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69 lines
1.8 KiB
C
69 lines
1.8 KiB
C
/* Check for failure paths handling for cancellation points.
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Copyright (C) 2015-2023 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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#include <errno.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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/* Check that the cancel syscall points handles both the errno and return code
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correctly for invalid arguments. */
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static void *
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tf (void *arg)
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{
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#ifdef SET_CANCEL_DISABLE
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pthread_setcancelstate (PTHREAD_CANCEL_DISABLE, NULL);
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#endif
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/* This is a cancellation point, but we should not be cancelled. */
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int r = write (-1, 0, 0);
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if (r != -1 || errno != EBADF)
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{
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printf ("error: write returned %d, errno %d\n", r, errno);
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exit (1);
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}
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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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pthread_t th;
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if (pthread_create (&th, NULL, tf, NULL) != 0)
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{
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puts ("error: pthread_create failed");
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exit (1);
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}
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if (pthread_join (th, NULL) != 0)
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{
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puts ("error: pthread_join failed");
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exit (1);
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}
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return 0;
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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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