| /* Test for notification mechanism in lio_listio. |
| Copyright (C) 2000-2014 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| Contributed by Ulrich Drepper <drepper@cygnus.com>, 2000. |
| |
| The GNU C Library is free software; you can redistribute it and/or |
| modify it under the terms of the GNU Lesser General Public |
| License as published by the Free Software Foundation; either |
| version 2.1 of the License, or (at your option) any later version. |
| |
| The GNU C Library is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| Lesser General Public License for more details. |
| |
| You should have received a copy of the GNU Lesser General Public |
| License along with the GNU C Library; if not, see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #include <aio.h> |
| #include <signal.h> |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <unistd.h> |
| #include <errno.h> |
| #include <pthread.h> |
| |
| |
| static pthread_barrier_t b; |
| |
| |
| static void |
| thrfct (sigval_t arg) |
| { |
| int e = pthread_barrier_wait (&b); |
| if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) |
| { |
| puts ("thread: barrier_wait failed"); |
| exit (1); |
| } |
| } |
| |
| |
| static int |
| do_test (int argc, char *argv[]) |
| { |
| char name[] = "/tmp/aio2.XXXXXX"; |
| int fd; |
| struct aiocb *arr[1]; |
| struct aiocb cb; |
| static const char buf[] = "Hello World\n"; |
| |
| fd = mkstemp (name); |
| if (fd == -1) |
| { |
| printf ("cannot open temp name: %m\n"); |
| return 1; |
| } |
| |
| unlink (name); |
| |
| if (pthread_barrier_init (&b, NULL, 2) != 0) |
| { |
| puts ("barrier_init failed"); |
| return 1; |
| } |
| |
| arr[0] = &cb; |
| |
| cb.aio_fildes = fd; |
| cb.aio_lio_opcode = LIO_WRITE; |
| cb.aio_reqprio = 0; |
| cb.aio_buf = (void *) buf; |
| cb.aio_nbytes = sizeof (buf) - 1; |
| cb.aio_offset = 0; |
| cb.aio_sigevent.sigev_notify = SIGEV_THREAD; |
| cb.aio_sigevent.sigev_notify_function = thrfct; |
| cb.aio_sigevent.sigev_notify_attributes = NULL; |
| cb.aio_sigevent.sigev_value.sival_ptr = NULL; |
| |
| if (lio_listio (LIO_WAIT, arr, 1, NULL) < 0) |
| { |
| if (errno == ENOSYS) |
| { |
| puts ("no aio support in this configuration"); |
| return 0; |
| } |
| printf ("lio_listio failed: %m\n"); |
| return 1; |
| } |
| |
| puts ("lio_listio returned"); |
| |
| int e = pthread_barrier_wait (&b); |
| if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) |
| { |
| puts ("barrier_wait failed"); |
| return 1; |
| } |
| |
| puts ("all OK"); |
| |
| return 0; |
| } |
| |
| #include "../test-skeleton.c" |