */
0, /* Always index 0 */
+#if 0
0, /* int p_report_events */
{{{0, }}, 0, NULL}, /* td_eventbuf_t p_eventbuf */
+#endif
__ATOMIC_INITIALIZER, /* struct pthread_atomic p_resume_count */
0, /* char p_woken_by_cancel */
0, /* char p_condvar_avail */
@@ -117,7 +122,7 @@
NULL, /* pthread_descr p_nextlock */
0, /* int p_tid */
0, /* int p_pid */
- 0, /* int p_priority */
+ DEFAULT_PRIORITY, /* int p_priority */
&__pthread_handles[1].h_lock, /* struct _pthread_fastlock * p_lock */
0, /* int p_signal */
NULL, /* sigjmp_buf * p_signal_buf */
@@ -141,13 +146,18 @@
PTHREAD_START_ARGS_INITIALIZER(__pthread_manager),
/* struct pthread_start_args p_start_args */
{NULL}, /* void ** p_specific[PTHREAD_KEY_1STLEVEL_SIZE] */
+ {NULL, NULL}, /* TAILQ_ENTRY(_pthread_descr_struct) qe */
+ {NULL}, /* char timebuf[26] */
+ {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, NULL}, /* struct tm local_tm */
{NULL}, /* void * p_libc_specific[_LIBC_TSD_KEY_N] */
0, /* int p_userstack */
NULL, /* void * p_guardaddr */
0, /* size_t p_guardsize */
1, /* Always index 1 */
+#if 0
0, /* int p_report_events */
{{{0, }}, 0, NULL}, /* td_eventbuf_t p_eventbuf */
+#endif
__ATOMIC_INITIALIZER, /* struct pthread_atomic p_resume_count */
0, /* char p_woken_by_cancel */
0, /* char p_condvar_avail */
@@ -185,6 +195,7 @@
/* For process-wide exit() */
int __pthread_exit_requested;
+int __pthread_exit_requested_bymainthread = 0;
int __pthread_exit_code;
/* Maximum stack size. */
@@ -216,11 +227,7 @@
/* Forward declarations */
-static void pthread_onexit_process(int retcode, void *arg);
-#ifndef HAVE_Z_NODELETE
-static void pthread_atexit_process(void *arg, int retcode);
-static void pthread_atexit_retcode(void *arg, int retcode);
-#endif
+static void pthread_onexit_process(void);
static void pthread_handle_sigcancel(int sig);
static void pthread_handle_sigrestart(int sig);
static void pthread_handle_sigdebug(int sig);
@@ -238,8 +245,8 @@
#ifndef __SIGRTMIN
static int current_rtmin = -1;
static int current_rtmax = -1;
-int __pthread_sig_restart = SIGUSR1;
-int __pthread_sig_cancel = SIGUSR2;
+int __pthread_sig_restart = SIGUSR2;
+int __pthread_sig_cancel = SIGUSR1;
int __pthread_sig_debug;
#else
static int current_rtmin;
@@ -250,8 +257,8 @@
int __pthread_sig_cancel = __SIGRTMIN + 1;
int __pthread_sig_debug = __SIGRTMIN + 2;
#else
-int __pthread_sig_restart = SIGUSR1;
-int __pthread_sig_cancel = SIGUSR2;
+int __pthread_sig_restart = SIGUSR2;
+int __pthread_sig_cancel = SIGUSR1;
int __pthread_sig_debug;
#endif
@@ -348,26 +355,17 @@
static int
is_smp_system (void)
{
- static const int sysctl_args[] = { CTL_KERN, KERN_VERSION };
- char buf[512];
+ static const int sysctl_args[] = { CTL_HW, HW_NCPU };
+ int buf;
size_t reslen = sizeof (buf);
- /* Try reading the number using `sysctl' first. */
- if (__sysctl ((int *) sysctl_args,
- sizeof (sysctl_args) / sizeof (sysctl_args[0]),
- buf, &reslen, NULL, 0) < 0)
- {
- /* This was not successful. Now try reading the /proc filesystem. */
- int fd = __open ("/proc/sys/kernel/version", O_RDONLY);
- if (__builtin_expect (fd, 0) == -1
- || (reslen = __read (fd, buf, sizeof (buf))) <= 0)
- /* This also didn't work. We give up and say it's a UP machine. */
- buf[0] = '\0';
-
- __close (fd);
- }
-
- return strstr (buf, "SMP") != NULL;
+ buf = 1;
+ if (sysctl ((int *) sysctl_args,
+ sizeof (sysctl_args) / sizeof (sysctl_args[0]),
+ &buf, &reslen, NULL, 0) < 0)
+ return 0;
+
+ return buf > 1;
}
@@ -448,13 +446,7 @@
/* Register an exit function to kill all other threads. */
/* Do it early so that user-registered atexit functions are called
before pthread_*exit_process. */
-#ifndef HAVE_Z_NODELETE
- if (__builtin_expect (&__dso_handle != NULL, 1))
- __cxa_atexit ((void (*) (void *)) pthread_atexit_process, NULL,
- __dso_handle);
- else
-#endif
- __on_exit (pthread_onexit_process, NULL);
+ atexit(pthread_onexit_process);
/* How many processors. */
__pthread_smp_kernel = is_smp_system ();
}
@@ -502,12 +494,6 @@
int pid;
struct pthread_request request;
-#ifndef HAVE_Z_NODELETE
- if (__builtin_expect (&__dso_handle != NULL, 1))
- __cxa_atexit ((void (*) (void *)) pthread_atexit_retcode, NULL,
- __dso_handle);
-#endif
-
if (__pthread_max_stacksize == 0)
__pthread_init_max_stacksize ();
/* If basic initialization not done yet (e.g. we're called from a
@@ -525,6 +511,7 @@
}
/* Start the thread manager */
pid = 0;
+#if 0
if (__builtin_expect (__pthread_initial_thread.p_report_events, 0))
{
/* It's a bit more complicated. We have to report the creation of
@@ -572,17 +559,20 @@
__pthread_unlock(__pthread_manager_thread.p_lock);
}
}
+#endif
if (__builtin_expect (pid, 0) == 0)
{
#ifdef NEED_SEPARATE_REGISTER_STACK
pid = __clone2(__pthread_manager, (void **) __pthread_manager_thread_bos,
THREAD_MANAGER_STACK_SIZE,
- CLONE_VM | CLONE_FS | CLONE_FILES | CLONE_SIGHAND,
+ CLONE_VM | CLONE_FS | CLONE_FILES | CLONE_SIGHAND |
+ __pthread_sig_cancel,
(void *)(long)manager_pipe[0]);
#else
pid = __clone(__pthread_manager, (void **) __pthread_manager_thread_tos,
- CLONE_VM | CLONE_FS | CLONE_FILES | CLONE_SIGHAND,
+ CLONE_VM | CLONE_FS | CLONE_FILES | CLONE_SIGHAND |
+ __pthread_sig_cancel,
(void *)(long)manager_pipe[0]);
#endif
}
@@ -715,7 +705,7 @@
__pthread_unlock(&handle->h_lock);
return errno;
}
- th->p_priority = policy == SCHED_OTHER ? 0 : param->sched_priority;
+ th->p_priority = param->sched_priority;
__pthread_unlock(&handle->h_lock);
if (__pthread_manager_request >= 0)
__pthread_manager_adjust_prio(th->p_priority);
@@ -751,7 +741,7 @@
/* Process-wide exit() request */
-static void pthread_onexit_process(int retcode, void *arg)
+static void pthread_onexit_process(void)
{
if (__builtin_expect (__pthread_manager_request, 0) >= 0) {
struct pthread_request request;
@@ -759,7 +749,7 @@
request.req_thread = self;
request.req_kind = REQ_PROCESS_EXIT;
- request.req_args.exit.code = retcode;
+ request.req_args.exit.code = 0;
__libc_write(__pthread_manager_request,
(char *) &request, sizeof(request));
suspend(self);
@@ -774,19 +764,6 @@
}
}
-#ifndef HAVE_Z_NODELETE
-static int __pthread_atexit_retcode;
-
-static void pthread_atexit_process(void *arg, int retcode)
-{
- pthread_onexit_process (retcode ?: __pthread_atexit_retcode, arg);
-}
-
-static void pthread_atexit_retcode(void *arg, int retcode)
-{
- __pthread_atexit_retcode = retcode;
-}
-#endif
/* The handler for the RESTART signal just records the signal received
in the thread descriptor, and optionally performs a siglongjmp
@@ -818,6 +795,9 @@
if (__builtin_expect (__pthread_exit_requested, 0)) {
/* Main thread should accumulate times for thread manager and its
children, so that timings for main thread account for all threads. */
+ if (self == __pthread_main_thread &&
+ __pthread_exit_requested_bymainthread != 0)
+ return;
if (self == __pthread_main_thread)
waitpid(__pthread_manager_thread.p_pid, NULL, __WCLONE);
_exit(__pthread_exit_code);
@@ -894,7 +874,7 @@
{
struct sigaction sa;
/* Terminate all other threads and thread manager */
- pthread_onexit_process(0, NULL);
+ pthread_onexit_process();
/* Make current thread the main thread in case the calling thread
changes its mind, does not exec(), and creates new threads instead. */
__pthread_reset_main_thread();
@@ -1131,3 +1111,17 @@
static const int *const __pthread_require_wrappers =
&__pthread_provide_wrappers;
#endif
+
+/* Force our version of uthreads stub functions to be linked in */
+extern int _pthread_mutex_init(pthread_mutex_t **mutex, const pthread_mutexattr_t *mattr);
+static int (*unusedref)(pthread_mutex_t **mutex, const pthread_mutexattr_t *mattr) __attribute__ ((unused)) = _pthread_mutex_init;
+
+extern void _flockfile(FILE *fp);
+static void (*unusedref2)(FILE *fp) __attribute__ ((unused)) = _flockfile;
+
+extern int *__error(void);
+static int *(*unusedref3)(void) __attribute__ ((unused)) = __error;
+
+static
+struct tm *(*unusedref4)(const time_t *) __attribute__ ((unused)) = localtime;
+
diff -ru ../../work/linuxthreads-2.2.3/ptlongjmp.c ./ptlongjmp.c
--- ../../work/linuxthreads-2.2.3/ptlongjmp.c Thu Apr 12 21:02:02 2001
+++ ./ptlongjmp.c Thu Jun 7 22:59:29 2001
@@ -18,14 +18,15 @@
#include <setjmp.h>
#include "pthread.h"
#include "internals.h"
-#include <stackinfo.h>
+#if 0
/* These functions are not declared anywhere since they shouldn't be
used at another place but here. */
extern void __libc_siglongjmp (sigjmp_buf env, int val)
__attribute__ ((noreturn));
extern void __libc_longjmp (sigjmp_buf env, int val)
__attribute__ ((noreturn));
+#endif
static void pthread_cleanup_upto(__jmp_buf target)
@@ -63,12 +64,12 @@
void siglongjmp(sigjmp_buf env, int val)
{
- pthread_cleanup_upto(env->__jmpbuf);
+ pthread_cleanup_upto((void *) env);
__libc_siglongjmp(env, val);
}
void longjmp(jmp_buf env, int val)
{
- pthread_cleanup_upto(env->__jmpbuf);
+ pthread_cleanup_upto((void *) env);
__libc_longjmp(env, val);
}
diff -ru ../../work/linuxthreads-2.2.3/restart.h ./restart.h
--- ../../work/linuxthreads-2.2.3/restart.h Mon Apr 17 17:18:55 2000
+++ ./restart.h Thu Jun 7 22:59:29 2001
@@ -13,7 +13,6 @@
/* GNU Library General Public License for more details. */
#include <signal.h>
-#include <kernel-features.h>
/* Primitives for controlling thread execution */
diff -ru ../../work/linuxthreads-2.2.3/semaphore.c ./semaphore.c
--- ../../work/linuxthreads-2.2.3/semaphore.c Thu Apr 12 21:02:02 2001
+++ ./semaphore.c Thu Jun 7 22:59:29 2001
@@ -21,7 +21,6 @@
#include "spinlock.h"
#include "restart.h"
#include "queue.h"
-#include <shlib-compat.h>
int __new_sem_init(sem_t *sem, int pshared, unsigned int value)
{
diff -ru ../../work/linuxthreads-2.2.3/semaphore.h ./semaphore.h
--- ../../work/linuxthreads-2.2.3/semaphore.h Fri Feb 9 18:04:08 2001
+++ ./semaphore.h Thu Jun 7 22:59:29 2001
@@ -15,7 +15,6 @@
#ifndef _SEMAPHORE_H
#define _SEMAPHORE_H 1
-#include <features.h>
#include <sys/types.h>
#ifdef __USE_XOPEN2K
# define __need_timespec
diff -ru ../../work/linuxthreads-2.2.3/signals.c ./signals.c
--- ../../work/linuxthreads-2.2.3/signals.c Tue Apr 17 15:17:16 2001
+++ ./signals.c Thu Jun 7 22:59:29 2001
@@ -20,7 +20,6 @@
#include "internals.h"
#include "spinlock.h"
#include <ucontext.h>
-#include <sigcontextinfo.h>
int pthread_sigmask(int how, const sigset_t * newmask, sigset_t * oldmask)
{
@@ -69,15 +68,15 @@
}
/* User-provided signal handlers */
-typedef void (*arch_sighandler_t) (int, SIGCONTEXT);
+typedef void (*arch_sighandler_t) (int, int, SIGCONTEXT);
static union
{
arch_sighandler_t old;
- void (*rt) (int, struct siginfo *, struct ucontext *);
+ void (*rt) (int, siginfo_t *, ucontext_t *);
} sighandler[NSIG];
/* The wrapper around user-provided signal handlers */
-static void pthread_sighandler(int signo, SIGCONTEXT ctx)
+static void pthread_sighandler(int signo, int code, SIGCONTEXT ctx)
{
pthread_descr self;
char * in_sighandler;
@@ -94,14 +93,14 @@
in_sighandler = THREAD_GETMEM(self, p_in_sighandler);
if (in_sighandler == NULL)
THREAD_SETMEM(self, p_in_sighandler, CURRENT_STACK_FRAME);
- CALL_SIGHANDLER(sighandler[signo].old, signo, ctx);
+ sighandler[signo].old(signo, code, ctx);
if (in_sighandler == NULL)
THREAD_SETMEM(self, p_in_sighandler, NULL);
}
/* The same, this time for real-time signals. */
-static void pthread_sighandler_rt(int signo, struct siginfo *si,
- struct ucontext *uc)
+static void pthread_sighandler_rt(int signo, siginfo_t *si,
+ ucontext_t *uc)
{
pthread_descr self;
char * in_sighandler;
@@ -145,9 +144,9 @@
&& sig > 0 && sig < NSIG)
{
if (act->sa_flags & SA_SIGINFO)
- newact.sa_handler = (__sighandler_t) pthread_sighandler_rt;
+ newact.sa_handler = (__sighandler_t *) pthread_sighandler_rt;
else
- newact.sa_handler = (__sighandler_t) pthread_sighandler;
+ newact.sa_handler = (__sighandler_t *) pthread_sighandler;
}
newactp = &newact;
}
@@ -158,7 +157,7 @@
if (sig > 0 && sig < NSIG)
{
if (oact != NULL)
- oact->sa_handler = (__sighandler_t) sighandler[sig].old;
+ oact->sa_handler = (__sighandler_t *) sighandler[sig].old;
if (act)
/* For the assignment is does not matter whether it's a normal
or real-time signal. */
diff -ru ../../work/linuxthreads-2.2.3/spinlock.c ./spinlock.c
--- ../../work/linuxthreads-2.2.3/spinlock.c Tue Mar 27 04:52:56 2001
+++ ./spinlock.c Thu Jun 7 22:59:29 2001
@@ -24,10 +24,6 @@
#include "spinlock.h"
#include "restart.h"
-#if !defined HAS_COMPARE_AND_SWAP || defined TEST_FOR_COMPARE_AND_SWAP
-static void __pthread_acquire(int * spinlock);
-#endif
-
/* The status field of a spinlock is a pointer whose least significant
bit is a locked flag.
@@ -701,7 +697,7 @@
- When nanosleep() returns, we try again, doing MAX_SPIN_COUNT
sched_yield(), then sleeping again if needed. */
-static void __pthread_acquire(int * spinlock)
+void __pthread_acquire(int * spinlock)
{
int cnt = 0;
struct timespec tm;
diff -ru ../../work/linuxthreads-2.2.3/spinlock.h ./spinlock.h
--- ../../work/linuxthreads-2.2.3/spinlock.h Fri Feb 9 18:04:08 2001
+++ ./spinlock.h Thu Jun 7 22:59:29 2001
@@ -180,6 +180,8 @@
#endif
}
+void __pthread_acquire(int * spinlock);
+
/* Operations on pthread_atomic, which is defined in internals.h */
static inline long atomic_increment(struct pthread_atomic *pa)
diff -ru ../../work/linuxthreads-2.2.3/sysdeps/pthread/bits/pthreadtypes.h ./sysdeps/pthread/bits/pthreadtypes.h
--- ../../work/linuxthreads-2.2.3/sysdeps/pthread/bits/pthreadtypes.h Fri Feb 9 18:04:09 2001
+++ ./sysdeps/pthread/bits/pthreadtypes.h Thu Jun 7 22:59:29 2001
@@ -20,7 +20,6 @@
#define _BITS_PTHREADTYPES_H 1
#define __need_schedparam
-#include <bits/sched.h>
/* Fast locks (not abstract because mutexes and conditions aren't abstract). */
struct _pthread_fastlock
@@ -42,7 +41,7 @@
{
int __detachstate;
int __schedpolicy;
- struct __sched_param __schedparam;
+ struct sched_param __schedparam;
int __inheritsched;
int __scope;
size_t __guardsize;
diff -ru ../../work/linuxthreads-2.2.3/sysdeps/pthread/pthread.h ./sysdeps/pthread/pthread.h
--- ../../work/linuxthreads-2.2.3/sysdeps/pthread/pthread.h Tue Mar 27 04:52:56 2001
+++ ./sysdeps/pthread/pthread.h Thu Jun 7 22:59:29 2001
@@ -15,7 +15,9 @@
#ifndef _PTHREAD_H
#define _PTHREAD_H 1
-#include <features.h>
+#ifndef __THROW
+#define __THROW
+#endif
#include <sched.h>
#include <time.h>
diff -ru ../../work/linuxthreads-2.2.3/sysdeps/unix/sysv/linux/bits/local_lim.h ./sysdeps/unix/sysv/linux/bits/local_lim.h
--- ../../work/linuxthreads-2.2.3/sysdeps/unix/sysv/linux/bits/local_lim.h Fri Jun 9 19:17:35 2000
+++ ./sysdeps/unix/sysv/linux/bits/local_lim.h Thu Jun 7 22:59:29 2001
@@ -33,7 +33,7 @@
#endif
/* The kernel sources contain a file with all the needed information. */
-#include <linux/limits.h>
+#include <limits.h>
/* Have to remove NR_OPEN? */
#ifdef __undef_NR_OPEN
diff -ru ../../work/linuxthreads-2.2.3/sysdeps/unix/sysv/linux/bits/sigthread.h ./sysdeps/unix/sysv/linux/bits/sigthread.h
--- ../../work/linuxthreads-2.2.3/sysdeps/unix/sysv/linux/bits/sigthread.h Thu Aug 31 21:45:04 2000
+++ ./sysdeps/unix/sysv/linux/bits/sigthread.h Thu Jun 7 22:59:29 2001
@@ -29,8 +29,8 @@
/* Modify the signal mask for the calling thread. The arguments have
the same meaning as for sigprocmask(2). */
extern int pthread_sigmask (int __how,
- __const __sigset_t *__restrict __newmask,
- __sigset_t *__restrict __oldmask)__THROW;
+ __const sigset_t *__restrict __newmask,
+ sigset_t *__restrict __oldmask)__THROW;
/* Send signal SIGNO to the given thread. */
extern int pthread_kill (pthread_t __thread, int __signo) __THROW;
diff -ru ../../work/linuxthreads-2.2.3/wrapsyscall.c ./wrapsyscall.c
--- ../../work/linuxthreads-2.2.3/wrapsyscall.c Wed Apr 25 21:50:59 2001
+++ ./wrapsyscall.c Thu Jun 7 22:59:29 2001
@@ -29,6 +29,7 @@
#include <sys/resource.h>
#include <sys/wait.h>
#include <sys/socket.h>
+#include "internals.h"
#ifndef SHARED
@@ -85,15 +86,19 @@
CANCELABLE_SYSCALL (int, fsync, (int fd), (fd))
+#if 0
/* lseek(2). */
CANCELABLE_SYSCALL (off_t, lseek, (int fd, off_t offset, int whence),
(fd, offset, whence))
strong_alias (lseek, __lseek)
+#endif
+#if 0
/* lseek64(2). */
CANCELABLE_SYSCALL (off64_t, lseek64, (int fd, off64_t offset, int whence),
(fd, offset, whence))
+#endif
/* msync(2). */
@@ -113,40 +118,50 @@
strong_alias (open, __open)
+#if 0
/* open64(3). */
CANCELABLE_SYSCALL_VA (int, open64, (const char *pathname, int flags, ...),
(pathname, flags, va_arg (ap, mode_t)), flags)
strong_alias (open64, __open64)
+#endif
/* pause(2). */
CANCELABLE_SYSCALL (int, pause, (void), ())
+#if 0
/* pread(3). */
CANCELABLE_SYSCALL (ssize_t, pread, (int fd, void *buf, size_t count,
off_t offset),
(fd, buf, count, offset))
+#endif
+#if 0
/* pread64(3). */
CANCELABLE_SYSCALL (ssize_t, pread64, (int fd, void *buf, size_t count,
off64_t offset),
(fd, buf, count, offset))
strong_alias (pread64, __pread64)
+#endif
+#if 0
/* pwrite(3). */
CANCELABLE_SYSCALL (ssize_t, pwrite, (int fd, const void *buf, size_t n,
off_t offset),
(fd, buf, n, offset))
+#endif
+#if 0
/* pwrite64(3). */
CANCELABLE_SYSCALL (ssize_t, pwrite64, (int fd, const void *buf, size_t n,
off64_t offset),
(fd, buf, n, offset))
strong_alias (pwrite64, __pwrite64)
+#endif
/* read(2). */
@@ -165,7 +180,9 @@
/* wait(2). */
CANCELABLE_SYSCALL (__pid_t, wait, (__WAIT_STATUS_DEFN stat_loc), (stat_loc))
+#if 0
strong_alias (wait, __wait)
+#endif
/* waitpid(2). */
@@ -194,9 +211,11 @@
(fd, addr, len))
strong_alias (connect, __connect)
+#if 0
/* recv(2). */
CANCELABLE_SYSCALL (ssize_t, recv, (int fd, __ptr_t buf, size_t n, int flags),
(fd, buf, n, flags))
+#endif
/* recvfrom(2). */
CANCELABLE_SYSCALL (ssize_t, recvfrom, (int fd, __ptr_t buf, size_t n, int flags,
@@ -207,11 +226,13 @@
CANCELABLE_SYSCALL (ssize_t, recvmsg, (int fd, struct msghdr *message, int flags),
(fd, message, flags))
+#if 0
/* send(2). */
CANCELABLE_SYSCALL (ssize_t, send, (int fd, const __ptr_t buf, size_t n,
int flags),
(fd, buf, n, flags))
strong_alias (send, __send)
+#endif
/* sendmsg(2). */
CANCELABLE_SYSCALL (ssize_t, sendmsg, (int fd, const struct msghdr *message,
|