glibc/nptl/tst-cancel21.c
Ulrich Drepper 675620f74c Update.
2003-12-18  Ulrich Drepper  <drepper@redhat.com>

	* tst-eintr1.c: Better error messages.

	* Makefile (tests): Add tst-eintr2.
	* tst-eintr2.c: New file.

2003-12-18  Jakub Jelinek  <jakub@redhat.com>

	* Makefile (tests): Add tst-cancel21 and tst-cancelx21.
	(CFLAGS-tst-cancelx21.c): Set.
	* tst-cancel21.c: New test.
	* tst-cancelx21.c: New test.

	* unwind.c (FRAME_LEFT): Add adj argument.  Subtract it from each
	comparison operand.
	(unwind_stop): Use _JMPBUF_CFA_UNWINDS_ADJ macro instead of
	_JMPBUF_CFA_UNWINDS.  Adjust FRAME_LEFT invocations.
	* pt-longjmp.c: Include jmpbuf-unwind.h.
	(__pthread_cleanup_upto): Use _JMPBUF_UNWINDS_ADJ macro instead of
	_JMPBUF_UNWINDS.  Adjust compared pointers.
	* init.c (__pthread_initialize_minimal_internal): Initialize
	pd->stackblock_size.
	* sysdeps/pthread/jmpbuf-unwind.h: Removed.
	* sysdeps/alpha/jmpbuf-unwind.h: New file.
	* sysdeps/i386/jmpbuf-unwind.h: New file.
	* sysdeps/powerpc/jmpbuf-unwind.h: New file.
	* sysdeps/s390/jmpbuf-unwind.h: New file.
	* sysdeps/sh/jmpbuf-unwind.h: New file.
	* sysdeps/sparc/sparc32/jmpbuf-unwind.h: New file.
	* sysdeps/x86_64/jmpbuf-unwind.h: New file.
	* sysdeps/ia64/jmpbuf-unwind.h: Include stdint.h.
	(_JMPBUF_CFA_UNWINDS): Remove.
	(_JMPBUF_CFA_UNWINDS_ADJ, _JMPBUF_UNWINDS_ADJ): Define.

2003-12-12  Jakub Jelinek  <jakub@redhat.com>

	* Makefile (tests): Add tst-cancel20 and tst-cancelx20.
	(CFLAGS-tst-cancelx20.c): Set.
	* tst-cancel20.c: New test.
	* tst-cancelx20.c: New test.
2003-12-19 01:37:13 +00:00

293 lines
5.4 KiB
C

/* Copyright (C) 2003 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Jakub Jelinek <jakub@redhat.com>, 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 <errno.h>
#include <pthread.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <sys/wait.h>
#include <unistd.h>
static int fd[4];
static pthread_barrier_t b;
volatile int in_sh_body;
unsigned long cleanups;
static void
cl (void *arg)
{
cleanups = (cleanups << 4) | (long) arg;
}
static void __attribute__((noinline))
sh_body (void)
{
char c;
pthread_cleanup_push (cl, (void *) 1L);
in_sh_body = 1;
if (read (fd[2], &c, 1) == 1)
{
puts ("read succeeded");
exit (1);
}
pthread_cleanup_pop (0);
}
static void
sh (int sig)
{
pthread_cleanup_push (cl, (void *) 2L);
sh_body ();
in_sh_body = 0;
pthread_cleanup_pop (0);
}
static void __attribute__((noinline))
tf_body (void)
{
char c;
pthread_cleanup_push (cl, (void *) 3L);
int r = pthread_barrier_wait (&b);
if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
{
puts ("child thread: barrier_wait failed");
exit (1);
}
if (read (fd[0], &c, 1) == 1)
{
puts ("read succeeded");
exit (1);
}
read (fd[0], &c, 1);
pthread_cleanup_pop (0);
}
static void *
tf (void *arg)
{
pthread_t th = (pthread_t) arg;
int r = pthread_barrier_wait (&b);
if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
{
puts ("parent thread: barrier_wait failed");
exit (1);
}
sleep (1);
r = pthread_kill (th, SIGHUP);
if (r)
{
errno = r;
printf ("pthread_kill failed %m\n");
exit (1);
}
while (in_sh_body == 0)
sleep (1);
if (pthread_cancel (th) != 0)
{
puts ("cancel failed");
exit (1);
}
/* This will cause the read in the initial thread to return. */
close (fd[0]);
close (fd[1]);
close (fd[2]);
close (fd[3]);
void *ret;
if (pthread_join (th, &ret) != 0)
{
puts ("join failed");
exit (1);
}
if (ret != PTHREAD_CANCELED)
{
puts ("result is wrong");
exit (1);
}
if (cleanups != 0x1234L)
{
printf ("called cleanups %lx\n", cleanups);
exit (1);
}
if (pthread_barrier_destroy (&b))
{
puts ("barrier destroy failed");
exit (1);
}
exit (0);
}
static int
do_one_test (void)
{
pid_t pid = fork ();
if (pid == -1)
{
printf ("fork failed: %m\n");
return 1;
}
if (pid)
{
int status;
if (waitpid (pid, &status, 0) < 0)
{
printf ("waitpid failed %m\n");
return 1;
}
return !WIFEXITED (status) || WEXITSTATUS (status);
}
if (pthread_barrier_init (&b, NULL, 2) != 0)
{
puts ("barrier_init failed");
exit (1);
}
cleanups = 0;
if (pipe (fd) != 0 || pipe (fd + 2) != 0)
{
puts ("pipe failed");
exit (1);
}
pthread_t th;
if (pthread_create (&th, NULL, tf, (void *) pthread_self ()) != 0)
{
puts ("create failed");
exit (1);
}
pthread_cleanup_push (cl, (void *) 4L);
tf_body ();
pthread_cleanup_pop (0);
exit (1);
}
static int
do_test (void)
{
stack_t ss;
ss.ss_sp = malloc (2 * SIGSTKSZ);
if (ss.ss_sp == NULL)
{
puts ("failed to allocate alternate stack");
return 1;
}
ss.ss_flags = 0;
ss.ss_size = 2 * SIGSTKSZ;
if (sigaltstack (&ss, NULL) < 0)
{
printf ("sigaltstack failed %m\n");
return 1;
}
struct sigaction sa;
sa.sa_handler = sh;
sigemptyset (&sa.sa_mask);
sa.sa_flags = 0;
if (sigaction (SIGHUP, &sa, NULL) != 0)
{
puts ("sigaction failed");
return 1;
}
puts ("sa_flags = 0 test");
if (do_one_test ())
return 1;
sa.sa_handler = sh;
sigemptyset (&sa.sa_mask);
sa.sa_flags = SA_ONSTACK;
if (sigaction (SIGHUP, &sa, NULL) != 0)
{
puts ("sigaction failed");
return 1;
}
puts ("sa_flags = SA_ONSTACK test");
if (do_one_test ())
return 1;
sa.sa_sigaction = (void (*)(int, siginfo_t *, void *)) sh;
sigemptyset (&sa.sa_mask);
sa.sa_flags = SA_SIGINFO;
if (sigaction (SIGHUP, &sa, NULL) != 0)
{
puts ("sigaction failed");
return 1;
}
puts ("sa_flags = SA_SIGINFO test");
if (do_one_test ())
return 1;
sa.sa_sigaction = (void (*)(int, siginfo_t *, void *)) sh;
sigemptyset (&sa.sa_mask);
sa.sa_flags = SA_SIGINFO | SA_ONSTACK;
if (sigaction (SIGHUP, &sa, NULL) != 0)
{
puts ("sigaction failed");
return 1;
}
puts ("sa_flags = SA_SIGINFO|SA_ONSTACK test");
if (do_one_test ())
return 1;
return 0;
}
#define TIMEOUT 40
#define TEST_FUNCTION do_test ()
#include "../test-skeleton.c"