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95 lines
2.0 KiB
C
95 lines
2.0 KiB
C
/* Copyright (C) 2002-2024 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 <pthread.h>
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#include <signal.h>
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#include <stdio.h>
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#include <unistd.h>
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static int fd[2];
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static void *
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tf (void *arg)
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{
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/* The buffer size must be larger than the pipe size so that the
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write blocks. */
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char buf[100000];
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while (write (fd[1], buf, sizeof (buf)) > 0);
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return (void *) 42l;
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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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void *r;
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struct sigaction sa;
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sa.sa_handler = SIG_IGN;
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sigemptyset (&sa.sa_mask);
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sa.sa_flags = 0;
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if (sigaction (SIGPIPE, &sa, NULL) != 0)
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{
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puts ("sigaction failed");
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return 1;
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}
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if (pipe (fd) != 0)
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{
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puts ("pipe failed");
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return 1;
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}
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if (pthread_create (&th, NULL, tf, NULL) != 0)
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{
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puts ("create failed");
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return 1;
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}
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if (pthread_cancel (th) != 0)
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{
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puts ("cancel failed");
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return 1;
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}
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/* This will cause the write in the child to return. */
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close (fd[0]);
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if (pthread_join (th, &r) != 0)
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{
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puts ("join failed");
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return 1;
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}
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if (r != PTHREAD_CANCELED)
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{
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printf ("result is wrong: expected %p, got %p\n", PTHREAD_CANCELED, r);
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return 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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