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422 lines
9.1 KiB
C
422 lines
9.1 KiB
C
/* pthread_getattr_np test.
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Copyright (C) 2003-2014 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 <pthread.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 <unistd.h>
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#include <stackinfo.h>
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static void *
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tf (void *arg)
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{
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pthread_attr_t a, *ap, a2;
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int err;
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void *result = NULL;
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if (arg == NULL)
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{
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ap = &a2;
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err = pthread_attr_init (ap);
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if (err)
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{
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error (0, err, "pthread_attr_init failed");
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return tf;
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}
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}
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else
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ap = (pthread_attr_t *) arg;
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err = pthread_getattr_np (pthread_self (), &a);
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if (err)
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{
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error (0, err, "pthread_getattr_np failed");
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result = tf;
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}
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int detachstate1, detachstate2;
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err = pthread_attr_getdetachstate (&a, &detachstate1);
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if (err)
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{
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error (0, err, "pthread_attr_getdetachstate failed");
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result = tf;
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}
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else
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{
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err = pthread_attr_getdetachstate (ap, &detachstate2);
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if (err)
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{
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error (0, err, "pthread_attr_getdetachstate failed");
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result = tf;
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}
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else if (detachstate1 != detachstate2)
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{
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error (0, 0, "detachstate differs %d != %d",
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detachstate1, detachstate2);
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result = tf;
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}
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}
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void *stackaddr;
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size_t stacksize;
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err = pthread_attr_getstack (&a, &stackaddr, &stacksize);
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if (err)
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{
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error (0, err, "pthread_attr_getstack failed");
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result = tf;
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}
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else if ((void *) &a < stackaddr
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|| (void *) &a >= stackaddr + stacksize)
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{
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error (0, 0, "pthread_attr_getstack returned range does not cover thread's stack");
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result = tf;
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}
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else
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printf ("thread stack %p-%p (0x%zx)\n", stackaddr, stackaddr + stacksize,
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stacksize);
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size_t guardsize1, guardsize2;
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err = pthread_attr_getguardsize (&a, &guardsize1);
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if (err)
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{
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error (0, err, "pthread_attr_getguardsize failed");
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result = tf;
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}
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else
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{
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err = pthread_attr_getguardsize (ap, &guardsize2);
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if (err)
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{
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error (0, err, "pthread_attr_getguardsize failed");
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result = tf;
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}
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else if (guardsize1 != guardsize2)
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{
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error (0, 0, "guardsize differs %zd != %zd",
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guardsize1, guardsize2);
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result = tf;
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}
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else
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printf ("thread guardsize %zd\n", guardsize1);
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}
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int scope1, scope2;
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err = pthread_attr_getscope (&a, &scope1);
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if (err)
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{
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error (0, err, "pthread_attr_getscope failed");
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result = tf;
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}
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else
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{
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err = pthread_attr_getscope (ap, &scope2);
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if (err)
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{
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error (0, err, "pthread_attr_getscope failed");
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result = tf;
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}
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else if (scope1 != scope2)
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{
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error (0, 0, "scope differs %d != %d",
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scope1, scope2);
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result = tf;
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}
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}
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int inheritsched1, inheritsched2;
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err = pthread_attr_getinheritsched (&a, &inheritsched1);
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if (err)
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{
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error (0, err, "pthread_attr_getinheritsched failed");
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result = tf;
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}
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else
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{
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err = pthread_attr_getinheritsched (ap, &inheritsched2);
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if (err)
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{
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error (0, err, "pthread_attr_getinheritsched failed");
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result = tf;
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}
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else if (inheritsched1 != inheritsched2)
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{
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error (0, 0, "inheritsched differs %d != %d",
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inheritsched1, inheritsched2);
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result = tf;
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}
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}
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cpu_set_t c1, c2;
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err = pthread_getaffinity_np (pthread_self (), sizeof (c1), &c1);
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if (err == 0)
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{
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err = pthread_attr_getaffinity_np (&a, sizeof (c2), &c2);
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if (err)
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{
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error (0, err, "pthread_attr_getaffinity_np failed");
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result = tf;
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}
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else if (memcmp (&c1, &c2, sizeof (c1)))
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{
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error (0, 0, "pthread_attr_getaffinity_np returned different CPU mask than pthread_getattr_np");
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result = tf;
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}
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}
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err = pthread_attr_destroy (&a);
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if (err)
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{
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error (0, err, "pthread_attr_destroy failed");
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result = tf;
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}
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if (ap == &a2)
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{
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err = pthread_attr_destroy (ap);
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if (err)
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{
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error (0, err, "pthread_attr_destroy failed");
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result = tf;
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}
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}
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return result;
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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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int result = 0;
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pthread_attr_t a;
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cpu_set_t c1, c2;
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int err = pthread_attr_init (&a);
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if (err)
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{
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error (0, err, "pthread_attr_init failed");
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result = 1;
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}
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err = pthread_attr_getaffinity_np (&a, sizeof (c1), &c1);
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if (err && err != ENOSYS)
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{
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error (0, err, "pthread_attr_getaffinity_np failed");
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result = 1;
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}
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err = pthread_attr_destroy (&a);
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if (err)
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{
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error (0, err, "pthread_attr_destroy failed");
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result = 1;
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}
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err = pthread_getattr_np (pthread_self (), &a);
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if (err)
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{
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error (0, err, "pthread_getattr_np failed");
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result = 1;
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}
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int detachstate;
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err = pthread_attr_getdetachstate (&a, &detachstate);
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if (err)
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{
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error (0, err, "pthread_attr_getdetachstate failed");
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result = 1;
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}
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else if (detachstate != PTHREAD_CREATE_JOINABLE)
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{
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error (0, 0, "initial thread not joinable");
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result = 1;
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}
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void *stackaddr;
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size_t stacksize;
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err = pthread_attr_getstack (&a, &stackaddr, &stacksize);
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if (err)
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{
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error (0, err, "pthread_attr_getstack failed");
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result = 1;
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}
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else if ((void *) &a < stackaddr
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|| (void *) &a >= stackaddr + stacksize)
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{
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error (0, 0, "pthread_attr_getstack returned range does not cover main's stack");
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result = 1;
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}
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else
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printf ("initial thread stack %p-%p (0x%zx)\n", stackaddr,
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stackaddr + stacksize, stacksize);
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size_t guardsize;
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err = pthread_attr_getguardsize (&a, &guardsize);
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if (err)
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{
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error (0, err, "pthread_attr_getguardsize failed");
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result = 1;
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}
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else if (guardsize != 0)
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{
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error (0, 0, "pthread_attr_getguardsize returned %zd != 0",
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guardsize);
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result = 1;
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}
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int scope;
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err = pthread_attr_getscope (&a, &scope);
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if (err)
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{
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error (0, err, "pthread_attr_getscope failed");
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result = 1;
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}
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else if (scope != PTHREAD_SCOPE_SYSTEM)
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{
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error (0, 0, "pthread_attr_getscope returned %d != PTHREAD_SCOPE_SYSTEM",
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scope);
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result = 1;
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}
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int inheritsched;
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err = pthread_attr_getinheritsched (&a, &inheritsched);
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if (err)
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{
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error (0, err, "pthread_attr_getinheritsched failed");
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result = 1;
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}
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else if (inheritsched != PTHREAD_INHERIT_SCHED)
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{
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error (0, 0, "pthread_attr_getinheritsched returned %d != PTHREAD_INHERIT_SCHED",
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inheritsched);
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result = 1;
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}
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err = pthread_getaffinity_np (pthread_self (), sizeof (c1), &c1);
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if (err == 0)
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{
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err = pthread_attr_getaffinity_np (&a, sizeof (c2), &c2);
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if (err)
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{
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error (0, err, "pthread_attr_getaffinity_np failed");
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result = 1;
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}
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else if (memcmp (&c1, &c2, sizeof (c1)))
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{
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error (0, 0, "pthread_attr_getaffinity_np returned different CPU mask than pthread_getattr_np");
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result = 1;
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}
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}
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err = pthread_attr_destroy (&a);
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if (err)
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{
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error (0, err, "pthread_attr_destroy failed");
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result = 1;
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}
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pthread_t th;
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err = pthread_create (&th, NULL, tf, NULL);
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if (err)
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{
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error (0, err, "pthread_create #1 failed");
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result = 1;
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}
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else
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{
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void *ret;
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err = pthread_join (th, &ret);
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if (err)
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{
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error (0, err, "pthread_join #1 failed");
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result = 1;
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}
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else if (ret != NULL)
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result = 1;
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}
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err = pthread_attr_init (&a);
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if (err)
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{
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error (0, err, "pthread_attr_init failed");
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result = 1;
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}
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err = pthread_create (&th, &a, tf, &a);
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if (err)
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{
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error (0, err, "pthread_create #2 failed");
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result = 1;
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}
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else
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{
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void *ret;
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err = pthread_join (th, &ret);
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if (err)
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{
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error (0, err, "pthread_join #2 failed");
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result = 1;
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}
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else if (ret != NULL)
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result = 1;
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}
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err = pthread_attr_setguardsize (&a, 16 * sysconf (_SC_PAGESIZE));
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if (err)
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{
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error (0, err, "pthread_attr_setguardsize failed");
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result = 1;
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}
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err = pthread_create (&th, &a, tf, &a);
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if (err)
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{
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error (0, err, "pthread_create #3 failed");
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result = 1;
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}
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else
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{
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void *ret;
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err = pthread_join (th, &ret);
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if (err)
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{
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error (0, err, "pthread_join #3 failed");
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result = 1;
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}
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else if (ret != NULL)
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result = 1;
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}
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err = pthread_attr_destroy (&a);
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if (err)
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{
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error (0, err, "pthread_attr_destroy failed");
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result = 1;
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}
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return result;
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}
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#define TEST_FUNCTION do_test ()
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#include "../test-skeleton.c"
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