mirror of
git://sourceware.org/git/glibc.git
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287 lines
6.8 KiB
C
287 lines
6.8 KiB
C
/* Copyright (C) 2003 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <errno.h>
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#include <error.h>
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#include <fcntl.h>
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#include <pthread.h>
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#include <signal.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <sys/select.h>
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#include <sys/time.h>
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#include <unistd.h>
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static void *
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tf (void *arg)
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{
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return NULL;
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}
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static void
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handler (int sig)
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{
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}
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static void __attribute__ ((noinline))
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clobber_lots_of_regs (void)
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{
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#define X1(n) long r##n = 10##n; __asm __volatile ("" : "+r" (r##n));
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#define X2(n) X1(n##0) X1(n##1) X1(n##2) X1(n##3) X1(n##4)
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#define X3(n) X2(n##0) X2(n##1) X2(n##2) X2(n##3) X2(n##4)
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X3(0) X3(1) X3(2) X3(3) X3(4)
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#undef X1
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#define X1(n) __asm __volatile ("" : : "r" (r##n));
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X3(0) X3(1) X3(2) X3(3) X3(4)
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#undef X1
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#undef X2
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#undef X3
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}
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static int
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do_test (void)
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{
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pthread_t th;
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int old, rc;
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int ret = 0;
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int fd[2];
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rc = pipe (fd);
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if (rc < 0)
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error (EXIT_FAILURE, errno, "couldn't create pipe");
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rc = pthread_create (&th, NULL, tf, NULL);
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if (rc)
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error (EXIT_FAILURE, rc, "couldn't create thread");
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rc = pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, &old);
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if (rc)
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{
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error (0, rc, "1st pthread_setcanceltype failed");
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ret = 1;
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}
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if (old != PTHREAD_CANCEL_DEFERRED && old != PTHREAD_CANCEL_ASYNCHRONOUS)
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{
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error (0, 0, "1st pthread_setcanceltype returned invalid value %d",
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old);
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ret = 1;
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}
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clobber_lots_of_regs ();
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close (fd[0]);
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rc = pthread_setcanceltype (PTHREAD_CANCEL_ASYNCHRONOUS, &old);
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if (rc)
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{
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error (0, rc, "pthread_setcanceltype after close failed");
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ret = 1;
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}
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if (old != PTHREAD_CANCEL_DEFERRED)
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{
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error (0, 0, "pthread_setcanceltype after close returned invalid value %d",
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old);
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ret = 1;
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}
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clobber_lots_of_regs ();
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close (fd[1]);
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rc = pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, &old);
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if (rc)
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{
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error (0, rc, "pthread_setcanceltype after 2nd close failed");
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ret = 1;
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}
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if (old != PTHREAD_CANCEL_ASYNCHRONOUS)
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{
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error (0, 0, "pthread_setcanceltype after 2nd close returned invalid value %d",
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old);
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ret = 1;
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}
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struct sigaction sa = { .sa_handler = handler, .sa_flags = 0 };
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sigemptyset (&sa.sa_mask);
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sigaction (SIGALRM, &sa, NULL);
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struct itimerval it;
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it.it_value.tv_sec = 1;
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it.it_value.tv_usec = 0;
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it.it_interval = it.it_value;
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setitimer (ITIMER_REAL, &it, NULL);
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clobber_lots_of_regs ();
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pause ();
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memset (&it, 0, sizeof (it));
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setitimer (ITIMER_REAL, &it, NULL);
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rc = pthread_setcanceltype (PTHREAD_CANCEL_ASYNCHRONOUS, &old);
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if (rc)
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{
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error (0, rc, "pthread_setcanceltype after pause failed");
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ret = 1;
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}
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if (old != PTHREAD_CANCEL_DEFERRED)
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{
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error (0, 0, "pthread_setcanceltype after pause returned invalid value %d",
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old);
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ret = 1;
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}
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it.it_value.tv_sec = 1;
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it.it_value.tv_usec = 0;
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it.it_interval = it.it_value;
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setitimer (ITIMER_REAL, &it, NULL);
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clobber_lots_of_regs ();
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pause ();
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memset (&it, 0, sizeof (it));
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setitimer (ITIMER_REAL, &it, NULL);
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rc = pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, &old);
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if (rc)
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{
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error (0, rc, "pthread_setcanceltype after 2nd pause failed");
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ret = 1;
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}
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if (old != PTHREAD_CANCEL_ASYNCHRONOUS)
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{
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error (0, 0, "pthread_setcanceltype after 2nd pause returned invalid value %d",
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old);
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ret = 1;
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}
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char fname[] = "/tmp/tst-cancel19-dir-XXXXXX\0foo/bar";
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char *enddir = strchr (fname, '\0');
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if (mkdtemp (fname) == NULL)
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{
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error (0, errno, "mkdtemp failed");
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ret = 1;
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}
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*enddir = '/';
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clobber_lots_of_regs ();
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creat (fname, 0400);
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rc = pthread_setcanceltype (PTHREAD_CANCEL_ASYNCHRONOUS, &old);
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if (rc)
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{
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error (0, rc, "pthread_setcanceltype after creat failed");
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ret = 1;
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}
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if (old != PTHREAD_CANCEL_DEFERRED)
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{
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error (0, 0, "pthread_setcanceltype after creat returned invalid value %d",
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old);
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ret = 1;
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}
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clobber_lots_of_regs ();
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creat (fname, 0400);
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rc = pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, &old);
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if (rc)
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{
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error (0, rc, "pthread_setcanceltype after 2nd creat failed");
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ret = 1;
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}
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if (old != PTHREAD_CANCEL_ASYNCHRONOUS)
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{
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error (0, 0, "pthread_setcanceltype after 2nd creat returned invalid value %d",
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old);
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ret = 1;
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}
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clobber_lots_of_regs ();
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open (fname, O_CREAT, 0400);
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rc = pthread_setcanceltype (PTHREAD_CANCEL_ASYNCHRONOUS, &old);
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if (rc)
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{
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error (0, rc, "pthread_setcanceltype after open failed");
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ret = 1;
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}
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if (old != PTHREAD_CANCEL_DEFERRED)
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{
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error (0, 0, "pthread_setcanceltype after open returned invalid value %d",
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old);
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ret = 1;
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}
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clobber_lots_of_regs ();
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open (fname, O_CREAT, 0400);
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rc = pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, &old);
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if (rc)
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{
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error (0, rc, "pthread_setcanceltype after 2nd open failed");
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ret = 1;
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}
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if (old != PTHREAD_CANCEL_ASYNCHRONOUS)
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{
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error (0, 0, "pthread_setcanceltype after 2nd open returned invalid value %d",
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old);
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ret = 1;
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}
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*enddir = '\0';
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rmdir (fname);
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clobber_lots_of_regs ();
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select (-1, NULL, NULL, NULL, NULL);
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rc = pthread_setcanceltype (PTHREAD_CANCEL_ASYNCHRONOUS, &old);
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if (rc)
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{
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error (0, rc, "pthread_setcanceltype after select failed");
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ret = 1;
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}
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if (old != PTHREAD_CANCEL_DEFERRED)
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{
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error (0, 0, "pthread_setcanceltype after select returned invalid value %d",
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old);
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ret = 1;
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}
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clobber_lots_of_regs ();
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select (-1, NULL, NULL, NULL, NULL);
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rc = pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED, &old);
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if (rc)
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{
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error (0, rc, "pthread_setcanceltype after 2nd select failed");
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ret = 1;
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}
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if (old != PTHREAD_CANCEL_ASYNCHRONOUS)
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{
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error (0, 0, "pthread_setcanceltype after 2nd select returned invalid value %d",
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old);
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ret = 1;
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}
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pthread_join (th, NULL);
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return ret;
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}
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#define TIMEOUT 20
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#define TEST_FUNCTION do_test ()
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#include "../test-skeleton.c"
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