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04277e02d7
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127 lines
2.7 KiB
C
127 lines
2.7 KiB
C
/* Test for completion thread handling.
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Copyright (C) 2000-2019 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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<http://www.gnu.org/licenses/>. */
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#include <aio.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 <unistd.h>
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#include <errno.h>
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#define MY_SIVAL 27
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volatile sig_atomic_t flag;
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static void
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callback (sigval_t s)
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{
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flag = s.sival_int;
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}
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static int
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wait_flag (void)
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{
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while (flag == 0)
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{
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puts ("Sleeping...");
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sleep (1);
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}
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if (flag != MY_SIVAL)
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{
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printf ("signal handler received wrong signal, flag is %d\n", flag);
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return 1;
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}
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return 0;
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}
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static int
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do_test (int argc, char *argv[])
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{
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char name[] = "/tmp/aio5.XXXXXX";
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int fd;
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struct aiocb *arr[1];
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struct aiocb cb;
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static const char buf[] = "Hello World\n";
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struct sigevent ev;
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fd = mkstemp (name);
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if (fd == -1)
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{
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printf ("cannot open temp name: %m\n");
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return 1;
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}
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unlink (name);
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arr[0] = &cb;
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cb.aio_fildes = fd;
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cb.aio_lio_opcode = LIO_WRITE;
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cb.aio_reqprio = 0;
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cb.aio_buf = (void *) buf;
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cb.aio_nbytes = sizeof (buf) - 1;
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cb.aio_offset = 0;
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cb.aio_sigevent.sigev_notify = SIGEV_THREAD;
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cb.aio_sigevent.sigev_notify_function = callback;
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cb.aio_sigevent.sigev_notify_attributes = NULL;
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cb.aio_sigevent.sigev_value.sival_int = MY_SIVAL;
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ev.sigev_notify = SIGEV_THREAD;
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ev.sigev_notify_function = callback;
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ev.sigev_notify_attributes = NULL;
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ev.sigev_value.sival_int = MY_SIVAL;
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/* First use aio_write. */
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if (aio_write (arr[0]) < 0)
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{
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if (errno == ENOSYS)
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{
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puts ("no aio support in this configuration");
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return 0;
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}
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printf ("aio_write failed: %m\n");
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return 1;
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}
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if (wait_flag ())
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return 1;
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puts ("aio_write OK");
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flag = 0;
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/* Again with lio_listio. */
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if (lio_listio (LIO_NOWAIT, arr, 1, &ev) < 0)
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{
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printf ("lio_listio failed: %m\n");
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return 1;
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}
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if (wait_flag ())
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return 1;
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puts ("all OK");
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return 0;
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}
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#include "../test-skeleton.c"
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