From 2a8a8a846166717fc5f30b7b8719cab0abb5889a Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Mon, 10 Feb 2003 23:11:15 +0000 Subject: Update. 2003-02-10 Ulrich Drepper * sysdeps/unix/sysv/linux/i386/pthread_once.S (clear_once_control): Fix clearing of control variable. * Makefile (tests): Add tst-once3. * tst-once3.c: New file. --- nptl/ChangeLog | 7 ++ nptl/Makefile | 2 +- nptl/sysdeps/unix/sysv/linux/i386/pthread_once.S | 2 +- nptl/tst-once3.c | 141 +++++++++++++++++++++++ nptl/tst-popen1.c | 60 ++++++++++ 5 files changed, 210 insertions(+), 2 deletions(-) create mode 100644 nptl/tst-once3.c create mode 100644 nptl/tst-popen1.c diff --git a/nptl/ChangeLog b/nptl/ChangeLog index 51141e2..4fa5ba0 100644 --- a/nptl/ChangeLog +++ b/nptl/ChangeLog @@ -1,3 +1,10 @@ +2003-02-10 Ulrich Drepper + + * sysdeps/unix/sysv/linux/i386/pthread_once.S (clear_once_control): Fix + clearing of control variable. + * Makefile (tests): Add tst-once3. + * tst-once3.c: New file. + 2003-02-08 kaz Kojima * sysdeps/sh/Makefile: New file. diff --git a/nptl/Makefile b/nptl/Makefile index f006421..fc74e3b 100644 --- a/nptl/Makefile +++ b/nptl/Makefile @@ -130,7 +130,7 @@ tests = tst-mutex1 tst-mutex2 tst-mutex3 tst-mutex4 tst-mutex5 tst-mutex6 \ tst-cond1 tst-cond2 tst-cond3 tst-cond4 tst-cond5 tst-cond6 tst-cond7 \ tst-rwlock1 tst-rwlock2 tst-rwlock3 tst-rwlock4 tst-rwlock5 \ tst-rwlock6 tst-rwlock7 \ - tst-once1 tst-once2 \ + tst-once1 tst-once2 tst-once3 \ tst-key1 tst-key2 tst-key3 \ tst-sem1 tst-sem2 tst-sem3 tst-sem4 tst-sem5 \ tst-barrier1 tst-barrier2 tst-barrier3 \ diff --git a/nptl/sysdeps/unix/sysv/linux/i386/pthread_once.S b/nptl/sysdeps/unix/sysv/linux/i386/pthread_once.S index fce1529..62a1ec2 100644 --- a/nptl/sysdeps/unix/sysv/linux/i386/pthread_once.S +++ b/nptl/sysdeps/unix/sysv/linux/i386/pthread_once.S @@ -147,7 +147,7 @@ clear_once_control: pushl %esi pushl %ebx - movl 4(%esp), %eax + movl 12(%esp), %eax movl $0, (%eax) xorl %esi, %esi diff --git a/nptl/tst-once3.c b/nptl/tst-once3.c new file mode 100644 index 0000000..802864c --- /dev/null +++ b/nptl/tst-once3.c @@ -0,0 +1,141 @@ +/* Copyright (C) 2002, 2003 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Ulrich Drepper , 2002. + + 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. */ + +#include +#include +#include +#include + + +#define N 100 + +static pthread_once_t once = PTHREAD_ONCE_INIT; + +static pthread_cond_t cond = PTHREAD_COND_INITIALIZER; +static pthread_mutex_t mut = PTHREAD_MUTEX_INITIALIZER; + +static pthread_barrier_t bar; + +static int global; + +static void +once_handler1 (void) +{ + if (pthread_mutex_lock (&mut) != 0) + { + puts ("once_handler1: mutex_lock failed"); + exit (1); + } + + int r = pthread_barrier_wait (&bar); + if (r != 0 && r!= PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("once_handler1: barrier_wait failed"); + exit (1); + } + + pthread_cond_wait (&cond, &mut); + + /* We should never get here. */ +} + +static void +once_handler2 (void) +{ + global = 1; +} + + +static void * +tf (void *arg) +{ + pthread_once (&once, once_handler1); + + /* We should never get here. */ + puts ("pthread_once in tf returned"); + exit (1); +} + + +static int +do_test (void) +{ + pthread_t th; + + if (pthread_barrier_init (&bar, NULL, 2) != 0) + { + puts ("barrier_init failed"); + exit (1); + } + + if (pthread_create (&th, NULL, tf, NULL) != 0) + { + puts ("first create failed"); + exit (1); + } + + int r = pthread_barrier_wait (&bar); + if (r != 0 && r!= PTHREAD_BARRIER_SERIAL_THREAD) + { + puts ("barrier_wait failed"); + exit (1); + } + + if (pthread_mutex_lock (&mut) != 0) + { + puts ("mutex_lock failed"); + exit (1); + } + /* We unlock the mutex so that we catch the case where the pthread_cond_wait + call incorrectly resumes and tries to get the mutex. */ + if (pthread_mutex_unlock (&mut) != 0) + { + puts ("mutex_unlock failed"); + exit (1); + } + + /* Cancel the thread. */ + if (pthread_cancel (th) != 0) + { + puts ("cancel failed"); + exit (1); + } + + void *result; + pthread_join (th, &result); + if (result != PTHREAD_CANCELED) + { + puts ("join didn't return PTHREAD_CANCELED"); + exit (1); + } + + pthread_once (&once, once_handler2); + + if (global != 1) + { + puts ("global still 0"); + exit (1); + } + + return 0; +} + +#define TEST_FUNCTION do_test () +#define TIMEOUT 4 +#include "../test-skeleton.c" diff --git a/nptl/tst-popen1.c b/nptl/tst-popen1.c new file mode 100644 index 0000000..a9d0773 --- /dev/null +++ b/nptl/tst-popen1.c @@ -0,0 +1,60 @@ +/* Copyright (C) 2003 Free Software Foundation, Inc. + This file is part of the GNU C Library. + Contributed by Jakub Jelinek , 2003. + + 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. */ + +#include +#include +#include +#include +#include +#include +#include + +static void * +dummy (void *x) +{ + return NULL; +} + +static char buf[sizeof "something\n"]; + +static int +do_test (void) +{ + FILE *f; + pthread_t p; + int err; + + f = popen ("echo something", "r"); + if (f == NULL) + error (EXIT_FAILURE, errno, "popen failed"); + if (fgets (buf, sizeof (buf), f) == NULL) + error (EXIT_FAILURE, 0, "fgets failed"); + if (strcmp (buf, "something\n")) + error (EXIT_FAILURE, 0, "read wrong data"); + if (pclose (f)) + error (EXIT_FAILURE, errno, "pclose returned non-zero"); + if ((err = pthread_create (&p, NULL, dummy, NULL))) + error (EXIT_FAILURE, err, "pthread_create failed"); + if ((err = pthread_join (p, NULL))) + error (EXIT_FAILURE, err, "pthread_join failed"); + exit (0); +} + +#define TEST_FUNCTION do_test () +#include "../test-skeleton.c" -- cgit v1.1