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100 lines
2.3 KiB
C
100 lines
2.3 KiB
C
/* Copyright (C) 2003-2023 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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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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<https://www.gnu.org/licenses/>. */
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/* Test whether pthread_create/pthread_join with user defined stacks
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doesn't leak memory.
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NOTE: this tests functionality beyond POSIX. In POSIX user defined
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stacks cannot be ever freed once used by pthread_create nor they can
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be reused for other thread. */
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#include <limits.h>
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#include <mcheck.h>
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#include <pthread.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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static int seen;
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static void *
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tf (void *p)
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{
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++seen;
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return NULL;
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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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mtrace ();
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void *stack;
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int res = posix_memalign (&stack, getpagesize (), 4 * PTHREAD_STACK_MIN);
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if (res)
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{
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printf ("malloc failed %s\n", strerror (res));
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return 1;
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}
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pthread_attr_t attr;
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pthread_attr_init (&attr);
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int result = 0;
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res = pthread_attr_setstack (&attr, stack, 4 * PTHREAD_STACK_MIN);
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if (res)
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{
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printf ("pthread_attr_setstack failed %d\n", res);
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result = 1;
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}
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for (int i = 0; i < 16; ++i)
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{
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/* Create the thread. */
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pthread_t th;
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res = pthread_create (&th, &attr, tf, NULL);
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if (res)
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{
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printf ("pthread_create failed %d\n", res);
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result = 1;
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}
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else
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{
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res = pthread_join (th, NULL);
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if (res)
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{
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printf ("pthread_join failed %d\n", res);
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result = 1;
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}
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}
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}
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pthread_attr_destroy (&attr);
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if (seen != 16)
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{
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printf ("seen %d != 16\n", seen);
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result = 1;
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}
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free (stack);
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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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